/* * Window related functions * * Copyright 1993, 1994 Alexandre Julliard * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #if 0 #pragma makedep unix #endif #include #include "ntstatus.h" #define WIN32_NO_STATUS #include "ntgdi_private.h" #include "ntuser_private.h" #include "wine/server.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(win); #define NB_USER_HANDLES ((LAST_USER_HANDLE - FIRST_USER_HANDLE + 1) >> 1) #define USER_HANDLE_TO_INDEX(hwnd) ((LOWORD(hwnd) - FIRST_USER_HANDLE) >> 1) static void *user_handles[NB_USER_HANDLES]; #define SWP_AGG_NOGEOMETRYCHANGE \ (SWP_NOSIZE | SWP_NOCLIENTSIZE | SWP_NOZORDER) #define SWP_AGG_NOPOSCHANGE \ (SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE | SWP_NOZORDER) #define SWP_AGG_STATUSFLAGS \ (SWP_AGG_NOPOSCHANGE | SWP_FRAMECHANGED | SWP_HIDEWINDOW | SWP_SHOWWINDOW) #define SWP_AGG_NOCLIENTCHANGE \ (SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE) /*********************************************************************** * alloc_user_handle */ HANDLE alloc_user_handle( struct user_object *ptr, unsigned int type ) { HANDLE handle = 0; SERVER_START_REQ( alloc_user_handle ) { if (!wine_server_call_err( req )) handle = wine_server_ptr_handle( reply->handle ); } SERVER_END_REQ; if (handle) { UINT index = USER_HANDLE_TO_INDEX( handle ); assert( index < NB_USER_HANDLES ); ptr->handle = handle; ptr->type = type; InterlockedExchangePointer( &user_handles[index], ptr ); } return handle; } /*********************************************************************** * get_user_handle_ptr */ void *get_user_handle_ptr( HANDLE handle, unsigned int type ) { struct user_object *ptr; WORD index = USER_HANDLE_TO_INDEX( handle ); if (index >= NB_USER_HANDLES) return NULL; user_lock(); if ((ptr = user_handles[index])) { if (ptr->type == type && ((UINT)(UINT_PTR)ptr->handle == (UINT)(UINT_PTR)handle || !HIWORD(handle) || HIWORD(handle) == 0xffff)) return ptr; ptr = NULL; } else ptr = OBJ_OTHER_PROCESS; user_unlock(); return ptr; } /*********************************************************************** * set_user_handle_ptr */ static void set_user_handle_ptr( HANDLE handle, struct user_object *ptr ) { WORD index = USER_HANDLE_TO_INDEX(handle); assert( index < NB_USER_HANDLES ); InterlockedExchangePointer( &user_handles[index], ptr ); } /*********************************************************************** * release_user_handle_ptr */ void release_user_handle_ptr( void *ptr ) { assert( ptr && ptr != OBJ_OTHER_PROCESS ); user_unlock(); } /*********************************************************************** * free_user_handle */ void *free_user_handle( HANDLE handle, unsigned int type ) { struct user_object *ptr; WORD index = USER_HANDLE_TO_INDEX( handle ); if ((ptr = get_user_handle_ptr( handle, type )) && ptr != OBJ_OTHER_PROCESS) { SERVER_START_REQ( free_user_handle ) { req->handle = wine_server_user_handle( handle ); if (wine_server_call( req )) ptr = NULL; else InterlockedCompareExchangePointer( &user_handles[index], NULL, ptr ); } SERVER_END_REQ; user_unlock(); } return ptr; } /*********************************************************************** * next_thread_window */ static WND *next_thread_window_ptr( HWND *hwnd ) { struct user_object *ptr; WND *win; WORD index = *hwnd ? USER_HANDLE_TO_INDEX( *hwnd ) + 1 : 0; while (index < NB_USER_HANDLES) { if (!(ptr = user_handles[index++])) continue; if (ptr->type != NTUSER_OBJ_WINDOW) continue; win = (WND *)ptr; if (win->tid != GetCurrentThreadId()) continue; *hwnd = ptr->handle; return win; } return NULL; } /******************************************************************* * get_hwnd_message_parent * * Return the parent for HWND_MESSAGE windows. */ HWND get_hwnd_message_parent(void) { struct user_thread_info *thread_info = get_user_thread_info(); if (!thread_info->msg_window) get_desktop_window(); /* trigger creation */ return thread_info->msg_window; } /*********************************************************************** * get_full_window_handle * * Convert a possibly truncated window handle to a full 32-bit handle. */ HWND get_full_window_handle( HWND hwnd ) { WND *win; if (!hwnd || (ULONG_PTR)hwnd >> 16) return hwnd; if (LOWORD(hwnd) <= 1 || LOWORD(hwnd) == 0xffff) return hwnd; /* do sign extension for -2 and -3 */ if (LOWORD(hwnd) >= (WORD)-3) return (HWND)(LONG_PTR)(INT16)LOWORD(hwnd); if (!(win = get_win_ptr( hwnd ))) return hwnd; if (win == WND_DESKTOP) { if (LOWORD(hwnd) == LOWORD(get_desktop_window())) return get_desktop_window(); else return get_hwnd_message_parent(); } if (win != WND_OTHER_PROCESS) { hwnd = win->obj.handle; release_win_ptr( win ); } else /* may belong to another process */ { SERVER_START_REQ( get_window_info ) { req->handle = wine_server_user_handle( hwnd ); if (!wine_server_call_err( req )) hwnd = wine_server_ptr_handle( reply->full_handle ); } SERVER_END_REQ; } return hwnd; } /******************************************************************* * is_desktop_window * * Check if window is the desktop or the HWND_MESSAGE top parent. */ BOOL is_desktop_window( HWND hwnd ) { struct user_thread_info *thread_info = get_user_thread_info(); if (!hwnd) return FALSE; if (hwnd == thread_info->top_window) return TRUE; if (hwnd == thread_info->msg_window) return TRUE; if (!HIWORD(hwnd) || HIWORD(hwnd) == 0xffff) { if (LOWORD(thread_info->top_window) == LOWORD(hwnd)) return TRUE; if (LOWORD(thread_info->msg_window) == LOWORD(hwnd)) return TRUE; } return FALSE; } /*********************************************************************** * win_get_ptr * * Return a pointer to the WND structure if local to the process, * or WND_OTHER_PROCESS if handle may be valid in other process. * If ret value is a valid pointer, it must be released with WIN_ReleasePtr. */ WND *get_win_ptr( HWND hwnd ) { WND *win; if ((win = get_user_handle_ptr( hwnd, NTUSER_OBJ_WINDOW )) == WND_OTHER_PROCESS) { if (is_desktop_window( hwnd )) win = WND_DESKTOP; } return win; } /*********************************************************************** * is_current_thread_window * * Check whether a given window belongs to the current process (and return the full handle). */ HWND is_current_thread_window( HWND hwnd ) { WND *win; HWND ret = 0; if (!(win = get_win_ptr( hwnd )) || win == WND_OTHER_PROCESS || win == WND_DESKTOP) return 0; if (win->tid == GetCurrentThreadId()) ret = win->obj.handle; release_win_ptr( win ); return ret; } /*********************************************************************** * is_current_process_window * * Check whether a given window belongs to the current process (and return the full handle). */ HWND is_current_process_window( HWND hwnd ) { WND *ptr; HWND ret; if (!(ptr = get_win_ptr( hwnd )) || ptr == WND_OTHER_PROCESS || ptr == WND_DESKTOP) return 0; ret = ptr->obj.handle; release_win_ptr( ptr ); return ret; } /* see IsWindow */ BOOL is_window( HWND hwnd ) { WND *win; BOOL ret; if (!(win = get_win_ptr( hwnd ))) return FALSE; if (win == WND_DESKTOP) return TRUE; if (win != WND_OTHER_PROCESS) { release_win_ptr( win ); return TRUE; } /* check other processes */ SERVER_START_REQ( get_window_info ) { req->handle = wine_server_user_handle( hwnd ); ret = !wine_server_call_err( req ); } SERVER_END_REQ; return ret; } /* see GetWindowThreadProcessId */ DWORD get_window_thread( HWND hwnd, DWORD *process ) { WND *ptr; DWORD tid = 0; if (!(ptr = get_win_ptr( hwnd ))) { SetLastError( ERROR_INVALID_WINDOW_HANDLE); return 0; } if (ptr != WND_OTHER_PROCESS && ptr != WND_DESKTOP) { /* got a valid window */ tid = ptr->tid; if (process) *process = GetCurrentProcessId(); release_win_ptr( ptr ); return tid; } /* check other processes */ SERVER_START_REQ( get_window_info ) { req->handle = wine_server_user_handle( hwnd ); if (!wine_server_call_err( req )) { tid = (DWORD)reply->tid; if (process) *process = (DWORD)reply->pid; } } SERVER_END_REQ; return tid; } /* see GetParent */ static HWND get_parent( HWND hwnd ) { HWND retval = 0; WND *win; if (!(win = get_win_ptr( hwnd ))) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return 0; } if (win == WND_DESKTOP) return 0; if (win == WND_OTHER_PROCESS) { LONG style = get_window_long( hwnd, GWL_STYLE ); if (style & (WS_POPUP | WS_CHILD)) { SERVER_START_REQ( get_window_tree ) { req->handle = wine_server_user_handle( hwnd ); if (!wine_server_call_err( req )) { if (style & WS_POPUP) retval = wine_server_ptr_handle( reply->owner ); else if (style & WS_CHILD) retval = wine_server_ptr_handle( reply->parent ); } } SERVER_END_REQ; } } else { if (win->dwStyle & WS_POPUP) retval = win->owner; else if (win->dwStyle & WS_CHILD) retval = win->parent; release_win_ptr( win ); } return retval; } /***************************************************************** * NtUserSetParent (win32u.@) */ HWND WINAPI NtUserSetParent( HWND hwnd, HWND parent ) { RECT window_rect, old_screen_rect, new_screen_rect; DPI_AWARENESS_CONTEXT context; WINDOWPOS winpos; HWND full_handle; HWND old_parent = 0; BOOL was_visible; WND *win; BOOL ret; TRACE("(%p %p)\n", hwnd, parent); if (is_broadcast(hwnd) || is_broadcast(parent)) { SetLastError(ERROR_INVALID_PARAMETER); return 0; } if (!parent) parent = get_desktop_window(); else if (parent == HWND_MESSAGE) parent = get_hwnd_message_parent(); else parent = get_full_window_handle( parent ); if (!is_window( parent )) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return 0; } /* Some applications try to set a child as a parent */ if (is_child( hwnd, parent )) { SetLastError( ERROR_INVALID_PARAMETER ); return 0; } if (!(full_handle = is_current_thread_window( hwnd ))) return UlongToHandle( send_message( hwnd, WM_WINE_SETPARENT, (WPARAM)parent, 0 )); if (full_handle == parent) { SetLastError( ERROR_INVALID_PARAMETER ); return 0; } /* Windows hides the window first, then shows it again * including the WM_SHOWWINDOW messages and all */ was_visible = NtUserShowWindow( hwnd, SW_HIDE ); win = get_win_ptr( hwnd ); if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP) return 0; get_window_rects( hwnd, COORDS_PARENT, &window_rect, NULL, get_dpi_for_window(hwnd) ); get_window_rects( hwnd, COORDS_SCREEN, &old_screen_rect, NULL, 0 ); SERVER_START_REQ( set_parent ) { req->handle = wine_server_user_handle( hwnd ); req->parent = wine_server_user_handle( parent ); if ((ret = !wine_server_call_err( req ))) { old_parent = wine_server_ptr_handle( reply->old_parent ); win->parent = parent = wine_server_ptr_handle( reply->full_parent ); win->dpi = reply->dpi; win->dpi_awareness = reply->awareness; } } SERVER_END_REQ; release_win_ptr( win ); if (!ret) return 0; get_window_rects( hwnd, COORDS_SCREEN, &new_screen_rect, NULL, 0 ); context = set_thread_dpi_awareness_context( get_window_dpi_awareness_context( hwnd )); user_driver->pSetParent( full_handle, parent, old_parent ); winpos.hwnd = hwnd; winpos.hwndInsertAfter = HWND_TOP; winpos.x = window_rect.left; winpos.y = window_rect.top; winpos.cx = 0; winpos.cy = 0; winpos.flags = SWP_NOSIZE; set_window_pos( &winpos, new_screen_rect.left - old_screen_rect.left, new_screen_rect.top - old_screen_rect.top ); if (was_visible) NtUserShowWindow( hwnd, SW_SHOW ); set_thread_dpi_awareness_context( context ); return old_parent; } /* see GetWindow */ static HWND get_window_relative( HWND hwnd, UINT rel ) { HWND retval = 0; if (rel == GW_OWNER) /* this one may be available locally */ { WND *win = get_win_ptr( hwnd ); if (!win) { SetLastError( ERROR_INVALID_HANDLE ); return 0; } if (win == WND_DESKTOP) return 0; if (win != WND_OTHER_PROCESS) { retval = win->owner; release_win_ptr( win ); return retval; } /* else fall through to server call */ } SERVER_START_REQ( get_window_tree ) { req->handle = wine_server_user_handle( hwnd ); if (!wine_server_call_err( req )) { switch(rel) { case GW_HWNDFIRST: retval = wine_server_ptr_handle( reply->first_sibling ); break; case GW_HWNDLAST: retval = wine_server_ptr_handle( reply->last_sibling ); break; case GW_HWNDNEXT: retval = wine_server_ptr_handle( reply->next_sibling ); break; case GW_HWNDPREV: retval = wine_server_ptr_handle( reply->prev_sibling ); break; case GW_OWNER: retval = wine_server_ptr_handle( reply->owner ); break; case GW_CHILD: retval = wine_server_ptr_handle( reply->first_child ); break; } } } SERVER_END_REQ; return retval; } /******************************************************************* * list_window_parents * * Build an array of all parents of a given window, starting with * the immediate parent. The array must be freed with free(). */ static HWND *list_window_parents( HWND hwnd ) { WND *win; HWND current, *list; int i, pos = 0, size = 16, count; if (!(list = malloc( size * sizeof(HWND) ))) return NULL; current = hwnd; for (;;) { if (!(win = get_win_ptr( current ))) goto empty; if (win == WND_OTHER_PROCESS) break; /* need to do it the hard way */ if (win == WND_DESKTOP) { if (!pos) goto empty; list[pos] = 0; return list; } list[pos] = current = win->parent; release_win_ptr( win ); if (!current) return list; if (++pos == size - 1) { /* need to grow the list */ HWND *new_list = realloc( list, (size + 16) * sizeof(HWND) ); if (!new_list) goto empty; list = new_list; size += 16; } } /* at least one parent belongs to another process, have to query the server */ for (;;) { count = 0; SERVER_START_REQ( get_window_parents ) { req->handle = wine_server_user_handle( hwnd ); wine_server_set_reply( req, list, (size-1) * sizeof(user_handle_t) ); if (!wine_server_call( req )) count = reply->count; } SERVER_END_REQ; if (!count) goto empty; if (size > count) { /* start from the end since HWND is potentially larger than user_handle_t */ for (i = count - 1; i >= 0; i--) list[i] = wine_server_ptr_handle( ((user_handle_t *)list)[i] ); list[count] = 0; return list; } free( list ); size = count + 1; if (!(list = malloc( size * sizeof(HWND) ))) return NULL; } empty: free( list ); return NULL; } /******************************************************************* * list_window_children * * Build an array of the children of a given window. The array must be * freed with HeapFree. Returns NULL when no windows are found. */ HWND *list_window_children( HDESK desktop, HWND hwnd, UNICODE_STRING *class, DWORD tid ) { HWND *list; int i, size = 128; ATOM atom = class ? get_int_atom_value( class ) : 0; /* empty class is not the same as NULL class */ if (!atom && class && !class->Length) return NULL; for (;;) { int count = 0; if (!(list = malloc( size * sizeof(HWND) ))) break; SERVER_START_REQ( get_window_children ) { req->desktop = wine_server_obj_handle( desktop ); req->parent = wine_server_user_handle( hwnd ); req->tid = tid; req->atom = atom; if (!atom && class) wine_server_add_data( req, class->Buffer, class->Length ); wine_server_set_reply( req, list, (size-1) * sizeof(user_handle_t) ); if (!wine_server_call( req )) count = reply->count; } SERVER_END_REQ; if (count && count < size) { /* start from the end since HWND is potentially larger than user_handle_t */ for (i = count - 1; i >= 0; i--) list[i] = wine_server_ptr_handle( ((user_handle_t *)list)[i] ); list[count] = 0; return list; } free( list ); if (!count) break; size = count + 1; /* restart with a large enough buffer */ } return NULL; } /***************************************************************** * NtUserGetAncestor (win32u.@) */ HWND WINAPI NtUserGetAncestor( HWND hwnd, UINT type ) { HWND *list, ret = 0; WND *win; switch(type) { case GA_PARENT: if (!(win = get_win_ptr( hwnd ))) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return 0; } if (win == WND_DESKTOP) return 0; if (win != WND_OTHER_PROCESS) { ret = win->parent; release_win_ptr( win ); } else /* need to query the server */ { SERVER_START_REQ( get_window_tree ) { req->handle = wine_server_user_handle( hwnd ); if (!wine_server_call_err( req )) ret = wine_server_ptr_handle( reply->parent ); } SERVER_END_REQ; } break; case GA_ROOT: if (!(list = list_window_parents( hwnd ))) return 0; if (!list[0] || !list[1]) ret = get_full_window_handle( hwnd ); /* top-level window */ else { int count = 2; while (list[count]) count++; ret = list[count - 2]; /* get the one before the desktop */ } free( list ); break; case GA_ROOTOWNER: if (is_desktop_window( hwnd )) return 0; ret = get_full_window_handle( hwnd ); for (;;) { HWND parent = get_parent( ret ); if (!parent) break; ret = parent; } break; } return ret; } /* see IsChild */ BOOL is_child( HWND parent, HWND child ) { HWND *list; int i; BOOL ret = FALSE; if (!(get_window_long( child, GWL_STYLE ) & WS_CHILD)) return FALSE; if (!(list = list_window_parents( child ))) return FALSE; parent = get_full_window_handle( parent ); for (i = 0; list[i]; i++) { if (list[i] == parent) { ret = list[i] && list[i+1]; break; } if (!(get_window_long( list[i], GWL_STYLE ) & WS_CHILD)) break; } free( list ); return ret; } /* see IsWindowVisible */ static BOOL is_window_visible( HWND hwnd ) { HWND *list; BOOL retval = TRUE; int i; if (!(get_window_long( hwnd, GWL_STYLE ) & WS_VISIBLE)) return FALSE; if (!(list = list_window_parents( hwnd ))) return TRUE; if (list[0]) { for (i = 0; list[i+1]; i++) if (!(get_window_long( list[i], GWL_STYLE ) & WS_VISIBLE)) break; retval = !list[i+1] && (list[i] == get_desktop_window()); /* top message window isn't visible */ } free( list ); return retval; } /*********************************************************************** * is_window_drawable * * hwnd is drawable when it is visible, all parents are not * minimized, and it is itself not minimized unless we are * trying to draw its default class icon. */ static BOOL is_window_drawable( HWND hwnd, BOOL icon ) { HWND *list; BOOL retval = TRUE; int i; LONG style = get_window_long( hwnd, GWL_STYLE ); if (!(style & WS_VISIBLE)) return FALSE; if ((style & WS_MINIMIZE) && icon && get_class_long_ptr( hwnd, GCLP_HICON, FALSE )) return FALSE; if (!(list = list_window_parents( hwnd ))) return TRUE; if (list[0]) { for (i = 0; list[i+1]; i++) if ((get_window_long( list[i], GWL_STYLE ) & (WS_VISIBLE|WS_MINIMIZE)) != WS_VISIBLE) break; retval = !list[i+1] && (list[i] == get_desktop_window()); /* top message window isn't visible */ } free( list ); return retval; } /* see IsWindowUnicode */ static BOOL is_window_unicode( HWND hwnd ) { WND *win; BOOL ret = FALSE; if (!(win = get_win_ptr(hwnd))) return FALSE; if (win == WND_DESKTOP) return TRUE; if (win != WND_OTHER_PROCESS) { ret = (win->flags & WIN_ISUNICODE) != 0; release_win_ptr( win ); } else { SERVER_START_REQ( get_window_info ) { req->handle = wine_server_user_handle( hwnd ); if (!wine_server_call_err( req )) ret = reply->is_unicode; } SERVER_END_REQ; } return ret; } /* see GetWindowDpiAwarenessContext */ DPI_AWARENESS_CONTEXT get_window_dpi_awareness_context( HWND hwnd ) { DPI_AWARENESS_CONTEXT ret = 0; WND *win; if (!(win = get_win_ptr( hwnd ))) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return 0; } if (win == WND_DESKTOP) return DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE; if (win != WND_OTHER_PROCESS) { ret = ULongToHandle( win->dpi_awareness | 0x10 ); release_win_ptr( win ); } else { SERVER_START_REQ( get_window_info ) { req->handle = wine_server_user_handle( hwnd ); if (!wine_server_call_err( req )) ret = ULongToHandle( reply->awareness | 0x10 ); } SERVER_END_REQ; } return ret; } /* see GetDpiForWindow */ UINT get_dpi_for_window( HWND hwnd ) { WND *win; UINT ret = 0; if (!(win = get_win_ptr( hwnd ))) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return 0; } if (win == WND_DESKTOP) { POINT pt = { 0, 0 }; return get_monitor_dpi( monitor_from_point( pt, MONITOR_DEFAULTTOPRIMARY, 0 )); } if (win != WND_OTHER_PROCESS) { ret = win->dpi; if (!ret) ret = get_win_monitor_dpi( hwnd ); release_win_ptr( win ); } else { SERVER_START_REQ( get_window_info ) { req->handle = wine_server_user_handle( hwnd ); if (!wine_server_call_err( req )) ret = reply->dpi; } SERVER_END_REQ; } return ret; } static LONG_PTR get_win_data( const void *ptr, UINT size ) { if (size == sizeof(WORD)) { WORD ret; memcpy( &ret, ptr, sizeof(ret) ); return ret; } else if (size == sizeof(DWORD)) { DWORD ret; memcpy( &ret, ptr, sizeof(ret) ); return ret; } else { LONG_PTR ret; memcpy( &ret, ptr, sizeof(ret) ); return ret; } } /* helper for set_window_long */ static inline void set_win_data( void *ptr, LONG_PTR val, UINT size ) { if (size == sizeof(WORD)) { WORD newval = val; memcpy( ptr, &newval, sizeof(newval) ); } else if (size == sizeof(DWORD)) { DWORD newval = val; memcpy( ptr, &newval, sizeof(newval) ); } else { memcpy( ptr, &val, sizeof(val) ); } } BOOL is_iconic( HWND hwnd ) { return (get_window_long( hwnd, GWL_STYLE ) & WS_MINIMIZE) != 0; } static BOOL is_zoomed( HWND hwnd ) { return (get_window_long( hwnd, GWL_STYLE ) & WS_MAXIMIZE) != 0; } static LONG_PTR get_window_long_size( HWND hwnd, INT offset, UINT size, BOOL ansi ) { LONG_PTR retval = 0; WND *win; if (offset == GWLP_HWNDPARENT) { HWND parent = NtUserGetAncestor( hwnd, GA_PARENT ); if (parent == get_desktop_window()) parent = get_window_relative( hwnd, GW_OWNER ); return (ULONG_PTR)parent; } if (!(win = get_win_ptr( hwnd ))) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return 0; } if (win == WND_DESKTOP) { switch (offset) { case GWL_STYLE: retval = WS_POPUP | WS_CLIPSIBLINGS | WS_CLIPCHILDREN; /* message parent is not visible */ if (get_full_window_handle( hwnd ) == get_desktop_window()) retval |= WS_VISIBLE; return retval; case GWL_EXSTYLE: case GWLP_USERDATA: case GWLP_ID: case GWLP_HINSTANCE: return 0; case GWLP_WNDPROC: SetLastError( ERROR_ACCESS_DENIED ); return 0; } SetLastError( ERROR_INVALID_INDEX ); return 0; } if (win == WND_OTHER_PROCESS) { if (offset == GWLP_WNDPROC) { SetLastError( ERROR_ACCESS_DENIED ); return 0; } SERVER_START_REQ( set_window_info ) { req->handle = wine_server_user_handle( hwnd ); req->flags = 0; /* don't set anything, just retrieve */ req->extra_offset = (offset >= 0) ? offset : -1; req->extra_size = (offset >= 0) ? size : 0; if (!wine_server_call_err( req )) { switch(offset) { case GWL_STYLE: retval = reply->old_style; break; case GWL_EXSTYLE: retval = reply->old_ex_style; break; case GWLP_ID: retval = reply->old_id; break; case GWLP_HINSTANCE: retval = (ULONG_PTR)wine_server_get_ptr( reply->old_instance ); break; case GWLP_USERDATA: retval = reply->old_user_data; break; default: if (offset >= 0) retval = get_win_data( &reply->old_extra_value, size ); else SetLastError( ERROR_INVALID_INDEX ); break; } } } SERVER_END_REQ; return retval; } /* now we have a valid win */ if (offset >= 0) { if (offset > (int)(win->cbWndExtra - size)) { WARN("Invalid offset %d\n", offset ); release_win_ptr( win ); SetLastError( ERROR_INVALID_INDEX ); return 0; } retval = get_win_data( (char *)win->wExtra + offset, size ); /* Special case for dialog window procedure */ if ((offset == DWLP_DLGPROC) && (size == sizeof(LONG_PTR)) && win->dlgInfo) retval = (LONG_PTR)get_winproc( (WNDPROC)retval, ansi ); release_win_ptr( win ); return retval; } switch(offset) { case GWLP_USERDATA: retval = win->userdata; break; case GWL_STYLE: retval = win->dwStyle; break; case GWL_EXSTYLE: retval = win->dwExStyle; break; case GWLP_ID: retval = win->wIDmenu; break; case GWLP_HINSTANCE: retval = (ULONG_PTR)win->hInstance; break; case GWLP_WNDPROC: /* This looks like a hack only for the edit control (see tests). This makes these controls * more tolerant to A/W mismatches. The lack of W->A->W conversion for such a mismatch suggests * that the hack is in GetWindowLongPtr[AW], not in winprocs. */ if (win->winproc == BUILTIN_WINPROC(WINPROC_EDIT) && (!!ansi != !(win->flags & WIN_ISUNICODE))) retval = (ULONG_PTR)win->winproc; else retval = (ULONG_PTR)get_winproc( win->winproc, ansi ); break; default: WARN("Unknown offset %d\n", offset ); SetLastError( ERROR_INVALID_INDEX ); break; } release_win_ptr( win ); return retval; } /* see GetWindowLongW */ DWORD get_window_long( HWND hwnd, INT offset ) { return get_window_long_size( hwnd, offset, sizeof(LONG), FALSE ); } /* see GetWindowLongPtr */ static ULONG_PTR get_window_long_ptr( HWND hwnd, INT offset, BOOL ansi ) { return get_window_long_size( hwnd, offset, sizeof(LONG_PTR), ansi ); } /* see GetWindowWord */ static WORD get_window_word( HWND hwnd, INT offset ) { switch(offset) { case GWLP_ID: case GWLP_HINSTANCE: case GWLP_HWNDPARENT: break; default: if (offset < 0) { WARN("Invalid offset %d\n", offset ); SetLastError( ERROR_INVALID_INDEX ); return 0; } break; } return get_window_long_size( hwnd, offset, sizeof(WORD), TRUE ); } /*********************************************************************** * set_window_style * * Change the style of a window. */ ULONG set_window_style( HWND hwnd, ULONG set_bits, ULONG clear_bits ) { BOOL ok, made_visible = FALSE; STYLESTRUCT style; WND *win = get_win_ptr( hwnd ); if (!win || win == WND_DESKTOP) return 0; if (win == WND_OTHER_PROCESS) { if (is_window(hwnd)) return send_message( hwnd, WM_WINE_SETSTYLE, set_bits, clear_bits ); return 0; } style.styleOld = win->dwStyle; style.styleNew = (win->dwStyle | set_bits) & ~clear_bits; if (style.styleNew == style.styleOld) { release_win_ptr( win ); return style.styleNew; } SERVER_START_REQ( set_window_info ) { req->handle = wine_server_user_handle( hwnd ); req->flags = SET_WIN_STYLE; req->style = style.styleNew; req->extra_offset = -1; if ((ok = !wine_server_call( req ))) { style.styleOld = reply->old_style; win->dwStyle = style.styleNew; } } SERVER_END_REQ; if (ok && ((style.styleOld ^ style.styleNew) & WS_VISIBLE)) { made_visible = (style.styleNew & WS_VISIBLE) != 0; invalidate_dce( win, NULL ); } release_win_ptr( win ); if (!ok) return 0; user_driver->pSetWindowStyle( hwnd, GWL_STYLE, &style ); if (made_visible) update_window_state( hwnd ); return style.styleOld; } static DWORD fix_exstyle( DWORD style, DWORD exstyle ) { if ((exstyle & WS_EX_DLGMODALFRAME) || (!(exstyle & WS_EX_STATICEDGE) && (style & (WS_DLGFRAME | WS_THICKFRAME)))) exstyle |= WS_EX_WINDOWEDGE; else exstyle &= ~WS_EX_WINDOWEDGE; return exstyle; } /* Change the owner of a window. */ static HWND set_window_owner( HWND hwnd, HWND owner ) { WND *win = get_win_ptr( hwnd ); HWND ret = 0; if (!win || win == WND_DESKTOP) return 0; if (win == WND_OTHER_PROCESS) { if (is_window(hwnd)) ERR( "cannot set owner %p on other process window %p\n", owner, hwnd ); return 0; } SERVER_START_REQ( set_window_owner ) { req->handle = wine_server_user_handle( hwnd ); req->owner = wine_server_user_handle( owner ); if (!wine_server_call( req )) { win->owner = wine_server_ptr_handle( reply->full_owner ); ret = wine_server_ptr_handle( reply->prev_owner ); } } SERVER_END_REQ; release_win_ptr( win ); return ret; } /* Helper function for SetWindowLong(). */ LONG_PTR set_window_long( HWND hwnd, INT offset, UINT size, LONG_PTR newval, BOOL ansi ) { BOOL ok, made_visible = FALSE; LONG_PTR retval = 0; STYLESTRUCT style; WND *win; TRACE( "%p %d %lx %c\n", hwnd, offset, newval, ansi ? 'A' : 'W' ); if (is_broadcast(hwnd)) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } if (!(win = get_win_ptr( hwnd ))) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return 0; } if (win == WND_DESKTOP) { /* can't change anything on the desktop window */ SetLastError( ERROR_ACCESS_DENIED ); return 0; } if (win == WND_OTHER_PROCESS) { if (offset == GWLP_WNDPROC) { SetLastError( ERROR_ACCESS_DENIED ); return 0; } if (offset > 32767 || offset < -32767) { SetLastError( ERROR_INVALID_INDEX ); return 0; } return send_message( hwnd, WM_WINE_SETWINDOWLONG, MAKEWPARAM( offset, size ), newval ); } /* first some special cases */ switch( offset ) { case GWL_STYLE: style.styleOld = win->dwStyle; style.styleNew = newval; release_win_ptr( win ); send_message( hwnd, WM_STYLECHANGING, GWL_STYLE, (LPARAM)&style ); if (!(win = get_win_ptr( hwnd )) || win == WND_OTHER_PROCESS) return 0; newval = style.styleNew; /* WS_CLIPSIBLINGS can't be reset on top-level windows */ if (win->parent == get_desktop_window()) newval |= WS_CLIPSIBLINGS; /* WS_MINIMIZE can't be reset */ if (win->dwStyle & WS_MINIMIZE) newval |= WS_MINIMIZE; break; case GWL_EXSTYLE: style.styleOld = win->dwExStyle; style.styleNew = newval; release_win_ptr( win ); send_message( hwnd, WM_STYLECHANGING, GWL_EXSTYLE, (LPARAM)&style ); if (!(win = get_win_ptr( hwnd )) || win == WND_OTHER_PROCESS) return 0; /* WS_EX_TOPMOST can only be changed through SetWindowPos */ newval = (style.styleNew & ~WS_EX_TOPMOST) | (win->dwExStyle & WS_EX_TOPMOST); newval = fix_exstyle(win->dwStyle, newval); break; case GWLP_HWNDPARENT: if (win->parent == get_desktop_window()) { release_win_ptr( win ); return (ULONG_PTR)set_window_owner( hwnd, (HWND)newval ); } else { release_win_ptr( win ); return (ULONG_PTR)NtUserSetParent( hwnd, (HWND)newval ); } case GWLP_WNDPROC: { WNDPROC proc; UINT old_flags = win->flags; retval = get_window_long_ptr( hwnd, offset, ansi ); proc = alloc_winproc( (WNDPROC)newval, ansi ); if (proc) win->winproc = proc; if (is_winproc_unicode( proc, !ansi )) win->flags |= WIN_ISUNICODE; else win->flags &= ~WIN_ISUNICODE; if (!((old_flags ^ win->flags) & WIN_ISUNICODE)) { release_win_ptr( win ); return retval; } /* update is_unicode flag on the server side */ break; } case GWLP_ID: case GWLP_HINSTANCE: case GWLP_USERDATA: break; case DWLP_DLGPROC: if ((win->cbWndExtra - sizeof(LONG_PTR) >= DWLP_DLGPROC) && (size == sizeof(LONG_PTR)) && win->dlgInfo) { WNDPROC *ptr = (WNDPROC *)((char *)win->wExtra + DWLP_DLGPROC); retval = (ULONG_PTR)get_winproc( *ptr, ansi ); *ptr = alloc_winproc( (WNDPROC)newval, ansi ); release_win_ptr( win ); return retval; } /* fall through */ default: if (offset < 0 || offset > (int)(win->cbWndExtra - size)) { WARN("Invalid offset %d\n", offset ); release_win_ptr( win ); SetLastError( ERROR_INVALID_INDEX ); return 0; } else if (get_win_data( (char *)win->wExtra + offset, size ) == newval) { /* already set to the same value */ release_win_ptr( win ); return newval; } break; } SERVER_START_REQ( set_window_info ) { req->handle = wine_server_user_handle( hwnd ); req->extra_offset = -1; switch(offset) { case GWL_STYLE: req->flags = SET_WIN_STYLE | SET_WIN_EXSTYLE; req->style = newval; req->ex_style = fix_exstyle(newval, win->dwExStyle); break; case GWL_EXSTYLE: req->flags = SET_WIN_EXSTYLE; req->ex_style = newval; break; case GWLP_ID: req->flags = SET_WIN_ID; req->extra_value = newval; break; case GWLP_HINSTANCE: req->flags = SET_WIN_INSTANCE; req->instance = wine_server_client_ptr( (void *)newval ); break; case GWLP_WNDPROC: req->flags = SET_WIN_UNICODE; req->is_unicode = (win->flags & WIN_ISUNICODE) != 0; break; case GWLP_USERDATA: req->flags = SET_WIN_USERDATA; req->user_data = newval; break; default: req->flags = SET_WIN_EXTRA; req->extra_offset = offset; req->extra_size = size; set_win_data( &req->extra_value, newval, size ); } if ((ok = !wine_server_call_err( req ))) { switch(offset) { case GWL_STYLE: win->dwStyle = newval; win->dwExStyle = fix_exstyle(win->dwStyle, win->dwExStyle); retval = reply->old_style; break; case GWL_EXSTYLE: win->dwExStyle = newval; retval = reply->old_ex_style; break; case GWLP_ID: win->wIDmenu = newval; retval = reply->old_id; break; case GWLP_HINSTANCE: win->hInstance = (HINSTANCE)newval; retval = (ULONG_PTR)wine_server_get_ptr( reply->old_instance ); break; case GWLP_WNDPROC: break; case GWLP_USERDATA: win->userdata = newval; retval = reply->old_user_data; break; default: retval = get_win_data( (char *)win->wExtra + offset, size ); set_win_data( (char *)win->wExtra + offset, newval, size ); break; } } } SERVER_END_REQ; if ((offset == GWL_STYLE && ((style.styleOld ^ style.styleNew) & WS_VISIBLE)) || (offset == GWL_EXSTYLE && ((style.styleOld ^ style.styleNew) & WS_EX_LAYERED))) { made_visible = (win->dwStyle & WS_VISIBLE) != 0; invalidate_dce( win, NULL ); } release_win_ptr( win ); if (!ok) return 0; if (offset == GWL_STYLE || offset == GWL_EXSTYLE) { style.styleOld = retval; style.styleNew = newval; user_driver->pSetWindowStyle( hwnd, offset, &style ); if (made_visible) update_window_state( hwnd ); send_message( hwnd, WM_STYLECHANGED, offset, (LPARAM)&style ); } return retval; } /********************************************************************** * NtUserSetWindowWord (win32u.@) */ WORD WINAPI NtUserSetWindowWord( HWND hwnd, INT offset, WORD newval ) { switch(offset) { case GWLP_ID: case GWLP_HINSTANCE: case GWLP_HWNDPARENT: break; default: if (offset < 0) { WARN("Invalid offset %d\n", offset ); SetLastError( ERROR_INVALID_INDEX ); return 0; } break; } return set_window_long( hwnd, offset, sizeof(WORD), newval, TRUE ); } /********************************************************************** * NtUserSetWindowLong (win32u.@) */ LONG WINAPI NtUserSetWindowLong( HWND hwnd, INT offset, LONG newval, BOOL ansi ) { return set_window_long( hwnd, offset, sizeof(LONG), newval, ansi ); } /***************************************************************************** * NtUserSetWindowLongPtr (win32u.@) */ LONG_PTR WINAPI NtUserSetWindowLongPtr( HWND hwnd, INT offset, LONG_PTR newval, BOOL ansi ) { return set_window_long( hwnd, offset, sizeof(LONG_PTR), newval, ansi ); } static BOOL set_window_pixel_format( HWND hwnd, int format ) { WND *win = get_win_ptr( hwnd ); if (!win || win == WND_DESKTOP || win == WND_OTHER_PROCESS) { WARN( "setting format %d on win %p not supported\n", format, hwnd ); return FALSE; } win->pixel_format = format; release_win_ptr( win ); update_window_state( hwnd ); return TRUE; } /*********************************************************************** * NtUserGetProp (win32u.@) * * NOTE Native allows only ATOMs as the second argument. We allow strings * to save extra server call in GetPropW. */ HANDLE WINAPI NtUserGetProp( HWND hwnd, const WCHAR *str ) { ULONG_PTR ret = 0; SERVER_START_REQ( get_window_property ) { req->window = wine_server_user_handle( hwnd ); if (IS_INTRESOURCE(str)) req->atom = LOWORD(str); else wine_server_add_data( req, str, lstrlenW(str) * sizeof(WCHAR) ); if (!wine_server_call_err( req )) ret = reply->data; } SERVER_END_REQ; return (HANDLE)ret; } /***************************************************************************** * NtUserSetProp (win32u.@) * * NOTE Native allows only ATOMs as the second argument. We allow strings * to save extra server call in SetPropW. */ BOOL WINAPI NtUserSetProp( HWND hwnd, const WCHAR *str, HANDLE handle ) { BOOL ret; SERVER_START_REQ( set_window_property ) { req->window = wine_server_user_handle( hwnd ); req->data = (ULONG_PTR)handle; if (IS_INTRESOURCE(str)) req->atom = LOWORD(str); else wine_server_add_data( req, str, lstrlenW(str) * sizeof(WCHAR) ); ret = !wine_server_call_err( req ); } SERVER_END_REQ; return ret; } /*********************************************************************** * NtUserRemoveProp (win32u.@) * * NOTE Native allows only ATOMs as the second argument. We allow strings * to save extra server call in RemovePropW. */ HANDLE WINAPI NtUserRemoveProp( HWND hwnd, const WCHAR *str ) { ULONG_PTR ret = 0; SERVER_START_REQ( remove_window_property ) { req->window = wine_server_user_handle( hwnd ); if (IS_INTRESOURCE(str)) req->atom = LOWORD(str); else wine_server_add_data( req, str, lstrlenW(str) * sizeof(WCHAR) ); if (!wine_server_call_err( req )) ret = reply->data; } SERVER_END_REQ; return (HANDLE)ret; } static void mirror_rect( const RECT *window_rect, RECT *rect ) { int width = window_rect->right - window_rect->left; int tmp = rect->left; rect->left = width - rect->right; rect->right = width - tmp; } /*********************************************************************** * get_window_rects * * Get the window and client rectangles. */ BOOL get_window_rects( HWND hwnd, enum coords_relative relative, RECT *window_rect, RECT *client_rect, UINT dpi ) { WND *win = get_win_ptr( hwnd ); BOOL ret = TRUE; if (!win) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return FALSE; } if (win == WND_DESKTOP) { RECT rect; rect.left = rect.top = 0; if (hwnd == get_hwnd_message_parent()) { rect.right = 100; rect.bottom = 100; rect = map_dpi_rect( rect, get_dpi_for_window( hwnd ), dpi ); } else { rect = get_primary_monitor_rect( dpi ); } if (window_rect) *window_rect = rect; if (client_rect) *client_rect = rect; return TRUE; } if (win != WND_OTHER_PROCESS) { UINT window_dpi = get_dpi_for_window( hwnd ); RECT window = win->window_rect; RECT client = win->client_rect; switch (relative) { case COORDS_CLIENT: OffsetRect( &window, -win->client_rect.left, -win->client_rect.top ); OffsetRect( &client, -win->client_rect.left, -win->client_rect.top ); if (win->dwExStyle & WS_EX_LAYOUTRTL) mirror_rect( &win->client_rect, &window ); break; case COORDS_WINDOW: OffsetRect( &window, -win->window_rect.left, -win->window_rect.top ); OffsetRect( &client, -win->window_rect.left, -win->window_rect.top ); if (win->dwExStyle & WS_EX_LAYOUTRTL) mirror_rect( &win->window_rect, &client ); break; case COORDS_PARENT: if (win->parent) { WND *parent = get_win_ptr( win->parent ); if (parent == WND_DESKTOP) break; if (!parent || parent == WND_OTHER_PROCESS) { release_win_ptr( win ); goto other_process; } if (parent->flags & WIN_CHILDREN_MOVED) { release_win_ptr( parent ); release_win_ptr( win ); goto other_process; } if (parent->dwExStyle & WS_EX_LAYOUTRTL) { mirror_rect( &parent->client_rect, &window ); mirror_rect( &parent->client_rect, &client ); } release_win_ptr( parent ); } break; case COORDS_SCREEN: while (win->parent) { WND *parent = get_win_ptr( win->parent ); if (parent == WND_DESKTOP) break; if (!parent || parent == WND_OTHER_PROCESS) { release_win_ptr( win ); goto other_process; } release_win_ptr( win ); if (parent->flags & WIN_CHILDREN_MOVED) { release_win_ptr( parent ); goto other_process; } win = parent; if (win->parent) { offset_rect( &window, win->client_rect.left, win->client_rect.top ); offset_rect( &client, win->client_rect.left, win->client_rect.top ); } } break; } if (window_rect) *window_rect = map_dpi_rect( window, window_dpi, dpi ); if (client_rect) *client_rect = map_dpi_rect( client, window_dpi, dpi ); release_win_ptr( win ); return TRUE; } other_process: SERVER_START_REQ( get_window_rectangles ) { req->handle = wine_server_user_handle( hwnd ); req->relative = relative; req->dpi = dpi; if ((ret = !wine_server_call_err( req ))) { if (window_rect) { window_rect->left = reply->window.left; window_rect->top = reply->window.top; window_rect->right = reply->window.right; window_rect->bottom = reply->window.bottom; } if (client_rect) { client_rect->left = reply->client.left; client_rect->top = reply->client.top; client_rect->right = reply->client.right; client_rect->bottom = reply->client.bottom; } } } SERVER_END_REQ; return ret; } /* see GetWindowRect */ BOOL get_window_rect( HWND hwnd, RECT *rect, UINT dpi ) { return get_window_rects( hwnd, COORDS_SCREEN, rect, NULL, dpi ); } /* see GetClientRect */ BOOL get_client_rect( HWND hwnd, RECT *rect ) { return get_window_rects( hwnd, COORDS_CLIENT, NULL, rect, get_thread_dpi() ); } /* see GetWindowInfo */ static BOOL get_window_info( HWND hwnd, WINDOWINFO *info ) { if (!info || !get_window_rects( hwnd, COORDS_SCREEN, &info->rcWindow, &info->rcClient, get_thread_dpi() )) return FALSE; info->dwStyle = get_window_long( hwnd, GWL_STYLE ); info->dwExStyle = get_window_long( hwnd, GWL_EXSTYLE ); info->dwWindowStatus = get_active_window() == hwnd ? WS_ACTIVECAPTION : 0; info->cxWindowBorders = info->rcClient.left - info->rcWindow.left; info->cyWindowBorders = info->rcWindow.bottom - info->rcClient.bottom; info->atomWindowType = get_class_long( hwnd, GCW_ATOM, FALSE ); info->wCreatorVersion = 0x0400; return TRUE; } /*********************************************************************** * update_surface_region */ static void update_surface_region( HWND hwnd ) { NTSTATUS status; HRGN region = 0; RGNDATA *data; size_t size = 256; WND *win = get_win_ptr( hwnd ); if (!win || win == WND_DESKTOP || win == WND_OTHER_PROCESS) return; if (!win->surface) goto done; do { if (!(data = malloc( FIELD_OFFSET( RGNDATA, Buffer[size] )))) goto done; SERVER_START_REQ( get_surface_region ) { req->window = wine_server_user_handle( hwnd ); wine_server_set_reply( req, data->Buffer, size ); if (!(status = wine_server_call( req ))) { size_t reply_size = wine_server_reply_size( reply ); if (reply_size) { data->rdh.dwSize = sizeof(data->rdh); data->rdh.iType = RDH_RECTANGLES; data->rdh.nCount = reply_size / sizeof(RECT); data->rdh.nRgnSize = reply_size; region = NtGdiExtCreateRegion( NULL, data->rdh.dwSize + data->rdh.nRgnSize, data ); NtGdiOffsetRgn( region, -reply->visible_rect.left, -reply->visible_rect.top ); } } else size = reply->total_size; } SERVER_END_REQ; free( data ); } while (status == STATUS_BUFFER_OVERFLOW); if (status) goto done; win->surface->funcs->set_region( win->surface, region ); if (region) NtGdiDeleteObjectApp( region ); done: release_win_ptr( win ); } /*********************************************************************** * apply_window_pos * * Backend implementation of SetWindowPos. */ static BOOL apply_window_pos( HWND hwnd, HWND insert_after, UINT swp_flags, const RECT *window_rect, const RECT *client_rect, const RECT *valid_rects ) { WND *win; HWND surface_win = 0, parent = NtUserGetAncestor( hwnd, GA_PARENT ); BOOL ret, needs_update = FALSE; RECT visible_rect, old_visible_rect, old_window_rect, old_client_rect, extra_rects[3]; struct window_surface *old_surface, *new_surface = NULL; if (!parent || parent == get_desktop_window()) { new_surface = &dummy_surface; /* provide a default surface for top-level windows */ window_surface_add_ref( new_surface ); } visible_rect = *window_rect; if (!(ret = user_driver->pWindowPosChanging( hwnd, insert_after, swp_flags, window_rect, client_rect, &visible_rect, &new_surface ))) { if (IsRectEmpty( window_rect )) visible_rect = *window_rect; else { visible_rect = get_virtual_screen_rect( get_thread_dpi() ); intersect_rect( &visible_rect, &visible_rect, window_rect ); } } get_window_rects( hwnd, COORDS_SCREEN, &old_window_rect, NULL, get_thread_dpi() ); if (IsRectEmpty( &valid_rects[0] )) valid_rects = NULL; if (!(win = get_win_ptr( hwnd )) || win == WND_DESKTOP || win == WND_OTHER_PROCESS) { if (new_surface) window_surface_release( new_surface ); return FALSE; } /* create or update window surface for top-level windows if the driver doesn't implement WindowPosChanging */ if (!ret && new_surface && !IsRectEmpty( &visible_rect ) && (!(get_window_long( hwnd, GWL_EXSTYLE ) & WS_EX_LAYERED) || NtUserGetLayeredWindowAttributes( hwnd, NULL, NULL, NULL ))) { window_surface_release( new_surface ); if ((new_surface = win->surface)) window_surface_add_ref( new_surface ); create_offscreen_window_surface( &visible_rect, &new_surface ); } old_visible_rect = win->visible_rect; old_client_rect = win->client_rect; old_surface = win->surface; if (old_surface != new_surface) swp_flags |= SWP_FRAMECHANGED; /* force refreshing non-client area */ if (new_surface == &dummy_surface) swp_flags |= SWP_NOREDRAW; else if (old_surface == &dummy_surface) { swp_flags |= SWP_NOCOPYBITS; valid_rects = NULL; } SERVER_START_REQ( set_window_pos ) { req->handle = wine_server_user_handle( hwnd ); req->previous = wine_server_user_handle( insert_after ); req->swp_flags = swp_flags; req->window.left = window_rect->left; req->window.top = window_rect->top; req->window.right = window_rect->right; req->window.bottom = window_rect->bottom; req->client.left = client_rect->left; req->client.top = client_rect->top; req->client.right = client_rect->right; req->client.bottom = client_rect->bottom; if (!EqualRect( window_rect, &visible_rect ) || new_surface || valid_rects) { extra_rects[0] = extra_rects[1] = visible_rect; if (new_surface) { extra_rects[1] = new_surface->rect; OffsetRect( &extra_rects[1], visible_rect.left, visible_rect.top ); } if (valid_rects) extra_rects[2] = valid_rects[0]; else SetRectEmpty( &extra_rects[2] ); wine_server_add_data( req, extra_rects, sizeof(extra_rects) ); } if (new_surface) req->paint_flags |= SET_WINPOS_PAINT_SURFACE; if (win->pixel_format) req->paint_flags |= SET_WINPOS_PIXEL_FORMAT; if ((ret = !wine_server_call( req ))) { win->dwStyle = reply->new_style; win->dwExStyle = reply->new_ex_style; win->window_rect = *window_rect; win->client_rect = *client_rect; win->visible_rect = visible_rect; win->surface = new_surface; surface_win = wine_server_ptr_handle( reply->surface_win ); needs_update = reply->needs_update; if (get_window_long( win->parent, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL) { RECT client; get_window_rects( win->parent, COORDS_CLIENT, NULL, &client, get_thread_dpi() ); mirror_rect( &client, &win->window_rect ); mirror_rect( &client, &win->client_rect ); mirror_rect( &client, &win->visible_rect ); } /* if an RTL window is resized the children have moved */ if (win->dwExStyle & WS_EX_LAYOUTRTL && client_rect->right - client_rect->left != old_client_rect.right - old_client_rect.left) win->flags |= WIN_CHILDREN_MOVED; } } SERVER_END_REQ; if (ret) { if (needs_update) update_surface_region( surface_win ); if (((swp_flags & SWP_AGG_NOPOSCHANGE) != SWP_AGG_NOPOSCHANGE) || (swp_flags & (SWP_HIDEWINDOW | SWP_SHOWWINDOW | SWP_STATECHANGED | SWP_FRAMECHANGED))) invalidate_dce( win, &old_window_rect ); } release_win_ptr( win ); if (ret) { TRACE( "win %p surface %p -> %p\n", hwnd, old_surface, new_surface ); register_window_surface( old_surface, new_surface ); if (old_surface) { if (valid_rects) { move_window_bits( hwnd, old_surface, new_surface, &visible_rect, &old_visible_rect, window_rect, valid_rects ); valid_rects = NULL; /* prevent the driver from trying to also move the bits */ } window_surface_release( old_surface ); } else if (surface_win && surface_win != hwnd) { if (valid_rects) { RECT rects[2]; int x_offset = old_visible_rect.left - visible_rect.left; int y_offset = old_visible_rect.top - visible_rect.top; /* if all that happened is that the whole window moved, copy everything */ if (!(swp_flags & SWP_FRAMECHANGED) && old_visible_rect.right - visible_rect.right == x_offset && old_visible_rect.bottom - visible_rect.bottom == y_offset && old_client_rect.left - client_rect->left == x_offset && old_client_rect.right - client_rect->right == x_offset && old_client_rect.top - client_rect->top == y_offset && old_client_rect.bottom - client_rect->bottom == y_offset && EqualRect( &valid_rects[0], client_rect )) { rects[0] = visible_rect; rects[1] = old_visible_rect; valid_rects = rects; } move_window_bits_parent( hwnd, surface_win, window_rect, valid_rects ); valid_rects = NULL; /* prevent the driver from trying to also move the bits */ } } user_driver->pWindowPosChanged( hwnd, insert_after, swp_flags, window_rect, client_rect, &visible_rect, valid_rects, new_surface ); } else if (new_surface) window_surface_release( new_surface ); return ret; } /******************************************************************* * NtUserGetWindowRgnEx (win32u.@) */ int WINAPI NtUserGetWindowRgnEx( HWND hwnd, HRGN hrgn, UINT unk ) { NTSTATUS status; HRGN win_rgn = 0; RGNDATA *data; size_t size = 256; int ret = ERROR; do { if (!(data = malloc( sizeof(*data) + size - 1 ))) { SetLastError( ERROR_OUTOFMEMORY ); return ERROR; } SERVER_START_REQ( get_window_region ) { req->window = wine_server_user_handle( hwnd ); wine_server_set_reply( req, data->Buffer, size ); if (!(status = wine_server_call( req ))) { size_t reply_size = wine_server_reply_size( reply ); if (reply_size) { data->rdh.dwSize = sizeof(data->rdh); data->rdh.iType = RDH_RECTANGLES; data->rdh.nCount = reply_size / sizeof(RECT); data->rdh.nRgnSize = reply_size; win_rgn = NtGdiExtCreateRegion( NULL, data->rdh.dwSize + data->rdh.nRgnSize, data ); } } else size = reply->total_size; } SERVER_END_REQ; free( data ); } while (status == STATUS_BUFFER_OVERFLOW); if (set_ntstatus( status ) && win_rgn) { ret = NtGdiCombineRgn( hrgn, win_rgn, 0, RGN_COPY ); NtGdiDeleteObjectApp( win_rgn ); } return ret; } /*********************************************************************** * NtUserSetWindowRgn (win32u.@) */ int WINAPI NtUserSetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw ) { static const RECT empty_rect; BOOL ret; if (hrgn) { RGNDATA *data; DWORD size; if (!(size = NtGdiGetRegionData( hrgn, 0, NULL ))) return FALSE; if (!(data = malloc( size ))) return FALSE; if (!NtGdiGetRegionData( hrgn, size, data )) { free( data ); return FALSE; } SERVER_START_REQ( set_window_region ) { req->window = wine_server_user_handle( hwnd ); req->redraw = redraw != 0; if (data->rdh.nCount) wine_server_add_data( req, data->Buffer, data->rdh.nCount * sizeof(RECT) ); else wine_server_add_data( req, &empty_rect, sizeof(empty_rect) ); ret = !wine_server_call_err( req ); } SERVER_END_REQ; free( data ); } else /* clear existing region */ { SERVER_START_REQ( set_window_region ) { req->window = wine_server_user_handle( hwnd ); req->redraw = redraw != 0; ret = !wine_server_call_err( req ); } SERVER_END_REQ; } if (ret) { UINT swp_flags = SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE; if (!redraw) swp_flags |= SWP_NOREDRAW; user_driver->pSetWindowRgn( hwnd, hrgn, redraw ); NtUserSetWindowPos( hwnd, 0, 0, 0, 0, 0, swp_flags ); if (hrgn) NtGdiDeleteObjectApp( hrgn ); } return ret; } /*********************************************************************** * NtUserMoveWindow (win32u.@) */ BOOL WINAPI NtUserMoveWindow( HWND hwnd, INT x, INT y, INT cx, INT cy, BOOL repaint ) { int flags = SWP_NOZORDER | SWP_NOACTIVATE; if (!repaint) flags |= SWP_NOREDRAW; TRACE( "%p %d,%d %dx%d %d\n", hwnd, x, y, cx, cy, repaint ); return NtUserSetWindowPos( hwnd, 0, x, y, cx, cy, flags ); } /***************************************************************************** * NtUserGetLayeredWindowAttributes (win32u.@) */ BOOL WINAPI NtUserGetLayeredWindowAttributes( HWND hwnd, COLORREF *key, BYTE *alpha, DWORD *flags ) { BOOL ret; SERVER_START_REQ( get_window_layered_info ) { req->handle = wine_server_user_handle( hwnd ); if ((ret = !wine_server_call_err( req ))) { if (key) *key = reply->color_key; if (alpha) *alpha = reply->alpha; if (flags) *flags = reply->flags; } } SERVER_END_REQ; return ret; } /***************************************************************************** * NtUserSetLayeredWindowAttributes (win32u.@) */ BOOL WINAPI NtUserSetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags ) { BOOL ret; TRACE( "(%p,%08x,%d,%x)\n", hwnd, key, alpha, flags ); SERVER_START_REQ( set_window_layered_info ) { req->handle = wine_server_user_handle( hwnd ); req->color_key = key; req->alpha = alpha; req->flags = flags; ret = !wine_server_call_err( req ); } SERVER_END_REQ; if (ret) { user_driver->pSetLayeredWindowAttributes( hwnd, key, alpha, flags ); update_window_state( hwnd ); } return ret; } /***************************************************************************** * UpdateLayeredWindow (win32u.@) */ BOOL WINAPI NtUserUpdateLayeredWindow( HWND hwnd, HDC hdc_dst, const POINT *pts_dst, const SIZE *size, HDC hdc_src, const POINT *pts_src, COLORREF key, const BLENDFUNCTION *blend, DWORD flags, const RECT *dirty ) { DWORD swp_flags = SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOREDRAW; RECT window_rect, client_rect; UPDATELAYEREDWINDOWINFO info; SIZE offset; if (flags & ~(ULW_COLORKEY | ULW_ALPHA | ULW_OPAQUE | ULW_EX_NORESIZE) || !(get_window_long( hwnd, GWL_EXSTYLE ) & WS_EX_LAYERED) || NtUserGetLayeredWindowAttributes( hwnd, NULL, NULL, NULL )) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } get_window_rects( hwnd, COORDS_PARENT, &window_rect, &client_rect, get_thread_dpi() ); if (pts_dst) { offset.cx = pts_dst->x - window_rect.left; offset.cy = pts_dst->y - window_rect.top; OffsetRect( &client_rect, offset.cx, offset.cy ); OffsetRect( &window_rect, offset.cx, offset.cy ); swp_flags &= ~SWP_NOMOVE; } if (size) { offset.cx = size->cx - (window_rect.right - window_rect.left); offset.cy = size->cy - (window_rect.bottom - window_rect.top); if (size->cx <= 0 || size->cy <= 0) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } if ((flags & ULW_EX_NORESIZE) && (offset.cx || offset.cy)) { SetLastError( ERROR_INCORRECT_SIZE ); return FALSE; } client_rect.right += offset.cx; client_rect.bottom += offset.cy; window_rect.right += offset.cx; window_rect.bottom += offset.cy; swp_flags &= ~SWP_NOSIZE; } TRACE( "window %p win %s client %s\n", hwnd, wine_dbgstr_rect(&window_rect), wine_dbgstr_rect(&client_rect) ); apply_window_pos( hwnd, 0, swp_flags, &window_rect, &client_rect, NULL ); info.cbSize = sizeof(info); info.hdcDst = hdc_dst; info.pptDst = pts_dst; info.psize = size; info.hdcSrc = hdc_src; info.pptSrc = pts_src; info.crKey = key; info.pblend = blend; info.dwFlags = flags; info.prcDirty = dirty; return user_driver->pUpdateLayeredWindow( hwnd, &info, &window_rect ); } /*********************************************************************** * list_children_from_point * * Get the list of children that can contain point from the server. * Point is in screen coordinates. * Returned list must be freed by caller. */ static HWND *list_children_from_point( HWND hwnd, POINT pt ) { int i, size = 128; HWND *list; for (;;) { int count = 0; if (!(list = malloc( size * sizeof(HWND) ))) break; SERVER_START_REQ( get_window_children_from_point ) { req->parent = wine_server_user_handle( hwnd ); req->x = pt.x; req->y = pt.y; req->dpi = get_thread_dpi(); wine_server_set_reply( req, list, (size-1) * sizeof(user_handle_t) ); if (!wine_server_call( req )) count = reply->count; } SERVER_END_REQ; if (count && count < size) { /* start from the end since HWND is potentially larger than user_handle_t */ for (i = count - 1; i >= 0; i--) list[i] = wine_server_ptr_handle( ((user_handle_t *)list)[i] ); list[count] = 0; return list; } free( list ); if (!count) break; size = count + 1; /* restart with a large enough buffer */ } return NULL; } /*********************************************************************** * window_from_point * * Find the window and hittest for a given point. */ static HWND window_from_point( HWND hwnd, POINT pt, INT *hittest ) { int i, res; HWND ret, *list; POINT win_pt; if (!hwnd) hwnd = get_desktop_window(); *hittest = HTNOWHERE; if (!(list = list_children_from_point( hwnd, pt ))) return 0; /* now determine the hittest */ for (i = 0; list[i]; i++) { LONG style = get_window_long( list[i], GWL_STYLE ); /* If window is minimized or disabled, return at once */ if (style & WS_DISABLED) { *hittest = HTERROR; break; } /* Send WM_NCCHITTEST (if same thread) */ if (!is_current_thread_window( list[i] )) { *hittest = HTCLIENT; break; } win_pt = map_dpi_point( pt, get_thread_dpi(), get_dpi_for_window( list[i] )); res = send_message( list[i], WM_NCHITTEST, 0, MAKELPARAM( win_pt.x, win_pt.y )); if (res != HTTRANSPARENT) { *hittest = res; /* Found the window */ break; } /* continue search with next window in z-order */ } ret = list[i]; free( list ); TRACE( "scope %p (%d,%d) returning %p\n", hwnd, pt.x, pt.y, ret ); return ret; } /******************************************************************* * NtUserWindowFromPoint (win32u.@) */ HWND WINAPI NtUserWindowFromPoint( LONG x, LONG y ) { POINT pt = { .x = x, .y = y }; INT hittest; return window_from_point( 0, pt, &hittest ); } /******************************************************************* * get_work_rect * * Get the work area that a maximized window can cover, depending on style. */ static BOOL get_work_rect( HWND hwnd, RECT *rect ) { HMONITOR monitor = monitor_from_window( hwnd, MONITOR_DEFAULTTOPRIMARY, get_thread_dpi() ); MONITORINFO mon_info; DWORD style; if (!monitor) return FALSE; mon_info.cbSize = sizeof(mon_info); get_monitor_info( monitor, &mon_info ); *rect = mon_info.rcMonitor; style = get_window_long( hwnd, GWL_STYLE ); if (style & WS_MAXIMIZEBOX) { if ((style & WS_CAPTION) == WS_CAPTION || !(style & (WS_CHILD | WS_POPUP))) *rect = mon_info.rcWork; } return TRUE; } static RECT get_maximized_work_rect( HWND hwnd ) { RECT work_rect = { 0 }; if ((get_window_long( hwnd, GWL_STYLE ) & (WS_MINIMIZE | WS_MAXIMIZE)) == WS_MAXIMIZE) { if (!get_work_rect( hwnd, &work_rect )) work_rect = get_primary_monitor_rect( get_thread_dpi() ); } return work_rect; } /******************************************************************* * update_maximized_pos * * For top level windows covering the work area, we might have to * "forget" the maximized position. Windows presumably does this * to avoid situations where the border style changes, which would * lead the window to be outside the screen, or the window gets * reloaded on a different screen, and the "saved" position no * longer applies to it (despite being maximized). * * Some applications (e.g. Imperiums: Greek Wars) depend on this. */ static void update_maximized_pos( WND *wnd, RECT *work_rect ) { if (wnd->parent && wnd->parent != get_desktop_window()) return; if (wnd->dwStyle & WS_MAXIMIZE) { if (wnd->window_rect.left <= work_rect->left && wnd->window_rect.top <= work_rect->top && wnd->window_rect.right >= work_rect->right && wnd->window_rect.bottom >= work_rect->bottom) wnd->max_pos.x = wnd->max_pos.y = -1; } else wnd->max_pos.x = wnd->max_pos.y = -1; } static BOOL empty_point( POINT pt ) { return pt.x == -1 && pt.y == -1; } /* see GetWindowPlacement */ BOOL get_window_placement( HWND hwnd, WINDOWPLACEMENT *placement ) { RECT work_rect = get_maximized_work_rect( hwnd ); WND *win = get_win_ptr( hwnd ); UINT win_dpi; if (!win) return FALSE; if (win == WND_DESKTOP) { placement->length = sizeof(*placement); placement->showCmd = SW_SHOWNORMAL; placement->flags = 0; placement->ptMinPosition.x = -1; placement->ptMinPosition.y = -1; placement->ptMaxPosition.x = -1; placement->ptMaxPosition.y = -1; get_window_rect( hwnd, &placement->rcNormalPosition, get_thread_dpi() ); return TRUE; } if (win == WND_OTHER_PROCESS) { RECT normal_position; DWORD style; if (!get_window_rect( hwnd, &normal_position, get_thread_dpi() )) return FALSE; FIXME("not fully supported on other process window %p.\n", hwnd); placement->length = sizeof(*placement); style = get_window_long( hwnd, GWL_STYLE ); if (style & WS_MINIMIZE) placement->showCmd = SW_SHOWMINIMIZED; else placement->showCmd = (style & WS_MAXIMIZE) ? SW_SHOWMAXIMIZED : SW_SHOWNORMAL; /* provide some dummy information */ placement->flags = 0; placement->ptMinPosition.x = -1; placement->ptMinPosition.y = -1; placement->ptMaxPosition.x = -1; placement->ptMaxPosition.y = -1; placement->rcNormalPosition = normal_position; return TRUE; } /* update the placement according to the current style */ if (win->dwStyle & WS_MINIMIZE) { win->min_pos.x = win->window_rect.left; win->min_pos.y = win->window_rect.top; } else if (win->dwStyle & WS_MAXIMIZE) { win->max_pos.x = win->window_rect.left; win->max_pos.y = win->window_rect.top; } else { win->normal_rect = win->window_rect; } update_maximized_pos( win, &work_rect ); placement->length = sizeof(*placement); if (win->dwStyle & WS_MINIMIZE) placement->showCmd = SW_SHOWMINIMIZED; else placement->showCmd = ( win->dwStyle & WS_MAXIMIZE ) ? SW_SHOWMAXIMIZED : SW_SHOWNORMAL ; if (win->flags & WIN_RESTORE_MAX) placement->flags = WPF_RESTORETOMAXIMIZED; else placement->flags = 0; win_dpi = get_dpi_for_window( hwnd ); placement->ptMinPosition = empty_point(win->min_pos) ? win->min_pos : map_dpi_point( win->min_pos, win_dpi, get_thread_dpi() ); placement->ptMaxPosition = empty_point(win->max_pos) ? win->max_pos : map_dpi_point( win->max_pos, win_dpi, get_thread_dpi() ); placement->rcNormalPosition = map_dpi_rect( win->normal_rect, win_dpi, get_thread_dpi() ); release_win_ptr( win ); TRACE( "%p: returning min %d,%d max %d,%d normal %s\n", hwnd, placement->ptMinPosition.x, placement->ptMinPosition.y, placement->ptMaxPosition.x, placement->ptMaxPosition.y, wine_dbgstr_rect(&placement->rcNormalPosition) ); return TRUE; } /***************************************************************************** * NtUserBuildHwndList (win32u.@) */ NTSTATUS WINAPI NtUserBuildHwndList( HDESK desktop, ULONG unk2, ULONG unk3, ULONG unk4, ULONG thread_id, ULONG count, HWND *buffer, ULONG *size ) { user_handle_t *list = (user_handle_t *)buffer; int i; NTSTATUS status; SERVER_START_REQ( get_window_children ) { req->desktop = wine_server_obj_handle( desktop ); req->tid = thread_id; if (count) wine_server_set_reply( req, list, (count - 1) * sizeof(user_handle_t) ); status = wine_server_call( req ); if (status && status != STATUS_BUFFER_TOO_SMALL) return status; *size = reply->count + 1; } SERVER_END_REQ; if (*size > count) return STATUS_BUFFER_TOO_SMALL; /* start from the end since HWND is potentially larger than user_handle_t */ for (i = *size - 2; i >= 0; i--) buffer[i] = wine_server_ptr_handle( list[i] ); buffer[*size - 1] = HWND_BOTTOM; return STATUS_SUCCESS; } /* Retrieve the window text from the server. */ static data_size_t get_server_window_text( HWND hwnd, WCHAR *text, data_size_t count ) { data_size_t len = 0, needed = 0; SERVER_START_REQ( get_window_text ) { req->handle = wine_server_user_handle( hwnd ); if (count) wine_server_set_reply( req, text, (count - 1) * sizeof(WCHAR) ); if (!wine_server_call_err( req )) { needed = reply->length; len = wine_server_reply_size(reply); } } SERVER_END_REQ; if (text) text[len / sizeof(WCHAR)] = 0; return needed; } /******************************************************************* * NtUserInternalGetWindowText (win32u.@) */ INT WINAPI NtUserInternalGetWindowText( HWND hwnd, WCHAR *text, INT count ) { WND *win; if (count <= 0) return 0; if (!(win = get_win_ptr( hwnd ))) return 0; if (win == WND_DESKTOP) text[0] = 0; else if (win != WND_OTHER_PROCESS) { if (win->text) lstrcpynW( text, win->text, count ); else text[0] = 0; release_win_ptr( win ); } else { get_server_window_text( hwnd, text, count ); } return lstrlenW(text); } /******************************************************************* * get_windows_offset * * Calculate the offset between the origin of the two windows. Used * to implement MapWindowPoints. */ static BOOL get_windows_offset( HWND hwnd_from, HWND hwnd_to, UINT dpi, BOOL *mirrored, POINT *ret_offset ) { WND *win; POINT offset; BOOL mirror_from, mirror_to, ret; HWND hwnd; offset.x = offset.y = 0; *mirrored = mirror_from = mirror_to = FALSE; /* Translate source window origin to screen coords */ if (hwnd_from) { if (!(win = get_win_ptr( hwnd_from ))) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return FALSE; } if (win == WND_OTHER_PROCESS) goto other_process; if (win != WND_DESKTOP) { if (win->dwExStyle & WS_EX_LAYOUTRTL) { mirror_from = TRUE; offset.x += win->client_rect.right - win->client_rect.left; } while (win->parent) { offset.x += win->client_rect.left; offset.y += win->client_rect.top; hwnd = win->parent; release_win_ptr( win ); if (!(win = get_win_ptr( hwnd ))) break; if (win == WND_OTHER_PROCESS) goto other_process; if (win == WND_DESKTOP) break; if (win->flags & WIN_CHILDREN_MOVED) { release_win_ptr( win ); goto other_process; } } if (win && win != WND_DESKTOP) release_win_ptr( win ); offset = map_dpi_point( offset, get_dpi_for_window( hwnd_from ), dpi ); } } /* Translate origin to destination window coords */ if (hwnd_to) { if (!(win = get_win_ptr( hwnd_to ))) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return FALSE; } if (win == WND_OTHER_PROCESS) goto other_process; if (win != WND_DESKTOP) { POINT pt = { 0, 0 }; if (win->dwExStyle & WS_EX_LAYOUTRTL) { mirror_to = TRUE; pt.x += win->client_rect.right - win->client_rect.left; } while (win->parent) { pt.x += win->client_rect.left; pt.y += win->client_rect.top; hwnd = win->parent; release_win_ptr( win ); if (!(win = get_win_ptr( hwnd ))) break; if (win == WND_OTHER_PROCESS) goto other_process; if (win == WND_DESKTOP) break; if (win->flags & WIN_CHILDREN_MOVED) { release_win_ptr( win ); goto other_process; } } if (win && win != WND_DESKTOP) release_win_ptr( win ); pt = map_dpi_point( pt, get_dpi_for_window( hwnd_to ), dpi ); offset.x -= pt.x; offset.y -= pt.y; } } *mirrored = mirror_from ^ mirror_to; if (mirror_from) offset.x = -offset.x; *ret_offset = offset; return TRUE; other_process: /* one of the parents may belong to another process, do it the hard way */ SERVER_START_REQ( get_windows_offset ) { req->from = wine_server_user_handle( hwnd_from ); req->to = wine_server_user_handle( hwnd_to ); req->dpi = dpi; if ((ret = !wine_server_call_err( req ))) { ret_offset->x = reply->x; ret_offset->y = reply->y; *mirrored = reply->mirror; } } SERVER_END_REQ; return ret; } /* map coordinates of a window region */ void map_window_region( HWND from, HWND to, HRGN hrgn ) { BOOL mirrored; POINT offset; UINT i, size; RGNDATA *data; HRGN new_rgn; RECT *rect; if (!get_windows_offset( from, to, get_thread_dpi(), &mirrored, &offset )) return; if (!mirrored) { NtGdiOffsetRgn( hrgn, offset.x, offset.y ); return; } if (!(size = NtGdiGetRegionData( hrgn, 0, NULL ))) return; if (!(data = malloc( size ))) return; NtGdiGetRegionData( hrgn, size, data ); rect = (RECT *)data->Buffer; for (i = 0; i < data->rdh.nCount; i++) { int tmp = -(rect[i].left + offset.x); rect[i].left = -(rect[i].right + offset.x); rect[i].right = tmp; rect[i].top += offset.y; rect[i].bottom += offset.y; } if ((new_rgn = NtGdiExtCreateRegion( NULL, data->rdh.dwSize + data->rdh.nRgnSize, data ))) { NtGdiCombineRgn( hrgn, new_rgn, 0, RGN_COPY ); NtGdiDeleteObjectApp( new_rgn ); } free( data ); } /* see MapWindowPoints */ int map_window_points( HWND hwnd_from, HWND hwnd_to, POINT *points, UINT count, UINT dpi ) { BOOL mirrored; POINT offset; UINT i; if (!get_windows_offset( hwnd_from, hwnd_to, dpi, &mirrored, &offset )) return 0; for (i = 0; i < count; i++) { points[i].x += offset.x; points[i].y += offset.y; if (mirrored) points[i].x = -points[i].x; } if (mirrored && count == 2) /* special case for rectangle */ { int tmp = points[0].x; points[0].x = points[1].x; points[1].x = tmp; } return MAKELONG( LOWORD(offset.x), LOWORD(offset.y) ); } /*********************************************************************** * dump_winpos_flags */ static void dump_winpos_flags( UINT flags ) { static const DWORD dumped_flags = (SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOREDRAW | SWP_NOACTIVATE | SWP_FRAMECHANGED | SWP_SHOWWINDOW | SWP_HIDEWINDOW | SWP_NOCOPYBITS | SWP_NOOWNERZORDER | SWP_NOSENDCHANGING | SWP_DEFERERASE | SWP_ASYNCWINDOWPOS | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE | SWP_STATECHANGED); TRACE( "flags:" ); if(flags & SWP_NOSIZE) TRACE( " SWP_NOSIZE" ); if(flags & SWP_NOMOVE) TRACE( " SWP_NOMOVE" ); if(flags & SWP_NOZORDER) TRACE( " SWP_NOZORDER" ); if(flags & SWP_NOREDRAW) TRACE( " SWP_NOREDRAW" ); if(flags & SWP_NOACTIVATE) TRACE( " SWP_NOACTIVATE" ); if(flags & SWP_FRAMECHANGED) TRACE( " SWP_FRAMECHANGED" ); if(flags & SWP_SHOWWINDOW) TRACE( " SWP_SHOWWINDOW" ); if(flags & SWP_HIDEWINDOW) TRACE( " SWP_HIDEWINDOW" ); if(flags & SWP_NOCOPYBITS) TRACE( " SWP_NOCOPYBITS" ); if(flags & SWP_NOOWNERZORDER) TRACE( " SWP_NOOWNERZORDER" ); if(flags & SWP_NOSENDCHANGING) TRACE( " SWP_NOSENDCHANGING" ); if(flags & SWP_DEFERERASE) TRACE( " SWP_DEFERERASE" ); if(flags & SWP_ASYNCWINDOWPOS) TRACE( " SWP_ASYNCWINDOWPOS" ); if(flags & SWP_NOCLIENTSIZE) TRACE( " SWP_NOCLIENTSIZE" ); if(flags & SWP_NOCLIENTMOVE) TRACE( " SWP_NOCLIENTMOVE" ); if(flags & SWP_STATECHANGED) TRACE( " SWP_STATECHANGED" ); if(flags & ~dumped_flags) TRACE( " %08x", flags & ~dumped_flags ); TRACE( "\n" ); } /*********************************************************************** * map_dpi_winpos */ static void map_dpi_winpos( WINDOWPOS *winpos ) { UINT dpi_from = get_thread_dpi(); UINT dpi_to = get_dpi_for_window( winpos->hwnd ); if (!dpi_from) dpi_from = get_win_monitor_dpi( winpos->hwnd ); if (dpi_from == dpi_to) return; winpos->x = muldiv( winpos->x, dpi_to, dpi_from ); winpos->y = muldiv( winpos->y, dpi_to, dpi_from ); winpos->cx = muldiv( winpos->cx, dpi_to, dpi_from ); winpos->cy = muldiv( winpos->cy, dpi_to, dpi_from ); } /*********************************************************************** * calc_winpos */ static BOOL calc_winpos( WINDOWPOS *winpos, RECT *old_window_rect, RECT *old_client_rect, RECT *new_window_rect, RECT *new_client_rect ) { WND *win; /* Send WM_WINDOWPOSCHANGING message */ if (!(winpos->flags & SWP_NOSENDCHANGING) && !((winpos->flags & SWP_AGG_NOCLIENTCHANGE) && (winpos->flags & SWP_SHOWWINDOW))) send_message( winpos->hwnd, WM_WINDOWPOSCHANGING, 0, (LPARAM)winpos ); if (!(win = get_win_ptr( winpos->hwnd )) || win == WND_OTHER_PROCESS || win == WND_DESKTOP) return FALSE; /* Calculate new position and size */ get_window_rects( winpos->hwnd, COORDS_PARENT, old_window_rect, old_client_rect, get_thread_dpi() ); *new_window_rect = *old_window_rect; *new_client_rect = *old_client_rect; if (!(winpos->flags & SWP_NOSIZE)) { if (win->dwStyle & WS_MINIMIZE) { new_window_rect->right = new_window_rect->left + get_system_metrics( SM_CXMINIMIZED ); new_window_rect->bottom = new_window_rect->top + get_system_metrics( SM_CYMINIMIZED ); } else { new_window_rect->right = new_window_rect->left + winpos->cx; new_window_rect->bottom = new_window_rect->top + winpos->cy; } } if (!(winpos->flags & SWP_NOMOVE)) { /* If the window is toplevel minimized off-screen, force keep it there */ if ((win->dwStyle & WS_MINIMIZE) && win->window_rect.left <= -32000 && win->window_rect.top <= -32000 && (!win->parent || win->parent == get_desktop_window())) { winpos->x = -32000; winpos->y = -32000; } new_window_rect->left = winpos->x; new_window_rect->top = winpos->y; new_window_rect->right += winpos->x - old_window_rect->left; new_window_rect->bottom += winpos->y - old_window_rect->top; offset_rect( new_client_rect, winpos->x - old_window_rect->left, winpos->y - old_window_rect->top ); } winpos->flags |= SWP_NOCLIENTMOVE | SWP_NOCLIENTSIZE; TRACE( "hwnd %p, after %p, swp %d,%d %dx%d flags %08x current %s style %08x new %s\n", winpos->hwnd, winpos->hwndInsertAfter, winpos->x, winpos->y, winpos->cx, winpos->cy, winpos->flags, wine_dbgstr_rect( old_window_rect ), win->dwStyle, wine_dbgstr_rect( new_window_rect )); release_win_ptr( win ); return TRUE; } /*********************************************************************** * get_valid_rects * * Compute the valid rects from the old and new client rect and WVR_* flags. * Helper for WM_NCCALCSIZE handling. */ static inline void get_valid_rects( const RECT *old_client, const RECT *new_client, UINT flags, RECT *valid ) { int cx, cy; if (flags & WVR_REDRAW) { SetRectEmpty( &valid[0] ); SetRectEmpty( &valid[1] ); return; } if (flags & WVR_VALIDRECTS) { if (!intersect_rect( &valid[0], &valid[0], new_client ) || !intersect_rect( &valid[1], &valid[1], old_client )) { SetRectEmpty( &valid[0] ); SetRectEmpty( &valid[1] ); return; } flags = WVR_ALIGNLEFT | WVR_ALIGNTOP; } else { valid[0] = *new_client; valid[1] = *old_client; } /* make sure the rectangles have the same size */ cx = min( valid[0].right - valid[0].left, valid[1].right - valid[1].left ); cy = min( valid[0].bottom - valid[0].top, valid[1].bottom - valid[1].top ); if (flags & WVR_ALIGNBOTTOM) { valid[0].top = valid[0].bottom - cy; valid[1].top = valid[1].bottom - cy; } else { valid[0].bottom = valid[0].top + cy; valid[1].bottom = valid[1].top + cy; } if (flags & WVR_ALIGNRIGHT) { valid[0].left = valid[0].right - cx; valid[1].left = valid[1].right - cx; } else { valid[0].right = valid[0].left + cx; valid[1].right = valid[1].left + cx; } } static UINT calc_ncsize( WINDOWPOS *winpos, const RECT *old_window_rect, const RECT *old_client_rect, const RECT *new_window_rect, RECT *new_client_rect, RECT *valid_rects, int parent_x, int parent_y ) { UINT wvr_flags = 0; /* Send WM_NCCALCSIZE message to get new client area */ if ((winpos->flags & (SWP_FRAMECHANGED | SWP_NOSIZE)) != SWP_NOSIZE) { NCCALCSIZE_PARAMS params; WINDOWPOS winposCopy; params.rgrc[0] = *new_window_rect; params.rgrc[1] = *old_window_rect; params.rgrc[2] = *old_client_rect; params.lppos = &winposCopy; winposCopy = *winpos; if (winpos->flags & SWP_NOMOVE) { winposCopy.x = old_window_rect->left; winposCopy.y = old_window_rect->top; } if (winpos->flags & SWP_NOSIZE) { winposCopy.cx = old_window_rect->right - old_window_rect->left; winposCopy.cy = old_window_rect->bottom - old_window_rect->top; } wvr_flags = send_message( winpos->hwnd, WM_NCCALCSIZE, TRUE, (LPARAM)¶ms ); *new_client_rect = params.rgrc[0]; TRACE( "hwnd %p old win %s old client %s new win %s new client %s\n", winpos->hwnd, wine_dbgstr_rect(old_window_rect), wine_dbgstr_rect(old_client_rect), wine_dbgstr_rect(new_window_rect), wine_dbgstr_rect(new_client_rect) ); if (new_client_rect->left != old_client_rect->left - parent_x || new_client_rect->top != old_client_rect->top - parent_y) winpos->flags &= ~SWP_NOCLIENTMOVE; if ((new_client_rect->right - new_client_rect->left != old_client_rect->right - old_client_rect->left)) winpos->flags &= ~SWP_NOCLIENTSIZE; else wvr_flags &= ~WVR_HREDRAW; if (new_client_rect->bottom - new_client_rect->top != old_client_rect->bottom - old_client_rect->top) winpos->flags &= ~SWP_NOCLIENTSIZE; else wvr_flags &= ~WVR_VREDRAW; valid_rects[0] = params.rgrc[1]; valid_rects[1] = params.rgrc[2]; } else { if (!(winpos->flags & SWP_NOMOVE) && (new_client_rect->left != old_client_rect->left - parent_x || new_client_rect->top != old_client_rect->top - parent_y)) winpos->flags &= ~SWP_NOCLIENTMOVE; } if (winpos->flags & (SWP_NOCOPYBITS | SWP_NOREDRAW | SWP_SHOWWINDOW | SWP_HIDEWINDOW)) { SetRectEmpty( &valid_rects[0] ); SetRectEmpty( &valid_rects[1] ); } else get_valid_rects( old_client_rect, new_client_rect, wvr_flags, valid_rects ); return wvr_flags; } /* fix redundant flags and values in the WINDOWPOS structure */ static BOOL fixup_swp_flags( WINDOWPOS *winpos, const RECT *old_window_rect, int parent_x, int parent_y ) { HWND parent; WND *win = get_win_ptr( winpos->hwnd ); BOOL ret = TRUE; if (!win || win == WND_OTHER_PROCESS) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return FALSE; } winpos->hwnd = win->obj.handle; /* make it a full handle */ /* Finally make sure that all coordinates are valid */ if (winpos->x < -32768) winpos->x = -32768; else if (winpos->x > 32767) winpos->x = 32767; if (winpos->y < -32768) winpos->y = -32768; else if (winpos->y > 32767) winpos->y = 32767; if (winpos->cx < 0) winpos->cx = 0; else if (winpos->cx > 32767) winpos->cx = 32767; if (winpos->cy < 0) winpos->cy = 0; else if (winpos->cy > 32767) winpos->cy = 32767; parent = NtUserGetAncestor( winpos->hwnd, GA_PARENT ); if (!is_window_visible( parent )) winpos->flags |= SWP_NOREDRAW; if (win->dwStyle & WS_VISIBLE) winpos->flags &= ~SWP_SHOWWINDOW; else { winpos->flags &= ~SWP_HIDEWINDOW; if (!(winpos->flags & SWP_SHOWWINDOW)) winpos->flags |= SWP_NOREDRAW; } if ((old_window_rect->right - old_window_rect->left == winpos->cx) && (old_window_rect->bottom - old_window_rect->top == winpos->cy)) winpos->flags |= SWP_NOSIZE; /* Already the right size */ if ((old_window_rect->left - parent_x == winpos->x) && (old_window_rect->top - parent_y == winpos->y)) winpos->flags |= SWP_NOMOVE; /* Already the right position */ if ((win->dwStyle & (WS_POPUP | WS_CHILD)) != WS_CHILD) { if (!(winpos->flags & (SWP_NOACTIVATE|SWP_HIDEWINDOW)) && /* Bring to the top when activating */ (winpos->flags & SWP_NOZORDER || (winpos->hwndInsertAfter != HWND_TOPMOST && winpos->hwndInsertAfter != HWND_NOTOPMOST))) { winpos->flags &= ~SWP_NOZORDER; winpos->hwndInsertAfter = HWND_TOP; } } /* Check hwndInsertAfter */ if (winpos->flags & SWP_NOZORDER) goto done; if (winpos->hwndInsertAfter == HWND_TOP) { if (get_window_relative( winpos->hwnd, GW_HWNDFIRST ) == winpos->hwnd) winpos->flags |= SWP_NOZORDER; } else if (winpos->hwndInsertAfter == HWND_BOTTOM) { if (!(win->dwExStyle & WS_EX_TOPMOST) && get_window_relative( winpos->hwnd, GW_HWNDLAST ) == winpos->hwnd) winpos->flags |= SWP_NOZORDER; } else if (winpos->hwndInsertAfter == HWND_TOPMOST) { if ((win->dwExStyle & WS_EX_TOPMOST) && get_window_relative( winpos->hwnd, GW_HWNDFIRST ) == winpos->hwnd) winpos->flags |= SWP_NOZORDER; } else if (winpos->hwndInsertAfter == HWND_NOTOPMOST) { if (!(win->dwExStyle & WS_EX_TOPMOST)) winpos->flags |= SWP_NOZORDER; } else { if ((winpos->hwnd == winpos->hwndInsertAfter) || (winpos->hwnd == get_window_relative( winpos->hwndInsertAfter, GW_HWNDNEXT ))) winpos->flags |= SWP_NOZORDER; } done: release_win_ptr( win ); return ret; } /*********************************************************************** * swp_owner_popups * * fix Z order taking into account owned popups - * basically we need to maintain them above the window that owns them * * FIXME: hide/show owned popups when owner visibility changes. */ static HWND swp_owner_popups( HWND hwnd, HWND after ) { HWND owner, *list = NULL; unsigned int i; TRACE( "(%p) after = %p\n", hwnd, after ); if (get_window_long( hwnd, GWL_STYLE ) & WS_CHILD) return after; if ((owner = get_window_relative( hwnd, GW_OWNER ))) { /* make sure this popup stays above the owner */ if (after != HWND_TOPMOST) { if (!(list = list_window_children( 0, get_desktop_window(), NULL, 0 ))) return after; for (i = 0; list[i]; i++) { BOOL topmost = (get_window_long( list[i], GWL_EXSTYLE ) & WS_EX_TOPMOST) != 0; if (list[i] == owner) { if (i > 0) after = list[i-1]; else after = topmost ? HWND_TOPMOST : HWND_TOP; break; } if (after == HWND_TOP || after == HWND_NOTOPMOST) { if (!topmost) break; } else if (list[i] == after) break; } } } if (after == HWND_BOTTOM) goto done; if (!list && !(list = list_window_children( 0, get_desktop_window(), NULL, 0 ))) goto done; i = 0; if (after == HWND_TOP || after == HWND_NOTOPMOST) { if (after == HWND_NOTOPMOST || !(get_window_long( hwnd, GWL_EXSTYLE ) & WS_EX_TOPMOST)) { /* skip all the topmost windows */ while (list[i] && (get_window_long( list[i], GWL_EXSTYLE ) & WS_EX_TOPMOST)) i++; } } else if (after != HWND_TOPMOST) { /* skip windows that are already placed correctly */ for (i = 0; list[i]; i++) { if (list[i] == after) break; if (list[i] == hwnd) goto done; /* nothing to do if window is moving backwards in z-order */ } } for ( ; list[i]; i++) { if (list[i] == hwnd) break; if (get_window_relative( list[i], GW_OWNER ) != hwnd) continue; TRACE( "moving %p owned by %p after %p\n", list[i], hwnd, after ); NtUserSetWindowPos( list[i], after, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOSENDCHANGING | SWP_DEFERERASE ); after = list[i]; } done: free( list ); return after; } /* NtUserSetWindowPos implementation */ BOOL set_window_pos( WINDOWPOS *winpos, int parent_x, int parent_y ) { RECT old_window_rect, old_client_rect, new_window_rect, new_client_rect, valid_rects[2]; UINT orig_flags; BOOL ret = FALSE; DPI_AWARENESS_CONTEXT context; orig_flags = winpos->flags; /* First, check z-order arguments. */ if (!(winpos->flags & SWP_NOZORDER)) { /* fix sign extension */ if (winpos->hwndInsertAfter == (HWND)0xffff) winpos->hwndInsertAfter = HWND_TOPMOST; else if (winpos->hwndInsertAfter == (HWND)0xfffe) winpos->hwndInsertAfter = HWND_NOTOPMOST; if (!(winpos->hwndInsertAfter == HWND_TOP || winpos->hwndInsertAfter == HWND_BOTTOM || winpos->hwndInsertAfter == HWND_TOPMOST || winpos->hwndInsertAfter == HWND_NOTOPMOST)) { HWND parent = NtUserGetAncestor( winpos->hwnd, GA_PARENT ); HWND insertafter_parent = NtUserGetAncestor( winpos->hwndInsertAfter, GA_PARENT ); /* hwndInsertAfter must be a sibling of the window */ if (!insertafter_parent) return FALSE; if (insertafter_parent != parent) return TRUE; } } /* Make sure that coordinates are valid for WM_WINDOWPOSCHANGING */ if (!(winpos->flags & SWP_NOMOVE)) { if (winpos->x < -32768) winpos->x = -32768; else if (winpos->x > 32767) winpos->x = 32767; if (winpos->y < -32768) winpos->y = -32768; else if (winpos->y > 32767) winpos->y = 32767; } if (!(winpos->flags & SWP_NOSIZE)) { if (winpos->cx < 0) winpos->cx = 0; else if (winpos->cx > 32767) winpos->cx = 32767; if (winpos->cy < 0) winpos->cy = 0; else if (winpos->cy > 32767) winpos->cy = 32767; } context = set_thread_dpi_awareness_context( get_window_dpi_awareness_context( winpos->hwnd )); if (!calc_winpos( winpos, &old_window_rect, &old_client_rect, &new_window_rect, &new_client_rect )) goto done; /* Fix redundant flags */ if (!fixup_swp_flags( winpos, &old_window_rect, parent_x, parent_y )) goto done; if((winpos->flags & (SWP_NOZORDER | SWP_HIDEWINDOW | SWP_SHOWWINDOW)) != SWP_NOZORDER) { if (NtUserGetAncestor( winpos->hwnd, GA_PARENT ) == get_desktop_window()) winpos->hwndInsertAfter = swp_owner_popups( winpos->hwnd, winpos->hwndInsertAfter ); } /* Common operations */ calc_ncsize( winpos, &old_window_rect, &old_client_rect, &new_window_rect, &new_client_rect, valid_rects, parent_x, parent_y ); if (!apply_window_pos( winpos->hwnd, winpos->hwndInsertAfter, winpos->flags, &new_window_rect, &new_client_rect, valid_rects )) goto done; if (user_callbacks) { if (winpos->flags & SWP_HIDEWINDOW) user_callbacks->pHideCaret( winpos->hwnd ); else if (winpos->flags & SWP_SHOWWINDOW) user_callbacks->pShowCaret( winpos->hwnd ); } if (!(winpos->flags & (SWP_NOACTIVATE|SWP_HIDEWINDOW))) { /* child windows get WM_CHILDACTIVATE message */ if ((get_window_long( winpos->hwnd, GWL_STYLE ) & (WS_CHILD | WS_POPUP)) == WS_CHILD) send_message( winpos->hwnd, WM_CHILDACTIVATE, 0, 0 ); else if (user_callbacks) set_foreground_window( winpos->hwnd, FALSE ); } if(!(orig_flags & SWP_DEFERERASE)) { /* erase parent when hiding or resizing child */ if ((orig_flags & SWP_HIDEWINDOW) || (!(orig_flags & SWP_SHOWWINDOW) && (winpos->flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOGEOMETRYCHANGE)) { HWND parent = NtUserGetAncestor( winpos->hwnd, GA_PARENT ); if (!parent || parent == get_desktop_window()) parent = winpos->hwnd; erase_now( parent, 0 ); } /* Give newly shown windows a chance to redraw */ if(((winpos->flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOPOSCHANGE) && !(orig_flags & SWP_AGG_NOCLIENTCHANGE) && (orig_flags & SWP_SHOWWINDOW)) { erase_now(winpos->hwnd, 0); } } /* And last, send the WM_WINDOWPOSCHANGED message */ TRACE( "\tstatus flags = %04x\n", winpos->flags & SWP_AGG_STATUSFLAGS ); if (((winpos->flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOPOSCHANGE) && !((orig_flags & SWP_AGG_NOCLIENTCHANGE) && (orig_flags & SWP_SHOWWINDOW))) { /* WM_WINDOWPOSCHANGED is sent even if SWP_NOSENDCHANGING is set and always contains final window position. */ winpos->x = new_window_rect.left; winpos->y = new_window_rect.top; winpos->cx = new_window_rect.right - new_window_rect.left; winpos->cy = new_window_rect.bottom - new_window_rect.top; send_message( winpos->hwnd, WM_WINDOWPOSCHANGED, 0, (LPARAM)winpos ); } ret = TRUE; done: set_thread_dpi_awareness_context( context ); return ret; } /******************************************************************* * NtUserSetWindowPos (win32u.@) */ BOOL WINAPI NtUserSetWindowPos( HWND hwnd, HWND after, INT x, INT y, INT cx, INT cy, UINT flags ) { WINDOWPOS winpos; TRACE( "hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n", hwnd, after, x, y, cx, cy, flags ); if(TRACE_ON(win)) dump_winpos_flags(flags); if (is_broadcast( hwnd )) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } winpos.hwnd = get_full_window_handle( hwnd ); winpos.hwndInsertAfter = get_full_window_handle( after ); winpos.x = x; winpos.y = y; winpos.cx = cx; winpos.cy = cy; winpos.flags = flags; map_dpi_winpos( &winpos ); if (is_current_thread_window( hwnd )) return set_window_pos( &winpos, 0, 0 ); if (flags & SWP_ASYNCWINDOWPOS) return NtUserMessageCall( winpos.hwnd, WM_WINE_SETWINDOWPOS, 0, (LPARAM)&winpos, 0, FNID_SENDNOTIFYMESSAGE, FALSE ); else return send_message( winpos.hwnd, WM_WINE_SETWINDOWPOS, 0, (LPARAM)&winpos ); } typedef struct { struct user_object obj; INT count; INT suggested_count; HWND parent; WINDOWPOS *winpos; } DWP; /* see BeginDeferWindowPos */ HDWP begin_defer_window_pos( INT count ) { HDWP handle = 0; DWP *dwp; TRACE( "%d\n", count ); if (count < 0) { SetLastError( ERROR_INVALID_PARAMETER ); return 0; } /* Windows allows zero count, in which case it allocates context for 8 moves */ if (count == 0) count = 8; if (!(dwp = malloc( sizeof(DWP) ))) return 0; dwp->count = 0; dwp->parent = 0; dwp->suggested_count = count; if (!(dwp->winpos = malloc( count * sizeof(WINDOWPOS) )) || !(handle = alloc_user_handle( &dwp->obj, NTUSER_OBJ_WINPOS ))) { free( dwp->winpos ); free( dwp ); } TRACE( "returning %p\n", handle ); return handle; } /*********************************************************************** * NtUserDeferWindowPosAndBand (win32u.@) */ HDWP WINAPI NtUserDeferWindowPosAndBand( HDWP hdwp, HWND hwnd, HWND after, INT x, INT y, INT cx, INT cy, UINT flags, UINT unk1, UINT unk2 ) { HDWP retvalue = hdwp; WINDOWPOS winpos; DWP *dwp; int i; TRACE( "hdwp %p, hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n", hdwp, hwnd, after, x, y, cx, cy, flags ); winpos.hwnd = get_full_window_handle( hwnd ); if (is_desktop_window( winpos.hwnd ) || !is_window( winpos.hwnd )) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return 0; } winpos.hwndInsertAfter = get_full_window_handle( after ); winpos.flags = flags; winpos.x = x; winpos.y = y; winpos.cx = cx; winpos.cy = cy; map_dpi_winpos( &winpos ); if (!(dwp = get_user_handle_ptr( hdwp, NTUSER_OBJ_WINPOS ))) return 0; if (dwp == OBJ_OTHER_PROCESS) { FIXME( "other process handle %p\n", hdwp ); return 0; } for (i = 0; i < dwp->count; i++) { if (dwp->winpos[i].hwnd == winpos.hwnd) { /* Merge with the other changes */ if (!(flags & SWP_NOZORDER)) { dwp->winpos[i].hwndInsertAfter = winpos.hwndInsertAfter; } if (!(flags & SWP_NOMOVE)) { dwp->winpos[i].x = winpos.x; dwp->winpos[i].y = winpos.y; } if (!(flags & SWP_NOSIZE)) { dwp->winpos[i].cx = winpos.cx; dwp->winpos[i].cy = winpos.cy; } dwp->winpos[i].flags &= flags | ~(SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOREDRAW | SWP_NOACTIVATE | SWP_NOCOPYBITS| SWP_NOOWNERZORDER); dwp->winpos[i].flags |= flags & (SWP_SHOWWINDOW | SWP_HIDEWINDOW | SWP_FRAMECHANGED); goto done; } } if (dwp->count >= dwp->suggested_count) { WINDOWPOS *newpos = realloc( dwp->winpos, dwp->suggested_count * 2 * sizeof(WINDOWPOS) ); if (!newpos) { retvalue = 0; goto done; } dwp->suggested_count *= 2; dwp->winpos = newpos; } dwp->winpos[dwp->count++] = winpos; done: release_user_handle_ptr( dwp ); return retvalue; } /*********************************************************************** * NtUserEndDeferWindowPosEx (win32u.@) */ BOOL WINAPI NtUserEndDeferWindowPosEx( HDWP hdwp, BOOL async ) { WINDOWPOS *winpos; DWP *dwp; int i; TRACE( "%p\n", hdwp ); if (async) FIXME( "async not supported\n" ); if (!(dwp = free_user_handle( hdwp, NTUSER_OBJ_WINPOS ))) return FALSE; if (dwp == OBJ_OTHER_PROCESS) { FIXME( "other process handle %p\n", hdwp ); return FALSE; } for (i = 0, winpos = dwp->winpos; i < dwp->count; i++, winpos++) { TRACE( "hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n", winpos->hwnd, winpos->hwndInsertAfter, winpos->x, winpos->y, winpos->cx, winpos->cy, winpos->flags ); if (is_current_thread_window( winpos->hwnd )) set_window_pos( winpos, 0, 0 ); else send_message( winpos->hwnd, WM_WINE_SETWINDOWPOS, 0, (LPARAM)winpos ); } free( dwp->winpos ); free( dwp ); return TRUE; } /*********************************************************************** * win_set_flags * * Set the flags of a window and return the previous value. */ UINT win_set_flags( HWND hwnd, UINT set_mask, UINT clear_mask ) { WND *win = get_win_ptr( hwnd ); UINT ret; if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP) return 0; ret = win->flags; win->flags = (ret & ~clear_mask) | set_mask; release_win_ptr( win ); return ret; } /******************************************************************* * can_activate_window * * Check if we can activate the specified window. */ static BOOL can_activate_window( HWND hwnd ) { LONG style; if (!hwnd) return FALSE; style = get_window_long( hwnd, GWL_STYLE ); if (!(style & WS_VISIBLE)) return FALSE; if ((style & (WS_POPUP|WS_CHILD)) == WS_CHILD) return FALSE; return !(style & WS_DISABLED); } /******************************************************************* * activate_other_window * * Activates window other than hwnd. */ static void activate_other_window( HWND hwnd ) { HWND hwnd_to, fg; if ((get_window_long( hwnd, GWL_STYLE ) & WS_POPUP) && (hwnd_to = get_window_relative( hwnd, GW_OWNER ))) { hwnd_to = NtUserGetAncestor( hwnd_to, GA_ROOT ); if (can_activate_window( hwnd_to )) goto done; } hwnd_to = hwnd; for (;;) { if (!(hwnd_to = get_window_relative( hwnd_to, GW_HWNDNEXT ))) break; if (can_activate_window( hwnd_to )) goto done; } hwnd_to = get_window_relative( get_desktop_window(), GW_CHILD ); for (;;) { if (hwnd_to == hwnd) { hwnd_to = 0; break; } if (can_activate_window( hwnd_to )) goto done; if (!(hwnd_to = get_window_relative( hwnd_to, GW_HWNDNEXT ))) break; } done: fg = NtUserGetForegroundWindow(); TRACE( "win = %p fg = %p\n", hwnd_to, fg ); if (!fg || hwnd == fg) { if (set_foreground_window( hwnd_to, FALSE )) return; } if (NtUserSetActiveWindow( hwnd_to )) NtUserSetActiveWindow( 0 ); } /******************************************************************* * send_parent_notify */ static void send_parent_notify( HWND hwnd, UINT msg ) { if ((get_window_long( hwnd, GWL_STYLE ) & (WS_CHILD | WS_POPUP)) == WS_CHILD && !(get_window_long( hwnd, GWL_EXSTYLE ) & WS_EX_NOPARENTNOTIFY)) { HWND parent = get_parent( hwnd ); if (parent && parent != get_desktop_window()) send_message( parent, WM_PARENTNOTIFY, MAKEWPARAM( msg, get_window_long( hwnd, GWLP_ID )), (LPARAM)hwnd ); } } /******************************************************************* * get_min_max_info * * Get the minimized and maximized information for a window. */ static MINMAXINFO get_min_max_info( HWND hwnd ) { LONG style = get_window_long( hwnd, GWL_STYLE ); LONG exstyle = get_window_long( hwnd, GWL_EXSTYLE ); DPI_AWARENESS_CONTEXT context; RECT rc_work, rc_primary; LONG adjusted_style; MINMAXINFO minmax; INT xinc, yinc; RECT rc; WND *win; context = set_thread_dpi_awareness_context( get_window_dpi_awareness_context( hwnd )); /* Compute default values */ get_window_rect( hwnd, &rc, get_thread_dpi() ); minmax.ptReserved.x = rc.left; minmax.ptReserved.y = rc.top; if ((style & WS_CAPTION) == WS_CAPTION) adjusted_style = style & ~WS_BORDER; /* WS_CAPTION = WS_DLGFRAME | WS_BORDER */ else adjusted_style = style; get_client_rect( NtUserGetAncestor( hwnd, GA_PARENT ), &rc ); if (user_callbacks) user_callbacks->pAdjustWindowRectEx( &rc, adjusted_style, (style & WS_POPUP) && get_menu( hwnd ), exstyle); xinc = -rc.left; yinc = -rc.top; minmax.ptMaxSize.x = rc.right - rc.left; minmax.ptMaxSize.y = rc.bottom - rc.top; if (style & (WS_DLGFRAME | WS_BORDER)) { minmax.ptMinTrackSize.x = get_system_metrics( SM_CXMINTRACK ); minmax.ptMinTrackSize.y = get_system_metrics( SM_CYMINTRACK ); } else { minmax.ptMinTrackSize.x = 2 * xinc; minmax.ptMinTrackSize.y = 2 * yinc; } minmax.ptMaxTrackSize.x = get_system_metrics( SM_CXMAXTRACK ); minmax.ptMaxTrackSize.y = get_system_metrics( SM_CYMAXTRACK ); minmax.ptMaxPosition.x = -xinc; minmax.ptMaxPosition.y = -yinc; if ((win = get_win_ptr( hwnd )) && win != WND_DESKTOP && win != WND_OTHER_PROCESS) { if (!empty_point( win->max_pos )) minmax.ptMaxPosition = win->max_pos; release_win_ptr( win ); } send_message( hwnd, WM_GETMINMAXINFO, 0, (LPARAM)&minmax ); /* if the app didn't change the values, adapt them for the current monitor */ if (get_work_rect( hwnd, &rc_work )) { rc_primary = get_primary_monitor_rect( get_thread_dpi() ); if (minmax.ptMaxSize.x == (rc_primary.right - rc_primary.left) + 2 * xinc && minmax.ptMaxSize.y == (rc_primary.bottom - rc_primary.top) + 2 * yinc) { minmax.ptMaxSize.x = (rc_work.right - rc_work.left) + 2 * xinc; minmax.ptMaxSize.y = (rc_work.bottom - rc_work.top) + 2 * yinc; } if (minmax.ptMaxPosition.x == -xinc && minmax.ptMaxPosition.y == -yinc) { minmax.ptMaxPosition.x = rc_work.left - xinc; minmax.ptMaxPosition.y = rc_work.top - yinc; } } TRACE( "%d %d / %d %d / %d %d / %d %d\n", minmax.ptMaxSize.x, minmax.ptMaxSize.y, minmax.ptMaxPosition.x, minmax.ptMaxPosition.y, minmax.ptMaxTrackSize.x, minmax.ptMaxTrackSize.y, minmax.ptMinTrackSize.x, minmax.ptMinTrackSize.y ); minmax.ptMaxTrackSize.x = max( minmax.ptMaxTrackSize.x, minmax.ptMinTrackSize.x ); minmax.ptMaxTrackSize.y = max( minmax.ptMaxTrackSize.y, minmax.ptMinTrackSize.y ); set_thread_dpi_awareness_context( context ); return minmax; } static POINT get_first_minimized_child_pos( const RECT *parent, const MINIMIZEDMETRICS *mm, int width, int height ) { POINT ret; if (mm->iArrange & ARW_STARTRIGHT) ret.x = parent->right - mm->iHorzGap - width; else ret.x = parent->left + mm->iHorzGap; if (mm->iArrange & ARW_STARTTOP) ret.y = parent->top + mm->iVertGap; else ret.y = parent->bottom - mm->iVertGap - height; return ret; } static void get_next_minimized_child_pos( const RECT *parent, const MINIMIZEDMETRICS *mm, int width, int height, POINT *pos ) { BOOL next; if (mm->iArrange & ARW_UP) /* == ARW_DOWN */ { if (mm->iArrange & ARW_STARTTOP) { pos->y += height + mm->iVertGap; if ((next = pos->y + height > parent->bottom)) pos->y = parent->top + mm->iVertGap; } else { pos->y -= height + mm->iVertGap; if ((next = pos->y < parent->top)) pos->y = parent->bottom - mm->iVertGap - height; } if (next) { if (mm->iArrange & ARW_STARTRIGHT) pos->x -= width + mm->iHorzGap; else pos->x += width + mm->iHorzGap; } } else { if (mm->iArrange & ARW_STARTRIGHT) { pos->x -= width + mm->iHorzGap; if ((next = pos->x < parent->left)) pos->x = parent->right - mm->iHorzGap - width; } else { pos->x += width + mm->iHorzGap; if ((next = pos->x + width > parent->right)) pos->x = parent->left + mm->iHorzGap; } if (next) { if (mm->iArrange & ARW_STARTTOP) pos->y += height + mm->iVertGap; else pos->y -= height + mm->iVertGap; } } } static POINT get_minimized_pos( HWND hwnd, POINT pt ) { RECT rect, parent_rect; HWND parent, child; HRGN hrgn, tmp; MINIMIZEDMETRICS metrics; int width, height; parent = NtUserGetAncestor( hwnd, GA_PARENT ); if (parent == get_desktop_window()) { MONITORINFO mon_info; HMONITOR monitor = monitor_from_window( hwnd, MONITOR_DEFAULTTOPRIMARY, get_thread_dpi() ); mon_info.cbSize = sizeof( mon_info ); get_monitor_info( monitor, &mon_info ); parent_rect = mon_info.rcWork; } else get_client_rect( parent, &parent_rect ); if (pt.x >= parent_rect.left && (pt.x + get_system_metrics( SM_CXMINIMIZED ) < parent_rect.right) && pt.y >= parent_rect.top && (pt.y + get_system_metrics( SM_CYMINIMIZED ) < parent_rect.bottom)) return pt; /* The icon already has a suitable position */ width = get_system_metrics( SM_CXMINIMIZED ); height = get_system_metrics( SM_CYMINIMIZED ); metrics.cbSize = sizeof(metrics); NtUserSystemParametersInfo( SPI_GETMINIMIZEDMETRICS, sizeof(metrics), &metrics, 0 ); /* Check if another icon already occupies this spot */ /* FIXME: this is completely inefficient */ hrgn = NtGdiCreateRectRgn( 0, 0, 0, 0 ); tmp = NtGdiCreateRectRgn( 0, 0, 0, 0 ); for (child = get_window_relative( parent, GW_CHILD ); child; child = get_window_relative( child, GW_HWNDNEXT )) { if (child == hwnd) continue; if ((get_window_long( child, GWL_STYLE ) & (WS_VISIBLE|WS_MINIMIZE)) != (WS_VISIBLE|WS_MINIMIZE)) continue; if (get_window_rects( child, COORDS_PARENT, &rect, NULL, get_thread_dpi() )) { NtGdiSetRectRgn( tmp, rect.left, rect.top, rect.right, rect.bottom ); NtGdiCombineRgn( hrgn, hrgn, tmp, RGN_OR ); } } NtGdiDeleteObjectApp( tmp ); pt = get_first_minimized_child_pos( &parent_rect, &metrics, width, height ); for (;;) { set_rect( &rect, pt.x, pt.y, pt.x + width, pt.y + height ); if (!NtGdiRectInRegion( hrgn, &rect )) break; get_next_minimized_child_pos( &parent_rect, &metrics, width, height, &pt ); } NtGdiDeleteObjectApp( hrgn ); return pt; } /*********************************************************************** * window_min_maximize */ static UINT window_min_maximize( HWND hwnd, UINT cmd, RECT *rect ) { UINT swp_flags = 0; LONG old_style; MINMAXINFO minmax; WINDOWPLACEMENT wpl; TRACE( "%p %u\n", hwnd, cmd ); wpl.length = sizeof(wpl); get_window_placement( hwnd, &wpl ); if (call_hooks( WH_CBT, HCBT_MINMAX, (WPARAM)hwnd, cmd, TRUE )) return SWP_NOSIZE | SWP_NOMOVE; if (is_iconic( hwnd )) { switch (cmd) { case SW_SHOWMINNOACTIVE: case SW_SHOWMINIMIZED: case SW_FORCEMINIMIZE: case SW_MINIMIZE: wpl.ptMinPosition = get_minimized_pos( hwnd, wpl.ptMinPosition ); set_rect( rect, wpl.ptMinPosition.x, wpl.ptMinPosition.y, wpl.ptMinPosition.x + get_system_metrics( SM_CXMINIMIZED ), wpl.ptMinPosition.y + get_system_metrics( SM_CYMINIMIZED )); return SWP_NOSIZE | SWP_NOMOVE; } if (!send_message( hwnd, WM_QUERYOPEN, 0, 0 )) return SWP_NOSIZE | SWP_NOMOVE; swp_flags |= SWP_NOCOPYBITS; } switch( cmd ) { case SW_SHOWMINNOACTIVE: case SW_SHOWMINIMIZED: case SW_FORCEMINIMIZE: case SW_MINIMIZE: if (is_zoomed( hwnd )) win_set_flags( hwnd, WIN_RESTORE_MAX, 0 ); else win_set_flags( hwnd, 0, WIN_RESTORE_MAX ); if (get_focus() == hwnd) { if (get_window_long( hwnd, GWL_STYLE ) & WS_CHILD) NtUserSetFocus( NtUserGetAncestor( hwnd, GA_PARENT )); else NtUserSetFocus( 0 ); } old_style = set_window_style( hwnd, WS_MINIMIZE, WS_MAXIMIZE ); wpl.ptMinPosition = get_minimized_pos( hwnd, wpl.ptMinPosition ); if (!(old_style & WS_MINIMIZE)) swp_flags |= SWP_STATECHANGED; set_rect( rect, wpl.ptMinPosition.x, wpl.ptMinPosition.y, wpl.ptMinPosition.x + get_system_metrics(SM_CXMINIMIZED), wpl.ptMinPosition.y + get_system_metrics(SM_CYMINIMIZED) ); swp_flags |= SWP_NOCOPYBITS; break; case SW_MAXIMIZE: old_style = get_window_long( hwnd, GWL_STYLE ); if ((old_style & WS_MAXIMIZE) && (old_style & WS_VISIBLE)) return SWP_NOSIZE | SWP_NOMOVE; minmax = get_min_max_info( hwnd ); old_style = set_window_style( hwnd, WS_MAXIMIZE, WS_MINIMIZE ); if (old_style & WS_MINIMIZE) win_set_flags( hwnd, WIN_RESTORE_MAX, 0 ); if (!(old_style & WS_MAXIMIZE)) swp_flags |= SWP_STATECHANGED; set_rect( rect, minmax.ptMaxPosition.x, minmax.ptMaxPosition.y, minmax.ptMaxPosition.x + minmax.ptMaxSize.x, minmax.ptMaxPosition.y + minmax.ptMaxSize.y ); break; case SW_SHOWNOACTIVATE: win_set_flags( hwnd, 0, WIN_RESTORE_MAX ); /* fall through */ case SW_SHOWNORMAL: case SW_RESTORE: case SW_SHOWDEFAULT: /* FIXME: should have its own handler */ old_style = set_window_style( hwnd, 0, WS_MINIMIZE | WS_MAXIMIZE ); if (old_style & WS_MINIMIZE) { if (win_get_flags( hwnd ) & WIN_RESTORE_MAX) { /* Restore to maximized position */ minmax = get_min_max_info( hwnd ); set_window_style( hwnd, WS_MAXIMIZE, 0 ); swp_flags |= SWP_STATECHANGED; set_rect( rect, minmax.ptMaxPosition.x, minmax.ptMaxPosition.y, minmax.ptMaxPosition.x + minmax.ptMaxSize.x, minmax.ptMaxPosition.y + minmax.ptMaxSize.y ); break; } } else if (!(old_style & WS_MAXIMIZE)) break; swp_flags |= SWP_STATECHANGED; /* Restore to normal position */ *rect = wpl.rcNormalPosition; break; } return swp_flags; } /* see ArrangeIconicWindows */ static UINT arrange_iconic_windows( HWND parent ) { int width, height, count = 0; MINIMIZEDMETRICS metrics; RECT parent_rect; HWND child; POINT pt; metrics.cbSize = sizeof(metrics); NtUserSystemParametersInfo( SPI_GETMINIMIZEDMETRICS, sizeof(metrics), &metrics, 0 ); width = get_system_metrics( SM_CXMINIMIZED ); height = get_system_metrics( SM_CYMINIMIZED ); if (parent == get_desktop_window()) { MONITORINFO mon_info; HMONITOR monitor = monitor_from_window( 0, MONITOR_DEFAULTTOPRIMARY, get_thread_dpi() ); mon_info.cbSize = sizeof( mon_info ); get_monitor_info( monitor, &mon_info ); parent_rect = mon_info.rcWork; } else get_client_rect( parent, &parent_rect ); pt = get_first_minimized_child_pos( &parent_rect, &metrics, width, height ); child = get_window_relative( parent, GW_CHILD ); while (child) { if (is_iconic( child )) { NtUserSetWindowPos( child, 0, pt.x, pt.y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE ); get_next_minimized_child_pos( &parent_rect, &metrics, width, height, &pt ); count++; } child = get_window_relative( child, GW_HWNDNEXT ); } return count; } /******************************************************************* * update_window_state * * Trigger an update of the window's driver state and surface. */ void update_window_state( HWND hwnd ) { DPI_AWARENESS_CONTEXT context; RECT window_rect, client_rect, valid_rects[2]; if (!is_current_thread_window( hwnd )) { post_message( hwnd, WM_WINE_UPDATEWINDOWSTATE, 0, 0 ); return; } context = set_thread_dpi_awareness_context( get_window_dpi_awareness_context( hwnd )); get_window_rects( hwnd, COORDS_PARENT, &window_rect, &client_rect, get_thread_dpi() ); valid_rects[0] = valid_rects[1] = client_rect; apply_window_pos( hwnd, 0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOREDRAW, &window_rect, &client_rect, valid_rects ); set_thread_dpi_awareness_context( context ); } /*********************************************************************** * show_window * * Implementation of ShowWindow and ShowWindowAsync. */ static BOOL show_window( HWND hwnd, INT cmd ) { WND *win; HWND parent; DPI_AWARENESS_CONTEXT context; LONG style = get_window_long( hwnd, GWL_STYLE ); BOOL was_visible = (style & WS_VISIBLE) != 0; BOOL show_flag = TRUE; RECT newPos = {0, 0, 0, 0}; UINT new_swp, swp = 0; TRACE( "hwnd=%p, cmd=%d, was_visible %d\n", hwnd, cmd, was_visible ); context = set_thread_dpi_awareness_context( get_window_dpi_awareness_context( hwnd )); switch(cmd) { case SW_HIDE: if (!was_visible) goto done; show_flag = FALSE; swp |= SWP_HIDEWINDOW | SWP_NOSIZE | SWP_NOMOVE; if (style & WS_CHILD) swp |= SWP_NOACTIVATE | SWP_NOZORDER; break; case SW_SHOWMINNOACTIVE: case SW_MINIMIZE: case SW_FORCEMINIMIZE: /* FIXME: Does not work if thread is hung. */ swp |= SWP_NOACTIVATE | SWP_NOZORDER; /* fall through */ case SW_SHOWMINIMIZED: swp |= SWP_SHOWWINDOW | SWP_FRAMECHANGED; swp |= window_min_maximize( hwnd, cmd, &newPos ); if ((style & WS_MINIMIZE) && was_visible) goto done; break; case SW_SHOWMAXIMIZED: /* same as SW_MAXIMIZE */ if (!was_visible) swp |= SWP_SHOWWINDOW; swp |= SWP_FRAMECHANGED; swp |= window_min_maximize( hwnd, SW_MAXIMIZE, &newPos ); if ((style & WS_MAXIMIZE) && was_visible) goto done; break; case SW_SHOWNA: swp |= SWP_NOACTIVATE | SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE; if (style & WS_CHILD) swp |= SWP_NOZORDER; break; case SW_SHOW: if (was_visible) goto done; swp |= SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE; if (style & WS_CHILD) swp |= SWP_NOACTIVATE | SWP_NOZORDER; break; case SW_SHOWNOACTIVATE: swp |= SWP_NOACTIVATE | SWP_NOZORDER; /* fall through */ case SW_RESTORE: /* fall through */ case SW_SHOWNORMAL: /* same as SW_NORMAL: */ case SW_SHOWDEFAULT: /* FIXME: should have its own handler */ if (!was_visible) swp |= SWP_SHOWWINDOW; if (style & (WS_MINIMIZE | WS_MAXIMIZE)) { swp |= SWP_FRAMECHANGED; swp |= window_min_maximize( hwnd, cmd, &newPos ); } else { if (was_visible) goto done; swp |= SWP_NOSIZE | SWP_NOMOVE; } if (style & WS_CHILD && !(swp & SWP_STATECHANGED)) swp |= SWP_NOACTIVATE | SWP_NOZORDER; break; default: goto done; } if ((show_flag != was_visible || cmd == SW_SHOWNA) && cmd != SW_SHOWMAXIMIZED && !(swp & SWP_STATECHANGED)) { send_message( hwnd, WM_SHOWWINDOW, show_flag, 0 ); if (!is_window( hwnd )) goto done; } if (IsRectEmpty( &newPos )) new_swp = swp; else if ((new_swp = user_driver->pShowWindow( hwnd, cmd, &newPos, swp )) == ~0) { if (get_window_long( hwnd, GWL_STYLE ) & WS_CHILD) new_swp = swp; else if (is_iconic( hwnd ) && (newPos.left != -32000 || newPos.top != -32000)) { offset_rect( &newPos, -32000 - newPos.left, -32000 - newPos.top ); new_swp = swp & ~(SWP_NOMOVE | SWP_NOCLIENTMOVE); } else new_swp = swp; } swp = new_swp; parent = NtUserGetAncestor( hwnd, GA_PARENT ); if (parent && !is_window_visible( parent ) && !(swp & SWP_STATECHANGED)) { /* if parent is not visible simply toggle WS_VISIBLE and return */ if (show_flag) set_window_style( hwnd, WS_VISIBLE, 0 ); else set_window_style( hwnd, 0, WS_VISIBLE ); } else NtUserSetWindowPos( hwnd, HWND_TOP, newPos.left, newPos.top, newPos.right - newPos.left, newPos.bottom - newPos.top, swp ); if (cmd == SW_HIDE) { HWND hFocus; /* FIXME: This will cause the window to be activated irrespective * of whether it is owned by the same thread. Has to be done * asynchronously. */ if (hwnd == get_active_window()) activate_other_window( hwnd ); /* Revert focus to parent */ hFocus = get_focus(); if (hwnd == hFocus) { HWND parent = NtUserGetAncestor(hwnd, GA_PARENT); if (parent == get_desktop_window()) parent = 0; NtUserSetFocus(parent); } goto done; } if (!(win = get_win_ptr( hwnd )) || win == WND_OTHER_PROCESS) goto done; if (win->flags & WIN_NEED_SIZE) { /* should happen only in CreateWindowEx() */ int wParam = SIZE_RESTORED; RECT client; LPARAM lparam; get_window_rects( hwnd, COORDS_PARENT, NULL, &client, get_thread_dpi() ); lparam = MAKELONG( client.right - client.left, client.bottom - client.top ); win->flags &= ~WIN_NEED_SIZE; if (win->dwStyle & WS_MAXIMIZE) wParam = SIZE_MAXIMIZED; else if (win->dwStyle & WS_MINIMIZE) { wParam = SIZE_MINIMIZED; lparam = 0; } release_win_ptr( win ); send_message( hwnd, WM_SIZE, wParam, lparam ); send_message( hwnd, WM_MOVE, 0, MAKELONG( client.left, client.top )); } else release_win_ptr( win ); /* if previous state was minimized Windows sets focus to the window */ if (style & WS_MINIMIZE) { NtUserSetFocus( hwnd ); /* Send a WM_ACTIVATE message for a top level window, even if the window is already active */ if (NtUserGetAncestor( hwnd, GA_ROOT ) == hwnd && !(swp & SWP_NOACTIVATE)) send_message( hwnd, WM_ACTIVATE, WA_ACTIVE, 0 ); } done: set_thread_dpi_awareness_context( context ); return was_visible; } /*********************************************************************** * NtUserShowWindowAsync (win32u.@) * * doesn't wait; returns immediately. * used by threads to toggle windows in other (possibly hanging) threads */ BOOL WINAPI NtUserShowWindowAsync( HWND hwnd, INT cmd ) { HWND full_handle; if (is_broadcast(hwnd)) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } if ((full_handle = is_current_thread_window( hwnd ))) return show_window( full_handle, cmd ); return NtUserMessageCall( hwnd, WM_WINE_SHOWWINDOW, cmd, 0, 0, FNID_SENDNOTIFYMESSAGE, FALSE ); } /*********************************************************************** * NtUserShowWindow (win32u.@) */ BOOL WINAPI NtUserShowWindow( HWND hwnd, INT cmd ) { HWND full_handle; if (is_broadcast(hwnd)) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } if ((full_handle = is_current_thread_window( hwnd ))) return show_window( full_handle, cmd ); if ((cmd == SW_HIDE) && !(get_window_long( hwnd, GWL_STYLE ) & WS_VISIBLE)) return FALSE; if ((cmd == SW_SHOW) && (get_window_long( hwnd, GWL_STYLE ) & WS_VISIBLE)) return TRUE; return send_message( hwnd, WM_WINE_SHOWWINDOW, cmd, 0 ); } /******************************************************************* * NtUserFlashWindowEx (win32u.@) */ BOOL WINAPI NtUserFlashWindowEx( FLASHWINFO *info ) { WND *win; TRACE( "%p\n", info ); if (!info) { SetLastError( ERROR_NOACCESS ); return FALSE; } if (!info->hwnd || info->cbSize != sizeof(FLASHWINFO) || !is_window( info->hwnd )) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } FIXME( "%p - semi-stub\n", info ); if (is_iconic( info->hwnd )) { NtUserRedrawWindow( info->hwnd, 0, 0, RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_FRAME ); win = get_win_ptr( info->hwnd ); if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP) return FALSE; if (info->dwFlags && !(win->flags & WIN_NCACTIVATED)) { win->flags |= WIN_NCACTIVATED; } else { win->flags &= ~WIN_NCACTIVATED; } release_win_ptr( win ); user_driver->pFlashWindowEx( info ); return TRUE; } else { WPARAM wparam; HWND hwnd = info->hwnd; win = get_win_ptr( hwnd ); if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP) return FALSE; hwnd = win->obj.handle; /* make it a full handle */ if (info->dwFlags) wparam = !(win->flags & WIN_NCACTIVATED); else wparam = (hwnd == NtUserGetForegroundWindow()); release_win_ptr( win ); send_message( hwnd, WM_NCACTIVATE, wparam, 0 ); user_driver->pFlashWindowEx( info ); return wparam; } } /* see GetWindowContextHelpId */ static DWORD get_window_context_help_id( HWND hwnd ) { DWORD retval; WND *win = get_win_ptr( hwnd ); if (!win || win == WND_DESKTOP) return 0; if (win == WND_OTHER_PROCESS) { if (is_window( hwnd )) FIXME( "not supported on other process window %p\n", hwnd ); return 0; } retval = win->helpContext; release_win_ptr( win ); return retval; } /*********************************************************************** * send_destroy_message */ static void send_destroy_message( HWND hwnd ) { GUITHREADINFO info; info.cbSize = sizeof(info); if (NtUserGetGUIThreadInfo( GetCurrentThreadId(), &info )) { if (hwnd == info.hwndCaret && user_callbacks) user_callbacks->pDestroyCaret(); if (hwnd == info.hwndActive) activate_other_window( hwnd ); } if (hwnd == NtUserGetClipboardOwner()) release_clipboard_owner( hwnd ); send_message( hwnd, WM_DESTROY, 0, 0); /* * This WM_DESTROY message can trigger re-entrant calls to DestroyWindow * make sure that the window still exists when we come back. */ if (is_window(hwnd)) { HWND *children; int i; if (!(children = list_window_children( 0, hwnd, NULL, 0 ))) return; for (i = 0; children[i]; i++) { if (is_window( children[i] )) send_destroy_message( children[i] ); } free( children ); } else WARN( "\tdestroyed itself while in WM_DESTROY!\n" ); } /*********************************************************************** * free_window_handle * * Free a window handle. */ static void free_window_handle( HWND hwnd ) { WND *win; TRACE( "\n" ); if ((win = get_user_handle_ptr( hwnd, NTUSER_OBJ_WINDOW )) && win != OBJ_OTHER_PROCESS) { SERVER_START_REQ( destroy_window ) { req->handle = wine_server_user_handle( hwnd ); wine_server_call( req ); set_user_handle_ptr( hwnd, NULL ); } SERVER_END_REQ; user_unlock(); if (user_callbacks) user_callbacks->free_win_ptr( win ); free( win ); } } /*********************************************************************** * destroy_window */ LRESULT destroy_window( HWND hwnd ) { struct window_surface *surface; HMENU menu = 0, sys_menu; WND *win; HWND *children; TRACE( "%p\n", hwnd ); /* destroy default IME window */ if (win_set_flags( hwnd, 0, WIN_HAS_IME_WIN ) & WIN_HAS_IME_WIN) { TRACE("unregister IME window for %p\n", hwnd); if (user_callbacks) user_callbacks->unregister_imm( hwnd ); } /* free child windows */ if ((children = list_window_children( 0, hwnd, NULL, 0 ))) { int i; for (i = 0; children[i]; i++) { if (is_current_thread_window( children[i] )) destroy_window( children[i] ); else NtUserMessageCall( children[i], WM_WINE_DESTROYWINDOW, 0, 0, 0, FNID_SENDNOTIFYMESSAGE, FALSE ); } free( children ); } /* Unlink now so we won't bother with the children later on */ SERVER_START_REQ( set_parent ) { req->handle = wine_server_user_handle( hwnd ); req->parent = 0; wine_server_call( req ); } SERVER_END_REQ; send_message( hwnd, WM_NCDESTROY, 0, 0 ); /* FIXME: do we need to fake QS_MOUSEMOVE wakebit? */ /* free resources associated with the window */ if (!(win = get_win_ptr( hwnd )) || win == WND_OTHER_PROCESS) return 0; if ((win->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD) menu = (HMENU)win->wIDmenu; sys_menu = win->hSysMenu; free_dce( win->dce, hwnd ); win->dce = NULL; NtUserDestroyCursor( win->hIconSmall2, 0 ); surface = win->surface; win->surface = NULL; release_win_ptr( win ); NtUserDestroyMenu( menu ); NtUserDestroyMenu( sys_menu ); if (surface) { register_window_surface( surface, NULL ); window_surface_release( surface ); } user_driver->pDestroyWindow( hwnd ); free_window_handle( hwnd ); return 0; } /*********************************************************************** * NtUserDestroyWindow (win32u.@) */ BOOL WINAPI NtUserDestroyWindow( HWND hwnd ) { BOOL is_child; if (!(hwnd = is_current_thread_window( hwnd )) || is_desktop_window( hwnd )) { SetLastError( ERROR_ACCESS_DENIED ); return FALSE; } TRACE( "(%p)\n", hwnd ); if (call_hooks( WH_CBT, HCBT_DESTROYWND, (WPARAM)hwnd, 0, TRUE )) return FALSE; if (user_callbacks && user_callbacks->is_menu_active() == hwnd) user_callbacks->pEndMenu(); is_child = (get_window_long( hwnd, GWL_STYLE ) & WS_CHILD) != 0; if (is_child) { if (!is_exiting_thread( GetCurrentThreadId() )) send_parent_notify( hwnd, WM_DESTROY ); } else if (!get_window_relative( hwnd, GW_OWNER )) { call_hooks( WH_SHELL, HSHELL_WINDOWDESTROYED, (WPARAM)hwnd, 0L, TRUE ); /* FIXME: clean up palette - see "Internals" p.352 */ } if (!is_window( hwnd )) return TRUE; /* Hide the window */ if (get_window_long( hwnd, GWL_STYLE ) & WS_VISIBLE) { /* Only child windows receive WM_SHOWWINDOW in DestroyWindow() */ if (is_child) NtUserShowWindow( hwnd, SW_HIDE ); else NtUserSetWindowPos( hwnd, 0, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_HIDEWINDOW ); } if (!is_window( hwnd )) return TRUE; /* Recursively destroy child windows */ if (!is_child) { for (;;) { BOOL got_one = FALSE; HWND *children; unsigned int i; if (!(children = list_window_children( 0, get_desktop_window(), NULL, 0 ))) break; for (i = 0; children[i]; i++) { if (get_window_relative( children[i], GW_OWNER ) != hwnd) continue; if (is_current_thread_window( children[i] )) { NtUserDestroyWindow( children[i] ); got_one = TRUE; continue; } set_window_owner( children[i], 0 ); } free( children ); if (!got_one) break; } } send_destroy_message( hwnd ); if (!is_window( hwnd )) return TRUE; destroy_window( hwnd ); return TRUE; } /***************************************************************************** * destroy_thread_windows * * Destroy all window owned by the current thread. */ void destroy_thread_windows(void) { WND *win, *free_list = NULL; HWND hwnd = 0; user_lock(); while ((win = next_thread_window_ptr( &hwnd ))) { free_dce( win->dce, win->obj.handle ); set_user_handle_ptr( hwnd, NULL ); win->obj.handle = free_list; free_list = win; } if (free_list) { SERVER_START_REQ( destroy_window ) { req->handle = 0; /* destroy all thread windows */ wine_server_call( req ); } SERVER_END_REQ; } user_unlock(); while ((win = free_list)) { free_list = win->obj.handle; TRACE( "destroying %p\n", win ); if ((win->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD && win->wIDmenu) NtUserDestroyMenu( UlongToHandle(win->wIDmenu) ); if (win->hSysMenu) NtUserDestroyMenu( win->hSysMenu ); if (win->surface) { register_window_surface( win->surface, NULL ); window_surface_release( win->surface ); } if (user_callbacks) user_callbacks->free_win_ptr( win ); free( win ); } } /*********************************************************************** * create_window_handle * * Create a window handle with the server. */ static WND *create_window_handle( HWND parent, HWND owner, UNICODE_STRING *name, HINSTANCE instance, BOOL ansi, DWORD style, DWORD ex_style ) { DPI_AWARENESS awareness = get_thread_dpi_awareness(); HWND handle = 0, full_parent = 0, full_owner = 0; struct tagCLASS *class = NULL; int extra_bytes = 0; UINT dpi = 0; WND *win; SERVER_START_REQ( create_window ) { req->parent = wine_server_user_handle( parent ); req->owner = wine_server_user_handle( owner ); req->instance = wine_server_client_ptr( instance ); req->dpi = get_system_dpi(); req->awareness = awareness; req->style = style; req->ex_style = ex_style; if (!(req->atom = get_int_atom_value( name )) && name->Length) wine_server_add_data( req, name->Buffer, name->Length ); if (!wine_server_call_err( req )) { handle = wine_server_ptr_handle( reply->handle ); full_parent = wine_server_ptr_handle( reply->parent ); full_owner = wine_server_ptr_handle( reply->owner ); extra_bytes = reply->extra; dpi = reply->dpi; awareness = reply->awareness; class = wine_server_get_ptr( reply->class_ptr ); } } SERVER_END_REQ; if (!handle) { WARN( "error %d creating window\n", GetLastError() ); return NULL; } if (!(win = calloc( 1, FIELD_OFFSET(WND, wExtra) + extra_bytes ))) { SERVER_START_REQ( destroy_window ) { req->handle = wine_server_user_handle( handle ); wine_server_call( req ); } SERVER_END_REQ; SetLastError( ERROR_NOT_ENOUGH_MEMORY ); return NULL; } if (!parent) /* if parent is 0 we don't have a desktop window yet */ { struct user_thread_info *thread_info = get_user_thread_info(); if (name->Buffer == (const WCHAR *)DESKTOP_CLASS_ATOM) { if (!thread_info->top_window) thread_info->top_window = full_parent ? full_parent : handle; else assert( full_parent == thread_info->top_window ); if (full_parent && !user_driver->pCreateDesktopWindow( thread_info->top_window )) ERR( "failed to create desktop window\n" ); if (user_callbacks) user_callbacks->register_builtin_classes(); } else /* HWND_MESSAGE parent */ { if (!thread_info->msg_window && !full_parent) thread_info->msg_window = handle; } } user_lock(); win->obj.handle = handle; win->obj.type = NTUSER_OBJ_WINDOW; win->parent = full_parent; win->owner = full_owner; win->class = class; win->winproc = get_class_winproc( class ); win->cbWndExtra = extra_bytes; win->dpi = dpi; win->dpi_awareness = awareness; set_user_handle_ptr( handle, &win->obj ); if (is_winproc_unicode( win->winproc, !ansi )) win->flags |= WIN_ISUNICODE; return win; } static BOOL is_default_coord( int x ) { return x == CW_USEDEFAULT || x == 0x8000; } /*********************************************************************** * fix_cs_coordinates * * Fix the coordinates and return default show mode in sw. */ static void fix_cs_coordinates( CREATESTRUCTW *cs, INT *sw ) { if (cs->style & (WS_CHILD | WS_POPUP)) { if (is_default_coord(cs->x)) cs->x = cs->y = 0; if (is_default_coord(cs->cx)) cs->cx = cs->cy = 0; } else /* overlapped window */ { RTL_USER_PROCESS_PARAMETERS *params = NtCurrentTeb()->Peb->ProcessParameters; HMONITOR monitor; MONITORINFO mon_info; if (!is_default_coord( cs->x ) && !is_default_coord( cs->cx ) && !is_default_coord( cs->cy )) return; monitor = monitor_from_window( cs->hwndParent, MONITOR_DEFAULTTOPRIMARY, get_thread_dpi() ); mon_info.cbSize = sizeof(mon_info); get_monitor_info( monitor, &mon_info ); if (is_default_coord( cs->x )) { if (!is_default_coord( cs->y )) *sw = cs->y; cs->x = (params->dwFlags & STARTF_USEPOSITION) ? params->dwX : mon_info.rcWork.left; cs->y = (params->dwFlags & STARTF_USEPOSITION) ? params->dwY : mon_info.rcWork.top; } if (is_default_coord( cs->cx )) { if (params->dwFlags & STARTF_USESIZE) { cs->cx = params->dwXSize; cs->cy = params->dwYSize; } else { cs->cx = (mon_info.rcWork.right - mon_info.rcWork.left) * 3 / 4 - cs->x; cs->cy = (mon_info.rcWork.bottom - mon_info.rcWork.top) * 3 / 4 - cs->y; } } /* neither x nor cx are default. Check the y values. * In the trace we see Outlook and Outlook Express using * cy set to CW_USEDEFAULT when opening the address book. */ else if (is_default_coord( cs->cy )) { FIXME( "Strange use of CW_USEDEFAULT in cy\n" ); cs->cy = (mon_info.rcWork.bottom - mon_info.rcWork.top) * 3 / 4 - cs->y; } } } /*********************************************************************** * map_dpi_create_struct */ static void map_dpi_create_struct( CREATESTRUCTW *cs, UINT dpi_from, UINT dpi_to ) { if (!dpi_from && !dpi_to) return; if (!dpi_from || !dpi_to) { POINT pt = { cs->x, cs->y }; UINT mon_dpi = get_monitor_dpi( monitor_from_point( pt, MONITOR_DEFAULTTONEAREST, dpi_from )); if (!dpi_from) dpi_from = mon_dpi; else dpi_to = mon_dpi; } if (dpi_from == dpi_to) return; cs->x = muldiv( cs->x, dpi_to, dpi_from ); cs->y = muldiv( cs->y, dpi_to, dpi_from ); cs->cx = muldiv( cs->cx, dpi_to, dpi_from ); cs->cy = muldiv( cs->cy, dpi_to, dpi_from ); } /*********************************************************************** * NtUserCreateWindowEx (win32u.@) */ HWND WINAPI NtUserCreateWindowEx( DWORD ex_style, UNICODE_STRING *class_name, UNICODE_STRING *version, UNICODE_STRING *window_name, DWORD style, INT x, INT y, INT cx, INT cy, HWND parent, HMENU menu, HINSTANCE instance, void *params, DWORD flags, CBT_CREATEWNDW *cbtc, DWORD unk, BOOL ansi ) { CREATESTRUCTW cs, *client_cs = cbtc->lpcs; UINT win_dpi, thread_dpi = get_thread_dpi(); DPI_AWARENESS_CONTEXT context; HWND hwnd, owner = 0; INT sw = SW_SHOW; LRESULT result; RECT rect; WND *win; static const WCHAR messageW[] = {'M','e','s','s','a','g','e'}; cs.lpCreateParams = params; cs.hInstance = client_cs->hInstance; /* may be different than instance for win16 */ cs.hMenu = menu; cs.hwndParent = parent; cs.style = style; cs.dwExStyle = ex_style; cs.x = x; cs.y = y; cs.cx = cx; cs.cy = cy; /* We use client_cs to pass original class and name pointers, * that's probably not how native handles it. */ cs.lpszName = client_cs->lpszName; cs.lpszClass = client_cs->lpszClass; /* Find the parent window */ if (parent == HWND_MESSAGE) { cs.hwndParent = parent = get_hwnd_message_parent(); } else if (parent) { if ((cs.style & (WS_CHILD|WS_POPUP)) != WS_CHILD) { owner = parent; parent = get_desktop_window(); } else { DWORD parent_style = get_window_long( parent, GWL_EXSTYLE ); if ((parent_style & WS_EX_LAYOUTRTL) && !(parent_style & WS_EX_NOINHERITLAYOUT)) cs.dwExStyle |= WS_EX_LAYOUTRTL; } } else { if ((cs.style & (WS_CHILD|WS_POPUP)) == WS_CHILD) { WARN( "No parent for child window\n" ); SetLastError( ERROR_TLW_WITH_WSCHILD ); return 0; /* WS_CHILD needs a parent, but WS_POPUP doesn't */ } /* are we creating the desktop or HWND_MESSAGE parent itself? */ if (class_name->Buffer != (LPCWSTR)DESKTOP_CLASS_ATOM && (class_name->Length != sizeof(messageW) || wcsnicmp( class_name->Buffer, messageW, ARRAYSIZE(messageW) ))) { parent = get_desktop_window(); } } fix_cs_coordinates( &cs, &sw ); cs.dwExStyle = fix_exstyle( cs.style, cs.dwExStyle ); /* Create the window structure */ style = cs.style & ~WS_VISIBLE; ex_style = cs.dwExStyle & ~WS_EX_LAYERED; if (!(win = create_window_handle( parent, owner, class_name, instance, ansi, style, ex_style ))) return 0; hwnd = win->obj.handle; /* Fill the window structure */ win->tid = GetCurrentThreadId(); win->hInstance = cs.hInstance; win->text = NULL; win->dwStyle = style; win->dwExStyle = ex_style; win->wIDmenu = 0; win->helpContext = 0; win->pScroll = NULL; win->userdata = 0; win->hIcon = 0; win->hIconSmall = 0; win->hIconSmall2 = 0; win->hSysMenu = 0; win->min_pos.x = win->min_pos.y = -1; win->max_pos.x = win->max_pos.y = -1; SetRect( &win->normal_rect, cs.x, cs.y, cs.x + cs.cx, cs.y + cs.cy ); if (win->dwStyle & WS_SYSMENU) NtUserSetSystemMenu( hwnd, 0 ); /* call the WH_CBT hook */ release_win_ptr( win ); *client_cs = cs; cbtc->hwndInsertAfter = HWND_TOP; if (call_hooks( WH_CBT, HCBT_CREATEWND, (WPARAM)hwnd, (LPARAM)cbtc, !ansi )) { free_window_handle( hwnd ); return 0; } if (!(win = get_win_ptr( hwnd ))) return 0; /* * Correct the window styles. * * It affects only the style loaded into the WND structure. */ if ((win->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD) { win->dwStyle |= WS_CLIPSIBLINGS; if (!(win->dwStyle & WS_POPUP)) win->dwStyle |= WS_CAPTION; } win->dwExStyle = cs.dwExStyle; /* WS_EX_WINDOWEDGE depends on some other styles */ if ((win->dwStyle & (WS_DLGFRAME | WS_THICKFRAME)) && !(win->dwStyle & (WS_CHILD | WS_POPUP))) win->dwExStyle |= WS_EX_WINDOWEDGE; if (!(win->dwStyle & (WS_CHILD | WS_POPUP))) win->flags |= WIN_NEED_SIZE; SERVER_START_REQ( set_window_info ) { req->handle = wine_server_user_handle( hwnd ); req->flags = SET_WIN_STYLE | SET_WIN_EXSTYLE | SET_WIN_INSTANCE | SET_WIN_UNICODE; req->style = win->dwStyle; req->ex_style = win->dwExStyle; req->instance = wine_server_client_ptr( win->hInstance ); req->is_unicode = (win->flags & WIN_ISUNICODE) != 0; req->extra_offset = -1; wine_server_call( req ); } SERVER_END_REQ; /* Set the window menu */ if ((win->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD) { if (cs.hMenu && user_callbacks && !user_callbacks->set_menu( hwnd, cs.hMenu )) { release_win_ptr( win ); free_window_handle( hwnd ); return 0; } } else NtUserSetWindowLongPtr( hwnd, GWLP_ID, (ULONG_PTR)cs.hMenu, FALSE ); win_dpi = win->dpi; release_win_ptr( win ); if (parent) map_dpi_create_struct( &cs, thread_dpi, win_dpi ); context = set_thread_dpi_awareness_context( get_window_dpi_awareness_context( hwnd )); /* send the WM_GETMINMAXINFO message and fix the size if needed */ cx = cs.cx; cy = cs.cy; if ((cs.style & WS_THICKFRAME) || !(cs.style & (WS_POPUP | WS_CHILD))) { MINMAXINFO info = get_min_max_info( hwnd ); cx = max( min( cx, info.ptMaxTrackSize.x ), info.ptMinTrackSize.x ); cy = max( min( cy, info.ptMaxTrackSize.y ), info.ptMinTrackSize.y ); } if (cx < 0) cx = 0; if (cy < 0) cy = 0; set_rect( &rect, cs.x, cs.y, cs.x + cx, cs.y + cy ); /* check for wraparound */ if (cs.x > 0x7fffffff - cx) rect.right = 0x7fffffff; if (cs.y > 0x7fffffff - cy) rect.bottom = 0x7fffffff; if (!apply_window_pos( hwnd, 0, SWP_NOZORDER | SWP_NOACTIVATE, &rect, &rect, NULL )) goto failed; /* send WM_NCCREATE */ TRACE( "hwnd %p cs %d,%d %dx%d %s\n", hwnd, cs.x, cs.y, cs.cx, cs.cy, wine_dbgstr_rect(&rect) ); *client_cs = cs; if (!NtUserMessageCall( hwnd, WM_NCCREATE, 0, (LPARAM)client_cs, (ULONG_PTR)&result, FNID_SENDMESSAGE, ansi ) || !result) { WARN( "%p: aborted by WM_NCCREATE\n", hwnd ); goto failed; } /* create default IME window */ if (!is_desktop_window( hwnd ) && parent != get_hwnd_message_parent() && user_callbacks && user_callbacks->register_imm( hwnd )) { TRACE( "register IME window for %p\n", hwnd ); win_set_flags( hwnd, WIN_HAS_IME_WIN, 0 ); } /* send WM_NCCALCSIZE */ if (get_window_rects( hwnd, COORDS_PARENT, &rect, NULL, win_dpi )) { /* yes, even if the CBT hook was called with HWND_TOP */ HWND insert_after = (get_window_long( hwnd, GWL_STYLE ) & WS_CHILD) ? HWND_BOTTOM : HWND_TOP; RECT client_rect = rect; /* the rectangle is in screen coords for WM_NCCALCSIZE when wparam is FALSE */ map_window_points( parent, 0, (POINT *)&client_rect, 2, win_dpi ); send_message( hwnd, WM_NCCALCSIZE, FALSE, (LPARAM)&client_rect ); map_window_points( 0, parent, (POINT *)&client_rect, 2, win_dpi ); apply_window_pos( hwnd, insert_after, SWP_NOACTIVATE, &rect, &client_rect, NULL ); } else goto failed; /* send WM_CREATE */ if (!NtUserMessageCall( hwnd, WM_CREATE, 0, (LPARAM)client_cs, (ULONG_PTR)&result, FNID_SENDMESSAGE, ansi ) || result == -1) goto failed; cs = *client_cs; /* call the driver */ if (!user_driver->pCreateWindow( hwnd )) goto failed; NtUserNotifyWinEvent( EVENT_OBJECT_CREATE, hwnd, OBJID_WINDOW, 0 ); /* send the size messages */ if (!(win_get_flags( hwnd ) & WIN_NEED_SIZE)) { get_window_rects( hwnd, COORDS_PARENT, NULL, &rect, win_dpi ); send_message( hwnd, WM_SIZE, SIZE_RESTORED, MAKELONG(rect.right-rect.left, rect.bottom-rect.top)); send_message( hwnd, WM_MOVE, 0, MAKELONG( rect.left, rect.top ) ); } /* Show the window, maximizing or minimizing if needed */ style = set_window_style( hwnd, 0, WS_MAXIMIZE | WS_MINIMIZE ); if (style & (WS_MINIMIZE | WS_MAXIMIZE)) { RECT new_pos; UINT sw_flags = (style & WS_MINIMIZE) ? SW_MINIMIZE : SW_MAXIMIZE; sw_flags = window_min_maximize( hwnd, sw_flags, &new_pos ); sw_flags |= SWP_FRAMECHANGED; /* Frame always gets changed */ if (!(style & WS_VISIBLE) || (style & WS_CHILD) || get_active_window()) sw_flags |= SWP_NOACTIVATE; NtUserSetWindowPos( hwnd, 0, new_pos.left, new_pos.top, new_pos.right - new_pos.left, new_pos.bottom - new_pos.top, sw_flags ); } /* Notify the parent window only */ send_parent_notify( hwnd, WM_CREATE ); if (!is_window( hwnd )) { set_thread_dpi_awareness_context( context ); return 0; } if (parent == get_desktop_window()) post_message( parent, WM_PARENTNOTIFY, WM_CREATE, (LPARAM)hwnd ); if (cs.style & WS_VISIBLE) { if (cs.style & WS_MAXIMIZE) sw = SW_SHOW; else if (cs.style & WS_MINIMIZE) sw = SW_SHOWMINIMIZED; NtUserShowWindow( hwnd, sw ); if (cs.dwExStyle & WS_EX_MDICHILD) { send_message( cs.hwndParent, WM_MDIREFRESHMENU, 0, 0 ); /* ShowWindow won't activate child windows */ NtUserSetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0, SWP_SHOWWINDOW | SWP_NOMOVE | SWP_NOSIZE ); } } /* Call WH_SHELL hook */ if (!(get_window_long( hwnd, GWL_STYLE ) & WS_CHILD) && !get_window_relative( hwnd, GW_OWNER )) call_hooks( WH_SHELL, HSHELL_WINDOWCREATED, (WPARAM)hwnd, 0, TRUE ); TRACE( "created window %p\n", hwnd ); set_thread_dpi_awareness_context( context ); return hwnd; failed: destroy_window( hwnd ); set_thread_dpi_awareness_context( context ); return 0; } /***************************************************************************** * NtUserCallHwnd (win32u.@) */ ULONG_PTR WINAPI NtUserCallHwnd( HWND hwnd, DWORD code ) { switch (code) { case NtUserArrangeIconicWindows: return arrange_iconic_windows( hwnd ); case NtUserGetDpiForWindow: return get_dpi_for_window( hwnd ); case NtUserGetParent: return HandleToUlong( get_parent( hwnd )); case NtUserGetWindowContextHelpId: return get_window_context_help_id( hwnd ); case NtUserGetWindowDpiAwarenessContext: return (ULONG_PTR)get_window_dpi_awareness_context( hwnd ); case NtUserGetWindowTextLength: return get_server_window_text( hwnd, NULL, 0 ); case NtUserIsWindow: return is_window( hwnd ); case NtUserIsWindowUnicode: return is_window_unicode( hwnd ); case NtUserIsWindowVisible: return is_window_visible( hwnd ); default: FIXME( "invalid code %u\n", code ); return 0; } } /***************************************************************************** * NtUserCallHwndParam (win32u.@) */ ULONG_PTR WINAPI NtUserCallHwndParam( HWND hwnd, DWORD_PTR param, DWORD code ) { switch (code) { case NtUserGetClassLongA: return get_class_long( hwnd, param, TRUE ); case NtUserGetClassLongW: return get_class_long( hwnd, param, FALSE ); case NtUserGetClassLongPtrA: return get_class_long_ptr( hwnd, param, TRUE ); case NtUserGetClassLongPtrW: return get_class_long_ptr( hwnd, param, FALSE ); case NtUserGetClassWord: return get_class_word( hwnd, param ); case NtUserGetClientRect: return get_client_rect( hwnd, (RECT *)param ); case NtUserGetMinMaxInfo: *(MINMAXINFO *)param = get_min_max_info( hwnd ); return 0; case NtUserGetWindowInfo: return get_window_info( hwnd, (WINDOWINFO *)param ); case NtUserGetWindowLongA: return get_window_long_size( hwnd, param, sizeof(LONG), TRUE ); case NtUserGetWindowLongW: return get_window_long( hwnd, param ); case NtUserGetWindowLongPtrA: return get_window_long_ptr( hwnd, param, TRUE ); case NtUserGetWindowLongPtrW: return get_window_long_ptr( hwnd, param, FALSE ); case NtUserGetWindowPlacement: return get_window_placement( hwnd, (WINDOWPLACEMENT *)param ); case NtUserGetWindowRect: return get_window_rect( hwnd, (RECT *)param, get_thread_dpi() ); case NtUserGetWindowRelative: return HandleToUlong( get_window_relative( hwnd, param )); case NtUserGetWindowThread: return get_window_thread( hwnd, (DWORD *)param ); case NtUserGetWindowWord: return get_window_word( hwnd, param ); case NtUserIsChild: return is_child( hwnd, UlongToHandle(param) ); case NtUserKillSystemTimer: return kill_system_timer( hwnd, param ); case NtUserMonitorFromWindow: return HandleToUlong( monitor_from_window( hwnd, param, NtUserMonitorFromWindow )); case NtUserSetCaptureWindow: return set_capture_window( hwnd, param, NULL ); case NtUserSetForegroundWindow: return set_foreground_window( hwnd, param ); case NtUserSetWindowPixelFormat: return set_window_pixel_format( hwnd, param ); /* temporary exports */ case NtUserIsWindowDrawable: return is_window_drawable( hwnd, param ); case NtUserSetWindowStyle: { STYLESTRUCT *style = (void *)param; return set_window_style( hwnd, style->styleNew, style->styleOld ); } default: FIXME( "invalid code %u\n", code ); return 0; } }