/* * Window position related functions. * * Copyright 1993, 1994, 1995 Alexandre Julliard * 1995, 1996, 1999 Alex Korobka * * 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 */ #include "config.h" #include "wine/port.h" #include #include #include "ntstatus.h" #define WIN32_NO_STATUS #include "windef.h" #include "winbase.h" #include "wingdi.h" #include "winerror.h" #include "wine/server.h" #include "controls.h" #include "user_private.h" #include "win.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(win); #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 HAS_DLGFRAME(style,exStyle) \ (((exStyle) & WS_EX_DLGMODALFRAME) || \ (((style) & WS_DLGFRAME) && !((style) & WS_BORDER))) #define HAS_THICKFRAME(style) \ (((style) & WS_THICKFRAME) && \ !(((style) & (WS_DLGFRAME|WS_BORDER)) == WS_DLGFRAME)) #define EMPTYPOINT(pt) ((pt).x == -1 && (pt).y == -1) #define ON_LEFT_BORDER(hit) \ (((hit) == HTLEFT) || ((hit) == HTTOPLEFT) || ((hit) == HTBOTTOMLEFT)) #define ON_RIGHT_BORDER(hit) \ (((hit) == HTRIGHT) || ((hit) == HTTOPRIGHT) || ((hit) == HTBOTTOMRIGHT)) #define ON_TOP_BORDER(hit) \ (((hit) == HTTOP) || ((hit) == HTTOPLEFT) || ((hit) == HTTOPRIGHT)) #define ON_BOTTOM_BORDER(hit) \ (((hit) == HTBOTTOM) || ((hit) == HTBOTTOMLEFT) || ((hit) == HTBOTTOMRIGHT)) #define PLACE_MIN 0x0001 #define PLACE_MAX 0x0002 #define PLACE_RECT 0x0004 #define DWP_MAGIC ((INT)('W' | ('P' << 8) | ('O' << 16) | ('S' << 24))) typedef struct { INT actualCount; INT suggestedCount; BOOL valid; INT wMagic; HWND hwndParent; WINDOWPOS winPos[1]; } DWP; /*********************************************************************** * SwitchToThisWindow (USER32.@) */ void WINAPI SwitchToThisWindow( HWND hwnd, BOOL restore ) { ShowWindow( hwnd, restore ? SW_RESTORE : SW_SHOWMINIMIZED ); } /*********************************************************************** * GetWindowRect (USER32.@) */ BOOL WINAPI GetWindowRect( HWND hwnd, LPRECT rect ) { BOOL ret = WIN_GetRectangles( hwnd, rect, NULL ); if (ret) { MapWindowPoints( GetAncestor( hwnd, GA_PARENT ), 0, (POINT *)rect, 2 ); TRACE( "hwnd %p (%s)\n", hwnd, wine_dbgstr_rect(rect) ); } return ret; } /*********************************************************************** * GetWindowRgn (USER32.@) */ int WINAPI GetWindowRgn ( HWND hwnd, HRGN hrgn ) { int nRet = ERROR; NTSTATUS status; HRGN win_rgn = 0; RGNDATA *data; size_t size = 256; do { if (!(data = HeapAlloc( GetProcessHeap(), 0, sizeof(*data) + size - 1 ))) { SetLastError( ERROR_OUTOFMEMORY ); return ERROR; } SERVER_START_REQ( get_window_region ) { req->window = 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 = ExtCreateRegion( NULL, size, data ); } } else size = reply->total_size; } SERVER_END_REQ; HeapFree( GetProcessHeap(), 0, data ); } while (status == STATUS_BUFFER_OVERFLOW); if (status) SetLastError( RtlNtStatusToDosError(status) ); else if (win_rgn) { nRet = CombineRgn( hrgn, win_rgn, 0, RGN_COPY ); DeleteObject( win_rgn ); } return nRet; } /*********************************************************************** * SetWindowRgn (USER32.@) */ int WINAPI SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL bRedraw ) { static const RECT empty_rect; BOOL ret; if (hrgn) { RGNDATA *data; DWORD size; if (!(size = GetRegionData( hrgn, 0, NULL ))) return FALSE; if (!(data = HeapAlloc( GetProcessHeap(), 0, size ))) return FALSE; if (!GetRegionData( hrgn, size, data )) { HeapFree( GetProcessHeap(), 0, data ); return FALSE; } SERVER_START_REQ( set_window_region ) { req->window = hwnd; req->redraw = (bRedraw != 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; } else /* clear existing region */ { SERVER_START_REQ( set_window_region ) { req->window = hwnd; req->redraw = (bRedraw != 0); ret = !wine_server_call_err( req ); } SERVER_END_REQ; } if (ret) ret = USER_Driver->pSetWindowRgn( hwnd, hrgn, bRedraw ); if (ret) { UINT swp_flags = SWP_NOSIZE|SWP_NOMOVE|SWP_NOZORDER|SWP_NOACTIVATE|SWP_FRAMECHANGED|SWP_NOCLIENTSIZE|SWP_NOCLIENTMOVE; if (!bRedraw) swp_flags |= SWP_NOREDRAW; SetWindowPos( hwnd, 0, 0, 0, 0, 0, swp_flags ); invalidate_dce( hwnd, NULL ); } return ret; } /*********************************************************************** * GetClientRect (USER32.@) */ BOOL WINAPI GetClientRect( HWND hwnd, LPRECT rect ) { BOOL ret; if ((ret = WIN_GetRectangles( hwnd, NULL, rect ))) { rect->right -= rect->left; rect->bottom -= rect->top; rect->left = rect->top = 0; } return ret; } /******************************************************************* * ClientToScreen (USER32.@) */ BOOL WINAPI ClientToScreen( HWND hwnd, LPPOINT lppnt ) { MapWindowPoints( hwnd, 0, lppnt, 1 ); return TRUE; } /******************************************************************* * ScreenToClient (USER32.@) */ BOOL WINAPI ScreenToClient( HWND hwnd, LPPOINT lppnt ) { MapWindowPoints( 0, hwnd, lppnt, 1 ); return TRUE; } /*********************************************************************** * 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 ) { HWND *list; int size = 128; for (;;) { int count = 0; if (!(list = HeapAlloc( GetProcessHeap(), 0, size * sizeof(HWND) ))) break; SERVER_START_REQ( get_window_children_from_point ) { req->parent = hwnd; req->x = pt.x; req->y = pt.y; wine_server_set_reply( req, list, (size-1) * sizeof(HWND) ); if (!wine_server_call( req )) count = reply->count; } SERVER_END_REQ; if (count && count < size) { list[count] = 0; return list; } HeapFree( GetProcessHeap(), 0, list ); if (!count) break; size = count + 1; /* restart with a large enough buffer */ } return NULL; } /*********************************************************************** * WINPOS_WindowFromPoint * * Find the window and hittest for a given point. */ HWND WINPOS_WindowFromPoint( HWND hwndScope, POINT pt, INT *hittest ) { int i, res; HWND ret, *list; if (!hwndScope) hwndScope = GetDesktopWindow(); *hittest = HTNOWHERE; if (!(list = list_children_from_point( hwndScope, pt ))) return 0; /* now determine the hittest */ for (i = 0; list[i]; i++) { LONG style = GetWindowLongW( list[i], GWL_STYLE ); /* If window is minimized or disabled, return at once */ if (style & WS_MINIMIZE) { *hittest = HTCAPTION; break; } if (style & WS_DISABLED) { *hittest = HTERROR; break; } /* Send WM_NCCHITTEST (if same thread) */ if (!WIN_IsCurrentThread( list[i] )) { *hittest = HTCLIENT; break; } res = SendMessageW( list[i], WM_NCHITTEST, 0, MAKELONG(pt.x,pt.y) ); if (res != HTTRANSPARENT) { *hittest = res; /* Found the window */ break; } /* continue search with next window in z-order */ } ret = list[i]; HeapFree( GetProcessHeap(), 0, list ); TRACE( "scope %p (%d,%d) returning %p\n", hwndScope, pt.x, pt.y, ret ); return ret; } /******************************************************************* * WindowFromPoint (USER32.@) */ HWND WINAPI WindowFromPoint( POINT pt ) { INT hittest; return WINPOS_WindowFromPoint( 0, pt, &hittest ); } /******************************************************************* * ChildWindowFromPoint (USER32.@) */ HWND WINAPI ChildWindowFromPoint( HWND hwndParent, POINT pt ) { return ChildWindowFromPointEx( hwndParent, pt, CWP_ALL ); } /******************************************************************* * RealChildWindowFromPoint (USER32.@) */ HWND WINAPI RealChildWindowFromPoint( HWND hwndParent, POINT pt ) { return ChildWindowFromPointEx( hwndParent, pt, CWP_SKIPTRANSPARENT ); } /******************************************************************* * ChildWindowFromPointEx (USER32.@) */ HWND WINAPI ChildWindowFromPointEx( HWND hwndParent, POINT pt, UINT uFlags) { /* pt is in the client coordinates */ HWND *list; int i; RECT rect; HWND retvalue; GetClientRect( hwndParent, &rect ); if (!PtInRect( &rect, pt )) return 0; if (!(list = WIN_ListChildren( hwndParent ))) return hwndParent; for (i = 0; list[i]; i++) { if (!WIN_GetRectangles( list[i], &rect, NULL )) continue; if (!PtInRect( &rect, pt )) continue; if (uFlags & (CWP_SKIPINVISIBLE|CWP_SKIPDISABLED)) { LONG style = GetWindowLongW( list[i], GWL_STYLE ); if ((uFlags & CWP_SKIPINVISIBLE) && !(style & WS_VISIBLE)) continue; if ((uFlags & CWP_SKIPDISABLED) && (style & WS_DISABLED)) continue; } if (uFlags & CWP_SKIPTRANSPARENT) { if (GetWindowLongW( list[i], GWL_EXSTYLE ) & WS_EX_TRANSPARENT) continue; } break; } retvalue = list[i]; HeapFree( GetProcessHeap(), 0, list ); if (!retvalue) retvalue = hwndParent; return retvalue; } /******************************************************************* * WINPOS_GetWinOffset * * Calculate the offset between the origin of the two windows. Used * to implement MapWindowPoints. */ static void WINPOS_GetWinOffset( HWND hwndFrom, HWND hwndTo, POINT *offset ) { WND * wndPtr; offset->x = offset->y = 0; /* Translate source window origin to screen coords */ if (hwndFrom) { HWND hwnd = hwndFrom; while (hwnd) { if (hwnd == hwndTo) return; if (!(wndPtr = WIN_GetPtr( hwnd ))) { ERR( "bad hwndFrom = %p\n", hwnd ); return; } if (wndPtr == WND_DESKTOP) break; if (wndPtr == WND_OTHER_PROCESS) goto other_process; offset->x += wndPtr->rectClient.left; offset->y += wndPtr->rectClient.top; hwnd = wndPtr->parent; WIN_ReleasePtr( wndPtr ); } } /* Translate origin to destination window coords */ if (hwndTo) { HWND hwnd = hwndTo; while (hwnd) { if (!(wndPtr = WIN_GetPtr( hwnd ))) { ERR( "bad hwndTo = %p\n", hwnd ); return; } if (wndPtr == WND_DESKTOP) break; if (wndPtr == WND_OTHER_PROCESS) goto other_process; offset->x -= wndPtr->rectClient.left; offset->y -= wndPtr->rectClient.top; hwnd = wndPtr->parent; WIN_ReleasePtr( wndPtr ); } } return; other_process: /* one of the parents may belong to another process, do it the hard way */ offset->x = offset->y = 0; SERVER_START_REQ( get_windows_offset ) { req->from = hwndFrom; req->to = hwndTo; if (!wine_server_call( req )) { offset->x = reply->x; offset->y = reply->y; } } SERVER_END_REQ; } /******************************************************************* * MapWindowPoints (USER.258) */ void WINAPI MapWindowPoints16( HWND16 hwndFrom, HWND16 hwndTo, LPPOINT16 lppt, UINT16 count ) { POINT offset; WINPOS_GetWinOffset( WIN_Handle32(hwndFrom), WIN_Handle32(hwndTo), &offset ); while (count--) { lppt->x += offset.x; lppt->y += offset.y; lppt++; } } /******************************************************************* * MapWindowPoints (USER32.@) */ INT WINAPI MapWindowPoints( HWND hwndFrom, HWND hwndTo, LPPOINT lppt, UINT count ) { POINT offset; WINPOS_GetWinOffset( hwndFrom, hwndTo, &offset ); while (count--) { lppt->x += offset.x; lppt->y += offset.y; lppt++; } return MAKELONG( LOWORD(offset.x), LOWORD(offset.y) ); } /*********************************************************************** * IsIconic (USER32.@) */ BOOL WINAPI IsIconic(HWND hWnd) { return (GetWindowLongW( hWnd, GWL_STYLE ) & WS_MINIMIZE) != 0; } /*********************************************************************** * IsZoomed (USER32.@) */ BOOL WINAPI IsZoomed(HWND hWnd) { return (GetWindowLongW( hWnd, GWL_STYLE ) & WS_MAXIMIZE) != 0; } /******************************************************************* * AllowSetForegroundWindow (USER32.@) */ BOOL WINAPI AllowSetForegroundWindow( DWORD procid ) { /* FIXME: If Win98/2000 style SetForegroundWindow behavior is * implemented, then fix this function. */ return TRUE; } /******************************************************************* * LockSetForegroundWindow (USER32.@) */ BOOL WINAPI LockSetForegroundWindow( UINT lockcode ) { /* FIXME: If Win98/2000 style SetForegroundWindow behavior is * implemented, then fix this function. */ return TRUE; } /*********************************************************************** * BringWindowToTop (USER32.@) */ BOOL WINAPI BringWindowToTop( HWND hwnd ) { return SetWindowPos( hwnd, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE ); } /*********************************************************************** * MoveWindow (USER32.@) */ BOOL WINAPI MoveWindow( 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 SetWindowPos( hwnd, 0, x, y, cx, cy, flags ); } /*********************************************************************** * WINPOS_InitPlacement */ static void WINPOS_InitPlacement( WND* wnd ) { if (IsRectEmpty( &wnd->normal_rect )) { /* this happens when the window is minimized/maximized * for the first time (rectWindow is not adjusted yet) */ wnd->normal_rect = wnd->rectWindow; wnd->min_pos.x = wnd->min_pos.y = -1; wnd->max_pos.x = wnd->max_pos.y = -1; } if( wnd->dwStyle & WS_MINIMIZE ) { wnd->min_pos.x = wnd->rectWindow.left; wnd->min_pos.y = wnd->rectWindow.top; } else if( wnd->dwStyle & WS_MAXIMIZE ) { wnd->max_pos.x = wnd->rectWindow.left; wnd->max_pos.y = wnd->rectWindow.top; } else { wnd->normal_rect = wnd->rectWindow; } } /*********************************************************************** * WINPOS_RedrawIconTitle */ BOOL WINPOS_RedrawIconTitle( HWND hWnd ) { HWND icon_title = 0; WND *win = WIN_GetPtr( hWnd ); if (win && win != WND_OTHER_PROCESS && win != WND_DESKTOP) { icon_title = win->icon_title; WIN_ReleasePtr( win ); } if (!icon_title) return FALSE; SendMessageW( icon_title, WM_SHOWWINDOW, TRUE, 0 ); InvalidateRect( icon_title, NULL, TRUE ); return TRUE; } /*********************************************************************** * WINPOS_ShowIconTitle */ static BOOL WINPOS_ShowIconTitle( HWND hwnd, BOOL bShow ) { if (!GetPropA( hwnd, "__wine_x11_managed" )) { WND *win = WIN_GetPtr( hwnd ); HWND title = 0; TRACE("%p %i\n", hwnd, (bShow != 0) ); if (!win || win == WND_OTHER_PROCESS || win == WND_DESKTOP) return FALSE; title = win->icon_title; WIN_ReleasePtr( win ); if( bShow ) { if (!title) { title = ICONTITLE_Create( hwnd ); if (!(win = WIN_GetPtr( hwnd )) || win == WND_OTHER_PROCESS) { DestroyWindow( title ); return FALSE; } win->icon_title = title; WIN_ReleasePtr( win ); } if (!IsWindowVisible(title)) { SendMessageW( title, WM_SHOWWINDOW, TRUE, 0 ); SetWindowPos( title, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER | SWP_SHOWWINDOW ); } } else if (title) ShowWindow( title, SW_HIDE ); } return FALSE; } /******************************************************************* * WINPOS_GetMinMaxInfo * * Get the minimized and maximized information for a window. */ void WINPOS_GetMinMaxInfo( HWND hwnd, POINT *maxSize, POINT *maxPos, POINT *minTrack, POINT *maxTrack ) { MINMAXINFO MinMax; HMONITOR monitor; INT xinc, yinc; LONG style = GetWindowLongA( hwnd, GWL_STYLE ); LONG exstyle = GetWindowLongA( hwnd, GWL_EXSTYLE ); RECT rc; WND *win; /* Compute default values */ GetWindowRect(hwnd, &rc); MinMax.ptReserved.x = rc.left; MinMax.ptReserved.y = rc.top; if (style & WS_CHILD) { if ((style & WS_CAPTION) == WS_CAPTION) style &= ~WS_BORDER; /* WS_CAPTION = WS_DLGFRAME | WS_BORDER */ GetClientRect(GetAncestor(hwnd,GA_PARENT), &rc); AdjustWindowRectEx(&rc, style, ((style & WS_POPUP) && GetMenu(hwnd)), exstyle); /* avoid calculating this twice */ style &= ~(WS_DLGFRAME | WS_BORDER | WS_THICKFRAME); MinMax.ptMaxSize.x = rc.right - rc.left; MinMax.ptMaxSize.y = rc.bottom - rc.top; } else { MinMax.ptMaxSize.x = GetSystemMetrics(SM_CXSCREEN); MinMax.ptMaxSize.y = GetSystemMetrics(SM_CYSCREEN); } MinMax.ptMinTrackSize.x = GetSystemMetrics(SM_CXMINTRACK); MinMax.ptMinTrackSize.y = GetSystemMetrics(SM_CYMINTRACK); MinMax.ptMaxTrackSize.x = GetSystemMetrics(SM_CXMAXTRACK); MinMax.ptMaxTrackSize.y = GetSystemMetrics(SM_CYMAXTRACK); if (HAS_DLGFRAME( style, exstyle )) { xinc = GetSystemMetrics(SM_CXDLGFRAME); yinc = GetSystemMetrics(SM_CYDLGFRAME); } else { xinc = yinc = 0; if (HAS_THICKFRAME(style)) { xinc += GetSystemMetrics(SM_CXFRAME); yinc += GetSystemMetrics(SM_CYFRAME); } if (style & WS_BORDER) { xinc += GetSystemMetrics(SM_CXBORDER); yinc += GetSystemMetrics(SM_CYBORDER); } } MinMax.ptMaxSize.x += 2 * xinc; MinMax.ptMaxSize.y += 2 * yinc; MinMax.ptMaxPosition.x = -xinc; MinMax.ptMaxPosition.y = -yinc; if ((win = WIN_GetPtr( hwnd )) && win != WND_DESKTOP && win != WND_OTHER_PROCESS) { if (!EMPTYPOINT(win->max_pos)) MinMax.ptMaxPosition = win->max_pos; WIN_ReleasePtr( win ); } SendMessageW( hwnd, WM_GETMINMAXINFO, 0, (LPARAM)&MinMax ); /* if the app didn't change the values, adapt them for the current monitor */ if ((monitor = MonitorFromWindow( hwnd, MONITOR_DEFAULTTOPRIMARY ))) { MONITORINFO mon_info; mon_info.cbSize = sizeof(mon_info); GetMonitorInfoW( monitor, &mon_info ); if (MinMax.ptMaxSize.x == GetSystemMetrics(SM_CXSCREEN) + 2 * xinc && MinMax.ptMaxSize.y == GetSystemMetrics(SM_CYSCREEN) + 2 * yinc) { MinMax.ptMaxSize.x = (mon_info.rcWork.right - mon_info.rcWork.left) + 2 * xinc; MinMax.ptMaxSize.y = (mon_info.rcWork.bottom - mon_info.rcWork.top) + 2 * yinc; } if (MinMax.ptMaxPosition.x == -xinc && MinMax.ptMaxPosition.y == -yinc) { MinMax.ptMaxPosition.x = mon_info.rcWork.left - xinc; MinMax.ptMaxPosition.y = mon_info.rcWork.top - yinc; } } /* Some sanity checks */ 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 ); if (maxSize) *maxSize = MinMax.ptMaxSize; if (maxPos) *maxPos = MinMax.ptMaxPosition; if (minTrack) *minTrack = MinMax.ptMinTrackSize; if (maxTrack) *maxTrack = MinMax.ptMaxTrackSize; } /*********************************************************************** * WINPOS_FindIconPos * * Find a suitable place for an iconic window. */ static POINT WINPOS_FindIconPos( HWND hwnd, POINT pt ) { RECT rect, rectParent; HWND parent, child; HRGN hrgn, tmp; int xspacing, yspacing; parent = GetAncestor( hwnd, GA_PARENT ); GetClientRect( parent, &rectParent ); if ((pt.x >= rectParent.left) && (pt.x + GetSystemMetrics(SM_CXICON) < rectParent.right) && (pt.y >= rectParent.top) && (pt.y + GetSystemMetrics(SM_CYICON) < rectParent.bottom)) return pt; /* The icon already has a suitable position */ xspacing = GetSystemMetrics(SM_CXICONSPACING); yspacing = GetSystemMetrics(SM_CYICONSPACING); /* Check if another icon already occupies this spot */ /* FIXME: this is completely inefficient */ hrgn = CreateRectRgn( 0, 0, 0, 0 ); tmp = CreateRectRgn( 0, 0, 0, 0 ); for (child = GetWindow( parent, GW_HWNDFIRST ); child; child = GetWindow( child, GW_HWNDNEXT )) { WND *childPtr; if (child == hwnd) continue; if ((GetWindowLongW( child, GWL_STYLE ) & (WS_VISIBLE|WS_MINIMIZE)) != (WS_VISIBLE|WS_MINIMIZE)) continue; if (!(childPtr = WIN_GetPtr( child )) || childPtr == WND_OTHER_PROCESS) continue; SetRectRgn( tmp, childPtr->rectWindow.left, childPtr->rectWindow.top, childPtr->rectWindow.right, childPtr->rectWindow.bottom ); CombineRgn( hrgn, hrgn, tmp, RGN_OR ); WIN_ReleasePtr( childPtr ); } DeleteObject( tmp ); for (rect.bottom = rectParent.bottom; rect.bottom >= yspacing; rect.bottom -= yspacing) { for (rect.left = rectParent.left; rect.left <= rectParent.right - xspacing; rect.left += xspacing) { rect.right = rect.left + xspacing; rect.top = rect.bottom - yspacing; if (!RectInRegion( hrgn, &rect )) { /* No window was found, so it's OK for us */ pt.x = rect.left + (xspacing - GetSystemMetrics(SM_CXICON)) / 2; pt.y = rect.top + (yspacing - GetSystemMetrics(SM_CYICON)) / 2; DeleteObject( hrgn ); return pt; } } } DeleteObject( hrgn ); pt.x = pt.y = 0; return pt; } /*********************************************************************** * WINPOS_MinMaximize */ UINT WINPOS_MinMaximize( HWND hwnd, UINT cmd, LPRECT rect ) { WND *wndPtr; UINT swpFlags = 0; POINT size; LONG old_style; WINDOWPLACEMENT wpl; TRACE("%p %u\n", hwnd, cmd ); wpl.length = sizeof(wpl); GetWindowPlacement( hwnd, &wpl ); if (HOOK_CallHooks( WH_CBT, HCBT_MINMAX, (WPARAM)hwnd, cmd, TRUE )) return SWP_NOSIZE | SWP_NOMOVE; if (IsIconic( hwnd )) { switch (cmd) { case SW_SHOWMINNOACTIVE: case SW_SHOWMINIMIZED: case SW_FORCEMINIMIZE: case SW_MINIMIZE: return SWP_NOSIZE | SWP_NOMOVE; } if (!SendMessageW( hwnd, WM_QUERYOPEN, 0, 0 )) return SWP_NOSIZE | SWP_NOMOVE; swpFlags |= SWP_NOCOPYBITS; } switch( cmd ) { case SW_SHOWMINNOACTIVE: case SW_SHOWMINIMIZED: case SW_FORCEMINIMIZE: case SW_MINIMIZE: if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0; if( wndPtr->dwStyle & WS_MAXIMIZE) wndPtr->flags |= WIN_RESTORE_MAX; else wndPtr->flags &= ~WIN_RESTORE_MAX; WIN_ReleasePtr( wndPtr ); old_style = WIN_SetStyle( hwnd, WS_MINIMIZE, WS_MAXIMIZE ); wpl.ptMinPosition = WINPOS_FindIconPos( hwnd, wpl.ptMinPosition ); if (!(old_style & WS_MINIMIZE)) swpFlags |= SWP_STATECHANGED; SetRect( rect, wpl.ptMinPosition.x, wpl.ptMinPosition.y, GetSystemMetrics(SM_CXICON), GetSystemMetrics(SM_CYICON) ); swpFlags |= SWP_NOCOPYBITS; break; case SW_MAXIMIZE: old_style = GetWindowLongW( hwnd, GWL_STYLE ); if ((old_style & WS_MAXIMIZE) && (old_style & WS_VISIBLE)) return SWP_NOSIZE | SWP_NOMOVE; WINPOS_GetMinMaxInfo( hwnd, &size, &wpl.ptMaxPosition, NULL, NULL ); old_style = WIN_SetStyle( hwnd, WS_MAXIMIZE, WS_MINIMIZE ); if (old_style & WS_MINIMIZE) WINPOS_ShowIconTitle( hwnd, FALSE ); if (!(old_style & WS_MAXIMIZE)) swpFlags |= SWP_STATECHANGED; SetRect( rect, wpl.ptMaxPosition.x, wpl.ptMaxPosition.y, size.x, size.y ); break; case SW_SHOWNOACTIVATE: case SW_SHOWNORMAL: case SW_RESTORE: old_style = WIN_SetStyle( hwnd, 0, WS_MINIMIZE | WS_MAXIMIZE ); if (old_style & WS_MINIMIZE) { BOOL restore_max; WINPOS_ShowIconTitle( hwnd, FALSE ); if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0; restore_max = (wndPtr->flags & WIN_RESTORE_MAX) != 0; WIN_ReleasePtr( wndPtr ); if (restore_max) { /* Restore to maximized position */ WINPOS_GetMinMaxInfo( hwnd, &size, &wpl.ptMaxPosition, NULL, NULL); WIN_SetStyle( hwnd, WS_MAXIMIZE, 0 ); swpFlags |= SWP_STATECHANGED; SetRect( rect, wpl.ptMaxPosition.x, wpl.ptMaxPosition.y, size.x, size.y ); break; } } else if (!(old_style & WS_MAXIMIZE)) break; swpFlags |= SWP_STATECHANGED; /* Restore to normal position */ *rect = wpl.rcNormalPosition; rect->right -= rect->left; rect->bottom -= rect->top; break; } return swpFlags; } /*********************************************************************** * show_window * * Implementation of ShowWindow and ShowWindowAsync. */ static BOOL show_window( HWND hwnd, INT cmd ) { WND *wndPtr; HWND parent; LONG style = GetWindowLongW( hwnd, GWL_STYLE ); BOOL wasVisible = (style & WS_VISIBLE) != 0; BOOL showFlag = TRUE; RECT newPos = {0, 0, 0, 0}; UINT swp = 0; TRACE("hwnd=%p, cmd=%d, wasVisible %d\n", hwnd, cmd, wasVisible); switch(cmd) { case SW_HIDE: if (!wasVisible) return FALSE; showFlag = FALSE; swp |= SWP_HIDEWINDOW | SWP_NOSIZE | SWP_NOMOVE; if (style & WS_CHILD) swp |= SWP_NOACTIVATE | SWP_NOZORDER; break; case SW_SHOWMINNOACTIVE: swp |= SWP_NOACTIVATE | SWP_NOZORDER; /* fall through */ case SW_MINIMIZE: case SW_FORCEMINIMIZE: /* FIXME: Does not work if thread is hung. */ if (style & WS_CHILD) swp |= SWP_NOACTIVATE | SWP_NOZORDER; /* fall through */ case SW_SHOWMINIMIZED: swp |= SWP_SHOWWINDOW | SWP_FRAMECHANGED; swp |= WINPOS_MinMaximize( hwnd, cmd, &newPos ); if ((style & WS_MINIMIZE) && wasVisible) return TRUE; break; case SW_SHOWMAXIMIZED: /* same as SW_MAXIMIZE */ if (!wasVisible) swp |= SWP_SHOWWINDOW; swp |= SWP_FRAMECHANGED; swp |= WINPOS_MinMaximize( hwnd, SW_MAXIMIZE, &newPos ); if ((style & WS_MAXIMIZE) && wasVisible) return TRUE; 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 (wasVisible) return TRUE; 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 (!wasVisible) swp |= SWP_SHOWWINDOW; if (style & (WS_MINIMIZE | WS_MAXIMIZE)) { swp |= SWP_FRAMECHANGED; swp |= WINPOS_MinMaximize( hwnd, cmd, &newPos ); } else { if (wasVisible) return TRUE; swp |= SWP_NOSIZE | SWP_NOMOVE; } if (style & WS_CHILD && !(swp & SWP_STATECHANGED)) swp |= SWP_NOACTIVATE | SWP_NOZORDER; break; default: return wasVisible; } if ((showFlag != wasVisible || cmd == SW_SHOWNA) && cmd != SW_SHOWMAXIMIZED && !(swp & SWP_STATECHANGED)) { SendMessageW( hwnd, WM_SHOWWINDOW, showFlag, 0 ); if (!IsWindow( hwnd )) return wasVisible; } parent = GetAncestor( hwnd, GA_PARENT ); if (parent && !IsWindowVisible( parent ) && !(swp & SWP_STATECHANGED)) { /* if parent is not visible simply toggle WS_VISIBLE and return */ if (showFlag) WIN_SetStyle( hwnd, WS_VISIBLE, 0 ); else WIN_SetStyle( hwnd, 0, WS_VISIBLE ); } else SetWindowPos( hwnd, HWND_TOP, newPos.left, newPos.top, newPos.right, newPos.bottom, LOWORD(swp) ); if (cmd == SW_HIDE) { HWND hFocus; WINPOS_ShowIconTitle( hwnd, FALSE ); /* 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 == GetActiveWindow()) WINPOS_ActivateOtherWindow(hwnd); /* Revert focus to parent */ hFocus = GetFocus(); if (hwnd == hFocus || IsChild(hwnd, hFocus)) { HWND parent = GetAncestor(hwnd, GA_PARENT); if (parent == GetDesktopWindow()) parent = 0; SetFocus(parent); } } if (IsIconic(hwnd)) WINPOS_ShowIconTitle( hwnd, TRUE ); if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return wasVisible; if (wndPtr->flags & WIN_NEED_SIZE) { /* should happen only in CreateWindowEx() */ int wParam = SIZE_RESTORED; RECT client = wndPtr->rectClient; wndPtr->flags &= ~WIN_NEED_SIZE; if (wndPtr->dwStyle & WS_MAXIMIZE) wParam = SIZE_MAXIMIZED; else if (wndPtr->dwStyle & WS_MINIMIZE) wParam = SIZE_MINIMIZED; WIN_ReleasePtr( wndPtr ); SendMessageW( hwnd, WM_SIZE, wParam, MAKELONG( client.right - client.left, client.bottom - client.top )); SendMessageW( hwnd, WM_MOVE, 0, MAKELONG( client.left, client.top )); } else WIN_ReleasePtr( wndPtr ); /* if previous state was minimized Windows sets focus to the window */ if (style & WS_MINIMIZE) SetFocus( hwnd ); return wasVisible; } /*********************************************************************** * ShowWindowAsync (USER32.@) * * doesn't wait; returns immediately. * used by threads to toggle windows in other (possibly hanging) threads */ BOOL WINAPI ShowWindowAsync( HWND hwnd, INT cmd ) { HWND full_handle; if (is_broadcast(hwnd)) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } if ((full_handle = WIN_IsCurrentThread( hwnd ))) return show_window( full_handle, cmd ); return SendNotifyMessageW( hwnd, WM_WINE_SHOWWINDOW, cmd, 0 ); } /*********************************************************************** * ShowWindow (USER32.@) */ BOOL WINAPI ShowWindow( HWND hwnd, INT cmd ) { HWND full_handle; if (is_broadcast(hwnd)) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } if ((full_handle = WIN_IsCurrentThread( hwnd ))) return show_window( full_handle, cmd ); return SendMessageW( hwnd, WM_WINE_SHOWWINDOW, cmd, 0 ); } /*********************************************************************** * GetInternalWindowPos (USER32.@) */ UINT WINAPI GetInternalWindowPos( HWND hwnd, LPRECT rectWnd, LPPOINT ptIcon ) { WINDOWPLACEMENT wndpl; if (GetWindowPlacement( hwnd, &wndpl )) { if (rectWnd) *rectWnd = wndpl.rcNormalPosition; if (ptIcon) *ptIcon = wndpl.ptMinPosition; return wndpl.showCmd; } return 0; } /*********************************************************************** * GetWindowPlacement (USER32.@) * * Win95: * Fails if wndpl->length of Win95 (!) apps is invalid. */ BOOL WINAPI GetWindowPlacement( HWND hwnd, WINDOWPLACEMENT *wndpl ) { WND *pWnd = WIN_GetPtr( hwnd ); if (!pWnd || pWnd == WND_DESKTOP) return FALSE; if (pWnd == WND_OTHER_PROCESS) { if (IsWindow( hwnd )) FIXME( "not supported on other process window %p\n", hwnd ); return FALSE; } WINPOS_InitPlacement( pWnd ); wndpl->length = sizeof(*wndpl); if( pWnd->dwStyle & WS_MINIMIZE ) wndpl->showCmd = SW_SHOWMINIMIZED; else wndpl->showCmd = ( pWnd->dwStyle & WS_MAXIMIZE ) ? SW_SHOWMAXIMIZED : SW_SHOWNORMAL ; if( pWnd->flags & WIN_RESTORE_MAX ) wndpl->flags = WPF_RESTORETOMAXIMIZED; else wndpl->flags = 0; wndpl->ptMinPosition = pWnd->min_pos; wndpl->ptMaxPosition = pWnd->max_pos; wndpl->rcNormalPosition = pWnd->normal_rect; WIN_ReleasePtr( pWnd ); TRACE( "%p: returning min %d,%d max %d,%d normal %s\n", hwnd, wndpl->ptMinPosition.x, wndpl->ptMinPosition.y, wndpl->ptMaxPosition.x, wndpl->ptMaxPosition.y, wine_dbgstr_rect(&wndpl->rcNormalPosition) ); return TRUE; } /* make sure the specified rect is visible on screen */ static void make_rect_onscreen( RECT *rect ) { MONITORINFO info; HMONITOR monitor = MonitorFromRect( rect, MONITOR_DEFAULTTONEAREST ); info.cbSize = sizeof(info); if (!monitor || !GetMonitorInfoW( monitor, &info )) return; /* FIXME: map coordinates from rcWork to rcMonitor */ if (rect->right <= info.rcWork.left) { rect->right += info.rcWork.left - rect->left; rect->left = info.rcWork.left; } else if (rect->left >= info.rcWork.right) { rect->left += info.rcWork.right - rect->right; rect->right = info.rcWork.right; } if (rect->bottom <= info.rcWork.top) { rect->bottom += info.rcWork.top - rect->top; rect->top = info.rcWork.top; } else if (rect->top >= info.rcWork.bottom) { rect->top += info.rcWork.bottom - rect->bottom; rect->bottom = info.rcWork.bottom; } } /* make sure the specified point is visible on screen */ static void make_point_onscreen( POINT *pt ) { RECT rect; SetRect( &rect, pt->x, pt->y, pt->x + 1, pt->y + 1 ); make_rect_onscreen( &rect ); pt->x = rect.left; pt->y = rect.top; } /*********************************************************************** * WINPOS_SetPlacement */ static BOOL WINPOS_SetPlacement( HWND hwnd, const WINDOWPLACEMENT *wndpl, UINT flags ) { DWORD style; WND *pWnd = WIN_GetPtr( hwnd ); WINDOWPLACEMENT wp = *wndpl; if (flags & PLACE_MIN) make_point_onscreen( &wp.ptMinPosition ); if (flags & PLACE_MAX) make_point_onscreen( &wp.ptMaxPosition ); if (flags & PLACE_RECT) make_rect_onscreen( &wp.rcNormalPosition ); TRACE( "%p: setting min %d,%d max %d,%d normal %s flags %x ajusted to min %d,%d max %d,%d normal %s\n", hwnd, wndpl->ptMinPosition.x, wndpl->ptMinPosition.y, wndpl->ptMaxPosition.x, wndpl->ptMaxPosition.y, wine_dbgstr_rect(&wndpl->rcNormalPosition), flags, wp.ptMinPosition.x, wp.ptMinPosition.y, wp.ptMaxPosition.x, wp.ptMaxPosition.y, wine_dbgstr_rect(&wp.rcNormalPosition) ); if (!pWnd || pWnd == WND_OTHER_PROCESS || pWnd == WND_DESKTOP) return FALSE; if( flags & PLACE_MIN ) pWnd->min_pos = wp.ptMinPosition; if( flags & PLACE_MAX ) pWnd->max_pos = wp.ptMaxPosition; if( flags & PLACE_RECT) pWnd->normal_rect = wp.rcNormalPosition; style = pWnd->dwStyle; WIN_ReleasePtr( pWnd ); if( style & WS_MINIMIZE ) { if (flags & PLACE_MIN) { WINPOS_ShowIconTitle( hwnd, FALSE ); SetWindowPos( hwnd, 0, wp.ptMinPosition.x, wp.ptMinPosition.y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE ); } } else if( style & WS_MAXIMIZE ) { if (flags & PLACE_MAX) SetWindowPos( hwnd, 0, wp.ptMaxPosition.x, wp.ptMaxPosition.y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE ); } else if( flags & PLACE_RECT ) SetWindowPos( hwnd, 0, wp.rcNormalPosition.left, wp.rcNormalPosition.top, wp.rcNormalPosition.right - wp.rcNormalPosition.left, wp.rcNormalPosition.bottom - wp.rcNormalPosition.top, SWP_NOZORDER | SWP_NOACTIVATE ); ShowWindow( hwnd, wndpl->showCmd ); if (IsIconic( hwnd )) { if (GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE) WINPOS_ShowIconTitle( hwnd, TRUE ); /* SDK: ...valid only the next time... */ if( wndpl->flags & WPF_RESTORETOMAXIMIZED ) { pWnd = WIN_GetPtr( hwnd ); if (pWnd && pWnd != WND_OTHER_PROCESS) { pWnd->flags |= WIN_RESTORE_MAX; WIN_ReleasePtr( pWnd ); } } } return TRUE; } /*********************************************************************** * SetWindowPlacement (USER32.@) * * Win95: * Fails if wndpl->length of Win95 (!) apps is invalid. */ BOOL WINAPI SetWindowPlacement( HWND hwnd, const WINDOWPLACEMENT *wpl ) { UINT flags = PLACE_MAX | PLACE_RECT; if (!wpl) return FALSE; if (wpl->flags & WPF_SETMINPOSITION) flags |= PLACE_MIN; return WINPOS_SetPlacement( hwnd, wpl, flags ); } /*********************************************************************** * AnimateWindow (USER32.@) * Shows/Hides a window with an animation * NO ANIMATION YET */ BOOL WINAPI AnimateWindow(HWND hwnd, DWORD dwTime, DWORD dwFlags) { FIXME("partial stub\n"); /* If trying to show/hide and it's already * * shown/hidden or invalid window, fail with * * invalid parameter */ if(!IsWindow(hwnd) || (IsWindowVisible(hwnd) && !(dwFlags & AW_HIDE)) || (!IsWindowVisible(hwnd) && (dwFlags & AW_HIDE))) { SetLastError(ERROR_INVALID_PARAMETER); return FALSE; } ShowWindow(hwnd, (dwFlags & AW_HIDE) ? SW_HIDE : ((dwFlags & AW_ACTIVATE) ? SW_SHOW : SW_SHOWNA)); return TRUE; } /*********************************************************************** * SetInternalWindowPos (USER32.@) */ void WINAPI SetInternalWindowPos( HWND hwnd, UINT showCmd, LPRECT rect, LPPOINT pt ) { WINDOWPLACEMENT wndpl; UINT flags; wndpl.length = sizeof(wndpl); wndpl.showCmd = showCmd; wndpl.flags = flags = 0; if( pt ) { flags |= PLACE_MIN; wndpl.flags |= WPF_SETMINPOSITION; wndpl.ptMinPosition = *pt; } if( rect ) { flags |= PLACE_RECT; wndpl.rcNormalPosition = *rect; } WINPOS_SetPlacement( hwnd, &wndpl, flags ); } /******************************************************************* * 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 = GetWindowLongW( hwnd, GWL_STYLE ); if (!(style & WS_VISIBLE)) return FALSE; if ((style & (WS_POPUP|WS_CHILD)) == WS_CHILD) return FALSE; return !(style & WS_DISABLED); } /******************************************************************* * WINPOS_ActivateOtherWindow * * Activates window other than pWnd. */ void WINPOS_ActivateOtherWindow(HWND hwnd) { HWND hwndTo, fg; if ((GetWindowLongW( hwnd, GWL_STYLE ) & WS_POPUP) && (hwndTo = GetWindow( hwnd, GW_OWNER ))) { hwndTo = GetAncestor( hwndTo, GA_ROOT ); if (can_activate_window( hwndTo )) goto done; } hwndTo = hwnd; for (;;) { if (!(hwndTo = GetWindow( hwndTo, GW_HWNDNEXT ))) break; if (can_activate_window( hwndTo )) break; } done: fg = GetForegroundWindow(); TRACE("win = %p fg = %p\n", hwndTo, fg); if (!fg || (hwnd == fg)) { if (SetForegroundWindow( hwndTo )) return; } if (!SetActiveWindow( hwndTo )) SetActiveWindow(0); } /*********************************************************************** * WINPOS_HandleWindowPosChanging * * Default handling for a WM_WINDOWPOSCHANGING. Called from DefWindowProc(). */ LONG WINPOS_HandleWindowPosChanging( HWND hwnd, WINDOWPOS *winpos ) { POINT minTrack, maxTrack; LONG style = GetWindowLongW( hwnd, GWL_STYLE ); if (winpos->flags & SWP_NOSIZE) return 0; if ((style & WS_THICKFRAME) || ((style & (WS_POPUP | WS_CHILD)) == 0)) { WINPOS_GetMinMaxInfo( hwnd, NULL, NULL, &minTrack, &maxTrack ); if (winpos->cx > maxTrack.x) winpos->cx = maxTrack.x; if (winpos->cy > maxTrack.y) winpos->cy = maxTrack.y; if (!(style & WS_MINIMIZE)) { if (winpos->cx < minTrack.x ) winpos->cx = minTrack.x; if (winpos->cy < minTrack.y ) winpos->cy = minTrack.y; } } return 0; } /*********************************************************************** * dump_winpos_flags */ static void dump_winpos_flags(UINT flags) { 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"); #define 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) if(flags & ~DUMPED_FLAGS) TRACE(" %08x", flags & ~DUMPED_FLAGS); TRACE("\n"); #undef DUMPED_FLAGS } /*********************************************************************** * SWP_DoWinPosChanging */ static BOOL SWP_DoWinPosChanging( WINDOWPOS* pWinpos, RECT* pNewWindowRect, RECT* pNewClientRect ) { WND *wndPtr; /* Send WM_WINDOWPOSCHANGING message */ if (!(pWinpos->flags & SWP_NOSENDCHANGING)) SendMessageW( pWinpos->hwnd, WM_WINDOWPOSCHANGING, 0, (LPARAM)pWinpos ); if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) || wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP) return FALSE; /* Calculate new position and size */ *pNewWindowRect = wndPtr->rectWindow; *pNewClientRect = (wndPtr->dwStyle & WS_MINIMIZE) ? wndPtr->rectWindow : wndPtr->rectClient; if (!(pWinpos->flags & SWP_NOSIZE)) { pNewWindowRect->right = pNewWindowRect->left + pWinpos->cx; pNewWindowRect->bottom = pNewWindowRect->top + pWinpos->cy; } if (!(pWinpos->flags & SWP_NOMOVE)) { pNewWindowRect->left = pWinpos->x; pNewWindowRect->top = pWinpos->y; pNewWindowRect->right += pWinpos->x - wndPtr->rectWindow.left; pNewWindowRect->bottom += pWinpos->y - wndPtr->rectWindow.top; OffsetRect( pNewClientRect, pWinpos->x - wndPtr->rectWindow.left, pWinpos->y - wndPtr->rectWindow.top ); } pWinpos->flags |= SWP_NOCLIENTMOVE | SWP_NOCLIENTSIZE; TRACE( "hwnd %p, after %p, swp %d,%d %dx%d flags %08x\n", pWinpos->hwnd, pWinpos->hwndInsertAfter, pWinpos->x, pWinpos->y, pWinpos->cx, pWinpos->cy, pWinpos->flags ); TRACE( "current %s style %08x new %s\n", wine_dbgstr_rect( &wndPtr->rectWindow ), wndPtr->dwStyle, wine_dbgstr_rect( pNewWindowRect )); WIN_ReleasePtr( wndPtr ); 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 (!IntersectRect( &valid[0], &valid[0], new_client ) || !IntersectRect( &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; } } /*********************************************************************** * SWP_DoOwnedPopups * * 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_DoOwnedPopups(HWND hwnd, HWND hwndInsertAfter) { LONG style = GetWindowLongW( hwnd, GWL_STYLE ); HWND owner, *list = NULL; unsigned int i; TRACE("(%p) hInsertAfter = %p\n", hwnd, hwndInsertAfter ); if ((style & WS_POPUP) && (owner = GetWindow( hwnd, GW_OWNER ))) { /* make sure this popup stays above the owner */ if (hwndInsertAfter != HWND_TOP && hwndInsertAfter != HWND_TOPMOST) { if (!(list = WIN_ListChildren( GetDesktopWindow() ))) return hwndInsertAfter; for (i = 0; list[i]; i++) { if (list[i] == owner) { if (i > 0) hwndInsertAfter = list[i-1]; else hwndInsertAfter = HWND_TOP; break; } if (hwndInsertAfter == HWND_NOTOPMOST) { if (!(GetWindowLongW( list[i], GWL_EXSTYLE ) & WS_EX_TOPMOST)) break; } else if (list[i] == hwndInsertAfter) break; } } } else if (style & WS_CHILD) return hwndInsertAfter; if (hwndInsertAfter == HWND_BOTTOM) goto done; if (!list && !(list = WIN_ListChildren( GetDesktopWindow() ))) goto done; i = 0; if (hwndInsertAfter == HWND_TOP || hwndInsertAfter == HWND_NOTOPMOST) { if (hwndInsertAfter == HWND_NOTOPMOST || !(GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_TOPMOST)) { /* skip all the topmost windows */ while (list[i] && (GetWindowLongW( list[i], GWL_EXSTYLE ) & WS_EX_TOPMOST)) i++; } } else if (hwndInsertAfter != HWND_TOPMOST) { /* skip windows that are already placed correctly */ for (i = 0; list[i]; i++) { if (list[i] == hwndInsertAfter) 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 (!(GetWindowLongW( list[i], GWL_STYLE ) & WS_POPUP)) continue; if (GetWindow( list[i], GW_OWNER ) != hwnd) continue; TRACE( "moving %p owned by %p after %p\n", list[i], hwnd, hwndInsertAfter ); SetWindowPos( list[i], hwndInsertAfter, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOSENDCHANGING | SWP_DEFERERASE ); hwndInsertAfter = list[i]; } done: HeapFree( GetProcessHeap(), 0, list ); return hwndInsertAfter; } /*********************************************************************** * SWP_DoNCCalcSize */ static UINT SWP_DoNCCalcSize( WINDOWPOS* pWinpos, const RECT* pNewWindowRect, RECT* pNewClientRect, RECT *validRects ) { UINT wvrFlags = 0; WND *wndPtr; if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0; /* Send WM_NCCALCSIZE message to get new client area */ if( (pWinpos->flags & (SWP_FRAMECHANGED | SWP_NOSIZE)) != SWP_NOSIZE ) { NCCALCSIZE_PARAMS params; WINDOWPOS winposCopy; params.rgrc[0] = *pNewWindowRect; params.rgrc[1] = wndPtr->rectWindow; params.rgrc[2] = wndPtr->rectClient; params.lppos = &winposCopy; winposCopy = *pWinpos; WIN_ReleasePtr( wndPtr ); wvrFlags = SendMessageW( pWinpos->hwnd, WM_NCCALCSIZE, TRUE, (LPARAM)¶ms ); *pNewClientRect = params.rgrc[0]; if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0; TRACE( "hwnd %p old win %s old client %s new win %s new client %s\n", pWinpos->hwnd, wine_dbgstr_rect(&wndPtr->rectWindow), wine_dbgstr_rect(&wndPtr->rectClient), wine_dbgstr_rect(pNewWindowRect), wine_dbgstr_rect(pNewClientRect) ); if( pNewClientRect->left != wndPtr->rectClient.left || pNewClientRect->top != wndPtr->rectClient.top ) pWinpos->flags &= ~SWP_NOCLIENTMOVE; if( (pNewClientRect->right - pNewClientRect->left != wndPtr->rectClient.right - wndPtr->rectClient.left)) pWinpos->flags &= ~SWP_NOCLIENTSIZE; else wvrFlags &= ~WVR_HREDRAW; if (pNewClientRect->bottom - pNewClientRect->top != wndPtr->rectClient.bottom - wndPtr->rectClient.top) pWinpos->flags &= ~SWP_NOCLIENTSIZE; else wvrFlags &= ~WVR_VREDRAW; validRects[0] = params.rgrc[1]; validRects[1] = params.rgrc[2]; } else { if (!(pWinpos->flags & SWP_NOMOVE) && (pNewClientRect->left != wndPtr->rectClient.left || pNewClientRect->top != wndPtr->rectClient.top)) pWinpos->flags &= ~SWP_NOCLIENTMOVE; } if (pWinpos->flags & (SWP_NOCOPYBITS | SWP_NOREDRAW | SWP_SHOWWINDOW | SWP_HIDEWINDOW)) { SetRectEmpty( &validRects[0] ); SetRectEmpty( &validRects[1] ); } else get_valid_rects( &wndPtr->rectClient, pNewClientRect, wvrFlags, validRects ); WIN_ReleasePtr( wndPtr ); return wvrFlags; } /* fix redundant flags and values in the WINDOWPOS structure */ static BOOL fixup_flags( WINDOWPOS *winpos ) { HWND parent; WND *wndPtr = WIN_GetPtr( winpos->hwnd ); BOOL ret = TRUE; if (!wndPtr || wndPtr == WND_OTHER_PROCESS) { SetLastError( ERROR_INVALID_WINDOW_HANDLE ); return FALSE; } winpos->hwnd = wndPtr->hwndSelf; /* 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 = GetAncestor( winpos->hwnd, GA_PARENT ); if (!IsWindowVisible( parent )) winpos->flags |= SWP_NOREDRAW; if (wndPtr->dwStyle & WS_VISIBLE) winpos->flags &= ~SWP_SHOWWINDOW; else { winpos->flags &= ~SWP_HIDEWINDOW; if (!(winpos->flags & SWP_SHOWWINDOW)) winpos->flags |= SWP_NOREDRAW; } if ((wndPtr->rectWindow.right - wndPtr->rectWindow.left == winpos->cx) && (wndPtr->rectWindow.bottom - wndPtr->rectWindow.top == winpos->cy)) winpos->flags |= SWP_NOSIZE; /* Already the right size */ if ((wndPtr->rectWindow.left == winpos->x) && (wndPtr->rectWindow.top == winpos->y)) winpos->flags |= SWP_NOMOVE; /* Already the right position */ if ((wndPtr->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; /* fix sign extension */ if (winpos->hwndInsertAfter == (HWND)0xffff) winpos->hwndInsertAfter = HWND_TOPMOST; else if (winpos->hwndInsertAfter == (HWND)0xfffe) winpos->hwndInsertAfter = HWND_NOTOPMOST; /* hwndInsertAfter must be a sibling of the window */ if (winpos->hwndInsertAfter == HWND_TOP) { if (GetWindow(winpos->hwnd, GW_HWNDFIRST) == winpos->hwnd) winpos->flags |= SWP_NOZORDER; } else if (winpos->hwndInsertAfter == HWND_BOTTOM) { if (!(wndPtr->dwExStyle & WS_EX_TOPMOST) && GetWindow(winpos->hwnd, GW_HWNDLAST) == winpos->hwnd) winpos->flags |= SWP_NOZORDER; } else if (winpos->hwndInsertAfter == HWND_TOPMOST) { if ((wndPtr->dwExStyle & WS_EX_TOPMOST) && GetWindow(winpos->hwnd, GW_HWNDFIRST) == winpos->hwnd) winpos->flags |= SWP_NOZORDER; } else if (winpos->hwndInsertAfter == HWND_NOTOPMOST) { if (!(wndPtr->dwExStyle & WS_EX_TOPMOST)) winpos->flags |= SWP_NOZORDER; } else { if (GetAncestor( winpos->hwndInsertAfter, GA_PARENT ) != parent) ret = FALSE; else { /* don't need to change the Zorder of hwnd if it's already inserted * after hwndInsertAfter or when inserting hwnd after itself. */ if ((winpos->hwnd == winpos->hwndInsertAfter) || (winpos->hwnd == GetWindow( winpos->hwndInsertAfter, GW_HWNDNEXT ))) winpos->flags |= SWP_NOZORDER; } } done: WIN_ReleasePtr( wndPtr ); return ret; } /*********************************************************************** * set_window_pos * * Backend implementation of SetWindowPos. */ BOOL set_window_pos( HWND hwnd, HWND insert_after, UINT swp_flags, const RECT *window_rect, const RECT *client_rect, const RECT *valid_rects ) { WND *win; BOOL ret; RECT visible_rect, old_window_rect; DWORD new_style; if (!(win = WIN_GetPtr( hwnd ))) return FALSE; if (win == WND_DESKTOP || win == WND_OTHER_PROCESS) return FALSE; old_window_rect = win->rectWindow; SERVER_START_REQ( set_window_pos ) { req->handle = hwnd; req->previous = insert_after; req->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 (!IsRectEmpty( &valid_rects[0] )) wine_server_add_data( req, valid_rects, 2 * sizeof(*valid_rects) ); if ((ret = !wine_server_call( req ))) { win->dwStyle = reply->new_style; win->dwExStyle = reply->new_ex_style; win->rectWindow = *window_rect; win->rectClient = *client_rect; visible_rect.left = reply->visible.left; visible_rect.top = reply->visible.top; visible_rect.right = reply->visible.right; visible_rect.bottom = reply->visible.bottom; } } SERVER_END_REQ; new_style = win->dwStyle; WIN_ReleasePtr( win ); if (ret) { USER_Driver->pSetWindowPos( hwnd, insert_after, swp_flags, window_rect, client_rect, &visible_rect, valid_rects ); if ((((swp_flags & SWP_AGG_NOPOSCHANGE) != SWP_AGG_NOPOSCHANGE) && (new_style & WS_VISIBLE)) || (swp_flags & (SWP_HIDEWINDOW | SWP_SHOWWINDOW))) invalidate_dce( hwnd, &old_window_rect ); } return ret; } /*********************************************************************** * USER_SetWindowPos * * User32 internal function */ BOOL USER_SetWindowPos( WINDOWPOS * winpos ) { RECT newWindowRect, newClientRect, valid_rects[2]; UINT orig_flags; orig_flags = winpos->flags; /* First 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; } if (!SWP_DoWinPosChanging( winpos, &newWindowRect, &newClientRect )) return FALSE; /* Fix redundant flags */ if (!fixup_flags( winpos )) return FALSE; if((winpos->flags & (SWP_NOZORDER | SWP_HIDEWINDOW | SWP_SHOWWINDOW)) != SWP_NOZORDER) { if (GetAncestor( winpos->hwnd, GA_PARENT ) == GetDesktopWindow()) winpos->hwndInsertAfter = SWP_DoOwnedPopups( winpos->hwnd, winpos->hwndInsertAfter ); } /* Common operations */ SWP_DoNCCalcSize( winpos, &newWindowRect, &newClientRect, valid_rects ); if (!set_window_pos( winpos->hwnd, winpos->hwndInsertAfter, winpos->flags, &newWindowRect, &newClientRect, valid_rects )) return FALSE; /* erase parent when hiding or resizing child */ if (!(orig_flags & SWP_DEFERERASE) && ((orig_flags & SWP_HIDEWINDOW) || (!(orig_flags & SWP_SHOWWINDOW) && (winpos->flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOGEOMETRYCHANGE))) { HWND parent = GetAncestor( winpos->hwnd, GA_PARENT ); if (!parent || parent == GetDesktopWindow()) parent = winpos->hwnd; erase_now( parent, 0 ); } if( winpos->flags & SWP_HIDEWINDOW ) HideCaret(winpos->hwnd); else if (winpos->flags & SWP_SHOWWINDOW) ShowCaret(winpos->hwnd); if (!(winpos->flags & (SWP_NOACTIVATE|SWP_HIDEWINDOW))) { /* child windows get WM_CHILDACTIVATE message */ if ((GetWindowLongW( winpos->hwnd, GWL_STYLE ) & (WS_CHILD | WS_POPUP)) == WS_CHILD) SendMessageW( winpos->hwnd, WM_CHILDACTIVATE, 0, 0 ); else SetForegroundWindow( winpos->hwnd ); } /* 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)) { /* WM_WINDOWPOSCHANGED is sent even if SWP_NOSENDCHANGING is set and always contains final window position. */ winpos->x = newWindowRect.left; winpos->y = newWindowRect.top; winpos->cx = newWindowRect.right - newWindowRect.left; winpos->cy = newWindowRect.bottom - newWindowRect.top; SendMessageW( winpos->hwnd, WM_WINDOWPOSCHANGED, 0, (LPARAM)winpos ); } return TRUE; } /*********************************************************************** * SetWindowPos (USER32.@) */ BOOL WINAPI SetWindowPos( HWND hwnd, HWND hwndInsertAfter, 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, hwndInsertAfter, 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 = WIN_GetFullHandle(hwnd); winpos.hwndInsertAfter = WIN_GetFullHandle(hwndInsertAfter); winpos.x = x; winpos.y = y; winpos.cx = cx; winpos.cy = cy; winpos.flags = flags; if (WIN_IsCurrentThread( hwnd )) return USER_SetWindowPos(&winpos); return SendMessageW( winpos.hwnd, WM_WINE_SETWINDOWPOS, 0, (LPARAM)&winpos ); } /*********************************************************************** * BeginDeferWindowPos (USER32.@) */ HDWP WINAPI BeginDeferWindowPos( INT count ) { HDWP handle; DWP *pDWP; 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; handle = USER_HEAP_ALLOC( sizeof(DWP) + (count-1)*sizeof(WINDOWPOS) ); if (!handle) return 0; pDWP = (DWP *) USER_HEAP_LIN_ADDR( handle ); pDWP->actualCount = 0; pDWP->suggestedCount = count; pDWP->valid = TRUE; pDWP->wMagic = DWP_MAGIC; pDWP->hwndParent = 0; TRACE("returning hdwp %p\n", handle); return handle; } /*********************************************************************** * DeferWindowPos (USER32.@) */ HDWP WINAPI DeferWindowPos( HDWP hdwp, HWND hwnd, HWND hwndAfter, INT x, INT y, INT cx, INT cy, UINT flags ) { DWP *pDWP; int i; HDWP newhdwp = hdwp,retvalue; TRACE("hdwp %p, hwnd %p, after %p, %d,%d (%dx%d), flags %08x\n", hdwp, hwnd, hwndAfter, x, y, cx, cy, flags); hwnd = WIN_GetFullHandle( hwnd ); if (hwnd == GetDesktopWindow()) return 0; if (!(pDWP = USER_HEAP_LIN_ADDR( hdwp ))) return 0; USER_Lock(); for (i = 0; i < pDWP->actualCount; i++) { if (pDWP->winPos[i].hwnd == hwnd) { /* Merge with the other changes */ if (!(flags & SWP_NOZORDER)) { pDWP->winPos[i].hwndInsertAfter = WIN_GetFullHandle(hwndAfter); } if (!(flags & SWP_NOMOVE)) { pDWP->winPos[i].x = x; pDWP->winPos[i].y = y; } if (!(flags & SWP_NOSIZE)) { pDWP->winPos[i].cx = cx; pDWP->winPos[i].cy = cy; } pDWP->winPos[i].flags &= flags | ~(SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOREDRAW | SWP_NOACTIVATE | SWP_NOCOPYBITS| SWP_NOOWNERZORDER); pDWP->winPos[i].flags |= flags & (SWP_SHOWWINDOW | SWP_HIDEWINDOW | SWP_FRAMECHANGED); retvalue = hdwp; goto END; } } if (pDWP->actualCount >= pDWP->suggestedCount) { newhdwp = USER_HEAP_REALLOC( hdwp, sizeof(DWP) + pDWP->suggestedCount*sizeof(WINDOWPOS) ); if (!newhdwp) { retvalue = 0; goto END; } pDWP = (DWP *) USER_HEAP_LIN_ADDR( newhdwp ); pDWP->suggestedCount++; } pDWP->winPos[pDWP->actualCount].hwnd = hwnd; pDWP->winPos[pDWP->actualCount].hwndInsertAfter = hwndAfter; pDWP->winPos[pDWP->actualCount].x = x; pDWP->winPos[pDWP->actualCount].y = y; pDWP->winPos[pDWP->actualCount].cx = cx; pDWP->winPos[pDWP->actualCount].cy = cy; pDWP->winPos[pDWP->actualCount].flags = flags; pDWP->actualCount++; retvalue = newhdwp; END: USER_Unlock(); return retvalue; } /*********************************************************************** * EndDeferWindowPos (USER32.@) */ BOOL WINAPI EndDeferWindowPos( HDWP hdwp ) { DWP *pDWP; WINDOWPOS *winpos; BOOL res = TRUE; int i; TRACE("%p\n", hdwp); pDWP = (DWP *) USER_HEAP_LIN_ADDR( hdwp ); if (!pDWP) return FALSE; for (i = 0, winpos = pDWP->winPos; i < pDWP->actualCount; 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 (!(res = USER_SetWindowPos( winpos ))) break; } USER_HEAP_FREE( hdwp ); return res; } /*********************************************************************** * ArrangeIconicWindows (USER32.@) */ UINT WINAPI ArrangeIconicWindows( HWND parent ) { RECT rectParent; HWND hwndChild; INT x, y, xspacing, yspacing; GetClientRect( parent, &rectParent ); x = rectParent.left; y = rectParent.bottom; xspacing = GetSystemMetrics(SM_CXICONSPACING); yspacing = GetSystemMetrics(SM_CYICONSPACING); hwndChild = GetWindow( parent, GW_CHILD ); while (hwndChild) { if( IsIconic( hwndChild ) ) { WINPOS_ShowIconTitle( hwndChild, FALSE ); SetWindowPos( hwndChild, 0, x + (xspacing - GetSystemMetrics(SM_CXICON)) / 2, y - yspacing - GetSystemMetrics(SM_CYICON)/2, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE ); if( IsWindow(hwndChild) ) WINPOS_ShowIconTitle(hwndChild , TRUE ); if (x <= rectParent.right - xspacing) x += xspacing; else { x = rectParent.left; y -= yspacing; } } hwndChild = GetWindow( hwndChild, GW_HWNDNEXT ); } return yspacing; } /*********************************************************************** * draw_moving_frame * * Draw the frame used when moving or resizing window. */ static void draw_moving_frame( HDC hdc, RECT *rect, BOOL thickframe ) { if (thickframe) { const int width = GetSystemMetrics(SM_CXFRAME); const int height = GetSystemMetrics(SM_CYFRAME); HBRUSH hbrush = SelectObject( hdc, GetStockObject( GRAY_BRUSH ) ); PatBlt( hdc, rect->left, rect->top, rect->right - rect->left - width, height, PATINVERT ); PatBlt( hdc, rect->left, rect->top + height, width, rect->bottom - rect->top - height, PATINVERT ); PatBlt( hdc, rect->left + width, rect->bottom - 1, rect->right - rect->left - width, -height, PATINVERT ); PatBlt( hdc, rect->right - 1, rect->top, -width, rect->bottom - rect->top - height, PATINVERT ); SelectObject( hdc, hbrush ); } else DrawFocusRect( hdc, rect ); } /*********************************************************************** * start_size_move * * Initialization of a move or resize, when initiated from a menu choice. * Return hit test code for caption or sizing border. */ static LONG start_size_move( HWND hwnd, WPARAM wParam, POINT *capturePoint, LONG style ) { LONG hittest = 0; POINT pt; MSG msg; RECT rectWindow; GetWindowRect( hwnd, &rectWindow ); if ((wParam & 0xfff0) == SC_MOVE) { /* Move pointer at the center of the caption */ RECT rect = rectWindow; /* Note: to be exactly centered we should take the different types * of border into account, but it shouldn't make more than a few pixels * of difference so let's not bother with that */ rect.top += GetSystemMetrics(SM_CYBORDER); if (style & WS_SYSMENU) rect.left += GetSystemMetrics(SM_CXSIZE) + 1; if (style & WS_MINIMIZEBOX) rect.right -= GetSystemMetrics(SM_CXSIZE) + 1; if (style & WS_MAXIMIZEBOX) rect.right -= GetSystemMetrics(SM_CXSIZE) + 1; pt.x = (rect.right + rect.left) / 2; pt.y = rect.top + GetSystemMetrics(SM_CYSIZE)/2; hittest = HTCAPTION; *capturePoint = pt; } else /* SC_SIZE */ { SetCursor( LoadCursorW( 0, (LPWSTR)IDC_SIZEALL ) ); pt.x = pt.y = 0; while(!hittest) { if (!GetMessageW( &msg, 0, 0, 0 )) return 0; if (CallMsgFilterW( &msg, MSGF_SIZE )) continue; switch(msg.message) { case WM_MOUSEMOVE: pt = msg.pt; hittest = SendMessageW( hwnd, WM_NCHITTEST, 0, MAKELONG( pt.x, pt.y ) ); if ((hittest < HTLEFT) || (hittest > HTBOTTOMRIGHT)) hittest = 0; break; case WM_LBUTTONUP: return 0; case WM_KEYDOWN: switch(msg.wParam) { case VK_UP: hittest = HTTOP; pt.x =(rectWindow.left+rectWindow.right)/2; pt.y = rectWindow.top + GetSystemMetrics(SM_CYFRAME) / 2; break; case VK_DOWN: hittest = HTBOTTOM; pt.x =(rectWindow.left+rectWindow.right)/2; pt.y = rectWindow.bottom - GetSystemMetrics(SM_CYFRAME) / 2; break; case VK_LEFT: hittest = HTLEFT; pt.x = rectWindow.left + GetSystemMetrics(SM_CXFRAME) / 2; pt.y =(rectWindow.top+rectWindow.bottom)/2; break; case VK_RIGHT: hittest = HTRIGHT; pt.x = rectWindow.right - GetSystemMetrics(SM_CXFRAME) / 2; pt.y =(rectWindow.top+rectWindow.bottom)/2; break; case VK_RETURN: case VK_ESCAPE: return 0; } break; default: TranslateMessage( &msg ); DispatchMessageW( &msg ); break; } } *capturePoint = pt; } SetCursorPos( pt.x, pt.y ); SendMessageW( hwnd, WM_SETCURSOR, (WPARAM)hwnd, MAKELONG( hittest, WM_MOUSEMOVE )); return hittest; } /*********************************************************************** * WINPOS_SysCommandSizeMove * * Perform SC_MOVE and SC_SIZE commands. */ void WINPOS_SysCommandSizeMove( HWND hwnd, WPARAM wParam ) { MSG msg; RECT sizingRect, mouseRect, origRect; HDC hdc; HWND parent; LONG hittest = (LONG)(wParam & 0x0f); WPARAM syscommand = wParam & 0xfff0; HCURSOR hDragCursor = 0, hOldCursor = 0; POINT minTrack, maxTrack; POINT capturePoint, pt; LONG style = GetWindowLongW( hwnd, GWL_STYLE ); BOOL thickframe = HAS_THICKFRAME( style ); BOOL iconic = style & WS_MINIMIZE; BOOL moved = FALSE; DWORD dwPoint = GetMessagePos (); BOOL DragFullWindows = TRUE; if (IsZoomed(hwnd) || !IsWindowVisible(hwnd)) return; pt.x = (short)LOWORD(dwPoint); pt.y = (short)HIWORD(dwPoint); capturePoint = pt; TRACE("hwnd %p command %04lx, hittest %d, pos %d,%d\n", hwnd, syscommand, hittest, pt.x, pt.y); if (USER_Driver->pSysCommandSizeMove( hwnd, wParam )) return; if (syscommand == SC_MOVE) { if (!hittest) hittest = start_size_move( hwnd, wParam, &capturePoint, style ); if (!hittest) return; } else /* SC_SIZE */ { if ( hittest && (syscommand != SC_MOUSEMENU) ) hittest += (HTLEFT - WMSZ_LEFT); else { set_capture_window( hwnd, GUI_INMOVESIZE, NULL ); hittest = start_size_move( hwnd, wParam, &capturePoint, style ); if (!hittest) { set_capture_window( 0, GUI_INMOVESIZE, NULL ); return; } } } /* Get min/max info */ WINPOS_GetMinMaxInfo( hwnd, NULL, NULL, &minTrack, &maxTrack ); GetWindowRect( hwnd, &sizingRect ); if (style & WS_CHILD) { parent = GetParent(hwnd); /* make sizing rect relative to parent */ MapWindowPoints( 0, parent, (POINT*)&sizingRect, 2 ); GetClientRect( parent, &mouseRect ); } else { parent = 0; GetClientRect( GetDesktopWindow(), &mouseRect ); mouseRect.left = GetSystemMetrics( SM_XVIRTUALSCREEN ); mouseRect.top = GetSystemMetrics( SM_YVIRTUALSCREEN ); mouseRect.right = mouseRect.left + GetSystemMetrics( SM_CXVIRTUALSCREEN ); mouseRect.bottom = mouseRect.top + GetSystemMetrics( SM_CYVIRTUALSCREEN ); } origRect = sizingRect; if (ON_LEFT_BORDER(hittest)) { mouseRect.left = max( mouseRect.left, sizingRect.right-maxTrack.x ); mouseRect.right = min( mouseRect.right, sizingRect.right-minTrack.x ); } else if (ON_RIGHT_BORDER(hittest)) { mouseRect.left = max( mouseRect.left, sizingRect.left+minTrack.x ); mouseRect.right = min( mouseRect.right, sizingRect.left+maxTrack.x ); } if (ON_TOP_BORDER(hittest)) { mouseRect.top = max( mouseRect.top, sizingRect.bottom-maxTrack.y ); mouseRect.bottom = min( mouseRect.bottom,sizingRect.bottom-minTrack.y); } else if (ON_BOTTOM_BORDER(hittest)) { mouseRect.top = max( mouseRect.top, sizingRect.top+minTrack.y ); mouseRect.bottom = min( mouseRect.bottom, sizingRect.top+maxTrack.y ); } if (parent) MapWindowPoints( parent, 0, (LPPOINT)&mouseRect, 2 ); /* Retrieve a default cache DC (without using the window style) */ hdc = GetDCEx( parent, 0, DCX_CACHE ); if( iconic ) /* create a cursor for dragging */ { hDragCursor = (HCURSOR)GetClassLongPtrW( hwnd, GCLP_HICON); if( !hDragCursor ) hDragCursor = (HCURSOR)SendMessageW( hwnd, WM_QUERYDRAGICON, 0, 0L); if( !hDragCursor ) iconic = FALSE; } /* we only allow disabling the full window drag for child windows */ if (parent) SystemParametersInfoW( SPI_GETDRAGFULLWINDOWS, 0, &DragFullWindows, 0 ); /* repaint the window before moving it around */ RedrawWindow( hwnd, NULL, 0, RDW_UPDATENOW | RDW_ALLCHILDREN ); SendMessageW( hwnd, WM_ENTERSIZEMOVE, 0, 0 ); set_capture_window( hwnd, GUI_INMOVESIZE, NULL ); while(1) { int dx = 0, dy = 0; if (!GetMessageW( &msg, 0, 0, 0 )) break; if (CallMsgFilterW( &msg, MSGF_SIZE )) continue; /* Exit on button-up, Return, or Esc */ if ((msg.message == WM_LBUTTONUP) || ((msg.message == WM_KEYDOWN) && ((msg.wParam == VK_RETURN) || (msg.wParam == VK_ESCAPE)))) break; if ((msg.message != WM_KEYDOWN) && (msg.message != WM_MOUSEMOVE)) { TranslateMessage( &msg ); DispatchMessageW( &msg ); continue; /* We are not interested in other messages */ } pt = msg.pt; if (msg.message == WM_KEYDOWN) switch(msg.wParam) { case VK_UP: pt.y -= 8; break; case VK_DOWN: pt.y += 8; break; case VK_LEFT: pt.x -= 8; break; case VK_RIGHT: pt.x += 8; break; } pt.x = max( pt.x, mouseRect.left ); pt.x = min( pt.x, mouseRect.right ); pt.y = max( pt.y, mouseRect.top ); pt.y = min( pt.y, mouseRect.bottom ); dx = pt.x - capturePoint.x; dy = pt.y - capturePoint.y; if (dx || dy) { if( !moved ) { moved = TRUE; if( iconic ) /* ok, no system popup tracking */ { hOldCursor = SetCursor(hDragCursor); ShowCursor( TRUE ); WINPOS_ShowIconTitle( hwnd, FALSE ); } else if(!DragFullWindows) draw_moving_frame( hdc, &sizingRect, thickframe ); } if (msg.message == WM_KEYDOWN) SetCursorPos( pt.x, pt.y ); else { RECT newRect = sizingRect; WPARAM wpSizingHit = 0; if (hittest == HTCAPTION) OffsetRect( &newRect, dx, dy ); if (ON_LEFT_BORDER(hittest)) newRect.left += dx; else if (ON_RIGHT_BORDER(hittest)) newRect.right += dx; if (ON_TOP_BORDER(hittest)) newRect.top += dy; else if (ON_BOTTOM_BORDER(hittest)) newRect.bottom += dy; if(!iconic && !DragFullWindows) draw_moving_frame( hdc, &sizingRect, thickframe ); capturePoint = pt; /* determine the hit location */ if (hittest >= HTLEFT && hittest <= HTBOTTOMRIGHT) wpSizingHit = WMSZ_LEFT + (hittest - HTLEFT); SendMessageW( hwnd, WM_SIZING, wpSizingHit, (LPARAM)&newRect ); if (!iconic) { if(!DragFullWindows) draw_moving_frame( hdc, &newRect, thickframe ); else SetWindowPos( hwnd, 0, newRect.left, newRect.top, newRect.right - newRect.left, newRect.bottom - newRect.top, ( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 ); } sizingRect = newRect; } } } if( iconic ) { if( moved ) /* restore cursors, show icon title later on */ { ShowCursor( FALSE ); SetCursor( hOldCursor ); } } else if (moved && !DragFullWindows) { draw_moving_frame( hdc, &sizingRect, thickframe ); } set_capture_window( 0, GUI_INMOVESIZE, NULL ); ReleaseDC( parent, hdc ); if (HOOK_CallHooks( WH_CBT, HCBT_MOVESIZE, (WPARAM)hwnd, (LPARAM)&sizingRect, TRUE )) moved = FALSE; SendMessageW( hwnd, WM_EXITSIZEMOVE, 0, 0 ); SendMessageW( hwnd, WM_SETVISIBLE, !IsIconic(hwnd), 0L); /* window moved or resized */ if (moved) { /* if the moving/resizing isn't canceled call SetWindowPos * with the new position or the new size of the window */ if (!((msg.message == WM_KEYDOWN) && (msg.wParam == VK_ESCAPE)) ) { /* NOTE: SWP_NOACTIVATE prevents document window activation in Word 6 */ if(!DragFullWindows) SetWindowPos( hwnd, 0, sizingRect.left, sizingRect.top, sizingRect.right - sizingRect.left, sizingRect.bottom - sizingRect.top, ( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 ); } else { /* restore previous size/position */ if(DragFullWindows) SetWindowPos( hwnd, 0, origRect.left, origRect.top, origRect.right - origRect.left, origRect.bottom - origRect.top, ( hittest == HTCAPTION ) ? SWP_NOSIZE : 0 ); } } if (IsIconic(hwnd)) { /* Single click brings up the system menu when iconized */ if( !moved ) { if(style & WS_SYSMENU ) SendMessageW( hwnd, WM_SYSCOMMAND, SC_MOUSEMENU + HTSYSMENU, MAKELONG(pt.x,pt.y)); } else WINPOS_ShowIconTitle( hwnd, TRUE ); } }