234 lines
7.1 KiB
C
234 lines
7.1 KiB
C
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/*
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* Window related functions
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*
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* Copyright 1993, 1994, 1995, 1996, 2001, 2013-2017 Alexandre Julliard
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* Copyright 1993 David Metcalfe
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* Copyright 1995, 1996 Alex Korobka
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define NONAMELESSUNION
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#define NONAMELESSSTRUCT
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#include "config.h"
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#include "wine/port.h"
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#include <assert.h>
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#include <fcntl.h>
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#include <poll.h>
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#include <errno.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <stdio.h>
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "wine/unicode.h"
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#include "android.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(android);
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/* private window data */
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struct android_win_data
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{
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HWND hwnd; /* hwnd that this private data belongs to */
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HWND parent; /* parent hwnd for child windows */
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RECT window_rect; /* USER window rectangle relative to parent */
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RECT whole_rect; /* X window rectangle for the whole window relative to parent */
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RECT client_rect; /* client area relative to parent */
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};
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#define SWP_AGG_NOPOSCHANGE (SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE | SWP_NOZORDER)
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static CRITICAL_SECTION win_data_section;
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static CRITICAL_SECTION_DEBUG critsect_debug =
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{
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0, 0, &win_data_section,
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{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": win_data_section") }
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};
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static CRITICAL_SECTION win_data_section = { &critsect_debug, -1, 0, 0, 0, 0 };
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static struct android_win_data *win_data_context[32768];
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static inline int context_idx( HWND hwnd )
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{
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return LOWORD( hwnd ) >> 1;
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}
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/***********************************************************************
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* alloc_win_data
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*/
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static struct android_win_data *alloc_win_data( HWND hwnd )
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{
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struct android_win_data *data;
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if ((data = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*data))))
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{
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data->hwnd = hwnd;
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EnterCriticalSection( &win_data_section );
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win_data_context[context_idx(hwnd)] = data;
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}
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return data;
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}
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/***********************************************************************
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* free_win_data
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*/
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static void free_win_data( struct android_win_data *data )
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{
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win_data_context[context_idx( data->hwnd )] = NULL;
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LeaveCriticalSection( &win_data_section );
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HeapFree( GetProcessHeap(), 0, data );
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}
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/***********************************************************************
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* get_win_data
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*
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* Lock and return the data structure associated with a window.
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*/
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static struct android_win_data *get_win_data( HWND hwnd )
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{
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struct android_win_data *data;
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if (!hwnd) return NULL;
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EnterCriticalSection( &win_data_section );
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if ((data = win_data_context[context_idx(hwnd)]) && data->hwnd == hwnd) return data;
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LeaveCriticalSection( &win_data_section );
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return NULL;
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}
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/***********************************************************************
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* release_win_data
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*
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* Release the data returned by get_win_data.
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*/
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static void release_win_data( struct android_win_data *data )
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{
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if (data) LeaveCriticalSection( &win_data_section );
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}
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/***********************************************************************
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* ANDROID_DestroyWindow
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*/
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void CDECL ANDROID_DestroyWindow( HWND hwnd )
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{
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struct android_win_data *data;
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if (!(data = get_win_data( hwnd ))) return;
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free_win_data( data );
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}
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/***********************************************************************
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* create_win_data
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*
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* Create a data window structure for an existing window.
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*/
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static struct android_win_data *create_win_data( HWND hwnd, const RECT *window_rect,
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const RECT *client_rect )
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{
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struct android_win_data *data;
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HWND parent;
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if (!(parent = GetAncestor( hwnd, GA_PARENT ))) return NULL; /* desktop or HWND_MESSAGE */
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if (parent != GetDesktopWindow())
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{
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if (!(data = get_win_data( parent )) &&
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!(data = create_win_data( parent, NULL, NULL )))
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return NULL;
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release_win_data( data );
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}
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if (!(data = alloc_win_data( hwnd ))) return NULL;
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data->parent = (parent == GetDesktopWindow()) ? 0 : parent;
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if (window_rect)
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{
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data->whole_rect = data->window_rect = *window_rect;
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data->client_rect = *client_rect;
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}
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else
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{
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GetWindowRect( hwnd, &data->window_rect );
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MapWindowPoints( 0, parent, (POINT *)&data->window_rect, 2 );
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data->whole_rect = data->window_rect;
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GetClientRect( hwnd, &data->client_rect );
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MapWindowPoints( hwnd, parent, (POINT *)&data->client_rect, 2 );
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}
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return data;
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}
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/***********************************************************************
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* ANDROID_WindowPosChanging
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*/
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void CDECL ANDROID_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
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const RECT *window_rect, const RECT *client_rect, RECT *visible_rect,
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struct window_surface **surface )
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{
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struct android_win_data *data = get_win_data( hwnd );
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TRACE( "win %p window %s client %s style %08x flags %08x\n",
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hwnd, wine_dbgstr_rect(window_rect), wine_dbgstr_rect(client_rect),
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GetWindowLongW( hwnd, GWL_STYLE ), swp_flags );
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if (!data && !(data = create_win_data( hwnd, window_rect, client_rect ))) return;
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*visible_rect = *window_rect;
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release_win_data( data );
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}
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/***********************************************************************
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* ANDROID_WindowPosChanged
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*/
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void CDECL ANDROID_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
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const RECT *window_rect, const RECT *client_rect,
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const RECT *visible_rect, const RECT *valid_rects,
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struct window_surface *surface )
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{
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struct android_win_data *data;
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DWORD new_style = GetWindowLongW( hwnd, GWL_STYLE );
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if (!(data = get_win_data( hwnd ))) return;
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data->window_rect = *window_rect;
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data->whole_rect = *visible_rect;
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data->client_rect = *client_rect;
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release_win_data( data );
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TRACE( "win %p window %s client %s style %08x flags %08x\n",
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hwnd, wine_dbgstr_rect(window_rect), wine_dbgstr_rect(client_rect), new_style, swp_flags );
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}
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