2 * X11DRV desktop window handling
4 * Copyright 2001 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include <X11/cursorfont.h>
27 /* avoid conflict with field names in included win32 headers */
30 #include "wine/debug.h"
32 WINE_DEFAULT_DEBUG_CHANNEL(x11drv);
34 /* data for resolution changing */
35 static LPDDHALMODEINFO dd_modes;
36 static unsigned int dd_mode_count;
38 static unsigned int max_width;
39 static unsigned int max_height;
41 static const unsigned int widths[] = {320, 400, 512, 640, 800, 1024, 1152, 1280, 1400, 1600};
42 static const unsigned int heights[] = {200, 300, 384, 480, 600, 768, 864, 1024, 1050, 1200};
43 #define NUM_DESKTOP_MODES (sizeof(widths) / sizeof(widths[0]))
45 /* create the mode structures */
46 static void make_modes(void)
49 /* original specified desktop size */
50 X11DRV_Settings_AddOneMode(screen_width, screen_height, 0, 60);
51 for (i=0; i<NUM_DESKTOP_MODES; i++)
53 if ( (widths[i] <= max_width) && (heights[i] <= max_height) )
55 if ( ( (widths[i] != max_width) || (heights[i] != max_height) ) &&
56 ( (widths[i] != screen_width) || (heights[i] != screen_height) ) )
58 /* only add them if they are smaller than the root window and unique */
59 X11DRV_Settings_AddOneMode(widths[i], heights[i], 0, 60);
63 if ((max_width != screen_width) && (max_height != screen_height))
65 /* root window size (if different from desktop window) */
66 X11DRV_Settings_AddOneMode(max_width, max_height, 0, 60);
70 static int X11DRV_desktop_GetCurrentMode(void)
73 DWORD dwBpp = screen_bpp;
74 for (i=0; i<dd_mode_count; i++)
76 if ( (screen_width == dd_modes[i].dwWidth) &&
77 (screen_height == dd_modes[i].dwHeight) &&
78 (dwBpp == dd_modes[i].dwBPP))
81 ERR("In unknown mode, returning default\n");
85 static LONG X11DRV_desktop_SetCurrentMode(int mode)
87 DWORD dwBpp = screen_bpp;
88 if (dwBpp != dd_modes[mode].dwBPP)
90 FIXME("Cannot change screen BPP from %d to %d\n", dwBpp, dd_modes[mode].dwBPP);
91 /* Ignore the depth mismatch
93 * Some (older) applications require a specific bit depth, this will allow them
94 * to run. X11drv performs a color depth conversion if needed.
97 TRACE("Resizing Wine desktop window to %dx%d\n", dd_modes[mode].dwWidth, dd_modes[mode].dwHeight);
98 X11DRV_resize_desktop(dd_modes[mode].dwWidth, dd_modes[mode].dwHeight);
99 return DISP_CHANGE_SUCCESSFUL;
102 /***********************************************************************
103 * X11DRV_init_desktop
105 * Setup the desktop when not using the root window.
107 void X11DRV_init_desktop( Window win, unsigned int width, unsigned int height )
110 managed_mode = 0; /* no managed windows in desktop mode */
111 max_width = screen_width;
112 max_height = screen_height;
113 xinerama_init( width, height );
115 /* initialize the available resolutions */
116 dd_modes = X11DRV_Settings_SetHandlers("desktop",
117 X11DRV_desktop_GetCurrentMode,
118 X11DRV_desktop_SetCurrentMode,
119 NUM_DESKTOP_MODES+2, 1);
121 X11DRV_Settings_AddDepthModes();
122 dd_mode_count = X11DRV_Settings_GetModeCount();
126 /***********************************************************************
127 * X11DRV_create_desktop
129 * Create the X11 desktop window for the desktop mode.
131 Window X11DRV_create_desktop( UINT width, UINT height )
133 XSetWindowAttributes win_attr;
135 Display *display = thread_init_display();
140 win_attr.event_mask = ExposureMask | KeyPressMask | KeyReleaseMask |
141 PointerMotionMask | ButtonPressMask | ButtonReleaseMask;
142 win_attr.cursor = XCreateFontCursor( display, XC_top_left_arrow );
144 if (visual != DefaultVisual( display, DefaultScreen(display) ))
145 win_attr.colormap = XCreateColormap( display, DefaultRootWindow(display),
148 win_attr.colormap = None;
150 win = XCreateWindow( display, DefaultRootWindow(display),
151 0, 0, width, height, 0, screen_depth, InputOutput, visual,
152 CWEventMask | CWCursor | CWColormap, &win_attr );
155 if (win != None) X11DRV_init_desktop( win, width, height );
160 struct desktop_resize_data
162 RECT old_screen_rect;
163 RECT old_virtual_rect;
166 static BOOL CALLBACK update_windows_on_desktop_resize( HWND hwnd, LPARAM lparam )
168 struct x11drv_win_data *data;
169 Display *display = thread_display();
170 struct desktop_resize_data *resize_data = (struct desktop_resize_data *)lparam;
173 if (!(data = X11DRV_get_win_data( hwnd ))) return TRUE;
175 /* update the full screen state */
176 update_net_wm_states( display, data );
178 if (resize_data->old_virtual_rect.left != virtual_screen_rect.left) mask |= CWX;
179 if (resize_data->old_virtual_rect.top != virtual_screen_rect.top) mask |= CWY;
180 if (mask && data->whole_window)
182 XWindowChanges changes;
185 changes.x = data->whole_rect.left - virtual_screen_rect.left;
186 changes.y = data->whole_rect.top - virtual_screen_rect.top;
187 XReconfigureWMWindow( display, data->whole_window,
188 DefaultScreen(display), mask, &changes );
195 /***********************************************************************
196 * X11DRV_resize_desktop
198 void X11DRV_resize_desktop( unsigned int width, unsigned int height )
200 HWND hwnd = GetDesktopWindow();
201 struct desktop_resize_data resize_data;
203 SetRect( &resize_data.old_screen_rect, 0, 0, screen_width, screen_height );
204 resize_data.old_virtual_rect = virtual_screen_rect;
206 xinerama_init( width, height );
208 if (GetWindowThreadProcessId( hwnd, NULL ) != GetCurrentThreadId())
210 SendMessageW( hwnd, WM_X11DRV_RESIZE_DESKTOP, 0, MAKELPARAM( width, height ) );
214 TRACE( "desktop %p change to (%dx%d)\n", hwnd, width, height );
215 SetWindowPos( hwnd, 0, virtual_screen_rect.left, virtual_screen_rect.top,
216 virtual_screen_rect.right - virtual_screen_rect.left,
217 virtual_screen_rect.bottom - virtual_screen_rect.top,
218 SWP_NOZORDER | SWP_NOACTIVATE | SWP_DEFERERASE );
219 SendMessageTimeoutW( HWND_BROADCAST, WM_DISPLAYCHANGE, screen_bpp,
220 MAKELPARAM( width, height ), SMTO_ABORTIFHUNG, 2000, NULL );
223 EnumWindows( update_windows_on_desktop_resize, (LPARAM)&resize_data );