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 #define _NET_WM_STATE_REMOVE 0
46 #define _NET_WM_STATE_ADD 1
48 /* create the mode structures */
49 static void make_modes(void)
52 /* original specified desktop size */
53 X11DRV_Settings_AddOneMode(screen_width, screen_height, 0, 60);
54 for (i=0; i<NUM_DESKTOP_MODES; i++)
56 if ( (widths[i] <= max_width) && (heights[i] <= max_height) )
58 if ( ( (widths[i] != max_width) || (heights[i] != max_height) ) &&
59 ( (widths[i] != screen_width) || (heights[i] != screen_height) ) )
61 /* only add them if they are smaller than the root window and unique */
62 X11DRV_Settings_AddOneMode(widths[i], heights[i], 0, 60);
66 if ((max_width != screen_width) && (max_height != screen_height))
68 /* root window size (if different from desktop window) */
69 X11DRV_Settings_AddOneMode(max_width, max_height, 0, 60);
73 static int X11DRV_desktop_GetCurrentMode(void)
76 DWORD dwBpp = screen_bpp;
77 for (i=0; i<dd_mode_count; i++)
79 if ( (screen_width == dd_modes[i].dwWidth) &&
80 (screen_height == dd_modes[i].dwHeight) &&
81 (dwBpp == dd_modes[i].dwBPP))
84 ERR("In unknown mode, returning default\n");
88 static LONG X11DRV_desktop_SetCurrentMode(int mode)
90 DWORD dwBpp = screen_bpp;
91 if (dwBpp != dd_modes[mode].dwBPP)
93 FIXME("Cannot change screen BPP from %d to %d\n", dwBpp, dd_modes[mode].dwBPP);
94 /* Ignore the depth mismatch
96 * Some (older) applications require a specific bit depth, this will allow them
97 * to run. X11drv performs a color depth conversion if needed.
100 TRACE("Resizing Wine desktop window to %dx%d\n", dd_modes[mode].dwWidth, dd_modes[mode].dwHeight);
101 X11DRV_resize_desktop(dd_modes[mode].dwWidth, dd_modes[mode].dwHeight);
102 return DISP_CHANGE_SUCCESSFUL;
105 /***********************************************************************
106 * X11DRV_init_desktop
108 * Setup the desktop when not using the root window.
110 void X11DRV_init_desktop( Window win, unsigned int width, unsigned int height )
113 managed_mode = 0; /* no managed windows in desktop mode */
114 max_width = screen_width;
115 max_height = screen_height;
116 xinerama_init( width, height );
118 /* initialize the available resolutions */
119 dd_modes = X11DRV_Settings_SetHandlers("desktop",
120 X11DRV_desktop_GetCurrentMode,
121 X11DRV_desktop_SetCurrentMode,
122 NUM_DESKTOP_MODES+2, 1);
124 X11DRV_Settings_AddDepthModes();
125 dd_mode_count = X11DRV_Settings_GetModeCount();
129 /***********************************************************************
130 * X11DRV_create_desktop
132 * Create the X11 desktop window for the desktop mode.
134 Window CDECL X11DRV_create_desktop( UINT width, UINT height )
136 XSetWindowAttributes win_attr;
138 Display *display = thread_init_display();
140 TRACE( "%u x %u\n", width, height );
145 win_attr.event_mask = ExposureMask | KeyPressMask | KeyReleaseMask | EnterWindowMask |
146 PointerMotionMask | ButtonPressMask | ButtonReleaseMask | FocusChangeMask;
147 win_attr.cursor = XCreateFontCursor( display, XC_top_left_arrow );
149 if (visual != DefaultVisual( display, DefaultScreen(display) ))
150 win_attr.colormap = XCreateColormap( display, DefaultRootWindow(display),
153 win_attr.colormap = None;
155 win = XCreateWindow( display, DefaultRootWindow(display),
156 0, 0, width, height, 0, screen_depth, InputOutput, visual,
157 CWEventMask | CWCursor | CWColormap, &win_attr );
158 if (win != None && width == screen_width && height == screen_height)
160 TRACE("setting desktop to fullscreen\n");
161 XChangeProperty( display, win, x11drv_atom(_NET_WM_STATE), XA_ATOM, 32,
162 PropModeReplace, (unsigned char*)&x11drv_atom(_NET_WM_STATE_FULLSCREEN),
167 if (win != None) X11DRV_init_desktop( win, width, height );
172 struct desktop_resize_data
174 RECT old_screen_rect;
175 RECT old_virtual_rect;
178 static BOOL CALLBACK update_windows_on_desktop_resize( HWND hwnd, LPARAM lparam )
180 struct x11drv_win_data *data;
181 Display *display = thread_display();
182 struct desktop_resize_data *resize_data = (struct desktop_resize_data *)lparam;
185 if (!(data = X11DRV_get_win_data( hwnd ))) return TRUE;
187 /* update the full screen state */
188 update_net_wm_states( display, data );
190 if (resize_data->old_virtual_rect.left != virtual_screen_rect.left) mask |= CWX;
191 if (resize_data->old_virtual_rect.top != virtual_screen_rect.top) mask |= CWY;
192 if (mask && data->whole_window)
194 XWindowChanges changes;
197 changes.x = data->whole_rect.left - virtual_screen_rect.left;
198 changes.y = data->whole_rect.top - virtual_screen_rect.top;
199 XReconfigureWMWindow( display, data->whole_window,
200 DefaultScreen(display), mask, &changes );
203 if (hwnd == GetForegroundWindow()) clip_fullscreen_window( hwnd, TRUE );
207 static void update_desktop_fullscreen( unsigned int width, unsigned int height)
209 Display *display = thread_display();
212 if (!display || root_window != DefaultRootWindow( display )) return;
214 xev.xclient.type = ClientMessage;
215 xev.xclient.window = root_window;
216 xev.xclient.message_type = x11drv_atom(_NET_WM_STATE);
217 xev.xclient.serial = 0;
218 xev.xclient.display = display;
219 xev.xclient.send_event = True;
220 xev.xclient.format = 32;
221 if (width == max_width && height == max_height)
222 xev.xclient.data.l[0] = _NET_WM_STATE_ADD;
224 xev.xclient.data.l[0] = _NET_WM_STATE_REMOVE;
225 xev.xclient.data.l[1] = x11drv_atom(_NET_WM_STATE_FULLSCREEN);
226 xev.xclient.data.l[2] = 0;
227 xev.xclient.data.l[3] = 1;
229 TRACE("action=%li\n", xev.xclient.data.l[0]);
232 XSendEvent( display, DefaultRootWindow(display), False,
233 SubstructureRedirectMask | SubstructureNotifyMask, &xev );
237 /***********************************************************************
238 * X11DRV_resize_desktop
240 void X11DRV_resize_desktop( unsigned int width, unsigned int height )
242 HWND hwnd = GetDesktopWindow();
243 struct desktop_resize_data resize_data;
245 SetRect( &resize_data.old_screen_rect, 0, 0, screen_width, screen_height );
246 resize_data.old_virtual_rect = virtual_screen_rect;
248 xinerama_init( width, height );
250 if (GetWindowThreadProcessId( hwnd, NULL ) != GetCurrentThreadId())
252 SendMessageW( hwnd, WM_X11DRV_RESIZE_DESKTOP, 0, MAKELPARAM( width, height ) );
256 TRACE( "desktop %p change to (%dx%d)\n", hwnd, width, height );
257 update_desktop_fullscreen( width, height );
258 SetWindowPos( hwnd, 0, virtual_screen_rect.left, virtual_screen_rect.top,
259 virtual_screen_rect.right - virtual_screen_rect.left,
260 virtual_screen_rect.bottom - virtual_screen_rect.top,
261 SWP_NOZORDER | SWP_NOACTIVATE | SWP_DEFERERASE );
262 ungrab_clipping_window();
263 SendMessageTimeoutW( HWND_BROADCAST, WM_DISPLAYCHANGE, screen_bpp,
264 MAKELPARAM( width, height ), SMTO_ABORTIFHUNG, 2000, NULL );
267 EnumWindows( update_windows_on_desktop_resize, (LPARAM)&resize_data );