wine/dlls/winex11.drv/desktop.c

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/*
* X11DRV desktop window handling
*
* Copyright 2001 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <X11/cursorfont.h>
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#include <X11/Xlib.h>
#include "win.h"
#include "ddrawi.h"
#include "x11drv.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(x11drv);
/* data for resolution changing */
static LPDDHALMODEINFO dd_modes;
static unsigned int dd_mode_count;
static unsigned int max_width;
static unsigned int max_height;
static const unsigned int widths[] = {320, 400, 512, 640, 800, 1024, 1152, 1280, 1400, 1600};
static const unsigned int heights[] = {200, 300, 384, 480, 600, 768, 864, 1024, 1050, 1200};
#define NUM_DESKTOP_MODES (sizeof(widths) / sizeof(widths[0]))
/* create the mode structures */
static void make_modes(void)
{
int i;
/* original specified desktop size */
X11DRV_Settings_AddOneMode(screen_width, screen_height, 0, 60);
for (i=0; i<NUM_DESKTOP_MODES; i++)
{
if ( (widths[i] <= max_width) && (heights[i] <= max_height) )
{
if ( ( (widths[i] != max_width) || (heights[i] != max_height) ) &&
( (widths[i] != screen_width) || (heights[i] != screen_height) ) )
{
/* only add them if they are smaller than the root window and unique */
X11DRV_Settings_AddOneMode(widths[i], heights[i], 0, 60);
}
}
}
if ((max_width != screen_width) && (max_height != screen_height))
{
/* root window size (if different from desktop window) */
X11DRV_Settings_AddOneMode(max_width, max_height, 0, 60);
}
}
/***********************************************************************
* X11DRV_resize_desktop
*
* Reset the desktop window size and WM hints
*/
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static int X11DRV_resize_desktop( unsigned int width, unsigned int height )
{
XSizeHints *size_hints;
Display *display = thread_display();
Window w = root_window;
/* set up */
wine_tsx11_lock();
size_hints = XAllocSizeHints();
if (!size_hints)
{
ERR("Not enough memory for window manager hints.\n" );
wine_tsx11_unlock();
return 0;
}
size_hints->min_width = size_hints->max_width = width;
size_hints->min_height = size_hints->max_height = height;
size_hints->flags = PMinSize | PMaxSize | PSize;
/* do the work */
XSetWMNormalHints( display, w, size_hints );
XResizeWindow( display, w, width, height );
/* clean up */
XFree( size_hints );
XFlush( display );
wine_tsx11_unlock();
X11DRV_handle_desktop_resize( width, height );
return 1;
}
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static int X11DRV_desktop_GetCurrentMode(void)
{
unsigned int i;
DWORD dwBpp = screen_depth;
if (dwBpp == 24) dwBpp = 32;
for (i=0; i<dd_mode_count; i++)
{
if ( (screen_width == dd_modes[i].dwWidth) &&
(screen_height == dd_modes[i].dwHeight) &&
(dwBpp == dd_modes[i].dwBPP))
return i;
}
ERR("In unknown mode, returning default\n");
return 0;
}
static LONG X11DRV_desktop_SetCurrentMode(int mode)
{
DWORD dwBpp = screen_depth;
if (dwBpp == 24) dwBpp = 32;
if (dwBpp != dd_modes[mode].dwBPP)
{
FIXME("Cannot change screen BPP from %d to %d\n", dwBpp, dd_modes[mode].dwBPP);
/* Ignore the depth missmatch
*
* Some (older) applications require a specific bit depth, this will allow them
* to run. X11drv performs a color depth conversion if needed.
*/
}
TRACE("Resizing Wine desktop window to %dx%d\n", dd_modes[mode].dwWidth, dd_modes[mode].dwHeight);
X11DRV_resize_desktop(dd_modes[mode].dwWidth, dd_modes[mode].dwHeight);
return DISP_CHANGE_SUCCESSFUL;
}
/***********************************************************************
* X11DRV_init_desktop
*
* Setup the desktop when not using the root window.
*/
void X11DRV_init_desktop( Window win, unsigned int width, unsigned int height )
{
root_window = win;
max_width = screen_width;
max_height = screen_height;
screen_width = width;
screen_height = height;
xinerama_init();
/* initialize the available resolutions */
dd_modes = X11DRV_Settings_SetHandlers("desktop",
X11DRV_desktop_GetCurrentMode,
X11DRV_desktop_SetCurrentMode,
NUM_DESKTOP_MODES+2, 1);
make_modes();
X11DRV_Settings_AddDepthModes();
dd_mode_count = X11DRV_Settings_GetModeCount();
}
/***********************************************************************
* X11DRV_create_desktop
*
* Create the X11 desktop window for the desktop mode.
*/
Window X11DRV_create_desktop( UINT width, UINT height )
{
XSetWindowAttributes win_attr;
Window win;
Display *display = thread_display();
wine_tsx11_lock();
/* Create window */
win_attr.event_mask = ExposureMask | KeyPressMask | KeyReleaseMask |
PointerMotionMask | ButtonPressMask | ButtonReleaseMask;
win_attr.cursor = XCreateFontCursor( display, XC_top_left_arrow );
if (visual != DefaultVisual( display, DefaultScreen(display) ))
win_attr.colormap = XCreateColormap( display, DefaultRootWindow(display),
visual, AllocNone );
else
win_attr.colormap = None;
win = XCreateWindow( display, DefaultRootWindow(display),
0, 0, width, height, 0, screen_depth, InputOutput, visual,
CWEventMask | CWCursor | CWColormap, &win_attr );
XFlush( display );
wine_tsx11_unlock();
if (win != None) X11DRV_init_desktop( win, width, height );
return win;
}