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wine/dlls/x11drv/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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <X11/cursorfont.h>
#include <X11/Xlib.h>
#include "wine/winuser16.h"
#include "win.h"
#include "ddrawi.h"
#include "x11drv.h"
#include "x11ddraw.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(x11drv);
/* desktop window procedure */
static LRESULT WINAPI desktop_winproc( HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam )
{
switch(message)
{
case WM_NCCREATE:
SystemParametersInfoA( SPI_SETDESKPATTERN, -1, NULL, FALSE );
SetDeskWallPaper( (LPSTR)-1 );
return TRUE;
case WM_ERASEBKGND:
PaintDesktop( (HDC)wParam );
return TRUE;
case WM_SYSCOMMAND:
if ((wParam & 0xfff0) == SC_CLOSE) ExitWindows( 0, 0 );
break;
case WM_SETCURSOR:
return (LRESULT)SetCursor( LoadCursorA( 0, (LPSTR)IDC_ARROW ) );
case WM_NCHITTEST:
return HTCLIENT;
}
return 0;
}
/* desktop window manager thread */
static DWORD CALLBACK desktop_thread( LPVOID driver_data )
{
Display *display;
MSG msg;
HWND hwnd;
Atom atom = x11drv_atom(WM_DELETE_WINDOW);
TlsSetValue( thread_data_tls_index, driver_data );
display = thread_display();
hwnd = GetDesktopWindow();
SetWindowLongPtrW( hwnd, GWLP_WNDPROC, (LONG_PTR)desktop_winproc );
wine_tsx11_lock();
XSaveContext( display, root_window, winContext, (char *)hwnd );
XChangeProperty ( display, root_window, x11drv_atom(WM_PROTOCOLS),
XA_ATOM, 32, PropModeReplace, (unsigned char *)&atom, 1 );
XMapWindow( display, root_window );
wine_tsx11_unlock();
while (GetMessageW( &msg, hwnd, 0, 0 )) DispatchMessageW( &msg );
return 0;
}
/***********************************************************************
* X11DRV_create_desktop_thread
*
* Create the thread that manages the desktop window
*/
void X11DRV_create_desktop_thread(void)
{
HANDLE handle = CreateThread( NULL, 0, desktop_thread,
TlsGetValue( thread_data_tls_index ), 0, &desktop_tid );
if (!handle)
{
MESSAGE( "Could not create desktop thread\n" );
ExitProcess(1);
}
/* we transferred our driver data to the new thread */
TlsSetValue( thread_data_tls_index, NULL );
CloseHandle( handle );
}
/* 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, 0);
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, 0);
}
}
}
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, 0);
}
}
/***********************************************************************
* X11DRV_resize_desktop
*
* Reset the desktop window size and WM hints
*/
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;
}
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 void X11DRV_desktop_SetCurrentMode(int mode)
{
DWORD dwBpp = screen_depth;
if (dwBpp == 24) dwBpp = 32;
TRACE("Resizing Wine desktop window to %ldx%ld\n", dd_modes[mode].dwWidth, dd_modes[mode].dwHeight);
X11DRV_resize_desktop(dd_modes[mode].dwWidth, dd_modes[mode].dwHeight);
if (dwBpp != dd_modes[mode].dwBPP)
{
FIXME("Cannot change screen BPP from %ld to %ld\n", dwBpp, dd_modes[mode].dwBPP);
}
}
/***********************************************************************
* X11DRV_create_desktop
*
* Create the X11 desktop window for the desktop mode.
*/
Window X11DRV_create_desktop( XVisualInfo *desktop_vi, const char *geometry )
{
int x = 0, y = 0, flags;
unsigned int width = 640, height = 480; /* Default size = 640x480 */
char *name = GetCommandLineA();
XSizeHints *size_hints;
XWMHints *wm_hints;
XClassHint *class_hints;
XSetWindowAttributes win_attr;
XTextProperty window_name;
Window win;
Display *display = thread_display();
wine_tsx11_lock();
flags = XParseGeometry( geometry, &x, &y, &width, &height );
max_width = screen_width;
max_height = screen_height;
screen_width = width;
screen_height = height;
/* Create window */
win_attr.background_pixel = BlackPixel(display, 0);
win_attr.event_mask = ExposureMask | KeyPressMask | KeyReleaseMask |
PointerMotionMask | ButtonPressMask | ButtonReleaseMask;
win_attr.cursor = XCreateFontCursor( display, XC_top_left_arrow );
if (desktop_vi)
win_attr.colormap = XCreateColormap( display, DefaultRootWindow(display),
visual, AllocNone );
else
win_attr.colormap = None;
win = XCreateWindow( display, DefaultRootWindow(display),
x, y, width, height, 0, screen_depth, InputOutput, visual,
CWBackPixel | CWEventMask | CWCursor | CWColormap, &win_attr );
/* Set window manager properties */
size_hints = XAllocSizeHints();
wm_hints = XAllocWMHints();
class_hints = XAllocClassHint();
if (!size_hints || !wm_hints || !class_hints)
{
MESSAGE("Not enough memory for window manager hints.\n" );
ExitProcess(1);
}
size_hints->min_width = size_hints->max_width = width;
size_hints->min_height = size_hints->max_height = height;
size_hints->flags = PMinSize | PMaxSize;
if (flags & (XValue | YValue)) size_hints->flags |= USPosition;
if (flags & (WidthValue | HeightValue)) size_hints->flags |= USSize;
else size_hints->flags |= PSize;
wm_hints->flags = InputHint | StateHint;
wm_hints->input = True;
wm_hints->initial_state = NormalState;
class_hints->res_name = "wine";
class_hints->res_class = "Wine";
XStringListToTextProperty( &name, 1, &window_name );
XSetWMProperties( display, win, &window_name, &window_name,
NULL, 0, size_hints, wm_hints, class_hints );
XFree( size_hints );
XFree( wm_hints );
XFree( class_hints );
XFlush( display );
wine_tsx11_unlock();
/* 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_Settings_SetDefaultMode(0);
return win;
}
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