git.oblomov.eu Git - wine/blob - dlls/x11drv/desktop.c

   1 /*
   2  * X11DRV desktop window handling
   3  *
   4  * Copyright 2001 Alexandre Julliard
   5  */
   6
   7 #include "config.h"
   8 #include <X11/cursorfont.h>
   9
  10 #include "ts_xlib.h"
  11
  12 #include "wine/winuser16.h"
  13 #include "win.h"
  14 #include "x11drv.h"
  15 #include "debugtools.h"
  16
  17 DEFAULT_DEBUG_CHANNEL(x11drv);
  18
  19
  20 /* desktop window procedure */
  21 static LRESULT WINAPI desktop_winproc( HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam )
  22 {
  23     switch(message)
  24     {
  25     case WM_ERASEBKGND:
  26         PaintDesktop( (HDC)wParam );
  27         ValidateRect( hwnd, NULL );
  28         break;
  29
  30     case WM_SYSCOMMAND:
  31         if ((wParam & 0xfff0) == SC_CLOSE) ExitWindows( 0, 0 );
  32         break;
  33
  34     case WM_SETCURSOR:
  35         return SetCursor( LoadCursorA( 0, IDC_ARROWA ) );
  36
  37     case WM_NCHITTEST:
  38         return HTCLIENT;
  39     }
  40     return 0;
  41 }
  42
  43
  44 /* desktop window manager thread */
  45 static DWORD CALLBACK desktop_thread( LPVOID driver_data )
  46 {
  47     Display *display;
  48     MSG msg;
  49     HWND hwnd;
  50     WND *win;
  51
  52     NtCurrentTeb()->driver_data = driver_data;
  53     display = thread_display();
  54     hwnd = GetDesktopWindow();
  55
  56     /* patch the desktop window queue to point to our queue */
  57     win = WIN_GetPtr( hwnd );
  58     win->tid = GetCurrentThreadId();
  59     win->hmemTaskQ = InitThreadInput16( 0, 0 );
  60     X11DRV_register_window( display, hwnd, win->pDriverData );
  61     WIN_ReleasePtr( win );
  62
  63     SetWindowLongW( hwnd, GWL_WNDPROC, (LONG)desktop_winproc );
  64     wine_tsx11_lock();
  65     XSetWMProtocols( display, root_window, &wmDeleteWindow, 1 );
  66     XMapWindow( display, root_window );
  67     wine_tsx11_unlock();
  68
  69     while (GetMessageW( &msg, hwnd, 0, 0 )) DispatchMessageW( &msg );
  70     return 0;
  71 }
  72
  73
  74 /***********************************************************************
  75  *              X11DRV_create_desktop_thread
  76  *
  77  * Create the thread that manages the desktop window
  78  */
  79 void X11DRV_create_desktop_thread(void)
  80 {
  81     HANDLE handle = CreateThread( NULL, 0, desktop_thread, NtCurrentTeb()->driver_data, 0, NULL );
  82     if (!handle)
  83     {
  84         MESSAGE( "Could not create desktop thread\n" );
  85         ExitProcess(1);
  86     }
  87     /* we transferred our driver data to the new thread */
  88     NtCurrentTeb()->driver_data = NULL;
  89     CloseHandle( handle );
  90 }
  91
  92
  93 /***********************************************************************
  94  *              X11DRV_create_desktop
  95  *
  96  * Create the X11 desktop window for the desktop mode.
  97  */
  98 Window X11DRV_create_desktop( XVisualInfo *desktop_vi, const char *geometry )
  99 {
 100     int x = 0, y = 0, flags;
 101     unsigned int width = 640, height = 480;  /* Default size = 640x480 */
 102     char *name = "Wine desktop";
 103     XSizeHints *size_hints;
 104     XWMHints   *wm_hints;
 105     XClassHint *class_hints;
 106     XSetWindowAttributes win_attr;
 107     XTextProperty window_name;
 108     Window win;
 109     Display *display = thread_display();
 110
 111     wine_tsx11_lock();
 112     flags = XParseGeometry( geometry, &x, &y, &width, &height );
 113     screen_width  = width;
 114     screen_height = height;
 115
 116     /* Create window */
 117     win_attr.background_pixel = BlackPixel(display, 0);
 118     win_attr.event_mask = ExposureMask | KeyPressMask | KeyReleaseMask |
 119                           PointerMotionMask | ButtonPressMask | ButtonReleaseMask;
 120     win_attr.cursor = XCreateFontCursor( display, XC_top_left_arrow );
 121
 122     if (desktop_vi)
 123         win_attr.colormap = XCreateColormap( display, DefaultRootWindow(display),
 124                                              visual, AllocNone );
 125     else
 126         win_attr.colormap = None;
 127
 128     win = XCreateWindow( display, DefaultRootWindow(display),
 129                          x, y, width, height, 0, screen_depth, InputOutput, visual,
 130                          CWBackPixel | CWEventMask | CWCursor | CWColormap, &win_attr );
 131
 132     /* Set window manager properties */
 133     size_hints  = XAllocSizeHints();
 134     wm_hints    = XAllocWMHints();
 135     class_hints = XAllocClassHint();
 136     if (!size_hints || !wm_hints || !class_hints)
 137     {
 138         MESSAGE("Not enough memory for window manager hints.\n" );
 139         ExitProcess(1);
 140     }
 141     size_hints->min_width = size_hints->max_width = width;
 142     size_hints->min_height = size_hints->max_height = height;
 143     size_hints->flags = PMinSize | PMaxSize;
 144     if (flags & (XValue | YValue)) size_hints->flags |= USPosition;
 145     if (flags & (WidthValue | HeightValue)) size_hints->flags |= USSize;
 146     else size_hints->flags |= PSize;
 147
 148     wm_hints->flags = InputHint | StateHint;
 149     wm_hints->input = True;
 150     wm_hints->initial_state = NormalState;
 151     class_hints->res_name  = "wine";
 152     class_hints->res_class = "Wine";
 153
 154     XStringListToTextProperty( &name, 1, &window_name );
 155     XSetWMProperties( display, win, &window_name, &window_name,
 156                       NULL, 0, size_hints, wm_hints, class_hints );
 157     XFree( size_hints );
 158     XFree( wm_hints );
 159     XFree( class_hints );
 160     XFlush( display );
 161     wine_tsx11_unlock();
 162     return win;
 163 }