git.oblomov.eu Git - wine/blob - windows/x11drv/init.c

   1 /*
   2  * X11 windows driver
   3  *
   4  * Copyright 1993, 1994 Alexandre Julliard
   5  * Copyright 1998 Patrik Stridvall
   6  */
   7
   8 #include <string.h>
   9 #include <X11/Xatom.h>
  10 #include "ts_xlib.h"
  11 #include "color.h"
  12 #include "display.h"
  13 #include "dce.h"
  14 #include "options.h"
  15 #include "message.h"
  16 #include "win.h"
  17 #include "windows.h"
  18 #include "x11drv.h"
  19
  20 static BOOL32 X11DRV_WND_CreateWindow(WND *wndPtr, CLASS *classPtr, CREATESTRUCT32A *cs, BOOL32 bUnicode);
  21 static WND *X11DRV_WND_SetParent(WND *wndPtr, WND *pWndParent);
  22
  23 WND_DRIVER X11DRV_WND_Driver =
  24 {
  25     X11DRV_WND_CreateWindow,
  26     X11DRV_WND_SetParent
  27 };
  28
  29 extern Cursor DISPLAY_XCursor;  /* Current X cursor */
  30
  31 /**********************************************************************
  32  *              X11DRV_WND_CreateWindow [Internal]
  33  */
  34 static BOOL32 X11DRV_WND_CreateWindow(WND *wndPtr, CLASS *classPtr, CREATESTRUCT32A *cs, BOOL32 bUnicode)
  35 {
  36   /* Create the X window (only for top-level windows, and then only */
  37   /* when there's no desktop window) */
  38
  39   if (!(cs->style & WS_CHILD) && (rootWindow == DefaultRootWindow(display)))
  40     {
  41       XSetWindowAttributes win_attr;
  42
  43       if (Options.managed && ((cs->style & (WS_DLGFRAME | WS_THICKFRAME)) ||
  44                               (cs->dwExStyle & WS_EX_DLGMODALFRAME)))
  45         {
  46           win_attr.event_mask = ExposureMask | KeyPressMask |
  47             KeyReleaseMask | PointerMotionMask |
  48             ButtonPressMask | ButtonReleaseMask |
  49             FocusChangeMask | StructureNotifyMask;
  50           win_attr.override_redirect = FALSE;
  51           wndPtr->flags |= WIN_MANAGED;
  52         }
  53       else
  54         {
  55           win_attr.event_mask = ExposureMask | KeyPressMask |
  56             KeyReleaseMask | PointerMotionMask |
  57             ButtonPressMask | ButtonReleaseMask |
  58             FocusChangeMask;
  59           win_attr.override_redirect = TRUE;
  60         }
  61       win_attr.colormap      = COLOR_GetColormap();
  62       win_attr.backing_store = Options.backingstore ? WhenMapped : NotUseful;
  63       win_attr.save_under    = ((classPtr->style & CS_SAVEBITS) != 0);
  64       win_attr.cursor        = DISPLAY_XCursor;
  65       wndPtr->window = TSXCreateWindow( display, rootWindow, cs->x, cs->y,
  66                                         cs->cx, cs->cy, 0, CopyFromParent,
  67                                         InputOutput, CopyFromParent,
  68                                         CWEventMask | CWOverrideRedirect |
  69                                         CWColormap | CWCursor | CWSaveUnder |
  70                                         CWBackingStore, &win_attr );
  71
  72       if ((wndPtr->flags & WIN_MANAGED) &&
  73           (cs->dwExStyle & WS_EX_DLGMODALFRAME))
  74         {
  75           XSizeHints* size_hints = TSXAllocSizeHints();
  76
  77           if (size_hints)
  78             {
  79               size_hints->min_width = size_hints->max_width = cs->cx;
  80               size_hints->min_height = size_hints->max_height = cs->cy;
  81                 size_hints->flags = (PSize | PMinSize | PMaxSize);
  82                 TSXSetWMSizeHints( display, wndPtr->window, size_hints,
  83                                    XA_WM_NORMAL_HINTS );
  84                 TSXFree(size_hints);
  85             }
  86         }
  87
  88       if (cs->hwndParent)  /* Get window owner */
  89         {
  90           Window win = WIN_GetXWindow( cs->hwndParent );
  91           if (win) TSXSetTransientForHint( display, wndPtr->window, win );
  92         }
  93       EVENT_RegisterWindow( wndPtr );
  94     }
  95   return TRUE;
  96 }
  97
  98 /*****************************************************************
  99  *              X11DRV_WND_SetParent    [Internal]
 100  */
 101 static WND *X11DRV_WND_SetParent(WND *wndPtr, WND *pWndParent)
 102 {
 103     if( wndPtr && pWndParent && (wndPtr != WIN_GetDesktop()) )
 104     {
 105         WND* pWndPrev = wndPtr->parent;
 106
 107         if( pWndParent != pWndPrev )
 108         {
 109             BOOL32 bFixupDCE = IsWindowVisible32(wndPtr->hwndSelf);
 110
 111             if ( wndPtr->window )
 112             {
 113                 /* Toplevel window needs to be reparented.  Used by Tk 8.0 */
 114
 115                 TSXDestroyWindow( display, wndPtr->window );
 116                 wndPtr->window = None;
 117             }
 118             else if( bFixupDCE )
 119                 DCE_InvalidateDCE( wndPtr, &wndPtr->rectWindow );
 120
 121             WIN_UnlinkWindow(wndPtr->hwndSelf);
 122             wndPtr->parent = pWndParent;
 123
 124             /* FIXME: Create an X counterpart for reparented top-level windows
 125              * when not in the desktop mode. */
 126
 127             if ( pWndParent != WIN_GetDesktop() ) wndPtr->dwStyle |= WS_CHILD;
 128             WIN_LinkWindow(wndPtr->hwndSelf, HWND_BOTTOM);
 129
 130             if( bFixupDCE )
 131             {
 132                 DCE_InvalidateDCE( wndPtr, &wndPtr->rectWindow );
 133                 UpdateWindow32(wndPtr->hwndSelf);
 134             }
 135         }
 136         return pWndPrev;
 137     } /* failure */
 138     return 0;
 139 }