svn merge ^/branches/released .

1 files changed, 1234 insertions, 1252 deletions

diff --git a/xorg-server/hw/xwin/winwndproc.c b/xorg-server/hw/xwin/winwndproc.c
index ab01f44ea..2dc146169 100644
--- a/xorg-server/hw/xwin/winwndproc.c
+++ b/xorg-server/hw/xwin/winwndproc.c
@@ -1,1252 +1,1234 @@
-/*
- *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
- *
- *Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- *"Software"), to deal in the Software without restriction, including
- *without limitation the rights to use, copy, modify, merge, publish,
- *distribute, sublicense, and/or sell copies of the Software, and to
- *permit persons to whom the Software is furnished to do so, subject to
- *the following conditions:
- *
- *The above copyright notice and this permission notice shall be
- *included in all copies or substantial portions of the Software.
- *
- *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR
- *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
- *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- *Except as contained in this notice, the name of the XFree86 Project
- *shall not be used in advertising or otherwise to promote the sale, use
- *or other dealings in this Software without prior written authorization
- *from the XFree86 Project.
- *
- * Authors:	Dakshinamurthy Karra
- *		Suhaib M Siddiqi
- *		Peter Busch
- *		Harold L Hunt II
- *		MATSUZAKI Kensuke
- */
-
-#ifdef HAVE_XWIN_CONFIG_H
-#include <xwin-config.h>
-#endif
-#include "win.h"
-#include <commctrl.h>
-#include "winprefs.h"
-#include "winconfig.h"
-#include "winmsg.h"
-#include "inputstr.h"
-
-#ifndef XKB_IN_SERVER
-#define XKB_IN_SERVER
-#endif
-#include <xkbsrv.h>
-/*
- * Global variables
- */
-
-extern Bool		g_fClipboardStarted;
-Bool				g_fCursor = TRUE;
-Bool				g_fButton[3] = { FALSE, FALSE, FALSE };
-
-
-/*
- * References to external symbols
- */
-
-extern Bool			g_fClipboard;
-extern HWND			g_hDlgDepthChange;
-extern Bool			g_fKeyboardHookLL;
-extern HWND			g_hwndKeyboardFocus;
-extern Bool			g_fSoftwareCursor;
-extern DWORD			g_dwCurrentThreadID;
-
-
-/*
- * Called by winWakeupHandler
- * Processes current Windows message
- */
-
-LRESULT CALLBACK
-winWindowProc (HWND hwnd, UINT message, 
-	       WPARAM wParam, LPARAM lParam)
-{
-  static winPrivScreenPtr	s_pScreenPriv = NULL;
-  static winScreenInfo		*s_pScreenInfo = NULL;
-  static ScreenPtr		s_pScreen = NULL;
-  static HWND			s_hwndLastPrivates = NULL;
-  static HINSTANCE		s_hInstance;
-  static Bool			s_fTracking = FALSE;
-  static unsigned long		s_ulServerGeneration = 0;
-  static UINT			s_uTaskbarRestart = 0;
-  int				iScanCode;
-  int				i;
-
-  winDebugWin32Message("winWindowProc", hwnd, message, wParam, lParam);
-  
-  /* Watch for server regeneration */
-  if (g_ulServerGeneration != s_ulServerGeneration)
-    {
-      /* Store new server generation */
-      s_ulServerGeneration = g_ulServerGeneration;
-    }
-
-  /* Only retrieve new privates pointers if window handle is null or changed */
-  if ((s_pScreenPriv == NULL || hwnd != s_hwndLastPrivates)
-      && (s_pScreenPriv = GetProp (hwnd, WIN_SCR_PROP)) != NULL)
-    {
-      winDebug ("winWindowProc - Setting privates handle\n");
-      s_pScreenInfo = s_pScreenPriv->pScreenInfo;
-      s_pScreen = s_pScreenInfo->pScreen;
-      s_hwndLastPrivates = hwnd;
-    }
-  else if (s_pScreenPriv == NULL)
-    {
-      /* For safety, handle case that should never happen */
-      s_pScreenInfo = NULL;
-      s_pScreen = NULL;
-      s_hwndLastPrivates = NULL;
-    }
-
-  /* Branch on message type */
-  switch (message)
-    {
-    case WM_TRAYICON:
-      return winHandleIconMessage (hwnd, message, wParam, lParam,
-				   s_pScreenPriv);
-
-    case WM_CREATE:
-      winDebug ("winWindowProc - WM_CREATE\n");
-      
-      /*
-       * Add a property to our display window that references
-       * this screens' privates.
-       *
-       * This allows the window procedure to refer to the
-       * appropriate window DC and shadow DC for the window that
-       * it is processing.  We use this to repaint exposed
-       * areas of our display window.
-       */
-      s_pScreenPriv = ((LPCREATESTRUCT) lParam)->lpCreateParams;
-      s_hInstance = ((LPCREATESTRUCT) lParam)->hInstance;
-      s_pScreenInfo = s_pScreenPriv->pScreenInfo;
-      s_pScreen = s_pScreenInfo->pScreen;
-      s_hwndLastPrivates = hwnd;
-      s_uTaskbarRestart = RegisterWindowMessage(TEXT("TaskbarCreated"));
-      SetProp (hwnd, WIN_SCR_PROP, s_pScreenPriv);
-
-      /* Setup tray icon */
-      if (!s_pScreenInfo->fNoTrayIcon)
-	{
-	  /*
-	   * NOTE: The WM_CREATE message is processed before CreateWindowEx
-	   * returns, so s_pScreenPriv->hwndScreen is invalid at this point.
-	   * We go ahead and copy our hwnd parameter over top of the screen
-	   * privates hwndScreen so that we have a valid value for
-	   * that member.  Otherwise, the tray icon will disappear
-	   * the first time you move the mouse over top of it.
-	   */
-	  
-	  s_pScreenPriv->hwndScreen = hwnd;
-
-	  winInitNotifyIcon (s_pScreenPriv,FALSE);
-	}
-      return 0;
-
-    case WM_DISPLAYCHANGE:
-      /* We cannot handle a display mode change during initialization */
-      if (s_pScreenInfo == NULL)
-	FatalError ("winWindowProc - WM_DISPLAYCHANGE - The display "
-		    "mode changed while we were intializing.  This is "
-		    "very bad and unexpected.  Exiting.\n");
-
-      /*
-       * We do not care about display changes with
-       * fullscreen DirectDraw engines, because those engines set
-       * their own mode when they become active.
-       */
-      if (s_pScreenInfo->fFullScreen
-	  && (s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD
-	      || s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL
-#ifdef XWIN_PRIMARYFB
-	      || s_pScreenInfo->dwEngine == WIN_SERVER_PRIMARY_DD
-#endif
-	      ))
-	{
-	  /* 
-	   * Store the new display dimensions and depth.
-	   * We do this here for future compatibility in case we
-	   * ever allow switching from fullscreen to windowed mode.
-	   */
-	  s_pScreenPriv->dwLastWindowsWidth = GetSystemMetrics (SM_CXSCREEN);
-	  s_pScreenPriv->dwLastWindowsHeight = GetSystemMetrics (SM_CYSCREEN);
-	  s_pScreenPriv->dwLastWindowsBitsPixel
-	    = GetDeviceCaps (s_pScreenPriv->hdcScreen, BITSPIXEL);	  
-	  break;
-	}
-      
-      winDebug ("winWindowProc - WM_DISPLAYCHANGE - orig bpp: %d, last bpp: %d, "
-	      "new bpp: %d\n",
-	      (int) s_pScreenInfo->dwBPP,
-	      (int) s_pScreenPriv->dwLastWindowsBitsPixel,
-	      wParam);
-
-      winDebug ("winWindowProc - WM_DISPLAYCHANGE - new width: %d "
-	      "new height: %d\n",
-	      LOWORD (lParam), HIWORD (lParam));
-
-      /*
-       * TrueColor --> TrueColor depth changes are disruptive for:
-       *	Windowed:
-       *		Shadow DirectDraw
-       *		Shadow DirectDraw Non-Locking
-       *		Primary DirectDraw
-       *
-       * TrueColor --> TrueColor depth changes are non-optimal for:
-       *	Windowed:
-       *		Shadow GDI
-       *
-       *	FullScreen:
-       *		Shadow GDI
-       *
-       * TrueColor --> PseudoColor or vice versa are disruptive for:
-       *	Windowed:
-       *		Shadow DirectDraw
-       *		Shadow DirectDraw Non-Locking
-       *		Primary DirectDraw
-       *		Shadow GDI
-       */
-
-      /*
-       * Check for a disruptive change in depth.
-       * We can only display a message for a disruptive depth change,
-       * we cannot do anything to correct the situation.
-       */
-      if ((s_pScreenInfo->dwBPP != wParam)
-	  && (s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD
-	      || s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL
-#ifdef XWIN_PRIMARYFB
-	      || s_pScreenInfo->dwEngine == WIN_SERVER_PRIMARY_DD
-#endif
-	      ))
-	{
-	  /* Cannot display the visual until the depth is restored */
-	  winDebug ("winWindowProc - Disruptive change in depth\n");
-
-	  /* Display Exit dialog */
-	  winDisplayDepthChangeDialog (s_pScreenPriv);
-
-	  /* Flag that we have an invalid screen depth */
-	  s_pScreenPriv->fBadDepth = TRUE;
-
-	  /* Minimize the display window */
-	  ShowWindow (hwnd, SW_MINIMIZE);
-	}
-      else
-	{
-	  /* Flag that we have a valid screen depth */
-	  s_pScreenPriv->fBadDepth = FALSE;
-	}
-      
-      /*
-       * Check for a change in display dimensions.
-       * We can simply recreate the same-sized primary surface when
-       * the display dimensions change.
-       */
-      if (s_pScreenPriv->dwLastWindowsWidth != LOWORD (lParam)
-	  || s_pScreenPriv->dwLastWindowsHeight != HIWORD (lParam))
-	{
-	  /*
-	   * NOTE: The non-DirectDraw engines set the ReleasePrimarySurface
-	   * and CreatePrimarySurface function pointers to point
-	   * to the no operation function, NoopDDA.  This allows us
-	   * to blindly call these functions, even if they are not
-	   * relevant to the current engine (e.g., Shadow GDI).
-	   */
-
-	  winDebug ("winWindowProc - WM_DISPLAYCHANGE - Dimensions changed\n");
-	  
-	  /* Release the old primary surface */
-	  (*s_pScreenPriv->pwinReleasePrimarySurface) (s_pScreen);
-
-	  winDebug ("winWindowProc - WM_DISPLAYCHANGE - Released "
-		  "primary surface\n");
-
-	  /* Create the new primary surface */
-	  (*s_pScreenPriv->pwinCreatePrimarySurface) (s_pScreen);
-
-	  winDebug ("winWindowProc - WM_DISPLAYCHANGE - Recreated "
-		  "primary surface\n");
-
-#if 0
-	  /* Multi-Window mode uses RandR for resizes */
-	  if (s_pScreenInfo->fMultiWindow)
-	    {
-	      RRSetScreenConfig ();
-	    }
-#endif
-	}
-      else
-	{
-	  winDebug ("winWindowProc - WM_DISPLAYCHANGE - Dimensions did not "
-		  "change\n");
-	}
-
-      /* Store the new display dimensions and depth */
-      if (s_pScreenInfo->fMultipleMonitors)
-	{
-	  s_pScreenPriv->dwLastWindowsWidth
-	    = GetSystemMetrics (SM_CXVIRTUALSCREEN);
-	  s_pScreenPriv->dwLastWindowsHeight
-	    = GetSystemMetrics (SM_CYVIRTUALSCREEN);
-	}
-      else
-	{
-	  s_pScreenPriv->dwLastWindowsWidth
-	    = GetSystemMetrics (SM_CXSCREEN);
-	  s_pScreenPriv->dwLastWindowsHeight
-	    = GetSystemMetrics (SM_CYSCREEN);
-	}
-      s_pScreenPriv->dwLastWindowsBitsPixel
-	= GetDeviceCaps (s_pScreenPriv->hdcScreen, BITSPIXEL);
-      break;
-
-    case WM_SIZE:
-      {
-	SCROLLINFO		si;
-	RECT			rcWindow;
-	int			iWidth, iHeight;
-
-	winDebug ("winWindowProc - WM_SIZE\n");
-
-	/* Break if we do not use scrollbars */
-	if (!s_pScreenInfo->fScrollbars
-	    || !s_pScreenInfo->fDecoration
-#ifdef XWIN_MULTIWINDOWEXTWM
-	    || s_pScreenInfo->fMWExtWM
-#endif
-	    || s_pScreenInfo->fRootless
-#ifdef XWIN_MULTIWINDOW
-	    || s_pScreenInfo->fMultiWindow
-#endif
-	    || s_pScreenInfo->fFullScreen)
-	  break;
-
-	/* No need to resize if we get minimized */
-	if (wParam == SIZE_MINIMIZED)
-	  return 0;
-
-	/*
-	 * Get the size of the whole window, including client area,
-	 * scrollbars, and non-client area decorations (caption, borders).
-	 * We do this because we need to check if the client area
-	 * without scrollbars is large enough to display the whole visual.
-	 * The new client area size passed by lParam already subtracts
-	 * the size of the scrollbars if they are currently displayed.
-	 * So checking is LOWORD(lParam) == visual_width and
-	 * HIWORD(lParam) == visual_height will never tell us to hide
-	 * the scrollbars because the client area would always be too small.
-	 * GetClientRect returns the same sizes given by lParam, so we
-	 * cannot use GetClientRect either.
-	 */
-	GetWindowRect (hwnd, &rcWindow);
-	iWidth = rcWindow.right - rcWindow.left;
-	iHeight = rcWindow.bottom - rcWindow.top;
-
-	winDebug ("winWindowProc - WM_SIZE - window w: %d h: %d, "
-		"new client area w: %d h: %d\n",
-		iWidth, iHeight, LOWORD (lParam), HIWORD (lParam));
-
-	/* Subtract the frame size from the window size. */
-	iWidth -= 2 * GetSystemMetrics (SM_CXSIZEFRAME);
-	iHeight -= (2 * GetSystemMetrics (SM_CYSIZEFRAME)
-		    + GetSystemMetrics (SM_CYCAPTION));
-
-	/*
-	 * Update scrollbar page sizes.
-	 * NOTE: If page size == range, then the scrollbar is
-	 * automatically hidden.
-	 */
-
-	/* Is the naked client area large enough to show the whole visual? */
-	if (iWidth < s_pScreenInfo->dwWidth
-	    || iHeight < s_pScreenInfo->dwHeight)
-	  {
-	    /* Client area too small to display visual, use scrollbars */
-	    iWidth -= GetSystemMetrics (SM_CXVSCROLL);
-	    iHeight -= GetSystemMetrics (SM_CYHSCROLL);
-	  }
-	
-	/* Set the horizontal scrollbar page size */
-	si.cbSize = sizeof (si);
-	si.fMask = SIF_PAGE | SIF_RANGE;
-	si.nMin = 0;
-	si.nMax = s_pScreenInfo->dwWidth - 1;
-	si.nPage = iWidth;
-	SetScrollInfo (hwnd, SB_HORZ, &si, TRUE);
-	
-	/* Set the vertical scrollbar page size */
-	si.cbSize = sizeof (si);
-	si.fMask = SIF_PAGE | SIF_RANGE;
-	si.nMin = 0;
-	si.nMax = s_pScreenInfo->dwHeight - 1;
-	si.nPage = iHeight;
-	SetScrollInfo (hwnd, SB_VERT, &si, TRUE);
-
-	/*
-	 * NOTE: Scrollbars may have moved if they were at the 
-	 * far right/bottom, so we query their current position.
-	 */
-	
-	/* Get the horizontal scrollbar position and set the offset */
-	si.cbSize = sizeof (si);
-	si.fMask = SIF_POS;
-	GetScrollInfo (hwnd, SB_HORZ, &si);
-	s_pScreenInfo->dwXOffset = -si.nPos;
-	
-	/* Get the vertical scrollbar position and set the offset */
-	si.cbSize = sizeof (si);
-	si.fMask = SIF_POS;
-	GetScrollInfo (hwnd, SB_VERT, &si);
-	s_pScreenInfo->dwYOffset = -si.nPos;
-      }
-      return 0;
-
-    case WM_VSCROLL:
-      {
-	SCROLLINFO		si;
-	int			iVertPos;
-
-	winDebug ("winWindowProc - WM_VSCROLL\n");
-      
-	/* Get vertical scroll bar info */
-	si.cbSize = sizeof (si);
-	si.fMask = SIF_ALL;
-	GetScrollInfo (hwnd, SB_VERT, &si);
-
-	/* Save the vertical position for comparison later */
-	iVertPos = si.nPos;
-
-	/*
-	 * Don't forget:
-	 * moving the scrollbar to the DOWN, scroll the content UP
-	 */
-	switch (LOWORD(wParam))
-	  {
-	  case SB_TOP:
-	    si.nPos = si.nMin;
-	    break;
-	  
-	  case SB_BOTTOM:
-	    si.nPos = si.nMax - si.nPage + 1;
-	    break;
-
-	  case SB_LINEUP:
-	    si.nPos -= 1;
-	    break;
-	  
-	  case SB_LINEDOWN:
-	    si.nPos += 1;
-	    break;
-	  
-	  case SB_PAGEUP:
-	    si.nPos -= si.nPage;
-	    break;
-	  
-	  case SB_PAGEDOWN:
-	    si.nPos += si.nPage;
-	    break;
-
-	  case SB_THUMBTRACK:
-	    si.nPos = si.nTrackPos;
-	    break;
-
-	  default:
-	    break;
-	  }
-
-	/*
-	 * We retrieve the position after setting it,
-	 * because Windows may adjust it.
-	 */
-	si.fMask = SIF_POS;
-	SetScrollInfo (hwnd, SB_VERT, &si, TRUE);
-	GetScrollInfo (hwnd, SB_VERT, &si);
-      
-	/* Scroll the window if the position has changed */
-	if (si.nPos != iVertPos)
-	  {
-	    /* Save the new offset for bit block transfers, etc. */
-	    s_pScreenInfo->dwYOffset = -si.nPos;
-
-	    /* Change displayed region in the window */
-	    ScrollWindowEx (hwnd,
-			    0,
-			    iVertPos - si.nPos,
-			    NULL,
-			    NULL,
-			    NULL,
-			    NULL,
-			    SW_INVALIDATE);
-	  
-	    /* Redraw the window contents */
-	    UpdateWindow (hwnd);
-	  }
-      }
-      return 0;
-
-    case WM_HSCROLL:
-      {
-	SCROLLINFO		si;
-	int			iHorzPos;
-
-	winDebug ("winWindowProc - WM_HSCROLL\n");
-      
-	/* Get horizontal scroll bar info */
-	si.cbSize = sizeof (si);
-	si.fMask = SIF_ALL;
-	GetScrollInfo (hwnd, SB_HORZ, &si);
-
-	/* Save the horizontal position for comparison later */
-	iHorzPos = si.nPos;
-
-	/*
-	 * Don't forget:
-	 * moving the scrollbar to the RIGHT, scroll the content LEFT
-	 */
-	switch (LOWORD(wParam))
-	  {
-	  case SB_LEFT:
-	    si.nPos = si.nMin;
-	    break;
-	  
-	  case SB_RIGHT:
-	    si.nPos = si.nMax - si.nPage + 1;
-	    break;
-
-	  case SB_LINELEFT:
-	    si.nPos -= 1;
-	    break;
-	  
-	  case SB_LINERIGHT:
-	    si.nPos += 1;
-	    break;
-	  
-	  case SB_PAGELEFT:
-	    si.nPos -= si.nPage;
-	    break;
-	  
-	  case SB_PAGERIGHT:
-	    si.nPos += si.nPage;
-	    break;
-
-	  case SB_THUMBTRACK:
-	    si.nPos = si.nTrackPos;
-	    break;
-
-	  default:
-	    break;
-	  }
-
-	/*
-	 * We retrieve the position after setting it,
-	 * because Windows may adjust it.
-	 */
-	si.fMask = SIF_POS;
-	SetScrollInfo (hwnd, SB_HORZ, &si, TRUE);
-	GetScrollInfo (hwnd, SB_HORZ, &si);
-      
-	/* Scroll the window if the position has changed */
-	if (si.nPos != iHorzPos)
-	  {
-	    /* Save the new offset for bit block transfers, etc. */
-	    s_pScreenInfo->dwXOffset = -si.nPos;
-
-	    /* Change displayed region in the window */
-	    ScrollWindowEx (hwnd,
-			    iHorzPos - si.nPos,
-			    0,
-			    NULL,
-			    NULL,
-			    NULL,
-			    NULL,
-			    SW_INVALIDATE);
-	  
-	    /* Redraw the window contents */
-	    UpdateWindow (hwnd);
-	  }
-      }
-      return 0;
-
-    case WM_GETMINMAXINFO:
-      {
-	MINMAXINFO		*pMinMaxInfo = (MINMAXINFO *) lParam;
-	int			iCaptionHeight;
-	int			iBorderHeight, iBorderWidth;
-
-	winDebug ("winWindowProc - WM_GETMINMAXINFO - pScreenInfo: %08x\n",
-		s_pScreenInfo);
-
-	/* Can't do anything without screen info */
-	if (s_pScreenInfo == NULL
-	    || !s_pScreenInfo->fScrollbars
-	    || s_pScreenInfo->fFullScreen
-	    || !s_pScreenInfo->fDecoration
-#ifdef XWIN_MULTIWINDOWEXTWM
-	    || s_pScreenInfo->fMWExtWM
-#endif
-	    || s_pScreenInfo->fRootless
-#ifdef XWIN_MULTIWINDOW
-	    || s_pScreenInfo->fMultiWindow
-#endif
-	    )
-	  break;
-
-	/*
-	 * Here we can override the maximum tracking size, which
-	 * is the largest size that can be assigned to our window
-	 * via the sizing border.
-	 */
-
-	/*
-	 * FIXME: Do we only need to do this once, since our visual size
-	 * does not change?  Does Windows store this value statically
-	 * once we have set it once?
-	 */
-
-	/* Get the border and caption sizes */
-	iCaptionHeight = GetSystemMetrics (SM_CYCAPTION);
-	iBorderWidth = 2 * GetSystemMetrics (SM_CXSIZEFRAME);
-	iBorderHeight = 2 * GetSystemMetrics (SM_CYSIZEFRAME);
-	
-	/* Allow the full visual to be displayed */
-	pMinMaxInfo->ptMaxTrackSize.x
-	  = s_pScreenInfo->dwWidth + iBorderWidth;
-	pMinMaxInfo->ptMaxTrackSize.y
-	  = s_pScreenInfo->dwHeight + iBorderHeight + iCaptionHeight;
-      }
-      return 0;
-
-    case WM_ERASEBKGND:
-      winDebug ("winWindowProc - WM_ERASEBKGND\n");
-      /*
-       * Pretend that we did erase the background but we don't care,
-       * the application uses the full window estate. This avoids some
-       * flickering when resizing.
-       */
-      return TRUE;
-
-    case WM_PAINT:
-      /* Only paint if we have privates and the server is enabled */
-      if (s_pScreenPriv == NULL
-	  || !s_pScreenPriv->fEnabled
-	  || (s_pScreenInfo->fFullScreen && !s_pScreenPriv->fActive)
-	  || s_pScreenPriv->fBadDepth)
-	{
-	  /* We don't want to paint */
-	  break;
-	}
-
-      /* Break out here if we don't have a valid paint routine */
-      if (s_pScreenPriv->pwinBltExposedRegions == NULL)
-	break;
-      
-      /* Call the engine dependent repainter */
-      (*s_pScreenPriv->pwinBltExposedRegions) (s_pScreen);
-      return 0;
-
-    case WM_PALETTECHANGED:
-      {
-	winDebug ("winWindowProc - WM_PALETTECHANGED\n");
-	/*
-	 * Don't process if we don't have privates or a colormap,
-	 * or if we have an invalid depth.
-	 */
-	if (s_pScreenPriv == NULL
-	    || s_pScreenPriv->pcmapInstalled == NULL
-	    || s_pScreenPriv->fBadDepth)
-	  break;
-
-	/* Return if we caused the palette to change */
-	if ((HWND) wParam == hwnd)
-	  {
-	    /* Redraw the screen */
-	    (*s_pScreenPriv->pwinRedrawScreen) (s_pScreen);
-	    return 0;
-	  }
-	
-	/* Reinstall the windows palette */
-	(*s_pScreenPriv->pwinRealizeInstalledPalette) (s_pScreen);
-	
-	/* Redraw the screen */
-	(*s_pScreenPriv->pwinRedrawScreen) (s_pScreen);
-	return 0;
-      }
-
-    case WM_MOUSEMOVE:
-      /* We can't do anything without privates */
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-
-      /* We can't do anything without g_pwinPointer */
-      if (g_pwinPointer == NULL)
-        break;
-
-      /* Has the mouse pointer crossed screens? */
-      if (s_pScreen != miPointerGetScreen(g_pwinPointer))
-	miPointerSetScreen (g_pwinPointer, s_pScreenInfo->dwScreen,
-			       GET_X_LPARAM(lParam)-s_pScreenInfo->dwXOffset,
-			       GET_Y_LPARAM(lParam)-s_pScreenInfo->dwYOffset);
-
-      /* Are we tracking yet? */
-      if (!s_fTracking)
-	{
-	  TRACKMOUSEEVENT		tme;
-	  
-	  /* Setup data structure */
-	  ZeroMemory (&tme, sizeof (tme));
-	  tme.cbSize = sizeof (tme);
-	  tme.dwFlags = TME_LEAVE;
-	  tme.hwndTrack = hwnd;
-
-	  /* Call the tracking function */
-	  if (!(*g_fpTrackMouseEvent) (&tme))
-	    ErrorF ("winWindowProc - _TrackMouseEvent failed\n");
-
-	  /* Flag that we are tracking now */
-	  s_fTracking = TRUE;
-	}
-
-      /* Hide or show the Windows mouse cursor */
-      if (g_fSoftwareCursor && g_fCursor && (s_pScreenPriv->fActive || s_pScreenInfo->fLessPointer))
-	{
-	  /* Hide Windows cursor */
-	  g_fCursor = FALSE;
-	  ShowCursor (FALSE);
-	}
-      else if (g_fSoftwareCursor && !g_fCursor && !s_pScreenPriv->fActive
-	       && !s_pScreenInfo->fLessPointer)
-	{
-	  /* Show Windows cursor */
-	  g_fCursor = TRUE;
-	  ShowCursor (TRUE);
-	}
-      
-      /* Deliver absolute cursor position to X Server */
-      winEnqueueMotion(GET_X_LPARAM(lParam)-s_pScreenInfo->dwXOffset,
-		       GET_Y_LPARAM(lParam)-s_pScreenInfo->dwYOffset);
-      return 0;
-
-    case WM_NCMOUSEMOVE:
-      /*
-       * We break instead of returning 0 since we need to call
-       * DefWindowProc to get the mouse cursor changes
-       * and min/max/close button highlighting in Windows XP.
-       * The Platform SDK says that you should return 0 if you
-       * process this message, but it fails to mention that you
-       * will give up any default functionality if you do return 0.
-       */
-      
-      /* We can't do anything without privates */
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-      
-      /* Non-client mouse movement, show Windows cursor */
-      if (g_fSoftwareCursor && !g_fCursor)
-	{
-	  g_fCursor = TRUE;
-	  ShowCursor (TRUE);
-	}
-      break;
-
-    case WM_MOUSELEAVE:
-      /* Mouse has left our client area */
-
-      /* Flag that we are no longer tracking */
-      s_fTracking = FALSE;
-
-      /* Show the mouse cursor, if necessary */
-      if (g_fSoftwareCursor && !g_fCursor)
-	{
-	  g_fCursor = TRUE;
-	  ShowCursor (TRUE);
-	}
-      return 0;
-
-    case WM_LBUTTONDBLCLK:
-    case WM_LBUTTONDOWN:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-      if (s_pScreenInfo->fRootless
-#ifdef XWIN_MULTIWINDOWEXTWM
-	  || s_pScreenInfo->fMWExtWM
-#endif
-	  )
-	SetCapture (hwnd);
-      return winMouseButtonsHandle (s_pScreen, ButtonPress, Button1, wParam);
-      
-    case WM_LBUTTONUP:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-      if (s_pScreenInfo->fRootless
-#ifdef XWIN_MULTIWINDOWEXTWM
-	  || s_pScreenInfo->fMWExtWM
-#endif
-	  )
-	ReleaseCapture ();
-      return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button1, wParam);
-
-    case WM_MBUTTONDBLCLK:
-    case WM_MBUTTONDOWN:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-      if (s_pScreenInfo->fRootless
-#ifdef XWIN_MULTIWINDOWEXTWM
-	  || s_pScreenInfo->fMWExtWM
-#endif
-	  )
-	SetCapture (hwnd);
-      return winMouseButtonsHandle (s_pScreen, ButtonPress, Button2, wParam);
-      
-    case WM_MBUTTONUP:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-      if (s_pScreenInfo->fRootless
-#ifdef XWIN_MULTIWINDOWEXTWM
-	  || s_pScreenInfo->fMWExtWM
-#endif
-	  )
-	ReleaseCapture ();
-      return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button2, wParam);
-      
-    case WM_RBUTTONDBLCLK:
-    case WM_RBUTTONDOWN:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-      if (s_pScreenInfo->fRootless
-#ifdef XWIN_MULTIWINDOWEXTWM
-	  || s_pScreenInfo->fMWExtWM
-#endif
-	  )
-	SetCapture (hwnd);
-      return winMouseButtonsHandle (s_pScreen, ButtonPress, Button3, wParam);
-      
-    case WM_RBUTTONUP:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-      if (s_pScreenInfo->fRootless
-#ifdef XWIN_MULTIWINDOWEXTWM
-	  || s_pScreenInfo->fMWExtWM
-#endif
-	  )
-	ReleaseCapture ();
-      return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button3, wParam);
-
-    case WM_XBUTTONDBLCLK:
-    case WM_XBUTTONDOWN:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-      if (s_pScreenInfo->fRootless
-#ifdef XWIN_MULTIWINDOWEXTWM
-	  || s_pScreenInfo->fMWExtWM
-#endif
-	  )
-	SetCapture (hwnd);
-      return winMouseButtonsHandle (s_pScreen, ButtonPress, HIWORD(wParam) + 5, wParam);
-    case WM_XBUTTONUP:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-      if (s_pScreenInfo->fRootless
-#ifdef XWIN_MULTIWINDOWEXTWM
-	  || s_pScreenInfo->fMWExtWM
-#endif
-	  )
-	ReleaseCapture ();
-      return winMouseButtonsHandle (s_pScreen, ButtonRelease, HIWORD(wParam) + 5, wParam);
-
-    case WM_TIMER:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-
-      /* Branch on the timer id */
-      switch (wParam)
-	{
-	case WIN_E3B_TIMER_ID:
-	  /* Send delayed button press */
-	  winMouseButtonsSendEvent (ButtonPress,
-				    s_pScreenPriv->iE3BCachedPress);
-
-	  /* Kill this timer */
-	  KillTimer (s_pScreenPriv->hwndScreen, WIN_E3B_TIMER_ID);
-
-	  /* Clear screen privates flags */
-	  s_pScreenPriv->iE3BCachedPress = 0;
-	  break;
-
-	case WIN_POLLING_MOUSE_TIMER_ID:
-	  {
-	    POINT		point;
-	    WPARAM		wL, wM, wR, wShift, wCtrl;
-	    LPARAM		lPos;
-	    
-	    /* Get the current position of the mouse cursor */
-	    GetCursorPos (&point);
-	    
-	    /* Map from screen (-X, -Y) to root (0, 0) */
-	    point.x -= GetSystemMetrics (SM_XVIRTUALSCREEN);
-	    point.y -= GetSystemMetrics (SM_YVIRTUALSCREEN);
-	    
-	    /* Deliver absolute cursor position to X Server */
-	    winEnqueueMotion(point.x , point.y);
-
-	    /* Check if a button was released but we didn't see it */
-	    GetCursorPos (&point);
-	    wL = (GetKeyState (VK_LBUTTON) & 0x8000)?MK_LBUTTON:0;
-	    wM = (GetKeyState (VK_MBUTTON) & 0x8000)?MK_MBUTTON:0;
-	    wR = (GetKeyState (VK_RBUTTON) & 0x8000)?MK_RBUTTON:0;
-	    wShift = (GetKeyState (VK_SHIFT) & 0x8000)?MK_SHIFT:0;
-	    wCtrl = (GetKeyState (VK_CONTROL) & 0x8000)?MK_CONTROL:0;
-	    lPos = MAKELPARAM(point.x, point.y);
-	    if (g_fButton[0] & !wL)
-	    PostMessage (hwnd, WM_LBUTTONUP, wCtrl|wM|wR|wShift, lPos);
-	    if (g_fButton[1] & !wM)
-	      PostMessage (hwnd, WM_MBUTTONUP, wCtrl|wL|wR|wShift, lPos);
-	    if (g_fButton[2] & !wR)
-	      PostMessage (hwnd, WM_RBUTTONUP, wCtrl|wL|wM|wShift, lPos);
-	  }
-	}
-      return 0;
-
-    case WM_CTLCOLORSCROLLBAR:
-      FatalError ("winWindowProc - WM_CTLCOLORSCROLLBAR - We are not "
-		  "supposed to get this message.  Exiting.\n");
-      return 0;
-
-    case WM_MOUSEWHEEL:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-      winDebug ("winWindowProc - WM_MOUSEWHEEL\n");
-      winMouseWheel (s_pScreen, GET_WHEEL_DELTA_WPARAM(wParam));
-      break;
-
-    case WM_SETFOCUS:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-
-      /* Save handle of our main window that last received focus */
-      g_hwndKeyboardFocus = hwnd;
-
-      /* Restore the state of all mode keys */
-      winRestoreModeKeyStates ();
-
-      /* Add the keyboard hook if possible */
-      if (g_fKeyboardHookLL)
-	g_fKeyboardHookLL = winInstallKeyboardHookLL ();
-      return 0;
-
-    case WM_KILLFOCUS:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-
-      /* Clear handle of our main window that last received focus */
-      g_hwndKeyboardFocus = NULL;
-
-      /* Release any pressed keys */
-      winKeybdReleaseKeys ();
-
-      /* Remove our keyboard hook if it is installed */
-      winRemoveKeyboardHookLL ();
-      return 0;
-
-    case WM_SYSKEYDOWN:
-    case WM_KEYDOWN:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-
-      /*
-       * FIXME: Catching Alt-F4 like this is really terrible.  This should
-       * be generalized to handle other Windows keyboard signals.  Actually,
-       * the list keys to catch and the actions to perform when caught should
-       * be configurable; that way user's can customize the keys that they
-       * need to have passed through to their window manager or apps, or they
-       * can remap certain actions to new key codes that do not conflict
-       * with the X apps that they are using.  Yeah, that'll take awhile.
-       */
-      if ((s_pScreenInfo->fUseWinKillKey && wParam == VK_F4
-	   && (GetKeyState (VK_MENU) & 0x8000))
-	  || (s_pScreenInfo->fUseUnixKillKey && wParam == VK_BACK
-	      && (GetKeyState (VK_MENU) & 0x8000)
-	      && (GetKeyState (VK_CONTROL) & 0x8000)))
-	{
-	  /*
-	   * Better leave this message here, just in case some unsuspecting
-	   * user enters Alt + F4 and is surprised when the application
-	   * quits.
-	   */
-	  winDebug ("winWindowProc - WM_*KEYDOWN - Closekey hit, quitting\n");
-	  
-	  /* Display Exit dialog */
-	  winDisplayExitDialog (s_pScreenPriv);
-	  return 0;
-	}
-      
-      /*
-       * Don't do anything for the Windows keys, as focus will soon
-       * be returned to Windows.  We may be able to trap the Windows keys,
-       * but we should determine if that is desirable before doing so.
-       */
-      if ((wParam == VK_LWIN || wParam == VK_RWIN) && !g_fKeyboardHookLL)
-	break;
-
-      /* 
-       * Discard presses generated from Windows auto-repeat
-       */
-      if (lParam & (1<<30))
-      {
-        switch (wParam)
-        {
-          /* ago: Pressing LControl while RControl is pressed is 
-           * Indicated as repeat. Fix this!
-           */
-          case VK_CONTROL:
-          case VK_SHIFT:
-            if (winCheckKeyPressed(wParam, lParam))
-              return 0;
-            break;
-          default:
-            return 0;
-        }
-      } 
-      
-      /* Discard fake Ctrl_L presses that precede AltGR on non-US keyboards */
-      if (winIsFakeCtrl_L (message, wParam, lParam))
-	return 0;
-      
-      /* Translate Windows key code to X scan code */
-      winTranslateKey (wParam, lParam, &iScanCode);
-
-      /* Ignore repeats for CapsLock */
-      if (wParam == VK_CAPITAL)
-	lParam = 1;
-
-      /* Send the key event(s) */
-      for (i = 0; i < LOWORD(lParam); ++i)
-	winSendKeyEvent (iScanCode, TRUE);
-      return 0;
-
-    case WM_SYSKEYUP:
-    case WM_KEYUP:
-      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
-	break;
-
-      /*
-       * Don't do anything for the Windows keys, as focus will soon
-       * be returned to Windows.  We may be able to trap the Windows keys,
-       * but we should determine if that is desirable before doing so.
-       */
-      if ((wParam == VK_LWIN || wParam == VK_RWIN) && !g_fKeyboardHookLL)
-	break;
-
-      /* Ignore the fake Ctrl_L that follows an AltGr release */
-      if (winIsFakeCtrl_L (message, wParam, lParam))
-	return 0;
-
-      /* Enqueue a keyup event */
-      winTranslateKey (wParam, lParam, &iScanCode);
-      winSendKeyEvent (iScanCode, FALSE);
-
-      /* Release all pressed shift keys */
-      if (wParam == VK_SHIFT) 
-        winFixShiftKeys (iScanCode);
-      return 0;
-
-    case WM_HOTKEY:
-      if (s_pScreenPriv == NULL)
-	break;
-
-      /* Call the engine-specific hot key handler */
-      (*s_pScreenPriv->pwinHotKeyAltTab) (s_pScreen);
-      return 0;
-
-    case WM_ACTIVATE:
-      if (s_pScreenPriv == NULL
-	  || s_pScreenInfo->fIgnoreInput)
-	break;
-
-      /* TODO: Override display of window when we have a bad depth */
-      if (LOWORD(wParam) != WA_INACTIVE && s_pScreenPriv->fBadDepth)
-	{
-	  winDebug ("winWindowProc - WM_ACTIVATE - Bad depth, trying "
-		  "to override window activation\n");
-
-	  /* Minimize the window */
-	  ShowWindow (hwnd, SW_MINIMIZE);
-
-	  /* Display dialog box */
-	  if (g_hDlgDepthChange != NULL)
-	    {
-	      /* Make the existing dialog box active */
-	      SetActiveWindow (g_hDlgDepthChange);
-	    }
-	  else
-	    {
-	      /* TODO: Recreate the dialog box and bring to the top */
-	      ShowWindow (g_hDlgDepthChange, SW_SHOWDEFAULT);
-	    }
-
-	  /* Don't do any other processing of this message */
-	  return 0;
-	}
-
-      winDebug ("winWindowProc - WM_ACTIVATE\n");
-
-      /*
-       * Focus is being changed to another window.
-       * The other window may or may not belong to
-       * our process.
-       */
-
-      /* Clear any lingering wheel delta */
-      s_pScreenPriv->iDeltaZ = 0;
-
-      /* Reshow the Windows mouse cursor if we are being deactivated */
-      if (g_fSoftwareCursor && LOWORD(wParam) == WA_INACTIVE
-	  && !g_fCursor)
-	{
-	  /* Show Windows cursor */
-	  g_fCursor = TRUE;
-	  ShowCursor (TRUE);
-	}
-      return 0;
-
-    case WM_ACTIVATEAPP:
-      if (s_pScreenPriv == NULL
-	  || s_pScreenInfo->fIgnoreInput)
-	break;
-
-      winDebug ("winWindowProc - WM_ACTIVATEAPP\n");
-
-      /* Activate or deactivate */
-      s_pScreenPriv->fActive = wParam;
-
-      /* Reshow the Windows mouse cursor if we are being deactivated */
-      if (g_fSoftwareCursor && !s_pScreenPriv->fActive
-	  && !g_fCursor)
-	{
-	  /* Show Windows cursor */
-	  g_fCursor = TRUE;
-	  ShowCursor (TRUE);
-	}
-
-#ifdef XWIN_CLIPBOARD
-      /* Make sure the clipboard chain is ok. */
-      winFixClipboardChain ();
-#endif
-
-      /* Call engine specific screen activation/deactivation function */
-      (*s_pScreenPriv->pwinActivateApp) (s_pScreen);
-
-#ifdef XWIN_MULTIWINDOWEXTWM
-      if (s_pScreenPriv->fActive)
-	{
-	  /* Restack all window unless using built-in wm. */
-	  if (s_pScreenInfo->fInternalWM && s_pScreenInfo->fAnotherWMRunning)
-	    winMWExtWMRestackWindows (s_pScreen);
-	}
-#endif
-
-      return 0;
-
-    case WM_COMMAND:
-      switch (LOWORD (wParam))
-	{
-	case ID_APP_EXIT:
-	  /* Display Exit dialog */
-	  winDisplayExitDialog (s_pScreenPriv);
-	  return 0;
-
-#ifdef XWIN_MULTIWINDOW
-	case ID_APP_HIDE_ROOT:
-	  if (s_pScreenPriv->fRootWindowShown)
-	    ShowWindow (s_pScreenPriv->hwndScreen, SW_HIDE);
-	  else
-	    ShowWindow (s_pScreenPriv->hwndScreen, SW_SHOW);
-	  s_pScreenPriv->fRootWindowShown = !s_pScreenPriv->fRootWindowShown;
-	  return 0;
-#endif
-
-	case ID_APP_ABOUT:
-	  /* Display the About box */
-	  winDisplayAboutDialog (s_pScreenPriv);
-	  return 0;
-
-	default:
-	  /* It's probably one of the custom menus... */
-	  if (HandleCustomWM_COMMAND (0, LOWORD (wParam)))
-	    return 0;
-	}
-      break;
-
-    case WM_ENDSESSION:
-    case WM_GIVEUP:
-      /* Tell X that we are giving up */
-#ifdef XWIN_MULTIWINDOW
-      if (s_pScreenInfo->fMultiWindow)
-	winDeinitMultiWindowWM ();
-#endif
-      g_fClipboardStarted=FALSE; /* This is to avoid dead-locls caused by the clipboard thread still doing some stuff */
-      GiveUp (0);
-      return 0;
-
-    case WM_CLOSE:
-      /* Display Exit dialog */
-      winDisplayExitDialog (s_pScreenPriv);
-      return 0;
-
-    case WM_SETCURSOR:
-      if (LOWORD(lParam) == HTCLIENT)
-	{
-	  if (!g_fSoftwareCursor) SetCursor (s_pScreenPriv->cursor.handle);
-	  return TRUE;
-	}
-      break;
-
-#ifdef XWIN_MULTIWINDOWEXTWM
-    case WM_MANAGE:
-      winDebug ("winWindowProc - WM_MANAGE\n");
-      s_pScreenInfo->fAnotherWMRunning = FALSE;
-
-      if (s_pScreenInfo->fInternalWM)
-	{
-	  EnumThreadWindows (g_dwCurrentThreadID, winMWExtWMDecorateWindow, 0);
-	  //RootlessRepositionWindows (s_pScreen);
-	}
-      break;
-
-    case WM_UNMANAGE:
-      winDebug ("winWindowProc - WM_UNMANAGE\n");
-      s_pScreenInfo->fAnotherWMRunning = TRUE;
-
-      if (s_pScreenInfo->fInternalWM)
-	{
-	  EnumThreadWindows (g_dwCurrentThreadID, winMWExtWMDecorateWindow, 0);
-	  winMWExtWMRestackWindows (s_pScreen);
-	}
-      break;
-#endif
-
-    default:
-      if(message == s_uTaskbarRestart)
-	{
-	  winInitNotifyIcon (s_pScreenPriv,FALSE);
-	}
-      break;
-    }
-
-  return DefWindowProc (hwnd, message, wParam, lParam);
-}
+/*

+ *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.

+ *

+ *Permission is hereby granted, free of charge, to any person obtaining

+ * a copy of this software and associated documentation files (the

+ *"Software"), to deal in the Software without restriction, including

+ *without limitation the rights to use, copy, modify, merge, publish,

+ *distribute, sublicense, and/or sell copies of the Software, and to

+ *permit persons to whom the Software is furnished to do so, subject to

+ *the following conditions:

+ *

+ *The above copyright notice and this permission notice shall be

+ *included in all copies or substantial portions of the Software.

+ *

+ *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

+ *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

+ *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

+ *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR

+ *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF

+ *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION

+ *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

+ *

+ *Except as contained in this notice, the name of the XFree86 Project

+ *shall not be used in advertising or otherwise to promote the sale, use

+ *or other dealings in this Software without prior written authorization

+ *from the XFree86 Project.

+ *

+ * Authors:	Dakshinamurthy Karra

+ *		Suhaib M Siddiqi

+ *		Peter Busch

+ *		Harold L Hunt II

+ *		MATSUZAKI Kensuke

+ */

+

+#ifdef HAVE_XWIN_CONFIG_H

+#include <xwin-config.h>

+#endif

+#include "win.h"

+#include <commctrl.h>

+#include "winprefs.h"

+#include "winconfig.h"

+#include "winmsg.h"

+#include "inputstr.h"

+

+#ifndef XKB_IN_SERVER

+#define XKB_IN_SERVER

+#endif

+#include <xkbsrv.h>

+/*

+ * Global variables

+ */

+

+extern Bool		g_fClipboardStarted;

+Bool				g_fCursor = TRUE;

+Bool				g_fButton[3] = { FALSE, FALSE, FALSE };

+

+

+/*

+ * Called by winWakeupHandler

+ * Processes current Windows message

+ */

+

+LRESULT CALLBACK

+winWindowProc (HWND hwnd, UINT message, 

+	       WPARAM wParam, LPARAM lParam)

+{

+  static winPrivScreenPtr	s_pScreenPriv = NULL;

+  static winScreenInfo		*s_pScreenInfo = NULL;

+  static ScreenPtr		s_pScreen = NULL;

+  static HWND			s_hwndLastPrivates = NULL;

+  static HINSTANCE		s_hInstance;

+  static Bool			s_fTracking = FALSE;

+  static unsigned long		s_ulServerGeneration = 0;

+  static UINT			s_uTaskbarRestart = 0;

+  int				iScanCode;

+  int				i;

+

+  winDebugWin32Message("winWindowProc", hwnd, message, wParam, lParam);

+  

+  /* Watch for server regeneration */

+  if (g_ulServerGeneration != s_ulServerGeneration)

+    {

+      /* Store new server generation */

+      s_ulServerGeneration = g_ulServerGeneration;

+    }

+

+  /* Only retrieve new privates pointers if window handle is null or changed */

+  if ((s_pScreenPriv == NULL || hwnd != s_hwndLastPrivates)

+      && (s_pScreenPriv = GetProp (hwnd, WIN_SCR_PROP)) != NULL)

+    {

+      winDebug ("winWindowProc - Setting privates handle\n");

+      s_pScreenInfo = s_pScreenPriv->pScreenInfo;

+      s_pScreen = s_pScreenInfo->pScreen;

+      s_hwndLastPrivates = hwnd;

+    }

+  else if (s_pScreenPriv == NULL)

+    {

+      /* For safety, handle case that should never happen */

+      s_pScreenInfo = NULL;

+      s_pScreen = NULL;

+      s_hwndLastPrivates = NULL;

+    }

+

+  /* Branch on message type */

+  switch (message)

+    {

+    case WM_TRAYICON:

+      return winHandleIconMessage (hwnd, message, wParam, lParam,

+				   s_pScreenPriv);

+

+    case WM_CREATE:

+      winDebug ("winWindowProc - WM_CREATE\n");

+      

+      /*

+       * Add a property to our display window that references

+       * this screens' privates.

+       *

+       * This allows the window procedure to refer to the

+       * appropriate window DC and shadow DC for the window that

+       * it is processing.  We use this to repaint exposed

+       * areas of our display window.

+       */

+      s_pScreenPriv = ((LPCREATESTRUCT) lParam)->lpCreateParams;

+      s_hInstance = ((LPCREATESTRUCT) lParam)->hInstance;

+      s_pScreenInfo = s_pScreenPriv->pScreenInfo;

+      s_pScreen = s_pScreenInfo->pScreen;

+      s_hwndLastPrivates = hwnd;

+      s_uTaskbarRestart = RegisterWindowMessage(TEXT("TaskbarCreated"));

+      SetProp (hwnd, WIN_SCR_PROP, s_pScreenPriv);

+

+      /* Setup tray icon */

+      if (!s_pScreenInfo->fNoTrayIcon)

+	{

+	  /*

+	   * NOTE: The WM_CREATE message is processed before CreateWindowEx

+	   * returns, so s_pScreenPriv->hwndScreen is invalid at this point.

+	   * We go ahead and copy our hwnd parameter over top of the screen

+	   * privates hwndScreen so that we have a valid value for

+	   * that member.  Otherwise, the tray icon will disappear

+	   * the first time you move the mouse over top of it.

+	   */

+	  

+	  s_pScreenPriv->hwndScreen = hwnd;

+

+	  winInitNotifyIcon (s_pScreenPriv,FALSE);

+	}

+      return 0;

+

+    case WM_DISPLAYCHANGE:

+      /* We cannot handle a display mode change during initialization */

+      if (s_pScreenInfo == NULL)

+	FatalError ("winWindowProc - WM_DISPLAYCHANGE - The display "

+		    "mode changed while we were intializing.  This is "

+		    "very bad and unexpected.  Exiting.\n");

+

+      /*

+       * We do not care about display changes with

+       * fullscreen DirectDraw engines, because those engines set

+       * their own mode when they become active.

+       */

+      if (s_pScreenInfo->fFullScreen

+	  && (s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD

+	      || s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL

+#ifdef XWIN_PRIMARYFB

+	      || s_pScreenInfo->dwEngine == WIN_SERVER_PRIMARY_DD

+#endif

+	      ))

+	{

+	  /* 

+	   * Store the new display dimensions and depth.

+	   * We do this here for future compatibility in case we

+	   * ever allow switching from fullscreen to windowed mode.

+	   */

+	  s_pScreenPriv->dwLastWindowsWidth = GetSystemMetrics (SM_CXSCREEN);

+	  s_pScreenPriv->dwLastWindowsHeight = GetSystemMetrics (SM_CYSCREEN);

+	  s_pScreenPriv->dwLastWindowsBitsPixel

+	    = GetDeviceCaps (s_pScreenPriv->hdcScreen, BITSPIXEL);	  

+	  break;

+	}

+      

+      winDebug ("winWindowProc - WM_DISPLAYCHANGE - orig bpp: %d, last bpp: %d, "

+	      "new bpp: %d\n",

+	      (int) s_pScreenInfo->dwBPP,

+	      (int) s_pScreenPriv->dwLastWindowsBitsPixel,

+	      wParam);

+

+      winDebug ("winWindowProc - WM_DISPLAYCHANGE - new width: %d "

+	      "new height: %d\n",

+	      LOWORD (lParam), HIWORD (lParam));

+

+      /*

+       * TrueColor --> TrueColor depth changes are disruptive for:

+       *	Windowed:

+       *		Shadow DirectDraw

+       *		Shadow DirectDraw Non-Locking

+       *		Primary DirectDraw

+       *

+       * TrueColor --> TrueColor depth changes are non-optimal for:

+       *	Windowed:

+       *		Shadow GDI

+       *

+       *	FullScreen:

+       *		Shadow GDI

+       *

+       * TrueColor --> PseudoColor or vice versa are disruptive for:

+       *	Windowed:

+       *		Shadow DirectDraw

+       *		Shadow DirectDraw Non-Locking

+       *		Primary DirectDraw

+       *		Shadow GDI

+       */

+

+      /*

+       * Check for a disruptive change in depth.

+       * We can only display a message for a disruptive depth change,

+       * we cannot do anything to correct the situation.

+       */

+      if ((s_pScreenInfo->dwBPP != wParam)

+	  && (s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DD

+	      || s_pScreenInfo->dwEngine == WIN_SERVER_SHADOW_DDNL

+#ifdef XWIN_PRIMARYFB

+	      || s_pScreenInfo->dwEngine == WIN_SERVER_PRIMARY_DD

+#endif

+	      ))

+	{

+	  /* Cannot display the visual until the depth is restored */

+	  winDebug ("winWindowProc - Disruptive change in depth\n");

+

+	  /* Display Exit dialog */

+	  winDisplayDepthChangeDialog (s_pScreenPriv);

+

+	  /* Flag that we have an invalid screen depth */

+	  s_pScreenPriv->fBadDepth = TRUE;

+

+	  /* Minimize the display window */

+	  ShowWindow (hwnd, SW_MINIMIZE);

+	}

+      else

+	{

+	  /* Flag that we have a valid screen depth */

+	  s_pScreenPriv->fBadDepth = FALSE;

+	}

+      

+      /*

+       * Check for a change in display dimensions.

+       * We can simply recreate the same-sized primary surface when

+       * the display dimensions change.

+       */

+      if (s_pScreenPriv->dwLastWindowsWidth != LOWORD (lParam)

+	  || s_pScreenPriv->dwLastWindowsHeight != HIWORD (lParam))

+	{

+	  /*

+	   * NOTE: The non-DirectDraw engines set the ReleasePrimarySurface

+	   * and CreatePrimarySurface function pointers to point

+	   * to the no operation function, NoopDDA.  This allows us

+	   * to blindly call these functions, even if they are not

+	   * relevant to the current engine (e.g., Shadow GDI).

+	   */

+

+	  winDebug ("winWindowProc - WM_DISPLAYCHANGE - Dimensions changed\n");

+	  

+	  /* Release the old primary surface */

+	  (*s_pScreenPriv->pwinReleasePrimarySurface) (s_pScreen);

+

+	  winDebug ("winWindowProc - WM_DISPLAYCHANGE - Released "

+		  "primary surface\n");

+

+	  /* Create the new primary surface */

+	  (*s_pScreenPriv->pwinCreatePrimarySurface) (s_pScreen);

+

+	  winDebug ("winWindowProc - WM_DISPLAYCHANGE - Recreated "

+		  "primary surface\n");

+

+#if 0

+	  /* Multi-Window mode uses RandR for resizes */

+	  if (s_pScreenInfo->fMultiWindow)

+	    {

+	      RRSetScreenConfig ();

+	    }

+#endif

+	}

+      else

+	{

+	  winDebug ("winWindowProc - WM_DISPLAYCHANGE - Dimensions did not "

+		  "change\n");

+	}

+

+      /* Store the new display dimensions and depth */

+      if (s_pScreenInfo->fMultipleMonitors)

+	{

+	  s_pScreenPriv->dwLastWindowsWidth

+	    = GetSystemMetrics (SM_CXVIRTUALSCREEN);

+	  s_pScreenPriv->dwLastWindowsHeight

+	    = GetSystemMetrics (SM_CYVIRTUALSCREEN);

+	}

+      else

+	{

+	  s_pScreenPriv->dwLastWindowsWidth

+	    = GetSystemMetrics (SM_CXSCREEN);

+	  s_pScreenPriv->dwLastWindowsHeight

+	    = GetSystemMetrics (SM_CYSCREEN);

+	}

+      s_pScreenPriv->dwLastWindowsBitsPixel

+	= GetDeviceCaps (s_pScreenPriv->hdcScreen, BITSPIXEL);

+      break;

+

+    case WM_SIZE:

+      {

+	SCROLLINFO		si;

+	RECT			rcWindow;

+	int			iWidth, iHeight;

+

+	winDebug ("winWindowProc - WM_SIZE\n");

+

+	/* Break if we do not use scrollbars */

+	if (!s_pScreenInfo->fScrollbars

+	    || !s_pScreenInfo->fDecoration

+#ifdef XWIN_MULTIWINDOWEXTWM

+	    || s_pScreenInfo->fMWExtWM

+#endif

+	    || s_pScreenInfo->fRootless

+#ifdef XWIN_MULTIWINDOW

+	    || s_pScreenInfo->fMultiWindow

+#endif

+	    || s_pScreenInfo->fFullScreen)

+	  break;

+

+	/* No need to resize if we get minimized */

+	if (wParam == SIZE_MINIMIZED)

+	  return 0;

+

+	/*

+	 * Get the size of the whole window, including client area,

+	 * scrollbars, and non-client area decorations (caption, borders).

+	 * We do this because we need to check if the client area

+	 * without scrollbars is large enough to display the whole visual.

+	 * The new client area size passed by lParam already subtracts

+	 * the size of the scrollbars if they are currently displayed.

+	 * So checking is LOWORD(lParam) == visual_width and

+	 * HIWORD(lParam) == visual_height will never tell us to hide

+	 * the scrollbars because the client area would always be too small.

+	 * GetClientRect returns the same sizes given by lParam, so we

+	 * cannot use GetClientRect either.

+	 */

+	GetWindowRect (hwnd, &rcWindow);

+	iWidth = rcWindow.right - rcWindow.left;

+	iHeight = rcWindow.bottom - rcWindow.top;

+

+	winDebug ("winWindowProc - WM_SIZE - window w: %d h: %d, "

+		"new client area w: %d h: %d\n",

+		iWidth, iHeight, LOWORD (lParam), HIWORD (lParam));

+

+	/* Subtract the frame size from the window size. */

+	iWidth -= 2 * GetSystemMetrics (SM_CXSIZEFRAME);

+	iHeight -= (2 * GetSystemMetrics (SM_CYSIZEFRAME)

+		    + GetSystemMetrics (SM_CYCAPTION));

+

+	/*

+	 * Update scrollbar page sizes.

+	 * NOTE: If page size == range, then the scrollbar is

+	 * automatically hidden.

+	 */

+

+	/* Is the naked client area large enough to show the whole visual? */

+	if (iWidth < s_pScreenInfo->dwWidth

+	    || iHeight < s_pScreenInfo->dwHeight)

+	  {

+	    /* Client area too small to display visual, use scrollbars */

+	    iWidth -= GetSystemMetrics (SM_CXVSCROLL);

+	    iHeight -= GetSystemMetrics (SM_CYHSCROLL);

+	  }

+	

+	/* Set the horizontal scrollbar page size */

+	si.cbSize = sizeof (si);

+	si.fMask = SIF_PAGE | SIF_RANGE;

+	si.nMin = 0;

+	si.nMax = s_pScreenInfo->dwWidth - 1;

+	si.nPage = iWidth;

+	SetScrollInfo (hwnd, SB_HORZ, &si, TRUE);

+	

+	/* Set the vertical scrollbar page size */

+	si.cbSize = sizeof (si);

+	si.fMask = SIF_PAGE | SIF_RANGE;

+	si.nMin = 0;

+	si.nMax = s_pScreenInfo->dwHeight - 1;

+	si.nPage = iHeight;

+	SetScrollInfo (hwnd, SB_VERT, &si, TRUE);

+

+	/*

+	 * NOTE: Scrollbars may have moved if they were at the 

+	 * far right/bottom, so we query their current position.

+	 */

+	

+	/* Get the horizontal scrollbar position and set the offset */

+	si.cbSize = sizeof (si);

+	si.fMask = SIF_POS;

+	GetScrollInfo (hwnd, SB_HORZ, &si);

+	s_pScreenInfo->dwXOffset = -si.nPos;

+	

+	/* Get the vertical scrollbar position and set the offset */

+	si.cbSize = sizeof (si);

+	si.fMask = SIF_POS;

+	GetScrollInfo (hwnd, SB_VERT, &si);

+	s_pScreenInfo->dwYOffset = -si.nPos;

+      }

+      return 0;

+

+    case WM_VSCROLL:

+      {

+	SCROLLINFO		si;

+	int			iVertPos;

+

+	winDebug ("winWindowProc - WM_VSCROLL\n");

+      

+	/* Get vertical scroll bar info */

+	si.cbSize = sizeof (si);

+	si.fMask = SIF_ALL;

+	GetScrollInfo (hwnd, SB_VERT, &si);

+

+	/* Save the vertical position for comparison later */

+	iVertPos = si.nPos;

+

+	/*

+	 * Don't forget:

+	 * moving the scrollbar to the DOWN, scroll the content UP

+	 */

+	switch (LOWORD(wParam))

+	  {

+	  case SB_TOP:

+	    si.nPos = si.nMin;

+	    break;

+	  

+	  case SB_BOTTOM:

+	    si.nPos = si.nMax - si.nPage + 1;

+	    break;

+

+	  case SB_LINEUP:

+	    si.nPos -= 1;

+	    break;

+	  

+	  case SB_LINEDOWN:

+	    si.nPos += 1;

+	    break;

+	  

+	  case SB_PAGEUP:

+	    si.nPos -= si.nPage;

+	    break;

+	  

+	  case SB_PAGEDOWN:

+	    si.nPos += si.nPage;

+	    break;

+

+	  case SB_THUMBTRACK:

+	    si.nPos = si.nTrackPos;

+	    break;

+

+	  default:

+	    break;

+	  }

+

+	/*

+	 * We retrieve the position after setting it,

+	 * because Windows may adjust it.

+	 */

+	si.fMask = SIF_POS;

+	SetScrollInfo (hwnd, SB_VERT, &si, TRUE);

+	GetScrollInfo (hwnd, SB_VERT, &si);

+      

+	/* Scroll the window if the position has changed */

+	if (si.nPos != iVertPos)

+	  {

+	    /* Save the new offset for bit block transfers, etc. */

+	    s_pScreenInfo->dwYOffset = -si.nPos;

+

+	    /* Change displayed region in the window */

+	    ScrollWindowEx (hwnd,

+			    0,

+			    iVertPos - si.nPos,

+			    NULL,

+			    NULL,

+			    NULL,

+			    NULL,

+			    SW_INVALIDATE);

+	  

+	    /* Redraw the window contents */

+	    UpdateWindow (hwnd);

+	  }

+      }

+      return 0;

+

+    case WM_HSCROLL:

+      {

+	SCROLLINFO		si;

+	int			iHorzPos;

+

+	winDebug ("winWindowProc - WM_HSCROLL\n");

+      

+	/* Get horizontal scroll bar info */

+	si.cbSize = sizeof (si);

+	si.fMask = SIF_ALL;

+	GetScrollInfo (hwnd, SB_HORZ, &si);

+

+	/* Save the horizontal position for comparison later */

+	iHorzPos = si.nPos;

+

+	/*

+	 * Don't forget:

+	 * moving the scrollbar to the RIGHT, scroll the content LEFT

+	 */

+	switch (LOWORD(wParam))

+	  {

+	  case SB_LEFT:

+	    si.nPos = si.nMin;

+	    break;

+	  

+	  case SB_RIGHT:

+	    si.nPos = si.nMax - si.nPage + 1;

+	    break;

+

+	  case SB_LINELEFT:

+	    si.nPos -= 1;

+	    break;

+	  

+	  case SB_LINERIGHT:

+	    si.nPos += 1;

+	    break;

+	  

+	  case SB_PAGELEFT:

+	    si.nPos -= si.nPage;

+	    break;

+	  

+	  case SB_PAGERIGHT:

+	    si.nPos += si.nPage;

+	    break;

+

+	  case SB_THUMBTRACK:

+	    si.nPos = si.nTrackPos;

+	    break;

+

+	  default:

+	    break;

+	  }

+

+	/*

+	 * We retrieve the position after setting it,

+	 * because Windows may adjust it.

+	 */

+	si.fMask = SIF_POS;

+	SetScrollInfo (hwnd, SB_HORZ, &si, TRUE);

+	GetScrollInfo (hwnd, SB_HORZ, &si);

+      

+	/* Scroll the window if the position has changed */

+	if (si.nPos != iHorzPos)

+	  {

+	    /* Save the new offset for bit block transfers, etc. */

+	    s_pScreenInfo->dwXOffset = -si.nPos;

+

+	    /* Change displayed region in the window */

+	    ScrollWindowEx (hwnd,

+			    iHorzPos - si.nPos,

+			    0,

+			    NULL,

+			    NULL,

+			    NULL,

+			    NULL,

+			    SW_INVALIDATE);

+	  

+	    /* Redraw the window contents */

+	    UpdateWindow (hwnd);

+	  }

+      }

+      return 0;

+

+    case WM_GETMINMAXINFO:

+      {

+	MINMAXINFO		*pMinMaxInfo = (MINMAXINFO *) lParam;

+	int			iCaptionHeight;

+	int			iBorderHeight, iBorderWidth;

+

+	winDebug ("winWindowProc - WM_GETMINMAXINFO - pScreenInfo: %08x\n",

+		s_pScreenInfo);

+

+	/* Can't do anything without screen info */

+	if (s_pScreenInfo == NULL

+	    || !s_pScreenInfo->fScrollbars

+	    || s_pScreenInfo->fFullScreen

+	    || !s_pScreenInfo->fDecoration

+#ifdef XWIN_MULTIWINDOWEXTWM

+	    || s_pScreenInfo->fMWExtWM

+#endif

+	    || s_pScreenInfo->fRootless

+#ifdef XWIN_MULTIWINDOW

+	    || s_pScreenInfo->fMultiWindow

+#endif

+	    )

+	  break;

+

+	/*

+	 * Here we can override the maximum tracking size, which

+	 * is the largest size that can be assigned to our window

+	 * via the sizing border.

+	 */

+

+	/*

+	 * FIXME: Do we only need to do this once, since our visual size

+	 * does not change?  Does Windows store this value statically

+	 * once we have set it once?

+	 */

+

+	/* Get the border and caption sizes */

+	iCaptionHeight = GetSystemMetrics (SM_CYCAPTION);

+	iBorderWidth = 2 * GetSystemMetrics (SM_CXSIZEFRAME);

+	iBorderHeight = 2 * GetSystemMetrics (SM_CYSIZEFRAME);

+	

+	/* Allow the full visual to be displayed */

+	pMinMaxInfo->ptMaxTrackSize.x

+	  = s_pScreenInfo->dwWidth + iBorderWidth;

+	pMinMaxInfo->ptMaxTrackSize.y

+	  = s_pScreenInfo->dwHeight + iBorderHeight + iCaptionHeight;

+      }

+      return 0;

+

+    case WM_ERASEBKGND:

+      winDebug ("winWindowProc - WM_ERASEBKGND\n");

+      /*

+       * Pretend that we did erase the background but we don't care,

+       * the application uses the full window estate. This avoids some

+       * flickering when resizing.

+       */

+      return TRUE;

+

+    case WM_PAINT:

+      /* Only paint if we have privates and the server is enabled */

+      if (s_pScreenPriv == NULL

+	  || !s_pScreenPriv->fEnabled

+	  || (s_pScreenInfo->fFullScreen && !s_pScreenPriv->fActive)

+	  || s_pScreenPriv->fBadDepth)

+	{

+	  /* We don't want to paint */

+	  break;

+	}

+

+      /* Break out here if we don't have a valid paint routine */

+      if (s_pScreenPriv->pwinBltExposedRegions == NULL)

+	break;

+      

+      /* Call the engine dependent repainter */

+      (*s_pScreenPriv->pwinBltExposedRegions) (s_pScreen);

+      return 0;

+

+    case WM_PALETTECHANGED:

+      {

+	winDebug ("winWindowProc - WM_PALETTECHANGED\n");

+	/*

+	 * Don't process if we don't have privates or a colormap,

+	 * or if we have an invalid depth.

+	 */

+	if (s_pScreenPriv == NULL

+	    || s_pScreenPriv->pcmapInstalled == NULL

+	    || s_pScreenPriv->fBadDepth)

+	  break;

+

+	/* Return if we caused the palette to change */

+	if ((HWND) wParam == hwnd)

+	  {

+	    /* Redraw the screen */

+	    (*s_pScreenPriv->pwinRedrawScreen) (s_pScreen);

+	    return 0;

+	  }

+	

+	/* Reinstall the windows palette */

+	(*s_pScreenPriv->pwinRealizeInstalledPalette) (s_pScreen);

+	

+	/* Redraw the screen */

+	(*s_pScreenPriv->pwinRedrawScreen) (s_pScreen);

+	return 0;

+      }

+

+    case WM_MOUSEMOVE:

+      /* We can't do anything without privates */

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+

+      /* We can't do anything without g_pwinPointer */

+      if (g_pwinPointer == NULL)

+        break;

+

+      /* Has the mouse pointer crossed screens? */

+      if (s_pScreen != miPointerGetScreen(g_pwinPointer))

+	miPointerSetScreen (g_pwinPointer, s_pScreenInfo->dwScreen,

+			       GET_X_LPARAM(lParam)-s_pScreenInfo->dwXOffset,

+			       GET_Y_LPARAM(lParam)-s_pScreenInfo->dwYOffset);

+

+      /* Are we tracking yet? */

+      if (!s_fTracking)

+	{

+	  TRACKMOUSEEVENT		tme;

+	  

+	  /* Setup data structure */

+	  ZeroMemory (&tme, sizeof (tme));

+	  tme.cbSize = sizeof (tme);

+	  tme.dwFlags = TME_LEAVE;

+	  tme.hwndTrack = hwnd;

+

+	  /* Call the tracking function */

+	  if (!(*g_fpTrackMouseEvent) (&tme))

+	    ErrorF ("winWindowProc - _TrackMouseEvent failed\n");

+

+	  /* Flag that we are tracking now */

+	  s_fTracking = TRUE;

+	}

+

+      /* Hide or show the Windows mouse cursor */

+      if (g_fSoftwareCursor && g_fCursor && (s_pScreenPriv->fActive || s_pScreenInfo->fLessPointer))

+	{

+	  /* Hide Windows cursor */

+	  g_fCursor = FALSE;

+	  ShowCursor (FALSE);

+	}

+      else if (g_fSoftwareCursor && !g_fCursor && !s_pScreenPriv->fActive

+	       && !s_pScreenInfo->fLessPointer)

+	{

+	  /* Show Windows cursor */

+	  g_fCursor = TRUE;

+	  ShowCursor (TRUE);

+	}

+      

+      /* Deliver absolute cursor position to X Server */

+      winEnqueueMotion(GET_X_LPARAM(lParam)-s_pScreenInfo->dwXOffset,

+		       GET_Y_LPARAM(lParam)-s_pScreenInfo->dwYOffset);

+      return 0;

+

+    case WM_NCMOUSEMOVE:

+      /*

+       * We break instead of returning 0 since we need to call

+       * DefWindowProc to get the mouse cursor changes

+       * and min/max/close button highlighting in Windows XP.

+       * The Platform SDK says that you should return 0 if you

+       * process this message, but it fails to mention that you

+       * will give up any default functionality if you do return 0.

+       */

+      

+      /* We can't do anything without privates */

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+      

+      /* Non-client mouse movement, show Windows cursor */

+      if (g_fSoftwareCursor && !g_fCursor)

+	{

+	  g_fCursor = TRUE;

+	  ShowCursor (TRUE);

+	}

+      break;

+

+    case WM_MOUSELEAVE:

+      /* Mouse has left our client area */

+

+      /* Flag that we are no longer tracking */

+      s_fTracking = FALSE;

+

+      /* Show the mouse cursor, if necessary */

+      if (g_fSoftwareCursor && !g_fCursor)

+	{

+	  g_fCursor = TRUE;

+	  ShowCursor (TRUE);

+	}

+      return 0;

+

+    case WM_LBUTTONDBLCLK:

+    case WM_LBUTTONDOWN:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+      if (s_pScreenInfo->fRootless

+#ifdef XWIN_MULTIWINDOWEXTWM

+	  || s_pScreenInfo->fMWExtWM

+#endif

+	  )

+	SetCapture (hwnd);

+      return winMouseButtonsHandle (s_pScreen, ButtonPress, Button1, wParam);

+      

+    case WM_LBUTTONUP:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+      if (s_pScreenInfo->fRootless

+#ifdef XWIN_MULTIWINDOWEXTWM

+	  || s_pScreenInfo->fMWExtWM

+#endif

+	  )

+	ReleaseCapture ();

+      return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button1, wParam);

+

+    case WM_MBUTTONDBLCLK:

+    case WM_MBUTTONDOWN:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+      if (s_pScreenInfo->fRootless

+#ifdef XWIN_MULTIWINDOWEXTWM

+	  || s_pScreenInfo->fMWExtWM

+#endif

+	  )

+	SetCapture (hwnd);

+      return winMouseButtonsHandle (s_pScreen, ButtonPress, Button2, wParam);

+      

+    case WM_MBUTTONUP:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+      if (s_pScreenInfo->fRootless

+#ifdef XWIN_MULTIWINDOWEXTWM

+	  || s_pScreenInfo->fMWExtWM

+#endif

+	  )

+	ReleaseCapture ();

+      return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button2, wParam);

+      

+    case WM_RBUTTONDBLCLK:

+    case WM_RBUTTONDOWN:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+      if (s_pScreenInfo->fRootless

+#ifdef XWIN_MULTIWINDOWEXTWM

+	  || s_pScreenInfo->fMWExtWM

+#endif

+	  )

+	SetCapture (hwnd);

+      return winMouseButtonsHandle (s_pScreen, ButtonPress, Button3, wParam);

+      

+    case WM_RBUTTONUP:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+      if (s_pScreenInfo->fRootless

+#ifdef XWIN_MULTIWINDOWEXTWM

+	  || s_pScreenInfo->fMWExtWM

+#endif

+	  )

+	ReleaseCapture ();

+      return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button3, wParam);

+

+    case WM_XBUTTONDBLCLK:

+    case WM_XBUTTONDOWN:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+      if (s_pScreenInfo->fRootless

+#ifdef XWIN_MULTIWINDOWEXTWM

+	  || s_pScreenInfo->fMWExtWM

+#endif

+	  )

+	SetCapture (hwnd);

+      return winMouseButtonsHandle (s_pScreen, ButtonPress, HIWORD(wParam) + 5, wParam);

+    case WM_XBUTTONUP:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+      if (s_pScreenInfo->fRootless

+#ifdef XWIN_MULTIWINDOWEXTWM

+	  || s_pScreenInfo->fMWExtWM

+#endif

+	  )

+	ReleaseCapture ();

+      return winMouseButtonsHandle (s_pScreen, ButtonRelease, HIWORD(wParam) + 5, wParam);

+

+    case WM_TIMER:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+

+      /* Branch on the timer id */

+      switch (wParam)

+	{

+	case WIN_E3B_TIMER_ID:

+	  /* Send delayed button press */

+	  winMouseButtonsSendEvent (ButtonPress,

+				    s_pScreenPriv->iE3BCachedPress);

+

+	  /* Kill this timer */

+	  KillTimer (s_pScreenPriv->hwndScreen, WIN_E3B_TIMER_ID);

+

+	  /* Clear screen privates flags */

+	  s_pScreenPriv->iE3BCachedPress = 0;

+	  break;

+

+	case WIN_POLLING_MOUSE_TIMER_ID:

+	  {

+	    POINT		point;

+	    WPARAM		wL, wM, wR, wShift, wCtrl;

+	    LPARAM		lPos;

+	    

+	    /* Get the current position of the mouse cursor */

+	    GetCursorPos (&point);

+	    

+	    /* Map from screen (-X, -Y) to root (0, 0) */

+	    point.x -= GetSystemMetrics (SM_XVIRTUALSCREEN);

+	    point.y -= GetSystemMetrics (SM_YVIRTUALSCREEN);

+	    

+	    /* Deliver absolute cursor position to X Server */

+	    winEnqueueMotion(point.x , point.y);

+

+	    /* Check if a button was released but we didn't see it */

+	    GetCursorPos (&point);

+	    wL = (GetKeyState (VK_LBUTTON) & 0x8000)?MK_LBUTTON:0;

+	    wM = (GetKeyState (VK_MBUTTON) & 0x8000)?MK_MBUTTON:0;

+	    wR = (GetKeyState (VK_RBUTTON) & 0x8000)?MK_RBUTTON:0;

+	    wShift = (GetKeyState (VK_SHIFT) & 0x8000)?MK_SHIFT:0;

+	    wCtrl = (GetKeyState (VK_CONTROL) & 0x8000)?MK_CONTROL:0;

+	    lPos = MAKELPARAM(point.x, point.y);

+	    if (g_fButton[0] & !wL)

+	    PostMessage (hwnd, WM_LBUTTONUP, wCtrl|wM|wR|wShift, lPos);

+	    if (g_fButton[1] & !wM)

+	      PostMessage (hwnd, WM_MBUTTONUP, wCtrl|wL|wR|wShift, lPos);

+	    if (g_fButton[2] & !wR)

+	      PostMessage (hwnd, WM_RBUTTONUP, wCtrl|wL|wM|wShift, lPos);

+	  }

+	}

+      return 0;

+

+    case WM_CTLCOLORSCROLLBAR:

+      FatalError ("winWindowProc - WM_CTLCOLORSCROLLBAR - We are not "

+		  "supposed to get this message.  Exiting.\n");

+      return 0;

+

+    case WM_MOUSEWHEEL:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+      winDebug ("winWindowProc - WM_MOUSEWHEEL\n");

+      winMouseWheel (s_pScreen, GET_WHEEL_DELTA_WPARAM(wParam));

+      break;

+

+    case WM_SETFOCUS:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+

+      /* Restore the state of all mode keys */

+      winRestoreModeKeyStates ();

+

+      /* Add the keyboard hook if possible */

+      if (g_fKeyboardHookLL)

+	g_fKeyboardHookLL = winInstallKeyboardHookLL ();

+      return 0;

+

+    case WM_KILLFOCUS:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+

+      /* Release any pressed keys */

+      winKeybdReleaseKeys ();

+

+      /* Remove our keyboard hook if it is installed */

+      winRemoveKeyboardHookLL ();

+      return 0;

+

+    case WM_SYSKEYDOWN:

+    case WM_KEYDOWN:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+

+      /*

+       * FIXME: Catching Alt-F4 like this is really terrible.  This should

+       * be generalized to handle other Windows keyboard signals.  Actually,

+       * the list keys to catch and the actions to perform when caught should

+       * be configurable; that way user's can customize the keys that they

+       * need to have passed through to their window manager or apps, or they

+       * can remap certain actions to new key codes that do not conflict

+       * with the X apps that they are using.  Yeah, that'll take awhile.

+       */

+      if ((s_pScreenInfo->fUseWinKillKey && wParam == VK_F4

+	   && (GetKeyState (VK_MENU) & 0x8000))

+	  || (s_pScreenInfo->fUseUnixKillKey && wParam == VK_BACK

+	      && (GetKeyState (VK_MENU) & 0x8000)

+	      && (GetKeyState (VK_CONTROL) & 0x8000)))

+	{

+	  /*

+	   * Better leave this message here, just in case some unsuspecting

+	   * user enters Alt + F4 and is surprised when the application

+	   * quits.

+	   */

+	  winDebug ("winWindowProc - WM_*KEYDOWN - Closekey hit, quitting\n");

+	  

+	  /* Display Exit dialog */

+	  winDisplayExitDialog (s_pScreenPriv);

+	  return 0;

+	}

+      

+      /*

+       * Don't do anything for the Windows keys, as focus will soon

+       * be returned to Windows.  We may be able to trap the Windows keys,

+       * but we should determine if that is desirable before doing so.

+       */

+      if ((wParam == VK_LWIN || wParam == VK_RWIN) && !g_fKeyboardHookLL)

+	break;

+

+      /* 

+       * Discard presses generated from Windows auto-repeat

+       */

+      if (lParam & (1<<30))

+      {

+        switch (wParam)

+        {

+          /* ago: Pressing LControl while RControl is pressed is 

+           * Indicated as repeat. Fix this!

+           */

+          case VK_CONTROL:

+          case VK_SHIFT:

+            if (winCheckKeyPressed(wParam, lParam))

+              return 0;

+            break;

+          default:

+            return 0;

+        }

+      } 

+      

+      /* Discard fake Ctrl_L presses that precede AltGR on non-US keyboards */

+      if (winIsFakeCtrl_L (message, wParam, lParam))

+	return 0;

+      

+      /* Translate Windows key code to X scan code */

+      winTranslateKey (wParam, lParam, &iScanCode);

+

+      /* Ignore repeats for CapsLock */

+      if (wParam == VK_CAPITAL)

+	lParam = 1;

+

+      /* Send the key event(s) */

+      for (i = 0; i < LOWORD(lParam); ++i)

+	winSendKeyEvent (iScanCode, TRUE);

+      return 0;

+

+    case WM_SYSKEYUP:

+    case WM_KEYUP:

+      if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)

+	break;

+

+      /*

+       * Don't do anything for the Windows keys, as focus will soon

+       * be returned to Windows.  We may be able to trap the Windows keys,

+       * but we should determine if that is desirable before doing so.

+       */

+      if ((wParam == VK_LWIN || wParam == VK_RWIN) && !g_fKeyboardHookLL)

+	break;

+

+      /* Ignore the fake Ctrl_L that follows an AltGr release */

+      if (winIsFakeCtrl_L (message, wParam, lParam))

+	return 0;

+

+      /* Enqueue a keyup event */

+      winTranslateKey (wParam, lParam, &iScanCode);

+      winSendKeyEvent (iScanCode, FALSE);

+

+      /* Release all pressed shift keys */

+      if (wParam == VK_SHIFT) 

+        winFixShiftKeys (iScanCode);

+      return 0;

+

+    case WM_HOTKEY:

+      if (s_pScreenPriv == NULL)

+	break;

+

+      /* Call the engine-specific hot key handler */

+      (*s_pScreenPriv->pwinHotKeyAltTab) (s_pScreen);

+      return 0;

+

+    case WM_ACTIVATE:

+      if (s_pScreenPriv == NULL

+	  || s_pScreenInfo->fIgnoreInput)

+	break;

+

+      /* TODO: Override display of window when we have a bad depth */

+      if (LOWORD(wParam) != WA_INACTIVE && s_pScreenPriv->fBadDepth)

+	{

+	  winDebug ("winWindowProc - WM_ACTIVATE - Bad depth, trying "

+		  "to override window activation\n");

+

+	  /* Minimize the window */

+	  ShowWindow (hwnd, SW_MINIMIZE);

+

+	  /* Display dialog box */

+	  if (g_hDlgDepthChange != NULL)

+	    {

+	      /* Make the existing dialog box active */

+	      SetActiveWindow (g_hDlgDepthChange);

+	    }

+	  else

+	    {

+	      /* TODO: Recreate the dialog box and bring to the top */

+	      ShowWindow (g_hDlgDepthChange, SW_SHOWDEFAULT);

+	    }

+

+	  /* Don't do any other processing of this message */

+	  return 0;

+	}

+

+      winDebug ("winWindowProc - WM_ACTIVATE\n");

+

+      /*

+       * Focus is being changed to another window.

+       * The other window may or may not belong to

+       * our process.

+       */

+

+      /* Clear any lingering wheel delta */

+      s_pScreenPriv->iDeltaZ = 0;

+

+      /* Reshow the Windows mouse cursor if we are being deactivated */

+      if (g_fSoftwareCursor && LOWORD(wParam) == WA_INACTIVE

+	  && !g_fCursor)

+	{

+	  /* Show Windows cursor */

+	  g_fCursor = TRUE;

+	  ShowCursor (TRUE);

+	}

+      return 0;

+

+    case WM_ACTIVATEAPP:

+      if (s_pScreenPriv == NULL

+	  || s_pScreenInfo->fIgnoreInput)

+	break;

+

+      winDebug ("winWindowProc - WM_ACTIVATEAPP\n");

+

+      /* Activate or deactivate */

+      s_pScreenPriv->fActive = wParam;

+

+      /* Reshow the Windows mouse cursor if we are being deactivated */

+      if (g_fSoftwareCursor && !s_pScreenPriv->fActive

+	  && !g_fCursor)

+	{

+	  /* Show Windows cursor */

+	  g_fCursor = TRUE;

+	  ShowCursor (TRUE);

+	}

+

+#ifdef XWIN_CLIPBOARD

+      /* Make sure the clipboard chain is ok. */

+      winFixClipboardChain ();

+#endif

+

+      /* Call engine specific screen activation/deactivation function */

+      (*s_pScreenPriv->pwinActivateApp) (s_pScreen);

+

+#ifdef XWIN_MULTIWINDOWEXTWM

+      if (s_pScreenPriv->fActive)

+	{

+	  /* Restack all window unless using built-in wm. */

+	  if (s_pScreenInfo->fInternalWM && s_pScreenInfo->fAnotherWMRunning)

+	    winMWExtWMRestackWindows (s_pScreen);

+	}

+#endif

+

+      return 0;

+

+    case WM_COMMAND:

+      switch (LOWORD (wParam))

+	{

+	case ID_APP_EXIT:

+	  /* Display Exit dialog */

+	  winDisplayExitDialog (s_pScreenPriv);

+	  return 0;

+

+#ifdef XWIN_MULTIWINDOW

+	case ID_APP_HIDE_ROOT:

+	  if (s_pScreenPriv->fRootWindowShown)

+	    ShowWindow (s_pScreenPriv->hwndScreen, SW_HIDE);

+	  else

+	    ShowWindow (s_pScreenPriv->hwndScreen, SW_SHOW);

+	  s_pScreenPriv->fRootWindowShown = !s_pScreenPriv->fRootWindowShown;

+	  return 0;

+#endif

+

+	case ID_APP_ABOUT:

+	  /* Display the About box */

+	  winDisplayAboutDialog (s_pScreenPriv);

+	  return 0;

+

+	default:

+	  /* It's probably one of the custom menus... */

+	  if (HandleCustomWM_COMMAND (0, LOWORD (wParam)))

+	    return 0;

+	}

+      break;

+

+    case WM_ENDSESSION:

+    case WM_GIVEUP:

+      /* Tell X that we are giving up */

+#ifdef XWIN_MULTIWINDOW

+      if (s_pScreenInfo->fMultiWindow)

+	winDeinitMultiWindowWM ();

+#endif

+      g_fClipboardStarted=FALSE; /* This is to avoid dead-locls caused by the clipboard thread still doing some stuff */

+      GiveUp (0);

+      return 0;

+

+    case WM_CLOSE:

+      /* Display Exit dialog */

+      winDisplayExitDialog (s_pScreenPriv);

+      return 0;

+

+    case WM_SETCURSOR:

+      if (LOWORD(lParam) == HTCLIENT)

+	{

+	  if (!g_fSoftwareCursor) SetCursor (s_pScreenPriv->cursor.handle);

+	  return TRUE;

+	}

+      break;

+

+#ifdef XWIN_MULTIWINDOWEXTWM

+    case WM_MANAGE:

+      winDebug ("winWindowProc - WM_MANAGE\n");

+      s_pScreenInfo->fAnotherWMRunning = FALSE;

+

+      if (s_pScreenInfo->fInternalWM)

+	{

+	  EnumThreadWindows (g_dwCurrentThreadID, winMWExtWMDecorateWindow, 0);

+	  //RootlessRepositionWindows (s_pScreen);

+	}

+      break;

+

+    case WM_UNMANAGE:

+      winDebug ("winWindowProc - WM_UNMANAGE\n");

+      s_pScreenInfo->fAnotherWMRunning = TRUE;

+

+      if (s_pScreenInfo->fInternalWM)

+	{

+	  EnumThreadWindows (g_dwCurrentThreadID, winMWExtWMDecorateWindow, 0);

+	  winMWExtWMRestackWindows (s_pScreen);

+	}

+      break;

+#endif

+

+    default:

+      if(message == s_uTaskbarRestart)

+	{

+	  winInitNotifyIcon (s_pScreenPriv,FALSE);

+	}

+      break;

+    }

+

+  return DefWindowProc (hwnd, message, wParam, lParam);

+}