R6.6 is the Xorg base-lineXORG-MAIN

1 files changed, 214 insertions, 0 deletions

diff --git a/hw/xnest/Cursor.c b/hw/xnest/Cursor.c
new file mode 100644
index 000000000..6915df7a2
--- /dev/null
+++ b/hw/xnest/Cursor.c
@@ -0,0 +1,214 @@
+/* $Xorg: Cursor.c,v 1.3 2000/08/17 19:53:28 cpqbld Exp $ */
+/*
+
+Copyright 1993 by Davor Matic
+
+Permission to use, copy, modify, distribute, and sell this software
+and its documentation for any purpose is hereby granted without fee,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation.  Davor Matic makes no representations about
+the suitability of this software for any purpose.  It is provided "as
+is" without express or implied warranty.
+
+*/
+#include "X.h"
+#include "Xproto.h"
+#include "screenint.h"
+#include "input.h"
+#include "misc.h"
+#include "cursor.h"
+#include "cursorstr.h"
+#include "scrnintstr.h"
+#include "servermd.h"
+
+#include "Xnest.h"
+
+#include "Display.h"
+#include "Screen.h"
+#include "Cursor.h"
+#include "Visual.h"
+#include "Keyboard.h"
+#include "Args.h"
+
+void xnestConstrainCursor(pScreen, pBox)
+     ScreenPtr pScreen;
+     BoxPtr pBox;
+{
+#ifdef _XSERVER64
+  Window64 wroot;
+#else
+  Window wroot;
+#endif
+
+  int wx, wy;
+  unsigned int wwidth, wheight;
+  unsigned int wborderwidth;
+  unsigned int wdepth;
+  
+  XGetGeometry(xnestDisplay, xnestDefaultWindows[pScreen->myNum], &wroot,
+	       &wx, &wy, &wwidth, &wheight, &wborderwidth, &wdepth);
+  
+  if (pBox->x1 <= 0 && pBox->y1 <= 0 &&
+      pBox->x2 >= wwidth && pBox->y2 >= wheight)
+    XUngrabPointer(xnestDisplay, CurrentTime);
+  else {
+    XReparentWindow(xnestDisplay, xnestConfineWindow, 
+		    xnestDefaultWindows[pScreen->myNum],
+		    pBox->x1, pBox->y1);
+    XResizeWindow(xnestDisplay, xnestConfineWindow,
+		  pBox->x2 - pBox->x1, pBox->y2 - pBox->y1);
+    
+    XGrabPointer(xnestDisplay, 
+		 xnestDefaultWindows[pScreen->myNum], 
+		 True,
+		 xnestEventMask & (~XNEST_KEYBOARD_EVENT_MASK|KeymapStateMask),
+		 GrabModeAsync, GrabModeAsync, 
+		 xnestConfineWindow,
+		 None, CurrentTime);
+  }
+}
+
+void xnestCursorLimits(pScreen, pCursor, pHotBox, pTopLeftBox)
+     ScreenPtr pScreen;
+     CursorPtr pCursor;
+     BoxPtr pHotBox;
+     BoxPtr pTopLeftBox;
+{
+  *pTopLeftBox = *pHotBox;		   
+}
+
+Bool xnestDisplayCursor(pScreen, pCursor)
+     ScreenPtr pScreen;
+     CursorPtr pCursor;
+{
+  XDefineCursor(xnestDisplay, 
+		xnestDefaultWindows[pScreen->myNum], 
+		xnestCursor(pCursor, pScreen));
+  return True;
+}
+
+Bool xnestRealizeCursor(pScreen, pCursor)
+     ScreenPtr pScreen;
+     CursorPtr pCursor;
+{
+  XImage *ximage;
+  Pixmap source, mask;
+  XColor fg_color, bg_color;
+  unsigned long valuemask;
+  XGCValues values;
+
+  valuemask = GCFunction | 
+              GCPlaneMask | 
+	      GCForeground |
+	      GCBackground |
+	      GCClipMask;
+
+  values.function = GXcopy;
+  values.plane_mask = AllPlanes;
+  values.foreground = 1L;
+  values.background = 0L;
+  values.clip_mask = None;
+
+  XChangeGC(xnestDisplay, xnestBitmapGC, valuemask, &values);
+
+  source = XCreatePixmap(xnestDisplay, 
+			 xnestDefaultWindows[pScreen->myNum],
+			 pCursor->bits->width,
+			 pCursor->bits->height,
+			 1);
+  
+  mask   = XCreatePixmap(xnestDisplay, 
+			 xnestDefaultWindows[pScreen->myNum],
+			 pCursor->bits->width,
+			 pCursor->bits->height,
+			 1);
+  
+  ximage = XCreateImage(xnestDisplay, 
+			xnestDefaultVisual(pScreen),
+			1, XYBitmap, 0, 
+			(char *)pCursor->bits->source,
+			pCursor->bits->width,
+			pCursor->bits->height,
+			BitmapPad(xnestDisplay), 0);
+  
+  XPutImage(xnestDisplay, source, xnestBitmapGC, ximage,
+	    0, 0, 0, 0, pCursor->bits->width, pCursor->bits->height);
+  
+  XFree(ximage);
+  
+  ximage = XCreateImage(xnestDisplay, 
+			xnestDefaultVisual(pScreen),
+			1, XYBitmap, 0, 
+			(char *)pCursor->bits->mask,
+			pCursor->bits->width,
+			pCursor->bits->height,
+			BitmapPad(xnestDisplay), 0);
+  
+  XPutImage(xnestDisplay, mask, xnestBitmapGC, ximage,
+	    0, 0, 0, 0, pCursor->bits->width, pCursor->bits->height);
+  
+  XFree(ximage);
+  
+  fg_color.red = pCursor->foreRed;
+  fg_color.green = pCursor->foreGreen;
+  fg_color.blue = pCursor->foreBlue;
+  
+  bg_color.red = pCursor->backRed;
+  bg_color.green = pCursor->backGreen;
+  bg_color.blue = pCursor->backBlue;
+
+  pCursor->devPriv[pScreen->myNum] = (pointer)xalloc(sizeof(xnestPrivCursor));
+  xnestCursorPriv(pCursor, pScreen)->cursor = 
+    XCreatePixmapCursor(xnestDisplay, source, mask, &fg_color, &bg_color,
+			pCursor->bits->xhot, pCursor->bits->yhot);
+  
+  XFreePixmap(xnestDisplay, source);
+  XFreePixmap(xnestDisplay, mask);
+  
+  return True;
+}
+
+Bool xnestUnrealizeCursor(pScreen, pCursor)
+     ScreenPtr pScreen;
+     CursorPtr pCursor;
+{
+  XFreeCursor(xnestDisplay, xnestCursor(pCursor, pScreen));
+  xfree(xnestCursorPriv(pCursor, pScreen));
+  return True;
+}
+
+void xnestRecolorCursor(pScreen,  pCursor, displayed)
+     ScreenPtr pScreen;
+     CursorPtr pCursor;
+     Bool displayed;
+{
+  XColor fg_color, bg_color;
+  
+  fg_color.red = pCursor->foreRed;
+  fg_color.green = pCursor->foreGreen;
+  fg_color.blue = pCursor->foreBlue;
+  
+  bg_color.red = pCursor->backRed;
+  bg_color.green = pCursor->backGreen;
+  bg_color.blue = pCursor->backBlue;
+  
+  XRecolorCursor(xnestDisplay, 
+		 xnestCursor(pCursor, pScreen),
+		 &fg_color, &bg_color);
+}
+
+Bool xnestSetCursorPosition(pScreen, x, y, generateEvent)
+     ScreenPtr pScreen;
+     int x, y;
+     Bool generateEvent;
+{
+  int i;
+
+  for (i = 0; i < xnestNumScreens; i++)
+    XWarpPointer(xnestDisplay, xnestDefaultWindows[i],
+		 xnestDefaultWindows[pScreen->myNum],
+		 0, 0, 0, 0, x, y);
+  
+  return True;
+}