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-rw-r--r--hw/xwin/winmultiwindowshape.c259
1 files changed, 125 insertions, 134 deletions
diff --git a/hw/xwin/winmultiwindowshape.c b/hw/xwin/winmultiwindowshape.c
index 6b7042e09..d5200cdb6 100644
--- a/hw/xwin/winmultiwindowshape.c
+++ b/hw/xwin/winmultiwindowshape.c
@@ -35,174 +35,165 @@
#include "win.h"
-
/*
* winSetShapeMultiWindow - See Porting Layer Definition - p. 42
*/
void
-winSetShapeMultiWindow (WindowPtr pWin, int kind)
+winSetShapeMultiWindow(WindowPtr pWin, int kind)
{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- winScreenPriv(pScreen);
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ winScreenPriv(pScreen);
#if CYGMULTIWINDOW_DEBUG
- ErrorF ("winSetShapeMultiWindow - pWin: %08x kind: %i\n", pWin, kind);
+ ErrorF("winSetShapeMultiWindow - pWin: %08x kind: %i\n", pWin, kind);
#endif
-
- WIN_UNWRAP(SetShape);
- (*pScreen->SetShape)(pWin, kind);
- WIN_WRAP(SetShape, winSetShapeMultiWindow);
-
- /* Update the Windows window's shape */
- winReshapeMultiWindow (pWin);
- winUpdateRgnMultiWindow (pWin);
-
- return;
-}
+ WIN_UNWRAP(SetShape);
+ (*pScreen->SetShape) (pWin, kind);
+ WIN_WRAP(SetShape, winSetShapeMultiWindow);
+
+ /* Update the Windows window's shape */
+ winReshapeMultiWindow(pWin);
+ winUpdateRgnMultiWindow(pWin);
+
+ return;
+}
/*
* winUpdateRgnMultiWindow - Local function to update a Windows window region
*/
void
-winUpdateRgnMultiWindow (WindowPtr pWin)
+winUpdateRgnMultiWindow(WindowPtr pWin)
{
- SetWindowRgn (winGetWindowPriv(pWin)->hWnd,
- winGetWindowPriv(pWin)->hRgn, TRUE);
+ SetWindowRgn(winGetWindowPriv(pWin)->hWnd,
+ winGetWindowPriv(pWin)->hRgn, TRUE);
- /* The system now owns the region specified by the region handle and will delete it when it is no longer needed. */
- winGetWindowPriv(pWin)->hRgn = NULL;
+ /* The system now owns the region specified by the region handle and will delete it when it is no longer needed. */
+ winGetWindowPriv(pWin)->hRgn = NULL;
}
-
/*
* winReshapeMultiWindow - Computes the composite clipping region for a window
*/
void
-winReshapeMultiWindow (WindowPtr pWin)
+winReshapeMultiWindow(WindowPtr pWin)
{
- int nRects;
- RegionRec rrNewShape;
- BoxPtr pShape, pRects, pEnd;
- HRGN hRgn, hRgnRect;
- winWindowPriv(pWin);
+ int nRects;
+ RegionRec rrNewShape;
+ BoxPtr pShape, pRects, pEnd;
+ HRGN hRgn, hRgnRect;
+
+ winWindowPriv(pWin);
#if CYGDEBUG
- winDebug ("winReshape ()\n");
+ winDebug("winReshape ()\n");
#endif
-
- /* Bail if the window is the root window */
- if (pWin->parent == NULL)
- return;
- /* Bail if the window is not top level */
- if (pWin->parent->parent != NULL)
- return;
+ /* Bail if the window is the root window */
+ if (pWin->parent == NULL)
+ return;
- /* Bail if Windows window handle is invalid */
- if (pWinPriv->hWnd == NULL)
- return;
-
- /* Free any existing window region stored in the window privates */
- if (pWinPriv->hRgn != NULL)
- {
- DeleteObject (pWinPriv->hRgn);
- pWinPriv->hRgn = NULL;
+ /* Bail if the window is not top level */
+ if (pWin->parent->parent != NULL)
+ return;
+
+ /* Bail if Windows window handle is invalid */
+ if (pWinPriv->hWnd == NULL)
+ return;
+
+ /* Free any existing window region stored in the window privates */
+ if (pWinPriv->hRgn != NULL) {
+ DeleteObject(pWinPriv->hRgn);
+ pWinPriv->hRgn = NULL;
}
-
- /* Bail if the window has no bounding region defined */
- if (!wBoundingShape (pWin))
- return;
- RegionNull(&rrNewShape);
- RegionCopy(&rrNewShape, wBoundingShape(pWin));
- RegionTranslate(&rrNewShape, pWin->borderWidth, pWin->borderWidth);
-
- nRects = RegionNumRects(&rrNewShape);
- pShape = RegionRects(&rrNewShape);
-
- /* Don't do anything if there are no rectangles in the region */
- if (nRects > 0)
- {
- RECT rcClient;
- RECT rcWindow;
- int iOffsetX, iOffsetY;
-
- /* Get client rectangle */
- if (!GetClientRect (pWinPriv->hWnd, &rcClient))
- {
- ErrorF ("winReshape - GetClientRect failed, bailing: %d\n",
- (int) GetLastError ());
- return;
- }
-
- /* Translate client rectangle coords to screen coords */
- /* NOTE: Only transforms top and left members */
- ClientToScreen (pWinPriv->hWnd, (LPPOINT) &rcClient);
-
- /* Get window rectangle */
- if (!GetWindowRect (pWinPriv->hWnd, &rcWindow))
- {
- ErrorF ("winReshape - GetWindowRect failed, bailing: %d\n",
- (int) GetLastError ());
- return;
- }
-
- /* Calculate offset from window upper-left to client upper-left */
- iOffsetX = rcClient.left - rcWindow.left;
- iOffsetY = rcClient.top - rcWindow.top;
-
- /* Create initial Windows region for title bar */
- /* FIXME: Mean, nasty, ugly hack!!! */
- hRgn = CreateRectRgn (0, 0, rcWindow.right, iOffsetY);
- if (hRgn == NULL)
- {
- ErrorF ("winReshape - Initial CreateRectRgn (%d, %d, %d, %d) "
- "failed: %d\n",
- 0, 0, (int) rcWindow.right, iOffsetY, (int) GetLastError ());
- }
-
- /* Loop through all rectangles in the X region */
- for (pRects = pShape, pEnd = pShape + nRects; pRects < pEnd; pRects++)
- {
- /* Create a Windows region for the X rectangle */
- hRgnRect = CreateRectRgn (pRects->x1 + iOffsetX,
- pRects->y1 + iOffsetY,
- pRects->x2 + iOffsetX,
- pRects->y2 + iOffsetY);
- if (hRgnRect == NULL)
- {
- ErrorF ("winReshape - Loop CreateRectRgn (%d, %d, %d, %d) "
- "failed: %d\n"
- "\tx1: %d x2: %d xOff: %d y1: %d y2: %d yOff: %d\n",
- pRects->x1 + iOffsetX,
- pRects->y1 + iOffsetY,
- pRects->x2 + iOffsetX,
- pRects->y2 + iOffsetY,
- (int) GetLastError (),
- pRects->x1, pRects->x2, iOffsetX,
- pRects->y1, pRects->y2, iOffsetY);
- }
-
- /* Merge the Windows region with the accumulated region */
- if (CombineRgn (hRgn, hRgn, hRgnRect, RGN_OR) == ERROR)
- {
- ErrorF ("winReshape - CombineRgn () failed: %d\n",
- (int) GetLastError ());
- }
-
- /* Delete the temporary Windows region */
- DeleteObject (hRgnRect);
+ /* Bail if the window has no bounding region defined */
+ if (!wBoundingShape(pWin))
+ return;
+
+ RegionNull(&rrNewShape);
+ RegionCopy(&rrNewShape, wBoundingShape(pWin));
+ RegionTranslate(&rrNewShape, pWin->borderWidth, pWin->borderWidth);
+
+ nRects = RegionNumRects(&rrNewShape);
+ pShape = RegionRects(&rrNewShape);
+
+ /* Don't do anything if there are no rectangles in the region */
+ if (nRects > 0) {
+ RECT rcClient;
+ RECT rcWindow;
+ int iOffsetX, iOffsetY;
+
+ /* Get client rectangle */
+ if (!GetClientRect(pWinPriv->hWnd, &rcClient)) {
+ ErrorF("winReshape - GetClientRect failed, bailing: %d\n",
+ (int) GetLastError());
+ return;
+ }
+
+ /* Translate client rectangle coords to screen coords */
+ /* NOTE: Only transforms top and left members */
+ ClientToScreen(pWinPriv->hWnd, (LPPOINT) & rcClient);
+
+ /* Get window rectangle */
+ if (!GetWindowRect(pWinPriv->hWnd, &rcWindow)) {
+ ErrorF("winReshape - GetWindowRect failed, bailing: %d\n",
+ (int) GetLastError());
+ return;
}
-
- /* Save a handle to the composite region in the window privates */
- pWinPriv->hRgn = hRgn;
+
+ /* Calculate offset from window upper-left to client upper-left */
+ iOffsetX = rcClient.left - rcWindow.left;
+ iOffsetY = rcClient.top - rcWindow.top;
+
+ /* Create initial Windows region for title bar */
+ /* FIXME: Mean, nasty, ugly hack!!! */
+ hRgn = CreateRectRgn(0, 0, rcWindow.right, iOffsetY);
+ if (hRgn == NULL) {
+ ErrorF("winReshape - Initial CreateRectRgn (%d, %d, %d, %d) "
+ "failed: %d\n",
+ 0, 0, (int) rcWindow.right, iOffsetY, (int) GetLastError());
+ }
+
+ /* Loop through all rectangles in the X region */
+ for (pRects = pShape, pEnd = pShape + nRects; pRects < pEnd; pRects++) {
+ /* Create a Windows region for the X rectangle */
+ hRgnRect = CreateRectRgn(pRects->x1 + iOffsetX,
+ pRects->y1 + iOffsetY,
+ pRects->x2 + iOffsetX,
+ pRects->y2 + iOffsetY);
+ if (hRgnRect == NULL) {
+ ErrorF("winReshape - Loop CreateRectRgn (%d, %d, %d, %d) "
+ "failed: %d\n"
+ "\tx1: %d x2: %d xOff: %d y1: %d y2: %d yOff: %d\n",
+ pRects->x1 + iOffsetX,
+ pRects->y1 + iOffsetY,
+ pRects->x2 + iOffsetX,
+ pRects->y2 + iOffsetY,
+ (int) GetLastError(),
+ pRects->x1, pRects->x2, iOffsetX,
+ pRects->y1, pRects->y2, iOffsetY);
+ }
+
+ /* Merge the Windows region with the accumulated region */
+ if (CombineRgn(hRgn, hRgn, hRgnRect, RGN_OR) == ERROR) {
+ ErrorF("winReshape - CombineRgn () failed: %d\n",
+ (int) GetLastError());
+ }
+
+ /* Delete the temporary Windows region */
+ DeleteObject(hRgnRect);
+ }
+
+ /* Save a handle to the composite region in the window privates */
+ pWinPriv->hRgn = hRgn;
}
- RegionUninit(&rrNewShape);
-
- return;
+ RegionUninit(&rrNewShape);
+
+ return;
}
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