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Diffstat (limited to 'xorg-server/composite/compoverlay.c')
-rw-r--r--xorg-server/composite/compoverlay.c334
1 files changed, 164 insertions, 170 deletions
diff --git a/xorg-server/composite/compoverlay.c b/xorg-server/composite/compoverlay.c
index edc1283b4..ce6db9977 100644
--- a/xorg-server/composite/compoverlay.c
+++ b/xorg-server/composite/compoverlay.c
@@ -1,170 +1,164 @@
-/*
- * Copyright © 2006 Sun Microsystems, 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, and/or sell copies of the Software, and to permit persons
- * to whom the Software is furnished to do so, provided that the above
- * copyright notice(s) and this permission notice appear in all copies of
- * the Software and that both the above copyright notice(s) and this
- * permission notice appear in supporting documentation.
- *
- * 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
- * OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
- * HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
- * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
- * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
- * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
- * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * Except as contained in this notice, the name of a copyright holder
- * shall not be used in advertising or otherwise to promote the sale, use
- * or other dealings in this Software without prior written authorization
- * of the copyright holder.
- *
- * Copyright © 2003 Keith Packard
- *
- * 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, and that the name of Keith Packard not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#ifdef CreateWindow
-#undef CreateWindow
-#endif
-
-#include "compint.h"
-#include "xace.h"
-
-/*
- * Delete the given overlay client list element from its screen list.
- */
-void
-compFreeOverlayClient (CompOverlayClientPtr pOcToDel)
-{
- ScreenPtr pScreen = pOcToDel->pScreen;
- CompScreenPtr cs = GetCompScreen (pScreen);
- CompOverlayClientPtr *pPrev, pOc;
-
- for (pPrev = &cs->pOverlayClients; (pOc = *pPrev); pPrev = &pOc->pNext)
- {
- if (pOc == pOcToDel) {
- *pPrev = pOc->pNext;
- xfree (pOc);
- break;
- }
- }
-
- /* Destroy overlay window when there are no more clients using it */
- if (cs->pOverlayClients == NULL)
- compDestroyOverlayWindow (pScreen);
-}
-
-/*
- * Return the client's first overlay client rec from the given screen
- */
-CompOverlayClientPtr
-compFindOverlayClient (ScreenPtr pScreen, ClientPtr pClient)
-{
- CompScreenPtr cs = GetCompScreen(pScreen);
- CompOverlayClientPtr pOc;
-
- for (pOc = cs->pOverlayClients; pOc != NULL; pOc = pOc->pNext)
- if (pOc->pClient == pClient)
- return pOc;
-
- return NULL;
-}
-
-/*
- * Create an overlay client object for the given client
- */
-CompOverlayClientPtr
-compCreateOverlayClient (ScreenPtr pScreen, ClientPtr pClient)
-{
- CompScreenPtr cs = GetCompScreen(pScreen);
- CompOverlayClientPtr pOc;
-
- pOc = (CompOverlayClientPtr) xalloc(sizeof(CompOverlayClientRec));
- if (pOc == NULL)
- return NULL;
-
- pOc->pClient = pClient;
- pOc->pScreen = pScreen;
- pOc->resource = FakeClientID(pClient->index);
- pOc->pNext = cs->pOverlayClients;
- cs->pOverlayClients = pOc;
-
- /*
- * Create a resource for this element so it can be deleted
- * when the client goes away.
- */
- if (!AddResource (pOc->resource, CompositeClientOverlayType, (pointer) pOc))
- return NULL;
-
- return pOc;
-}
-
-/*
- * Create the overlay window and map it
- */
-Bool
-compCreateOverlayWindow (ScreenPtr pScreen)
-{
- CompScreenPtr cs = GetCompScreen(pScreen);
- WindowPtr pRoot = WindowTable[pScreen->myNum];
- WindowPtr pWin;
- XID attrs[] = { None, TRUE }; /* backPixmap, overrideRedirect */
- int result;
-
- pWin = cs->pOverlayWin =
- CreateWindow (cs->overlayWid, pRoot,
- 0, 0, pScreen->width, pScreen->height, 0,
- InputOutput, CWBackPixmap | CWOverrideRedirect, &attrs[0],
- pRoot->drawable.depth,
- serverClient, pScreen->rootVisual, &result);
- if (pWin == NULL)
- return FALSE;
-
- if (!AddResource(pWin->drawable.id, RT_WINDOW, (pointer)pWin))
- return FALSE;
-
- MapWindow(pWin, serverClient);
-
- return TRUE;
-}
-
-/*
- * Destroy the overlay window
- */
-void
-compDestroyOverlayWindow (ScreenPtr pScreen)
-{
- CompScreenPtr cs = GetCompScreen(pScreen);
-
- cs->pOverlayWin = NullWindow;
- FreeResource (cs->overlayWid, RT_NONE);
-}
-
+/*
+ * Copyright © 2006 Sun Microsystems, 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 (including the next
+ * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
+ *
+ * Copyright © 2003 Keith Packard
+ *
+ * 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, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifdef CreateWindow
+#undef CreateWindow
+#endif
+
+#include "compint.h"
+#include "xace.h"
+
+/*
+ * Delete the given overlay client list element from its screen list.
+ */
+void
+compFreeOverlayClient (CompOverlayClientPtr pOcToDel)
+{
+ ScreenPtr pScreen = pOcToDel->pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+ CompOverlayClientPtr *pPrev, pOc;
+
+ for (pPrev = &cs->pOverlayClients; (pOc = *pPrev); pPrev = &pOc->pNext)
+ {
+ if (pOc == pOcToDel) {
+ *pPrev = pOc->pNext;
+ xfree (pOc);
+ break;
+ }
+ }
+
+ /* Destroy overlay window when there are no more clients using it */
+ if (cs->pOverlayClients == NULL)
+ compDestroyOverlayWindow (pScreen);
+}
+
+/*
+ * Return the client's first overlay client rec from the given screen
+ */
+CompOverlayClientPtr
+compFindOverlayClient (ScreenPtr pScreen, ClientPtr pClient)
+{
+ CompScreenPtr cs = GetCompScreen(pScreen);
+ CompOverlayClientPtr pOc;
+
+ for (pOc = cs->pOverlayClients; pOc != NULL; pOc = pOc->pNext)
+ if (pOc->pClient == pClient)
+ return pOc;
+
+ return NULL;
+}
+
+/*
+ * Create an overlay client object for the given client
+ */
+CompOverlayClientPtr
+compCreateOverlayClient (ScreenPtr pScreen, ClientPtr pClient)
+{
+ CompScreenPtr cs = GetCompScreen(pScreen);
+ CompOverlayClientPtr pOc;
+
+ pOc = (CompOverlayClientPtr) xalloc(sizeof(CompOverlayClientRec));
+ if (pOc == NULL)
+ return NULL;
+
+ pOc->pClient = pClient;
+ pOc->pScreen = pScreen;
+ pOc->resource = FakeClientID(pClient->index);
+ pOc->pNext = cs->pOverlayClients;
+ cs->pOverlayClients = pOc;
+
+ /*
+ * Create a resource for this element so it can be deleted
+ * when the client goes away.
+ */
+ if (!AddResource (pOc->resource, CompositeClientOverlayType, (pointer) pOc))
+ return NULL;
+
+ return pOc;
+}
+
+/*
+ * Create the overlay window and map it
+ */
+Bool
+compCreateOverlayWindow (ScreenPtr pScreen)
+{
+ CompScreenPtr cs = GetCompScreen(pScreen);
+ WindowPtr pRoot = WindowTable[pScreen->myNum];
+ WindowPtr pWin;
+ XID attrs[] = { None, TRUE }; /* backPixmap, overrideRedirect */
+ int result;
+
+ pWin = cs->pOverlayWin =
+ CreateWindow (cs->overlayWid, pRoot,
+ 0, 0, pScreen->width, pScreen->height, 0,
+ InputOutput, CWBackPixmap | CWOverrideRedirect, &attrs[0],
+ pRoot->drawable.depth,
+ serverClient, pScreen->rootVisual, &result);
+ if (pWin == NULL)
+ return FALSE;
+
+ if (!AddResource(pWin->drawable.id, RT_WINDOW, (pointer)pWin))
+ return FALSE;
+
+ MapWindow(pWin, serverClient);
+
+ return TRUE;
+}
+
+/*
+ * Destroy the overlay window
+ */
+void
+compDestroyOverlayWindow (ScreenPtr pScreen)
+{
+ CompScreenPtr cs = GetCompScreen(pScreen);
+
+ cs->pOverlayWin = NullWindow;
+ FreeResource (cs->overlayWid, RT_NONE);
+}
+