panoramiX: use CloseScreen hook

Wrapping ScreenRec's function pointers is problematic for many reasons,
so use the new screen close notify hook instead.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
This commit is contained in:
Enrico Weigelt, metux IT consult 2025-04-29 13:35:09 +02:00
parent 0a516b5690
commit 69f5c3c4ff

View File

@ -32,6 +32,7 @@ Equipment Corporation.
#include <X11/extensions/panoramiXproto.h>
#include "dix/dix_priv.h"
#include "dix/screen_hooks_priv.h"
#include "misc.h"
#include "cursor.h"
@ -123,7 +124,6 @@ typedef struct {
typedef struct {
CreateGCProcPtr CreateGC;
CloseScreenProcPtr CloseScreen;
} PanoramiXScreenRec, *PanoramiXScreenPtr;
static void XineramaValidateGC(GCPtr, unsigned long, DrawablePtr);
@ -148,21 +148,23 @@ static const GCFuncs XineramaGCFuncs = {
pGCPriv->wrapFuncs = (pGC)->funcs;\
(pGC)->funcs = &XineramaGCFuncs;
static Bool
XineramaCloseScreen(ScreenPtr pScreen)
static void XineramaCloseScreen(CallbackListPtr *pcbl, ScreenPtr pScreen, void *unsused)
{
dixScreenUnhookClose(pScreen, XineramaCloseScreen);
PanoramiXScreenPtr pScreenPriv = (PanoramiXScreenPtr)
dixLookupPrivate(&pScreen->devPrivates, PanoramiXScreenKey);
pScreen->CloseScreen = pScreenPriv->CloseScreen;
if (!pScreenPriv)
return;
pScreen->CreateGC = pScreenPriv->CreateGC;
if (pScreen->myNum == 0)
RegionUninit(&PanoramiXScreenRegion);
free(pScreenPriv);
return (*pScreen->CloseScreen) (pScreen);
dixSetPrivate(&pScreen->devPrivates, PanoramiXScreenKey, NULL);
}
static Bool
@ -484,11 +486,10 @@ PanoramiXExtensionInit(void)
return;
}
pScreenPriv->CreateGC = pScreen->CreateGC;
pScreenPriv->CloseScreen = pScreen->CloseScreen;
dixScreenHookClose(pScreen, XineramaCloseScreen);
pScreenPriv->CreateGC = pScreen->CreateGC;
pScreen->CreateGC = XineramaCreateGC;
pScreen->CloseScreen = XineramaCloseScreen;
}
XRC_DRAWABLE = CreateNewResourceClass();