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authorPeter Hutterer <peter.hutterer@redhat.com>2008-12-01 21:14:01 +1000
committerPeter Hutterer <peter.hutterer@who-t.net>2009-01-15 16:11:02 +1000
commite30032d0bbbf0bf71e1b53a4ac388f3bd6f68e53 (patch)
treebb0c42f4ddced3f4ad799d71acd803005543d952 /Xext
parent1ae529bef50a8ccc4a8a264ed120aeae544b21e7 (diff)
Xext: clean up XGE macros.
Signed-off-by: Peter Hutterer <peter.hutterer@redhat.com>
Diffstat (limited to 'Xext')
-rw-r--r--Xext/geext.h13
1 files changed, 7 insertions, 6 deletions
diff --git a/Xext/geext.h b/Xext/geext.h
index 3074431aa..65ce1a7a7 100644
--- a/Xext/geext.h
+++ b/Xext/geext.h
@@ -68,12 +68,13 @@ typedef struct _GEExtension {
/* All registered extensions and their handling functions. */
extern _X_EXPORT GEExtension GEExtensions[MAXEXTENSIONS];
+/* Typecast to generic event */
+#define GEV(ev) ((xGenericEvent*)(ev))
/* Returns the extension offset from the event */
-#define GEEXT(ev) (((xGenericEvent*)(ev))->extension)
+#define GEEXT(ev) (GEV(ev)->extension)
+/* Return zero-based extension offset (offset - 128). Only for use in arrays */
#define GEEXTIDX(ev) (GEEXT(ev) & 0x7F)
-/* Typecast to generic event */
-#define GEV(ev) ((xGenericEvent*)(ev))
/* True if mask is set for extension on window */
#define GEMaskIsSet(pWin, extension, mask) \
((pWin)->optional && \
@@ -89,9 +90,9 @@ extern _X_EXPORT GEExtension GEExtensions[MAXEXTENSIONS];
GEExtensions[GEEXTIDX(xE)].evfill
#define GEIsType(ev, ext, ev_type) \
- ((ev->u.u.type == GenericEvent) && \
- ((xGenericEvent*)(ev))->extension == ext && \
- ((xGenericEvent*)(ev))->evtype == ev_type)
+ ((GEV(ev)->type == GenericEvent) && \
+ GEEXT(ev) == (ext) && \
+ GEV(ev)->evtype == (ev_type))
/* Interface for other extensions */