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Xinerama: lambda-esque macro for walking Xinerama screens

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Move the walking loops on Xinerama screens into lambda-esque macros:
the callers look quite like we've been using lambda functions and
closures, but actually are just fancy macro trickery.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
This commit is contained in:
Enrico Weigelt, metux IT consult
2025-08-12 13:33:38 +02:00
committed by Enrico Weigelt
parent e3d9f4c3ef
commit eb17b34362
15 changed files with 335 additions and 446 deletions
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24
Xext/shape.c
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@@ -311,13 +311,13 @@ ProcShapeRectangles(ClientPtr client)
if (result != Success)
return result;
int walkScreenIdx;
FOR_NSCREENS_BACKWARD(walkScreenIdx) {
XINERAMA_FOR_EACH_SCREEN_BACKWARD({
stuff->dest = win->info[walkScreenIdx].id;
result = ShapeRectangles(client, stuff);
if (result != Success)
break;
}
});
return result;
#else
return ShapeRectangles(client, stuff);
@@ -425,15 +425,15 @@ ProcShapeMask(ClientPtr client)
else
pmap = NULL;
int walkScreenIdx;
FOR_NSCREENS_BACKWARD(walkScreenIdx) {
XINERAMA_FOR_EACH_SCREEN_BACKWARD({
stuff->dest = win->info[walkScreenIdx].id;
if (pmap)
stuff->src = pmap->info[walkScreenIdx].id;
result = ShapeMask(client, stuff);
if (result != Success)
break;
}
});
return result;
#else
return ShapeMask(client, stuff);
@@ -557,14 +557,14 @@ ProcShapeCombine(ClientPtr client)
if (result != Success)
return result;
int walkScreenIdx;
FOR_NSCREENS_BACKWARD(walkScreenIdx) {
XINERAMA_FOR_EACH_SCREEN_BACKWARD({
stuff->dest = win->info[walkScreenIdx].id;
stuff->src = win2->info[walkScreenIdx].id;
result = ShapeCombine(client, stuff);
if (result != Success)
break;
}
});
return result;
#else
return ShapeCombine(client, stuff);
@@ -628,13 +628,13 @@ ProcShapeOffset(ClientPtr client)
if (result != Success)
return result;
int walkScreenIdx;
FOR_NSCREENS_BACKWARD(walkScreenIdx) {
XINERAMA_FOR_EACH_SCREEN_BACKWARD({
stuff->dest = win->info[walkScreenIdx].id;
result = ShapeOffset(client, stuff);
if (result != Success)
break;
}
});
return result;
#else
return ShapeOffset(client, stuff);