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Track physical screen size and send out updates when that changes. 

Events and internal data structures need to be updated whenever the physical
or pixel size of the screen changes. The code was ignoring the physical
size, so changing only that would not be registered anywhere.
(cherry picked from f42e3cea236fa0091ed398a818fc8e17b0e1b3df commit)
This commit is contained in:
Keith Packard 2006-12-21 23:50:39 -08:00 committed by Dave Airlie
parent e79602fca2
commit 953a9ef949
3 changed files with 10 additions and 1 deletions
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4
randr/randr.c
View File

@ -243,6 +243,10 @@ Bool RRScreenInit(ScreenPtr pScreen)
pScrPriv->maxWidth = pScrPriv->minWidth = pScreen->width; pScrPriv->maxWidth = pScrPriv->minWidth = pScreen->width;
pScrPriv->maxHeight = pScrPriv->minHeight = pScreen->height; pScrPriv->maxHeight = pScrPriv->minHeight = pScreen->height;
pScrPriv->width = pScreen->width;
pScrPriv->height = pScreen->height;
pScrPriv->mmWidth = pScreen->mmWidth;
pScrPriv->mmHeight = pScreen->mmHeight;
#if RANDR_12_INTERFACE #if RANDR_12_INTERFACE
pScrPriv->rrScreenSetSize = NULL; pScrPriv->rrScreenSetSize = NULL;
pScrPriv->rrCrtcSet = NULL; pScrPriv->rrCrtcSet = NULL;

1
randr/randrstr.h
View File

@ -224,6 +224,7 @@ typedef struct _rrScrPriv {
CARD16 minWidth, minHeight; CARD16 minWidth, minHeight;
CARD16 maxWidth, maxHeight; CARD16 maxWidth, maxHeight;
CARD16 width, height; /* last known screen size */ CARD16 width, height; /* last known screen size */
CARD16 mmWidth, mmHeight; /* last known screen size */
int numOutputs; int numOutputs;
RROutputPtr *outputs; RROutputPtr *outputs;

6
randr/rrscreen.c
View File

@ -158,11 +158,15 @@ RRScreenSizeNotify (ScreenPtr pScreen)
* pixel size * pixel size
*/ */
if (pScrPriv->width == pScreen->width && if (pScrPriv->width == pScreen->width &&
pScrPriv->height == pScreen->height) pScrPriv->height == pScreen->height &&
pScrPriv->mmWidth == pScreen->mmWidth &&
pScrPriv->mmHeight == pScreen->mmHeight)
return; return;
pScrPriv->width = pScreen->width; pScrPriv->width = pScreen->width;
pScrPriv->height = pScreen->height; pScrPriv->height = pScreen->height;
pScrPriv->mmWidth = pScreen->mmWidth;
pScrPriv->mmHeight = pScreen->mmHeight;
pScrPriv->changed = TRUE; pScrPriv->changed = TRUE;
/* pScrPriv->sizeChanged = TRUE; */ /* pScrPriv->sizeChanged = TRUE; */