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b=328337, black flash often when repainting window (gtk2 fix), r=roc

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This commit is contained in:
vladimir%pobox.com 2006-03-08 23:54:47 +00:00
parent ac3672073a
commit 611bf0c358
1 changed files with 26 additions and 20 deletions
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46
widget/src/gtk2/nsWindow.cpp
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@ -1488,29 +1488,35 @@ nsWindow::OnExposeEvent(GtkWidget *aWidget, GdkEventExpose *aEvent)
DispatchEvent(&event, status);
#ifdef MOZ_CAIRO_GFX
ctx->SetOperator(gfxContext::OPERATOR_SOURCE);
if (!translucent) {
ctx->PopGroupToSource();
ctx->Paint();
} else {
nsRefPtr<gfxPattern> pattern = ctx->PopGroup();
ctx->SetPattern(pattern);
ctx->Paint();
if (status != nsEventStatus_eIgnore) {
ctx->SetOperator(gfxContext::OPERATOR_SOURCE);
if (!translucent) {
ctx->PopGroupToSource();
ctx->Paint();
} else {
nsRefPtr<gfxPattern> pattern = ctx->PopGroup();
ctx->SetPattern(pattern);
ctx->Paint();
nsRefPtr<gfxImageSurface> img =
new gfxImageSurface(gfxImageSurface::ImageFormatA8,
collapsedRect.width, collapsedRect.height);
img->SetDeviceOffset(-collapsedRect.x, -collapsedRect.y);
nsRefPtr<gfxImageSurface> img =
new gfxImageSurface(gfxImageSurface::ImageFormatA8,
collapsedRect.width, collapsedRect.height);
img->SetDeviceOffset(-collapsedRect.x, -collapsedRect.y);
nsRefPtr<gfxContext> imgCtx = new gfxContext(img);
imgCtx->SetPattern(pattern);
imgCtx->SetOperator(gfxContext::OPERATOR_SOURCE);
imgCtx->Paint();
nsRefPtr<gfxContext> imgCtx = new gfxContext(img);
imgCtx->SetPattern(pattern);
imgCtx->SetOperator(gfxContext::OPERATOR_SOURCE);
imgCtx->Paint();
UpdateTranslucentWindowAlphaInternal(nsRect(collapsedRect.x, collapsedRect.y,
collapsedRect.width, collapsedRect.height),
img->Data(), img->Stride());
UpdateTranslucentWindowAlphaInternal(nsRect(collapsedRect.x, collapsedRect.y,
collapsedRect.width, collapsedRect.height),
img->Data(), img->Stride());
}
} else {
// ignore
ctx->PopGroup();
}
ctx->Restore();
#endif