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Take titlebar into account when calculating max desktop window size 

(fixes #577).
This commit is contained in:
Stephen Anthony 2020-02-16 19:29:25 -03:30
parent 79940c14ca
commit 155147ccd3
1 changed files with 10 additions and 0 deletions
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10
src/common/FrameBufferSDL2.cxx
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@ -119,11 +119,21 @@ void FrameBufferSDL2::queryHardware(vector<Common::Size>& fullscreenRes,
// Now get the maximum windowed desktop resolution
// Try to take into account taskbars, etc, if available
#if SDL_VERSION_ATLEAST(2,0,5)
// Take window title-bar into account; SDL_GetDisplayUsableBounds doesn't do that
int wTop = 0, wLeft = 0, wBottom = 0, wRight = 0;
SDL_Window* tmpWindow = SDL_CreateWindow("", 0, 0, 0, 0, SDL_WINDOW_HIDDEN);
if(tmpWindow != nullptr)
{
SDL_GetWindowBordersSize(tmpWindow, &wTop, &wLeft, &wBottom, &wRight);
SDL_DestroyWindow(tmpWindow);
}
SDL_Rect r;
for(int i = 0; i < myNumDisplays; ++i)
{
// Display bounds minus dock
SDL_GetDisplayUsableBounds(i, &r); // Requires SDL-2.0.5 or higher
r.h -= (wTop + wBottom);
windowedRes.emplace_back(r.w, r.h);
}
#else