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make sure that last windowed position is on screen

This commit is contained in:
thrust26 2019-05-18 12:26:26 +02:00
parent 95d8bb870d
commit f466ddc544
1 changed files with 18 additions and 0 deletions
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18
src/common/FrameBufferSDL2.cxx
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@ -223,6 +223,24 @@ bool FrameBufferSDL2::setVideoMode(const string& title, const VideoMode& mode)
{
posX = myWindowedPos.x,
posY = myWindowedPos.y;
// make sure the window is at least partially visibile
int x0 = 0, y0 = 0, x1 = 0, y1 = 0;
for (int display = SDL_GetNumVideoDisplays() - 1; display >= 0; display--)
{
SDL_Rect rect;
if (!SDL_GetDisplayUsableBounds(display, &rect))
{
x0 = std::min(x0, rect.x);
y0 = std::min(y0, rect.y);
x1 = std::max(x1, rect.x + rect.w);
y1 = std::max(y1, rect.y + rect.h);
}
}
posX = BSPF::clamp(posX, x0 - Int32(mode.screen.w) + 50, x1 - 50);
posY = BSPF::clamp(posY, y0 + 50, y1 - 50);
}
uInt32 flags = mode.fsIndex != -1 ? SDL_WINDOW_FULLSCREEN_DESKTOP : 0;