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WindowServer: Constrain rendering windows to one screen in some cases

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When a window is maximized or tiled then we want to constrain rendering
that window to the screen it's on. This prevents "bleeding" of the
window frame and shadow onto the adjacent screen(s).
This commit is contained in:
Tom 2021-06-13 17:39:28 -06:00 • committed by Andreas Kling
parent 4392da970a
commit 229b541e5d
3 changed files with 34 additions and 11 deletions
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3
Userland/Services/WindowServer/WindowFrame.h
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@ -54,6 +54,7 @@ public:
Gfx::IntRect rect() const;
Gfx::IntRect render_rect() const;
Gfx::IntRect unconstrained_render_rect() const;
Gfx::DisjointRectSet opaque_render_rects() const;
Gfx::DisjointRectSet transparent_render_rects() const;
@ -131,6 +132,8 @@ private:
Gfx::WindowTheme::WindowState window_state_for_theme() const;
String computed_title() const;
Gfx::IntRect constrained_render_rect_to_screen(const Gfx::IntRect&) const;
Window& m_window;
NonnullOwnPtrVector<Button> m_buttons;
Button* m_close_button { nullptr };