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Win32: Disable non-client painting if undecorated

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Fixes an issue where a small title bar and window caption
buttons were being painted after restoring a minimized
undecorated window.

Closes #1383.
This commit is contained in:
Aaron Loucks 2018-11-18 23:32:11 -05:00 committed by Camilla Löwy
parent e29882523e
commit 9ac9d7b85a
1 changed files with 13 additions and 0 deletions
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13
src/win32_window.c
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@ -1161,6 +1161,19 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
DragFinish(drop); DragFinish(drop);
return 0; return 0;
} }
case WM_NCACTIVATE:
case WM_NCPAINT:
{
// HACK: Prevent title bar artifacts from appearing after restoring
// a minimized borderless window
if (!window->decorated)
{
return TRUE;
}
break;
}
} }
return DefWindowProcW(hWnd, uMsg, wParam, lParam); return DefWindowProcW(hWnd, uMsg, wParam, lParam);