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Win32 - set internal _shown flag if ShowWindow will make window visible (#16029)
* win32- set internal _shown flag if ShowWindow will make window visible
* check window visibility state from WM_WINDOWPOSCHANGED message
pull/16053/head
Emmanuel Hansen
2 years ago
committed by
GitHub
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GPG Key ID: B5690EEEBB952194
1 changed files with
11 additions and
0 deletions
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src/Windows/Avalonia.Win32/WindowImpl.AppWndProc.cs
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@ -790,6 +790,17 @@ namespace Avalonia.Win32 |
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return UiaCoreProviderApi.UiaReturnRawElementProvider(_hwnd, wParam, lParam, node); |
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return UiaCoreProviderApi.UiaReturnRawElementProvider(_hwnd, wParam, lParam, node); |
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} |
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} |
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break; |
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break; |
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case WindowsMessage.WM_WINDOWPOSCHANGED: |
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var winPos = Marshal.PtrToStructure<WINDOWPOS>(lParam); |
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if((winPos.flags & (uint)SetWindowPosFlags.SWP_SHOWWINDOW) != 0) |
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{ |
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_shown = true; |
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} |
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else if ((winPos.flags & (uint)SetWindowPosFlags.SWP_HIDEWINDOW) != 0) |
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{ |
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_shown = false; |
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} |
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break; |
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} |
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} |
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#if USE_MANAGED_DRAG
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#if USE_MANAGED_DRAG
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