diff options
| -rw-r--r-- | o3d/plugin/win/main_win.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/o3d/plugin/win/main_win.cc b/o3d/plugin/win/main_win.cc index 90f8d44..57623d2 100644 --- a/o3d/plugin/win/main_win.cc +++ b/o3d/plugin/win/main_win.cc @@ -472,6 +472,10 @@ WindowProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam) { switch (Msg) { case WM_PAINT: { if (reentrance_count.get() > 1) { + // In Chrome, alert dialogs raised from JavaScript cause + // reentrant WM_PAINT messages to be dispatched and 100% CPU + // to be consumed unless we call this + ::ValidateRect(hWnd, NULL); break; // Ignore this message; we're reentrant. } PAINTSTRUCT paint_struct; |