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fix: setContentProtection(true) after hide on Windows (#45868)

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fix: content protection after hide on Windows

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Shelley Vohr 2025-03-04 22:39:59 +01:00 • committed by GitHub
parent 8c11764800
commit 99c943df23
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8 changed files with 60 additions and 11 deletions
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20
shell/browser/native_window_views.cc
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@ -1317,17 +1317,15 @@ void NativeWindowViews::SetIgnoreMouseEvents(bool ignore, bool forward) {
void NativeWindowViews::SetContentProtection(bool enable) {
#if BUILDFLAG(IS_WIN)
HWND hwnd = GetAcceleratedWidget();
DWORD affinity = enable ? WDA_EXCLUDEFROMCAPTURE : WDA_NONE;
::SetWindowDisplayAffinity(hwnd, affinity);
if (!layered_) {
// Workaround to prevent black window on screen capture after hiding and
// showing the BrowserWindow.
LONG ex_style = ::GetWindowLong(hwnd, GWL_EXSTYLE);
ex_style |= WS_EX_LAYERED;
::SetWindowLong(hwnd, GWL_EXSTYLE, ex_style);
layered_ = true;
}
widget()->native_widget_private()->SetAllowScreenshots(!enable);
#endif
}
bool NativeWindowViews::IsContentProtected() const {
#if BUILDFLAG(IS_WIN)
return !widget()->native_widget_private()->AreScreenshotsAllowed();
#else // Not implemented on Linux
return false;
#endif
}