mirrors/electron
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages 1 Wiki Activity Actions 1

fix: black window on screen capture when content protection is enabled (#31340)

Browse source 
Co-authored-by: Micha Hanselmann <mhanselmann@microsoft.com>
This commit is contained in:
Micha Hanselmann 2021-10-11 22:29:43 +02:00 • committed by GitHub
parent 371b521dd2
commit 95f81f5980
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

11
shell/browser/native_window_views.cc
View file

@ -1105,8 +1105,17 @@ void NativeWindowViews::SetIgnoreMouseEvents(bool ignore, bool forward) {
void NativeWindowViews::SetContentProtection(bool enable) { void NativeWindowViews::SetContentProtection(bool enable) {
#if defined(OS_WIN) #if defined(OS_WIN)
HWND hwnd = GetAcceleratedWidget();
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;
}
DWORD affinity = enable ? WDA_EXCLUDEFROMCAPTURE : WDA_NONE; DWORD affinity = enable ? WDA_EXCLUDEFROMCAPTURE : WDA_NONE;
::SetWindowDisplayAffinity(GetAcceleratedWidget(), affinity); ::SetWindowDisplayAffinity(hwnd, affinity);
#endif #endif
} }