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fix: manually manage WebContents of webview when it is detached

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This commit is contained in:
Cheng Zhao 2018-09-07 15:41:48 +09:00
parent 8e963f10ef
commit 92e094c5f6
5 changed files with 38 additions and 10 deletions
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22
atom/browser/api/atom_api_web_contents.cc
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@ -483,16 +483,20 @@ WebContents::~WebContents() {
RenderViewDeleted(web_contents()->GetRenderViewHost());
if (type_ == BROWSER_WINDOW && owner_window()) {
for (ExtendedWebContentsObserver& observer : observers_)
observer.OnCloseContents();
if (type_ == WEB_VIEW) {
DestroyWebContents(false /* async */);
} else {
DestroyWebContents(!IsGuest() /* async */);
if (type_ == BROWSER_WINDOW && owner_window()) {
for (ExtendedWebContentsObserver& observer : observers_)
observer.OnCloseContents();
} else {
DestroyWebContents(true /* async */);
}
// The WebContentsDestroyed will not be called automatically because we
// destroy the webContents in the next tick. So we have to manually
// call it here to make sure "destroyed" event is emitted.
WebContentsDestroyed();
}
// The WebContentsDestroyed will not be called automatically because we
// destroy the webContents in the next tick. So we have to manually
// call it here to make sure "destroyed" event is emitted.
WebContentsDestroyed();
}
}
@ -1048,7 +1052,7 @@ bool WebContents::OnMessageReceived(const IPC::Message& message,
// 2. garbage collection;
// 3. user closes the window of webContents;
// 4. the embedder detaches the frame.
// For webview only #4 will happen, for BrowserWindow both #1 and #3 may
// For webview both #1 and #4 may happen, for BrowserWindow both #1 and #3 may
// happen. The #2 should never happen for webContents, because webview is
// managed by GuestViewManager, and BrowserWindow's webContents is managed
// by api::BrowserWindow.