Implement beforeunload event.
Unlike normal browser which would show a dialog to choose whether to continue, you can just return a empty string in the handler to prevent unloading.
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browser/atom_javascript_dialog_manager.cc
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22
browser/atom_javascript_dialog_manager.cc
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// Copyright (c) 2013 GitHub, Inc. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "browser/atom_javascript_dialog_manager.h"
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#include "base/utf_string_conversions.h"
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namespace atom {
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void AtomJavaScriptDialogManager::RunBeforeUnloadDialog(
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content::WebContents* web_contents,
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const string16& message_text,
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bool is_reload,
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const DialogClosedCallback& callback) {
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bool prevent_reload = message_text.empty() ||
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message_text == ASCIIToUTF16("false");
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callback.Run(!prevent_reload, message_text);
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}
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} // namespace atom
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