34 lines
959 B
C++
34 lines
959 B
C++
// Copyright (c) 2013 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ATOM_BROWSER_WINDOW_LIST_OBSERVER_H_
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#define ATOM_BROWSER_WINDOW_LIST_OBSERVER_H_
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#include "base/observer_list_types.h"
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namespace atom {
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class NativeWindow;
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class WindowListObserver : public base::CheckedObserver {
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public:
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// Called immediately after a window is added to the list.
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virtual void OnWindowAdded(NativeWindow* window) {}
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// Called immediately after a window is removed from the list.
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virtual void OnWindowRemoved(NativeWindow* window) {}
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// Called when a window close is cancelled by beforeunload handler.
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virtual void OnWindowCloseCancelled(NativeWindow* window) {}
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// Called immediately after all windows are closed.
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virtual void OnWindowAllClosed() {}
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protected:
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~WindowListObserver() override {}
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};
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} // namespace atom
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#endif // ATOM_BROWSER_WINDOW_LIST_OBSERVER_H_
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