blob: dcbe2897886ca1ddb476c4d02a7572e913ba0f7d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_AURA_CLIENT_ACTIVATION_CLIENT_H_
#define UI_AURA_CLIENT_ACTIVATION_CLIENT_H_
#pragma once
#include "ui/aura/aura_export.h"
#include "ui/aura/window.h"
namespace aura {
namespace client {
// An interface implemented by an object that manages window activation.
class AURA_EXPORT ActivationClient {
public:
// Activates |window|. If |window| is NULL, nothing happens.
virtual void ActivateWindow(Window* window) = 0;
// Deactivates |window|. What (if anything) is activated next is up to the
// client. If |window| is NULL, nothing happens.
virtual void DeactivateWindow(Window* window) = 0;
// Retrieves the active window, or NULL if there is none.
virtual aura::Window* GetActiveWindow() = 0;
// Returns true if |window| can be focused. To be focusable, |window| must
// exist inside an activatable window.
virtual bool CanFocusWindow(Window* window) const = 0;
protected:
virtual ~ActivationClient() {}
};
// Sets/Gets the activation client on the RootWindow.
AURA_EXPORT void SetActivationClient(ActivationClient* client);
AURA_EXPORT ActivationClient* GetActivationClient();
// A property key to store what the client defines as the active window on the
// RootWindow.
AURA_EXPORT extern const WindowProperty<Window*>* const
kRootWindowActiveWindowKey;
} // namespace clients
} // namespace aura
#endif // UI_AURA_CLIENT_ACTIVATION_CLIENT_H_
|
