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
|
// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_KEYBOARD_UI_KEYBOARD_LAYOUT_DELEGATE_H_
#define ASH_KEYBOARD_UI_KEYBOARD_LAYOUT_DELEGATE_H_
#include <stdint.h>
#include "ash/keyboard/ui/keyboard_export.h"
#include "ui/events/event.h"
namespace display {
class Display;
}
namespace aura {
class Window;
}
namespace keyboard {
// A delegate class to control the virtual keyboard layout
class KEYBOARD_EXPORT KeyboardLayoutDelegate {
public:
virtual ~KeyboardLayoutDelegate() {}
// Get the container window where the virtual keyboard show appear by default.
// Usually, this would be a touchable display with input focus.
// This function must not return null.
virtual aura::Window* GetContainerForDefaultDisplay() = 0;
// Get the container window for a particular display. |display| must be valid.
virtual aura::Window* GetContainerForDisplay(
const display::Display& display) = 0;
// Transfer a gesture event to the Ash shelf. Any remaining gestures will be
// sent directly to the shelf. Used for accessing the shelf and the home
// screen even when the virtual keyboard is blocking the shelf.
virtual void TransferGestureEventToShelf(const ui::GestureEvent& e) = 0;
};
} // namespace keyboard
#endif // ASH_KEYBOARD_UI_KEYBOARD_LAYOUT_DELEGATE_H_
|
