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 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/ui/frame/caption_buttons/frame_back_button.h"
#include <tuple>
#include "chromeos/ui/vector_icons/vector_icons.h"
#include "ui/aura/window.h"
#include "ui/aura/window_tree_host.h"
#include "ui/base/hit_test.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/strings/grit/ui_strings.h"
#include "ui/views/accessibility/view_accessibility.h"
#include "ui/views/widget/widget.h"
#include "ui/views/window/caption_button_layout_constants.h"
#include "ui/views/window/frame_caption_button.h"
namespace chromeos {
FrameBackButton::FrameBackButton()
: FrameCaptionButton(base::BindRepeating(&FrameBackButton::ButtonPressed,
base::Unretained(this)),
views::CAPTION_BUTTON_ICON_BACK,
HTMENU) {
SetPreferredSize(views::GetCaptionButtonLayoutSize(
views::CaptionButtonLayoutSize::kNonBrowserCaption));
GetViewAccessibility().SetName(
l10n_util::GetStringUTF16(IDS_APP_ACCNAME_BACK));
}
FrameBackButton::~FrameBackButton() = default;
void FrameBackButton::ButtonPressed() {
// Send up event as well as down event as ARC++ clients expect this sequence.
// TODO: Investigate if we should be using the current modifiers.
aura::Window* root_window = GetWidget()->GetNativeWindow()->GetRootWindow();
ui::KeyEvent press_key_event(ui::EventType::kKeyPressed,
ui::VKEY_BROWSER_BACK, ui::EF_NONE);
std::ignore = root_window->GetHost()->SendEventToSink(&press_key_event);
ui::KeyEvent release_key_event(ui::EventType::kKeyReleased,
ui::VKEY_BROWSER_BACK, ui::EF_NONE);
std::ignore = root_window->GetHost()->SendEventToSink(&release_key_event);
}
} // namespace chromeos
|
