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
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
// Copyright 2023 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_SYSTEM_TOAST_SYSTEM_TOAST_VIEW_H_
#define ASH_SYSTEM_TOAST_SYSTEM_TOAST_VIEW_H_
#include <string_view>
#include "ash/ash_export.h"
#include "base/memory/raw_ptr.h"
#include "ui/base/interaction/element_identifier.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/gfx/vector_icon_types.h"
#include "ui/views/layout/flex_layout_view.h"
namespace views {
class Button;
class Label;
} // namespace views
namespace ash {
class SystemShadow;
// The System Toast view. (go/toast-style-spec)
// This view supports different configurations depending on the provided
// toast data parameters. It will always have a body text, and may have a
// leading icon and a button containing text or an icon.
class ASH_EXPORT SystemToastView : public views::FlexLayoutView {
METADATA_HEADER(SystemToastView, views::FlexLayoutView)
public:
DECLARE_CLASS_ELEMENT_IDENTIFIER_VALUE(kSystemToastViewElementId);
// Type of button to show next to the toast's body text.
enum class ButtonType {
kNone,
kTextButton,
kIconButton,
};
SystemToastView(
const std::u16string& text,
ButtonType button_type = ButtonType::kNone,
const std::u16string& button_text = std::u16string(),
const gfx::VectorIcon* button_icon = &gfx::VectorIcon::EmptyIcon(),
base::RepeatingClosure button_callback = base::DoNothing(),
const gfx::VectorIcon* leading_icon = &gfx::VectorIcon::EmptyIcon());
SystemToastView(const SystemToastView&) = delete;
SystemToastView& operator=(const SystemToastView&) = delete;
~SystemToastView() override;
views::Button* button() { return button_; }
// Updates the toast label text.
void SetText(std::u16string_view text);
std::u16string_view GetText() const;
private:
// views::View:
void AddedToWidget() override;
void OnBoundsChanged(const gfx::Rect& previous_bounds) override;
// Owned by the views hierarchy.
raw_ptr<views::Label> label_ = nullptr;
// Button which either contains text or an icon depending on the toast's
// `ButtonType`.
raw_ptr<views::Button> button_ = nullptr;
std::unique_ptr<SystemShadow> shadow_;
};
} // namespace ash
#endif // ASH_SYSTEM_TOAST_SYSTEM_TOAST_VIEW_H_
|
