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
|
// 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 UI_BASE_X_X11_CURSOR_FACTORY_H_
#define UI_BASE_X_X11_CURSOR_FACTORY_H_
#include <map>
#include <string>
#include <vector>
#include "base/component_export.h"
#include "base/memory/scoped_refptr.h"
#include "base/scoped_observation.h"
#include "ui/base/cursor/cursor_factory.h"
#include "ui/base/cursor/mojom/cursor_type.mojom-shared.h"
#include "ui/linux/cursor_theme_manager_observer.h"
namespace ui {
class X11Cursor;
class XCursorLoader;
#if BUILDFLAG(IS_LINUX)
class LinuxUi;
#endif
// CursorFactory implementation for X11 cursors.
class COMPONENT_EXPORT(UI_BASE_X) X11CursorFactory
: public CursorFactory,
public CursorThemeManagerObserver {
public:
X11CursorFactory();
X11CursorFactory(const X11CursorFactory&) = delete;
X11CursorFactory& operator=(const X11CursorFactory&) = delete;
~X11CursorFactory() override;
// CursorFactory:
scoped_refptr<PlatformCursor> GetDefaultCursor(
mojom::CursorType type) override;
scoped_refptr<PlatformCursor> CreateImageCursor(mojom::CursorType type,
const SkBitmap& bitmap,
const gfx::Point& hotspot,
float scale) override;
scoped_refptr<PlatformCursor> CreateAnimatedCursor(
mojom::CursorType type,
const std::vector<SkBitmap>& bitmaps,
const gfx::Point& hotspot,
float scale,
base::TimeDelta frame_delay) override;
void ObserveThemeChanges() override;
private:
// CusorThemeManagerObserver:
void OnCursorThemeNameChanged(const std::string& cursor_theme_name) override;
void OnCursorThemeSizeChanged(int cursor_theme_size) override;
void ClearThemeCursors();
std::map<mojom::CursorType, scoped_refptr<X11Cursor>> default_cursors_;
// `cursor_loader_` must be declared after `default_cursors_` since
// initializing `cursor_loader_` will modify `default_cursors_`.
std::unique_ptr<XCursorLoader> cursor_loader_;
#if BUILDFLAG(IS_LINUX)
base::ScopedObservation<LinuxUi, CursorThemeManagerObserver>
cursor_theme_observation_{this};
#endif
};
} // namespace ui
#endif // UI_BASE_X_X11_CURSOR_FACTORY_H_
|
