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
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
// Copyright 2014 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_OZONE_PLATFORM_DRM_HOST_DRM_WINDOW_HOST_H_
#define UI_OZONE_PLATFORM_DRM_HOST_DRM_WINDOW_HOST_H_
#include <stdint.h>
#include <memory>
#include "base/memory/raw_ptr.h"
#include "ui/display/types/display_snapshot.h"
#include "ui/events/platform/platform_event_dispatcher.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/ozone/platform/drm/host/gpu_thread_observer.h"
#include "ui/platform_window/platform_window.h"
#include "ui/platform_window/platform_window_delegate.h"
namespace ui {
class DrmCursor;
class DrmDisplayHostManager;
class DrmWindowHostManager;
class EventFactoryEvdev;
class GpuThreadAdapter;
// Implementation of the platform window. This object and its handle |widget_|
// uniquely identify a window. Since the DRI/GBM platform is split into 2
// pieces (Browser process and GPU process), internally we need to make sure the
// state is synchronized between the 2 processes.
//
// |widget_| is used in both processes to uniquely identify the window. This
// means that any state on the browser side needs to be propagated to the GPU.
// State propagation needs to happen before the state change is acknowledged to
// |delegate_| as |delegate_| is responsible for initializing the surface
// associated with the window (the surface is created on the GPU process).
class DrmWindowHost : public PlatformWindow,
public PlatformEventDispatcher,
public GpuThreadObserver {
public:
DrmWindowHost(PlatformWindowDelegate* delegate,
const gfx::Rect& bounds,
GpuThreadAdapter* sender,
EventFactoryEvdev* event_factory,
DrmCursor* cursor,
DrmWindowHostManager* window_manager,
DrmDisplayHostManager* display_manager);
DrmWindowHost(const DrmWindowHost&) = delete;
DrmWindowHost& operator=(const DrmWindowHost&) = delete;
~DrmWindowHost() override;
void Initialize();
gfx::AcceleratedWidget GetAcceleratedWidget() const;
gfx::Rect GetCursorConfinedBounds() const;
// PlatformWindow:
void Show(bool inactive) override;
void Hide() override;
void Close() override;
bool IsVisible() const override;
void PrepareForShutdown() override;
void SetBoundsInPixels(const gfx::Rect& bounds) override;
gfx::Rect GetBoundsInPixels() const override;
void SetBoundsInDIP(const gfx::Rect& bounds) override;
gfx::Rect GetBoundsInDIP() const override;
void SetTitle(const std::u16string& title) override;
void SetCapture() override;
void ReleaseCapture() override;
bool HasCapture() const override;
void SetFullscreen(bool fullscreen, int64_t target_display_id) override;
void Maximize() override;
void Minimize() override;
void Restore() override;
PlatformWindowState GetPlatformWindowState() const override;
void Activate() override;
void Deactivate() override;
void SetUseNativeFrame(bool use_native_frame) override;
bool ShouldUseNativeFrame() const override;
void SetCursor(scoped_refptr<PlatformCursor> cursor) override;
void MoveCursorTo(const gfx::Point& location) override;
void ConfineCursorToBounds(const gfx::Rect& bounds) override;
void SetRestoredBoundsInDIP(const gfx::Rect& bounds) override;
gfx::Rect GetRestoredBoundsInDIP() const override;
void SetWindowIcons(const gfx::ImageSkia& window_icon,
const gfx::ImageSkia& app_icon) override;
void SizeConstraintsChanged() override;
void OnMouseEnter();
// PlatformEventDispatcher:
bool CanDispatchEvent(const PlatformEvent& event) override;
uint32_t DispatchEvent(const PlatformEvent& event) override;
// GpuThreadObserver:
void OnGpuProcessLaunched() override;
void OnGpuThreadReady() override;
void OnGpuThreadRetired() override;
private:
void SendBoundsChange();
const raw_ptr<PlatformWindowDelegate> delegate_; // Not owned.
const raw_ptr<GpuThreadAdapter> sender_; // Not owned.
const raw_ptr<EventFactoryEvdev> event_factory_; // Not owned.
const raw_ptr<DrmCursor> cursor_; // Not owned.
const raw_ptr<DrmWindowHostManager> window_manager_; // Not owned.
const raw_ptr<DrmDisplayHostManager> display_manager_; // Not owned.
gfx::Rect bounds_;
const gfx::AcceleratedWidget widget_;
gfx::Rect cursor_confined_bounds_;
};
} // namespace ui
#endif // UI_OZONE_PLATFORM_DRM_HOST_DRM_WINDOW_HOST_H_
|
