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
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
|
// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/ozone/platform/wayland/host/wayland_clipboard.h"
#include <string>
#include "ui/ozone/platform/wayland/host/gtk_primary_selection_device.h"
#include "ui/ozone/platform/wayland/host/gtk_primary_selection_device_manager.h"
#include "ui/ozone/platform/wayland/host/gtk_primary_selection_source.h"
#include "ui/ozone/platform/wayland/host/internal/wayland_data_source_base.h"
#include "ui/ozone/platform/wayland/host/wayland_data_device.h"
#include "ui/ozone/platform/wayland/host/wayland_data_device_manager.h"
namespace ui {
WaylandClipboard::WaylandClipboard(
WaylandDataDeviceManager* data_device_manager,
WaylandDataDevice* data_device,
GtkPrimarySelectionDeviceManager* primary_selection_device_manager,
GtkPrimarySelectionDevice* primary_selection_device)
: data_device_manager_(data_device_manager),
data_device_(data_device),
primary_selection_device_manager_(primary_selection_device_manager),
primary_selection_device_(primary_selection_device) {
DCHECK(data_device_manager_);
DCHECK(data_device_);
}
WaylandClipboard::~WaylandClipboard() = default;
void WaylandClipboard::OfferClipboardData(
ClipboardBuffer buffer,
const PlatformClipboard::DataMap& data_map,
PlatformClipboard::OfferDataClosure callback) {
internal::WaylandDataSourceBase* data_source = nullptr;
if (buffer == ClipboardBuffer::kCopyPaste) {
if (!clipboard_data_source_)
clipboard_data_source_ = data_device_manager_->CreateSource();
data_source = clipboard_data_source_.get();
} else {
if (!IsPrimarySelectionSupported()) {
std::move(callback).Run();
return;
}
if (!primary_data_source_)
primary_data_source_ = primary_selection_device_manager_->CreateSource();
data_source = primary_data_source_.get();
}
DCHECK(data_source);
data_source->WriteToClipboard(data_map);
data_source->set_data_map(data_map);
std::move(callback).Run();
}
void WaylandClipboard::RequestClipboardData(
ClipboardBuffer buffer,
const std::string& mime_type,
PlatformClipboard::DataMap* data_map,
PlatformClipboard::RequestDataClosure callback) {
read_clipboard_closure_ = std::move(callback);
DCHECK(data_map);
data_map_ = data_map;
if (buffer == ClipboardBuffer::kCopyPaste) {
if (!data_device_->RequestSelectionData(mime_type))
SetData({}, mime_type);
} else {
if (!IsPrimarySelectionSupported() ||
!primary_selection_device_->RequestSelectionData(mime_type)) {
SetData({}, mime_type);
}
}
}
bool WaylandClipboard::IsSelectionOwner(ClipboardBuffer buffer) {
if (buffer == ClipboardBuffer::kCopyPaste)
return !!clipboard_data_source_;
else
return !!primary_data_source_;
}
void WaylandClipboard::SetSequenceNumberUpdateCb(
PlatformClipboard::SequenceNumberUpdateCb cb) {
CHECK(update_sequence_cb_.is_null())
<< " The callback can be installed only once.";
update_sequence_cb_ = std::move(cb);
}
void WaylandClipboard::GetAvailableMimeTypes(
ClipboardBuffer buffer,
PlatformClipboard::GetMimeTypesClosure callback) {
if (buffer == ClipboardBuffer::kCopyPaste) {
std::move(callback).Run(data_device_->GetAvailableMimeTypes());
} else {
std::move(callback).Run(
IsPrimarySelectionSupported()
? primary_selection_device_->GetAvailableMimeTypes()
: std::vector<std::string>{});
}
}
void WaylandClipboard::DataSourceCancelled(ClipboardBuffer buffer) {
if (buffer == ClipboardBuffer::kCopyPaste) {
DCHECK(clipboard_data_source_);
SetData({}, {});
clipboard_data_source_.reset();
} else {
DCHECK(primary_data_source_);
SetData({}, {});
primary_data_source_.reset();
}
}
void WaylandClipboard::SetData(const std::vector<uint8_t>& contents,
const std::string& mime_type) {
if (!data_map_)
return;
(*data_map_)[mime_type] = contents;
if (!read_clipboard_closure_.is_null()) {
auto it = data_map_->find(mime_type);
DCHECK(it != data_map_->end());
std::move(read_clipboard_closure_).Run(it->second);
}
data_map_ = nullptr;
}
void WaylandClipboard::UpdateSequenceNumber(ClipboardBuffer buffer) {
if (!update_sequence_cb_.is_null())
update_sequence_cb_.Run(buffer);
}
bool WaylandClipboard::IsPrimarySelectionSupported() const {
return primary_selection_device_manager_ && primary_selection_device_;
}
} // namespace ui
|
