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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ui/events/ozone/evdev/event_converter_evdev_impl.h" | 5 #include "ui/events/ozone/evdev/event_converter_evdev_impl.h" |
6 | 6 |
7 #include <errno.h> | 7 #include <errno.h> |
8 #include <linux/input.h> | 8 #include <linux/input.h> |
9 #include <stddef.h> | 9 #include <stddef.h> |
10 | 10 |
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93 } | 93 } |
94 | 94 |
95 blocked_keys_.set(); | 95 blocked_keys_.set(); |
96 for (const DomCode& it : allowed_keys) { | 96 for (const DomCode& it : allowed_keys) { |
97 int evdev_code = | 97 int evdev_code = |
98 NativeCodeToEvdevCode(KeycodeConverter::DomCodeToNativeKeycode(it)); | 98 NativeCodeToEvdevCode(KeycodeConverter::DomCodeToNativeKeycode(it)); |
99 blocked_keys_.reset(evdev_code); | 99 blocked_keys_.reset(evdev_code); |
100 } | 100 } |
101 | 101 |
102 // Release any pressed blocked keys. | 102 // Release any pressed blocked keys. |
103 base::TimeDelta timestamp = ui::EventTimeForNow(); | 103 base::TimeTicks timestamp = ui::EventTimeForNow(); |
104 for (int key = 0; key < KEY_CNT; ++key) { | 104 for (int key = 0; key < KEY_CNT; ++key) { |
105 if (blocked_keys_.test(key)) | 105 if (blocked_keys_.test(key)) |
106 OnKeyChange(key, false /* down */, timestamp); | 106 OnKeyChange(key, false /* down */, timestamp); |
107 } | 107 } |
108 } | 108 } |
109 | 109 |
110 void EventConverterEvdevImpl::OnDisabled() { | 110 void EventConverterEvdevImpl::OnDisabled() { |
111 ReleaseKeys(); | 111 ReleaseKeys(); |
112 ReleaseMouseButtons(); | 112 ReleaseMouseButtons(); |
113 } | 113 } |
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139 return; | 139 return; |
140 | 140 |
141 // Mouse processing. | 141 // Mouse processing. |
142 if (input.code >= BTN_MOUSE && input.code < BTN_JOYSTICK) { | 142 if (input.code >= BTN_MOUSE && input.code < BTN_JOYSTICK) { |
143 DispatchMouseButton(input); | 143 DispatchMouseButton(input); |
144 return; | 144 return; |
145 } | 145 } |
146 | 146 |
147 // Keyboard processing. | 147 // Keyboard processing. |
148 OnKeyChange(input.code, input.value != kKeyReleaseValue, | 148 OnKeyChange(input.code, input.value != kKeyReleaseValue, |
149 TimeDeltaFromInputEvent(input)); | 149 TimeTicksFromInputEvent(input)); |
150 } | 150 } |
151 | 151 |
152 void EventConverterEvdevImpl::ConvertMouseMoveEvent(const input_event& input) { | 152 void EventConverterEvdevImpl::ConvertMouseMoveEvent(const input_event& input) { |
153 if (!cursor_) | 153 if (!cursor_) |
154 return; | 154 return; |
155 switch (input.code) { | 155 switch (input.code) { |
156 case REL_X: | 156 case REL_X: |
157 x_offset_ = input.value; | 157 x_offset_ = input.value; |
158 break; | 158 break; |
159 case REL_Y: | 159 case REL_Y: |
160 y_offset_ = input.value; | 160 y_offset_ = input.value; |
161 break; | 161 break; |
162 } | 162 } |
163 } | 163 } |
164 | 164 |
165 void EventConverterEvdevImpl::OnKeyChange(unsigned int key, | 165 void EventConverterEvdevImpl::OnKeyChange(unsigned int key, |
166 bool down, | 166 bool down, |
167 const base::TimeDelta& timestamp) { | 167 const base::TimeTicks& timestamp) { |
168 if (key > KEY_MAX) | 168 if (key > KEY_MAX) |
169 return; | 169 return; |
170 | 170 |
171 if (down == key_state_.test(key)) | 171 if (down == key_state_.test(key)) |
172 return; | 172 return; |
173 | 173 |
174 // Apply key filter (releases for previously pressed keys are excepted). | 174 // Apply key filter (releases for previously pressed keys are excepted). |
175 if (down && blocked_keys_.test(key)) | 175 if (down && blocked_keys_.test(key)) |
176 return; | 176 return; |
177 | 177 |
178 // State transition: !(down) -> (down) | 178 // State transition: !(down) -> (down) |
179 key_state_.set(key, down); | 179 key_state_.set(key, down); |
180 | 180 |
181 dispatcher_->DispatchKeyEvent(KeyEventParams(input_device_.id, key, down, | 181 dispatcher_->DispatchKeyEvent(KeyEventParams(input_device_.id, key, down, |
182 false /* suppress_auto_repeat */, | 182 false /* suppress_auto_repeat */, |
183 timestamp)); | 183 timestamp)); |
184 } | 184 } |
185 | 185 |
186 void EventConverterEvdevImpl::ReleaseKeys() { | 186 void EventConverterEvdevImpl::ReleaseKeys() { |
187 base::TimeDelta timestamp = ui::EventTimeForNow(); | 187 base::TimeTicks timestamp = ui::EventTimeForNow(); |
188 for (int key = 0; key < KEY_CNT; ++key) | 188 for (int key = 0; key < KEY_CNT; ++key) |
189 OnKeyChange(key, false /* down */, timestamp); | 189 OnKeyChange(key, false /* down */, timestamp); |
190 } | 190 } |
191 | 191 |
192 void EventConverterEvdevImpl::ReleaseMouseButtons() { | 192 void EventConverterEvdevImpl::ReleaseMouseButtons() { |
193 base::TimeDelta timestamp = ui::EventTimeForNow(); | 193 base::TimeTicks timestamp = ui::EventTimeForNow(); |
194 for (int code = BTN_MOUSE; code < BTN_JOYSTICK; ++code) | 194 for (int code = BTN_MOUSE; code < BTN_JOYSTICK; ++code) |
195 OnButtonChange(code, false /* down */, timestamp); | 195 OnButtonChange(code, false /* down */, timestamp); |
196 } | 196 } |
197 | 197 |
198 void EventConverterEvdevImpl::OnLostSync() { | 198 void EventConverterEvdevImpl::OnLostSync() { |
199 LOG(WARNING) << "kernel dropped input events"; | 199 LOG(WARNING) << "kernel dropped input events"; |
200 | 200 |
201 // We may have missed key releases. Release everything. | 201 // We may have missed key releases. Release everything. |
202 // TODO(spang): Use EVIOCGKEY to avoid releasing keys that are still held. | 202 // TODO(spang): Use EVIOCGKEY to avoid releasing keys that are still held. |
203 ReleaseKeys(); | 203 ReleaseKeys(); |
204 ReleaseMouseButtons(); | 204 ReleaseMouseButtons(); |
205 } | 205 } |
206 | 206 |
207 void EventConverterEvdevImpl::DispatchMouseButton(const input_event& input) { | 207 void EventConverterEvdevImpl::DispatchMouseButton(const input_event& input) { |
208 if (!cursor_) | 208 if (!cursor_) |
209 return; | 209 return; |
210 | 210 |
211 OnButtonChange(input.code, input.value, TimeDeltaFromInputEvent(input)); | 211 OnButtonChange(input.code, input.value, TimeTicksFromInputEvent(input)); |
212 } | 212 } |
213 | 213 |
214 void EventConverterEvdevImpl::OnButtonChange(int code, | 214 void EventConverterEvdevImpl::OnButtonChange(int code, |
215 bool down, | 215 bool down, |
216 const base::TimeDelta& timestamp) { | 216 base::TimeTicks timestamp) { |
217 if (code == BTN_SIDE) | 217 if (code == BTN_SIDE) |
218 code = BTN_BACK; | 218 code = BTN_BACK; |
219 else if (code == BTN_EXTRA) | 219 else if (code == BTN_EXTRA) |
220 code = BTN_FORWARD; | 220 code = BTN_FORWARD; |
221 | 221 |
222 int button_offset = code - BTN_MOUSE; | 222 int button_offset = code - BTN_MOUSE; |
223 if (mouse_button_state_.test(button_offset) == down) | 223 if (mouse_button_state_.test(button_offset) == down) |
224 return; | 224 return; |
225 | 225 |
226 mouse_button_state_.set(button_offset, down); | 226 mouse_button_state_.set(button_offset, down); |
227 | 227 |
228 dispatcher_->DispatchMouseButtonEvent(MouseButtonEventParams( | 228 dispatcher_->DispatchMouseButtonEvent(MouseButtonEventParams( |
229 input_device_.id, cursor_->GetLocation(), code, down, | 229 input_device_.id, cursor_->GetLocation(), code, down, |
230 /* allow_remap */ true, | 230 /* allow_remap */ true, |
231 PointerDetails(EventPointerType::POINTER_TYPE_MOUSE), timestamp)); | 231 PointerDetails(EventPointerType::POINTER_TYPE_MOUSE), timestamp)); |
232 } | 232 } |
233 | 233 |
234 void EventConverterEvdevImpl::FlushEvents(const input_event& input) { | 234 void EventConverterEvdevImpl::FlushEvents(const input_event& input) { |
235 if (!cursor_ || (x_offset_ == 0 && y_offset_ == 0)) | 235 if (!cursor_ || (x_offset_ == 0 && y_offset_ == 0)) |
236 return; | 236 return; |
237 | 237 |
238 cursor_->MoveCursor(gfx::Vector2dF(x_offset_, y_offset_)); | 238 cursor_->MoveCursor(gfx::Vector2dF(x_offset_, y_offset_)); |
239 | 239 |
240 dispatcher_->DispatchMouseMoveEvent( | 240 dispatcher_->DispatchMouseMoveEvent( |
241 MouseMoveEventParams(input_device_.id, cursor_->GetLocation(), | 241 MouseMoveEventParams(input_device_.id, cursor_->GetLocation(), |
242 PointerDetails(EventPointerType::POINTER_TYPE_MOUSE), | 242 PointerDetails(EventPointerType::POINTER_TYPE_MOUSE), |
243 TimeDeltaFromInputEvent(input))); | 243 TimeTicksFromInputEvent(input))); |
244 | 244 |
245 x_offset_ = 0; | 245 x_offset_ = 0; |
246 y_offset_ = 0; | 246 y_offset_ = 0; |
247 } | 247 } |
248 | 248 |
249 } // namespace ui | 249 } // namespace ui |
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