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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 "chrome/browser/chromeos/legacy_window_manager/wm_ipc.h" | 5 #include "views/widget/wm_ipc.h" |
6 | 6 |
7 #include <gdk/gdkx.h> | 7 #include <gdk/gdkx.h> |
8 extern "C" { | 8 extern "C" { |
9 #include <X11/Xatom.h> | 9 #include <X11/Xatom.h> |
10 #include <X11/Xlib.h> | 10 #include <X11/Xlib.h> |
11 } | 11 } |
12 | 12 |
13 #include "base/lazy_instance.h" | 13 #include "base/lazy_instance.h" |
14 #include "base/logging.h" | 14 #include "base/logging.h" |
15 #include "base/memory/scoped_ptr.h" | 15 #include "base/memory/scoped_ptr.h" |
16 #include "chrome/common/chrome_notification_types.h" | |
17 #include "content/public/browser/notification_service.h" | |
18 #include "ui/base/x/x11_util.h" | 16 #include "ui/base/x/x11_util.h" |
19 #include "ui/gfx/rect.h" | 17 #include "ui/gfx/rect.h" |
20 | 18 |
21 using std::map; | 19 using std::map; |
22 using std::string; | 20 using std::string; |
23 | 21 |
| 22 namespace views { |
| 23 |
24 namespace chromeos { | 24 namespace chromeos { |
25 | 25 |
26 namespace { | 26 namespace { |
27 | 27 |
28 // A value from the Atom enum and the actual name that should be used to | 28 // A value from the Atom enum and the actual name that should be used to |
29 // look up its ID on the X server. | 29 // look up its ID on the X server. |
30 struct AtomInfo { | 30 struct AtomInfo { |
31 WmIpc::AtomType atom; | 31 WmIpc::AtomType atom; |
32 const char* name; | 32 const char* name; |
33 }; | 33 }; |
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91 atom_to_string_.find(atom_it->second); | 91 atom_to_string_.find(atom_it->second); |
92 DCHECK(name_it != atom_to_string_.end()) | 92 DCHECK(name_it != atom_to_string_.end()) |
93 << "Unknown atom " << atom_it->second << " for AtomType " << type; | 93 << "Unknown atom " << atom_it->second << " for AtomType " << type; |
94 if (name_it == atom_to_string_.end()) | 94 if (name_it == atom_to_string_.end()) |
95 return ""; | 95 return ""; |
96 | 96 |
97 return name_it->second; | 97 return name_it->second; |
98 } | 98 } |
99 | 99 |
100 bool WmIpc::SetWindowType(GtkWidget* widget, | 100 bool WmIpc::SetWindowType(GtkWidget* widget, |
101 WmIpcWindowType type, | 101 ::chromeos::WmIpcWindowType type, |
102 const std::vector<int>* params) { | 102 const std::vector<int>* params) { |
103 std::vector<int> values; | 103 std::vector<int> values; |
104 values.push_back(type); | 104 values.push_back(type); |
105 if (params) | 105 if (params) |
106 values.insert(values.end(), params->begin(), params->end()); | 106 values.insert(values.end(), params->begin(), params->end()); |
107 const Atom atom = type_to_atom_[ATOM_CHROME_WINDOW_TYPE]; | 107 const Atom atom = type_to_atom_[ATOM_CHROME_WINDOW_TYPE]; |
108 return SetIntArrayProperty(ui::GetX11WindowFromGtkWidget(widget), | 108 return SetIntArrayProperty(ui::GetX11WindowFromGtkWidget(widget), |
109 atom, atom, values); | 109 atom, atom, values); |
110 } | 110 } |
111 | 111 |
112 WmIpcWindowType WmIpc::GetWindowType(GtkWidget* widget, | 112 ::chromeos::WmIpcWindowType WmIpc::GetWindowType(GtkWidget* widget, |
113 std::vector<int>* params) { | 113 std::vector<int>* params) { |
114 std::vector<int> properties; | 114 std::vector<int> properties; |
115 if (ui::GetIntArrayProperty( | 115 if (ui::GetIntArrayProperty( |
116 ui::GetX11WindowFromGtkWidget(widget), | 116 ui::GetX11WindowFromGtkWidget(widget), |
117 GetAtomName(ATOM_CHROME_WINDOW_TYPE), | 117 GetAtomName(ATOM_CHROME_WINDOW_TYPE), |
118 &properties)) { | 118 &properties)) { |
119 int type = properties.front(); | 119 int type = properties.front(); |
120 if (params) { | 120 if (params) { |
121 params->clear(); | 121 params->clear(); |
122 params->insert(params->begin(), properties.begin() + 1, properties.end()); | 122 params->insert(params->begin(), properties.begin() + 1, properties.end()); |
123 } | 123 } |
124 return static_cast<WmIpcWindowType>(type); | 124 return static_cast< ::chromeos::WmIpcWindowType>(type); |
125 } else { | 125 } else { |
126 return WM_IPC_WINDOW_UNKNOWN; | 126 return ::chromeos::WM_IPC_WINDOW_UNKNOWN; |
127 } | 127 } |
128 } | 128 } |
129 | 129 |
130 bool WmIpc::GetWindowState(GtkWidget* widget, | 130 bool WmIpc::GetWindowState(GtkWidget* widget, |
131 std::set<WmIpc::AtomType>* atom_types) { | 131 std::set<WmIpc::AtomType>* atom_types) { |
132 atom_types->clear(); | 132 atom_types->clear(); |
133 | 133 |
134 std::vector<Atom> atoms; | 134 std::vector<Atom> atoms; |
135 if (!ui::GetAtomArrayProperty( | 135 if (!ui::GetAtomArrayProperty( |
136 ui::GetX11WindowFromGtkWidget(widget), | 136 ui::GetX11WindowFromGtkWidget(widget), |
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175 if (wm_message_atom_ != gdk_x11_atom_to_xatom(event.message_type)) | 175 if (wm_message_atom_ != gdk_x11_atom_to_xatom(event.message_type)) |
176 return false; | 176 return false; |
177 | 177 |
178 if (event.data_format != 32) { | 178 if (event.data_format != 32) { |
179 DLOG(WARNING) << "Ignoring ClientEventMessage with invalid bit " | 179 DLOG(WARNING) << "Ignoring ClientEventMessage with invalid bit " |
180 << "format " << event.data_format | 180 << "format " << event.data_format |
181 << " (expected 32-bit values)"; | 181 << " (expected 32-bit values)"; |
182 return false; | 182 return false; |
183 } | 183 } |
184 | 184 |
185 msg->set_type(static_cast<WmIpcMessageType>(event.data.l[0])); | 185 msg->set_type(static_cast< ::chromeos::WmIpcMessageType>(event.data.l[0])); |
186 if (msg->type() < 0) { | 186 if (msg->type() < 0) { |
187 DLOG(WARNING) << "Ignoring ClientEventMessage with invalid message " | 187 DLOG(WARNING) << "Ignoring ClientEventMessage with invalid message " |
188 << "type " << msg->type(); | 188 << "type " << msg->type(); |
189 return false; | 189 return false; |
190 } | 190 } |
191 | 191 |
192 // XClientMessageEvent only gives us five 32-bit items, and we're using | 192 // XClientMessageEvent only gives us five 32-bit items, and we're using |
193 // the first one for our message type. | 193 // the first one for our message type. |
194 DCHECK_LE(msg->max_params(), 4); | 194 DCHECK_LE(msg->max_params(), 4); |
195 for (int i = 0; i < msg->max_params(); ++i) | 195 for (int i = 0; i < msg->max_params(); ++i) |
196 msg->set_param(i, event.data.l[i+1]); // l[0] contains message type | 196 msg->set_param(i, event.data.l[i+1]); // l[0] contains message type |
197 | 197 |
198 return true; | 198 return true; |
199 } | 199 } |
200 | 200 |
201 void WmIpc::HandleNonChromeClientMessageEvent(const GdkEventClient& event) { | 201 void WmIpc::HandleNonChromeClientMessageEvent(const GdkEventClient& event) { |
202 // Only do these lookups once; they should never change. | 202 // Only do these lookups once; they should never change. |
203 static GdkAtom manager_gdk_atom = | 203 static GdkAtom manager_gdk_atom = |
204 gdk_x11_xatom_to_atom(type_to_atom_[ATOM_MANAGER]); | 204 gdk_x11_xatom_to_atom(type_to_atom_[ATOM_MANAGER]); |
205 static Atom wm_s0_atom = type_to_atom_[ATOM_WM_S0]; | 205 static Atom wm_s0_atom = type_to_atom_[ATOM_WM_S0]; |
206 | 206 |
207 if (event.message_type == manager_gdk_atom && | 207 if (event.message_type == manager_gdk_atom && |
208 static_cast<Atom>(event.data.l[1]) == wm_s0_atom) { | 208 static_cast<Atom>(event.data.l[1]) == wm_s0_atom) { |
209 InitWmInfo(); | 209 InitWmInfo(); |
210 } | 210 } |
211 } | 211 } |
212 | 212 |
213 void WmIpc::HandleRootWindowPropertyEvent(const GdkEventProperty& event) { | |
214 static GdkAtom layout_mode_gdk_atom = | |
215 gdk_x11_xatom_to_atom(type_to_atom_[ATOM_CHROME_LAYOUT_MODE]); | |
216 | |
217 if (event.atom == layout_mode_gdk_atom) | |
218 FetchLayoutModeProperty(); | |
219 } | |
220 | |
221 void WmIpc::SetLoggedInProperty(bool logged_in) { | 213 void WmIpc::SetLoggedInProperty(bool logged_in) { |
222 std::vector<int> values; | 214 std::vector<int> values; |
223 values.push_back(static_cast<int>(logged_in)); | 215 values.push_back(static_cast<int>(logged_in)); |
224 const Atom atom = type_to_atom_[ATOM_CHROME_LOGGED_IN]; | 216 const Atom atom = type_to_atom_[ATOM_CHROME_LOGGED_IN]; |
225 SetIntArrayProperty(gdk_x11_get_default_root_xwindow(), atom, atom, values); | 217 SetIntArrayProperty(gdk_x11_get_default_root_xwindow(), atom, atom, values); |
226 } | 218 } |
227 | 219 |
228 void WmIpc::SetStatusBoundsProperty(GtkWidget* widget, | 220 void WmIpc::SetStatusBoundsProperty(GtkWidget* widget, |
229 const gfx::Rect& bounds) { | 221 const gfx::Rect& bounds) { |
230 std::vector<int> values; | 222 std::vector<int> values; |
231 values.push_back(bounds.x()); | 223 values.push_back(bounds.x()); |
232 values.push_back(bounds.y()); | 224 values.push_back(bounds.y()); |
233 values.push_back(bounds.width()); | 225 values.push_back(bounds.width()); |
234 values.push_back(bounds.height()); | 226 values.push_back(bounds.height()); |
235 SetIntArrayProperty(ui::GetX11WindowFromGtkWidget(widget), | 227 SetIntArrayProperty(ui::GetX11WindowFromGtkWidget(widget), |
236 type_to_atom_[ATOM_CHROME_STATUS_BOUNDS], | 228 type_to_atom_[ATOM_CHROME_STATUS_BOUNDS], |
237 XA_CARDINAL, | 229 XA_CARDINAL, |
238 values); | 230 values); |
239 } | 231 } |
240 | 232 |
241 void WmIpc::NotifyAboutSignout() { | 233 void WmIpc::NotifyAboutSignout() { |
242 Message msg(chromeos::WM_IPC_MESSAGE_WM_NOTIFY_SIGNING_OUT); | 234 Message msg(::chromeos::WM_IPC_MESSAGE_WM_NOTIFY_SIGNING_OUT); |
243 SendMessage(msg); | 235 SendMessage(msg); |
244 XFlush(ui::GetXDisplay()); | 236 XFlush(ui::GetXDisplay()); |
245 } | 237 } |
246 | 238 |
247 WmIpc::WmIpc() | 239 WmIpc::WmIpc() |
248 : wm_message_atom_(0), | 240 : wm_message_atom_(0), |
249 wm_(0), | 241 wm_(0) { |
250 layout_mode_(WM_IPC_LAYOUT_MAXIMIZED) { | |
251 scoped_array<char*> names(new char*[kNumAtoms]); | 242 scoped_array<char*> names(new char*[kNumAtoms]); |
252 scoped_array<Atom> atoms(new Atom[kNumAtoms]); | 243 scoped_array<Atom> atoms(new Atom[kNumAtoms]); |
253 | 244 |
254 for (int i = 0; i < kNumAtoms; ++i) { | 245 for (int i = 0; i < kNumAtoms; ++i) { |
255 // Need to const_cast because XInternAtoms() wants a char**. | 246 // Need to const_cast because XInternAtoms() wants a char**. |
256 names[i] = const_cast<char*>(kAtomInfos[i].name); | 247 names[i] = const_cast<char*>(kAtomInfos[i].name); |
257 } | 248 } |
258 | 249 |
259 XInternAtoms(ui::GetXDisplay(), names.get(), kNumAtoms, | 250 XInternAtoms(ui::GetXDisplay(), names.get(), kNumAtoms, |
260 False, // only_if_exists | 251 False, // only_if_exists |
261 atoms.get()); | 252 atoms.get()); |
262 | 253 |
263 for (int i = 0; i < kNumAtoms; ++i) { | 254 for (int i = 0; i < kNumAtoms; ++i) { |
264 type_to_atom_[kAtomInfos[i].atom] = atoms[i]; | 255 type_to_atom_[kAtomInfos[i].atom] = atoms[i]; |
265 atom_to_type_[atoms[i]] = kAtomInfos[i].atom; | 256 atom_to_type_[atoms[i]] = kAtomInfos[i].atom; |
266 atom_to_string_[atoms[i]] = kAtomInfos[i].name; | 257 atom_to_string_[atoms[i]] = kAtomInfos[i].name; |
267 } | 258 } |
268 | 259 |
269 wm_message_atom_ = type_to_atom_[ATOM_CHROME_WM_MESSAGE]; | 260 wm_message_atom_ = type_to_atom_[ATOM_CHROME_WM_MESSAGE]; |
270 | 261 |
271 // Make sure that we're selecting structure changes on the root window; | 262 // Make sure that we're selecting structure changes on the root window; |
272 // the window manager uses StructureNotifyMask when sending the ClientMessage | 263 // the window manager uses StructureNotifyMask when sending the ClientMessage |
273 // event to announce that it's taken the manager selection. | 264 // event to announce that it's taken the manager selection. |
274 GdkWindow* root = gdk_get_default_root_window(); | 265 GdkWindow* root = gdk_get_default_root_window(); |
275 GdkEventMask event_mask = gdk_window_get_events(root); | 266 GdkEventMask event_mask = gdk_window_get_events(root); |
276 gdk_window_set_events( | 267 gdk_window_set_events( |
277 root, | 268 root, |
278 static_cast<GdkEventMask>( | 269 static_cast<GdkEventMask>( |
279 event_mask | GDK_STRUCTURE_MASK | GDK_PROPERTY_CHANGE_MASK)); | 270 event_mask | GDK_STRUCTURE_MASK | GDK_PROPERTY_CHANGE_MASK)); |
280 | |
281 InitWmInfo(); | 271 InitWmInfo(); |
282 FetchLayoutModeProperty(); | |
283 } | 272 } |
284 | 273 |
285 WmIpc::~WmIpc() {} | 274 WmIpc::~WmIpc() {} |
286 | 275 |
287 void WmIpc::InitWmInfo() { | 276 void WmIpc::InitWmInfo() { |
288 wm_ = XGetSelectionOwner(ui::GetXDisplay(), type_to_atom_[ATOM_WM_S0]); | 277 wm_ = XGetSelectionOwner(ui::GetXDisplay(), type_to_atom_[ATOM_WM_S0]); |
289 | 278 |
290 // Let the window manager know which version of the IPC messages we support. | 279 // Let the window manager know which version of the IPC messages we support. |
291 Message msg(chromeos::WM_IPC_MESSAGE_WM_NOTIFY_IPC_VERSION); | 280 Message msg(::chromeos::WM_IPC_MESSAGE_WM_NOTIFY_IPC_VERSION); |
292 // TODO: The version number is the latest listed in wm_ipc.h -- | 281 // TODO: The version number is the latest listed in wm_ipc.h -- |
293 // ideally, once this header is shared between Chrome and the Chrome OS window | 282 // ideally, once this header is shared between Chrome and the Chrome OS window |
294 // manager, we'll just define the version statically in the header. | 283 // manager, we'll just define the version statically in the header. |
295 msg.set_param(0, 1); | 284 msg.set_param(0, 1); |
296 SendMessage(msg); | 285 SendMessage(msg); |
297 } | 286 } |
298 | 287 |
299 void WmIpc::FetchLayoutModeProperty() { | 288 } // namespace chromeos |
300 int value = 0; | |
301 if (ui::GetIntProperty( | |
302 gdk_x11_get_default_root_xwindow(), | |
303 GetAtomName(ATOM_CHROME_LAYOUT_MODE), | |
304 &value)) { | |
305 layout_mode_ = static_cast<WmIpcLayoutMode>(value); | |
306 content::NotificationService::current()->Notify( | |
307 chrome::NOTIFICATION_LAYOUT_MODE_CHANGED, | |
308 content::Source<WmIpc>(this), | |
309 content::Details<WmIpcLayoutMode>(&layout_mode_)); | |
310 } else { | |
311 DLOG(WARNING) << "Missing _CHROME_LAYOUT_MODE property on root window"; | |
312 } | |
313 } | |
314 | 289 |
315 } // namespace chromeos | 290 } // namespace views |
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