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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 module mus.mojom; | 5 module mus.mojom; |
6 | 6 |
7 import "components/mus/public/interfaces/compositor_frame.mojom"; | 7 import "components/mus/public/interfaces/compositor_frame.mojom"; |
8 import "components/mus/public/interfaces/cursor.mojom"; | 8 import "components/mus/public/interfaces/cursor.mojom"; |
9 import "components/mus/public/interfaces/event_matcher.mojom"; | 9 import "components/mus/public/interfaces/event_matcher.mojom"; |
10 import "components/mus/public/interfaces/input_events.mojom"; | 10 import "components/mus/public/interfaces/input_events.mojom"; |
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163 // Removes a window from its current parent. This fails if the window is not | 163 // Removes a window from its current parent. This fails if the window is not |
164 // valid or the window already has no parent. | 164 // valid or the window already has no parent. |
165 // | 165 // |
166 // Removing a window from a parent may result in OnWindowDeleted() being sent | 166 // Removing a window from a parent may result in OnWindowDeleted() being sent |
167 // to other connections. For example, connection A has windows 1 and 2, with 2 | 167 // to other connections. For example, connection A has windows 1 and 2, with 2 |
168 // a child of 1. Connection B has a root 1. If 2 is removed from 1 then B gets | 168 // a child of 1. Connection B has a root 1. If 2 is removed from 1 then B gets |
169 // OnWindowDeleted(). This is done as window 2 is effectively no longer | 169 // OnWindowDeleted(). This is done as window 2 is effectively no longer |
170 // visible to connection B. | 170 // visible to connection B. |
171 RemoveWindowFromParent(uint32 change_id, uint32 window_id); | 171 RemoveWindowFromParent(uint32 change_id, uint32 window_id); |
172 | 172 |
173 // Ties the lifetime of |transient_window_id| to the lifetime of |window_id|. | 173 // Ties the lifetime of |child| to the lifetime of |parent|. This also |
174 // This also places |transient_window_id| on top of |window_id|. | 174 // places |child| always on top of |parent|. |
175 // This fails for any of the following reasons: | 175 // This fails for any of the following reasons: |
176 // . |window_id| or |transient_window_id| does not identify a valid window. | 176 // . |window_id| or |transient_window_id| does not identify a valid window. |
177 // . |transient_window_id| is an ancestor of |window_id|. | 177 // . |transient_window_id| is an ancestor of |window_id|. |
178 // . |transient_window_id| is modal to system. | |
179 AddTransientWindow(uint32 change_id, | 178 AddTransientWindow(uint32 change_id, |
180 uint32 window_id, | 179 uint32 window_id, |
181 uint32 transient_window_id); | 180 uint32 transient_window_id); |
182 | 181 |
183 // Decouples the lifetime of |transient_window_id| from its transient parent. | 182 // Decouples the lifetime of |transient_window_id| from its transient parent. |
184 // This does not change transient window's position in the window hierarchy. | 183 // This does not change transient window's position in the window hierarchy. |
185 RemoveTransientWindowFromParent(uint32 change_id, uint32 transient_window_id); | 184 RemoveTransientWindowFromParent(uint32 change_id, uint32 transient_window_id); |
186 | 185 |
187 // Sets |window_id| to be modal. If the window has a transient parent, then | 186 // Sets |window_id| to be modal to its transient parent. |
188 // the window is modal to the transient parent. Otherwise, the window is modal | 187 // This fails if |window_id| does not identify a valid window. |
189 // to the system. This releases capture if necessary. | 188 // TODO(mohsen): If |window_id| does not have a transient parent, this will |
190 // This fails for any of the following reasons: | 189 // have no effect. Plan is to make a window modal to system if it does not |
191 // . |window_id| does not identify a valid window. | 190 // have a transient parent. |
192 // . Client does not have a valid user id (i.e., it is an embedded app). | |
193 SetModal(uint32 change_id, uint32 window_id); | 191 SetModal(uint32 change_id, uint32 window_id); |
194 | 192 |
195 // Reorders a window in its parent, relative to |relative_window_id| according | 193 // Reorders a window in its parent, relative to |relative_window_id| according |
196 // to |direction|. Only the connection that created the window's parent can | 194 // to |direction|. Only the connection that created the window's parent can |
197 // reorder its children. | 195 // reorder its children. |
198 ReorderWindow(uint32 change_id, | 196 ReorderWindow(uint32 change_id, |
199 uint32 window_id, | 197 uint32 window_id, |
200 uint32 relative_window_id, | 198 uint32 relative_window_id, |
201 OrderDirection direction); | 199 OrderDirection direction); |
202 | 200 |
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407 // See description of WindowManager for details. | 405 // See description of WindowManager for details. |
408 GetWindowManager(associated WindowManager& internal); | 406 GetWindowManager(associated WindowManager& internal); |
409 }; | 407 }; |
410 | 408 |
411 // Mus provides this interface as a way for clients to connect and obtain a | 409 // Mus provides this interface as a way for clients to connect and obtain a |
412 // WindowTree handle with a supplied WindowTreeClient handle. The | 410 // WindowTree handle with a supplied WindowTreeClient handle. The |
413 // WindowTreeClient has no roots, use NewTopLevelWindow() to create one. | 411 // WindowTreeClient has no roots, use NewTopLevelWindow() to create one. |
414 interface WindowTreeFactory { | 412 interface WindowTreeFactory { |
415 CreateWindowTree(WindowTree& tree_request, WindowTreeClient client); | 413 CreateWindowTree(WindowTree& tree_request, WindowTreeClient client); |
416 }; | 414 }; |
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