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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 #ifndef ATHENA_SCREEN_PUBLIC_SCREEN_MANAGER_H_ | 5 #ifndef ATHENA_SCREEN_PUBLIC_SCREEN_MANAGER_H_ |
6 #define ATHENA_SCREEN_PUBLIC_SCREEN_MANAGER_H_ | 6 #define ATHENA_SCREEN_PUBLIC_SCREEN_MANAGER_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "athena/athena_export.h" | 10 #include "athena/athena_export.h" |
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22 // create and manage their windows on the screen. | 22 // create and manage their windows on the screen. |
23 class ATHENA_EXPORT ScreenManager { | 23 class ATHENA_EXPORT ScreenManager { |
24 public: | 24 public: |
25 struct ContainerParams { | 25 struct ContainerParams { |
26 ContainerParams(const std::string& name, int z_order_priority); | 26 ContainerParams(const std::string& name, int z_order_priority); |
27 std::string name; | 27 std::string name; |
28 | 28 |
29 // True if the container can activate its child window. | 29 // True if the container can activate its child window. |
30 bool can_activate_children; | 30 bool can_activate_children; |
31 | 31 |
32 // True if the container will grab all of input events. | 32 // True if the container will block evnets from containers behind it. |
33 bool grab_inputs; | 33 bool block_events; |
34 | 34 |
35 // Defines the z_order priority of the container. | 35 // Defines the z_order priority of the container. |
36 int z_order_priority; | 36 int z_order_priority; |
| 37 |
| 38 // True if this container should be used as a default parent. |
| 39 bool default_parent; |
| 40 |
| 41 // The container priority used to open modal dialog window |
| 42 // created with this container as a transient parent (Note: A modal window |
| 43 // should |
| 44 // use a trnasient parent, not a direct parent, or no transient parent.) |
| 45 // |
| 46 // Default is -1, and it will fallback to the container behind this |
| 47 // container, |
| 48 // that has the modal container proiroty. |
| 49 // |
| 50 // The modal container for modal window is selected as follows. |
| 51 // 1) a window must be created with |aura::client::kModalKey| property |
| 52 // without explicit parent set. |
| 53 // 2.a) If aura::client::kAlwaysOnTopKey is NOT set, it uses the stand flow |
| 54 // described above. (fallback to containers behind this). |
| 55 // 2.b) If aura::client::kAlwaysOnTopKey is set, it searches the top most |
| 56 // container which has |modal_container_priority| != -1. |
| 57 // 3) Look for the container with |modal_container_priority|, and create |
| 58 // one if it doesn't exist. |
| 59 // |
| 60 // Created modal container will self destruct if last modal window |
| 61 // is deleted. |
| 62 int modal_container_priority; |
37 }; | 63 }; |
38 | 64 |
39 // Creates, returns and deletes the singleton object of the ScreenManager | 65 // Creates, returns and deletes the singleton object of the ScreenManager |
40 // implementation. | 66 // implementation. |
41 static ScreenManager* Create(aura::Window* root); | 67 static ScreenManager* Create(aura::Window* root); |
42 static ScreenManager* Get(); | 68 static ScreenManager* Get(); |
43 static void Shutdown(); | 69 static void Shutdown(); |
44 | 70 |
45 virtual ~ScreenManager() {} | 71 virtual ~ScreenManager() {} |
46 | 72 |
47 // Creates the container window that is used when creating a normal | |
48 // widget without specific parent. | |
49 virtual aura::Window* CreateDefaultContainer( | |
50 const ContainerParams& params) = 0; | |
51 | |
52 // Creates the container window on the screen. | 73 // Creates the container window on the screen. |
53 virtual aura::Window* CreateContainer(const ContainerParams& params) = 0; | 74 virtual aura::Window* CreateContainer(const ContainerParams& params) = 0; |
54 | 75 |
55 // Return the context object to be used for widget creation. | 76 // Return the context object to be used for widget creation. |
56 virtual aura::Window* GetContext() = 0; | 77 virtual aura::Window* GetContext() = 0; |
57 | 78 |
58 // Set screen rotation. | 79 // Set screen rotation. |
59 // TODO(flackr): Extract and use ash DisplayManager to set rotation | 80 // TODO(flackr): Extract and use ash DisplayManager to set rotation |
60 // instead: http://crbug.com/401044. | 81 // instead: http://crbug.com/401044. |
61 virtual void SetRotation(gfx::Display::Rotation rotation) = 0; | 82 virtual void SetRotation(gfx::Display::Rotation rotation) = 0; |
62 virtual void SetRotationLocked(bool rotation_locked) = 0; | 83 virtual void SetRotationLocked(bool rotation_locked) = 0; |
63 }; | 84 }; |
64 | 85 |
65 } // namespace athena | 86 } // namespace athena |
66 | 87 |
67 #endif // ATHENA_SCREEN_PUBLIC_SCREEN_MANAGER_H_ | 88 #endif // ATHENA_SCREEN_PUBLIC_SCREEN_MANAGER_H_ |
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