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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "ui/aura/monitor_manager.h" | |
6 | |
7 #include <stdio.h> | |
8 | |
9 #include "base/logging.h" | |
10 #include "ui/aura/display_observer.h" | |
11 #include "ui/aura/env.h" | |
12 #include "ui/aura/root_window.h" | |
13 #include "ui/aura/root_window_host.h" | |
14 #include "ui/gfx/display.h" | |
15 #include "ui/gfx/rect.h" | |
16 | |
17 namespace aura { | |
18 namespace { | |
19 // Default bounds for a monitor. | |
20 const int kDefaultHostWindowX = 200; | |
21 const int kDefaultHostWindowY = 200; | |
22 const int kDefaultHostWindowWidth = 1280; | |
23 const int kDefaultHostWindowHeight = 1024; | |
24 } // namespace | |
25 | |
26 // static | |
27 bool MonitorManager::use_fullscreen_host_window_ = false; | |
28 | |
29 // static | |
30 gfx::Display MonitorManager::CreateMonitorFromSpec(const std::string& spec) { | |
31 static int synthesized_monitor_id = 1000; | |
32 gfx::Rect bounds(kDefaultHostWindowX, kDefaultHostWindowY, | |
33 kDefaultHostWindowWidth, kDefaultHostWindowHeight); | |
34 int x = 0, y = 0, width, height; | |
35 float scale = 1.0f; | |
36 if (sscanf(spec.c_str(), "%dx%d*%f", &width, &height, &scale) >= 2) { | |
37 bounds.set_size(gfx::Size(width, height)); | |
38 } else if (sscanf(spec.c_str(), "%d+%d-%dx%d*%f", &x, &y, &width, &height, | |
39 &scale) >= 4 ) { | |
40 bounds = gfx::Rect(x, y, width, height); | |
41 } else if (use_fullscreen_host_window_) { | |
42 bounds = gfx::Rect(aura::RootWindowHost::GetNativeScreenSize()); | |
43 } | |
44 gfx::Display display(synthesized_monitor_id++); | |
45 display.SetScaleAndBounds(scale, bounds); | |
46 DVLOG(1) << "Display bounds=" << bounds.ToString() << ", scale=" << scale; | |
47 return display; | |
48 } | |
49 | |
50 // static | |
51 RootWindow* MonitorManager::CreateRootWindowForPrimaryMonitor() { | |
52 MonitorManager* manager = aura::Env::GetInstance()->monitor_manager(); | |
53 RootWindow* root = | |
54 manager->CreateRootWindowForMonitor(manager->GetDisplayAt(0)); | |
55 if (use_fullscreen_host_window_) | |
56 root->ConfineCursorToWindow(); | |
57 return root; | |
58 } | |
59 | |
60 MonitorManager::MonitorManager() { | |
61 } | |
62 | |
63 MonitorManager::~MonitorManager() { | |
64 } | |
65 | |
66 void MonitorManager::AddObserver(DisplayObserver* observer) { | |
67 observers_.AddObserver(observer); | |
68 } | |
69 | |
70 void MonitorManager::RemoveObserver(DisplayObserver* observer) { | |
71 observers_.RemoveObserver(observer); | |
72 } | |
73 | |
74 void MonitorManager::NotifyBoundsChanged(const gfx::Display& display) { | |
75 FOR_EACH_OBSERVER(DisplayObserver, observers_, | |
76 OnDisplayBoundsChanged(display)); | |
77 } | |
78 | |
79 void MonitorManager::NotifyDisplayAdded(const gfx::Display& display) { | |
80 FOR_EACH_OBSERVER(DisplayObserver, observers_, OnDisplayAdded(display)); | |
81 } | |
82 | |
83 void MonitorManager::NotifyDisplayRemoved(const gfx::Display& display) { | |
84 FOR_EACH_OBSERVER(DisplayObserver, observers_, OnDisplayRemoved(display)); | |
85 } | |
86 | |
87 } // namespace aura | |
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