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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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