1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/aura/display_manager.h"
#include <stdio.h>
#include "base/logging.h"
#include "ui/aura/display_observer.h"
#include "ui/aura/env.h"
#include "ui/aura/root_window.h"
#include "ui/aura/root_window_host.h"
#include "ui/gfx/display.h"
#include "ui/gfx/rect.h"
namespace aura {
namespace {
// Default bounds for a display.
const int kDefaultHostWindowX = 200;
const int kDefaultHostWindowY = 200;
const int kDefaultHostWindowWidth = 1280;
const int kDefaultHostWindowHeight = 1024;
} // namespace
// static
bool DisplayManager::use_fullscreen_host_window_ = false;
// static
gfx::Display DisplayManager::CreateDisplayFromSpec(const std::string& spec) {
static int64 synthesized_display_id = 1000;
gfx::Rect bounds(kDefaultHostWindowX, kDefaultHostWindowY,
kDefaultHostWindowWidth, kDefaultHostWindowHeight);
int x = 0, y = 0, width, height;
float scale = 1.0f;
if (sscanf(spec.c_str(), "%dx%d*%f", &width, &height, &scale) >= 2 ||
sscanf(spec.c_str(), "%d+%d-%dx%d*%f", &x, &y, &width, &height,
&scale) >= 4) {
bounds.SetRect(x, y, width, height);
} else if (use_fullscreen_host_window_) {
bounds = gfx::Rect(aura::RootWindowHost::GetNativeScreenSize());
}
gfx::Display display(synthesized_display_id++);
display.SetScaleAndBounds(scale, bounds);
DVLOG(1) << "Display bounds=" << bounds.ToString() << ", scale=" << scale;
return display;
}
// static
RootWindow* DisplayManager::CreateRootWindowForPrimaryDisplay() {
DisplayManager* manager = aura::Env::GetInstance()->display_manager();
RootWindow* root =
manager->CreateRootWindowForDisplay(*manager->GetDisplayAt(0));
if (use_fullscreen_host_window_)
root->ConfineCursorToWindow();
return root;
}
DisplayManager::DisplayManager() {
}
DisplayManager::~DisplayManager() {
}
void DisplayManager::AddObserver(DisplayObserver* observer) {
observers_.AddObserver(observer);
}
void DisplayManager::RemoveObserver(DisplayObserver* observer) {
observers_.RemoveObserver(observer);
}
void DisplayManager::NotifyBoundsChanged(const gfx::Display& display) {
FOR_EACH_OBSERVER(DisplayObserver, observers_,
OnDisplayBoundsChanged(display));
}
void DisplayManager::NotifyDisplayAdded(const gfx::Display& display) {
FOR_EACH_OBSERVER(DisplayObserver, observers_, OnDisplayAdded(display));
}
void DisplayManager::NotifyDisplayRemoved(const gfx::Display& display) {
FOR_EACH_OBSERVER(DisplayObserver, observers_, OnDisplayRemoved(display));
}
} // namespace aura
|
