1 /*
2 * Copyright (C) 2010 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27 #include "MediaPlayerPrivateFullscreenWindow.h"
28
29 #include "IntRect.h"
30 #include "WebCoreInstanceHandle.h"
31 #include <windows.h>
32
33 #if USE(CG)
34 #include <CoreGraphics/CGColor.h>
35 #endif
36
37 #if USE(ACCELERATED_COMPOSITING)
38 #include "CACFLayerTreeHost.h"
39 #include "PlatformCALayer.h"
40 #endif
41
42 namespace WebCore {
43
MediaPlayerPrivateFullscreenWindow(MediaPlayerPrivateFullscreenClient * client)44 MediaPlayerPrivateFullscreenWindow::MediaPlayerPrivateFullscreenWindow(MediaPlayerPrivateFullscreenClient* client)
45 : m_client(client)
46 , m_hwnd(0)
47 #if USE(ACCELERATED_COMPOSITING)
48 , m_layerTreeHost(CACFLayerTreeHost::create())
49 #endif
50 {
51 }
52
~MediaPlayerPrivateFullscreenWindow()53 MediaPlayerPrivateFullscreenWindow::~MediaPlayerPrivateFullscreenWindow()
54 {
55 if (!m_hwnd)
56 return;
57
58 ::DestroyWindow(m_hwnd);
59 ASSERT(!m_hwnd);
60 }
61
createWindow(HWND parentHwnd)62 void MediaPlayerPrivateFullscreenWindow::createWindow(HWND parentHwnd)
63 {
64 static ATOM windowAtom;
65 static LPCWSTR windowClassName = L"MediaPlayerPrivateFullscreenWindowClass";
66 if (!windowAtom) {
67 WNDCLASSEX wcex = {0};
68 wcex.cbSize = sizeof(WNDCLASSEX);
69 wcex.style = CS_HREDRAW | CS_VREDRAW;
70 wcex.lpfnWndProc = staticWndProc;
71 wcex.hInstance = instanceHandle();
72 wcex.lpszClassName = windowClassName;
73 windowAtom = ::RegisterClassEx(&wcex);
74 }
75
76 ASSERT(!m_hwnd);
77
78 MONITORINFO mi = {0};
79 mi.cbSize = sizeof(MONITORINFO);
80 if (!GetMonitorInfo(MonitorFromWindow(parentHwnd, MONITOR_DEFAULTTONEAREST), &mi))
81 return;
82
83 IntRect monitorRect = mi.rcMonitor;
84
85 ::CreateWindowExW(WS_EX_TOOLWINDOW, windowClassName, L"", WS_POPUP | WS_VISIBLE,
86 monitorRect.x(), monitorRect.y(), monitorRect.width(), monitorRect.height(),
87 parentHwnd, 0, WebCore::instanceHandle(), this);
88 ASSERT(IsWindow(m_hwnd));
89
90 #if USE(ACCELERATED_COMPOSITING)
91 m_layerTreeHost->setWindow(m_hwnd);
92 #endif
93
94 ::SetFocus(m_hwnd);
95 }
96
97 #if USE(ACCELERATED_COMPOSITING)
setRootChildLayer(PassRefPtr<PlatformCALayer> rootChild)98 void MediaPlayerPrivateFullscreenWindow::setRootChildLayer(PassRefPtr<PlatformCALayer> rootChild)
99 {
100 if (m_rootChild == rootChild)
101 return;
102
103 if (m_rootChild)
104 m_rootChild->removeFromSuperlayer();
105
106 m_rootChild = rootChild;
107
108 if (!m_rootChild)
109 return;
110
111 m_layerTreeHost->setRootChildLayer(m_rootChild.get());
112 PlatformCALayer* rootLayer = m_rootChild->rootLayer();
113 CGRect rootBounds = m_rootChild->rootLayer()->bounds();
114 m_rootChild->setFrame(rootBounds);
115 m_rootChild->setBackgroundColor(CGColorGetConstantColor(kCGColorBlack));
116 #ifndef NDEBUG
117 RetainPtr<CGColorRef> redColor(AdoptCF, CGColorCreateGenericRGB(1, 0, 0, 1));
118 rootLayer->setBackgroundColor(redColor.get());
119 #else
120 rootLayer->setBackgroundColor(CGColorGetConstantColor(kCGColorBlack));
121 #endif
122 }
123 #endif
124
staticWndProc(HWND hWnd,UINT message,WPARAM wParam,LPARAM lParam)125 LRESULT MediaPlayerPrivateFullscreenWindow::staticWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
126 {
127 LONG_PTR longPtr = GetWindowLongPtr(hWnd, GWLP_USERDATA);
128
129 if (!longPtr && message == WM_CREATE) {
130 LPCREATESTRUCT lpcs = reinterpret_cast<LPCREATESTRUCT>(lParam);
131 longPtr = reinterpret_cast<LONG_PTR>(lpcs->lpCreateParams);
132 ::SetWindowLongPtr(hWnd, GWLP_USERDATA, longPtr);
133 }
134
135 if (MediaPlayerPrivateFullscreenWindow* window = reinterpret_cast<MediaPlayerPrivateFullscreenWindow*>(longPtr))
136 return window->wndProc(hWnd, message, wParam, lParam);
137
138 return ::DefWindowProc(hWnd, message, wParam, lParam);
139 }
140
wndProc(HWND hWnd,UINT message,WPARAM wParam,LPARAM lParam)141 LRESULT MediaPlayerPrivateFullscreenWindow::wndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
142 {
143 LRESULT lResult = 0;
144 switch (message) {
145 case WM_CREATE:
146 m_hwnd = hWnd;
147 break;
148 case WM_DESTROY:
149 m_hwnd = 0;
150 #if USE(ACCELERATED_COMPOSITING)
151 m_layerTreeHost->setWindow(0);
152 #endif
153 break;
154 case WM_WINDOWPOSCHANGED:
155 {
156 LPWINDOWPOS wp = reinterpret_cast<LPWINDOWPOS>(lParam);
157 if (wp->flags & SWP_NOSIZE)
158 break;
159 #if USE(ACCELERATED_COMPOSITING)
160 m_layerTreeHost->resize();
161 PlatformCALayer* rootLayer = m_rootChild->rootLayer();
162 CGRect rootBounds = m_rootChild->rootLayer()->bounds();
163 m_rootChild->setFrame(rootBounds);
164 m_rootChild->setNeedsLayout();
165 #endif
166 }
167 break;
168 case WM_PAINT:
169 #if USE(ACCELERATED_COMPOSITING)
170 m_layerTreeHost->paint();
171 ::ValidateRect(m_hwnd, 0);
172 #endif
173 break;
174 }
175
176 if (m_client)
177 lResult = m_client->fullscreenClientWndProc(hWnd, message, wParam, lParam);
178
179 return lResult;
180 }
181
182 }
183