Line data Source code
1 :
2 : /* Copyright (c) 2014-2015, Daniel Nachbaur <danielnachbaur@gmail.com>
3 : * Juan Hernando <jhernando@fi.upm.es>
4 : * Stefan.Eilemann@epfl.ch
5 : *
6 : * This library is free software; you can redistribute it and/or modify it under
7 : * the terms of the GNU Lesser General Public License version 2.1 as published
8 : * by the Free Software Foundation.
9 : *
10 : * This library is distributed in the hope that it will be useful, but WITHOUT
11 : * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 : * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
13 : * details.
14 : *
15 : * You should have received a copy of the GNU Lesser General Public License
16 : * along with this library; if not, write to the Free Software Foundation, Inc.,
17 : * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 : */
19 :
20 : #define NOMINMAX // no min/max from windows.h
21 : #pragma warning( disable: 4407 ) // see lunchbox/commandFunc.h
22 : #include <eq/window.h> // be first to avoid max/min name clashes on Win32
23 :
24 : #include "windowSystem.h"
25 :
26 : #include "messagePump.h"
27 : #include "pipe.h"
28 : #include "shareContextWindow.h"
29 : #include "window.h"
30 : #include "windowImpl.h"
31 : #include "windowFactory.h"
32 :
33 : #include <eq/client.h>
34 : #include <QApplication>
35 : #include <QThread>
36 :
37 : namespace eq
38 : {
39 : namespace qt
40 : {
41 :
42 14 : WindowSystem::WindowSystem()
43 14 : : _factory( new WindowFactory )
44 : {
45 14 : qRegisterMetaType< WindowSettings >( "WindowSettings" );
46 14 : QCoreApplication* app = QApplication::instance();
47 14 : if( !app )
48 28 : return;
49 :
50 0 : _factory->moveToThread( app->thread( ));
51 : app->connect( this, SIGNAL( createImpl( const eq::Pipe*,
52 : const WindowSettings&, QThread* )),
53 : _factory, SLOT( onCreateImpl( const eq::Pipe*,
54 : const WindowSettings&,
55 : QThread* )),
56 0 : Qt::BlockingQueuedConnection );
57 : }
58 :
59 28 : WindowSystem::~WindowSystem()
60 : {
61 14 : delete _factory;
62 14 : }
63 :
64 92 : std::string WindowSystem::getName() const
65 92 : { return QApplication::instance() ? "Qt" : ""; }
66 :
67 0 : eq::SystemWindow* WindowSystem::createWindow( eq::Window* window,
68 : const WindowSettings& settings )
69 : {
70 0 : LBDEBUG << "Using qt::Window" << std::endl;
71 :
72 : // QWindow creation/destruction must happen in the app thread; unblock main
73 : // thread to give QApplication the chance to process the createImpl signal.
74 : // Note that even a QOffscreenSurface is backed by a QWindow on some
75 : // platforms.
76 0 : window->getClient()->interruptMainThread();
77 0 : qt::detail::Window* impl = createImpl( window->getPipe(), settings,
78 0 : QThread::currentThread( ));
79 0 : Window* qtWindow = new Window( *window, settings, impl );
80 : qtWindow->connect( qtWindow, SIGNAL( destroyImpl( detail::Window* )),
81 0 : _factory, SLOT( onDestroyImpl( detail::Window* )));
82 0 : return qtWindow;
83 : }
84 :
85 0 : eq::SystemPipe* WindowSystem::createPipe( eq::Pipe* pipe )
86 : {
87 0 : return new Pipe( pipe );
88 : }
89 :
90 0 : eq::MessagePump* WindowSystem::createMessagePump()
91 : {
92 0 : return new MessagePump;
93 : }
94 :
95 0 : bool WindowSystem::setupFont( util::ObjectManager& gl LB_UNUSED,
96 : const void* key LB_UNUSED,
97 : const std::string& name LB_UNUSED,
98 : const uint32_t size LB_UNUSED ) const
99 : {
100 0 : return false;
101 : }
102 :
103 14 : static WindowSystem _instance;
104 :
105 : }
106 42 : }
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