Line data    Source code

       1             : 
       2             : /* Copyright (c) 2014-2017, 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 "windowFactory.h"
      31             : 
      32             : #include <QApplication>
      33             : #include <QThread>
      34             : #include <eq/client.h>
      35             : 
      36             : namespace eq
      37             : {
      38             : namespace qt
      39             : {
      40           0 : WindowSystem::WindowSystem()
      41           0 :     : _factory(new WindowFactory)
      42             : {
      43           0 :     qRegisterMetaType<WindowSettings>("WindowSettings");
      44           0 :     QCoreApplication* app = QApplication::instance();
      45           0 :     if (!app)
      46           0 :         return;
      47             : 
      48           0 :     _factory->moveToThread(app->thread());
      49             :     app->connect(this, SIGNAL(createImpl(eq::Window&, const WindowSettings&,
      50             :                                          QThread*)),
      51           0 :                  _factory, SLOT(onCreateImpl(eq::Window&, const WindowSettings&,
      52             :                                              QThread*)),
      53           0 :                  Qt::BlockingQueuedConnection);
      54             : }
      55             : 
      56           0 : WindowSystem::~WindowSystem()
      57             : {
      58           0 :     delete _factory;
      59           0 : }
      60             : 
      61           0 : std::string WindowSystem::getName() const
      62             : {
      63           0 :     return QApplication::instance() ? "Qt" : "";
      64             : }
      65             : 
      66           0 : eq::SystemWindow* WindowSystem::createWindow(eq::Window* window,
      67             :                                              const WindowSettings& settings)
      68             : {
      69             :     // QWindow creation/destruction must happen in the app thread; unblock main
      70             :     // thread to give QApplication the chance to process the createImpl signal.
      71             :     // Note that even a QOffscreenSurface is backed by a QWindow on some
      72             :     // platforms.
      73           0 :     window->getClient()->interruptMainThread();
      74             :     qt::Window* qtWindow =
      75           0 :         createImpl(*window, settings, QThread::currentThread());
      76           0 :     LBASSERT(qtWindow);
      77           0 :     qtWindow->connect(qtWindow, SIGNAL(destroyImpl(detail::Window*)), _factory,
      78           0 :                       SLOT(onDestroyImpl(detail::Window*)));
      79           0 :     return qtWindow;
      80             : }
      81             : 
      82           0 : eq::SystemPipe* WindowSystem::createPipe(eq::Pipe* pipe)
      83             : {
      84           0 :     return new Pipe(pipe);
      85             : }
      86             : 
      87           0 : eq::MessagePump* WindowSystem::createMessagePump()
      88             : {
      89           0 :     return new MessagePump;
      90             : }
      91             : 
      92           0 : bool WindowSystem::setupFont(util::ObjectManager& gl LB_UNUSED,
      93             :                              const void* key LB_UNUSED,
      94             :                              const std::string& name LB_UNUSED,
      95             :                              const uint32_t size LB_UNUSED) const
      96             : {
      97           0 :     return false;
      98             : }
      99             : }
     100          30 : }