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https://github.com/LMMS/lmms.git
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107 lines
2.6 KiB
C++
107 lines
2.6 KiB
C++
/*
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* MainApplication.cpp - Main QApplication handler
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*
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* Copyright (c) 2017-2017 Tres Finocchiaro <tres.finocchiaro/at/gmail.com>
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*
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* This file is part of LMMS - http://lmms.io
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#include "MainApplication.h"
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#include <QDebug>
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#include <QFileOpenEvent>
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#include "Engine.h"
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#include "GuiApplication.h"
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#include "MainWindow.h"
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#include "Song.h"
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MainApplication::MainApplication(int& argc, char** argv) :
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QApplication(argc, argv),
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m_queuedFile()
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{
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#if defined(LMMS_BUILD_WIN32) && QT_VERSION >= 0x050000
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installNativeEventFilter(this);
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#endif
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}
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bool MainApplication::event(QEvent* event)
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{
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switch(event->type())
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{
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case QEvent::FileOpen:
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{
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QFileOpenEvent * fileEvent = static_cast<QFileOpenEvent *>(event);
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// Handle the project file
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m_queuedFile = fileEvent->file();
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if(Engine::getSong())
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{
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if(gui->mainWindow()->mayChangeProject(true))
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{
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qDebug() << "Loading file " << m_queuedFile;
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Engine::getSong()->loadProject(m_queuedFile);
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}
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}
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else
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{
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qDebug() << "Queuing file " << m_queuedFile;
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}
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return true;
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}
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default:
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return QApplication::event(event);
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}
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}
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#ifdef LMMS_BUILD_WIN32
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// This can be moved into nativeEventFilter once Qt4 support has been dropped
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bool MainApplication::winEventFilter(MSG* msg, long* result)
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{
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switch(msg->message)
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{
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case WM_STYLECHANGING:
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if(msg->wParam == GWL_EXSTYLE)
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{
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// Prevent plugins making the main window transparent
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STYLESTRUCT * style = reinterpret_cast<STYLESTRUCT *>(msg->lParam);
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if(!(style->styleOld & WS_EX_LAYERED))
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{
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style->styleNew &= ~WS_EX_LAYERED;
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}
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*result = 0;
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return true;
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}
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return false;
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default:
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return false;
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}
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}
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#if QT_VERSION >= 0x050000
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bool MainApplication::nativeEventFilter(const QByteArray& eventType,
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void* message, long* result)
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{
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if(eventType == "windows_generic_MSG")
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{
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return winEventFilter(static_cast<MSG *>(message), result);
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}
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return false;
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}
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#endif
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#endif
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