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texgenapplication.cpp
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texgenapplication.cpp
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/**
* Part of the ProceduralTextureMaker project.
* http://github.com/johanokl/ProceduralTextureMaker
* Released under GPLv3.
* Johan Lindqvist (johan.lindqvist@gmail.com)
*/
#include "base/textureproject.h"
#include "gui/mainwindow.h"
#include "texgenapplication.h"
#include <QFileOpenEvent>
/**
* @brief TexGenApplication::TexGenApplication
* @param argc Number of arguments passed (including the application name).
* @param argv Array of arguments as C char strings.
*/
TexGenApplication::TexGenApplication(int &argc, char* argv[]) : QApplication(argc, argv)
{
addWindow();
#ifndef Q_OS_MAC
// On Mac OS the platform handles this automatically,
if (argc > 1) {
mainwindows.first()->openFile(QString(argv[1]));
}
#endif
}
/**
* @brief TexGenApplication::quit
* Tries to close all windows. Stops if one can't be closed.
*/
void TexGenApplication::quit()
{
QMutableVectorIterator<MainWindow*> it(mainwindows);
it.toBack();
while (it.hasPrevious()) {
if (it.previous()->close() == false) {
return;
}
}
}
/**
* @brief TexGenApplication::addWindow
* Adds a new MainWindow.
*/
MainWindow* TexGenApplication::addWindow()
{
auto* newWindow = new MainWindow(this);
QObject::connect(newWindow, &MainWindow::windowTitleChanged,
this, &TexGenApplication::windowUpdated);
QObject::connect(newWindow, &MainWindow::destroyed,
this, &TexGenApplication::removeWindow);
mainwindows.push_back(newWindow);
newWindow->show();
emit windowsChanged();
return newWindow;
}
/**
* @brief TexGenApplication::removeWindow
* @param windowObj The window to be removed.
* Removes a MainWindows from the window list.
*/
void TexGenApplication::removeWindow(QObject* windowObj)
{
int index = mainwindows.indexOf(dynamic_cast<MainWindow*>(windowObj));
if (index == -1) {
return;
}
mainwindows.remove(index);
emit windowsChanged();
}
/**
* @brief TexGenApplication::windowUpdated
*
* Slot invoked when a program has updated its title.
* Will emit windowsChanged to all the windows, telling them to update their window lists.
*/
void TexGenApplication::windowUpdated(QString)
{
emit windowsChanged();
}
/**
* @brief TexGenApplication::event
* Used to handle files being dropped on the application icon in OS X.
*/
bool TexGenApplication::event(QEvent* event) {
if (event->type() == QEvent::FileOpen) {
MainWindow* projectWindow = nullptr;
if (!mainwindows.isEmpty()) {
projectWindow = mainwindows.last();
}
if (mainwindows.length() != 1 ||
(projectWindow && projectWindow->getTextureProject() &&
projectWindow->getTextureProject()->isModified())) {
// There are either multiple windows opened or the only one open
// already contains data. Create a new fresh window for this project file.
projectWindow = this->addWindow();
}
if (projectWindow != nullptr) {
projectWindow->openFile(static_cast<QFileOpenEvent*>(event)->file());
}
return true;
}
return QApplication::event(event);
}