// creates new file
void WMain::newfile() {
if(cDocument->filechanged) {
int userAnswer = askUser(tr("File has been changed. Save?"));
if(userAnswer == 2) saveFileAction();
else if(userAnswer == 1) return;
}
delete cDocument;
cDocument = new CDocument;
updateList();
updateStatusbar();
}
// opens file
void WMain::openfile(QString filename) {
if(cDocument->filechanged) {
int userAnswer = askUser(tr("File has been changed. Save?"));
if(userAnswer == 2) {
saveFileAction();
openFileAction(filename);
}
else if(userAnswer == 1) return;
else openFileAction(filename);
}
else
openFileAction(filename);
}
// window close event
void WMain::closeEvent(QCloseEvent * e) {
if(cDocument->filechanged) {
int userAnswer = askUser(tr("File has been changed. Save?"));
if (userAnswer == 2) {
saveFileAction();
application->quit();
e->accept();
}
else if(userAnswer == 1) e->ignore();
else if(userAnswer == 0) {
e->accept();
application->quit();
}
else e->ignore();
return;
}
else
application->quit();
}
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
m_pCenterWidget = new ImgProcessCenterWidget(this);
setCentralWidget(m_pCenterWidget);
connect(ui->actionOpenFile, SIGNAL(triggered()), this, SLOT(openFileAction()));
connect(ui->actionAbout, SIGNAL(triggered()), this, SLOT(aboutAction()));
connect(ui->actionSaveFile, SIGNAL(triggered()), this, SLOT(saveFileAction()));
connect(ui->actionHotKeySetting, SIGNAL(triggered()), this, SLOT(hotKeySettingAction()));
/*
QMenu* fileMenu = menuBar()->addMenu(tr("&File"));
openFileAction = new QAction(tr("&OpenFile"), this);
openFileAction->setShortcut(QKeySequence::Open); //设置快捷键
openFileAction->setStatusTip(tr("Open a file")); //设置状态栏
fileMenu->addAction(openFileAction);
*/
connect(ui->actionHelpOnline, SIGNAL(triggered()), this, SLOT(helpOnlineAction()));
//todo:先确定这里是状态栏
ui->statusBar->showMessage(QString("statusbar"), 10 * 1000);
//ui->mainToolBar->addAction(QString("Line"));
}
// invokes file save as
void WMain::saveas() {
saveFileAction(true);
}
// invokes file save
void WMain::savefile() {
saveFileAction(false);
}
