void PicViewerWindow::dropEvent(QDropEvent *event)
{
QList<QUrl> urls = event->mimeData()->urls();
if (urls.isEmpty())
return;
QString fileName = urls.first().toLocalFile();
if (fileName.isEmpty())
return;
if(fileName.toLower().endsWith(".jpg")||
fileName.toLower().endsWith(".jpeg")||
fileName.toLower().endsWith(".png")||
fileName.toLower().endsWith(".gif")||
fileName.toLower().endsWith(".bmp"))
{
openPic(fileName);//仅处理一个文件
}
}
/*--------------------------------------- Private functions -----------------------------------------*/
void MainWindow::createActions(){
newDrawAction = new QAction(tr("&New"), this);
newDrawAction->setIcon(QIcon(":/icon/newFile6.png"));
newDrawAction->setShortcut(QKeySequence::New);
newDrawAction->setStatusTip(tr("Create a new drawing"));
connect(newDrawAction, SIGNAL(triggered()), this, SLOT(newEdit()));
openPicAction = new QAction(tr("&Open"), this);
openPicAction->setIcon(QIcon(":/icon/newFile7.png"));
openPicAction->setShortcut(QKeySequence::Open);
openPicAction->setStatusTip(tr("Open an existing pic"));
connect(openPicAction, SIGNAL(triggered()), this, SLOT(openPic()));
for(int i = 0;i < MaxRecentFiles;i ++){
recentFileActions[i] = new QAction(this);
recentFileActions[i]->setVisible(false);
connect(recentFileActions[i],SIGNAL(triggered()),this,SLOT(openRecentFile()));
}
saveAction = new QAction(tr("&Save"), this);
saveAction->setIcon(QIcon(":/icon/save.png"));
saveAction->setShortcut(QKeySequence::Save);
saveAction->setStatusTip(tr("Save the current editting file"));
connect(saveAction, SIGNAL(triggered()), this, SLOT(save()));
saveAsAction = new QAction(tr("Save &As"),this);
saveAsAction->setIcon(QIcon(":/icon/saveAs.png"));
saveAsAction->setShortcut(QKeySequence::SaveAs);
saveAsAction->setStatusTip(tr("Save the current file as another type of file"));
connect(saveAsAction, SIGNAL(triggered()), this ,SLOT(saveAs()));
closeAction = new QAction(tr("&Close"),this);
closeAction->setShortcut(QKeySequence::Close);
closeAction->setStatusTip(tr("Close this window"));
connect(closeAction,SIGNAL(triggered()),this,SLOT(close()));
exitAction = new QAction(tr("E&xit"), this);
exitAction->setShortcut(tr("Alt+F4"));
exitAction->setStatusTip(tr("Exit the application"));
connect(exitAction, SIGNAL(triggered()), qApp, SLOT(closeAllWindows()));
cutAction = new QAction(tr("Cu&t"), this);
cutAction->setIcon(QIcon(":/icon/cut.png"));
cutAction->setShortcut(QKeySequence::Cut);
cutAction->setStatusTip(tr("Cut the current selection's contents to the clipboard"));
copyAction = new QAction(tr("&Copy"), this);
copyAction->setIcon(QIcon(":/icon/copy.png"));
copyAction->setShortcut(QKeySequence::Copy);
copyAction->setStatusTip(tr("Copy the current selection's contents to the clipboard"));
pasteAction = new QAction(tr("&Paste"), this);
pasteAction->setIcon(QIcon(":/icon/paste.png"));
pasteAction->setShortcut(QKeySequence::Paste);
pasteAction->setStatusTip(tr("Paste the clipboard's contents into the current selection"));
deleteAction = new QAction(tr("&Delete"), this);
deleteAction->setIcon(QIcon(":/icon/delete.png"));
deleteAction->setShortcut(QKeySequence::Delete);
deleteAction->setStatusTip(tr("Delete the current selection's contents"));
selectSequareAction = new QAction(tr("Se&lect"), this);
selectSequareAction->setIcon(QIcon(":/icon/select.png"));
selectSequareAction->setShortcut(tr("Ctrl+Q"));
selectSequareAction->setStatusTip(tr("Select the choosen sequare area to the clipboard"));
zoomInAction = new QAction(tr("&ZoomIn"), this);
zoomInAction->setIcon(QIcon(":/icon/zoomIn.png"));
zoomInAction->setShortcut(QKeySequence::ZoomIn);
zoomInAction->setStatusTip(tr("Zoom in the picture"));
zoomOutAction = new QAction(tr("Zoom&Out"), this);
zoomOutAction->setIcon(QIcon(":/icon/zoomOut.png"));
zoomOutAction->setShortcut(QKeySequence::ZoomOut);
zoomOutAction->setStatusTip(tr("Zoom out the picture"));
aboutAction = new QAction(tr("&About"), this);
aboutAction->setStatusTip(tr("Show the application's About box"));
connect(aboutAction, SIGNAL(triggered()), this, SLOT(about()));
aboutQtAction = new QAction(tr("About &Qt"), this);
aboutQtAction->setStatusTip(tr("Show the Qt library's About box"));
connect(aboutQtAction, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
}
