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#include "AppLauncherPlugin.h"
#include "../../LSession.h"
AppLauncherPlugin::AppLauncherPlugin(QWidget* parent, QString ID) : LDPlugin(parent, ID){
QVBoxLayout *lay = new QVBoxLayout();
this->setLayout(lay);
lay->setContentsMargins(0,0,0,0);
button = new QToolButton(this);
button->setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
button->setAutoRaise(true);
button->setText("...\n..."); //Need to set something here so that initial sizing works properly
lay->addWidget(button, 0, Qt::AlignCenter);
connect(button, SIGNAL(clicked()), this, SLOT(buttonClicked()) );
menu = new QMenu(this);
int icosize = this->readSetting("iconsize",-1).toInt();
if(icosize <1){
icosize = LSession::handle()->sessionSettings()->value("DefaultIconSize",64).toInt();
this->saveSetting("iconsize",icosize);
}
button->setIconSize(QSize(icosize,icosize));
this->setContextMenuPolicy(Qt::CustomContextMenu);
connect(this, SIGNAL(customContextMenuRequested(const QPoint&)), this, SLOT(openContextMenu()) );
watcher = new QFileSystemWatcher(this);
connect(watcher, SIGNAL(fileChanged(QString)), this, SLOT( loadButton()) );
//Calculate the initial size of the button
//qDebug() << "Button Size:" << button->size();
//qDebug() << "Calculated:" << icosize+4 << icosize+8+qRound(2.15*button->fontMetrics().height());
//qDebug() << "Preferred Size:" << button->sizeHint();
QSize sz(qRound(1.1*icosize), icosize+qRound(2.7*button->fontMetrics().height()) );
button->setFixedSize(sz); //make sure to adjust the button on first show.
this->setInitialSize(this->sizeHint().width()+2, this->sizeHint().height()+2); //give the container a bit of a buffer
QTimer::singleShot(100,this, SLOT(loadButton()) );
}
void AppLauncherPlugin::loadButton(bool onchange){
QString def = this->ID().section("::",1,50).section("---",0,0).simplified();
QString path = this->readSetting("applicationpath",def).toString(); //use the default if necessary
//qDebug() << "Default Application Launcher:" << def << path;
bool ok = QFile::exists(path);
QString txt;
if(path.endsWith(".desktop") && ok){
XDGDesktop file = LXDG::loadDesktopFile(path, ok);
if(path.isEmpty() || !QFile::exists(path) || !ok){
button->setWhatsThis("");
button->setIcon( LXDG::findIcon("quickopen-file","") );
txt = tr("Click to Set");
if(!watcher->files().isEmpty()){ watcher->removePaths(watcher->files()); }
}else{
button->setWhatsThis(file.filePath);
button->setIcon( LXDG::findIcon(file.icon,"quickopen") );
txt = file.name;
if(!watcher->files().isEmpty()){ watcher->removePaths(watcher->files()); }
watcher->addPath(file.filePath); //make sure to update this shortcut if the file changes
}
}else if(ok){
QFileInfo info(path);
button->setWhatsThis(info.absoluteFilePath());
if(info.isDir()){
button->setIcon( LXDG::findIcon("folder","") );
}else if(LUtils::imageExtensions().contains(info.suffix().toLower()) ){
button->setIcon( QIcon(QPixmap(path).scaled(256,256)) ); //max size for thumbnails in memory
}else{
button->setIcon( LXDG::findMimeIcon(path) );
}
txt = info.fileName();
if(!watcher->files().isEmpty()){ watcher->removePaths(watcher->files()); }
watcher->addPath(path); //make sure to update this shortcut if the file changes
}else{
//InValid File
button->setWhatsThis("");
button->setIcon( LXDG::findIcon("quickopen","") );
button->setText( tr("Click to Set") );
if(!watcher->files().isEmpty()){ watcher->removePaths(watcher->files()); }
}
//Now adjust the visible text as necessary based on font/grid sizing
button->setToolTip(txt);
int icosize = this->readSetting("iconsize",64).toInt();
int bwid = qRound(1.1*icosize);
this->setFixedSize(bwid, icosize+qRound(2.5*button->fontMetrics().height()) ); //make sure to adjust the button on first show.
if(onchange){ this->adjustSize( bwid+4, icosize+8+qRound(2.5*button->fontMetrics().height())); }
//qDebug() << "Initial Button Text:" << txt << icosize;
if(button->fontMetrics().width(txt) > (bwid-2) ){
//int dash = this->fontMetrics().width("-");
//Text too long, try to show it on two lines
txt = txt.section(" ",0,2).replace(" ","\n"); //First take care of any natural breaks
if(txt.contains("\n")){
//need to check each line
QStringList txtL = txt.split("\n");
for(int i=0; i<txtL.length(); i++){
if(i>1){ txtL.removeAt(i); i--; } //Only take the first two lines
else{ txtL[i] = button->fontMetrics().elidedText(txtL[i], Qt::ElideRight, bwid-2); }
}
txt = txtL.join("\n");
}else{
txt = this->fontMetrics().elidedText(txt,Qt::ElideRight, 2*bwid -4);
//Now split the line in half for the two lines
txt.insert( (txt.count()/2), "\n");
}
}
if(!txt.contains("\n")){ txt.append("\n "); } //always use two lines
//qDebug() << " - Setting Button Text:" << txt;
button->setText(txt);
//Now setup the menu again
menu->clear();
menu->addAction(LXDG::findIcon("zoom-in",""), tr("Increase Size"), this, SLOT(increaseIconSize()));
menu->addAction(LXDG::findIcon("zoom-out",""), tr("Decrease Size"), this, SLOT(decreaseIconSize()));
if( !button->whatsThis().isEmpty() && button->whatsThis().startsWith(QDir::homePath()+"/Desktop") ){
menu->addAction(LXDG::findIcon("list-remove",""), tr("Delete File"), this, SLOT(deleteFile()) );
}
QTimer::singleShot(100, this, SLOT(update()) ); //Make sure to re-draw the image in a moment
}
void AppLauncherPlugin::buttonClicked(){
QString path = button->whatsThis();
if(path.isEmpty() || !QFile::exists(path) ){
//prompt for the user to select an application
QList<XDGDesktop> apps = LXDG::sortDesktopNames( LXDG::systemDesktopFiles() );
QStringList names;
for(int i=0; i<apps.length(); i++){ names << apps[i].name; }
bool ok = false;
QString app = QInputDialog::getItem(this, tr("Select Application"), tr("Name:"), names, 0, false, &ok);
if(!ok || names.indexOf(app)<0){ return; } //cancelled
this->saveSetting("applicationpath", apps[ names.indexOf(app) ].filePath);
QTimer::singleShot(0,this, SLOT(loadButton()));
}else{
LSession::LaunchApplication("lumina-open \""+path+"\"");
}
}
void AppLauncherPlugin::openContextMenu(){
if(button->underMouse()){
menu->popup(QCursor::pos());
}else{
emit OpenDesktopMenu();
}
}
void AppLauncherPlugin::increaseIconSize(){
int icosize = this->readSetting("iconsize",64).toInt();
icosize += 16;
button->setIconSize(QSize(icosize,icosize));
this->saveSetting("iconsize",icosize);
this->loadButton(true); //redo size calculations
}
void AppLauncherPlugin::decreaseIconSize(){
int icosize = this->readSetting("iconsize",64).toInt();
if(icosize < 20){ return; } //cannot get smaller
icosize -= 16;
button->setIconSize(QSize(icosize,icosize));
this->saveSetting("iconsize",icosize);
this->loadButton(true); //redo size calculations
}
void AppLauncherPlugin::deleteFile(){
if(QFileInfo(button->whatsThis()).isDir()){
QProcess::startDetached("rm -r \""+button->whatsThis()+"\"");
}else{
QFile::remove(button->whatsThis());
}
}
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