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#include "AppLauncherPlugin.h"
#include "../../LSession.h"
#include "OutlineToolButton.h"
#define OUTMARGIN 10 //special margin for fonts due to the outlining effect from the OutlineToolbutton
AppLauncherPlugin::AppLauncherPlugin(QWidget* parent, QString ID) : LDPlugin(parent, ID){
QVBoxLayout *lay = new QVBoxLayout();
this->setLayout(lay);
lay->setContentsMargins(0,0,0,0);
button = new OutlineToolButton(this);
button->setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
button->setAutoRaise(true);
button->setText("...\n..."); //Need to set something here so that initial sizing works properly
button->setSizePolicy(QSizePolicy::Expanding,QSizePolicy::Expanding);
lay->addWidget(button, 0, Qt::AlignCenter);
connect(button, SIGNAL(DoubleClicked()), this, SLOT(buttonClicked()) );
button->setContextMenuPolicy(Qt::NoContextMenu);
watcher = new QFileSystemWatcher(this);
connect(watcher, SIGNAL(fileChanged(QString)), this, SLOT( loadButton()) );
QTimer::singleShot(200,this, SLOT(loadButton()) );
}
void AppLauncherPlugin::Cleanup(){
//This is run only when the plugin was forcibly closed/removed
}
void AppLauncherPlugin::loadButton(){
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);
if(!ok){ emit RemovePlugin(this->ID()); return;}
int icosize = this->height()-4 - 2.2*button->fontMetrics().height();
button->setFixedSize( this->width()-4, this->height()-4);
button->setIconSize( QSize(icosize,icosize) );
QString txt;
if(path.endsWith(".desktop") && ok){
XDGDesktop file(path);
ok = file.isValid();
if(!ok){
button->setWhatsThis("");
button->setIcon( QIcon(LXDG::findIcon("quickopen-file","").pixmap(QSize(icosize,icosize)).scaledToHeight(icosize, Qt::SmoothTransformation) ) );
txt = tr("Click to Set");
if(!watcher->files().isEmpty()){ watcher->removePaths(watcher->files()); }
}else{
button->setWhatsThis(file.filePath);
button->setIcon( QIcon(LXDG::findIcon(file.icon,"system-run").pixmap(QSize(icosize,icosize)).scaledToHeight(icosize, Qt::SmoothTransformation) ) );
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()) ){
QPixmap pix;
if(pix.load(path)){ button->setIcon( QIcon(pix.scaled(256,256)) ); } //max size for thumbnails in memory
else{ button->setIcon( LXDG::findIcon("dialog-cancel","") ); }
}else{
button->setIcon( QIcon(LXDG::findMimeIcon(path).pixmap(QSize(icosize,icosize)).scaledToHeight(icosize, Qt::SmoothTransformation) ) );
}
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( QIcon(LXDG::findIcon("quickopen","dialog-cancel").pixmap(QSize(icosize,icosize)).scaledToHeight(icosize, Qt::SmoothTransformation) ) );
button->setText( tr("Click to Set") );
if(!watcher->files().isEmpty()){ watcher->removePaths(watcher->files()); }
}
//If the file is a symlink, put the overlay on the icon
if(QFileInfo(path).isSymLink()){
QImage img = button->icon().pixmap(QSize(icosize,icosize)).toImage();
int oSize = icosize/3; //overlay size
QPixmap overlay = LXDG::findIcon("emblem-symbolic-link").pixmap(oSize,oSize).scaled(oSize,oSize, Qt::KeepAspectRatio, Qt::SmoothTransformation);
QPainter painter(&img);
painter.drawPixmap(icosize-oSize,icosize-oSize,overlay); //put it in the bottom-right corner
button->setIcon( QIcon(QPixmap::fromImage(img)) );
}
//Now adjust the visible text as necessary based on font/grid sizing
button->setToolTip(txt);
//Double check that the visual icon size matches the requested size - otherwise upscale the icon
if(button->fontMetrics().width(txt) > (button->width()-OUTMARGIN) ){
//Text too long, try to show it on two lines
//txt = button->fontMetrics().elidedText(txt, Qt::ElideRight, 2*(button->width()-OUTMARGIN), Qt::TextWordWrap);
txt =txt.section(" ",0,2).replace(" ","\n"); //First take care of any natural breaks
//Go through and combine any lines
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.length()) && (button->fontMetrics().width(txtL[i]) < button->width()/2) ){
txtL[i] = txtL[i]+" "+txtL[i+1];
txtL.removeAt(i+1);
}
}
txt = txtL.join("\n").section("\n",0,2);
}
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, (button->width()-OUTMARGIN) ); }
}
txt = txtL.join("\n");
}else{
txt = this->fontMetrics().elidedText(txt,Qt::ElideRight, 2*(button->width()-OUTMARGIN));
//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);
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 = LSession::handle()->applicationMenu()->currentAppHash()->value("All"); //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+"\"");
}
}
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