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//===========================================
// Lumina-DE source code
// Copyright (c) 2013, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#include "LFileDialog.h"
#include "ui_LFileDialog.h"
LFileDialog::LFileDialog(QWidget *parent) : QDialog(parent), ui(new Ui::LFileDialog() ){
ui->setupUi(this); //load the designer file
//set the output flags to the defaults
appSelected = false;
setDefault = false;
appExec.clear();
appPath.clear();
appFile.clear();
QSettings::setPath(QSettings::NativeFormat, QSettings::UserScope, QDir::homePath()+"/.lumina");
settings = new QSettings("LuminaDE", "lumina-open",this);
//Connect the signals/slots
connect(ui->tree_apps, SIGNAL(itemSelectionChanged()), this, SLOT(updateUI()) );
connect(ui->radio_rec, SIGNAL(toggled(bool)), this, SLOT(radioChanged()) );
connect(ui->radio_avail, SIGNAL(toggled(bool)), this, SLOT(radioChanged()) );
connect(ui->radio_custom, SIGNAL(toggled(bool)), this, SLOT(radioChanged()) );
}
LFileDialog::~LFileDialog(){
}
// ----------
// PUBLIC
// ----------
void LFileDialog::setFileInfo(QString filename, QString extension, bool isFile){
//Set the labels for the file
ui->label_file->setText( this->fontMetrics().elidedText( filename, Qt::ElideMiddle, 300 ) );
if(isFile){ ui->label_extension->setText( "("+extension+")"); }
else{ ui->label_extension->setText("("+extension+" link)"); }
fileEXT = extension;
generateAppList();
}
//static functions
QString LFileDialog::getDefaultApp(QString extension){
QSettings::setPath(QSettings::NativeFormat, QSettings::UserScope, QDir::homePath()+"/.lumina");
return QSettings("LuminaDE", "lumina-open").value("default/"+extension,"").toString();
}
void LFileDialog::setDefaultApp(QString extension, QString appFile){
QSettings::setPath(QSettings::NativeFormat, QSettings::UserScope, QDir::homePath()+"/.lumina");
if(appFile.isEmpty()){
QSettings("LuminaDE", "lumina-open").remove("default/"+extension);
}else{
QSettings("LuminaDE", "lumina-open").setValue("default/"+extension,appFile);
}
}
// -----------
// PRIVATE
// -----------
QStringList LFileDialog::getPreferredApplications(){
//Now search the settings for that extension
QStringList keys = settings->allKeys();
QStringList out;
for(int i=0; i<keys.length(); i++){
if(keys[i].startsWith("default/")){ continue; } //ignore the defaults (they will also be in the main)
if(keys[i].toLower() == fileEXT.toLower()){
QStringList files = settings->value(keys[i]).toString().split(":::");
qDebug() << "Found Files:" << keys[i] << files;
bool cleaned = false;
for(int j=0; j<files.length(); j++){
if(QFile::exists(files[j])){ out << files[j]; }
else{ files.removeAt(j); j--; cleaned=true; } //file no longer available - remove it
}
if(cleaned){ settings->setValue(keys[i], files.join(":::")); } //update the registry
if(!out.isEmpty()){ break; } //already found files
}
}
return out;
}
void LFileDialog::setPreferredApplication(QString desktopfile){
QStringList keys = settings->allKeys();
for(int i=0; i<keys.length(); i++){
if(keys[i].toLower() == fileEXT.toLower()){
QStringList files = settings->value(keys[i]).toString().split(":::");
files.removeAll(desktopfile);
QStringList newfiles;
newfiles << desktopfile;
//Only keep the 5 most recent preferred applications per extension
for(int j=0; j<5 && j<files.length(); j++){
newfiles << files[j];
}
settings->setValue(keys[i], newfiles.join(":::"));
return;
}
}
//No key found for this extension - make a new one
settings->setValue(fileEXT.toLower(), desktopfile);
}
QString LFileDialog::translateCat(QString cat){
QString out;
if(cat=="Audio"){ out = tr("Audio"); }
else if(cat=="Video"){ out = tr("Video"); }
else if(cat=="Multimedia"){ out = tr("Multimedia"); }
else if(cat=="Development"){ out = tr("Development"); }
else if(cat=="Education"){ out = tr("Education"); }
else if(cat=="Game"){ out = tr("Game"); }
else if(cat=="Graphics"){ out = tr("Graphics"); }
else if(cat=="Network"){ out = tr("Network"); }
else if(cat=="Office"){ out = tr("Office"); }
else if(cat=="Science"){ out = tr("Science"); }
else if(cat=="Settings"){ out = tr("Settings"); }
else if(cat=="System"){ out = tr("System"); }
else if(cat=="Utility"){ out = tr("Utilities"); }
else if(cat=="Other"){ out = tr("Other"); }
else{ out = cat; }
return out;
}
// -----------------
// PRIVATE SLOTS
// -----------------
void LFileDialog::updateUI(){
//Check for a selected application
bool good = false;
if(ui->radio_custom->isChecked()){
if(!ui->line_bin->text().isEmpty()){
good = true;
//Now verify that the file exists and is executable
QFileInfo FI(ui->line_bin->text());
if( FI.exists() && FI.isExecutable() && FI.isFile() ){
ui->label_goodbin->setPixmap(QPixmap(":/icons/good.png"));
}else{
ui->label_goodbin->setPixmap(QPixmap(":/icons/bad.png"));
}
}
}
else if(ui->radio_rec->isChecked()){
good = true; //a valid app is always selected on this page if it is available
}
else if(ui->tree_apps->topLevelItemCount() > 0 && ui->tree_apps->currentItem()!=0 ){
if(!ui->tree_apps->currentItem()->whatsThis(0).isEmpty()){
good=true;
}
}
ui->tool_ok->setEnabled(good);
}
void LFileDialog::generateAppList(){
//Now load the preferred applications
PREFAPPS = getPreferredApplications();
ui->combo_rec->clear();
//Now get the application mimetype for the file extension (if available)
QString mimetype = LXDG::findAppMimeForFile(fileEXT);
//Now add all the detected applications
QHash< QString, QList<XDGDesktop> > hash = LXDG::sortDesktopCats( LXDG::systemDesktopFiles() );
QStringList cat = hash.keys();
cat.sort(); //sort alphabetically
ui->tree_apps->clear();
for(int c=0; c<cat.length(); c++){
QList<XDGDesktop> app = hash[cat[c]];
QTreeWidgetItem *ci = new QTreeWidgetItem(ui->tree_apps, QStringList() << translateCat(cat[c]));
for(int a=0; a<app.length(); a++){
QTreeWidgetItem *ti = new QTreeWidgetItem(ci, QStringList() << app[a].name);
ti->setWhatsThis(0, app[a].filePath);
ti->setIcon(0, LXDG::findIcon(app[a].icon, "application-x-desktop"));
ti->setToolTip(0, app[a].comment);
ci->addChild(ti);
//Check to see if this app matches the mime type
if(app[a].mimeList.contains(mimetype) && !mimetype.isEmpty()){
// also put this app in the preferred list
PREFAPPS.append(app[a].filePath);
}
}
ui->tree_apps->addTopLevelItem(ci);
}
//Now add all the preferred applications
PREFAPPS.removeDuplicates();
for(int i=0; i<PREFAPPS.length(); i++){
bool ok = false;
XDGDesktop dFile = LXDG::loadDesktopFile(PREFAPPS[i], ok);
if( LXDG::checkValidity(dFile) && ok ){
ui->combo_rec->addItem( LXDG::findIcon(dFile.icon, "application-x-desktop"), dFile.name);
if(i==0){ ui->combo_rec->setCurrentIndex(0); } //make sure the first item is selected
}else{
PREFAPPS.removeAt(i); //invalid app
i--;
}
}
//Update the UI
if(PREFAPPS.isEmpty()){
ui->radio_rec->setEnabled(false); //no preferred apps
ui->radio_avail->setChecked(true);
}else{
ui->radio_rec->setChecked(true);
}
}
void LFileDialog::radioChanged(){
if(ui->radio_rec->isChecked()){
ui->stackedWidget->setCurrentWidget(ui->page_rec);
}else if(ui->radio_avail->isChecked()){
ui->stackedWidget->setCurrentWidget(ui->page_avail);
}else{
ui->stackedWidget->setCurrentWidget(ui->page_custom);
}
ui->check_default->setEnabled( !ui->radio_custom->isChecked() );
updateUI();
}
/*void LFileDialog::on_group_binary_toggled(bool checked){
ui->label_goodbin->setVisible(checked);
ui->line_bin->setVisible(checked);
ui->tool_findBin->setVisible(checked);
updateUI();
}*/
void LFileDialog::on_tool_ok_clicked(){
appSelected = true;
if(ui->radio_custom->isChecked()){
appExec = ui->line_bin->text();
}else if(ui->radio_rec->isChecked()){
//application selected
bool ok = false;
XDGDesktop app = LXDG::loadDesktopFile(PREFAPPS[ui->combo_rec->currentIndex()], ok);
//Set the output variables
setDefault = ui->check_default->isChecked();
appExec = app.exec;
appPath = app.path;
appFile = app.filePath;
setPreferredApplication(app.filePath); //bump this to the top of the preferred list for next time
}else{
//application selected
bool ok = false;
XDGDesktop app = LXDG::loadDesktopFile(ui->tree_apps->currentItem()->whatsThis(0), ok);
//Set the output variables
setDefault = ui->check_default->isChecked();
appExec = app.exec;
appPath = app.path;
appFile = app.filePath;
setPreferredApplication(app.filePath); //save this app to this extension as a recommendation
}
this->close();
}
void LFileDialog::on_tool_cancel_clicked(){
appSelected = false;
this->close();
}
void LFileDialog::on_tool_findBin_clicked(){
QString filepath = QFileDialog::getOpenFileName(this, tr("Find Application Binary"), QDir::homePath() );
if(filepath.isEmpty()){ return; }
ui->line_bin->setText(filepath);
}
void LFileDialog::on_line_bin_textChanged(){
updateUI();
}
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