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#include "dialog.h"
#include "ui_dialog.h"
#include <QFileDialog>
#include <QRegExp>
#include <QTemporaryFile>
#include <QMessageBox>
#include "LuminaUtils.h"
#include <LuminaOS.h>
Dialog::Dialog(QWidget *parent) :
QDialog(parent),
ui(new Ui::Dialog)
{
ui->setupUi(this);
desktopType="Application"; //default value
//Setup all the icons using libLumina
this->setWindowIcon( LXDG::findIcon("preferences-desktop-default-applications","") );
ui->pbWorkingDir->setIcon( LXDG::findIcon("folder","") );
ui->pbCommand->setIcon( LXDG::findIcon("system-search","") );
}
Dialog::~Dialog()
{
delete ui;
}
//Inform the user that required input parameters are missing
void Dialog::MissingInputs()
{
qDebug() << "We cannot continue without a desktop file !!!";
QMessageBox::critical(this, tr("Error"), tr("The application requires inputs: <-application>|<-link> desktopfile") );
exit(1);
}
//Initialise the layout of the screen.
void Dialog::Initialise(QString param)
{
//in case of "link", several objects are no required
if (param.startsWith("-link")) {
ui->cbRunInTerminal->setVisible(false);
ui->cbStartupNotification->setVisible(false);
ui->lCommand->setVisible(false);
ui->pbCommand->setVisible(false);
ui->lblCommand->setVisible(false);
ui->lblOptions->setVisible(false);
ui->lblWorkingDir->setText("URL"); //we use the WorkingDir boxes for URL
desktopType="link";
}
}
//load the desktop file or the required template
void Dialog::LoadDesktopFile(QString input)
{
//if we have "-" as 1st char, it means that this is not a desktop file, but a parameter
desktopFileName = input;
if (input.startsWith("-")) {
QMessageBox::critical(this,tr("Error"),tr("The filename cannot start with a \"-\"."));
exit(1);
}
//if proposed file does not exist, than we will create one based on the templates
//TODO: have a config directory to store templates
if (!QFile::exists(input)) {
if (desktopType=="link") { QFile::copy("./fileinfo-link.template", desktopFileName);}
else { QFile::copy("./fileinfo-app.template", desktopFileName);}
}
//use the standard LXDG object and load the desktop file
bool ok = false;
DF = LXDG::loadDesktopFile(desktopFileName, ok);
if( ok ) {
if ((DF.type == XDGDesktop::LINK) && (desktopType!="link" )) {
//we open a desktop type "link" but it was not mentionned by parameters
Dialog::Initialise("-link");
}
ui->lName->setText(DF.name);
ui->lComment->setText(DF.comment);
ui->lCommand->setText(DF.exec);
//in case of "link" desktop, we populate the correct content in lWorkingDir
if (desktopType=="link") {
ui->lWorkingDir->setText(DF.url);
} else {
ui->lWorkingDir->setText(DF.path);
}
if (DF.startupNotify) ui->cbStartupNotification->setChecked(true); else ui->cbStartupNotification->setChecked(false);
if (DF.useTerminal) ui->cbRunInTerminal->setChecked(true); else ui->cbRunInTerminal->setChecked(false);
iconFileName="";
ui->pbIcon->setIcon(QPixmap(DF.icon));
} else {
QMessageBox::critical(this, tr("Error"), tr("Problem to read the desktop file called:") + desktopFileName );
exit(1);
}
}
void Dialog::on_pbCommand_clicked()
{
//the default directory is the user's home directory
QString commandFolder = "~";
if (!ui->lCommand->text().isEmpty()) commandFolder = ui->lCommand->text().section('/', 0, -2);
if (commandFolder.isEmpty()) commandFolder = "~";
QString fileName = QFileDialog::getOpenFileName(this,
tr("Open command"), commandFolder, tr("All Files (*)"));
if (!fileName.isEmpty()) {
ui->lCommand->setText(fileName);
ui->lCommand->setModified(true);
}
}
void Dialog::on_pbWorkingDir_clicked()
{
//the default directory is /
QString workingDir = "/";
if (ui->lWorkingDir->text().isEmpty()) workingDir = "/";
else workingDir = ui->lWorkingDir->text();
QFileDialog::Options options = QFileDialog::DontResolveSymlinks | QFileDialog::ShowDirsOnly;
QString directory = QFileDialog::getExistingDirectory(this,
tr("Working Directory"),
workingDir,
options);
if (!directory.isEmpty()) {
ui->lWorkingDir->setText(directory);
ui->lWorkingDir->setModified(true);
}
}
//this function is just like a regexp.
//we just change the required lines and we don't touch to the rest of the file and copy it back.
void Dialog::textReplace(QString &origin, QString from, QString to, QString topic)
{
if (origin.contains(QRegExp("\n" + topic + "\\[\\S+\\]\\s*=",Qt::CaseInsensitive))) {
QMessageBox msgBox;
msgBox.setText(tr("By modifying this value, you will loose all translated versions"));
msgBox.setInformativeText(tr("The field:") + topic + tr( "is translated in several other languages. If you want to continue, you will loose all translated versions"));
msgBox.setStandardButtons(QMessageBox::Ok | QMessageBox::Cancel);
int answer = msgBox.exec();
if (answer==QMessageBox::Ok) {
//remove all translated versions. The lang cannot be null, but the value can be.
origin.replace(QRegExp("\n" + topic + "\\[\\S+\\]\\s*=[^\n]*",Qt::CaseInsensitive), "");
}
else return;
}
if (!from.isEmpty()) {
origin.replace(QRegExp("\n" + topic + "\\s*=\\s*" + from + "\n",Qt::CaseInsensitive),"\n" + topic + "=" + to + "\n");
} else {
//TODO: check if last char in \n. If not add it
origin.append(topic + "=" + to + "\n");
}
}
//we save the changes to the destination file
void Dialog::on_pbApply_clicked()
{
QByteArray fileData;
QFile file(desktopFileName);
if (file.open(QFile::ReadWrite)) {
QString from,to;
fileData = file.readAll();
QString text(fileData);
QString desktopTypeVal="Application";
if (DF.type == XDGDesktop::APP) { desktopTypeVal="Application"; }
else if (DF.type == XDGDesktop::LINK) { desktopTypeVal="Link"; }
else if (DF.type == XDGDesktop::DIR) { desktopTypeVal="Dir"; }
textReplace(text, desktopTypeVal, desktopType, "Type");
if (ui->lName->isModified()) { textReplace(text, DF.name, ui->lName->text(), "Name");}
if (ui->lComment->isModified()) { textReplace(text, DF.comment, ui->lComment->text(), "Comment");}
if (ui->lCommand->isModified()) { textReplace(text, DF.exec, ui->lCommand->text(),"Exec");}
if (desktopType=="link") {
//incase of "link" layout WorkingDir is corresponding to the URL
if (ui->lWorkingDir->isModified()) { textReplace(text, DF.url, ui->lWorkingDir->text(),"URL");}
} else {
if (ui->lWorkingDir->isModified()) { textReplace(text, DF.path, ui->lWorkingDir->text(),"Path");}
}
if (ui->cbStartupNotification->isChecked() != DF.startupNotify) {
if (DF.startupNotify) {from="true"; to="false";} else {from="false"; to="true";}
textReplace(text, from, to,"StartupNotify");
}
if (ui->cbRunInTerminal->isChecked() != DF.useTerminal) {
if (DF.useTerminal) {from="true"; to="false";} else {from="false"; to="true";}
textReplace(text, from, to,"Terminal");
}
if (!iconFileName.isEmpty()) {
from=DF.icon;
to=iconFileName;
textReplace(text, from, to,"Icon");
}
file.seek(0);
file.write(text.toUtf8());
file.resize(file.pos());//remove possible trailing lines
file.close();
//hack required to update the icon on the desktop
QTemporaryFile tempFile ;
tempFile.setAutoRemove(false);
tempFile.open();
tempFile.close();
//TODO: capture errors
QString cmd = "mv";
cmd = cmd + " " + desktopFileName + " " + tempFile.fileName();
int ret = LUtils::runCmd(cmd);
cmd = "mv";
cmd = cmd + " " + tempFile.fileName() + " " + desktopFileName;
ret = LUtils::runCmd(cmd);
}
}
void Dialog::on_pbIcon_clicked()
{
//the default directory is local/share/icons
QString iconFolder = LOS::AppPrefix()+"/share/icons";
if (!iconFileName.isEmpty()) iconFolder = iconFileName.section('/', 0, -2);
else if (!DF.icon.isEmpty()) iconFolder = DF.icon.section('/', 0, -2);
if (iconFolder.isEmpty()) iconFolder = LOS::AppPrefix()+"/share/icons";
QString fileName = QFileDialog::getOpenFileName(this,
tr("Open command"), iconFolder, tr("Image Files (*.png *.jpg *.bmp)"));
if (!fileName.isEmpty()) {
ui->pbIcon->setIcon(QPixmap(fileName));
iconFileName=fileName;
}
}
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