/*
  launcherwindow.cpp

  This file is part of GammaRay, the Qt application inspection and
  manipulation tool.

  Copyright (C) 2011-2015 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
  Author: Volker Krause <volker.krause@kdab.com>

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "launcherwindow.h"
#include "ui_launcherwindow.h"
#include "launchoptions.h"

#include <ui/aboutdata.h>

#include <QPushButton>
#include <QSettings>

using namespace GammaRay;

LauncherWindow::LauncherWindow(QWidget *parent)
  : QDialog(parent), ui(new Ui::LauncherWindow)
{
  ui->setupUi(this);
  ui->aboutLabel->setText(AboutData::aboutText());
  connect(ui->tabWidget, SIGNAL(currentChanged(int)), SLOT(tabChanged()));
  connect(ui->attachPage, SIGNAL(updateButtonState()), SLOT(tabChanged()));
  connect(ui->launchPage, SIGNAL(updateButtonState()), SLOT(tabChanged()));
  connect(ui->connectPage, SIGNAL(updateButtonState()), SLOT(tabChanged()));
  connect(ui->attachPage, SIGNAL(activate()),
          ui->buttonBox->button(QDialogButtonBox::Ok), SLOT(click()));
  connect(ui->connectPage, SIGNAL(activate()),
          ui->buttonBox->button(QDialogButtonBox::Ok), SLOT(click()));

  setWindowTitle(tr("GammaRay Launcher"));

  QSettings settings;
  ui->tabWidget->setCurrentIndex(settings.value(QLatin1String("Launcher/TabIndex")).toInt());
}

LauncherWindow::~LauncherWindow()
{
  delete ui;
}

LaunchOptions LauncherWindow::launchOptions() const
{
  QWidget *current = ui->tabWidget->currentWidget();
  if (current == ui->launchPage) {
    return ui->launchPage->launchOptions();
  } else if (current == ui->attachPage) {
    return ui->attachPage->launchOptions();
  }
  return LaunchOptions();
}

void LauncherWindow::tabChanged()
{
  if (ui->tabWidget->currentWidget() == ui->attachPage) {
    ui->buttonBox->button(QDialogButtonBox::Ok)->setText(tr("Attach"));
    ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(ui->attachPage->isValid());
  } else if (ui->tabWidget->currentWidget() == ui->launchPage) {
    ui->buttonBox->button(QDialogButtonBox::Ok)->setText(tr("Launch"));
    ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(ui->launchPage->isValid());
  } else if (ui->tabWidget->currentWidget() == ui->connectPage) {
    ui->buttonBox->button(QDialogButtonBox::Ok)->setText(tr("Connect"));
    ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(ui->connectPage->isValid());
  } else {
    ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
  }
}

void LauncherWindow::accept()
{
  QSettings settings;
  settings.setValue(QLatin1String("Launcher/TabIndex"), ui->tabWidget->currentIndex());

  ui->launchPage->writeSettings();
  ui->attachPage->writeSettings();
  ui->connectPage->writeSettings();

  if (ui->tabWidget->currentWidget() == ui->connectPage) {
    ui->connectPage->launchClient();
  }

  QDialog::accept();
}

