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Viewing changes to src/gui/AddRemoveLandscapesDialog.cpp

  • Committer: Bogdan Marinov
  • Date: 2010-09-05 12:28:04 UTC
  • Revision ID: bogdan.marinov84@gmail.com-20100905122804-y935vv39g4k8vibd
merged the AddRemoveLandscapes plug-in into LandscapeMgr and ViewDialog; added some minor features and bug fixes

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src/gui/AddRemoveLandscapesDialog.cpp
 
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/*
 
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 * Stellarium
 
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 * 
 
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 * Copyright (C) 2010 Bogdan Marinov (add/remove landscapes feature)
 
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 * 
 
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 * This program is free software; you can redistribute it and/or
 
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 * modify it under the terms of the GNU General Public License
 
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 * as published by the Free Software Foundation; either version 2
 
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 * of the License, or (at your option) any later version.
 
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 * 
 
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 * This program is distributed in the hope that it will be useful,
 
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 * GNU General Public License for more details.
 
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 * 
 
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 * You should have received a copy of the GNU General Public License
 
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 * along with this program; if not, write to the Free Software
 
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
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*/
 
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#include "AddRemoveLandscapesDialog.hpp"
 
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#include "ui_addRemoveLandscapesDialog.h"
 
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#include "Dialog.hpp"
 
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#include "LandscapeMgr.hpp"
 
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#include "StelApp.hpp"
 
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#include "StelModuleMgr.hpp"
 
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#include "StelLocaleMgr.hpp"
 
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#include <QDebug>
 
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#include <QFileDialog>
 
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#include <QString>
 
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AddRemoveLandscapesDialog::AddRemoveLandscapesDialog()
 
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{
 
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        ui = new Ui_addRemoveLandscapesDialogForm;
 
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        landscapeManager = GETSTELMODULE(LandscapeMgr);
 
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        lastUsedDirectoryPath = QDir::homePath();
 
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        //TODO: Find a way to have this initialized from CMake
 
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        defaultLandscapeIDs = (QStringList() << "guereins" << "trees" << "moon" << "hurricane" << "ocean" << "garching" << "mars" << "saturn");
 
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}
 
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AddRemoveLandscapesDialog::~AddRemoveLandscapesDialog()
 
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{
 
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        delete ui;
 
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}
 
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void AddRemoveLandscapesDialog::languageChanged()
 
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{
 
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        if (dialog)
 
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                ui->retranslateUi(dialog);
 
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}
 
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// Initialize the dialog widgets and connect the signals/slots
 
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void AddRemoveLandscapesDialog::createDialogContent()
 
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{
 
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        ui->setupUi(dialog);
 
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        //Connect all signals and slots here: sender, signal, receiver, method
 
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        connect(ui->closeStelWindow, SIGNAL(clicked()), this, SLOT(close()));
 
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        connect(ui->pushButtonAdd, SIGNAL(clicked()), this, SLOT(buttonAddClicked()));
 
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        connect(ui->listWidgetUserLandscapes, SIGNAL(currentRowChanged(int)), this, SLOT(landscapeListCurrentRowChanged(int)));
 
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        connect(ui->pushButtonRemove, SIGNAL(clicked()), this, SLOT(buttonRemoveClicked()));
 
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        connect(ui->pushButtonMessageOK, SIGNAL(clicked()), this, SLOT(messageAcknowledged()));
 
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        connect(landscapeManager, SIGNAL(landscapesChanged()), this, SLOT(populateLists()));
 
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        ui->groupBoxMessage->setVisible(false);
 
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        populateLists();
 
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}
 
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void AddRemoveLandscapesDialog::populateLists()
 
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{
 
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        ui->listWidgetUserLandscapes->clear();
 
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        QStringList landscapes = landscapeManager->getAllLandscapeIDs();
 
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        foreach (QString landscapeID, defaultLandscapeIDs)
 
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        {
 
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                landscapes.removeAll(landscapeID);
 
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        }
 
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        if (!landscapes.isEmpty())
 
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        {
 
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                landscapes.sort();
 
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                ui->listWidgetUserLandscapes->addItems(landscapes);
 
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                if((ui->listWidgetUserLandscapes->findItems(landscapeManager->getCurrentLandscapeID(), Qt::MatchExactly).isEmpty()))
 
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                {
 
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                        //If the current landscape is not in the list, simply select the first row
 
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                        ui->listWidgetUserLandscapes->setCurrentRow(0);
 
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                }
 
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                else
 
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                {
 
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                        ui->listWidgetUserLandscapes->setCurrentItem(ui->listWidgetUserLandscapes->findItems(landscapeManager->getCurrentLandscapeID(), Qt::MatchExactly).first());
 
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                }
 
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        }
 
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        else
 
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        {
 
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                //Force disabling the side pane
 
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                landscapeListCurrentRowChanged(-1);
 
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        }
 
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}
 
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void AddRemoveLandscapesDialog::buttonAddClicked()
 
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{
 
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        QString sourceArchivePath = QFileDialog::getOpenFileName(NULL, "Select a ZIP archive containing a Stellarium landscape...", lastUsedDirectoryPath, "ZIP archives (*.zip)");
 
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        bool useLandscape = ui->checkBoxUseLandscape->isChecked();
 
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        if (!sourceArchivePath.isEmpty() && QFile::exists(sourceArchivePath))
 
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        {
 
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                QString newLandscapeID = landscapeManager->installLandscapeFromArchive(sourceArchivePath, useLandscape);
 
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                if(!newLandscapeID.isEmpty())
 
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                {
 
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                        //Show a message
 
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                        displayMessage("Add", "Landscape installed successfully.");
 
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                        ui->groupBoxAdd->setVisible(false);
 
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                        //Make the new landscape selected in the list
 
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                        //populateLists(); //No longer needed after the migration to signals/slots
 
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                        ui->listWidgetUserLandscapes->setCurrentItem((ui->listWidgetUserLandscapes->findItems(newLandscapeID, Qt::MatchExactly)).first());
 
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                }
 
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                else
 
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                {
 
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                        //Show an error message
 
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                        displayMessage("Error!", "Landscape was not installed.");
 
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                        ui->groupBoxAdd->setVisible(false);
 
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                }
 
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        }
 
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}
 
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void AddRemoveLandscapesDialog::buttonRemoveClicked()
 
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{
 
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        QString landscapeID = ui->listWidgetUserLandscapes->currentItem()->data(0).toString();
 
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        if(landscapeManager->removeLandscape(landscapeID))
 
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        {
 
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                //populateLists();//No longer needed after the migration to signals/slots
 
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                //TODO: Display messages instead
 
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        }
 
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}
 
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void AddRemoveLandscapesDialog::landscapeListCurrentRowChanged(int newRow)
 
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{
 
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        bool displaySidePane = (newRow >= 0);
 
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        ui->labelLandscapeName->setVisible(displaySidePane);
 
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        ui->labelLandscapeSize->setVisible(displaySidePane);
 
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        ui->pushButtonRemove->setEnabled(displaySidePane);
 
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        ui->labelWarning->setEnabled(displaySidePane);
 
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        if (!displaySidePane)
 
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                return;
 
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        QString landscapeID = ui->listWidgetUserLandscapes->item(newRow)->data(0).toString();
 
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        //Name
 
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        ui->labelLandscapeName->setText("<h3>"+landscapeManager->loadLandscapeName(landscapeID)+"</h3>");
 
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        //Size in MiB
 
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        double landscapeSize = landscapeManager->loadLandscapeSize(landscapeID) / (double)(1024*1024);
 
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        ui->labelLandscapeSize->setText(QString("Size on disk: %1 MiB").arg(landscapeSize, 0, 'f', 2));
 
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}
 
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void AddRemoveLandscapesDialog::messageAcknowledged()
 
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{
 
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        ui->groupBoxMessage->setVisible(false);
 
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        ui->groupBoxAdd->setVisible(true);
 
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        ui->labelMessage->clear();
 
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}
 
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void AddRemoveLandscapesDialog::displayMessage(QString title, QString message)
 
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{
 
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        ui->labelMessage->setText(message);
 
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        ui->groupBoxMessage->setTitle(title);
 
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        ui->groupBoxMessage->setVisible(true);
 
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}