FriendMapConfigPage.cpp

/*! 
 * @file FriendMapConfigPage.cpp
 *  @author RetroShare Team
 *  
 * Copyright (C) 2014 - RetroShare Team
 * 
 * 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 * 
 */

#include "FriendMapConfigPage.h"
#include "ui_FriendMapConfigPage.h"
#include <QCheckBox>
#include <QComboBox>
#include <QLineEdit>
#include <QMessageBox>
#include <QFileInfo>

//!
//! \brief FriendMapConfigPage::FriendMapConfigPage
//! \param settings
//!
FriendMapConfigPage::FriendMapConfigPage(FriendMapSettings* settings) :
    ui(new Ui::FriendMapConfigPage)
{
    ui->setupUi(this);
    connect(ui->detached_window, SIGNAL(toggled(bool)), this, SLOT(detached_toggled(bool)));
    this->settings = settings;
    load();

    // Preferences have no OK button any more, so apply every change right away.
    // Connected after load() so filling the widgets does not trigger a save.
    const QList<QCheckBox*> boxes = {
        ui->show_grid, ui->show_links, ui->show_borders, ui->show_cities,
        ui->show_ice_layer, ui->show_clouds, ui->show_city_lights,
        ui->show_sun_shading, ui->show_avatars, ui->detached_window };
    for (QCheckBox* box : boxes)
        connect(box, &QCheckBox::toggled, this, &FriendMapConfigPage::applySettings);

    connect(ui->projection_box, QOverload<int>::of(&QComboBox::currentIndexChanged),
            this, &FriendMapConfigPage::applySettings);
    connect(ui->theme_dgml, QOverload<int>::of(&QComboBox::activated),
            this, &FriendMapConfigPage::applySettings);
    if (ui->theme_dgml->lineEdit())   // editable: apply a typed theme when editing ends
        connect(ui->theme_dgml->lineEdit(), &QLineEdit::editingFinished,
                this, &FriendMapConfigPage::applySettings);

    connect(ui->geoip_path_line, &QLineEdit::editingFinished,
            this, &FriendMapConfigPage::applySettings);
    connect(ui->marble_path_line, &QLineEdit::editingFinished,
            this, &FriendMapConfigPage::applySettings);
}

//!
//! \brief FriendMapConfigPage::applySettings
//! Saves the page and updates the map; shows the error if a path is invalid.
//!
void FriendMapConfigPage::applySettings()
{
    QString errmsg;
    if (!save(errmsg))
        QMessageBox::warning(this, tr("FriendMap"), errmsg);
}

//!
//! \brief FriendMapConfigPage::~FriendMapConfigPage
//! Destructor - destroys the user interface
//
FriendMapConfigPage::~FriendMapConfigPage()
{
    delete ui;
}

//!
//! \brief FriendMapConfigPage::load
//!
void FriendMapConfigPage::load(){
	int themeindex = ui->theme_dgml->findText(QString::fromStdString(settings->map_theme_id));
	if (themeindex<0)themeindex=0;
	ui->theme_dgml->setCurrentIndex(themeindex);
	ui->projection_box->setCurrentIndex(settings->getProjection());
	ui->show_grid->setChecked(settings->show_grid);
	ui->show_links->setChecked(settings->show_links);
	ui->show_borders->setChecked(settings->show_borders);
	ui->show_cities->setChecked(settings->show_cities);
	ui->show_ice_layer->setChecked(settings->show_ice_layer);
	ui->show_clouds->setChecked(settings->show_clouds);
	ui->show_city_lights->setChecked(settings->show_city_lights);
	ui->show_sun_shading->setChecked(settings->show_sun_shading);
	ui->show_avatars->setChecked(settings->show_avatars);
    ui->detached_window->setChecked(settings->detached);

    ui->geoip_path_line->setText(QString::fromStdString(settings->geoip_data_path));
    ui->marble_path_line->setText(settings->marble_path);
}

//!
//! \brief FriendMapConfigPage::save
//! \param errmsg
//! \return
//!
bool FriendMapConfigPage::save(QString &errmsg)
{
    settings->show_grid = ui->show_grid->isChecked();
    settings->show_links = ui->show_links->isChecked();
    settings->show_borders = ui->show_borders->isChecked();
    settings->show_cities = ui->show_cities->isChecked();
    settings->show_ice_layer = ui->show_ice_layer->isChecked();
    settings->show_clouds = ui->show_clouds->isChecked();
    settings->show_city_lights = ui->show_city_lights->isChecked();
    settings->show_sun_shading = ui->show_sun_shading->isChecked();
    settings->show_avatars = ui->show_avatars->isChecked();
    settings->detached = ui->detached_window->isChecked();

    settings->projection = (Marble::Projection)ui->projection_box->currentIndex();
    settings->map_theme_id = ui->theme_dgml->currentText().toStdString();
    QString geoip_path = QDir::fromNativeSeparators(ui->geoip_path_line->text().trimmed());
    if(!geoip_path.isEmpty() && !QFileInfo(geoip_path).isFile()){
        errmsg = "GeoIP data file not found: " + geoip_path;
        return false;
    }
    settings->geoip_data_path = QDir::toNativeSeparators(geoip_path).toStdString();
    
#ifdef WIN32
    // why is this just for windows? On Linux returns warning for unused variable
    QString dir = QDir::fromNativeSeparators(ui->marble_path_line->text());
    // only re-register Marble's data/plugin folders when the path really changed
    if(QDir(dir).canonicalPath() != QDir(QDir::fromNativeSeparators(settings->marble_path)).canonicalPath()
       && !settings->setMarblePath(QDir(dir))){
        errmsg = "invalid marble path";
        return false;
    }
#endif
    
    emit configChanged();
    settings->processSettings(false); 
    errmsg = "";     // set errmsg to a null string
    return true;
}

void FriendMapConfigPage::detached_toggled(bool state)
{
    if(settings->getDetached() == state)
        ui->detached_window->setText(QString(""));
    else
        ui->detached_window->setText(QString("Restart is required to take effect"));
}

// eof