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Viewing changes to src/navitconf/gui/DialogDownload.cpp

  • Committer: Raimar
  • Date: 2012-07-18 20:58:12 UTC
  • Revision ID: git-v1:da49d479d527774f27cdc54f6985f4cacecc43f3
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src/navitconf/gui/DialogDownload.cpp
 
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#include "DialogDownload.h"
 
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#include <QtCore/QDebug>
 
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#include <QtGui/QMessageBox>
 
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#include <navitconf/file/Settings.h>
 
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#include <navitconf/file/Unzip.h>
 
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QString DialogDownload::download(QWidget* parent) {
 
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        DialogDownload dialog(parent);
 
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        dialog.exec();
 
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        return dialog.getFilename();
 
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}
 
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DialogDownload::DialogDownload(QWidget* parent)
 
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:
 
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                QDialog(parent),
 
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                netDownload(this)
 
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{
 
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        ui.setupUi(this);
 
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        bool hasLastDownload = false;
 
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        try {
 
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                hasLastDownload = QFile::exists(Settings::getInstance().getNavitInstallationFile());
 
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        } catch(QString& e) {
 
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                QMessageBox::critical(parent, tr("Error"), e);
 
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        }
 
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        ui.rbUseLastDownload->setEnabled(hasLastDownload);
 
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        ui.rbUseLastDownload->setChecked(hasLastDownload);
 
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}
 
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DialogDownload::~DialogDownload() {
 
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}
 
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void DialogDownload::accept() {
 
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        ui.buttonBox->setStandardButtons(QDialogButtonBox::Cancel);
 
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        QString zipFile;
 
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        try {
 
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                zipFile = Settings::getInstance().getNavitInstallationFile();
 
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        } catch(QString& e) {
 
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                QMessageBox::critical(this, tr("Error"), e);
 
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        }
 
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        if (!zipFile.isEmpty()) {
 
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                if (ui.rbDownloadCurrentVersion->isChecked()) {
 
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                        QString url(ui.tbxDownloadURL->text());
 
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                        ui.progressBar->setMaximum(ui.progressBar->width());
 
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                        netDownload.download(ui.tbxDownloadURL->text(), zipFile); // asyn download
 
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                        filename.clear();
 
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                } else {
 
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                        extractNavitXml(zipFile);
 
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                }
 
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        }
 
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}
 
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void DialogDownload::downloadProgress(float percent) {
 
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        ui.progressBar->setValue(ui.progressBar->maximum() * percent);
 
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}
 
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void DialogDownload::downloadFinished(const QString& filename) {
 
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        extractNavitXml(filename);
 
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}
 
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void DialogDownload::downloadError(const QString& msg) {
 
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        QMessageBox::critical(this, tr("Error"), msg);
 
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        ui.buttonBox->setStandardButtons(QDialogButtonBox::Cancel|QDialogButtonBox::Ok);
 
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}
 
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QString DialogDownload::getFilename() {
 
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        return filename;
 
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}
 
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void DialogDownload::extractNavitXml(const QString& zipFile) {
 
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        char resolution = 'm';
 
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        if (ui.rbHighResolution->isChecked()) {
 
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                resolution = 'h';
 
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        } else if (ui.rbLowResolution->isChecked()) {
 
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                resolution = 'l';
 
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        }
 
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        try {
 
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                QString dirSettings(Settings::getInstance().getDir().absolutePath());
 
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                // extract all files from archive
 
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                Unzip unzip(zipFile, dirSettings);
 
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                for (int i = 0; i < unzip.getNumberOfFiles(); i++) {
 
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                        if (!unzip.getNextFilename().startsWith("lib/")) { // ignore files in the lib folder
 
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                                unzip.extractNext();
 
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                        }
 
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                }
 
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                filename = dirSettings + "/res/raw/navit" + resolution + "dpi.xml";
 
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                setVisible(false);
 
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        } catch(QString& e) {
 
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                QMessageBox::critical(this, tr("Error"), e);
 
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        }
 
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}