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defaultpathmanager.cpp
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defaultpathmanager.cpp
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// Copyright (C) 2020-2024 Jiří Maier
// 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 3 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 <https://www.gnu.org/licenses/>.
#include "defaultpathmanager.h"
#include "qstandardpaths.h"
DefaultPathManager::DefaultPathManager() {}
void DefaultPathManager::add(QString ID, QString path) { defaultPaths[ID] = path; }
QString DefaultPathManager::requestOpenFile(QWidget *dialogParent, QString title, QString pathID, QString extensions) {
if (!defaultPaths.contains(pathID))
defaultPaths[pathID] = QStandardPaths::writableLocation(QStandardPaths::DesktopLocation);
QString fileName = QFileDialog::getOpenFileName(dialogParent, title, defaultPaths[pathID], extensions);
if (fileName.isEmpty())
return "";
QFileInfo fileInfo(fileName);
QString folderPath = fileInfo.absoluteDir().path();
if (!fileInfo.exists()) {
QMessageBox msgBox(dialogParent);
msgBox.setText(QObject::tr("Cannot open file!"));
msgBox.setDetailedText(fileName);
msgBox.setIcon(QMessageBox::Critical);
msgBox.exec();
return "";
}
defaultPaths[pathID] = folderPath;
return fileName;
}
QString DefaultPathManager::requestSaveFile(QWidget *dialogParent, QString title, QString pathID, QString suggestedName, QString extensions) {
if (!defaultPaths.contains(pathID))
defaultPaths[pathID] = QStandardPaths::writableLocation(QStandardPaths::DesktopLocation);
QString fileName = QFileDialog::getSaveFileName(dialogParent, title, defaultPaths[pathID] + suggestedName, extensions);
if (fileName.isEmpty())
return "";
QFileInfo fileInfo(fileName);
QString folderPath = fileInfo.absoluteDir().path();
QFile file(fileName);
if (!file.open(QIODevice::WriteOnly)) {
QMessageBox msgBox(dialogParent);
msgBox.setText(QObject::tr("File is not writable!"));
msgBox.setInformativeText(QObject::tr("This may be because file is opened in another program. Or the application "
"does not have permission to write to this directory."));
msgBox.setDetailedText(fileName);
msgBox.setIcon(QMessageBox::Critical);
msgBox.exec();
return "";
}
file.close();
defaultPaths[pathID] = folderPath;
return fileName;
}