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#include "systemfiledialog.h"
#include <QFileInfo>
#include <QFileDialog>
#include <QStandardPaths>
#include "preferences.h"
SystemFileDialog::SystemFileDialog():
QObject(),
m_dialog(nullptr)
{}
SystemFileDialog::~SystemFileDialog()
{
if(m_dialog) {
m_dialog->deleteLater();
}
}
void SystemFileDialog::beginOpenFiles(StandardLocation openLocation, const QStringList &nameFilters)
{
beginOpen(openLocation, QFileDialog::AcceptOpen, QFileDialog::ExistingFiles, nameFilters);
}
void SystemFileDialog::beginOpenFile(StandardLocation openLocation, const QStringList &nameFilters)
{
beginOpen(openLocation, QFileDialog::AcceptOpen, QFileDialog::ExistingFile, nameFilters);
}
void SystemFileDialog::beginOpenDir(StandardLocation openLocation)
{
beginOpen(openLocation, QFileDialog::AcceptOpen, QFileDialog::Directory);
}
void SystemFileDialog::beginSaveFile(StandardLocation openLocation, const QStringList &nameFilters, const QString &defaultFileName)
{
beginOpen(openLocation, QFileDialog::AcceptSave, QFileDialog::AnyFile, nameFilters, defaultFileName);
}
void SystemFileDialog::beginSaveDir(StandardLocation openLocation)
{
beginOpen(openLocation, QFileDialog::AcceptOpen, QFileDialog::Directory);
}
void SystemFileDialog::close()
{
if(m_dialog && m_dialog->isVisible()) {
m_dialog->reject();
}
}
bool SystemFileDialog::isOpen() const
{
return m_dialog;
}
QUrl SystemFileDialog::fileUrl() const
{
return fileUrls().isEmpty() ? QUrl() : fileUrls().at(0);
}
QList<QUrl> SystemFileDialog::fileUrls() const
{
return m_dialog ? m_dialog->selectedUrls() : QList<QUrl>();
}
QString SystemFileDialog::selectedNameFilter() const
{
return m_dialog ? m_dialog->selectedNameFilter() : QString();
}
void SystemFileDialog::onFileDialogAccepted()
{
emit accepted();
}
void SystemFileDialog::onFileDialogFinished()
{
const auto lastFolderPath = m_dialog->directory().absolutePath();
globalPrefs->setLastFolderUrl(QUrl::fromLocalFile(lastFolderPath));
emit finished();
}
QUrl SystemFileDialog::standardLocationPath(StandardLocation location)
{
if(location == LastLocation) {
const auto lastFolderUrl = globalPrefs->lastFolderUrl();
if(!QFileInfo::exists(lastFolderUrl.toLocalFile())) {
return QUrl::fromLocalFile(QStandardPaths::writableLocation(QStandardPaths::HomeLocation));
} else {
return lastFolderUrl;
}
} else if(location == HomeLocation) {
return QUrl::fromLocalFile(QStandardPaths::writableLocation(QStandardPaths::HomeLocation));
} else if(location == DownloadsLocation) {
return QUrl::fromLocalFile(QStandardPaths::writableLocation(QStandardPaths::DownloadLocation));
} else if(location == PicturesLocation) {
return QUrl::fromLocalFile(QStandardPaths::writableLocation(QStandardPaths::PicturesLocation));
} else if(location == DocumentsLocation) {
return QUrl::fromLocalFile(QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation));
} else {
return QUrl();
}
}
void SystemFileDialog::beginOpen(StandardLocation openLocation, int acceptMode, int fileMode, const QStringList &nameFilters, const QString &defaultFileName)
{
if(m_dialog) {
m_dialog->deleteLater();
}
m_dialog = new QFileDialog();
connect(m_dialog, &QFileDialog::accepted, this, &SystemFileDialog::onFileDialogAccepted);
connect(m_dialog, &QFileDialog::finished, this, &SystemFileDialog::onFileDialogFinished);
connect(this, &SystemFileDialog::finished, this, [=]() {
disconnect();
});
m_dialog->setFileMode(static_cast<QFileDialog::FileMode>(fileMode));
m_dialog->setAcceptMode(static_cast<QFileDialog::AcceptMode>(acceptMode));
m_dialog->setDirectoryUrl(standardLocationPath(openLocation));
#ifndef Q_OS_WINDOWS
// This code crashes on Windows for some reason
m_dialog->setOption(QFileDialog::ShowDirsOnly, fileMode == QFileDialog::Directory);
#endif
if(!defaultFileName.isEmpty()) {
m_dialog->selectFile(defaultFileName);
}
if(!nameFilters.isEmpty()) {
m_dialog->setNameFilters(nameFilters);
}
m_dialog->exec();
}
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