+void MainWindow::import_file(shared_ptr<InputFormat> format)
+{
+ assert(format);
+
+ QSettings settings;
+ const QString dir = settings.value(SettingOpenDirectory).toString();
+
+ // Construct the filter
+ const vector<string> exts = format->extensions();
+ const QString filter = exts.empty() ? "" :
+ tr("%1 files (*.%2)").arg(
+ QString::fromStdString(format->description())).arg(
+ QString::fromStdString(join(exts, ", *.")));
+
+ // Show the file dialog
+ const QString file_name = QFileDialog::getOpenFileName(
+ this, tr("Import File"), dir, tr(
+ "%1 files (*.*);;All Files (*.*)").arg(
+ QString::fromStdString(format->description())));
+
+ if (!file_name.isEmpty()) {
+ load_file(file_name, format);
+
+ const QString abs_path = QFileInfo(file_name).absolutePath();
+ settings.setValue(SettingOpenDirectory, abs_path);
+ }
+}
+