2 package org.simantics.fileimport.ui;
4 import java.nio.file.Paths;
6 import java.util.Optional;
8 import javax.inject.Named;
10 import org.eclipse.e4.core.di.annotations.CanExecute;
11 import org.eclipse.e4.core.di.annotations.Execute;
12 import org.eclipse.e4.ui.services.IServiceConstants;
13 import org.eclipse.swt.SWT;
14 import org.eclipse.swt.widgets.FileDialog;
15 import org.eclipse.swt.widgets.Shell;
16 import org.simantics.fileimport.FileImportService;
18 public class ImportFileHandler {
21 public boolean canExecute() {
22 return !FileImportService.supportedExtensionsWithFilters().isEmpty();
26 public void execute(@Named(IServiceConstants.ACTIVE_SHELL) Shell shell) {
28 Map<String, String> extensions = FileImportService.supportedExtensionsWithFilters();
29 String[] filterExtensions = (String[]) extensions.keySet().toArray(new String[extensions.keySet().size()]);
30 String[] filterNames = (String[]) extensions.values().toArray(new String[extensions.values().size()]);
33 for (int i = 0; i < filterExtensions.length; i++) {
34 String extension = filterExtensions[i];
35 if (!extension.startsWith("*.")) {
36 System.err.println("Invalid extension filter provied: " + extension);
40 FileDialog dialog = new FileDialog(shell, SWT.OPEN);
41 dialog.setText("Choose File");
42 dialog.setFilterExtensions(filterExtensions);
43 dialog.setFilterNames(filterNames);
44 final String fileName = dialog.open();
47 FileImportService.performFileImport(Paths.get(fileName), Optional.empty());