1 /*******************************************************************************
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2 * Copyright (c) 2012 Association for Decentralized Information Management in
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.modeling.template2d.ui.wizard;
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14 import java.io.File;
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15 import java.io.IOException;
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16 import java.lang.reflect.InvocationTargetException;
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17 import java.util.Deque;
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19 import org.eclipse.core.runtime.preferences.InstanceScope;
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20 import org.eclipse.jface.dialogs.MessageDialog;
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21 import org.eclipse.jface.preference.IPersistentPreferenceStore;
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22 import org.eclipse.jface.preference.IPreferenceStore;
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23 import org.eclipse.jface.viewers.IStructuredSelection;
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24 import org.eclipse.jface.wizard.Wizard;
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25 import org.eclipse.jface.wizard.WizardPage;
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26 import org.eclipse.ui.IExportWizard;
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27 import org.eclipse.ui.IWorkbench;
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28 import org.eclipse.ui.preferences.ScopedPreferenceStore;
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29 import org.simantics.db.management.ISessionContext;
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30 import org.simantics.modeling.template2d.ui.Activator;
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31 import org.simantics.modeling.ui.utils.NoProjectPage;
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32 import org.simantics.project.IProject;
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33 import org.simantics.project.ProjectKeys;
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34 import org.simantics.ui.SimanticsUI;
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35 import org.simantics.utils.ui.ErrorLogger;
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36 import org.simantics.utils.ui.ExceptionUtils;
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39 * @author Tuukka Lehtonen
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40 * @author Teemu Mätäsniemi
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42 public class DrawingTemplateExportWizard extends Wizard implements IExportWizard {
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44 private static final int MAX_RECENT_EXPORT_PATHS = 10;
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46 Deque<String> recentExportPaths;
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49 ExportPlan exportModel;
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51 private boolean readPreferences() {
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52 IPreferenceStore store = new ScopedPreferenceStore(InstanceScope.INSTANCE, Activator.PLUGIN_ID);
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54 String recentPathsPref = store.getString(Preferences.RECENT_DRAWING_TEMPLATE_EXPORT_LOCATIONS);
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55 recentExportPaths = Preferences.decodePaths(recentPathsPref);
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56 overwrite = store.getBoolean(Preferences.DRAWING_TEMPLATE_EXPORT_OVERWRITE);
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61 private void writePreferences() throws IOException {
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62 IPersistentPreferenceStore store = new ScopedPreferenceStore(InstanceScope.INSTANCE, Activator.PLUGIN_ID);
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64 store.putValue(Preferences.RECENT_DRAWING_TEMPLATE_EXPORT_LOCATIONS, Preferences.encodePaths(recentExportPaths));
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65 store.setValue(Preferences.DRAWING_TEMPLATE_EXPORT_OVERWRITE, exportModel.overwrite);
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67 if (store.needsSaving())
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71 public DrawingTemplateExportWizard() {
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72 setWindowTitle("Export Diagram Template");
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73 setNeedsProgressMonitor(true);
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77 public void init(IWorkbench workbench, IStructuredSelection selection) {
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80 ISessionContext ctx = SimanticsUI.getSessionContext();
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83 IProject project = ctx.getHint(ProjectKeys.KEY_PROJECT);
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84 if (project == null)
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87 exportModel = new ExportPlan(ctx, recentExportPaths);
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88 exportModel.project = project;
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89 exportModel.selection = selection;
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90 exportModel.overwrite = overwrite;
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94 public void addPages() {
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96 if (exportModel != null) {
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97 addPage(new DrawingTemplateExportPage(exportModel));
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99 addPage(new NoProjectPage("Export Diagram Template"));
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104 public boolean performFinish() {
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106 recentExportPaths.addFirst(exportModel.exportLocation.getAbsolutePath());
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107 Preferences.removeDuplicates(recentExportPaths);
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108 if (recentExportPaths.size() > MAX_RECENT_EXPORT_PATHS)
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109 recentExportPaths.pollLast();
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111 writePreferences();
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112 } catch (IOException e) {
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113 ErrorLogger.defaultLogError("Failed to write preferences", e);
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116 final File output = exportModel.exportLocation;
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117 if (output.exists()) {
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118 if (!exportModel.overwrite) {
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119 boolean ok = MessageDialog.openConfirm(getShell(), "Overwrite", "A file by the name " + output.getAbsolutePath() + " already exists.\n\nDo you want to overwrite?");
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124 if (!output.delete()) {
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125 MessageDialog.openError(getShell(), "Delete Problem", "Could not overwrite previously existing file " + output);
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131 getContainer().run(true, true, new DrawingTemplateExporter(exportModel));
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132 } catch (InvocationTargetException e) {
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133 Throwable t = e.getTargetException();
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134 WizardPage cp = (WizardPage) getContainer().getCurrentPage();
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135 if (t instanceof IOException) {
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136 ErrorLogger.defaultLogError("An I/O problem occurred while exporting diagram template. See exception for details.", t);
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137 cp.setErrorMessage("An I/O problem occurred while exporting diagram template.\n\nMessage: " + e.getMessage());
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139 ErrorLogger.defaultLogError("Unexpected exception while exporting diagram template. See exception for details.", t);
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140 cp.setErrorMessage("Unexpected exception while exporting diagram template. See error log for details.\n\nMessage: " + e.getMessage());
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143 } catch (InterruptedException e) {
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144 ExceptionUtils.logAndShowError(e);
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