bundles/org.simantics.modeling.template2d.ui/src/org/simantics/modeling/template2d/ui/wizard/DrawingTemplateImportWizard.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2012 Association for Decentralized Information Management in\r
   3  * Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.modeling.template2d.ui.wizard;\r
  13 \r
  14 import java.io.IOException;\r
  15 import java.lang.reflect.InvocationTargetException;\r
  16 import java.util.Deque;\r
  17 \r
  18 import org.eclipse.core.runtime.IProgressMonitor;\r
  19 import org.eclipse.core.runtime.preferences.InstanceScope;\r
  20 import org.eclipse.jface.operation.IRunnableWithProgress;\r
  21 import org.eclipse.jface.preference.IPersistentPreferenceStore;\r
  22 import org.eclipse.jface.preference.IPreferenceStore;\r
  23 import org.eclipse.jface.viewers.IStructuredSelection;\r
  24 import org.eclipse.jface.wizard.Wizard;\r
  25 import org.eclipse.jface.wizard.WizardPage;\r
  26 import org.eclipse.ui.IImportWizard;\r
  27 import org.eclipse.ui.IWorkbench;\r
  28 import org.eclipse.ui.preferences.ScopedPreferenceStore;\r
  29 import org.simantics.db.Resource;\r
  30 import org.simantics.db.management.ISessionContext;\r
  31 import org.simantics.modeling.template2d.DiagramTemplates;\r
  32 import org.simantics.modeling.template2d.ui.Activator;\r
  33 import org.simantics.modeling.ui.utils.NoProjectPage;\r
  34 import org.simantics.project.IProject;\r
  35 import org.simantics.project.ProjectKeys;\r
  36 import org.simantics.ui.SimanticsUI;\r
  37 import org.simantics.ui.utils.ResourceAdaptionUtils;\r
  38 import org.simantics.utils.ui.ErrorLogger;\r
  39 import org.simantics.utils.ui.ExceptionUtils;\r
  40 \r
  41 /**\r
  42  * @author Tuukka Lehtonen\r
  43  */\r
  44 public class DrawingTemplateImportWizard extends Wizard implements IImportWizard {\r
  45 \r
  46     private static final int MAX_RECENT_IMPORT_PATHS = 10;\r
  47 \r
  48     ImportPlan        importModel;\r
  49 \r
  50     private boolean readPreferences(IStructuredSelection selection) {\r
  51         IPreferenceStore store = new ScopedPreferenceStore(InstanceScope.INSTANCE, Activator.PLUGIN_ID);\r
  52 \r
  53         String recentPathsPref = store.getString(Preferences.RECENT_DRAWING_TEMPLATE_IMPORT_LOCATIONS);\r
  54         Deque<String> recentImportPaths = Preferences.decodePaths(recentPathsPref);\r
  55 \r
  56         ISessionContext ctx = SimanticsUI.getSessionContext();\r
  57         if (ctx == null)\r
  58             return false;\r
  59         IProject project = ctx.getHint(ProjectKeys.KEY_PROJECT);\r
  60         if (project == null)\r
  61             return false;\r
  62 \r
  63         importModel = new ImportPlan(ctx, recentImportPaths);\r
  64         importModel.project = project;\r
  65         importModel.selection = selection.getFirstElement();\r
  66 \r
  67         return true;\r
  68     }\r
  69 \r
  70     private void writePreferences() throws IOException {\r
  71         IPersistentPreferenceStore store = new ScopedPreferenceStore(InstanceScope.INSTANCE, Activator.PLUGIN_ID);\r
  72 \r
  73         store.putValue(Preferences.RECENT_DRAWING_TEMPLATE_IMPORT_LOCATIONS, Preferences.encodePaths(importModel.recentLocations));\r
  74 \r
  75         if (store.needsSaving())\r
  76             store.save();\r
  77     }\r
  78 \r
  79     public DrawingTemplateImportWizard() {\r
  80         setWindowTitle("Import Diagram Template");\r
  81         setNeedsProgressMonitor(true);\r
  82     }\r
  83 \r
  84     @Override\r
  85     public void init(IWorkbench workbench, IStructuredSelection selection) {\r
  86         readPreferences(selection);\r
  87     }\r
  88 \r
  89     @Override\r
  90     public void addPages() {\r
  91         super.addPages();\r
  92         if (importModel != null) {\r
  93             addPage(new DrawingTemplateImportPage(importModel));\r
  94         } else {\r
  95             addPage(new NoProjectPage("Import Diagram Template"));\r
  96         }\r
  97     }\r
  98 \r
  99     @Override\r
 100     public boolean performFinish() {\r
 101         try {\r
 102                 importModel.recentLocations.addFirst(importModel.importLocation.getAbsolutePath());\r
 103             Preferences.removeDuplicates(importModel.recentLocations);\r
 104             if (importModel.recentLocations.size() > MAX_RECENT_IMPORT_PATHS)\r
 105                 importModel.recentLocations.pollLast();\r
 106 \r
 107             writePreferences();\r
 108         } catch (IOException e) {\r
 109             ErrorLogger.defaultLogError("Failed to write preferences", e);\r
 110         }\r
 111 \r
 112         try {\r
 113             getContainer().run(true, true, new IRunnableWithProgress() {\r
 114                 @Override\r
 115                 public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {\r
 116                     try {\r
 117                         Resource target = ResourceAdaptionUtils.toSingleResource(importModel.selection);\r
 118                         DiagramTemplates.importTemplate(monitor, importModel.sessionContext.getSession(), importModel.importLocation, target);\r
 119                     } catch (Exception e) {\r
 120                         throw new InvocationTargetException(e);\r
 121                     }\r
 122                 }\r
 123             });\r
 124         } catch (InvocationTargetException e) {\r
 125             Throwable t = e.getTargetException();\r
 126             WizardPage cp = (WizardPage) getContainer().getCurrentPage();\r
 127             if (t instanceof IOException) {\r
 128                 cp.setErrorMessage("An I/O problem occurred while importing a diagram template.\n\nMessage: " + e.getMessage());\r
 129             }\r
 130             ErrorLogger.defaultLogError(t);\r
 131             return false;\r
 132         } catch (InterruptedException e) {\r
 133             ExceptionUtils.logAndShowError(e);\r
 134             return false;\r
 135         }\r
 136 \r
 137         return true;\r
 138     }\r
 139 \r
 140 }\r