bundles/org.simantics.annotation.ui/src/org/simantics/annotation/ui/wizard/AnnotationTypeImportPage.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.annotation.ui.wizard;\r
  13 \r
  14 import java.io.File;\r
  15 import java.util.Collections;\r
  16 import java.util.List;\r
  17 \r
  18 import org.eclipse.jface.layout.GridDataFactory;\r
  19 import org.eclipse.jface.wizard.WizardPage;\r
  20 import org.eclipse.swt.SWT;\r
  21 import org.eclipse.swt.custom.CCombo;\r
  22 import org.eclipse.swt.events.ModifyEvent;\r
  23 import org.eclipse.swt.events.ModifyListener;\r
  24 import org.eclipse.swt.events.SelectionAdapter;\r
  25 import org.eclipse.swt.events.SelectionEvent;\r
  26 import org.eclipse.swt.layout.GridData;\r
  27 import org.eclipse.swt.layout.GridLayout;\r
  28 import org.eclipse.swt.widgets.Button;\r
  29 import org.eclipse.swt.widgets.Composite;\r
  30 import org.eclipse.swt.widgets.FileDialog;\r
  31 import org.eclipse.swt.widgets.Label;\r
  32 import org.eclipse.swt.widgets.Text;\r
  33 import org.simantics.Simantics;\r
  34 import org.simantics.db.ReadGraph;\r
  35 import org.simantics.db.Resource;\r
  36 import org.simantics.db.common.NamedResource;\r
  37 import org.simantics.db.common.request.ObjectsWithType;\r
  38 import org.simantics.db.common.utils.NameUtils;\r
  39 import org.simantics.db.exception.DatabaseException;\r
  40 import org.simantics.db.layer0.SelectionHints;\r
  41 import org.simantics.db.layer0.request.PossibleModel;\r
  42 import org.simantics.db.request.Read;\r
  43 import org.simantics.layer0.Layer0;\r
  44 import org.simantics.modeling.ModelingResources;\r
  45 import org.simantics.utils.ui.ErrorLogger;\r
  46 import org.simantics.utils.ui.ISelectionUtils;\r
  47 \r
  48 /**\r
  49  * @author Tuukka Lehtonen\r
  50  */\r
  51 public class AnnotationTypeImportPage extends WizardPage {\r
  52 \r
  53     /**\r
  54      * If non-null, the wizard cannot continue. This message tells why.\r
  55      */\r
  56     String              failure;\r
  57 \r
  58     ImportPlan          importModel;\r
  59     Text                importTarget;\r
  60     CCombo              importLocation;\r
  61 \r
  62     List<NamedResource> models = Collections.emptyList();\r
  63     Button              overwrite;\r
  64 \r
  65     protected AnnotationTypeImportPage(ImportPlan model) {\r
  66         super("Import Annotation Type", "Define Import Location", null);\r
  67         this.importModel = model;\r
  68     }\r
  69 \r
  70     @Override\r
  71     public void createControl(Composite parent) {\r
  72         Composite container = new Composite(parent, SWT.NONE);\r
  73         {\r
  74             GridLayout layout = new GridLayout();\r
  75             layout.horizontalSpacing = 20;\r
  76             layout.verticalSpacing = 10;\r
  77             layout.numColumns = 3;\r
  78             container.setLayout(layout);\r
  79         }\r
  80 \r
  81         new Label(container, SWT.NONE).setText("Import target:");\r
  82         importTarget = new Text(container, SWT.BORDER);\r
  83         {\r
  84             importTarget.setEditable(false);\r
  85             importTarget.setText("");\r
  86             importTarget.setToolTipText("Shows the target of the import.");\r
  87             GridDataFactory.fillDefaults().grab(true, false).span(2, 1).applyTo(importTarget);\r
  88         }\r
  89 \r
  90         new Label(container, SWT.NONE).setText("&Annotation type file:");\r
  91         importLocation = new CCombo(container, SWT.BORDER);\r
  92         {\r
  93             importLocation.setText("");\r
  94             GridDataFactory.fillDefaults().grab(true, false).span(1, 1).applyTo(importLocation);\r
  95             importLocation.addModifyListener(new ModifyListener(){\r
  96                 @Override\r
  97                 public void modifyText(ModifyEvent e) {\r
  98                     validatePage();\r
  99                 }\r
 100             });\r
 101         }\r
 102         Button browseFileButton = new Button(container, SWT.PUSH);\r
 103         {\r
 104             browseFileButton.setText("Br&owse...");\r
 105             browseFileButton.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false));\r
 106             browseFileButton.addSelectionListener(new SelectionAdapter() {\r
 107                 @Override\r
 108                 public void widgetSelected(SelectionEvent e) {\r
 109                     FileDialog dialog = new FileDialog(getShell(), SWT.OPEN);\r
 110                     dialog.setText("Choose Annotation Type to Import");\r
 111                     String loc = importLocation.getText();\r
 112                     dialog.setFilterPath(loc);\r
 113                     dialog.setFilterExtensions(new String[] { "*.annotationType" });\r
 114                     dialog.setFilterNames(new String[] { "Annotation Type (*.annotationType)" });\r
 115                     String file = dialog.open();\r
 116                     if (file == null)\r
 117                         return;\r
 118                     importLocation.setText(file);\r
 119                     validatePage();\r
 120                 }\r
 121             });\r
 122         }\r
 123 \r
 124         try {\r
 125             initializeData();\r
 126         } catch (DatabaseException e) {\r
 127             ErrorLogger.defaultLogError(e);\r
 128         }\r
 129 \r
 130         setControl(container);\r
 131         validatePage();\r
 132     }\r
 133 \r
 134     private void initializeData() throws DatabaseException {\r
 135         NamedResource target = importModel.sessionContext.getSession().syncRequest(new Read<NamedResource>() {\r
 136             @Override\r
 137             public NamedResource perform(ReadGraph graph) throws DatabaseException {\r
 138                 Layer0 L0 = Layer0.getInstance(graph);\r
 139                 ModelingResources MOD = ModelingResources.getInstance(graph);\r
 140 \r
 141                 for (Resource r : ISelectionUtils.getPossibleKeys(importModel.selection, SelectionHints.KEY_MAIN, Resource.class)) {\r
 142                         return toNamedResource(graph, r);\r
 143                 }\r
 144                 for (Resource r : graph.sync(new ObjectsWithType(Simantics.getProjectResource(), L0.ConsistsOf, MOD.StructuralModel))) {\r
 145                         return toNamedResource(graph, r);\r
 146                 }\r
 147                 return null;\r
 148             }\r
 149 \r
 150             private NamedResource toNamedResource(ReadGraph graph, Resource lib) throws DatabaseException {\r
 151                 Resource model = graph.sync(new PossibleModel(lib));\r
 152                 if (model == null)\r
 153                     return new NamedResource(NameUtils.getSafeName(graph, lib), lib);\r
 154                 return new NamedResource(NameUtils.getSafeName(graph, model) + ": " + NameUtils.getSafeName(graph, lib), lib);\r
 155             }\r
 156         });\r
 157 \r
 158         if (target == null) {\r
 159             failure = "No models found in the database.";\r
 160             return;\r
 161         }\r
 162 \r
 163         importTarget.setText(target.getName());\r
 164         importModel.selection = target.getResource();\r
 165 \r
 166         for (String path : importModel.recentLocations) {\r
 167             importLocation.add(path);\r
 168         }\r
 169         if (importLocation.getItemCount() > 0)\r
 170             importLocation.select(0);\r
 171     }\r
 172 \r
 173     void validatePage() {\r
 174         if (failure != null) {\r
 175             setErrorMessage(failure);\r
 176             setPageComplete(false);\r
 177             return;\r
 178         }\r
 179         String importLoc = importLocation.getText();\r
 180         if (importLoc.isEmpty()) {\r
 181             setMessage("Select file to import.");\r
 182             setErrorMessage(null);\r
 183             setPageComplete(false);\r
 184             return;\r
 185         }\r
 186         File file = new File(importLoc);\r
 187         if (!file.exists() || !file.isFile()) {\r
 188             setErrorMessage("Selected file is invalid.");\r
 189             setPageComplete(false);\r
 190             return;\r
 191         }\r
 192         importModel.importLocation = file;\r
 193 \r
 194         setErrorMessage(null);\r
 195         setMessage("Import " + file.getName() + "");\r
 196         setPageComplete(true);\r
 197     }\r
 198 \r
 199 }\r