bundles/org.simantics.modeling.template2d.ui/src/org/simantics/modeling/template2d/ui/wizard/DrawingTemplateExportPage.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.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.simantics.databoard.Bindings;\r
  33 import org.simantics.db.Resource;\r
  34 import org.simantics.db.common.NamedResource;\r
  35 import org.simantics.db.common.primitiverequest.RelatedValue;\r
  36 import org.simantics.db.exception.DatabaseException;\r
  37 import org.simantics.db.layer0.SelectionHints;\r
  38 import org.simantics.layer0.Layer0;\r
  39 import org.simantics.utils.ui.ISelectionUtils;\r
  40 \r
  41 /**\r
  42  * @author Tuukka Lehtonen\r
  43  * @author Teemu Mätäsniemi\r
  44  */\r
  45 public class DrawingTemplateExportPage extends WizardPage {\r
  46 \r
  47     ExportPlan          exportModel;\r
  48     CCombo              model;\r
  49     CCombo              exportLocation;\r
  50 \r
  51     List<NamedResource> models = Collections.emptyList();\r
  52     private Button      overwrite;\r
  53 \r
  54     protected DrawingTemplateExportPage(ExportPlan model) {\r
  55         super("Export Diagram Template", "Define Export Location", null);\r
  56         this.exportModel = model;\r
  57     }\r
  58 \r
  59     @Override\r
  60     public void createControl(Composite parent) {\r
  61         Composite container = new Composite(parent, SWT.NONE);\r
  62         {\r
  63             GridLayout layout = new GridLayout();\r
  64             layout.horizontalSpacing = 20;\r
  65             layout.verticalSpacing = 10;\r
  66             layout.numColumns = 3;\r
  67             container.setLayout(layout);\r
  68         }\r
  69 \r
  70         new Label(container, SWT.NONE).setText("&Exported template:");\r
  71         model = new CCombo(container, SWT.BORDER);\r
  72         {\r
  73             model.setEditable(false);\r
  74             model.setText("");\r
  75             model.setToolTipText("Selects the diagram template to export a state from.");\r
  76             GridDataFactory.fillDefaults().grab(true, false).span(2, 1).applyTo(model);\r
  77             model.addModifyListener(new ModifyListener(){\r
  78                 @Override\r
  79                 public void modifyText(ModifyEvent e) {\r
  80                     validatePage();\r
  81                 }\r
  82             });\r
  83         }\r
  84 \r
  85         new Label(container, SWT.NONE).setText("&Target file:");\r
  86         exportLocation = new CCombo(container, SWT.BORDER);\r
  87         {\r
  88             exportLocation.setText("");\r
  89             GridDataFactory.fillDefaults().grab(true, false).span(1, 1).applyTo(exportLocation);\r
  90             exportLocation.addModifyListener(new ModifyListener(){\r
  91                 @Override\r
  92                 public void modifyText(ModifyEvent e) {\r
  93                     validatePage();\r
  94                 }\r
  95             });\r
  96         }\r
  97         Button browseFileButton = new Button(container, SWT.PUSH);\r
  98         {\r
  99             browseFileButton.setText("Browse...");\r
 100             browseFileButton.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false));\r
 101             browseFileButton.addSelectionListener(new SelectionAdapter() {\r
 102                 @Override\r
 103                 public void widgetSelected(SelectionEvent e) {\r
 104                     FileDialog dialog = new FileDialog(getShell(), SWT.SAVE);\r
 105                     dialog.setText("Choose Export Target File");\r
 106                     String loc = exportLocation.getText();\r
 107                     dialog.setFilterPath(loc);\r
 108                     dialog.setFilterExtensions(new String[] { "*.diagramTemplate" });\r
 109                     dialog.setFilterNames(new String[] { "Diagram Template (*.diagramTemplate)" });\r
 110                     dialog.setOverwrite(false);\r
 111                     String file = dialog.open();\r
 112                     if (file == null)\r
 113                         return;\r
 114                     exportLocation.setText(file);\r
 115                     validatePage();\r
 116                 }\r
 117             });\r
 118         }\r
 119 \r
 120         Label horizRule = new Label(container, SWT.BORDER);\r
 121         GridDataFactory.fillDefaults().hint(SWT.DEFAULT, 0).grab(true, false).span(3, 1).applyTo(horizRule);\r
 122 \r
 123         overwrite = new Button(container, SWT.CHECK);\r
 124         overwrite.setText("&Overwrite existing files without warning");\r
 125         overwrite.setSelection(exportModel.overwrite);\r
 126         GridDataFactory.fillDefaults().grab(true, false).span(3, 1).applyTo(overwrite);\r
 127         overwrite.addSelectionListener(new SelectionAdapter() {\r
 128             @Override\r
 129             public void widgetSelected(SelectionEvent e) {\r
 130                 validatePage();\r
 131             }\r
 132         });\r
 133 \r
 134         try {\r
 135             initializeData();\r
 136         } catch (DatabaseException e) {\r
 137             e.printStackTrace();\r
 138         }\r
 139 \r
 140         setControl(container);\r
 141         validatePage();\r
 142     }\r
 143 \r
 144     private void initializeData() throws DatabaseException {\r
 145         List<Resource> drawingTemplates = ISelectionUtils.getPossibleKeys(exportModel.selection, SelectionHints.KEY_MAIN, Resource.class);\r
 146         // FIXME: YUCK! Do not do this.\r
 147         if(drawingTemplates.size() != 1) throw new RuntimeException();\r
 148 \r
 149         Layer0 L0 = Layer0.getInstance(exportModel.sessionContext.getSession());\r
 150         String name = exportModel.sessionContext.getSession().sync(new RelatedValue<String>(drawingTemplates.get(0), L0.HasName, Bindings.STRING));\r
 151 \r
 152         // Load all states in the selected model\r
 153         exportModel.model = new NamedResource(name, drawingTemplates.get(0));\r
 154         models = Collections.singletonList(exportModel.model);\r
 155 \r
 156         // Populate combo boxes\r
 157         int i = 0;\r
 158         for (NamedResource m : models) {\r
 159             model.add(m.getName());\r
 160             model.setData(String.valueOf(i), m);\r
 161             if (m.equals(exportModel.model))\r
 162                 model.select(i);\r
 163             ++i;\r
 164         }\r
 165 \r
 166         for (String path : exportModel.recentLocations) {\r
 167             exportLocation.add(path);\r
 168         }\r
 169         if (exportLocation.getItemCount() > 0)\r
 170             exportLocation.select(0);\r
 171     }\r
 172 \r
 173     void validatePage() {\r
 174         if (exportModel.model == null) {\r
 175             setMessage("Select model to export from.");\r
 176             setErrorMessage(null);\r
 177             setPageComplete(false);\r
 178             return;\r
 179         }\r
 180 \r
 181         String exportLoc = exportLocation.getText();\r
 182         if (exportLoc.isEmpty()) {\r
 183             setMessage("Select target file.");\r
 184             setErrorMessage(null);\r
 185             setPageComplete(false);\r
 186             return;\r
 187         }\r
 188         if (!exportLoc.endsWith(".diagramTemplate"))\r
 189             exportLoc += exportLoc.endsWith(".") ? "diagramTemplate" : ".diagramTemplate";\r
 190         File file = new File(exportLoc);\r
 191         if (file.isDirectory()) {\r
 192             setErrorMessage("The target is a directory.");\r
 193             setPageComplete(false);\r
 194             return;\r
 195         }\r
 196         File parent = file.getParentFile();\r
 197         if (parent == null || !parent.isDirectory()) {\r
 198             setErrorMessage("The target directory does not exist.");\r
 199             setPageComplete(false);\r
 200             return;\r
 201         }\r
 202         exportModel.exportLocation = file;\r
 203         exportModel.overwrite = overwrite.getSelection();\r
 204 \r
 205         setErrorMessage(null);\r
 206         setMessage("Export diagram template to " + exportLoc + ".");\r
 207         setPageComplete(true);\r
 208     }\r
 209 \r
 210 }\r