bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/sharedontology/wizard/ModelExportPage.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012 Association for Decentralized Information Management in
   3  * Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.modeling.ui.sharedontology.wizard;
  13
  14 import java.io.File;
  15 import java.util.ArrayList;
  16 import java.util.Collections;
  17 import java.util.Comparator;
  18 import java.util.List;
  19
  20 import org.eclipse.jface.layout.GridDataFactory;
  21 import org.eclipse.jface.layout.GridLayoutFactory;
  22 import org.eclipse.jface.wizard.WizardPage;
  23 import org.eclipse.swt.SWT;
  24 import org.eclipse.swt.custom.CCombo;
  25 import org.eclipse.swt.events.ModifyEvent;
  26 import org.eclipse.swt.events.ModifyListener;
  27 import org.eclipse.swt.events.SelectionAdapter;
  28 import org.eclipse.swt.events.SelectionEvent;
  29 import org.eclipse.swt.layout.GridData;
  30 import org.eclipse.swt.layout.GridLayout;
  31 import org.eclipse.swt.widgets.Button;
  32 import org.eclipse.swt.widgets.Composite;
  33 import org.eclipse.swt.widgets.FileDialog;
  34 import org.eclipse.swt.widgets.Label;
  35 import org.simantics.databoard.Bindings;
  36 import org.simantics.db.ReadGraph;
  37 import org.simantics.db.Resource;
  38 import org.simantics.db.common.request.UniqueRead;
  39 import org.simantics.db.exception.DatabaseException;
  40 import org.simantics.db.layer0.SelectionHints;
  41 import org.simantics.db.layer0.util.DraftStatusBean;
  42 import org.simantics.layer0.Layer0;
  43 import org.simantics.modeling.ModelingUtils;
  44 import org.simantics.modeling.ModelingUtils.LibraryInfo;
  45 import org.simantics.utils.strings.AlphanumComparator;
  46 import org.simantics.utils.ui.ISelectionUtils;
  47
  48 /**
  49  * @author Antti Villberg
  50  */
  51 public class ModelExportPage extends WizardPage {
  52
  53     ExportPlan          exportModel;
  54     Composite           draft;
  55     CCombo              model;
  56     CCombo              exportLocation;
  57
  58     List<LibraryInfo> models = Collections.emptyList();
  59     private Button      overwrite;
  60
  61     protected ModelExportPage(ExportPlan model) {
  62         super("Export Model", "Define Export Location", null);
  63         this.exportModel = model;
  64     }
  65
  66     @Override
  67     public void createControl(Composite parent) {
  68         Composite container = new Composite(parent, SWT.NONE);
  69         {
  70             GridLayout layout = new GridLayout();
  71             layout.horizontalSpacing = 20;
  72             layout.verticalSpacing = 10;
  73             layout.numColumns = 3;
  74             container.setLayout(layout);
  75         }
  76
  77         draft = new Composite(container, SWT.NONE);
  78         GridDataFactory.fillDefaults().grab(true, false).span(3, 1).applyTo(draft);
  79         draft.setBackground(draft.getDisplay().getSystemColor(SWT.COLOR_RED));
  80         GridLayoutFactory.swtDefaults().spacing(5, 5).applyTo(draft);
  81
  82         Composite draft2 = new Composite(draft, SWT.NONE);
  83         GridLayoutFactory.swtDefaults().applyTo(draft2);
  84         GridDataFactory.fillDefaults().grab(true, false).span(1, 1).applyTo(draft2);
  85         Label draftText = new Label(draft2, SWT.WRAP);
  86         draftText.setText("Some dependencies of the selected model are not published. The model can only be saved with draft status.");
  87
  88         new Label(container, SWT.NONE).setText("Exported &model:");
  89         model = new CCombo(container, SWT.BORDER);
  90         {
  91             model.setEditable(false);
  92             model.setText("");
  93             model.setToolTipText("Selects the model to export.");
  94             GridDataFactory.fillDefaults().grab(true, false).span(2, 1).applyTo(model);
  95             model.addSelectionListener(new SelectionAdapter() {
  96                 @Override
  97                 public void widgetSelected(SelectionEvent e) {
  98                     int selected = model.getSelectionIndex();
  99                     if (selected != -1) {
 100                         exportModel.model = (LibraryInfo) model.getData(String.valueOf(selected));
 101                         validatePage();
 102                     }
 103                 }
 104             });
 105         }
 106
 107         new Label(container, SWT.NONE).setText("&Target file:");
 108         exportLocation = new CCombo(container, SWT.BORDER);
 109         {
 110             exportLocation.setText("");
 111             GridDataFactory.fillDefaults().grab(true, false).span(1, 1).applyTo(exportLocation);
 112             exportLocation.addModifyListener(new ModifyListener(){
 113                 @Override
 114                 public void modifyText(ModifyEvent e) {
 115                     validatePage();
 116                 }
 117             });
 118         }
 119         Button browseFileButton = new Button(container, SWT.PUSH);
 120         {
 121             browseFileButton.setText("Browse...");
 122             browseFileButton.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false));
 123             browseFileButton.addSelectionListener(new SelectionAdapter() {
 124                 @Override
 125                 public void widgetSelected(SelectionEvent e) {
 126                     FileDialog dialog = new FileDialog(getShell(), SWT.SAVE);
 127                     dialog.setText("Choose Export Target File");
 128                     String loc = exportLocation.getText();
 129                     dialog.setFilterPath(loc);
 130                     dialog.setFilterExtensions(new String[] { "*.tg" });
 131                     dialog.setFilterNames(new String[] { "Model (*.tg)" });
 132                     dialog.setOverwrite(false);
 133                     String file = dialog.open();
 134                     if (file == null)
 135                         return;
 136                     exportLocation.setText(file);
 137                     validatePage();
 138                 }
 139             });
 140         }
 141
 142         Label horizRule = new Label(container, SWT.BORDER);
 143         GridDataFactory.fillDefaults().hint(SWT.DEFAULT, 0).grab(true, false).span(3, 1).applyTo(horizRule);
 144
 145         overwrite = new Button(container, SWT.CHECK);
 146         overwrite.setText("&Overwrite existing files without warning");
 147         overwrite.setSelection(exportModel.overwrite);
 148         GridDataFactory.fillDefaults().grab(true, false).span(3, 1).applyTo(overwrite);
 149         overwrite.addSelectionListener(new SelectionAdapter() {
 150             @Override
 151             public void widgetSelected(SelectionEvent e) {
 152                 validatePage();
 153             }
 154         });
 155
 156         try {
 157             initializeData();
 158         } catch (DatabaseException e) {
 159             e.printStackTrace();
 160         }
 161
 162         setControl(container);
 163         validatePage();
 164     }
 165
 166     private void initializeData() throws DatabaseException {
 167
 168         List<Resource> selected = ISelectionUtils.getPossibleKeys(exportModel.selection, SelectionHints.KEY_MAIN, Resource.class);
 169
 170         models = exportModel.sessionContext.getSession().syncRequest(new UniqueRead<List<LibraryInfo>>() {
 171             @Override
 172             public List<LibraryInfo> perform(ReadGraph graph) throws DatabaseException {
 173                 List<LibraryInfo> result = new ArrayList<>();
 174                 Layer0 L0 = Layer0.getInstance(graph);
 175                 for (Resource r : selected) {
 176                     String name = graph.getRelatedValue(r, L0.HasName, Bindings.STRING);
 177                     DraftStatusBean draft = ModelingUtils.getDependencyDraftStatus(graph, r);
 178                     result.add(new LibraryInfo(name, r, draft));
 179                 }
 180                 Collections.sort(result, new Comparator<LibraryInfo>() {
 181                     @Override
 182                     public int compare(LibraryInfo o1, LibraryInfo o2) {
 183                         return AlphanumComparator.CASE_INSENSITIVE_COMPARATOR.compare(o1.library.getName(), o2.library.getName());
 184                     }
 185                 });
 186                 return result;
 187             }
 188         });
 189
 190         if (!models.isEmpty())
 191             exportModel.model = models.get(0);
 192
 193         // Populate combo boxes
 194         int i = 0;
 195         for (LibraryInfo m : models) {
 196             model.add(m.library.getName());
 197             model.setData(String.valueOf(i), m);
 198             if (m.equals(exportModel.model))
 199                 model.select(i);
 200             ++i;
 201         }
 202
 203         for (String path : exportModel.recentLocations) {
 204             exportLocation.add(path);
 205         }
 206         if (exportLocation.getItemCount() > 0)
 207             exportLocation.select(0);
 208     }
 209
 210     void validatePage() {
 211         if (exportModel.model == null) {
 212             setMessage("Select library to export from.");
 213             setErrorMessage(null);
 214             setPageComplete(false);
 215             return;
 216         }
 217
 218         boolean draftVisible = draft.getVisible();
 219         boolean hasDraftDependencies = exportModel.model.draft != null;
 220         if (draftVisible != hasDraftDependencies) {
 221             ((GridData) draft.getLayoutData()).exclude = !hasDraftDependencies;
 222             draft.setVisible(hasDraftDependencies);
 223             draft.getParent().getParent().layout(true, true);
 224         }
 225
 226         String exportLoc = exportLocation.getText();
 227         if (exportLoc.isEmpty()) {
 228             setMessage("Select target file.");
 229             setErrorMessage(null);
 230             setPageComplete(false);
 231             return;
 232         }
 233         File file = new File(exportLoc);
 234         if (file.isDirectory()) {
 235             setErrorMessage("The target is a directory.");
 236             setPageComplete(false);
 237             return;
 238         }
 239         File parent = file.getParentFile();
 240         if (parent == null || !parent.isDirectory()) {
 241             setErrorMessage("The target directory does not exist.");
 242             setPageComplete(false);
 243             return;
 244         }
 245         exportModel.exportLocation = file;
 246         exportModel.overwrite = overwrite.getSelection();
 247
 248         setErrorMessage(null);
 249         setMessage("Export selected model to " + exportModel.exportLocation + ".");
 250         setPageComplete(true);
 251     }
 252
 253 }