gerrit.simantics Code Review - simantics/sysdyn.git/blob

   1 package org.simantics.sysdyn.ui.wizards.functions;\r
   2 \r
   3 import java.io.File;\r
   4 import java.io.IOException;\r
   5 import java.util.ArrayList;\r
   6 \r
   7 import org.eclipse.core.runtime.Path;\r
   8 import org.eclipse.jface.layout.GridDataFactory;\r
   9 import org.eclipse.jface.layout.PixelConverter;\r
  10 import org.eclipse.jface.viewers.ISelection;\r
  11 import org.eclipse.jface.viewers.ISelectionProvider;\r
  12 import org.eclipse.jface.viewers.IStructuredSelection;\r
  13 import org.eclipse.jface.wizard.WizardPage;\r
  14 import org.eclipse.swt.SWT;\r
  15 import org.eclipse.swt.events.ModifyEvent;\r
  16 import org.eclipse.swt.events.ModifyListener;\r
  17 import org.eclipse.swt.events.SelectionAdapter;\r
  18 import org.eclipse.swt.events.SelectionEvent;\r
  19 import org.eclipse.swt.events.SelectionListener;\r
  20 import org.eclipse.swt.layout.GridData;\r
  21 import org.eclipse.swt.layout.GridLayout;\r
  22 import org.eclipse.swt.widgets.Button;\r
  23 import org.eclipse.swt.widgets.Composite;\r
  24 import org.eclipse.swt.widgets.FileDialog;\r
  25 import org.eclipse.swt.widgets.Label;\r
  26 import org.eclipse.swt.widgets.Shell;\r
  27 import org.eclipse.swt.widgets.Text;\r
  28 import org.eclipse.swt.widgets.Tree;\r
  29 import org.simantics.browsing.ui.swt.AdaptableHintContext;\r
  30 import org.simantics.browsing.ui.swt.widgets.GraphExplorerComposite;\r
  31 import org.simantics.databoard.Bindings;\r
  32 import org.simantics.databoard.Files;\r
  33 import org.simantics.databoard.binding.error.RuntimeBindingConstructionException;\r
  34 import org.simantics.db.ReadGraph;\r
  35 import org.simantics.db.Resource;\r
  36 import org.simantics.db.common.primitiverequest.PossibleRelatedValue;\r
  37 import org.simantics.db.common.request.ReadRequest;\r
  38 import org.simantics.db.common.utils.NameUtils;\r
  39 import org.simantics.db.exception.DatabaseException;\r
  40 import org.simantics.db.layer0.util.TransferableGraphRequest2;\r
  41 import org.simantics.db.request.Read;\r
  42 import org.simantics.graph.representation.TransferableGraph1;\r
  43 import org.simantics.layer0.Layer0;\r
  44 import org.simantics.ui.SimanticsUI;\r
  45 import org.simantics.utils.datastructures.ArrayMap;\r
  46 import org.simantics.utils.datastructures.Pair;\r
  47 \r
  48 public class WizardFunctionsExportPage extends WizardPage {\r
  49         \r
  50         // dialog store id constants\r
  51         private Text filePathField;\r
  52         \r
  53         // Keep track of the archive that we browsed to last time\r
  54         // the wizard was invoked.\r
  55         private static String previouslyBrowsedFile = "";\r
  56 \r
  57         private Button browseDirectoriesButton;\r
  58         \r
  59         //private IStructuredSelection currentSelection;\r
  60         \r
  61         GraphExplorerComposite functionLibraryExplorer;\r
  62         \r
  63         private boolean selectionMade = false;\r
  64         \r
  65         /**\r
  66          * Creates a new project creation wizard page.\r
  67          * \r
  68          */\r
  69         public WizardFunctionsExportPage() {\r
  70                 this("wizardFunctionsExportPage", null, null); //$NON-NLS-1$\r
  71         }\r
  72 \r
  73         /**\r
  74          * Create a new instance of the receiver.\r
  75          * \r
  76          * @param pageName\r
  77          */\r
  78         public WizardFunctionsExportPage(String pageName) {\r
  79                 this(pageName,null, null);\r
  80         }\r
  81                         \r
  82         /**\r
  83          * More (many more) parameters.\r
  84          * \r
  85          * @param pageName\r
  86          * @param initialPath\r
  87          * @param currentSelection\r
  88          * @since 3.5\r
  89          */\r
  90         public WizardFunctionsExportPage(String pageName,String initialPath,\r
  91                         IStructuredSelection currentSelection) {\r
  92                 super(pageName);\r
  93                 //this.currentSelection = currentSelection;\r
  94                 setPageComplete(false);\r
  95                 setTitle("Export Function Library");\r
  96                 setDescription("Choose the Function Library and the export location, then press Finish.");\r
  97         }\r
  98         \r
  99         public void createControl(Composite parent) {\r
 100                 \r
 101                 initializeDialogUnits(parent);\r
 102 \r
 103                 Composite workArea = new Composite(parent, SWT.NONE);\r
 104                 setControl(workArea);\r
 105 \r
 106                 workArea.setLayout(new GridLayout());\r
 107                 workArea.setLayoutData(new GridData(GridData.FILL_BOTH\r
 108                                 | GridData.GRAB_HORIZONTAL | GridData.GRAB_VERTICAL));\r
 109 \r
 110                 createProjectsRoot(workArea);\r
 111                 createTree(workArea);\r
 112                 \r
 113         }\r
 114         \r
 115         private void createProjectsRoot(Composite workArea) {\r
 116                 \r
 117                 // set label for field\r
 118                 Label title = new Label(workArea, SWT.NONE);\r
 119                 title.setText("Select the export location for Function Library:");\r
 120                 \r
 121                 Composite projectGroup = new Composite(workArea, SWT.NONE);\r
 122                 GridLayout layout = new GridLayout();\r
 123                 layout.numColumns = 2;\r
 124                 layout.makeColumnsEqualWidth = false;\r
 125                 layout.marginWidth = 0;\r
 126 \r
 127                 projectGroup.setLayout(layout);\r
 128                 projectGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));\r
 129                 \r
 130                 // function library location entry field\r
 131                 this.filePathField = new Text(projectGroup, SWT.BORDER);\r
 132 \r
 133                 GridData directoryPathData = new GridData(SWT.FILL, SWT.NONE, true, false);\r
 134                 directoryPathData.widthHint = new PixelConverter(filePathField).convertWidthInCharsToPixels(25);\r
 135                 filePathField.setLayoutData(directoryPathData);\r
 136                 \r
 137                 filePathField.addModifyListener(new ModifyListener(){\r
 138             @Override\r
 139             public void modifyText(ModifyEvent e) {\r
 140                 previouslyBrowsedFile = filePathField.getText();        \r
 141             }\r
 142                 });\r
 143                 if (previouslyBrowsedFile != null){\r
 144                         filePathField.setText(previouslyBrowsedFile);\r
 145                         validatePage();\r
 146                 }\r
 147                 \r
 148                 // browse button\r
 149                 browseDirectoriesButton = new Button(projectGroup, SWT.PUSH);\r
 150                 browseDirectoriesButton.setText("Browse");\r
 151                 setButtonLayoutData(browseDirectoriesButton);\r
 152                 \r
 153                 browseDirectoriesButton.addSelectionListener(new SelectionAdapter() {\r
 154                         /*\r
 155                          * (non-Javadoc)\r
 156                          * \r
 157                          * @see org.eclipse.swt.events.SelectionAdapter#widgetS\r
 158                          * elected(org.eclipse.swt.events.SelectionEvent)\r
 159                          */\r
 160                         public void widgetSelected(SelectionEvent e) {\r
 161                                 handleLocationDirectoryButtonPressed();\r
 162                         }\r
 163                 });\r
 164                 \r
 165         }\r
 166         \r
 167         private void createTree(Composite workArea){\r
 168                 \r
 169                 //set label for tree\r
 170                 Label title = new Label(workArea, SWT.NONE);\r
 171                 title.setText("Select Function Library to export:");\r
 172 \r
 173                 try {\r
 174                         Resource input = SimanticsUI.getSession().syncRequest(new Read<Resource>() {\r
 175 \r
 176                                 @Override\r
 177                                 public Resource perform(ReadGraph graph)\r
 178                                                 throws DatabaseException {\r
 179                                         Resource model = SimanticsUI.getProject().get();\r
 180                                         return model;\r
 181                                 }\r
 182 \r
 183                         });\r
 184 \r
 185                         functionLibraryExplorer = new GraphExplorerComposite(ArrayMap.keys(\r
 186                                         "displaySelectors", "displayFilter").values(false, false), null, workArea, SWT.BORDER | SWT.SINGLE);\r
 187 \r
 188                         functionLibraryExplorer\r
 189                         .setBrowseContexts("http://www.simantics.org/Sysdyn-1.0/FunctionTree");\r
 190 \r
 191                         functionLibraryExplorer.finish();\r
 192 \r
 193                         functionLibraryExplorer.setInput(null, input);\r
 194 \r
 195                         GridDataFactory.fillDefaults().grab(true, true).applyTo(\r
 196                                         functionLibraryExplorer);\r
 197                         \r
 198                         ((Tree)functionLibraryExplorer.getExplorer().getControl()).addSelectionListener(new SelectionListener() {\r
 199                                 \r
 200                                 @Override\r
 201                                 public void widgetSelected(SelectionEvent e) {\r
 202                                         setMessage(null);\r
 203                                         selectionMade = true;\r
 204                                         validatePage();\r
 205                                 }\r
 206                                 @Override\r
 207                                 public void widgetDefaultSelected(SelectionEvent e) {\r
 208                                         setMessage(null);\r
 209                                         selectionMade = true;\r
 210                                         validatePage();\r
 211                                 }\r
 212                         });\r
 213 \r
 214                 } catch (DatabaseException e) {\r
 215                         e.printStackTrace();\r
 216                 }\r
 217 \r
 218 \r
 219         }\r
 220     \r
 221         //Set filePathField active\r
 222         public void setVisible(boolean visible) {\r
 223                 super.setVisible(visible);\r
 224                 this.filePathField.setFocus();\r
 225         }\r
 226         \r
 227         \r
 228         //Open dialog for choosing the file\r
 229         protected void handleLocationDirectoryButtonPressed() {\r
 230                 \r
 231                 final Shell shell = filePathField.getShell();\r
 232                 \r
 233                 FileDialog dialog = new FileDialog(shell, SWT.SAVE);\r
 234                 \r
 235                 String[] ext = {"*.tg"};\r
 236                 dialog.setFilterExtensions(ext);\r
 237                 \r
 238                 dialog.setText("Export Function Library");\r
 239 \r
 240                 String dirName = filePathField.getText().trim();\r
 241                 \r
 242                 File path = new File(dirName);\r
 243                 if (path.exists()) {\r
 244                         dialog.setFilterPath(new Path(dirName).toOSString());   \r
 245                 }\r
 246                 \r
 247                 String selectedFile = dialog.open();\r
 248                 if (selectedFile != null) {\r
 249                         filePathField.setText(selectedFile);\r
 250                         validatePage();\r
 251                 }               \r
 252 \r
 253         }\r
 254         \r
 255         //Get selection from the tree\r
 256         @SuppressWarnings("unchecked")\r
 257         public static <T> T getExplorerResource(GraphExplorerComposite explorer,\r
 258                         Class<T> clazz) {\r
 259                 if(explorer == null)\r
 260                         return null;\r
 261                 ISelection selection = ((ISelectionProvider) explorer\r
 262                                 .getAdapter(ISelectionProvider.class)).getSelection();\r
 263                 if (selection == null)\r
 264                         return null;\r
 265                 IStructuredSelection iss = (IStructuredSelection) selection;\r
 266                 AdaptableHintContext inc = (AdaptableHintContext) iss.getFirstElement();\r
 267                 if (inc == null)\r
 268                         return null;\r
 269                 final T resource = (T) inc.getAdapter(clazz);\r
 270 \r
 271                 return resource;\r
 272         }\r
 273         \r
 274         public boolean createProjects(Resource selection) {\r
 275                 \r
 276                 final String selected = previouslyBrowsedFile;\r
 277                 if(selected == null) return false;\r
 278                 \r
 279         final Resource functionLibrary = getExplorerResource(functionLibraryExplorer, Resource.class);\r
 280         if(functionLibrary == null) return false;\r
 281         \r
 282                 String name = null;\r
 283                 try {\r
 284                         name = SimanticsUI.getSession().syncRequest(new Read<String>() {\r
 285 \r
 286                                 @Override\r
 287                                 public String perform(ReadGraph graph) throws DatabaseException {\r
 288                                         if (!graph.hasStatement(functionLibrary, Layer0.getInstance(graph).PartOf))\r
 289                                                 return null;\r
 290                                         Layer0 l0 = Layer0.getInstance(graph);\r
 291                                         String name = graph.syncRequest(new PossibleRelatedValue<String>(functionLibrary, l0.HasName, Bindings.STRING ));\r
 292                                         return name;\r
 293                                         \r
 294                                 }\r
 295                                 \r
 296                         });\r
 297                 } catch (DatabaseException e1) {\r
 298                         e1.printStackTrace();\r
 299                 }\r
 300                 if(name == null) return false;\r
 301         \r
 302                 SimanticsUI.getSession().asyncRequest(new ReadRequest() {\r
 303                         \r
 304                         @Override\r
 305                         public void run(ReadGraph graph) throws DatabaseException {\r
 306                                 Layer0 l0 = Layer0.getInstance(graph);\r
 307                                 String name = graph.syncRequest(new PossibleRelatedValue<String>(functionLibrary, l0.HasName, Bindings.STRING ));\r
 308                                 ArrayList<Pair<Resource, String>> roots = new ArrayList<Pair<Resource, String>>();\r
 309                                 roots.add(Pair.make(functionLibrary, name));\r
 310                                 TransferableGraph1 tg = graph.syncRequest(new TransferableGraphRequest2(roots, functionLibrary));\r
 311 \r
 312                                 try {\r
 313                                         Files.createFile(new File(selected), Bindings.getBindingUnchecked(TransferableGraph1.class), tg);\r
 314                                 } catch (RuntimeBindingConstructionException e) {\r
 315                                         e.printStackTrace();\r
 316                                 } catch (IOException e) {\r
 317                                         e.printStackTrace();\r
 318                                 }\r
 319 \r
 320                                 \r
 321                         }\r
 322                 });\r
 323         \r
 324         return true;\r
 325         }\r
 326         \r
 327         void validatePage() {\r
 328                 \r
 329                 if (previouslyBrowsedFile.isEmpty() || selectionMade == false){\r
 330                         setPageComplete(false);\r
 331                         return;\r
 332                 }\r
 333                 \r
 334                 if (functionLibraryExplorer != null){\r
 335                         final Resource selectedResource = getExplorerResource(functionLibraryExplorer, Resource.class);\r
 336 \r
 337                         String root = null;\r
 338                         try {\r
 339                                 root = SimanticsUI.getSession().syncRequest(new Read<String>() {\r
 340 \r
 341                                         @Override\r
 342                                         public String perform(ReadGraph graph) throws DatabaseException {\r
 343                                                 Layer0 l0 = Layer0.getInstance(graph);\r
 344                                                 Resource model = graph.getPossibleObject(selectedResource, l0.PartOf);\r
 345                                                 String rootName = NameUtils.getSafeName(graph, model);\r
 346 \r
 347                                                 return rootName;\r
 348                                         }\r
 349 \r
 350                                 });\r
 351                                 if (root != null && root.equalsIgnoreCase("Development Project")){\r
 352                                         setPageComplete(false);\r
 353                                         setMessage("Select Function Library folder under the Model or from the Shared Functions folder.");\r
 354                                         return;\r
 355                                 }\r
 356                         } catch (DatabaseException e) {\r
 357                                 e.printStackTrace();\r
 358                         }\r
 359                 }\r
 360                 \r
 361                 setPageComplete(true);\r
 362                 \r
 363         }\r
 364         \r
 365 }