org.simantics.g3d/src/org/simantics/g3d/wizard/ModelExportWizardPage.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2012, 2013 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.g3d.wizard;\r
  13 \r
  14 import java.io.File;\r
  15 import java.util.ArrayList;\r
  16 import java.util.Collections;\r
  17 import java.util.List;\r
  18 \r
  19 import org.eclipse.jface.layout.GridDataFactory;\r
  20 import org.eclipse.jface.resource.ImageDescriptor;\r
  21 import org.eclipse.jface.wizard.WizardPage;\r
  22 import org.eclipse.swt.SWT;\r
  23 import org.eclipse.swt.custom.CCombo;\r
  24 import org.eclipse.swt.events.ModifyEvent;\r
  25 import org.eclipse.swt.events.ModifyListener;\r
  26 import org.eclipse.swt.events.SelectionAdapter;\r
  27 import org.eclipse.swt.events.SelectionEvent;\r
  28 import org.eclipse.swt.layout.GridData;\r
  29 import org.eclipse.swt.layout.GridLayout;\r
  30 import org.eclipse.swt.widgets.Button;\r
  31 import org.eclipse.swt.widgets.Composite;\r
  32 import org.eclipse.swt.widgets.DirectoryDialog;\r
  33 import org.eclipse.swt.widgets.FileDialog;\r
  34 import org.eclipse.swt.widgets.Label;\r
  35 import org.simantics.Simantics;\r
  36 import org.simantics.db.ReadGraph;\r
  37 import org.simantics.db.Resource;\r
  38 import org.simantics.db.common.NamedResource;\r
  39 import org.simantics.db.common.request.ReadRequest;\r
  40 import org.simantics.db.exception.DatabaseException;\r
  41 import org.simantics.ui.utils.ResourceAdaptionUtils;\r
  42 \r
  43 \r
  44 public abstract class ModelExportWizardPage<T extends IExportModel> extends WizardPage{\r
  45         T exportData;\r
  46 \r
  47         CCombo model;\r
  48         CCombo exportLocation;\r
  49         \r
  50         boolean exportToFile = true;\r
  51 \r
  52         private List<NamedResource> models = new ArrayList<NamedResource>();\r
  53 \r
  54         private Button overwrite;\r
  55         \r
  56         \r
  57         \r
  58         public ModelExportWizardPage(String pageName, String title, ImageDescriptor titleImage, T data) {\r
  59                 super(pageName, title, titleImage);\r
  60                 this.exportData = data;\r
  61                 exportToFile = data.usesFile();\r
  62         }\r
  63         \r
  64         protected abstract List<NamedResource> getSupportedModels(ReadGraph graph, Resource project) throws DatabaseException;\r
  65         \r
  66         public String[] getFilterExtensions() {\r
  67                 return new String[0];\r
  68         }\r
  69         \r
  70         public String[] getFilterNames() {\r
  71                 return new String[0];\r
  72         }\r
  73 \r
  74         @Override\r
  75         public void createControl(Composite parent) {\r
  76                 Composite container = new Composite(parent, SWT.NONE);\r
  77                 {\r
  78                         GridLayout layout = new GridLayout();\r
  79                         layout.horizontalSpacing = 20;\r
  80                         layout.verticalSpacing = 10;\r
  81                         layout.numColumns = 3;\r
  82                         container.setLayout(layout);\r
  83                 }\r
  84 \r
  85                 new Label(container, SWT.NONE).setText("Exported &model:");\r
  86                 model = new CCombo(container, SWT.BORDER);\r
  87                 {\r
  88                         model.setEditable(false);\r
  89                         model.setText("");\r
  90                         model.setToolTipText("Selects the model to export.");\r
  91                         GridDataFactory.fillDefaults().grab(true, false).span(2, 1).applyTo(model);\r
  92                         model.addSelectionListener(new SelectionAdapter() {\r
  93                                 @Override\r
  94                                 public void widgetSelected(SelectionEvent e) {\r
  95                                         exportData.setModel(((NamedResource) model.getData(Integer.toString(model.getSelectionIndex()))));\r
  96                                         validatePage();\r
  97                                 }\r
  98                         });\r
  99 \r
 100                 }\r
 101                 if (exportToFile) {\r
 102                         new Label(container, SWT.NONE).setText("&Target file:");\r
 103                         exportLocation = new CCombo(container, SWT.BORDER);\r
 104                         {\r
 105                                 exportLocation.setText("");\r
 106                                 GridDataFactory.fillDefaults().grab(true, false).span(1, 1).applyTo(exportLocation);\r
 107                                 exportLocation.addModifyListener(new ModifyListener(){\r
 108                                         @Override\r
 109                                         public void modifyText(ModifyEvent e) {\r
 110                                                 validatePage();\r
 111                                         }\r
 112                                 });\r
 113                         }\r
 114                         Button browseFileButton = new Button(container, SWT.PUSH);\r
 115                         {\r
 116                                 browseFileButton.setText("Browse...");\r
 117                                 browseFileButton.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false));\r
 118                                 browseFileButton.addSelectionListener(new SelectionAdapter() {\r
 119                                         @Override\r
 120                                         public void widgetSelected(SelectionEvent e) {\r
 121                                                 FileDialog dialog = new FileDialog(getShell(), SWT.SAVE);\r
 122                                                 dialog.setText("Choose Export Target File");\r
 123                                                 dialog.setFilterExtensions(getFilterExtensions());\r
 124                                                 dialog.setFilterNames(getFilterNames());\r
 125                                                 String loc = exportLocation.getText();\r
 126                                                 dialog.setFilterPath(loc);\r
 127                                                 String file = dialog.open();\r
 128                                                 if (file == null)\r
 129                                                         return;\r
 130                                                 exportLocation.setText(file);\r
 131                                                 validatePage();\r
 132                                         }\r
 133                                 });\r
 134                         }\r
 135 \r
 136                         \r
 137 \r
 138                         \r
 139                 } else {\r
 140                         new Label(container, SWT.NONE).setText("&Target folder:");\r
 141                         exportLocation = new CCombo(container, SWT.BORDER);\r
 142                         {\r
 143                                 exportLocation.setText("");\r
 144                                 GridDataFactory.fillDefaults().grab(true, false).span(1, 1).applyTo(exportLocation);\r
 145                                 exportLocation.addModifyListener(new ModifyListener(){\r
 146                                         @Override\r
 147                                         public void modifyText(ModifyEvent e) {\r
 148                                                 validatePage();\r
 149                                         }\r
 150                                 });\r
 151                         }\r
 152                         Button browseFileButton = new Button(container, SWT.PUSH);\r
 153                         {\r
 154                                 browseFileButton.setText("Browse...");\r
 155                                 browseFileButton.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false));\r
 156                                 browseFileButton.addSelectionListener(new SelectionAdapter() {\r
 157                                         @Override\r
 158                                         public void widgetSelected(SelectionEvent e) {\r
 159                                                 DirectoryDialog dialog = new DirectoryDialog(getShell(), SWT.SAVE);\r
 160                                                 dialog.setText("Choose Export Target Folder");\r
 161                                                 String loc = exportLocation.getText();\r
 162                                                 dialog.setFilterPath(loc);\r
 163                                                 String file = dialog.open();\r
 164                                                 if (file == null)\r
 165                                                         return;\r
 166                                                 exportLocation.setText(file);\r
 167                                                 validatePage();\r
 168                                         }\r
 169                                 });\r
 170                         }\r
 171                 }\r
 172                 \r
 173                 Label horizRule = new Label(container, SWT.BORDER);\r
 174                 GridDataFactory.fillDefaults().hint(SWT.DEFAULT, 0).grab(true, false).span(3, 1).applyTo(horizRule);\r
 175                 \r
 176                 overwrite = new Button(container, SWT.CHECK);\r
 177                 overwrite.setText("&Overwrite existing files without warning");\r
 178                 overwrite.setSelection(exportData.isOverwrite());\r
 179                 GridDataFactory.fillDefaults().grab(true, false).span(3, 1).applyTo(overwrite);\r
 180                 overwrite.addSelectionListener(new SelectionAdapter() {\r
 181                         @Override\r
 182                         public void widgetSelected(SelectionEvent e) {\r
 183                                 validatePage();\r
 184                         }\r
 185                 });\r
 186 \r
 187                 try {\r
 188                         initializeData();\r
 189                 } catch (DatabaseException e) {\r
 190                         e.printStackTrace();\r
 191                 }\r
 192 \r
 193                 setControl(container);\r
 194                 validatePage();\r
 195                 \r
 196         }\r
 197         \r
 198 \r
 199         \r
 200         \r
 201         protected void initializeData() throws DatabaseException {\r
 202                 final Resource selection = ResourceAdaptionUtils.toSingleResource(exportData.getSelection());\r
 203 \r
 204                 Simantics.getSessionContext().getSession().syncRequest(\r
 205                                 new ReadRequest() {\r
 206                                         @Override\r
 207                                         public void run(ReadGraph graph) throws DatabaseException {\r
 208                                                 models = getSupportedModels(graph, Simantics.getProject().get());\r
 209                                         }\r
 210                                 });\r
 211 \r
 212                         Collections.sort(models);\r
 213 \r
 214                         // Populate combo boxes\r
 215                         int i = 0;\r
 216                         boolean selected = false;\r
 217                         for (NamedResource s : models) {\r
 218                                 model.add(s.getName());\r
 219                                 model.setData(String.valueOf(i), s);\r
 220                                 if (s.getResource().equals(selection)) {\r
 221                                         model.select(i);\r
 222                                         selected = true;\r
 223                                 }\r
 224                                 ++i;\r
 225                         }\r
 226                         if (!selected && i > 0)\r
 227                                 model.select(0);\r
 228                         \r
 229                         if (model.getSelectionIndex() >= 0) {\r
 230                                 exportData.setModel((NamedResource)model.getData(Integer.toString(model.getSelectionIndex())));\r
 231                         }\r
 232                         for (String path : exportData.getRecentLocations()) {\r
 233                                 exportLocation.add(path);\r
 234                         }\r
 235                         if (exportLocation.getItemCount() > 0)\r
 236                                 exportLocation.select(0);\r
 237         }\r
 238         \r
 239         \r
 240         \r
 241         protected void validatePage() {\r
 242                 if (exportData.getModel() == null) {\r
 243                         setMessage("Select model to export.");\r
 244                         setErrorMessage(null);\r
 245                         setPageComplete(false);\r
 246                         return;\r
 247                 }\r
 248                 String exportLoc = exportLocation.getText();\r
 249                 File file;\r
 250                 if (exportToFile) {\r
 251 \r
 252                         if (exportLoc.isEmpty()) {\r
 253                                 setMessage("Select target file.");\r
 254                                 setErrorMessage(null);\r
 255                                 setPageComplete(false);\r
 256                                 return;\r
 257                         }\r
 258                         file = new File(exportLoc);\r
 259                         if (file.exists() && !file.isFile()) {\r
 260                                 setErrorMessage("The target must be a file, an existing directory was given.");\r
 261                                 setPageComplete(false);\r
 262                                 return;\r
 263                         }\r
 264                         File parent = file.getParentFile();\r
 265                         if (parent == null || !parent.isDirectory()) {\r
 266                                 setErrorMessage("The target directory does not exist.");\r
 267                                 setPageComplete(false);\r
 268                                 return;\r
 269                         }\r
 270 \r
 271                 } else {\r
 272                         if (exportLoc.isEmpty()) {\r
 273                                 setMessage("Select target directory.");\r
 274                                 setErrorMessage(null);\r
 275                                 setPageComplete(false);\r
 276                                 return;\r
 277                         }\r
 278                         file = new File(exportLoc);\r
 279                         if (file.exists() && !file.isDirectory()) {\r
 280                                 setErrorMessage("The target must be a directory, an existing file was given.");\r
 281                                 setPageComplete(false);\r
 282                                 return;\r
 283                         }\r
 284 \r
 285                 }\r
 286 \r
 287                 exportData.setExportLocation(file);\r
 288                 exportData.setOverwrite(overwrite.getSelection());\r
 289 \r
 290                 setErrorMessage(null);\r
 291                 setMessage("Export selected model.");\r
 292                 setPageComplete(true);\r
 293         }\r
 294 }\r