bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/ModelledDialog.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.browsing.ui.swt;\r
  13 \r
  14 import org.eclipse.jface.dialogs.Dialog;\r
  15 import org.eclipse.swt.widgets.Composite;\r
  16 import org.eclipse.swt.widgets.Control;\r
  17 import org.eclipse.swt.widgets.Display;\r
  18 import org.eclipse.swt.widgets.Shell;\r
  19 import org.eclipse.ui.IWorkbenchSite;\r
  20 import org.simantics.Simantics;\r
  21 import org.simantics.browsing.ui.swt.stubs.BrowsingResource;\r
  22 import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport;\r
  23 import org.simantics.databoard.Bindings;\r
  24 import org.simantics.db.ReadGraph;\r
  25 import org.simantics.db.Resource;\r
  26 import org.simantics.db.exception.DatabaseException;\r
  27 import org.simantics.db.management.ISessionContext;\r
  28 import org.simantics.db.request.Read;\r
  29 \r
  30 /**\r
  31  * @author Tuukka Lehtonen\r
  32  */\r
  33 public class ModelledDialog implements ModelledAction {\r
  34 \r
  35         public class DialogImpl extends Dialog {\r
  36 \r
  37             private final WidgetSupport          widgetSupport;\r
  38             private Runnable               finishAction;\r
  39             \r
  40             private final String title;\r
  41 \r
  42             public DialogImpl(Shell shell, WidgetSupport support, String title) {\r
  43                 super(shell);\r
  44                 this.title = title;\r
  45                 this.widgetSupport = support;\r
  46             }\r
  47 \r
  48             @Override\r
  49             protected void configureShell(Shell shell) {\r
  50                 super.configureShell(shell);\r
  51                 if (title != null) {\r
  52                                 shell.setText(title);\r
  53                         }\r
  54             }\r
  55             \r
  56             @Override\r
  57             protected boolean isResizable() {\r
  58                 return true;\r
  59             }\r
  60             \r
  61             @Override\r
  62             protected void okPressed() {\r
  63                 if(finishAction != null) finishAction.run();\r
  64                 super.okPressed();\r
  65             }\r
  66             \r
  67                 protected Control createDialogArea(Composite parent) {\r
  68                         \r
  69                         Composite composite = (Composite)super.createDialogArea(parent);\r
  70                         \r
  71                         try {\r
  72                         \r
  73                                 ModelledControl modelledControl = Simantics.getSession().syncRequest(new Read<ModelledControl>() {\r
  74                                         @Override\r
  75                                         public ModelledControl perform(ReadGraph graph) throws DatabaseException {\r
  76                                                 BrowsingResource BRO = BrowsingResource.getInstance(graph);\r
  77                                                 Resource controlResource = graph.getPossibleObject(configuration, BRO.Dialog_Control);\r
  78                                                 return graph.adapt(controlResource, ModelledControl.class);\r
  79                                         }\r
  80                                 });\r
  81                                 \r
  82                                 ModelledAction finishAction = Simantics.getSession().syncRequest(new Read<ModelledAction>() {\r
  83                                         @Override\r
  84                                         public ModelledAction perform(ReadGraph graph) throws DatabaseException {\r
  85                                                 BrowsingResource BRO = BrowsingResource.getInstance(graph);\r
  86                                                 Resource actionResource = graph.getPossibleObject(configuration, BRO.Dialog_FinishAction);\r
  87                                                 return graph.adapt(actionResource, ModelledAction.class);\r
  88                                         }\r
  89                                 }); \r
  90                                 \r
  91                                 this.finishAction = finishAction.create(null, null, widgetSupport);\r
  92                                 \r
  93                                 return modelledControl.create(composite, null, null, widgetSupport);\r
  94                         \r
  95                         } catch (DatabaseException e) {\r
  96                                 \r
  97                                 e.printStackTrace();\r
  98                                 \r
  99                         }\r
 100                         \r
 101                         return composite;\r
 102                         \r
 103                 }\r
 104                 \r
 105                 @Override\r
 106                 protected Control createContents(Composite parent) {\r
 107                         return super.createContents(parent);\r
 108                 }\r
 109                 \r
 110         }\r
 111         \r
 112         \r
 113         final Resource configuration;\r
 114         \r
 115     public ModelledDialog(Resource configuration) {\r
 116         this.configuration = configuration;\r
 117     }\r
 118 \r
 119         @Override\r
 120         public Runnable create(IWorkbenchSite site, ISessionContext context, final WidgetSupport support) throws DatabaseException {\r
 121 \r
 122                 final String title = Simantics.getSession().syncRequest(new Read<String>() {\r
 123 \r
 124                         @Override\r
 125                         public String perform(ReadGraph graph) throws DatabaseException {\r
 126                                 BrowsingResource br = BrowsingResource.getInstance(graph);\r
 127                                 return graph.getPossibleRelatedValue(configuration, br.Dialog_Title, Bindings.STRING);\r
 128                         }\r
 129                         \r
 130                 });\r
 131                 \r
 132                 return new Runnable() {\r
 133 \r
 134                         @Override\r
 135                         public void run() {\r
 136                                 \r
 137                                 DialogImpl dialog = new DialogImpl(Display.getCurrent().getActiveShell(), support, title);\r
 138                             dialog.create();\r
 139                             support.update();\r
 140                             dialog.open();                              \r
 141                                 \r
 142                         }\r
 143                         \r
 144                 };\r
 145                 \r
 146         }\r
 147 \r
 148 }\r