bundles/org.simantics.browsing.ui.swt/src/org/simantics/browsing/ui/swt/GraphExplorerDialog.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in 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 java.util.Set;\r
  15 \r
  16 import org.eclipse.jface.layout.GridDataFactory;\r
  17 import org.eclipse.jface.window.Window;\r
  18 import org.eclipse.swt.SWT;\r
  19 import org.eclipse.swt.widgets.Composite;\r
  20 import org.eclipse.swt.widgets.Shell;\r
  21 import org.eclipse.swt.widgets.Tree;\r
  22 import org.eclipse.swt.widgets.TreeItem;\r
  23 import org.eclipse.ui.IWorkbenchSite;\r
  24 import org.simantics.browsing.ui.Column;\r
  25 import org.simantics.browsing.ui.Column.Align;\r
  26 import org.simantics.browsing.ui.common.ColumnKeys;\r
  27 import org.simantics.browsing.ui.graph.impl.GraphInputSources;\r
  28 import org.simantics.browsing.ui.graph.impl.SessionContextInputSource;\r
  29 import org.simantics.browsing.ui.swt.widgets.GraphExplorerComposite;\r
  30 import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport;\r
  31 import org.simantics.db.management.ISessionContext;\r
  32 import org.simantics.utils.DataContainer;\r
  33 import org.simantics.utils.datastructures.ArrayMap;\r
  34 import org.simantics.utils.datastructures.UnaryFunction;\r
  35 \r
  36 \r
  37 /*\r
  38  * A dialog, which contains a single graph explorer composite\r
  39  *\r
  40  * Override getBrowseContexts() to specify the graph explorer contents.\r
  41  * \r
  42  */\r
  43 \r
  44 public abstract class GraphExplorerDialog implements UnaryFunction<SimanticsDialog, Shell> {\r
  45 \r
  46         abstract public Set<String> getBrowseContexts();\r
  47 \r
  48         Column[] getColumns() {\r
  49                 return new Column[] { new Column(ColumnKeys.SINGLE, Align.RIGHT, 180, "single", true, 1) };\r
  50         }\r
  51 \r
  52         protected SessionContextInputSource getInputSource() {\r
  53                 return GraphInputSources.projectSource();\r
  54         }\r
  55         \r
  56         private final String title;\r
  57         private final IWorkbenchSite site;\r
  58         private final DataContainer<Object[]> result = new DataContainer<Object[]>();\r
  59         \r
  60         public GraphExplorerDialog(IWorkbenchSite site, String title) {\r
  61                 this.site = site;\r
  62                 this.title = title;\r
  63         }\r
  64         \r
  65         class Dialog extends SimanticsDialog {\r
  66 \r
  67                 private GraphExplorerComposite outputExplorer;\r
  68                 \r
  69                 public Dialog(Shell shell, String title) {\r
  70                         super(shell, title);\r
  71                 }\r
  72                 \r
  73                 @Override\r
  74                 protected boolean isResizable() {\r
  75                         return true;\r
  76                 }\r
  77                 \r
  78                 @Override\r
  79                 protected SessionContextInputSource getInputSource() {\r
  80                         return GraphExplorerDialog.this.getInputSource();\r
  81                 }\r
  82 \r
  83                 @Override\r
  84                 protected void createControls(Composite body, ISessionContext context, WidgetSupport support) {\r
  85                         \r
  86                 outputExplorer = new GraphExplorerComposite(ArrayMap.keys("displaySelectors", "displayFilter").values(false, false), site, body, support, SWT.BORDER);          \r
  87                 outputExplorer.setBrowseContexts(getBrowseContexts());\r
  88                 outputExplorer.setColumnsVisible(false);\r
  89                 outputExplorer.setColumns(getColumns());\r
  90                 outputExplorer.finish();\r
  91                 \r
  92                 outputExplorer.setBackground(body.getDisplay().getSystemColor(SWT.COLOR_GREEN));\r
  93                 \r
  94                 GridDataFactory.fillDefaults().grab(true, true).span(2, 1).minSize(300, 400).applyTo(outputExplorer);\r
  95                         \r
  96                 }\r
  97                 \r
  98                 @Override\r
  99                 protected void buttonPressed(int buttonId) {\r
 100                         \r
 101                         if(buttonId == Window.OK) {\r
 102 \r
 103                                 Tree tree = (Tree)outputExplorer.getExplorerControl();\r
 104                                 \r
 105                                 TreeItem[] selectedItems = tree.getSelection();\r
 106                                 Object[] res = new Object[selectedItems.length];\r
 107                                 for(int i=0;i<selectedItems.length;i++) {\r
 108                                         res[i] = selectedItems[i].getData();\r
 109                                 }\r
 110                                 result.set(res);\r
 111                                 \r
 112                         }\r
 113                         \r
 114                         super.buttonPressed(buttonId);\r
 115                         \r
 116                 }\r
 117                 \r
 118                 @Override\r
 119                 protected Object getSelection() {\r
 120                         return result.get();\r
 121                 }\r
 122                 \r
 123         }\r
 124         \r
 125         @Override\r
 126         public SimanticsDialog call(Shell shell) {\r
 127                 return new Dialog(shell, title);\r
 128         }\r
 129         \r
 130         \r
 131         public Object[] getSelection() {\r
 132                 return result.get(); \r
 133         }\r
 134         \r
 135 }\r