bundles/org.simantics.scl.ui/src/org/simantics/scl/ui/outline/SCLModuleOutlinePage.java

   1 package org.simantics.scl.ui.outline;
   2
   3 import org.eclipse.jface.viewers.ILabelProvider;
   4 import org.eclipse.jface.viewers.ILabelProviderListener;
   5 import org.eclipse.jface.viewers.ISelection;
   6 import org.eclipse.jface.viewers.ISelectionChangedListener;
   7 import org.eclipse.jface.viewers.ITreeContentProvider;
   8 import org.eclipse.jface.viewers.StructuredSelection;
   9 import org.eclipse.jface.viewers.TreeViewer;
  10 import org.eclipse.swt.SWT;
  11 import org.eclipse.swt.graphics.Image;
  12 import org.eclipse.swt.widgets.Composite;
  13 import org.eclipse.swt.widgets.Control;
  14 import org.eclipse.swt.widgets.Tree;
  15 import org.eclipse.ui.part.Page;
  16 import org.eclipse.ui.views.contentoutline.IContentOutlinePage;
  17 import org.simantics.scl.ui.editor2.SCLModuleEditor2;
  18
  19 public class SCLModuleOutlinePage extends Page implements IContentOutlinePage {
  20
  21     private SCLOutlineViewer outlineViewer;
  22     private SCLModuleEditor2 moduleEditor;
  23
  24     public SCLModuleOutlinePage(SCLModuleEditor2 moduleEditor) {
  25         this.moduleEditor = moduleEditor;
  26     }
  27
  28     @Override
  29     public void addSelectionChangedListener(ISelectionChangedListener listener) {
  30         if (outlineViewer != null)
  31             outlineViewer.addSelectionChangedListener(listener);
  32     }
  33
  34     @Override
  35     public ISelection getSelection() {
  36         if (outlineViewer != null)
  37             outlineViewer.getSelection();
  38         return StructuredSelection.EMPTY;
  39     }
  40
  41     @Override
  42     public void removeSelectionChangedListener(ISelectionChangedListener listener) {
  43         if (outlineViewer != null)
  44             outlineViewer.removeSelectionChangedListener(listener);
  45     }
  46
  47     @Override
  48     public void setSelection(ISelection selection) {
  49         if (outlineViewer != null)
  50             outlineViewer.setSelection(selection);
  51     }
  52
  53     @Override
  54     public void createControl(Composite parent) {
  55         Tree tree = new Tree(parent, SWT.MULTI);
  56         outlineViewer = new SCLOutlineViewer(tree);
  57
  58         SCLModuleOutlineProvider provider = new SCLModuleOutlineProvider();
  59         outlineViewer.setContentProvider(provider);
  60         outlineViewer.setLabelProvider(provider);
  61
  62         outlineViewer.setInput(moduleEditor.getEditorInput());
  63     }
  64
  65     @Override
  66     public Control getControl() {
  67         if (outlineViewer != null)
  68             outlineViewer.getControl();
  69         return null;
  70     }
  71
  72     @Override
  73     public void setFocus() {
  74         if (outlineViewer != null)
  75             outlineViewer.getControl().setFocus();
  76     }
  77
  78     protected class SCLOutlineViewer extends TreeViewer {
  79
  80         public SCLOutlineViewer(Tree tree) {
  81             super(tree);
  82             setAutoExpandLevel(ALL_LEVELS);
  83             setUseHashlookup(true);
  84         }
  85
  86
  87     }
  88
  89     protected class SCLModuleOutlineProvider implements ITreeContentProvider, ILabelProvider {
  90
  91         @Override
  92         public Object[] getElements(Object inputElement) {
  93             return null;
  94         }
  95
  96         @Override
  97         public Object[] getChildren(Object parentElement) {
  98             return null;
  99         }
 100
 101         @Override
 102         public Object getParent(Object element) {
 103             return null;
 104         }
 105
 106         @Override
 107         public boolean hasChildren(Object element) {
 108             return false;
 109         }
 110
 111         @Override
 112         public void addListener(ILabelProviderListener listener) {
 113
 114         }
 115
 116         @Override
 117         public boolean isLabelProperty(Object element, String property) {
 118             return false;
 119         }
 120
 121         @Override
 122         public void removeListener(ILabelProviderListener listener) {
 123
 124         }
 125
 126         @Override
 127         public Image getImage(Object element) {
 128             return null;
 129         }
 130
 131         @Override
 132         public String getText(Object element) {
 133             return null;
 134         }
 135
 136         @Override
 137         public void dispose() {
 138             ITreeContentProvider.super.dispose();
 139         }
 140
 141     }
 142 }