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1 package org.terracotta.dso.views;
2
3 import org.eclipse.jface.action.IMenuListener;
4 import org.eclipse.jface.action.MenuManager;
5 import org.eclipse.jface.viewers.ISelectionProvider;
6 import org.eclipse.jface.viewers.TreeViewer;
7 import org.eclipse.swt.SWT;
8 import org.eclipse.swt.events.KeyListener;
9 import org.eclipse.swt.layout.GridData;
10 import org.eclipse.swt.widgets.Composite;
11 import org.eclipse.swt.widgets.Menu;
12 import org.eclipse.swt.widgets.Tree;
13 import org.eclipse.ui.IWorkbenchPartSite;
14
15 import com.terracottatech.config.TcConfigDocument.TcConfig;
16
17 class ConfigViewer extends TreeViewer {
18 private ConfigViewPart fPart;
19 private ConfigContentProvider fContentProvider;
20
21 ConfigViewer(Composite parent, ConfigViewPart part) {
22 super(new Tree(parent, SWT.MULTI));
23
24 fPart = part;
25
26 getControl().setLayoutData(new GridData(GridData.FILL_BOTH));
27 setUseHashlookup(true);
28 setAutoExpandLevel(ALL_LEVELS);
29 fContentProvider = new ConfigContentProvider(fPart);
30 setContentProvider(fContentProvider);
31 setLabelProvider(new ConfigLabelProvider(this));
32
33 clearViewer();
34 }
35
36 void setConfig(TcConfig config) {
37 if(config != null) {
38 setInput(getTreeRoot(config));
39 } else {
40 clearViewer();
41 }
42 }
43
44 ConfigViewPart getPart() {
45 return fPart;
46 }
47
48 void setFocus() {
49 getControl().setFocus();
50 }
51
52 boolean isInFocus() {
53 return getControl().isFocusControl();
54 }
55
56 void addKeyListener(KeyListener keyListener) {
57 getControl().addKeyListener(keyListener);
58 }
59
60 private TreeRoot getTreeRoot(TcConfig root) {
61 return new TreeRoot(root);
62 }
63
64 void initContextMenu(IMenuListener menuListener, IWorkbenchPartSite viewSite, ISelectionProvider selectionProvider) {
65 MenuManager menuMgr= new MenuManager();
66 menuMgr.setRemoveAllWhenShown(true);
67 menuMgr.addMenuListener(menuListener);
68 Menu menu= menuMgr.createContextMenu(getTree());
69 getTree().setMenu(menu);
70 viewSite.registerContextMenu(menuMgr, selectionProvider);
71 }
72
73 void clearViewer() {
74 setInput(TreeRoot.EMPTY_ROOT);
75 }
76 }
77
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