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1
11
12 package org.eclipse.ui.internal.navigator.filters;
13
14 import java.util.HashSet  ;
15 import java.util.Set ;
16
17 import org.eclipse.jface.viewers.CheckStateChangedEvent;
18 import org.eclipse.jface.viewers.CheckboxTableViewer;
19 import org.eclipse.jface.viewers.ICheckStateListener;
20 import org.eclipse.jface.viewers.ISelectionChangedListener;
21 import org.eclipse.swt.SWT;
22 import org.eclipse.swt.layout.GridData;
23 import org.eclipse.swt.layout.GridLayout;
24 import org.eclipse.swt.widgets.Composite;
25 import org.eclipse.swt.widgets.Label;
26 import org.eclipse.swt.widgets.Table;
27 import org.eclipse.ui.navigator.INavigatorContentService;
28
29
33 public class CustomizationTab extends Composite {
34
35
36 private final INavigatorContentService contentService;
37
38 private CheckboxTableViewer tableViewer;
39 private final Set checkedItems = new HashSet ();
40
41 private ICheckStateListener checkListener = new ICheckStateListener() {
42
43 public void checkStateChanged(CheckStateChangedEvent event) {
44 if(event.getChecked())
45 checkedItems.add(event.getElement());
46 else
47 checkedItems.remove(event.getElement());
48 }
49
50 };
51
52 protected CustomizationTab(Composite parent,
53 INavigatorContentService aContentService) {
54 super(parent, SWT.RESIZE);
55
56 contentService = aContentService;
57 setFont(getParent().getFont());
58 setLayout(new GridLayout());
59 GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
60 setData(data);
61
62 }
63
64 protected Table getTable() {
65 return tableViewer.getTable();
66 }
67
68 protected void addSelectionChangedListener(
69 ISelectionChangedListener selectionListener) {
70 if (tableViewer != null) {
71 tableViewer
72 .addSelectionChangedListener(selectionListener);
73 }
74 }
75
76 protected void createTable() {
77
78 tableViewer = CheckboxTableViewer.newCheckList(this,SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
79 tableViewer.addCheckStateListener(checkListener);
80
81 tableViewer.getTable().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
82 tableViewer.getControl().setFont(getFont());
83
84 }
85
86
89 public void dispose() {
90 tableViewer.removeCheckStateListener(checkListener);
91 super.dispose();
92
93 }
94
95 protected void createInstructionsLabel(String labelText) {
96
97 Label extensionsInstructionLabel = new Label(this, SWT.BOLD | SWT.WRAP);
98
99 GridData gridData = new GridData(GridData.FILL_HORIZONTAL
100 | GridData.GRAB_HORIZONTAL | GridData.HORIZONTAL_ALIGN_FILL
101 | GridData.VERTICAL_ALIGN_FILL);
102
103 extensionsInstructionLabel.setLayoutData(gridData);
104 extensionsInstructionLabel.setFont(getFont());
105 extensionsInstructionLabel.setText(labelText);
106 }
107
108
109 protected final INavigatorContentService getContentService() {
110 return contentService;
111 }
112
113 protected final CheckboxTableViewer getTableViewer() {
114 return tableViewer;
115 }
116
117 protected Set getCheckedItems() {
118 return checkedItems;
119 }
120
121 }
122 |
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