Skip to main content
aboutsummaryrefslogtreecommitdiffstats
blob: 29edf835e44216b4ed6cebd2b9aeb00bd90e9c1d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
/*******************************************************************************
 * Copyright (c) 2006, 2014 Tom Schindl and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Tom Schindl - initial API and implementation
 *     Lars Vogel (lars.vogel@gmail.com) - Bug 413427
 *******************************************************************************/

package org.eclipse.jface.snippets.viewers;

import org.eclipse.jface.resource.FontRegistry;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.ColumnViewerEditor;
import org.eclipse.jface.viewers.ColumnViewerEditorActivationEvent;
import org.eclipse.jface.viewers.ColumnViewerEditorActivationStrategy;
import org.eclipse.jface.viewers.ICellModifier;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.ITableColorProvider;
import org.eclipse.jface.viewers.ITableFontProvider;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.TableViewerEditor;
import org.eclipse.jface.viewers.TableViewerFocusCellManager;
import org.eclipse.jface.viewers.TextCellEditor;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.TableColumn;

/**
 * Example of a different focus cell rendering with a simply focus border
 *
 */
public class Snippet036FocusBorderCellHighlighter {

	private class MyContentProvider implements IStructuredContentProvider {

		/*
		 * (non-Javadoc)
		 *
		 * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
		 */
		@Override
		public Object[] getElements(Object inputElement) {
			return (MyModel[]) inputElement;
		}

		/*
		 * (non-Javadoc)
		 *
		 * @see org.eclipse.jface.viewers.IContentProvider#dispose()
		 */
		@Override
		public void dispose() {

		}

		/*
		 * (non-Javadoc)
		 *
		 * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer,
		 *      java.lang.Object, java.lang.Object)
		 */
		@Override
		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {

		}

	}

	public static boolean flag = true;

	public class MyModel {
		public int counter;

		public MyModel(int counter) {
			this.counter = counter;
		}

		@Override
		public String toString() {
			return "Item " + this.counter;
		}
	}

	public class MyLabelProvider extends LabelProvider implements
			ITableLabelProvider, ITableFontProvider, ITableColorProvider {
		FontRegistry registry = new FontRegistry();

		@Override
		public Image getColumnImage(Object element, int columnIndex) {
			return null;
		}

		@Override
		public String getColumnText(Object element, int columnIndex) {
			return "Column " + columnIndex + " => " + element.toString();
		}

		@Override
		public Font getFont(Object element, int columnIndex) {
			return null;
		}

		@Override
		public Color getBackground(Object element, int columnIndex) {
			return null;
		}

		@Override
		public Color getForeground(Object element, int columnIndex) {
			return null;
		}

	}

	public Snippet036FocusBorderCellHighlighter(Shell shell) {
		final TableViewer v = new TableViewer(shell, SWT.BORDER|SWT.FULL_SELECTION);
		v.setLabelProvider(new MyLabelProvider());
		v.setContentProvider(new MyContentProvider());

		v.setCellEditors(new CellEditor[] { new TextCellEditor(v.getTable()), new TextCellEditor(v.getTable()), new TextCellEditor(v.getTable()) });
		v.setCellModifier(new ICellModifier() {

			@Override
			public boolean canModify(Object element, String property) {
				return true;
			}

			@Override
			public Object getValue(Object element, String property) {
				return "Column " + property + " => " + element.toString();
			}

			@Override
			public void modify(Object element, String property, Object value) {

			}

		});

		v.setColumnProperties(new String[] {"1","2","3"});

		TableViewerFocusCellManager focusCellManager = new TableViewerFocusCellManager(v,new FocusBorderCellHighlighter(v));
		ColumnViewerEditorActivationStrategy actSupport = new ColumnViewerEditorActivationStrategy(v) {
			@Override
			protected boolean isEditorActivationEvent(
					ColumnViewerEditorActivationEvent event) {
				return event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL
						|| event.eventType == ColumnViewerEditorActivationEvent.MOUSE_DOUBLE_CLICK_SELECTION
						|| (event.eventType == ColumnViewerEditorActivationEvent.KEY_PRESSED && event.keyCode == SWT.CR)
						|| event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC;
			}
		};

		TableViewerEditor.create(v, focusCellManager, actSupport, ColumnViewerEditor.TABBING_HORIZONTAL
				| ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR
				| ColumnViewerEditor.TABBING_VERTICAL | ColumnViewerEditor.KEYBOARD_ACTIVATION);


		TableColumn column = new TableColumn(v.getTable(), SWT.NONE);
		column.setWidth(200);
		column.setMoveable(true);
		column.setText("Column 1");

		column = new TableColumn(v.getTable(), SWT.NONE);
		column.setWidth(200);
		column.setMoveable(true);
		column.setText("Column 2");

		column = new TableColumn(v.getTable(), SWT.NONE);
		column.setWidth(200);
		column.setMoveable(true);
		column.setText("Column 3");


		MyModel[] model = createModel();
		v.setInput(model);
		v.getTable().setLinesVisible(true);
		v.getTable().setHeaderVisible(true);
	}

	private MyModel[] createModel() {
		MyModel[] elements = new MyModel[10];

		for (int i = 0; i < 10; i++) {
			elements[i] = new MyModel(i);
		}

		return elements;
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Display display = new Display();

		Shell shell = new Shell(display);
		shell.setLayout(new FillLayout());
		new Snippet036FocusBorderCellHighlighter(shell);
		shell.open();

		while (!shell.isDisposed()) {
			if (!display.readAndDispatch())
				display.sleep();
		}

		display.dispose();

	}

}

Back to the top