01: /*******************************************************************************
02: * Copyright (c) 2006, 2007 IBM Corporation and others.
03: * All rights reserved. This program and the accompanying materials
04: * are made available under the terms of the Eclipse Public License v1.0
05: * which accompanies this distribution, and is available at
06: * http://www.eclipse.org/legal/epl-v10.html
07: *
08: * Contributors:
09: * IBM Corporation - initial API and implementation
10: * Tom Shindl <tom.schindl@bestsolution.at> - initial API and implementation
11: *******************************************************************************/package org.eclipse.jface.viewers;
12:
13: /**
14: * TableColumnViewerLabelProvider is the mapping from the table based providers
15: * to the ViewerLabelProvider.
16: *
17: * @since 3.3
18: * @see ITableLabelProvider
19: * @see ITableColorProvider
20: * @see ITableFontProvider
21: *
22: */
23: class TableColumnViewerLabelProvider extends WrappedViewerLabelProvider {
24:
25: private ITableLabelProvider tableLabelProvider;
26:
27: private ITableColorProvider tableColorProvider;
28:
29: private ITableFontProvider tableFontProvider;
30:
31: /**
32: * Create a new instance of the receiver.
33: *
34: * @param labelProvider
35: * instance of a table based label provider
36: * @see ITableLabelProvider
37: * @see ITableColorProvider
38: * @see ITableFontProvider
39: */
40: public TableColumnViewerLabelProvider(
41: IBaseLabelProvider labelProvider) {
42: super (labelProvider);
43:
44: if (labelProvider instanceof ITableLabelProvider)
45: tableLabelProvider = (ITableLabelProvider) labelProvider;
46:
47: if (labelProvider instanceof ITableColorProvider)
48: tableColorProvider = (ITableColorProvider) labelProvider;
49:
50: if (labelProvider instanceof ITableFontProvider)
51: tableFontProvider = (ITableFontProvider) labelProvider;
52: }
53:
54: /* (non-Javadoc)
55: * @see org.eclipse.jface.viewers.WrappedViewerLabelProvider#update(org.eclipse.jface.viewers.ViewerCell)
56: */
57: public void update(ViewerCell cell) {
58:
59: Object element = cell.getElement();
60: int index = cell.getColumnIndex();
61:
62: if (tableLabelProvider == null) {
63: cell.setText(getLabelProvider().getText(element));
64: cell.setImage(getLabelProvider().getImage(element));
65: } else {
66: cell.setText(tableLabelProvider.getColumnText(element,
67: index));
68: cell.setImage(tableLabelProvider.getColumnImage(element,
69: index));
70: }
71:
72: if (tableColorProvider == null) {
73: if (getColorProvider() != null) {
74: cell.setBackground(getColorProvider().getBackground(
75: element));
76: cell.setForeground(getColorProvider().getForeground(
77: element));
78: }
79:
80: } else {
81: cell.setBackground(tableColorProvider.getBackground(
82: element, index));
83: cell.setForeground(tableColorProvider.getForeground(
84: element, index));
85:
86: }
87:
88: if (tableFontProvider == null) {
89: if (getFontProvider() != null)
90: cell.setFont(getFontProvider().getFont(element));
91: } else
92: cell.setFont(tableFontProvider.getFont(element, index));
93:
94: }
95:
96: }
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