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1 /*******************************************************************************
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2 * Copyright (c) 2006, 2007 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13
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14 module dwtx.jface.viewers.ColumnLabelProvider;
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15
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16 import dwtx.jface.viewers.CellLabelProvider;
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17 import dwtx.jface.viewers.IFontProvider;
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18 import dwtx.jface.viewers.IColorProvider;
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19 import dwtx.jface.viewers.ILabelProvider;
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20 import dwtx.jface.viewers.ViewerCell;
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21
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22 import dwt.graphics.Color;
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23 import dwt.graphics.Font;
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24 import dwt.graphics.Image;
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25
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26 import dwt.dwthelper.utils;
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27
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28 /**
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29 * The ColumnLabelProvider is the label provider for viewers
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30 * that have column support such as {@link TreeViewer} and
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31 * {@link TableViewer}
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32 *
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33 * <p><b>This classes is intended to be subclassed</b></p>
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34 *
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35 * @since 3.3
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36 *
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37 */
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38 public class ColumnLabelProvider : CellLabelProvider,
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39 IFontProvider, IColorProvider, ILabelProvider {
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40
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41 /* (non-Javadoc)
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42 * @see dwtx.jface.viewers.CellLabelProvider#update(dwtx.jface.viewers.ViewerCell)
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43 */
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44 public void update(ViewerCell cell) {
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45 Object element = cell.getElement();
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46 cell.setText(getText(element));
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47 Image image = getImage(element);
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48 cell.setImage(image);
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49 cell.setBackground(getBackground(element));
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50 cell.setForeground(getForeground(element));
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51 cell.setFont(getFont(element));
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52
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53 }
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54
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55 /* (non-Javadoc)
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56 * @see dwtx.jface.viewers.IFontProvider#getFont(java.lang.Object)
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57 */
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58 public Font getFont(Object element) {
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59 return null;
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60 }
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61
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62 /* (non-Javadoc)
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63 * @see dwtx.jface.viewers.IColorProvider#getBackground(java.lang.Object)
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64 */
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65 public Color getBackground(Object element) {
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66 return null;
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67 }
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68
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69 /* (non-Javadoc)
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70 * @see dwtx.jface.viewers.IColorProvider#getForeground(java.lang.Object)
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71 */
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72 public Color getForeground(Object element) {
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73 return null;
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74 }
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75
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76
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77 /* (non-Javadoc)
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78 * @see dwtx.jface.viewers.ILabelProvider#getImage(java.lang.Object)
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79 */
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80 public Image getImage(Object element) {
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81 return null;
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82 }
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83
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84 /* (non-Javadoc)
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85 * @see dwtx.jface.viewers.ILabelProvider#getText(java.lang.Object)
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86 */
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87 public String getText(Object element) {
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88 return element is null ? "" : element.toString();//$NON-NLS-1$
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89 }
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90
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91 }
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