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annotate jface/snippets/Snippet040TableViewerSorting.d @ 88:9ed020f0c2a5

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Fix the snippet040 example
author Frank Benoit <benoit@tionex.de>
date Mon, 19 May 2008 14:30:49 +0200
parents 604fa1feb76a
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
87
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
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1 /*******************************************************************************
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2 * Copyright (c) 2006 Tom Schindl 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 * Tom Schindl - initial API and implementation
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10 * Port to the D programming language:
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11 * yidabu at gmail dot com ( D China http://www.d-programming-language-china.org/ )
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12 *******************************************************************************/
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13 module jface.snippets.Snippet040TableViewerSorting;
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14
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15 // http://dev.eclipse.org/viewcvs/index.cgi/org.eclipse.jface.snippets/Eclipse%20JFace%20Snippets/org/eclipse/jface/snippets/viewers/Snippet040TableViewerSorting.java?view=markup
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16
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17 import dwtx.jface.viewers.CellEditor;
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18 import dwtx.jface.viewers.ColumnLabelProvider;
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19 import dwtx.jface.viewers.ColumnViewer;
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20 import dwtx.jface.viewers.EditingSupport;
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21 import dwtx.jface.viewers.IStructuredContentProvider;
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22 import dwtx.jface.viewers.TableViewer;
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23 import dwtx.jface.viewers.TableViewerColumn;
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24 import dwtx.jface.viewers.TextCellEditor;
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25 import dwtx.jface.viewers.Viewer;
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26 import dwtx.jface.viewers.ViewerComparator;
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27 import dwt.DWT;
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28 import dwt.events.SelectionAdapter;
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29 import dwt.events.SelectionEvent;
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30 import dwt.layout.FillLayout;
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31 import dwt.widgets.Display;
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32 import dwt.widgets.Shell;
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33 import dwt.dwthelper.utils;
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34
87
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35 /**
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36 * Example usage of ViewerComparator in tables to allow sorting
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37 *
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38 * @author Tom Schindl <tom.schindl@bestsolution.at>
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39 *
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40 */
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41
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42 void main(String[] args) {
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43 Snippet040TableViewerSorting.main(args);
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44 }
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45
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46 private class MyContentProvider : IStructuredContentProvider {
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47
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48 public Object[] getElements(Object inputElement) {
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49 return (cast(ArrayWrapperT!(Person)) inputElement).array;
87
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50 }
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51
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52 public void dispose() {
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53 }
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54
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55 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
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56 }
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57
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58 }
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59
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60 public class Person {
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61 public String givenname;
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62 public String surname;
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63 public String email;
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64
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65 public this(String givenname, String surname, String email) {
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66 this.givenname = givenname;
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67 this.surname = surname;
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68 this.email = email;
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69 }
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70
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71 }
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72
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73 protected abstract class AbstractEditingSupport : EditingSupport {
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74 private TextCellEditor editor;
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75
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76 public this(TableViewer viewer) {
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77 super(viewer);
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78 this.editor = new TextCellEditor(viewer.getTable());
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79 }
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80
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81 protected bool canEdit(Object element) {
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82 return true;
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83 }
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84
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85 protected CellEditor getCellEditor(Object element) {
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86 return editor;
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87 }
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88
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89 protected void setValue(Object element, Object value) {
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90 doSetValue(element, value);
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91 getViewer().update(element, null);
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92 }
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93
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94 protected abstract void doSetValue(Object element, Object value);
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95 }
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96
88
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97 private abstract class ColumnViewerSorter : ViewerComparator {
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98 public static final int ASC = 1;
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99
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100 public static final int NONE = 0;
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101
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102 public static final int DESC = -1;
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103
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104 private int direction = 0;
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105
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106 private TableViewerColumn column;
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107
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108 private ColumnViewer viewer;
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109
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110 public this(ColumnViewer viewer_, TableViewerColumn column_) {
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111 this.column = column_;
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112 this.viewer = viewer_;
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113 this.column.getColumn().addSelectionListener(new class() SelectionAdapter {
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114 public void widgetSelected(SelectionEvent e) {
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115 this.outer.widgetSelected(e);
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116 }
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117 });
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118 }
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119
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120 private void widgetSelected(SelectionEvent e){
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121 if( viewer.getComparator() !is null ) {
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122 if( viewer.getComparator() is this ) {
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123 int tdirection = direction;
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124
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125 if( tdirection is ASC ) {
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126 setSorter(this, DESC);
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127 } else if( tdirection is DESC ) {
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128 setSorter(this, NONE);
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129 }
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130 } else {
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131 setSorter(this, ASC);
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132 }
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133 } else {
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134 setSorter(this, ASC);
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135 }
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136 }
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137 public void setSorter(ColumnViewerSorter sorter, int direction) {
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138 if( direction is NONE ) {
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139 column.getColumn().getParent().setSortColumn(null);
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140 column.getColumn().getParent().setSortDirection(DWT.NONE);
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141 viewer.setComparator(null);
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142 } else {
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143 column.getColumn().getParent().setSortColumn(column.getColumn());
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144 sorter.direction = direction;
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145
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146 if( direction is ASC ) {
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147 column.getColumn().getParent().setSortDirection(DWT.DOWN);
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148 } else {
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149 column.getColumn().getParent().setSortDirection(DWT.UP);
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150 }
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151
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152 if( viewer.getComparator() is sorter ) {
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153 viewer.refresh();
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154 } else {
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155 viewer.setComparator(sorter);
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156 }
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157
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158 }
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159 }
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160
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161 public int compare(Viewer viewer, Object e1, Object e2) {
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162 return direction * doCompare(viewer, e1, e2);
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163 }
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164
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165 protected abstract int doCompare(Viewer viewer, Object e1, Object e2);
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166 }
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167
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168 public class Snippet040TableViewerSorting {
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169
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170
87
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171 public this(Shell shell) {
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172 TableViewer v = new TableViewer(shell, DWT.BORDER | DWT.FULL_SELECTION);
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173 v.setContentProvider(new MyContentProvider());
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174
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175 TableViewerColumn column = new TableViewerColumn(v, DWT.NONE);
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176 column.getColumn().setWidth(200);
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177 column.getColumn().setText("Givenname");
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178 column.getColumn().setMoveable(true);
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179 column.setLabelProvider(new class() ColumnLabelProvider {
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180 public String getText(Object element) {
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181 return (cast(Person) element).givenname;
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182 }
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183 });
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184
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parents:
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185 column.setEditingSupport(new class(v) AbstractEditingSupport {
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parents:
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186 public this(TableViewer t ){
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187 super(t);
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188 }
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parents:
diff changeset
189 protected Object getValue(Object element) {
88
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190 return new ArrayWrapperString((cast(Person) element).givenname);
87
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191 }
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Frank Benoit <benoit@tionex.de>
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diff changeset
192 protected void doSetValue(Object element, Object value) {
88
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193 (cast(Person) element).givenname = stringcast(value);
87
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194 }
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Frank Benoit <benoit@tionex.de>
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195 });
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196
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
197 ColumnViewerSorter cSorter = new class(v,column) ColumnViewerSorter {
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parents:
diff changeset
198 this(TableViewer t, TableViewerColumn c ){
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diff changeset
199 super(t,c);
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200 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
201 protected int doCompare(Viewer viewer, Object e1, Object e2) {
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parents:
diff changeset
202 Person p1 = cast(Person) e1;
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parents:
diff changeset
203 Person p2 = cast(Person) e2;
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diff changeset
204 return p1.givenname.compareToIgnoreCase(p2.givenname);
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205 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
206 };
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
207
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parents:
diff changeset
208 column = new TableViewerColumn(v, DWT.NONE);
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parents:
diff changeset
209 column.getColumn().setWidth(200);
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parents:
diff changeset
210 column.getColumn().setText("Surname");
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
211 column.getColumn().setMoveable(true);
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
212 column.setLabelProvider(new class() ColumnLabelProvider {
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
213 public String getText(Object element) {
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
214 return (cast(Person) element).surname;
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parents:
diff changeset
215 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
216 });
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
217
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
218 column.setEditingSupport(new class(v) AbstractEditingSupport {
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
219 this(TableViewer t ){
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
220 super(t);
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
221 }
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
222 protected Object getValue(Object element) {
88
9ed020f0c2a5 Fix the snippet040 example
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parents: 87
diff changeset
223 return stringcast((cast(Person) element).surname);
87
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
224 }
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
225 protected void doSetValue(Object element, Object value) {
88
9ed020f0c2a5 Fix the snippet040 example
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diff changeset
226 (cast(Person) element).surname = stringcast(value);
87
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parents:
diff changeset
227 }
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
228 });
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
229
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
230 new class(v,column) ColumnViewerSorter {
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
231 this(TableViewer t, TableViewerColumn c ){
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
232 super(t,c);
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
233 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
234 protected int doCompare(Viewer viewer, Object e1, Object e2) {
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
235 Person p1 = cast(Person) e1;
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
236 Person p2 = cast(Person) e2;
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
237 return p1.surname.compareToIgnoreCase(p2.surname);
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
238 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
239 };
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
240
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
241 column = new TableViewerColumn(v, DWT.NONE);
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
242 column.getColumn().setWidth(200);
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
243 column.getColumn().setText("E-Mail");
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
244 column.getColumn().setMoveable(true);
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
245 column.setLabelProvider(new class() ColumnLabelProvider {
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
246 public String getText(Object element) {
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
247 return (cast(Person) element).email;
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
248 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
249 });
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
250
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
251 column.setEditingSupport(new class(v) AbstractEditingSupport {
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
252 this(TableViewer t ){
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
253 super(t);
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
254 }
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
255 protected Object getValue(Object element) {
88
9ed020f0c2a5 Fix the snippet040 example
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parents: 87
diff changeset
256 return stringcast((cast(Person) element).email);
87
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
257 }
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
258 protected void doSetValue(Object element, Object value) {
88
9ed020f0c2a5 Fix the snippet040 example
Frank Benoit <benoit@tionex.de>
parents: 87
diff changeset
259 (cast(Person) element).email = stringcast(value);
87
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
260 }
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
261 });
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
262 new class(v,column) ColumnViewerSorter {
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
263 this(TableViewer t, TableViewerColumn c ){
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
264 super(t,c);
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
265 }
604fa1feb76a Added jface snippet040, thanks to yidabu. It still has compile problems, that need further examination.
Frank Benoit <benoit@tionex.de>
parents:
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266 protected int doCompare(Viewer viewer, Object e1, Object e2) {
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267 Person p1 = cast(Person) e1;
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268 Person p2 = cast(Person) e2;
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269 return p1.email.compareToIgnoreCase(p2.email);
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270 }
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271 };
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272
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273 Person[] model = createModel();
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274 v.setInput( new ArrayWrapperT!(Person)(model));
87
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275 v.getTable().setLinesVisible(true);
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276 v.getTable().setHeaderVisible(true);
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277 cSorter.setSorter(cSorter, ColumnViewerSorter.ASC);
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278 }
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279
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280 private Person[] createModel() {
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281 Person[] elements = new Person[4];
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282 elements[0] = new Person("Tom", "Schindl",
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283 "tom.schindl@bestsolution.at");
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284 elements[1] = new Person("Boris", "Bokowski",
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285 "Boris_Bokowski@ca.ibm.com");
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286 elements[2] = new Person("Tod", "Creasey", "Tod_Creasey@ca.ibm.com");
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287 elements[3] = new Person("Wayne", "Beaton", "wayne@eclipse.org");
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288
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289 return elements;
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290 }
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291
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292 /**
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293 * @param args
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294 */
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295 public static void main(String[] args) {
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296 Display display = new Display();
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297
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298 Shell shell = new Shell(display);
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299 shell.setLayout(new FillLayout());
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300 new Snippet040TableViewerSorting(shell);
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301 shell.open();
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302
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303 while (!shell.isDisposed()) {
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304 if (!display.readAndDispatch())
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305 display.sleep();
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306 }
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307 display.dispose();
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308 }
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309
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310 }