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annotate dwtx/jface/action/ContributionManager.d @ 90:7ffeace6c47f

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Update 3.4M7 to 3.4
author Frank Benoit <benoit@tionex.de>
date Sun, 06 Jul 2008 23:30:07 +0200
parents 5df4896124c7
children 04b47443bb01
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2008 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 module dwtx.jface.action.ContributionManager;
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14
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15 import dwtx.jface.action.ActionContributionItem;
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17 import dwtx.jface.action.IContributionManager;
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18 import dwtx.jface.action.IContributionItem;
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19 import dwtx.jface.action.IContributionManagerOverrides;
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20 import dwtx.jface.action.IAction;
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21
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22 import tango.util.collection.ArraySeq;
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23 import tango.util.collection.model.Seq;
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24
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25 import dwtx.core.runtime.Assert;
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26 import dwtx.jface.util.Policy;
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28 import dwt.dwthelper.utils;
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29 import tango.io.Stdout;
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30 import tango.core.Exception;
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31 import tango.text.convert.Format;
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32
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33 /**
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34 * Abstract base class for all contribution managers, and standard
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35 * implementation of <code>IContributionManager</code>. This class provides
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36 * functionality common across the specific managers defined by this framework.
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37 * <p>
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38 * This class maintains a list of contribution items and a dirty flag, both as
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39 * internal state. In addition to providing implementations of most
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40 * <code>IContributionManager</code> methods, this class automatically
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41 * coalesces adjacent separators, hides beginning and ending separators, and
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42 * deals with dynamically changing sets of contributions. When the set of
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43 * contributions does change dynamically, the changes are propagated to the
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44 * control via the <code>update</code> method, which subclasses must
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45 * implement.
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46 * </p>
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47 * <p>
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48 * Note: A <code>ContributionItem</code> cannot be shared between different
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49 * <code>ContributionManager</code>s.
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50 * </p>
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51 */
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52 public abstract class ContributionManager : IContributionManager {
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53
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54 // Internal debug flag.
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55 // protected static final bool DEBUG = false;
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56
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57 /**
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58 * The list of contribution items.
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59 */
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60 private Seq!(IContributionItem) contributions;
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61
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62 /**
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63 * Indicates whether the widgets are in sync with the contributions.
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64 */
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65 private bool isDirty_ = true;
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66
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67 /**
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68 * Number of dynamic contribution items.
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69 */
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70 private int dynamicItems = 0;
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71
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72 /**
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73 * The overrides for items of this manager
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74 */
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75 private IContributionManagerOverrides overrides;
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76
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77 /**
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78 * Creates a new contribution manager.
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79 */
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80 protected this() {
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81 contributions = new ArraySeq!(IContributionItem);
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82 // Do nothing.
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83 }
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84
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85 /*
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86 * (non-Javadoc) Method declared on IContributionManager.
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87 */
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88 public void add(IAction action) {
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89 Assert.isNotNull( cast(Object)action, "Action must not be null"); //$NON-NLS-1$
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90 add(new ActionContributionItem(action));
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91 }
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92
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93 /*
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94 * (non-Javadoc) Method declared on IContributionManager.
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95 */
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96 public void add(IContributionItem item) {
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97 Assert.isNotNull( cast(Object)item, "Item must not be null"); //$NON-NLS-1$
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98 if (allowItem(item)) {
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99 contributions.append(item);
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100 itemAdded(item);
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101 }
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102 }
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103
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104 /**
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105 * Adds a contribution item to the start or end of the group with the given
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106 * name.
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107 *
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108 * @param groupName
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109 * the name of the group
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110 * @param item
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111 * the contribution item
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112 * @param append
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113 * <code>true</code> to add to the end of the group, and
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114 * <code>false</code> to add the beginning of the group
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115 * @exception IllegalArgumentException
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116 * if there is no group with the given name
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117 */
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118 private void addToGroup(String groupName, IContributionItem item,
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119 bool append) {
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120 int i;
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121 auto items = contributions.elements();
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122 for (i = 0; items.more(); i++) {
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123 IContributionItem o = cast(IContributionItem) items.get();
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124 if (o.isGroupMarker()) {
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125 String id = o.getId();
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126 if (id !is null && id.equalsIgnoreCase(groupName)) {
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127 i++;
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128 if (append) {
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129 for (; items.more(); i++) {
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130 IContributionItem ci = cast(IContributionItem) items
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131 .get();
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132 if (ci.isGroupMarker()) {
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133 break;
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134 }
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135 }
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136 }
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137 if (allowItem(item)) {
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138 //TODO: does this corrupt the iterator?
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139 contributions.addAt(i, item);
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140 itemAdded(item);
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141 }
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142 return;
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143 }
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144 }
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145 }
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146 throw new IllegalArgumentException("Group not found: " ~ groupName);//$NON-NLS-1$
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147 }
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148
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149 /*
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150 * (non-Javadoc) Method declared on IContributionManager.
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151 */
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152 public void appendToGroup(String groupName, IAction action) {
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153 addToGroup(groupName, new ActionContributionItem(action), true);
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154 }
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155
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156 /*
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157 * (non-Javadoc) Method declared on IContributionManager.
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158 */
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159 public void appendToGroup(String groupName, IContributionItem item) {
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160 addToGroup(groupName, item, true);
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161 }
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162
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163 /**
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164 * This method allows subclasses of <code>ContributionManager</code> to
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165 * prevent certain items in the contributions list.
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166 * <code>ContributionManager</code> will either block or allow an addition
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167 * based on the result of this method call. This can be used to prevent
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168 * duplication, for example.
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169 *
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170 * @param itemToAdd
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171 * The contribution item to be added; may be <code>null</code>.
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172 * @return <code>true</code> if the addition should be allowed;
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173 * <code>false</code> otherwise. The default implementation allows
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174 * all items.
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175 * @since 3.0
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176 */
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177 protected bool allowItem(IContributionItem itemToAdd) {
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178 return true;
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179 }
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180
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181 /**
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182 * Internal debug method for printing statistics about this manager to
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183 * <code>System.out</code>.
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184 */
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185 protected void dumpStatistics() {
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186 int size = 0;
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187 if (contributions !is null) {
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188 size = contributions.size();
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189 }
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190
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191 Stdout.formatln(this.toString());
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192 Stdout.formatln(" Number of elements: {}", size);//$NON-NLS-1$
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193 int sum = 0;
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194 for (int i = 0; i < size; i++) {
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195 if ((cast(IContributionItem) contributions.get(i)).isVisible()) {
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196 sum++;
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197 }
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198 }
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199 Stdout.formatln(" Number of visible elements: {}", sum);//$NON-NLS-1$
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200 Stdout.formatln(" Is dirty: {}", isDirty()); //$NON-NLS-1$
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201 }
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202
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203 /*
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204 * (non-Javadoc) Method declared on IContributionManager.
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205 */
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206 public IContributionItem find(String id) {
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207 auto e = contributions.elements();
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208 while (e.more()) {
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209 IContributionItem item = cast(IContributionItem) e.get();
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210 String itemId = item.getId();
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211 if (itemId !is null && itemId.equalsIgnoreCase(id)) {
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212 return item;
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213 }
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214 }
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215 return null;
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216 }
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217
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218 /*
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219 * (non-Javadoc) Method declared on IContributionManager.
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220 */
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221 public IContributionItem[] getItems() {
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222 return contributions.toArray();
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223 }
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224
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225 /**
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226 * Return the number of contributions in this manager.
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227 *
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228 * @return the number of contributions in this manager
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229 * @since 3.3
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230 */
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231 public int getSize() {
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232 return contributions.size();
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233 }
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234
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235 /**
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236 * The <code>ContributionManager</code> implementation of this method
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237 * declared on <code>IContributionManager</code> returns the current
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238 * overrides. If there is no overrides it lazily creates one which overrides
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239 * no item state.
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240 *
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241 * @since 2.0
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242 */
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243 public IContributionManagerOverrides getOverrides() {
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244 if (overrides is null) {
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245 overrides = new class IContributionManagerOverrides {
70
46a6e0e6ccd4 Merge with d-fied sources of 3.4M7
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246 public Boolean getEnabled(IContributionItem item) {
16
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247 return null;
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248 }
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249
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250 public ValueWrapperInt getAccelerator(IContributionItem item) {
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251 return null;
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252 }
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253
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254 public String getAcceleratorText(IContributionItem item) {
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255 return null;
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256 }
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257
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258 public String getText(IContributionItem item) {
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259 return null;
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260 }
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261 };
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262 }
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263 return overrides;
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264 }
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265
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266 /**
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267 * Returns whether this contribution manager contains dynamic items. A
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268 * dynamic contribution item contributes items conditionally, dependent on
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269 * some internal state.
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270 *
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271 * @return <code>true</code> if this manager contains dynamic items, and
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272 * <code>false</code> otherwise
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273 */
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274 protected bool hasDynamicItems() {
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275 return (dynamicItems > 0);
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276 }
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277
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278 /**
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279 * Returns the index of the item with the given id.
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280 *
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281 * @param id
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282 * The id of the item whose index is requested.
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283 *
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284 * @return <code>int</code> the index or -1 if the item is not found
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285 */
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286 public int indexOf(String id) {
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287 for (int i = 0; i < contributions.size(); i++) {
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288 IContributionItem item = cast(IContributionItem) contributions.get(i);
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289 String itemId = item.getId();
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290 if (itemId !is null && itemId.equalsIgnoreCase(id)) {
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291 return i;
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292 }
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293 }
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294 return -1;
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295 }
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296
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297 /**
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298 * Returns the index of the object in the internal structure. This is
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299 * different from <code>indexOf(String id)</code> since some contribution
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300 * items may not have an id.
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301 *
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302 * @param item
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303 * The contribution item
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304 * @return the index, or -1 if the item is not found
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305 * @since 3.0
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306 */
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307 protected int indexOf(IContributionItem item) {
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308 int res = -1;
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309 int idx = 0;
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310 foreach( e; contributions ){
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311 if( e == item ) {
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312 res = idx;
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313 break;
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314 }
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315 idx++;
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316 }
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317 return res;
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318 }
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319
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320 /**
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321 * Insert the item at the given index.
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322 *
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323 * @param index
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324 * The index to be used for insertion
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325 * @param item
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326 * The item to be inserted
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327 */
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328 public void insert(int index, IContributionItem item) {
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329 if (index > contributions.size()) {
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330 throw new IndexOutOfBoundsException( Format(
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331 "inserting {} at {}", item.getId(), index)); //$NON-NLS-1$ //$NON-NLS-2$
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332 }
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333 if (allowItem(item)) {
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334 contributions.addAt(index, item);
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335 itemAdded(item);
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336 }
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337 }
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338
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339 /*
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340 * (non-Javadoc) Method declared on IContributionManager.
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341 */
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342 public void insertAfter(String ID, IAction action) {
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343 insertAfter(ID, new ActionContributionItem(action));
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344 }
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345
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346 /*
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347 * (non-Javadoc) Method declared on IContributionManager.
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348 */
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349 public void insertAfter(String ID, IContributionItem item) {
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350 IContributionItem ci = find(ID);
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351 if (ci is null) {
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352 throw new IllegalArgumentException(Format("can't find ID{}", ID));//$NON-NLS-1$
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353 }
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354 int ix = SeqIndexOf!(IContributionItem)( contributions, ci );
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355 if (ix >= 0) {
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356 // System.out.println("insert after: " + ix);
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357 if (allowItem(item)) {
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358 contributions.addAt(ix + 1, item);
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359 itemAdded(item);
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360 }
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361 }
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362 }
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363
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364 /*
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365 * (non-Javadoc) Method declared on IContributionManager.
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366 */
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367 public void insertBefore(String ID, IAction action) {
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368 insertBefore(ID, new ActionContributionItem(action));
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369 }
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370
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371 /*
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372 * (non-Javadoc) Method declared on IContributionManager.
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373 */
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374 public void insertBefore(String ID, IContributionItem item) {
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375 IContributionItem ci = find(ID);
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376 if (ci is null) {
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377 throw new IllegalArgumentException(Format("can't find ID {}", ID));//$NON-NLS-1$
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378 }
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379 int ix = SeqIndexOf!(IContributionItem)(contributions,ci);
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380 if (ix >= 0) {
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381 // System.out.println("insert before: " + ix);
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382 if (allowItem(item)) {
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383 contributions.addAt(ix, item);
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384 itemAdded(item);
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385 }
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386 }
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387 }
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388
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389 /*
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390 * (non-Javadoc) Method declared on IContributionManager.
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391 */
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392 public bool isDirty() {
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393 if (isDirty_) {
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394 return true;
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395 }
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396 if (hasDynamicItems()) {
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397 foreach( e; contributions ){
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398 IContributionItem item = cast(IContributionItem) e;
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399 if (item.isDirty()) {
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400 return true;
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401 }
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402 }
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parents:
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403 }
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404 return false;
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parents:
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405 }
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parents:
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406
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parents:
diff changeset
407 /*
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parents:
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408 * (non-Javadoc) Method declared on IContributionManager.
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parents:
diff changeset
409 */
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410 public bool isEmpty() {
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parents:
diff changeset
411 return contributions.drained();
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parents:
diff changeset
412 }
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parents:
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413
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parents:
diff changeset
414 /**
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parents:
diff changeset
415 * The given item was added to the list of contributions. Marks the manager
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parents:
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416 * as dirty and updates the number of dynamic items, and the memento.
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parents:
diff changeset
417 *
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parents:
diff changeset
418 * @param item
e0f0aaf75edd PopupDialog, bindings and actions
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parents:
diff changeset
419 * the item to be added
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parents:
diff changeset
420 *
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parents:
diff changeset
421 */
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parents:
diff changeset
422 protected void itemAdded(IContributionItem item) {
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diff changeset
423 item.setParent(this);
e0f0aaf75edd PopupDialog, bindings and actions
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parents:
diff changeset
424 markDirty();
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parents:
diff changeset
425 if (item.isDynamic()) {
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parents:
diff changeset
426 dynamicItems++;
e0f0aaf75edd PopupDialog, bindings and actions
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parents:
diff changeset
427 }
e0f0aaf75edd PopupDialog, bindings and actions
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parents:
diff changeset
428 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
429
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parents:
diff changeset
430 /**
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parents:
diff changeset
431 * The given item was removed from the list of contributions. Marks the
e0f0aaf75edd PopupDialog, bindings and actions
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parents:
diff changeset
432 * manager as dirty and updates the number of dynamic items.
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parents:
diff changeset
433 *
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
434 * @param item
e0f0aaf75edd PopupDialog, bindings and actions
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parents:
diff changeset
435 * remove given parent from list of contributions
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parents:
diff changeset
436 */
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parents:
diff changeset
437 protected void itemRemoved(IContributionItem item) {
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parents:
diff changeset
438 item.setParent(null);
e0f0aaf75edd PopupDialog, bindings and actions
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parents:
diff changeset
439 markDirty();
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parents:
diff changeset
440 if (item.isDynamic()) {
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parents:
diff changeset
441 dynamicItems--;
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diff changeset
442 }
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parents:
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443 }
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parents:
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444
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parents:
diff changeset
445 /*
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parents:
diff changeset
446 * (non-Javadoc) Method declared on IContributionManager.
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
447 */
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parents:
diff changeset
448 public void markDirty() {
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parents:
diff changeset
449 setDirty(true);
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parents:
diff changeset
450 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
451
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
452 /*
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
453 * (non-Javadoc) Method declared on IContributionManager.
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
454 */
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parents:
diff changeset
455 public void prependToGroup(String groupName, IAction action) {
e0f0aaf75edd PopupDialog, bindings and actions
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parents:
diff changeset
456 addToGroup(groupName, new ActionContributionItem(action), false);
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parents:
diff changeset
457 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
458
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
459 /*
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
460 * (non-Javadoc) Method declared on IContributionManager.
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
461 */
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parents:
diff changeset
462 public void prependToGroup(String groupName, IContributionItem item) {
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
463 addToGroup(groupName, item, false);
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parents:
diff changeset
464 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
465
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
466 /*
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
467 * (non-Javadoc) Method declared on IContributionManager.
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
468 */
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parents:
diff changeset
469 public IContributionItem remove(String ID) {
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parents:
diff changeset
470 IContributionItem ci = find(ID);
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parents:
diff changeset
471 if (ci is null) {
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parents:
diff changeset
472 return null;
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parents:
diff changeset
473 }
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parents:
diff changeset
474 return remove(ci);
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
475 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
476
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
477 /*
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
478 * (non-Javadoc) Method declared on IContributionManager.
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
479 */
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parents:
diff changeset
480 public IContributionItem remove(IContributionItem item) {
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parents:
diff changeset
481 bool contained = contributions.contains(item);
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parents:
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482 contributions.remove(item);
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Frank Benoit <benoit@tionex.de>
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483 if (contained) {
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484 itemRemoved(item);
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485 return item;
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parents:
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486 }
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parents:
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487 return null;
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parents:
diff changeset
488 }
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parents:
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489
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Frank Benoit <benoit@tionex.de>
parents:
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490 /*
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Frank Benoit <benoit@tionex.de>
parents:
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491 * (non-Javadoc) Method declared on IContributionManager.
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
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492 */
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Frank Benoit <benoit@tionex.de>
parents:
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493 public void removeAll() {
e0f0aaf75edd PopupDialog, bindings and actions
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parents:
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494 IContributionItem[] items = getItems();
e0f0aaf75edd PopupDialog, bindings and actions
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parents:
diff changeset
495 contributions.clear();
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Frank Benoit <benoit@tionex.de>
parents:
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496 for (int i = 0; i < items.length; i++) {
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parents:
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497 IContributionItem item = items[i];
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
498 itemRemoved(item);
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Frank Benoit <benoit@tionex.de>
parents:
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499 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
500 dynamicItems = 0;
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
501 markDirty();
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
502 }
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
503
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
504 /**
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
505 * Replaces the item of the given identifier with another contribution item.
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
506 * This can be used, for example, to replace large contribution items with
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
507 * placeholders to avoid memory leaks. If the identifier cannot be found in
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
508 * the current list of items, then this does nothing. If multiple
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
509 * occurrences are found, then the replacement items is put in the first
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
510 * position and the other positions are removed.
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
511 *
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
512 * @param identifier
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
513 * The identifier to look for in the list of contributions;
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
514 * should not be <code>null</code>.
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
515 * @param replacementItem
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
516 * The contribution item to replace the old item; must not be
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
517 * <code>null</code>. Use
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
518 * {@link dwtx.jface.action.ContributionManager#remove(java.lang.String) remove}
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
519 * if that is what you want to do.
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
520 * @return <code>true</code> if the given identifier can be; <code>
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
521 * @since 3.0
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Frank Benoit <benoit@tionex.de>
parents:
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522 */
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
523 public bool replaceItem(String identifier,
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
524 IContributionItem replacementItem) {
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
525 if (identifier is null) {
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
526 return false;
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
527 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
528
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
529 int index = indexOf(identifier);
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
530 if (index < 0) {
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
531 return false; // couldn't find the item.
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
532 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
533
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
534 // Remove the old item.
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
535 IContributionItem oldItem = cast(IContributionItem) contributions
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
536 .get(index);
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
537 itemRemoved(oldItem);
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
538
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
539 // Add the new item.
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Frank Benoit <benoit@tionex.de>
parents:
diff changeset
540 contributions.replaceAt(index, replacementItem);
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
541 itemAdded(replacementItem); // throws NPE if (replacementItem is null)
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
542
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
543 // Go through and remove duplicates.
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
544 for (int i = contributions.size() - 1; i > index; i--) {
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
545 IContributionItem item = cast(IContributionItem) contributions.get(i);
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
546 if ((item !is null) && (identifier.equals(item.getId()))) {
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
547 if (Policy.TRACE_TOOLBAR) {
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
548 Stdout.formatln("Removing duplicate on replace: {}", identifier); //$NON-NLS-1$
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
549 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
550 contributions.removeAt(i);
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
551 itemRemoved(item);
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
552 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
553 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
554
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
555 return true; // success
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
556 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
557
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
558 /**
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
559 * Sets whether this manager is dirty. When dirty, the list of contributions
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
560 * is not accurately reflected in the corresponding widgets.
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
561 *
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
562 * @param dirty
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
563 * <code>true</code> if this manager is dirty, and
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
564 * <code>false</code> if it is up-to-date
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
565 */
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
566 protected void setDirty(bool dirty) {
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
567 isDirty_ = dirty;
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
568 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
569
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
570 /**
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
571 * Sets the overrides for this contribution manager
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
572 *
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
573 * @param newOverrides
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
574 * the overrides for the items of this manager
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
575 * @since 2.0
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
576 */
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
577 public void setOverrides(IContributionManagerOverrides newOverrides) {
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
578 overrides = newOverrides;
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
579 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
580
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
581 /**
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
582 * An internal method for setting the order of the contribution items.
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
583 *
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
584 * @param items
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
585 * the contribution items in the specified order
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
586 * @since 3.0
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
587 */
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
588 protected void internalSetItems(IContributionItem[] items) {
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
589 contributions.clear();
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
590 for (int i = 0; i < items.length; i++) {
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
591 if (allowItem(items[i])) {
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
592 contributions.append(items[i]);
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
593 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
594 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
595 }
e0f0aaf75edd PopupDialog, bindings and actions
Frank Benoit <benoit@tionex.de>
parents:
diff changeset
596 }