Mercurial > dive4elements > river
annotate gwt-client/src/main/java/org/dive4elements/river/client/client/ui/LinkSelection.java @ 9071:a561b882436d
create module bundu (Betrieb & Unterhaltung)
incl. original Fixierungsanalyse+Ausgelagerte Wasserspiegellage
author | gernotbelger |
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date | Wed, 16 May 2018 11:08:56 +0200 |
parents | c15cebcf60da |
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rev | line source |
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by Intevation GmbH |
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3 * |
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4 * This file is Free Software under the GNU AGPL (>=v3) |
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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6 * documentation coming with Dive4Elements River for details. |
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7 */ |
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8 |
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9 package org.dive4elements.river.client.client.ui; |
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10 |
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11 import com.google.gwt.core.client.GWT; |
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12 import com.smartgwt.client.types.VerticalAlignment; |
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13 import com.smartgwt.client.widgets.Canvas; |
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14 import com.smartgwt.client.widgets.HTMLPane; |
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15 import com.smartgwt.client.widgets.Img; |
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16 import com.smartgwt.client.widgets.Label; |
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17 import com.smartgwt.client.widgets.events.VisibilityChangedEvent; |
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18 import com.smartgwt.client.widgets.events.VisibilityChangedHandler; |
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19 import com.smartgwt.client.widgets.form.DynamicForm; |
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20 import com.smartgwt.client.widgets.form.fields.LinkItem; |
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21 import com.smartgwt.client.widgets.form.fields.events.ClickEvent; |
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22 import com.smartgwt.client.widgets.form.fields.events.ClickHandler; |
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23 import com.smartgwt.client.widgets.form.fields.events.ItemHoverEvent; |
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24 import com.smartgwt.client.widgets.form.fields.events.ItemHoverHandler; |
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25 import com.smartgwt.client.widgets.layout.HLayout; |
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26 import com.smartgwt.client.widgets.layout.VLayout; |
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27 |
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28 import java.util.HashMap; |
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29 import java.util.Map; |
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30 |
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31 import org.dive4elements.river.client.client.FLYSConstants; |
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32 import org.dive4elements.river.client.client.event.StepForwardEvent; |
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33 import org.dive4elements.river.client.shared.model.Data; |
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34 import org.dive4elements.river.client.shared.model.DataItem; |
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35 import org.dive4elements.river.client.shared.model.DataList; |
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36 import org.dive4elements.river.client.shared.model.DefaultData; |
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37 import org.dive4elements.river.client.shared.model.DefaultDataItem; |
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38 |
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39 |
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40 /** |
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41 * This UIProvider displays the DataItems of the Data object in a list of links. |
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42 * |
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43 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> |
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44 */ |
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45 public class LinkSelection |
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46 extends MapSelection |
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47 implements VisibilityChangedHandler |
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48 { |
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49 |
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50 private static final long serialVersionUID = -7138270638349711024L; |
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51 |
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52 /** The message class that provides i18n strings.*/ |
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53 protected FLYSConstants messages = GWT.create(FLYSConstants.class); |
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54 |
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55 /** The selected river*/ |
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56 protected Data river; |
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57 private static Map<String, Img> riverHighlight; |
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58 private static Map<String, HLayout> riverList; |
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59 private static String selected; |
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60 private static HLayout columns; |
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61 |
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62 private static Trigger trigger; |
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63 |
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64 private Canvas module; |
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65 |
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66 |
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67 private class Trigger { |
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68 |
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69 private final LinkSelection ls; |
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70 |
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71 public Trigger(LinkSelection ls) { |
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72 this.ls = ls; |
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73 } |
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74 |
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75 public void trigger(String name) { |
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76 DataItem item = new DefaultDataItem( |
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77 name, |
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78 null, |
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79 name); |
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80 |
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81 river = new DefaultData( |
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82 "river", |
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83 null, |
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84 null, |
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85 new DataItem [] {item}); |
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86 this.ls.fireStepForwardEvent (new StepForwardEvent (getData())); |
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87 } |
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88 } |
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89 |
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90 /** |
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91 * This method currently returns a |
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92 * {@link com.smartgwt.client.widgets.form.DynamicForm} that contains all |
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93 * data items in a list of links stored in <i>data</i>. |
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94 * |
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95 * @param data The {@link Data} object. |
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96 * |
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97 * @return a combobox. |
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98 */ |
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99 @Override |
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100 public Canvas create(DataList data) { |
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101 trigger = new Trigger(this); |
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102 createCallback(); |
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103 riverHighlight = new HashMap<String, Img>(); |
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104 riverList = new HashMap<String, HLayout>(); |
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105 |
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106 VLayout v = new VLayout(); |
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107 v.setMembersMargin(10); |
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108 v.setAlign(VerticalAlignment.TOP); |
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109 if (data.getState() == null) { |
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110 module = super.createWidget(data); |
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111 v.addMember(module); |
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112 } |
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113 else { |
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114 module = null; |
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115 } |
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116 Canvas content = createWidget(data); |
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117 v.addMember(content); |
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118 |
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119 return v; |
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120 } |
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121 |
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122 |
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123 @Override |
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124 public Canvas createOld(DataList dataList) { |
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125 HLayout layout = new HLayout(); |
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126 VLayout vLayout = new VLayout(); |
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127 layout.setWidth("400px"); |
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128 |
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129 Label label = new Label(dataList.getLabel()); |
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130 label.setWidth("200px"); |
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131 |
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132 int size = dataList.size(); |
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133 for (int i = 0; i < size; i++) { |
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134 Data data = dataList.get(i); |
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135 DataItem[] items = data.getItems(); |
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136 |
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137 for (DataItem item: items) { |
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138 HLayout hLayout = new HLayout(); |
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139 |
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140 hLayout.addMember(label); |
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141 hLayout.addMember(new Label(item.getLabel())); |
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142 |
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143 vLayout.addMember(hLayout); |
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144 vLayout.setWidth("130px"); |
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145 } |
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146 } |
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147 |
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148 layout.addMember(label); |
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149 layout.addMember(vLayout); |
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150 |
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151 return layout; |
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152 } |
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153 |
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154 |
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155 /** |
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156 * This method creates the content of the widget. |
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157 * |
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158 * @param data The {@link Data} object. |
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159 * |
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160 * @return a list of links |
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161 */ |
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162 @Override |
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163 protected Canvas createWidget(DataList data) { |
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164 GWT.log("LinkSelection - create()"); |
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165 |
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166 VLayout layout = new VLayout(); |
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167 layout.setAlign(VerticalAlignment.TOP); |
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168 // XXX: This an evil hack because of misuse of static vars! |
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169 layout.setHeight(25); |
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170 columns = new HLayout(); |
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171 VLayout formLayout1 = new VLayout(); |
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172 VLayout formLayout2 = new VLayout(); |
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173 |
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174 formLayout1.setLayoutLeftMargin(60); |
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175 |
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176 int size = data.size(); |
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177 |
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178 for (int i = 0; i < size; i++) { |
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179 Data d = data.get(i); |
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180 |
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181 Label label = new Label(d.getDescription()); |
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182 label.setValign(VerticalAlignment.TOP); |
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183 label.setHeight(20); |
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184 label.setWidth(400); |
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185 |
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186 int counter = 0; |
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187 for (DataItem item: d.getItems()) { |
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188 HLayout row = new HLayout(); |
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189 row.setTitle(item.getLabel()); |
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190 LinkItem link = new LinkItem("river"); |
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191 link.setHoverDelay(0); |
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192 link.setLinkTitle(item.getLabel()); |
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193 link.setValue(item.getStringValue()); |
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194 link.setShowTitle(false); |
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195 Img img = new Img(); |
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196 img.setShowTitle(false); |
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197 img.setSrc("symbol_selected.png"); |
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198 img.setWidth(18); |
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199 img.setHeight(18); |
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200 img.setVisible(false); |
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201 Canvas container = new Canvas(); |
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202 container.addChild(img); |
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203 container.setHeight(20); |
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204 container.setWidth(20); |
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205 DynamicForm f = new DynamicForm(); |
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206 riverList.put(item.getStringValue(), row); |
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207 riverHighlight.put(item.getStringValue(), img); |
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208 f.setItems(link); |
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209 row.addMember(container); |
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210 row.addMember(f); |
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211 row.addVisibilityChangedHandler(this); |
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212 link.setColSpan(20); |
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213 if (counter < d.getItems().length/2) { |
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214 formLayout1.addMember(row); |
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215 } |
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216 else { |
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217 formLayout2.addMember(row); |
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218 } |
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219 counter++; |
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220 link.addClickHandler(new ClickHandler() { |
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221 @Override |
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222 public void onClick(ClickEvent event) { |
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223 DataItem item = new DefaultDataItem( |
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224 ((LinkItem)event.getItem()).getLinkTitle(), |
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225 null, |
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226 ((LinkItem)event.getItem()).getLinkTitle()); |
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227 |
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228 river = new DefaultData( |
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229 "river", |
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230 null, |
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231 null, |
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232 new DataItem [] {item}); |
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233 fireStepForwardEvent (new StepForwardEvent (getData())); |
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234 } |
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235 }); |
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236 link.addItemHoverHandler(new ItemHoverHandler() { |
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237 @Override |
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238 public void onItemHover(ItemHoverEvent event) { |
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239 String river = |
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240 ((LinkItem)event.getItem()).getValue().toString(); |
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241 Img item = riverHighlight.get(river); |
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242 if (item != null) { |
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243 item.setVisible(true); |
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244 if (selected != null && !selected.equals(river)) { |
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245 riverHighlight.get(selected).setVisible(false); |
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246 } |
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247 callHighlightRiver(river); |
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248 selected = river; |
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249 } |
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250 } |
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251 }); |
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252 } |
282
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253 |
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254 if (module != null) { |
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255 getModuleSelection().setRivers(riverList); |
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256 } |
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257 label.setWidth(50); |
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258 |
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259 layout.addMember(label); |
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260 columns.addMember(formLayout1); |
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261 columns.addMember(formLayout2); |
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262 layout.addMember(columns); |
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263 |
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264 } |
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265 HTMLPane map = new HTMLPane(); |
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266 map.setContentsURL("images/FLYS_Karte_interactive.html"); |
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267 |
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268 helperContainer.addMember(map); |
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269 return layout; |
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270 } |
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271 |
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272 |
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273 @Override |
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274 protected Data[] getData() { |
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275 Data[] module = super.getData(); |
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276 if (module != null) { |
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277 return new Data[] {module[0], river}; |
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278 } |
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279 else { |
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280 return new Data[] {river}; |
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281 } |
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282 } |
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283 |
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284 private native void createCallback() /*-{ |
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285 $wnd.highlightRiver = @org.dive4elements.river.client.client.ui.LinkSelection::highlightCallback(Ljava/lang/String;); |
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286 $wnd.unHighlightRiver = @org.dive4elements.river.client.client.ui.LinkSelection::unHighlightCallback(Ljava/lang/String;); |
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287 $wnd.selectRiver = @org.dive4elements.river.client.client.ui.LinkSelection::selectCallback(Ljava/lang/String;); |
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288 $wnd.availableRiver = @org.dive4elements.river.client.client.ui.LinkSelection::availableRiver(Ljava/lang/String;); |
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289 }-*/; |
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290 |
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291 private static void highlightCallback(String name) { |
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292 if (riverHighlight.containsKey(name)) { |
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293 riverHighlight.get(name).setVisible(true); |
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294 if(selected != null && !selected.equals(name)) { |
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295 riverHighlight.get(selected).setVisible(false); |
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296 } |
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297 selected = name; |
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298 } |
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299 } |
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300 |
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301 private static void unHighlightCallback(String name) { |
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302 if (riverHighlight.containsKey(name)) { |
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303 riverHighlight.get(name).setVisible(false); |
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304 selected = null; |
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305 } |
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306 } |
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307 |
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308 private static boolean availableRiver(String river) { |
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309 HLayout row = riverList.get(river); |
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310 return row != null && row.isVisible(); |
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311 } |
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312 |
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313 private static void selectCallback(String name) { |
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314 if (availableRiver(name)) { |
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315 String river = riverList.get(name).getTitle(); |
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316 trigger.trigger(river); |
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317 } |
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318 } |
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319 |
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320 private native void callHighlightRiver(String name) /*-{ |
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321 $wnd.highlight(name); |
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322 }-*/; |
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323 |
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324 |
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325 @Override |
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326 public void onVisibilityChanged(VisibilityChangedEvent event) { |
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327 for (Map.Entry<String, Img> entry: riverHighlight.entrySet()) { |
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328 entry.getValue().setVisible(false); |
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329 } |
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330 selected = null; |
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331 } |
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332 } |
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333 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |