Mercurial > dive4elements > river
annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/SingleLocationPanel.java @ 837:29966a53cfeb
Datacage: Use 'ids' instead of 'num' in user specific part, too.
flys-client/trunk@2553 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Wed, 24 Aug 2011 10:58:15 +0000 |
parents | dfbc6693247e |
children | 9bb8b7a751ec |
rev | line source |
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1 package de.intevation.flys.client.client.ui; |
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2 |
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3 import java.util.ArrayList; |
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4 import java.util.List; |
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5 |
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6 import com.google.gwt.core.client.GWT; |
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7 import com.google.gwt.i18n.client.NumberFormat; |
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8 import com.google.gwt.user.client.rpc.AsyncCallback; |
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9 |
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10 import com.smartgwt.client.util.SC; |
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11 import com.smartgwt.client.widgets.Canvas; |
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12 import com.smartgwt.client.widgets.Label; |
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13 import com.smartgwt.client.widgets.form.fields.events.BlurHandler; |
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14 import com.smartgwt.client.widgets.form.fields.events.BlurEvent; |
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15 import com.smartgwt.client.widgets.form.fields.FormItem; |
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16 import com.smartgwt.client.widgets.layout.HLayout; |
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17 import com.smartgwt.client.widgets.layout.VLayout; |
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18 import com.smartgwt.client.widgets.grid.ListGrid; |
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19 import com.smartgwt.client.widgets.grid.ListGridField; |
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20 import com.smartgwt.client.widgets.grid.ListGridRecord; |
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21 import com.smartgwt.client.widgets.grid.events.RecordClickHandler; |
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22 import com.smartgwt.client.widgets.grid.events.RecordClickEvent; |
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23 |
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24 import com.smartgwt.client.types.ListGridFieldType; |
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25 |
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26 import de.intevation.flys.client.shared.model.Data; |
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27 import de.intevation.flys.client.shared.model.DataItem; |
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28 import de.intevation.flys.client.shared.model.DataList; |
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29 import de.intevation.flys.client.shared.model.DefaultData; |
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30 import de.intevation.flys.client.shared.model.DefaultDataItem; |
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31 import de.intevation.flys.client.shared.model.DistanceInfoObject; |
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32 import de.intevation.flys.client.shared.model.DistanceInfoRecord; |
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33 import de.intevation.flys.client.shared.model.ArtifactDescription; |
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34 |
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35 import de.intevation.flys.client.client.services.DistanceInfoService; |
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36 import de.intevation.flys.client.client.services.DistanceInfoServiceAsync; |
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37 import de.intevation.flys.client.client.FLYSConstants; |
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38 import de.intevation.flys.client.client.FLYSImages; |
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39 import de.intevation.flys.client.client.Config; |
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40 |
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41 |
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42 /** |
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43 * This UIProvider creates a widget to enter locations. |
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44 * |
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45 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> |
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46 */ |
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47 public class SingleLocationPanel |
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48 extends AbstractUIProvider |
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49 { |
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50 /** The message class that provides i18n strings.*/ |
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51 protected FLYSConstants MESSAGES = GWT.create(FLYSConstants.class); |
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52 |
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53 /** The interface that provides the image resources. */ |
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54 private FLYSImages IMAGES = GWT.create(FLYSImages.class); |
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55 |
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56 /** The DistanceInfoService used to retrieve locations about rivers.*/ |
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57 protected DistanceInfoServiceAsync distanceInfoService = |
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58 GWT.create(DistanceInfoService.class); |
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59 |
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60 /** A container that will contain the location or the distance panel.*/ |
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61 protected HLayout container; |
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62 |
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63 /** The minimal value that the user is allowed to enter.*/ |
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64 protected double min; |
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65 |
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66 /** The maximal value that the user is allowed to enter.*/ |
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67 protected double max; |
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68 |
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69 /** The values entered in the location mode.*/ |
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70 protected double[] values; |
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71 |
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72 /** The input panel for locations */ |
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73 protected DoubleArrayPanel locationPanel; |
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74 |
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75 /** The locations table */ |
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76 protected ListGrid locationTable; |
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77 |
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78 /** The table data. */ |
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79 protected DistanceInfoObject[] tableData; |
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80 |
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81 /** |
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82 * Creates a new LocationDistancePanel instance. |
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83 */ |
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84 public SingleLocationPanel() { |
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85 locationTable = new ListGrid(); |
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86 locationTable.setShowHeaderContextMenu(false); |
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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 creates a widget that contains a label, a panel with |
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92 * checkboxes to switch the input mode between location and distance input, |
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93 * and a the mode specific panel. |
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94 * |
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95 * @param data The data that might be inserted. |
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96 * |
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97 * @return a panel. |
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98 */ |
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99 public Canvas create(DataList data) { |
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100 VLayout layout = new VLayout(); |
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101 layout.setMembersMargin(10); |
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102 |
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103 Label label = new Label(MESSAGES.location ()); |
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104 Canvas widget = createWidget(data); |
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105 Canvas submit = getNextButton(); |
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106 |
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107 initDefaults(data); |
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108 |
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109 createLocationTable(); |
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110 |
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111 widget.setHeight(50); |
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112 label.setHeight(25); |
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113 |
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114 layout.addMember(label); |
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115 layout.addMember(widget); |
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116 layout.addMember(submit); |
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117 |
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118 return layout; |
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119 } |
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120 |
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121 |
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122 /** |
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123 * This method creates a table that contains the location values. |
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124 */ |
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125 protected void createLocationTable() { |
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126 GWT.log("---------- I WAS HERE ---------"); |
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127 locationTable.setWidth100(); |
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128 locationTable.setShowRecordComponents(true); |
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129 locationTable.setShowRecordComponentsByCell(true); |
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130 locationTable.setHeight100(); |
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131 locationTable.setEmptyMessage(MESSAGES.empty_table()); |
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132 |
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133 ListGridField addLocation = new ListGridField ("", ""); |
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134 addLocation.setType (ListGridFieldType.ICON); |
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135 addLocation.setWidth (20); |
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136 addLocation.addRecordClickHandler (new RecordClickHandler () { |
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137 public void onRecordClick (RecordClickEvent e) { |
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138 ListGridRecord[] records = locationTable.getSelection(); |
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139 double[] selected = new double[1]; |
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140 selected[0] = records[0].getAttributeAsDouble("from"); |
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141 setLocationValues(selected); |
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142 } |
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143 }); |
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144 addLocation.setCellIcon (IMAGES.markerGreen ().getURL ()); |
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145 |
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146 ListGridField ldescr = new ListGridField("description", |
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147 MESSAGES.description()); |
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148 ldescr.setType(ListGridFieldType.TEXT); |
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149 ldescr.setWidth("*"); |
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150 ListGridField lside = new ListGridField("riverside", |
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151 MESSAGES.riverside()); |
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152 lside.setType(ListGridFieldType.TEXT); |
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153 lside.setWidth(40); |
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154 |
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155 ListGridField loc = new ListGridField("from", MESSAGES.location()); |
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156 loc.setType(ListGridFieldType.TEXT); |
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157 loc.setWidth(40); |
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158 |
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159 ListGridField bottom = |
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160 new ListGridField("bottom", MESSAGES.bottom_edge()); |
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161 bottom.setType(ListGridFieldType.TEXT); |
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162 bottom.setWidth(30); |
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163 |
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164 ListGridField top = |
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165 new ListGridField("top", MESSAGES.top_edge()); |
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166 top.setType(ListGridFieldType.TEXT); |
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167 top.setWidth(30); |
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168 |
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169 locationTable.setFields( |
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170 addLocation, ldescr, loc, lside, bottom, top); |
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171 } |
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172 |
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173 |
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174 public Canvas createOld(DataList dataList) { |
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175 List<Data> items = dataList.getAll(); |
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176 Data dLocation = getData(items, "ld_locations"); |
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177 DataItem[] loc = dLocation.getItems(); |
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178 |
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179 HLayout layout = new HLayout(); |
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180 layout.setWidth("400px"); |
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181 |
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182 Label label = new Label(dataList.getLabel()); |
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183 label.setWidth("200px"); |
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184 |
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185 Canvas back = getBackButton(dataList.getState()); |
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186 |
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187 Label selected = new Label(loc[0].getLabel()); |
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188 selected.setWidth("130px"); |
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189 |
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190 layout.addMember(label); |
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191 layout.addMember(selected); |
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192 layout.addMember(back); |
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193 |
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194 return layout; |
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195 } |
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196 |
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197 |
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198 /** |
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199 * This method reads the default values defined in the DataItems of the Data |
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200 * objects in <i>list</i>. |
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201 * |
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202 * @param list The DataList container that stores the Data objects. |
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203 */ |
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204 protected void initDefaults(DataList list) { |
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205 Data data = list.get(0); |
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206 |
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207 if (data == null) { |
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208 return; |
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209 } |
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210 |
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211 DataItem[] items = data.getItems(); |
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212 DataItem iMin = getDataItem(items, "min"); |
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213 DataItem iMax = getDataItem(items, "max"); |
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214 |
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215 try { |
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216 min = Double.parseDouble(iMin.getStringValue()); |
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217 max = Double.parseDouble(iMax.getStringValue()); |
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218 } |
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219 catch (NumberFormatException nfe) { |
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220 SC.warn(MESSAGES.error_read_minmax_values()); |
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221 min = -Double.MAX_VALUE; |
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222 max = Double.MAX_VALUE; |
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223 } |
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224 |
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225 DataItem def = data.getDefault(); |
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226 String value = def.getStringValue(); |
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227 |
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228 try { |
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229 double d = Double.parseDouble(value); |
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230 setLocationValues(new double[] { d } ); |
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231 } |
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232 catch (NumberFormatException nfe) { |
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233 // could not parse, dont know what to do else |
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234 } |
238
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235 } |
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236 |
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237 |
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238 /** |
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239 * This method greps the Data with name <i>name</i> from the list and |
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240 * returns it. |
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241 * |
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242 * @param items A list of Data. |
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243 * @param name The name of the Data that we are searching for. |
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244 * |
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245 * @return the Data with the name <i>name</i>. |
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246 */ |
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247 protected Data getData(List<Data> data, String name) { |
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248 for (Data d: data) { |
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249 if (name.equals(d.getLabel())) { |
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250 return d; |
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251 } |
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252 } |
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253 |
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254 return null; |
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255 } |
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256 |
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257 |
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258 protected Canvas createWidget(DataList data) { |
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259 VLayout layout = new VLayout(); |
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260 container = new HLayout(); |
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261 |
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262 // the initial view will display the location input mode |
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263 locationPanel = new DoubleArrayPanel( |
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264 MESSAGES.unitLocation(), |
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265 getLocationValues(), |
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266 new BlurHandler(){public void onBlur(BlurEvent be) {}}); |
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267 container.addMember(locationPanel); |
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268 |
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269 layout.addMember(container); |
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270 |
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271 container.setMembersMargin(30); |
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272 |
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273 helperContainer.addMember(locationTable); |
238
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274 createInputPanel(); |
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275 return layout; |
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276 } |
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277 |
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278 |
563
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279 @Override |
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280 public List<String> validate() { |
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281 List<String> errors = new ArrayList<String>(); |
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282 NumberFormat nf = NumberFormat.getDecimalFormat(); |
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283 |
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284 saveLocationValues(locationPanel); |
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285 |
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286 if (!locationPanel.validateForm()) { |
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287 errors.add(MESSAGES.wrongFormat()); |
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288 return errors; |
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289 } |
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290 |
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291 double[] values = getLocationValues(); |
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292 double[] good = new double[values.length]; |
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293 int idx = 0; |
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294 |
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295 for (double value: values) { |
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296 if (value < min || value > max) { |
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297 String tmp = MESSAGES.error_validate_range(); |
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298 tmp = tmp.replace("$1", nf.format(value)); |
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299 tmp = tmp.replace("$2", nf.format(min)); |
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300 tmp = tmp.replace("$3", nf.format(max)); |
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301 errors.add(tmp); |
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302 } |
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303 else { |
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304 good[idx++] = value; |
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305 } |
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306 } |
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307 |
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308 double[] justGood = new double[idx]; |
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309 for (int i = 0; i < justGood.length; i++) { |
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310 justGood[i] = good[i]; |
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311 } |
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312 |
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313 if (!errors.isEmpty()) { |
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314 locationPanel.setValues(justGood); |
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315 } |
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316 |
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317 return errors; |
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318 } |
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319 |
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320 |
238
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321 /** |
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322 * This method returns the selected data. |
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323 * |
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324 * @return the selected/inserted data. |
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325 */ |
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326 public Data[] getData() { |
242
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327 saveLocationValues(locationPanel); |
238
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328 double[] values = getLocationValues(); |
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329 Data[] data = new Data[values.length]; |
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330 DataItem item = new DefaultDataItem(); |
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331 for (int i = 0; i < values.length; i++) { |
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332 item = new DefaultDataItem( |
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333 "ld_locations", |
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334 "ld_locations", |
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335 Double.valueOf(values[i]).toString()); |
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336 data[i] = new DefaultData( |
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337 "ld_locations", |
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338 null, |
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339 null, |
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340 new DataItem[] {item}); |
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341 } |
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342 return data; |
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343 } |
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344 |
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345 |
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346 |
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347 |
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348 /** |
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349 * Validates and stores all values entered in the location mode. |
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350 * |
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351 * @param p The DoubleArrayPanel. |
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352 */ |
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353 protected void saveLocationValues(DoubleArrayPanel p) { |
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354 FormItem[] formItems = p.getFields(); |
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355 |
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356 for (FormItem item: formItems) { |
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357 if (item.getFieldName().equals(DoubleArrayPanel.FIELD_NAME)) { |
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358 saveLocationValue(p, item); |
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359 } |
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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 * Validates and stores a value entered in the location mode. |
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366 * |
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367 * @param p The DoubleArrayPanel. |
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368 * @param item The item that needs to be validated. |
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369 */ |
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370 protected void saveLocationValue(DoubleArrayPanel p, FormItem item) { |
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371 if (p.validateForm(item)) { |
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372 setLocationValues(p.getInputValues(item)); |
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373 } |
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374 } |
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375 |
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376 |
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377 protected void createInputPanel() { |
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378 Config config = Config.getInstance(); |
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379 String url = config.getServerUrl(); |
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380 String locale = config.getLocale (); |
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381 String river = ""; |
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382 |
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383 ArtifactDescription adescr = artifact.getArtifactDescription(); |
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384 DataList[] data = adescr.getOldData(); |
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385 |
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386 if (data != null && data.length > 0) { |
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387 for (int i = 0; i < data.length; i++) { |
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388 DataList dl = data[i]; |
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389 if (dl.getState().equals("state.winfo.river")) { |
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390 for (int j = 0; j < dl.size(); j++) { |
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391 Data d = dl.get(j); |
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392 DataItem[] di = d.getItems(); |
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393 if (di != null && di.length == 1) { |
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394 river = d.getItems()[0].getStringValue(); |
276
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395 break; |
238
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396 } |
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397 } |
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398 } |
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399 } |
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400 } |
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401 |
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402 distanceInfoService.getDistanceInfo(url, locale, river, |
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403 new AsyncCallback<DistanceInfoObject[]>() { |
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404 public void onFailure(Throwable caught) { |
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405 GWT.log("Could not recieve location informations."); |
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406 GWT.log(caught.getMessage()); |
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407 } |
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408 |
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409 public void onSuccess(DistanceInfoObject[] di) { |
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410 int num = di != null ? di.length :0; |
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411 GWT.log("Recieved " + num + " location informations."); |
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412 |
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413 if (num == 0) { |
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414 return; |
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415 } |
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416 tableData = di; |
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417 updateLocationInfo(di); |
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418 } |
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419 } |
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420 ); |
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421 } |
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422 |
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423 |
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424 protected void updateLocationInfo(DistanceInfoObject[] di) { |
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425 int i = 0; |
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426 for (DistanceInfoObject dio: di) { |
242
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427 if (dio.getTo() == null) { |
238
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428 locationTable.addData(new DistanceInfoRecord(dio)); |
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429 } |
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430 } |
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431 return; |
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432 } |
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433 |
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434 |
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435 protected double[] getLocationValues() { |
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436 return values; |
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437 } |
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438 |
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439 |
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440 protected void setLocationValues(double[] values) { |
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441 this.values = values; |
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442 locationPanel.setValues(values); |
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443 } |
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444 } |
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445 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |