Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/LinkSelection.java @ 4573:b87073a05f9d

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flys-client: Patch to render combobox options as clickable links. The way of passing data arguments to the links and further to the Artifact feeding service is somewhat hacked and should be refactored (later...).
author Christian Lins <christian.lins@intevation.de>
date Tue, 27 Nov 2012 12:50:10 +0100
parents 25a63512233e
children 2aabd9752d5e
rev   line source
282
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Raimund Renkert <raimund.renkert@intevation.de>
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1 package de.intevation.flys.client.client.ui;
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2
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3 import com.google.gwt.core.client.GWT;
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4
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5 import com.smartgwt.client.types.VerticalAlignment;
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6 import com.smartgwt.client.widgets.Canvas;
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7 import com.smartgwt.client.widgets.Img;
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8 import com.smartgwt.client.widgets.Label;
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9 import com.smartgwt.client.widgets.form.DynamicForm;
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10 import com.smartgwt.client.widgets.form.fields.LinkItem;
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11 import com.smartgwt.client.widgets.form.fields.events.ClickEvent;
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12 import com.smartgwt.client.widgets.form.fields.events.ClickHandler;
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13 import com.smartgwt.client.widgets.layout.HLayout;
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14 import com.smartgwt.client.widgets.layout.VLayout;
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15
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16 import de.intevation.flys.client.client.FLYSConstants;
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17 import de.intevation.flys.client.client.event.StepForwardEvent;
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18 import de.intevation.flys.client.shared.model.Data;
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19 import de.intevation.flys.client.shared.model.DataItem;
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20 import de.intevation.flys.client.shared.model.DataList;
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21 import de.intevation.flys.client.shared.model.DefaultData;
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22 import de.intevation.flys.client.shared.model.DefaultDataItem;
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23
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24
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25 /**
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26 * This UIProvider displays the DataItems of the Data object in a list of links.
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27 *
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28 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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29 */
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30 public class LinkSelection
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31 extends MapSelection
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32 {
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33
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34 private static final long serialVersionUID = -7138270638349711024L;
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35
282
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36 /** The message class that provides i18n strings.*/
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37 protected FLYSConstants messages = GWT.create(FLYSConstants.class);
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38
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39 /** The selected river*/
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40 protected Data river;
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41
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42 /**
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43 * This method currently returns a
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44 * {@link com.smartgwt.client.widgets.form.DynamicForm} that contains all
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45 * data items in a list of links stored in <i>data</i>.
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46 *
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47 * @param data The {@link Data} object.
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48 *
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49 * @return a combobox.
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50 */
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51 @Override
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52 public Canvas create(DataList data) {
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53 VLayout v = new VLayout();
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54 v.setMembersMargin(10);
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55 v.setAlign(VerticalAlignment.TOP);
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56 if (data.getState() == null) {
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57 Canvas module = super.createWidget(data);
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58 v.addMember(module);
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59 }
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60 Canvas content = createWidget(data);
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61 v.addMember(content);
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62
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63 return v;
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64 }
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65
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66
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67 @Override
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68 public Canvas createOld(DataList dataList) {
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69 HLayout layout = new HLayout();
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70 VLayout vLayout = new VLayout();
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71 layout.setWidth("400px");
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72
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73 Label label = new Label(dataList.getLabel());
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74 label.setWidth("200px");
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75
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76 int size = dataList.size();
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77 for (int i = 0; i < size; i++) {
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78 Data data = dataList.get(i);
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79 DataItem[] items = data.getItems();
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80
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81 for (DataItem item: items) {
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82 HLayout hLayout = new HLayout();
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83
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84 hLayout.addMember(label);
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85 hLayout.addMember(new Label(item.getLabel()));
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86
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87 vLayout.addMember(hLayout);
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88 vLayout.setWidth("130px");
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89 }
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90 }
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91
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92 Canvas back = getBackButton(dataList.getState());
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93
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94 layout.addMember(label);
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95 layout.addMember(vLayout);
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96 layout.addMember(back);
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97
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98 return layout;
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99 }
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100
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101
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102 /**
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103 * This method creates the content of the widget.
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104 *
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105 * @param data The {@link Data} object.
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106 *
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107 * @return a list of links
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108 */
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109 @Override
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110 protected Canvas createWidget(DataList data) {
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111 GWT.log("LinkSelection - create()");
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112
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113 VLayout layout = new VLayout();
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114 layout.setAlign(VerticalAlignment.TOP);
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115 layout.setHeight(25);
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116
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117 VLayout formLayout = new VLayout();
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118
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119 formLayout.setLayoutLeftMargin(60);
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120 int size = data.size();
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121
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122 for (int i = 0; i < size; i++) {
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123 Data d = data.get(i);
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124
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125 Label label = new Label(d.getDescription());
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126 label.setValign(VerticalAlignment.TOP);
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127 label.setHeight(20);
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128
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129 for (DataItem item: d.getItems()) {
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130 LinkItem link = new LinkItem("river");
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131 link.setLinkTitle(item.getLabel());
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132 link.setTarget(item.getStringValue());
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Raimund Renkert <raimund.renkert@intevation.de>
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133 link.setShowTitle(false);
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Raimund Renkert <raimund.renkert@intevation.de>
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134 DynamicForm f = new DynamicForm();
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Raimund Renkert <raimund.renkert@intevation.de>
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135 f.setItems(link);
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Raimund Renkert <raimund.renkert@intevation.de>
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136 formLayout.addMember(f);
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Raimund Renkert <raimund.renkert@intevation.de>
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137 link.addClickHandler(new ClickHandler() {
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Christian Lins <christian.lins@intevation.de>
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138 @Override
282
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Raimund Renkert <raimund.renkert@intevation.de>
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139 public void onClick(ClickEvent event) {
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Raimund Renkert <raimund.renkert@intevation.de>
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140 DataItem item = new DefaultDataItem(
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141 ((LinkItem)event.getItem()).getLinkTitle(),
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142 null,
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143 ((LinkItem)event.getItem()).getLinkTitle());
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144
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145 river = new DefaultData(
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Raimund Renkert <raimund.renkert@intevation.de>
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146 "river",
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147 null,
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148 null,
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149 new DataItem [] {item});
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Raimund Renkert <raimund.renkert@intevation.de>
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150 fireStepForwardEvent (new StepForwardEvent (getData()));
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151 }
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Raimund Renkert <raimund.renkert@intevation.de>
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152 });
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153
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154 }
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Raimund Renkert <raimund.renkert@intevation.de>
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155 label.setWidth(50);
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Raimund Renkert <raimund.renkert@intevation.de>
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156
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Raimund Renkert <raimund.renkert@intevation.de>
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157 layout.addMember(label);
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Raimund Renkert <raimund.renkert@intevation.de>
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158 layout.addMember(formLayout);
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Raimund Renkert <raimund.renkert@intevation.de>
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159 }
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Raimund Renkert <raimund.renkert@intevation.de>
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160 layout.setAlign(VerticalAlignment.TOP);
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Raimund Renkert <raimund.renkert@intevation.de>
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161
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 284
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162 String baseUrl = GWT.getHostPageBaseURL();
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Björn Ricks <bjoern.ricks@intevation.de>
parents: 4131
diff changeset
163 Img map = new Img(baseUrl + messages.riverMap(), 494, 582);
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 284
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164 helperContainer.addMember(map);
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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165
282
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Raimund Renkert <raimund.renkert@intevation.de>
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166 return layout;
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167 }
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168
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169
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Christian Lins <christian.lins@intevation.de>
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170 @Override
282
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Raimund Renkert <raimund.renkert@intevation.de>
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171 protected Data[] getData() {
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Raimund Renkert <raimund.renkert@intevation.de>
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172 Data[] module = super.getData();
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Raimund Renkert <raimund.renkert@intevation.de>
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173 if (module != null) {
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Raimund Renkert <raimund.renkert@intevation.de>
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174 return new Data[] {module[0], river};
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175 }
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Raimund Renkert <raimund.renkert@intevation.de>
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176 else {
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Raimund Renkert <raimund.renkert@intevation.de>
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177 return new Data[] {river};
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Raimund Renkert <raimund.renkert@intevation.de>
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178 }
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Raimund Renkert <raimund.renkert@intevation.de>
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179 }
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Raimund Renkert <raimund.renkert@intevation.de>
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180 }
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Raimund Renkert <raimund.renkert@intevation.de>
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181 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org