Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/DatacageWindow.java @ 278:f33af25b7490

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Datacage: transport rpc result to ui. flys-client/trunk@1905 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 11 May 2011 16:38:54 +0000
parents f4c8ce11df33
children 3629d36f0e5d
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.List;
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4 import java.util.ArrayList;
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5
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6 import com.google.gwt.core.client.GWT;
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7
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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
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12 import com.smartgwt.client.widgets.Window;
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13
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14 import com.smartgwt.client.widgets.tree.Tree;
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15 import com.smartgwt.client.widgets.tree.TreeNode;
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16 import com.smartgwt.client.widgets.tree.TreeGrid;
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17
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18 import com.smartgwt.client.widgets.layout.Layout;
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19 import com.smartgwt.client.widgets.layout.VLayout;
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20
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21 import de.intevation.flys.client.shared.model.Artifact;
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22 import de.intevation.flys.client.shared.model.ArtifactDescription;
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23 import de.intevation.flys.client.shared.model.Data;
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24 import de.intevation.flys.client.shared.model.DataList;
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25 import de.intevation.flys.client.shared.model.DataItem;
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26
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27 import de.intevation.flys.client.client.FLYSConstants;
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28 import de.intevation.flys.client.client.Config;
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29
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30 import de.intevation.flys.client.client.services.MetaDataService;
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31 import de.intevation.flys.client.client.services.MetaDataServiceAsync;
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32
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33 import de.intevation.flys.client.shared.model.DataCageTree;
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34 import de.intevation.flys.client.shared.model.DataCageNode;
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35
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36 public class DatacageWindow
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37 extends Window
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38 {
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39 protected MetaDataServiceAsync metaDataService =
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40 GWT.create(MetaDataService.class);
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41
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42 protected FLYSConstants messages =
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43 GWT.create(FLYSConstants.class);
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44
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45
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46 protected Artifact artifact;
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47
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48 protected TreeGrid treeGrid;
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49
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50 protected Layout layout;
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51
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52
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53 public DatacageWindow(Artifact artifact) {
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54 this.artifact = artifact;
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55
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56 setWidth(200);
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57 setHeight(300);
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58
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59 layout = new VLayout();
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60 layout.setWidth100();
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61
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62 addItem(layout);
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63
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64 treeGrid = new TreeGrid();
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65 treeGrid.setLoadDataOnDemand(false);
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66 treeGrid.setWidth100();
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67 treeGrid.setHeight100();
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68
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69 layout.addMember(treeGrid);
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70
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71 String river = findRiver();
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72 setTitle("Datenkorb: " + river);
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73 setShowMinimizeButton(false);
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74 setIsModal(true);
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75 setShowModalMask(true);
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76 setCanDragResize(true);
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77
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78 centerInPage();
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79
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80 triggerTreeBuilding(river);
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81 }
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82
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83 protected void triggerTreeBuilding(String river) {
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84 Config config = Config.getInstance();
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85 String url = config.getServerUrl();
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86 String locale = config.getLocale();
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87
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88 metaDataService.getMetaData(
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89 url, locale, river,
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90 new AsyncCallback<DataCageTree>() {
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91 public void onFailure(Throwable caught) {
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92 GWT.log("Could not load meta data.");
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93 SC.warn(messages.getString(caught.getMessage()));
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94 }
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95
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96 public void onSuccess(DataCageTree tree) {
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97 GWT.log("Successfully loaded meta data.");
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98 buildTree(tree);
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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 protected void buildTree(DataCageTree tree) {
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104 treeGrid.setData(convert(tree));
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105 }
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106
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107 protected static TreeNode convert(DataCageNode node) {
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108 List<DataCageNode> children = node.getChildren();
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109
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110 TreeNode [] cs;
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111
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112 if (children != null) {
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113 ArrayList<TreeNode> nc = new ArrayList<TreeNode>(children.size());
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114
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115 for (DataCageNode dcn: children) {
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116 nc.add(convert(dcn));
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117 }
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118
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119 cs = nc.toArray(new TreeNode[nc.size()]);
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120 }
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121 else {
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122 cs = new TreeNode[0];
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123 }
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124
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125 return new TreeNode(node.getName(), cs);
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126 }
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127
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128 protected static Tree convert(DataCageTree tree) {
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129 DataCageNode root = tree.getRoot();
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130
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131 List<DataCageNode> children = root.getChildren();
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132
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133 TreeNode [] cs;
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134
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135 if (children != null) {
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136 ArrayList<TreeNode> nc = new ArrayList<TreeNode>(children.size());
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137
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138 if (nc != null) {
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139 for (DataCageNode dcn: children) {
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140 nc.add(convert(dcn));
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141 }
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142 }
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143 cs = nc.toArray(new TreeNode[nc.size()]);
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144 }
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145 else {
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146 cs = new TreeNode[0];
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147 }
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148
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149 TreeNode rn = new TreeNode(root.getName(), cs);
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150
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151 Tree r = new Tree();
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152 r.setRoot(rn);
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153
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154 return r;
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155 }
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156
276
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157 protected String findRiver() {
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158
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159 ArtifactDescription adescr = artifact.getArtifactDescription();
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160 DataList [] data = adescr.getOldData();
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161
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162 if (data != null && data.length > 0) {
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163 for (int i = 0; i < data.length; i++) {
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164 DataList dl = data[i];
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165 if (dl.getState().equals("state.winfo.river")) {
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166 for (int j = dl.size()-1; j >= 0; --j) {
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167 Data d = dl.get(j);
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168 DataItem [] di = d.getItems();
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169 if (di != null && di.length == 1) {
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170 return d.getItems()[0].getStringValue();
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171 }
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172 }
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173 }
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174 }
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175 }
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176
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177 return "";
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178 }
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179 }
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180 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org