Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/map/WMSLayersTree.java @ 1412:659a488243da

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Added code to trigger loading selected WMS layers from ExternalWMSWindow. Note: no code for loading/adding layers to the current map existing yet. flys-client/trunk@3299 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 22 Nov 2011 13:04:46 +0000
parents 63be3137abac
children 750a53950e9f
rev   line source
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63be3137abac Parse and display WMS layers supported by a user specified WMS service.
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1 package de.intevation.flys.client.client.ui.map;
63be3137abac Parse and display WMS layers supported by a user specified WMS service.
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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.smartgwt.client.types.TreeModelType;
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7 import com.smartgwt.client.widgets.tree.Tree;
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8 import com.smartgwt.client.widgets.tree.TreeGrid;
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9 import com.smartgwt.client.widgets.tree.TreeNode;
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10
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11 import de.intevation.flys.client.shared.model.Capabilities;
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12 import de.intevation.flys.client.shared.model.WMSLayer;
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13
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14
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15 public class WMSLayersTree extends TreeGrid {
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16
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17 /**
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18 * An internal TreeNode that stores besides some string attribute a WMSLayer
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19 * object.
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20 */
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21 public static class WMSLayerNode extends TreeNode {
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22
659a488243da Added code to trigger loading selected WMS layers from ExternalWMSWindow. Note: no code for loading/adding layers to the current map existing yet.
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23 protected WMSLayer wms;
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24
659a488243da Added code to trigger loading selected WMS layers from ExternalWMSWindow. Note: no code for loading/adding layers to the current map existing yet.
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25 public WMSLayerNode(WMSLayer wms) {
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26 super();
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27 this.wms = wms;
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28
659a488243da Added code to trigger loading selected WMS layers from ExternalWMSWindow. Note: no code for loading/adding layers to the current map existing yet.
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29 setAttribute("name", wms.getName());
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30 setAttribute("title", wms.getTitle());
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31 }
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32
659a488243da Added code to trigger loading selected WMS layers from ExternalWMSWindow. Note: no code for loading/adding layers to the current map existing yet.
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33 public WMSLayer getWMSLayer() {
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34 return wms;
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35 }
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36 } // end of class WMSLayerNode
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37
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38
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39 protected Capabilities capabilites;
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40
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41 public WMSLayersTree(Capabilities capabilites) {
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42 super();
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43 this.capabilites = capabilites;
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44
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45 initTree();
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46 }
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47
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48
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49 protected void initTree() {
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50 setLoadDataOnDemand(false);
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51 setWidth100();
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52 setHeight100();
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53 setShowRoot(false);
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54 setShowConnectors(true);
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55 setNodeIcon("[SKIN]/images/blank.gif");
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56
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57 Tree tree = new Tree();
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58 tree.setChildrenProperty("children-nodes");
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59 tree.setNameProperty("title");
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60 tree.setIdField("title");
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61 tree.setModelType(TreeModelType.CHILDREN);
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62 tree.setShowRoot(false);
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63
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64 TreeNode root = new TreeNode("Root");
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65 TreeNode[] layers = buildTree(capabilites.getLayers());
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66
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67 root.setAttribute("children-nodes", layers);
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68 tree.setRoot(root);
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69
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70 setData(tree);
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71
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72 if (layers != null && layers.length == 1) {
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73 tree.openFolder(layers[0]);
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74 }
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75 }
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77
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78 protected TreeNode[] buildTree(List<WMSLayer> layers) {
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79 List<TreeNode> layerNodes = new ArrayList<TreeNode>();
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80
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81 for (WMSLayer layer: layers) {
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82 WMSLayerNode tn = buildTreeNode(layer);
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83 TreeNode[] tns = buildTree(layer.getLayers());
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84
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85 if (tns != null && tns.length > 0) {
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86 tn.setAttribute("children-nodes", tns);
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87 }
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88
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89 layerNodes.add(tn);
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90 }
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91
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92 return (TreeNode[]) layerNodes.toArray(new TreeNode[layerNodes.size()]);
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93 }
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94
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96 protected static WMSLayerNode buildTreeNode(WMSLayer wms) {
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97 return new WMSLayerNode(wms);
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98 }
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99 }
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