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ddelon |
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/*
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* Copyright 2006 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package org.tela_botanica.client;
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ddelon |
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import com.google.gwt.http.client.URL;
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ddelon |
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import com.google.gwt.json.client.JSONArray;
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import com.google.gwt.json.client.JSONParser;
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import com.google.gwt.json.client.JSONString;
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import com.google.gwt.json.client.JSONValue;
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import com.google.gwt.user.client.HTTPRequest;
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import com.google.gwt.user.client.ResponseTextHandler;
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import net.mygwt.ui.client.data.Model;
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import net.mygwt.ui.client.viewer.IAsyncContentCallback;
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import net.mygwt.ui.client.viewer.IAsyncTreeContentProvider;
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import net.mygwt.ui.client.viewer.IElementComparer;
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import net.mygwt.ui.client.viewer.ISelectionChangedListener;
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import net.mygwt.ui.client.viewer.ModelLabelProvider;
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import net.mygwt.ui.client.viewer.SelectionChangedEvent;
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import net.mygwt.ui.client.viewer.TreeViewer;
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import net.mygwt.ui.client.viewer.Viewer;
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import net.mygwt.ui.client.widget.ExpandBar;
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import net.mygwt.ui.client.widget.ExpandItem;
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import net.mygwt.ui.client.widget.tree.Tree;
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public class LocationFilterView {
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private static final String VALUE_UNKNOWN = "Inconnu";
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private String user;
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private String serviceBaseUrl = null;
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private String id_location = "all";
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private String location = "all";
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private String lieudit = "all";
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private Mediator mediator = null;
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private SALB[] salbs=null;
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private TALB[] talbs=null;
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private FALB[] falbs=null;
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private Model root = null;
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private RALB ralb = null;
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private Tree tree = null;
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private TreeViewer viewer=null;
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public LocationFilterView(Mediator med,InventoryFilterView inventoryFilterView) {
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mediator=med;
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user=mediator.getUser();
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serviceBaseUrl = mediator.getServiceBaseUrl();
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mediator.registerLocationFilterView(this);
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initTree();
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ExpandItem locationfilter = new ExpandItem();
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locationfilter.setText("Lieux");
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ExpandBar expandBar=inventoryFilterView.getExpandBar();
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locationfilter.getContainer().add(tree);
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expandBar.add(locationfilter);
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locationfilter.setExpanded(true);
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}
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// Initialisation noeud de base
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void initTree() {
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// Enregistrement Mise à jour asynchrone
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IAsyncTreeContentProvider cp = new IAsyncTreeContentProvider() {
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public Object[] getElements(Object input) {
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Model m = (Model) input;
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return m.getChildren().toArray();
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}
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public Object getParent(Object element) {
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return ((Model) element).getParent();
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}
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public boolean hasChildren(Object parent) {
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if (parent instanceof FALB) { // Station
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return false;
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}
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else {
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if (parent instanceof SALB) { // Departement
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if (((SALB)parent).toString().compareTo(VALUE_UNKNOWN)==0)
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return false;
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else
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return true;
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}
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else {
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return true;
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}
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}
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}
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public void getChildren(final Object parent, final IAsyncContentCallback callback) {
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if (parent instanceof SALB) {
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// Departement + commune
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HTTPRequest.asyncGet(serviceBaseUrl + "/InventoryLocationList/" + user + "/"
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+ ((SALB) parent).getAsString("path"),
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new ResponseTextHandler() {
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public void onCompletion(String str) {
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JSONValue jsonValue = JSONParser.parse(str);
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JSONArray jsonArray;
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JSONArray jsonArrayNested;
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int i=0;
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if ((jsonArray = jsonValue.isArray()) != null) {
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int arraySize = jsonArray.size();
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talbs=new TALB[arraySize];
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for (i = 0; i < arraySize; ++i) {
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if ((jsonArrayNested = jsonArray.get(i).isArray()) != null) {
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String dep=Util.toCelString(((JSONString)jsonArrayNested.get(0)).toString());
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if (dep.compareTo("000null")==0) dep=VALUE_UNKNOWN;
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talbs[i]=new TALB((SALB) parent,dep);
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}
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}
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callback.setElements(talbs);
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}
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}
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});
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}
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else if (parent instanceof TALB) {
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// Commune + station
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HTTPRequest.asyncGet(serviceBaseUrl + "/InventoryLocationList/" + user + "/"
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+ ((TALB) parent).getAsString("path") ,
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new ResponseTextHandler() {
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public void onCompletion(String str) {
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JSONValue jsonValue = JSONParser.parse(str);
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JSONArray jsonArray;
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JSONArray jsonArrayNested;
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int i=0;
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if ((jsonArray = jsonValue.isArray()) != null) {
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int arraySize = jsonArray.size();
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falbs=new FALB[arraySize];
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for (i = 0; i < arraySize; ++i) {
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if ((jsonArrayNested = jsonArray.get(i).isArray()) != null) {
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String com=Util.toCelString(((JSONString)jsonArrayNested.get(0)).toString());
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if (com.compareTo("000null")==0) com=VALUE_UNKNOWN;
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falbs[i]=new FALB((TALB) parent, com);
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}
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}
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callback.setElements(falbs);
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}
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}
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});
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}
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else if (parent instanceof RALB) {
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// Rafraichissement Racine
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HTTPRequest.asyncGet(serviceBaseUrl + "/InventoryLocationList/" + user ,
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new ResponseTextHandler() {
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public void onCompletion(String str) {
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JSONValue jsonValue = JSONParser.parse(str);
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JSONArray jsonArray;
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JSONArray jsonArrayNested;
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int i=0;
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if ((jsonArray = jsonValue.isArray()) != null) {
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int arraySize = jsonArray.size();
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salbs=new SALB[arraySize];
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for (i = 0; i < arraySize; ++i) {
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if ((jsonArrayNested = jsonArray.get(i).isArray()) != null) {
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String all=Util.toCelString(((JSONString)jsonArrayNested.get(0)).toString());
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if (all.compareTo("000null")==0) all=VALUE_UNKNOWN;
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salbs[i]=new SALB(all);
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}
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}
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callback.setElements(salbs);
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Model m=new Model();
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m.set("name",id_location);
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viewer.setExpanded(m,true);
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}
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}
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});
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}
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}
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public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
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}
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};
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tree = new Tree();
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viewer = new TreeViewer(tree);
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viewer.setContentProvider(cp);
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viewer.setLabelProvider(new ModelLabelProvider());
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viewer.setComparer(new IElementComparer() {
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public boolean equals(Object a, Object b) {
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if ((a==null) || b==null)
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return false;
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if (((Model) a).getAsString("name").compareTo(((Model) b).getAsString("name"))==0) {
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return true;
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}
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else return false;
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}
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}
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);
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viewer.addSelectionListener(new ISelectionChangedListener() {
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public void selectionChanged(SelectionChangedEvent se) {
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Model m = (Model) se.getSelection().getFirstElement();
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// Info.show("Selection Changed", "{0} was selected", m.getAsString("path"));
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if (m instanceof TALB) { // Commune
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location=m.getAsString("name");
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if (location.compareTo(VALUE_UNKNOWN)==0) location="000null";
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id_location=m.getAsString("salb");
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if (id_location.compareTo(VALUE_UNKNOWN)==0) id_location="000null";
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lieudit="all";
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mediator.onLocationSelected(id_location,location,lieudit);
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}
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else
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if (m instanceof FALB) { // Station
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id_location=m.getAsString("salb");
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if (id_location.compareTo(VALUE_UNKNOWN)==0) id_location="000null";
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location=m.getAsString("talb");
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if (location.compareTo(VALUE_UNKNOWN)==0) location="000null";
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lieudit=m.getAsString("name");
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if (lieudit.compareTo(VALUE_UNKNOWN)==0) lieudit="000null";
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mediator.onLocationSelected(id_location,location,lieudit);
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}
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else
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if (m instanceof SALB) { // Departement
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id_location=m.getAsString("name");
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if (id_location.compareTo(VALUE_UNKNOWN)==0) id_location="000null";
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location="all";
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lieudit="all";
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mediator.onLocationSelected(id_location,location,lieudit);
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}
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if (m instanceof RALB) { // Pays
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id_location="all";
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location="all";
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lieudit="all";
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mediator.onLocationSelected(id_location,location,lieudit);
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}
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}
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});
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// Initialisation premier niveau (doublon obligatoire avec rafraichissement asynchrone)
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root = new Model();
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HTTPRequest.asyncGet(serviceBaseUrl + "/InventoryLocationList/" + user ,
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new ResponseTextHandler() {
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public void onCompletion(String str) {
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JSONValue jsonValue = JSONParser.parse(str);
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JSONArray jsonArray;
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JSONArray jsonArrayNested;
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int i=0;
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if ((jsonArray = jsonValue.isArray()) != null) {
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int arraySize = jsonArray.size();
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salbs=new SALB[arraySize];
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ralb = new RALB("France");
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for (i = 0; i < arraySize; ++i) {
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if ((jsonArrayNested = jsonArray.get(i).isArray()) != null) {
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String all=Util.toCelString(((JSONString)jsonArrayNested.get(0)).toString());
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if (all.compareTo("000null")==0) all=VALUE_UNKNOWN;
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salbs[i]=new SALB(all);
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ralb.add(salbs[i]);
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}
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}
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root.add(ralb);
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viewer.setInput(root);
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}
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}
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});
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}
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public void setLocation(String location) {
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this.location = location;
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}
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public void setIDLocation(String id_location) {
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this.id_location = id_location;
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}
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public void setLieudit(String lieudit) {
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this.lieudit = lieudit;
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}
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public void setUser(String user) {
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this.user = user;
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}
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private class RALB extends Model { // Root Administrative level boundaries (pays)
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public RALB(String name) {
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set("name", name);
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set("path", URL.encodeComponent(name));
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}
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392 |
|
|
|
393 |
public String toString() {
|
|
|
394 |
return getAsString("name");
|
|
|
395 |
}
|
|
|
396 |
|
|
|
397 |
}
|
|
|
398 |
|
|
|
399 |
|
|
|
400 |
private class SALB extends Model { // Second Administrative level boundaries (departerment)
|
|
|
401 |
|
|
|
402 |
public SALB(String name) {
|
|
|
403 |
set("name", name);
|
30 |
ddelon |
404 |
set("path", URL.encodeComponent(name));
|
29 |
ddelon |
405 |
}
|
|
|
406 |
|
|
|
407 |
public String toString() {
|
|
|
408 |
return getAsString("name");
|
|
|
409 |
}
|
|
|
410 |
|
|
|
411 |
}
|
|
|
412 |
|
|
|
413 |
|
|
|
414 |
private class TALB extends Model { // Tierce Administrative level boundaries (Commune)
|
|
|
415 |
|
|
|
416 |
public TALB(SALB parent, String name) {
|
|
|
417 |
set("name", name);
|
|
|
418 |
set("salb", parent.get("name"));
|
30 |
ddelon |
419 |
set("path", parent.get("path")+"/"+URL.encodeComponent(name));
|
29 |
ddelon |
420 |
}
|
|
|
421 |
|
|
|
422 |
public String toString() {
|
|
|
423 |
return getAsString("name");
|
|
|
424 |
|
|
|
425 |
}
|
|
|
426 |
|
|
|
427 |
}
|
|
|
428 |
|
|
|
429 |
|
|
|
430 |
private class FALB extends Model { // Forth Administrative level boundaries (Station)
|
|
|
431 |
|
|
|
432 |
public FALB(TALB parent,String name) {
|
|
|
433 |
set("name", name);
|
|
|
434 |
set("salb", parent.get("salb"));
|
|
|
435 |
set("talb", parent.get("name"));
|
30 |
ddelon |
436 |
set("path", parent.get("path")+"/"+URL.encodeComponent(name));
|
29 |
ddelon |
437 |
}
|
|
|
438 |
|
|
|
439 |
public String toString() {
|
|
|
440 |
return getAsString("name");
|
|
|
441 |
}
|
|
|
442 |
|
|
|
443 |
}
|
|
|
444 |
|
|
|
445 |
|
|
|
446 |
public void update() {
|
|
|
447 |
|
|
|
448 |
|
|
|
449 |
|
|
|
450 |
Model m=new Model();
|
|
|
451 |
m.set("name",id_location);
|
|
|
452 |
|
|
|
453 |
if (viewer.findItem(m)!=null) {
|
|
|
454 |
viewer.refresh(m); // Rafraichissement branche departemental
|
|
|
455 |
|
|
|
456 |
}
|
|
|
457 |
else { // Pas de branche departementale ? : rafraichissement total
|
|
|
458 |
Model r=new Model();
|
|
|
459 |
r.set("name","France");
|
|
|
460 |
viewer.refresh(r);
|
|
|
461 |
}
|
|
|
462 |
|
|
|
463 |
|
|
|
464 |
}
|
|
|
465 |
|
|
|
466 |
|
|
|
467 |
}
|