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/** Copyright 2006 Google Inc.** Licensed under the Apache License, Version 2.0 (the "License"); you may not* use this file except in compliance with the License. You may obtain a copy of* the License at** http://www.apache.org/licenses/LICENSE-2.0** Unless required by applicable law or agreed to in writing, software* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the* License for the specific language governing permissions and limitations under* the License.*/package org.tela_botanica.client;import java.util.Iterator;import java.util.Vector;import com.google.gwt.json.client.JSONArray;import com.google.gwt.json.client.JSONNumber;import com.google.gwt.json.client.JSONParser;import com.google.gwt.json.client.JSONString;import com.google.gwt.json.client.JSONValue;import com.google.gwt.user.client.HTTPRequest;import com.google.gwt.user.client.ResponseTextHandler;import com.google.gwt.user.client.ui.Composite;import com.google.gwt.user.client.ui.FlexTable;import com.google.gwt.user.client.ui.Grid;import com.google.gwt.user.client.ui.HTML;import com.google.gwt.user.client.ui.HorizontalPanel;import com.google.gwt.user.client.ui.SourcesTableEvents;import com.google.gwt.user.client.ui.TableListener;import com.google.gwt.user.client.ui.VerticalPanel;import com.google.gwt.user.client.ui.DockPanel;import com.google.gwt.user.client.ui.Button;import com.google.gwt.user.client.ui.CheckBox;import com.google.gwt.user.client.ui.Widget;import com.google.gwt.user.client.ui.ClickListener;import com.google.gwt.user.client.ui.HasHorizontalAlignment;import com.google.gwt.user.client.ui.HasVerticalAlignment;/** Le retour de getUser appelle updateCount qui appelle update pour veiller à une* initialisation correcte**/public class InventoryItemList extends Composite implementsAutoCompleteAsyncTextBoxListener {// Barre de navigationprivate class NavBar extends Composite implements ClickListener {public final DockPanel bar = new DockPanel();public final Button gotoFirst = new Button("<<", this);public final Button gotoNext = new Button(">", this);public final Button gotoPrev = new Button("<", this);public final Button gotoEnd = new Button(">>", this);public final HTML status = new HTML();public NavBar() {initWidget(bar);bar.setStyleName("navbar");status.setStyleName("status");HorizontalPanel buttons = new HorizontalPanel();buttons.add(status);buttons.setCellHorizontalAlignment(status,HasHorizontalAlignment.ALIGN_RIGHT);buttons.setCellVerticalAlignment(status,HasVerticalAlignment.ALIGN_MIDDLE);buttons.setCellWidth(status, "100%");buttons.add(gotoFirst);buttons.add(gotoPrev);buttons.add(gotoNext);buttons.add(gotoEnd);bar.add(buttons, DockPanel.EAST);bar.setCellHorizontalAlignment(buttons, DockPanel.ALIGN_RIGHT);bar.setCellHorizontalAlignment(buttons, DockPanel.ALIGN_LEFT);bar.setVerticalAlignment(DockPanel.ALIGN_MIDDLE);}public void onClick(Widget sender) {if (sender == gotoNext) {// Move forward a page.startIndex += VISIBLE_TAXON_COUNT;if (startIndex >= count)startIndex -= VISIBLE_TAXON_COUNT;} else {if (sender == gotoPrev) {// Move back a page.startIndex -= VISIBLE_TAXON_COUNT;if (startIndex < 0)startIndex = 0;} else {if (sender == gotoEnd) {gotoEnd();} else {if (sender == gotoFirst) {startIndex = 0;}}}}update();}}private void setStatusText(String text) {navBar.status.setText(text);}private static final int VISIBLE_TAXON_COUNT = 15;private Grid header = new Grid(1, 3);private FlexTable table = new FlexTable();private VerticalPanel panel = new VerticalPanel();private int startIndex = 0;private String serviceBaseUrl = null;private int count = 65000;private String user;private NavBar navBar=null;private Mediator mediator = null;private int selectedRow = -1;private String location = "all";private String date = "all";private String search = "all";private boolean add=false;public InventoryItemList(Mediator med) {mediator=med;mediator.registerInventoryItemList(this);user=mediator.getUser();serviceBaseUrl = mediator.getServiceBaseUrl();navBar = new NavBar();// Information complementaire : un tableau associe au retour de// l'assistant de saisie// Mise en forme du headerheader.setCellSpacing(0);header.setCellPadding(2);header.setWidth("100%");header.setStyleName("inventoryItem-ListHeader");header.setWidget(0, 2, navBar);// Mise en forme de la table.table.setCellSpacing(0);table.setBorderWidth(0);table.setCellPadding(2);table.setWidth("100%");// Mise en forme barre navigationnavBar.setWidth("100%");table.setStyleName("inventoryItem-List");//panel.add(navBar);panel.add(header);panel.add(table);// Hook up events.table.addTableListener(new TableListener () {public void onCellClicked(SourcesTableEvents sender, int row, int cell) {if (table.getWidget(row, 0)!=null) {selectRow(row);// Numero d'ordremediator.onInventoryItemSelected(table.getText(row, 4));}}});//updateCount();// update()initWidget(panel);}private void selectRow(int row) {styleRow(selectedRow, false);styleRow(row, true);selectedRow = row;}private void styleRow(int row, boolean selected) {if (row != -1) {if (selected)table.getRowFormatter().addStyleName(row, "inventoryItem-SelectedRow");elseif (row < table.getRowCount()) {table.getRowFormatter().removeStyleName(row, "inventoryItem-SelectedRow");}}}/*** Action lancee par la selection d'un nom dans l'assistant de saisie. Lance* la recherche d'informations complémentaires (famille, numero* nomenclaturaux etc) et met a jour l'inventaire (addelement())** @return void*/public void onValidate(SourcesAutoCompleteAsyncTextBoxEvents sender,String str, String value) {mediator.onAddInventoryItem();}// Action sur modification d'un elementpublic void updateElement() {if (mediator.inventoryItemIsValid()) {final InventoryItem inventoryItem=mediator.getInventoryItem();setStatusDisabled();if (inventoryItem.getNomenclaturalNumber() !=null) {HTTPRequest.asyncGet(serviceBaseUrl + "/NameValid/" + inventoryItem.getNomenclaturalNumber(),new ResponseTextHandler() {public void onCompletion(String strcomplete) {JSONValue jsonValue = JSONParser.parse(strcomplete);JSONArray jsonArray;if ((jsonArray = jsonValue.isArray()) != null) {// Nom retenu, Num Nomen nom retenu, Num Taxon,// FamilleupdateElement(inventoryItem.getOrdre(),inventoryItem.getName(), inventoryItem.getNomenclaturalNumber(),((JSONString) jsonArray.get(0)).stringValue(),((JSONString) jsonArray.get(1)).stringValue(),((JSONString) jsonArray.get(2)).stringValue(),((JSONString) jsonArray.get(3)).stringValue(),inventoryItem.getLocation(),inventoryItem.getLocation_id(),inventoryItem.getDate(),inventoryItem.getComplementlocation(),inventoryItem.getComment());}}});}// Saisie libreelse {updateElement(inventoryItem.getOrdre(),inventoryItem.getName(), " ", " ", " ", " ", " ",inventoryItem.getLocation(),inventoryItem.getLocation_id(),inventoryItem.getDate(),inventoryItem.getComplementlocation(),inventoryItem.getComment());}}else {return;}}// Action sur ajout d'un elementpublic void addelement() {if (mediator.inventoryItemIsValid()) {final InventoryItem inventoryItem=mediator.getInventoryItem();setStatusDisabled();// On met a jour rapidement l'affichage puis on lance la requete ..../* int row = table.insertRow(table.getRowCount());// Case a cochertable.setWidget(row, 0, new CheckBox());// Nom saisitable.setText(row, 1, nameText);table.getFlexCellFormatter().setWidth(row, 0, "2%");table.getFlexCellFormatter().setWidth(row, 1, "31%");*/// Recherche complement d'informationif (inventoryItem.getNomenclaturalNumber() !=null) {HTTPRequest.asyncGet(serviceBaseUrl + "/NameValid/" + inventoryItem.getNomenclaturalNumber(),new ResponseTextHandler() {public void onCompletion(String strcomplete) {JSONValue jsonValue = JSONParser.parse(strcomplete);JSONArray jsonArray;if ((jsonArray = jsonValue.isArray()) != null) {// Nom retenu, Num Nomen nom retenu, Num Taxon,// FamilleaddElement(inventoryItem.getName(), inventoryItem.getNomenclaturalNumber(),((JSONString) jsonArray.get(0)).stringValue(),((JSONString) jsonArray.get(1)).stringValue(),((JSONString) jsonArray.get(2)).stringValue(),((JSONString) jsonArray.get(3)).stringValue(),inventoryItem.getLocation(),inventoryItem.getLocation_id(),inventoryItem.getDate(),inventoryItem.getComplementlocation(),inventoryItem.getComment());}}});}// Saisie libreelse {addElement(inventoryItem.getName(), " ", " ", " ", " ", " ",inventoryItem.getLocation(),inventoryItem.getLocation_id(),inventoryItem.getDate(),inventoryItem.getComplementlocation(),inventoryItem.getComment());}}else {return;}}/*** Ajoute un element à l'inventaire** @param nom_sel :* nom selectionne* @param num_nom_sel :* numero nomenclatural nom selectionne* @param nom_ret :* nom retenu* @param num_nom_ret :* numero nomenclaturel nom retenu* @param num_taxon :* numero taxonomique* @param famille :* famille*/private void addElement(String nom_sel, String num_nom_sel, String nom_ret,String num_nom_ret, String num_taxon, String famille,final String loc, String id_location,String dat, String complementLocation, String comment) {count++;HTTPRequest.asyncPost(serviceBaseUrl + "/Inventory/", "identifiant="+ user + "&nom_sel=" + nom_sel + "&num_nom_sel=" + num_nom_sel+ "&nom_ret=" + nom_ret + "&num_nom_ret=" + num_nom_ret+ "&num_taxon=" + num_taxon + "&famille=" + famille + "&location=" + loc + "&id_location=" + id_location + "&date_observation=" + dat+ "&station="+ complementLocation + "&commentaire="+ comment,new ResponseTextHandler() {public void onCompletion(String str) {location=loc;if (location.compareTo("")==0) {location="000null";}add=true;updateCount();}});}/*** Modifie un element de l'inventaire** @param ordre : numero d'ordre* @param nom_sel :* nom selectionne* @param num_nom_sel :* numero nomenclatural nom selectionne* @param nom_ret :* nom retenu* @param num_nom_ret :* numero nomenclaturel nom retenu* @param num_taxon :* numero taxonomique* @param famille :* famille*/private void updateElement(String ordre, String nom_sel, String num_nom_sel, String nom_ret,String num_nom_ret, String num_taxon, String famille,final String loc, String id_location,String dat, String complementLocation, String comment) {HTTPRequest.asyncPost(serviceBaseUrl + "/Inventory/" +ordre + "/", "identifiant="+ user + "&nom_sel=" + nom_sel + "&num_nom_sel=" + num_nom_sel+ "&nom_ret=" + nom_ret + "&num_nom_ret=" + num_nom_ret+ "&num_taxon=" + num_taxon + "&famille=" + famille + "&location=" + loc + "&id_location=" + id_location + "&date_observation=" + dat+ "&station="+ complementLocation + "&commentaire="+ comment,new ResponseTextHandler() {public void onCompletion(String str) {add=false;update();}});}/*** Suppression d'un element lde l'inventaire, a partir de son numero d'ordre**/public void deleteElement() {setStatusDisabled();boolean checked = false;Vector parseChecked = new Vector();// TODO : optimiser// Lifo ...for (int i = table.getRowCount() - 1; i >= 0; i--) {if (table.getWidget(i, 0)!=null) {if (((CheckBox) table.getWidget(i, 0)).isChecked()) {checked = true;// Numero ordreparseChecked.add(table.getText(i, 4));count--;}}}StringBuffer ids=new StringBuffer();for (Iterator it = parseChecked.iterator(); it.hasNext();) {ids.append((String)it.next());if (it.hasNext()) ids.append(",");}HTTPRequest.asyncPost(serviceBaseUrl + "/Inventory/" + user+ "/" + ids.toString(), "action=DELETE",new ResponseTextHandler() {public void onCompletion(String str) {updateCount();}});if (!checked) {setStatusEnabled();}}/*** Selection de l'ensemble des elements affichés**/public void selectAll() {// TODO : optimiser ...for (int i = table.getRowCount() - 1; i >= 0; i--) {if (table.getWidget(i, 0)!=null)((CheckBox) table.getWidget(i, 0)).setChecked(true);}}public void deselectAll() {// TODO : optimiser ...for (int i = table.getRowCount() - 1; i >= 0; i--) {if (table.getWidget(i, 0)!=null)((CheckBox) table.getWidget(i, 0)).setChecked(false);}}/*** Recherche nombre d'enregistrement pour l'utilisateur et la localite en cours**/public void updateCount () {setStatusDisabled();String adate="all";if (date.compareTo("all")!=0) {adate=date.substring(6,10)+"-"+date.substring(3,5)+"-"+date.substring(0,2)+" 00:00:00";}HTTPRequest.asyncGet(serviceBaseUrl + "/InventoryItemList/" + user + "/" + location + "/" + adate + "/" + search,new ResponseTextHandler() {public void onCompletion(String str) {JSONValue jsonValue = JSONParser.parse(str);JSONNumber jsonNumber;if ((jsonNumber = jsonValue.isNumber()) != null) {count = (int) jsonNumber.getValue();/*if (count==0) {location="all";}*/if (location.compareTo("")==0)location="000null";mediator.onInventoryItemUpdate(location);gotoEnd(); // Derniere pageupdate();}}});}private String subLeft(String text, int length) {return (text.length() < length) ? text : text.substring(0, length)+ " ...";}/*** Mise a jour de l'affichage, à partir des données d'inventaire deja* saisies. La valeur de this.startIndex permet de determiner quelles* données seront affichées** @param deep : force une mise a jour totale*/public void update() {// table.setBorderWidth(1);setStatusDisabled();String adate="all";if (date.compareTo("all")!=0) {adate=date.substring(6,10)+"-"+date.substring(3,5)+"-"+date.substring(0,2)+" 00:00:00";}String com;if (location.compareTo("all")==0) {com="Toutes communes";}else {if (location.compareTo("000null")==0) {com="Communes non précisées";}else {com="Commune de "+location;}}String dat;if (date.compareTo("all")==0) {dat=", toute période";}else {if (date.compareTo("00/00/0000")==0) {dat=", période non précisé";}else {dat=", le "+ date;}}header.setHTML(0, 0, com + dat );HTTPRequest.asyncGet(serviceBaseUrl + "/InventoryItemList/" + user + "/" + location +"/" + adate + "/" + search + "/" ++ startIndex + "/" + VISIBLE_TAXON_COUNT,new ResponseTextHandler() {public void onCompletion(String str) {JSONValue jsonValue = JSONParser.parse(str);JSONArray jsonArray;JSONArray jsonArrayNested;StringBuffer left=new StringBuffer();StringBuffer center=new StringBuffer();StringBuffer right=new StringBuffer();int row=0;int i=0;if ((jsonArray = jsonValue.isArray()) != null) {int arraySize = jsonArray.size();for (i = 0; i < arraySize; ++i) {if ((jsonArrayNested = jsonArray.get(i).isArray()) != null) {if (i>=table.getRowCount()) {row = table.insertRow(table.getRowCount());}else {row = i;}left=new StringBuffer();center=new StringBuffer();right=new StringBuffer();// Case a cochertable.setWidget(row, 0, new CheckBox());// Nom saisileft.append("<b>"+((JSONString) jsonArrayNested .get(0)).stringValue()+"</b>");// Nom retenuString aname=((JSONString) jsonArrayNested .get(2)).stringValue();if (aname.compareTo("null")==0) {}else {center.append(aname+", ");}// Num nomenclaturalString ann=((JSONString) jsonArrayNested .get(3)).stringValue();if (ann.compareTo("0")!=0) {center.append(""+ann+"-");}else {center.append("0-");}// Num TaxonomiqueString ant=((JSONString) jsonArrayNested .get(4)).stringValue();if (ant.compareTo("0")!=0) {center.append(ant+", ");}else {center.append("0, ");}// FamilleString afamily=((JSONString) jsonArrayNested .get(5)).stringValue();if (afamily.compareTo("null")==0) {//}else {center.append(afamily+", ");}String aloc=((JSONString) jsonArrayNested .get(6)).stringValue();// Localisation - Lieuif (aloc.compareTo("000null")==0) {if (center.length()==0) {center.append("Commune absente");}else {center.append("commune absente");}}else {if (center.length()==0) {center.append("Commune de "+aloc);}else {center.append("commune de "+aloc);}}String alieudit=((JSONString) jsonArrayNested .get(9)).stringValue();// Localisation - Lieu ditif (alieudit.compareTo("null")!=0) {center.append(", "+alieudit);}String acomment=((JSONString) jsonArrayNested .get(10)).stringValue();// Commentaireif (acomment.compareTo("null")!=0) {center.append(", "+acomment);}String adate=((JSONString) jsonArrayNested .get(8)).stringValue();// Dateif (adate.compareTo("0000-00-00 00:00:00")!=0) {right.append("<b>"+adate+"</b>");}else {// right.append("<b>00/00/0000</b>");}table.setHTML(row, 1, subLeft(" "+left,40));table.setHTML(row, 2, subLeft(" "+center,120));table.setHTML(row, 3, subLeft(" "+right,25));table.getRowFormatter().removeStyleName(row, "inventoryItem-SelectedRow");table.getCellFormatter().setWordWrap(row,1,false);table.getCellFormatter().setWidth(row,1,"10%");table.getCellFormatter().setWordWrap(row,2,false);table.getCellFormatter().setWordWrap(row,3,false);table.getCellFormatter().setWidth(row,3,"7%");String aordre=((JSONString) jsonArrayNested.get(7)).stringValue();// Numero d'ordre (caché)table.setText(row, 4, aordre);if (add){if (i ==(arraySize -1)) {selectRow(row);mediator.getEntryPanel().setOrdre(aordre);}}else {if ((mediator.getEntryPanel().getOrdre()!=null) && (mediator.getEntryPanel().getOrdre().compareTo(aordre)==0)) {selectRow(row);}}table.getCellFormatter().setVisible(row, 4, false);}}}// Suppression fin ancien affichagefor (int j=i;j<VISIBLE_TAXON_COUNT;j++) {table.setHTML(j,0," ");table.setHTML(j,1," ");table.setHTML(j,2," ");table.setHTML(j,3," ");table.setHTML(j,4," ");table.getCellFormatter().setVisible(j, 4, false);table.getRowFormatter().removeStyleName(j, "inventoryItem-SelectedRow");}add=false;setStatusEnabled();}});}/*** Affichage message d'attente et désactivation navigation** @param* @return void*/private void setStatusDisabled() {navBar.gotoFirst.setEnabled(false);navBar.gotoPrev.setEnabled(false);navBar.gotoNext.setEnabled(false);navBar.gotoEnd.setEnabled(false);setStatusText("Patientez ...");}/*** Affichage numero de page et gestion de la navigation**/private void setStatusEnabled() {// Il y a forcemment un disabled avant d'arriver iciif (count > 0) {if (startIndex >= VISIBLE_TAXON_COUNT) { // Au dela de la// premiere pagenavBar.gotoPrev.setEnabled(true);navBar.gotoFirst.setEnabled(true);if (startIndex < (count - VISIBLE_TAXON_COUNT)) { // Pas la// derniere// pagenavBar.gotoNext.setEnabled(true);navBar.gotoEnd.setEnabled(true);setStatusText((startIndex + 1) + " - "+ (startIndex + VISIBLE_TAXON_COUNT) + " sur " + count );} else { // Derniere pagesetStatusText((startIndex + 1) + " - " + count + " sur " + count );}} else { // Premiere pageif (count > VISIBLE_TAXON_COUNT) { // Des pages derrieresnavBar.gotoNext.setEnabled(true);navBar.gotoEnd.setEnabled(true);setStatusText((startIndex + 1) + " - "+ (startIndex + VISIBLE_TAXON_COUNT) + " sur " + count);} else {setStatusText((startIndex + 1) + " - " + count + " sur " + count);}}}else { // Pas d'inventaire, pas de navigationsetStatusText("0 - 0 sur 0");}}/** Positionnement index de parcours (this.startIndex) pour affichage de la* dernière page** @param* @return void*/private void gotoEnd() {if ((count == 0) || (count % VISIBLE_TAXON_COUNT) > 0) {startIndex = count - (count % VISIBLE_TAXON_COUNT);} else {startIndex = count - VISIBLE_TAXON_COUNT;}}/** Recherche en cours**/public void setSearch(String search) {this.search = search;}/** Localite en cours**/public void setLocation(String location) {this.location = location;}public void setDate(String date) {this.date = date;}}