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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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import com.google.gwt.json.client.JSONArray;
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import com.google.gwt.json.client.JSONNumber;
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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 com.google.gwt.user.client.ui.Button;
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import com.google.gwt.user.client.ui.ClickListener;
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import com.google.gwt.user.client.ui.Composite;
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import com.google.gwt.user.client.ui.DockPanel;
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import com.google.gwt.user.client.ui.FlexTable;
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import com.google.gwt.user.client.ui.Grid;
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import com.google.gwt.user.client.ui.HTML;
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import com.google.gwt.user.client.ui.HasHorizontalAlignment;
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import com.google.gwt.user.client.ui.HasVerticalAlignment;
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import com.google.gwt.user.client.ui.HorizontalPanel;
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import com.google.gwt.user.client.ui.SourcesTableEvents;
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import com.google.gwt.user.client.ui.TableListener;
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import com.google.gwt.user.client.ui.VerticalPanel;
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import com.google.gwt.user.client.ui.Widget;
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/**
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* A tree displaying a set of email folders.
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*/
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public class DateList extends Composite {
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// Barre de navigation
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private class NavBar extends Composite implements ClickListener {
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public final DockPanel bar = new DockPanel();
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public final Button gotoFirst = new Button("<<", this);
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public final Button gotoNext = new Button(">", this);
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public final Button gotoPrev = new Button("<", this);
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public final Button gotoEnd = new Button(">>", this);
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public final HTML status = new HTML();
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public NavBar() {
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initWidget(bar);
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bar.setStyleName("navbar");
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status.setStyleName("status");
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status.setWordWrap(false);
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HorizontalPanel buttons = new HorizontalPanel();
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buttons.add(status);
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buttons.setCellHorizontalAlignment(status,
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HasHorizontalAlignment.ALIGN_RIGHT);
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buttons.setCellVerticalAlignment(status,
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HasVerticalAlignment.ALIGN_MIDDLE);
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buttons.setCellWidth(status, "100%");
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buttons.add(gotoFirst);
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buttons.add(gotoPrev);
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buttons.add(gotoNext);
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buttons.add(gotoEnd);
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bar.add(buttons, DockPanel.EAST);
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bar.setCellHorizontalAlignment(buttons, DockPanel.ALIGN_RIGHT);
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bar.setCellHorizontalAlignment(buttons, DockPanel.ALIGN_LEFT);
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bar.setVerticalAlignment(DockPanel.ALIGN_MIDDLE);
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}
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public void onClick(Widget sender) {
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if (sender == gotoNext) {
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// Move forward a page.
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startIndex += VISIBLE_DATE_COUNT;
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if (startIndex >= count)
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startIndex -= VISIBLE_DATE_COUNT;
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} else {
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if (sender == gotoPrev) {
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// Move back a page.
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startIndex -= VISIBLE_DATE_COUNT;
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if (startIndex < 0)
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startIndex = 0;
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} else {
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if (sender == gotoEnd) {
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gotoEnd();
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} else {
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if (sender == gotoFirst) {
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startIndex = 0;
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}
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}
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}
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}
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update();
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}
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}
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private static final int VISIBLE_DATE_COUNT = 10;
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private static final String VALUE_UNKNOWN = "Inconnues";
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private Grid header = new Grid(1, 2);
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ddelon |
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private Grid selector = new Grid(1, 2);
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ddelon |
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private FlexTable table = new FlexTable();
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private VerticalPanel outer = new VerticalPanel();
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private VerticalPanel inner = new VerticalPanel();
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private int startIndex = 0;
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private String user;
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private String serviceBaseUrl = null;
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private String location = "all";
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private String date = "all";
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private NavBar navBar=null;
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private int count = 65000;
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// Tous selectionné
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private int selectedRow = -1;
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private Mediator mediator = null;
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public DateList(Mediator med) {
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mediator=med;
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mediator.registerDateList(this);
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user=mediator.getUser();
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serviceBaseUrl = mediator.getServiceBaseUrl();
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navBar = new NavBar();
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// Mise en forme du header
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header.setCellSpacing(0);
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header.setCellPadding(2);
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header.setWidth("100%");
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header.setStyleName("date-ListHeader");
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header.setWidget(0, 1,navBar);
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// header.getCellFormatter().setWidth(0, 0, "100%");
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// Mise en forme de l'entree "Toutes localités"
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selector.setCellSpacing(0);
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selector.setCellPadding(0);
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selector.setWidth("100%");
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selector.setHTML(0, 0, "Toutes");
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selector.getCellFormatter().setWidth(0, 0, "100%");
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// Hook up events.
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selector.addTableListener(new TableListener () {
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public void onCellClicked(SourcesTableEvents sender, int row, int cell) {
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styleRow(selectedRow, false);
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selector.getRowFormatter().addStyleName(0, "date-SelectedRow");
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mediator.onDateSelected("all");
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date="all";
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}
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});
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selector.setStyleName("date-ListElement");
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// Mise en forme du contenu
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table.setCellSpacing(0);
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table.setBorderWidth(0);
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table.setCellPadding(2);
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table.setWidth("100%");
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table.setStyleName("date-ListElement");
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outer.add(header);
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inner.add(selector); // Toutes localités
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inner.add(table);
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inner.setStyleName("date-List");
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inner.setWidth("100%");
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outer.setWidth("100%");
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outer.add(inner);
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// Hook up events.
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table.addTableListener(new TableListener () {
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public void onCellClicked(SourcesTableEvents sender, int row, int cell) {
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selectRow(row);
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String loc=table.getText(row,cell);
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date=loc;
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if (loc.compareTo(VALUE_UNKNOWN)!=0) {
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mediator.onDateSelected(table.getText(row,cell));
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}
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else {
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date="00/00/0000";
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mediator.onDateSelected("00/00/0000");
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}
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}
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});
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styleRow(selectedRow, false);
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selector.getRowFormatter().addStyleName(0, "date-SelectedRow");
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//updateCount();
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// update()
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initWidget(outer);
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}
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/**
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* Recherche nombre d'enregistrement pour l'utilisateur en cours
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*
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*
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*/
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public void updateCount() {
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setStatusDisabled();
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HTTPRequest.asyncGet(serviceBaseUrl + "/InventoryDateList/" + user + "/" + location,
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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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JSONNumber jsonNumber;
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if ((jsonNumber = jsonValue.isNumber()) != null) {
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count = (int) jsonNumber.getValue();
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update();
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}
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}
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});
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}
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private void selectRow(int row) {
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styleRow(selectedRow, false);
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styleRow(row, true);
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selectedRow = row;
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}
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private void styleRow(int row, boolean selected) {
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if (row != -1) {
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selector.getRowFormatter().removeStyleName(0, "date-SelectedRow");
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if (selected)
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table.getRowFormatter().addStyleName(row, "date-SelectedRow");
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else
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if (row < table.getRowCount()) {
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table.getRowFormatter().removeStyleName(row, "date-SelectedRow");
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}
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}
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}
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/**
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*
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* Mise a jour de l'affichage, à partir des données d'inventaire deja
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* saisies. La valeur de this.startIndex permet de determiner quelles
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* données seront affichées
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*
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*/
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public void update() {
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setStatusDisabled();
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HTTPRequest.asyncGet(serviceBaseUrl + "/InventoryDateList/" + user + "/" + location + "/"
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+ startIndex + "/" + VISIBLE_DATE_COUNT,
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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 row=0;
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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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for (i = 0; i < arraySize; ++i) {
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if ((jsonArrayNested = jsonArray.get(i).isArray()) != null) {
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if (i>=table.getRowCount()) {
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row = table.insertRow(table.getRowCount());
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}
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else {
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row = i;
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}
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// Lieu
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String adate=((JSONString)jsonArrayNested.get(0)).stringValue();
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if (adate.compareTo("0000-00-00 00:00:00")!=0) {
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table.setText(row, 0,adate);
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}
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else {
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table.setText(row, 0,VALUE_UNKNOWN);
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}
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if ((adate.compareTo(date)==0) || ( date.compareTo("00/00/0000")==0) && adate.compareTo("0000-00-00 00:00:00")==0 ) {
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styleRow(row, true);
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}
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else {
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styleRow(row, false);
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}
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table.getFlexCellFormatter().setWidth(row, 0, "100%");
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}
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}
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}
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if (date.compareTo("all")==0) {
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selector.getRowFormatter().addStyleName(0, "date-SelectedRow");
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}
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// Suppression fin ancien affichage
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if (i<table.getRowCount()) {
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for (int j = table.getRowCount() -1 ; j >= i; j--) {
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table.removeRow(j);
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}
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}
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setStatusEnabled();
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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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401 |
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402 |
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403 |
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404 |
/*
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405 |
* Positionnement index de parcours (this.startIndex) pour affichage de la
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|
406 |
* dernière page
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407 |
*
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408 |
* @param
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409 |
* @return void
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410 |
*/
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411 |
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412 |
private void gotoEnd() {
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413 |
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414 |
if ((count == 0) || (count % VISIBLE_DATE_COUNT) > 0) {
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415 |
startIndex = count - (count % VISIBLE_DATE_COUNT);
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416 |
} else {
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417 |
startIndex = count - VISIBLE_DATE_COUNT;
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418 |
}
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419 |
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420 |
}
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421 |
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422 |
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423 |
/**
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424 |
* Affichage message d'attente et désactivation navigation
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|
425 |
*
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|
426 |
* @param
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|
427 |
* @return void
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|
428 |
*/
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429 |
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430 |
private void setStatusDisabled() {
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431 |
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432 |
navBar.gotoFirst.setEnabled(false);
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|
433 |
navBar.gotoPrev.setEnabled(false);
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434 |
navBar.gotoNext.setEnabled(false);
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|
435 |
navBar.gotoEnd.setEnabled(false);
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436 |
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|
437 |
setStatusText("Patientez ...");
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|
438 |
}
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|
439 |
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|
440 |
/**
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|
441 |
* Affichage numero de page et gestion de la navigation
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|
442 |
*
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|
443 |
*/
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444 |
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|
445 |
private void setStatusEnabled() {
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446 |
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447 |
// Il y a forcemment un disabled avant d'arriver ici
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448 |
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|
449 |
if (count > 0) {
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|
450 |
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|
451 |
if (startIndex >= VISIBLE_DATE_COUNT) { // Au dela de la
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|
452 |
// premiere page
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|
453 |
navBar.gotoPrev.setEnabled(true);
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|
454 |
navBar.gotoFirst.setEnabled(true);
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|
455 |
if (startIndex < (count - VISIBLE_DATE_COUNT)) { // Pas la
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|
456 |
// derniere
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|
457 |
// page
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|
458 |
navBar.gotoNext.setEnabled(true);
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|
459 |
navBar.gotoEnd.setEnabled(true);
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|
460 |
setStatusText((startIndex + 1) + " - "
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|
461 |
+ (startIndex + VISIBLE_DATE_COUNT) + " sur " + count );
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|
462 |
} else { // Derniere page
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|
463 |
setStatusText((startIndex + 1) + " - " + count + " sur " + count );
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|
464 |
}
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|
465 |
} else { // Premiere page
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|
466 |
if (count > VISIBLE_DATE_COUNT) { // Des pages derrieres
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|
467 |
navBar.gotoNext.setEnabled(true);
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|
468 |
navBar.gotoEnd.setEnabled(true);
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|
469 |
setStatusText((startIndex + 1) + " - "
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|
470 |
+ (startIndex + VISIBLE_DATE_COUNT) + " sur " + count);
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|
471 |
} else {
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|
472 |
setStatusText((startIndex + 1) + " - " + count + " sur " + count);
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|
473 |
}
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|
474 |
}
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|
475 |
}
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|
476 |
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|
477 |
else { // Pas d'inventaire, pas de navigation
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|
478 |
setStatusText("0 - 0 sur 0");
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|
479 |
}
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|
480 |
}
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|
481 |
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|
482 |
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|
483 |
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|
484 |
private void setStatusText(String text) {
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|
485 |
navBar.status.setText(text);
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|
486 |
}
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|
487 |
|
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|
488 |
}
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