Mercurial > dive4elements > river

annotate gwt-client/src/main/java/org/dive4elements/river/client/client/ui/TableFilter.java @ 9801:1d7a72a50183 3.2.x tip

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Assume Compose V2, consistently
author Tom Gottfried <tom@intevation.de>
date Thu, 23 Nov 2023 10:14:13 +0100
parents ea9eef426962
children
rev   line source
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.client.client.ui;
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10
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11 import java.util.ArrayList;
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12 import java.util.List;
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13
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14 import com.google.gwt.core.client.GWT;
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15
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16 import com.smartgwt.client.widgets.form.DynamicForm;
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17 import com.smartgwt.client.widgets.form.fields.TextItem;
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18 import com.smartgwt.client.widgets.form.fields.events.ChangedEvent;
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19 import com.smartgwt.client.widgets.form.fields.events.ChangedHandler;
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20 import com.smartgwt.client.widgets.form.fields.events.KeyUpEvent;
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21 import com.smartgwt.client.widgets.form.fields.events.KeyUpHandler;
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22 import com.smartgwt.client.widgets.layout.HLayout;
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23
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24 import org.dive4elements.river.client.client.event.FilterHandler;
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25 import org.dive4elements.river.client.client.event.StringFilterEvent;
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26 import org.dive4elements.river.client.client.FLYSConstants;
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27
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28
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29 /**
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30 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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31 */
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32 public class TableFilter
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33 extends HLayout
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34 implements ChangedHandler, KeyUpHandler
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35 {
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36 /** The message class that provides i18n strings. */
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37 protected FLYSConstants MESSAGES = GWT.create(FLYSConstants.class);
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38
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39 protected List<FilterHandler> handlers;
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40
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41 protected TextItem searchfield;
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42
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43
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44 public TableFilter() {
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45 super();
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46 searchfield = new TextItem(MESSAGES.search());
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47 handlers = new ArrayList<FilterHandler>();
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48
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49 searchfield.addChangedHandler(this);
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50 searchfield.addKeyUpHandler(this);
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51 searchfield.setWidth(120);
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52
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53 DynamicForm form = new DynamicForm();
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54 form.setFields(searchfield);
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55
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56 addMember(form);
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57 }
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58
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59
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60 public void onChanged(ChangedEvent event) {
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61 // This event handler is to slow...
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62 // fireFilterCriteriaChanged(getSearchString());
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63 }
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64
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65
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66 public void onKeyUp(KeyUpEvent event) {
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67 //To deactivate "As you type" filter add
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68 // ' && event.getKeyName().equals("Enter")'
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69 // to the if-clause.
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70 if (event != null) {
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71 fireFilterCriteriaChanged(getSearchString());
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72 }
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73 }
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74
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75
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76 public String getSearchString() {
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77 if (searchfield.getValueAsString() == null) {
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78 return "";
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79 }
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80 else {
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81 return searchfield.getValueAsString();
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82 }
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83 }
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84
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85
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86 public void addFilterHandler(FilterHandler handler) {
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87 if (handler != null) {
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88 handlers.add(handler);
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89 }
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90 }
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91
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92
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93 protected void fireFilterCriteriaChanged(String searchstring) {
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94 StringFilterEvent filter = new StringFilterEvent(searchstring);
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95
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96 for (FilterHandler handler: handlers) {
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97 handler.onFilterCriteriaChanged(filter);
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98 }
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99 }
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100
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101
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102 public void clear() {
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103 searchfield.clearValue();
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104 fireFilterCriteriaChanged("");
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105 }
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106 }
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107 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org