Mercurial > dive4elements > river
comparison flys-client/src/main/java/de/intevation/flys/client/client/ui/RangeTableFilter.java @ 1534:98123d34529b
Added UI parts and event for filtering distances and locations.
flys-client/trunk@3749 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Raimund Renkert <raimund.renkert@intevation.de> |
|---|---|
| date | Mon, 23 Jan 2012 11:07:38 +0000 |
| parents | |
| children | 4f4d29404dba |
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| 1533:7fcec57c2f2c | 1534:98123d34529b |
|---|---|
| 1 package de.intevation.flys.client.client.ui; | |
| 2 | |
| 3 import java.util.ArrayList; | |
| 4 import java.util.List; | |
| 5 | |
| 6 import com.google.gwt.core.client.GWT; | |
| 7 | |
| 8 import com.smartgwt.client.widgets.form.DynamicForm; | |
| 9 import com.smartgwt.client.widgets.form.fields.TextItem; | |
| 10 import com.smartgwt.client.widgets.form.fields.events.ChangedEvent; | |
| 11 import com.smartgwt.client.widgets.form.fields.events.ChangedHandler; | |
| 12 import com.smartgwt.client.widgets.form.fields.events.KeyUpEvent; | |
| 13 import com.smartgwt.client.widgets.form.fields.events.KeyUpHandler; | |
| 14 import com.smartgwt.client.widgets.layout.HLayout; | |
| 15 | |
| 16 import de.intevation.flys.client.client.event.FilterHandler; | |
| 17 import de.intevation.flys.client.client.event.RangeFilterEvent; | |
| 18 import de.intevation.flys.client.client.FLYSConstants; | |
| 19 | |
| 20 | |
| 21 /** | |
| 22 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> | |
| 23 */ | |
| 24 public class RangeTableFilter | |
| 25 extends HLayout | |
| 26 implements ChangedHandler, KeyUpHandler | |
| 27 { | |
| 28 /** The message class that provides i18n strings. */ | |
| 29 protected FLYSConstants MESSAGES = GWT.create(FLYSConstants.class); | |
| 30 | |
| 31 protected List<FilterHandler> handlers; | |
| 32 | |
| 33 protected TextItem fromField; | |
| 34 protected TextItem toField; | |
| 35 | |
| 36 public RangeTableFilter() { | |
| 37 super(); | |
| 38 fromField = new TextItem(); | |
| 39 fromField.setTitle(MESSAGES.from()); | |
| 40 fromField.setWidth(60); | |
| 41 toField = new TextItem(); | |
| 42 toField.setTitle(MESSAGES.to()); | |
| 43 toField.setWidth(60); | |
| 44 | |
| 45 | |
| 46 handlers = new ArrayList<FilterHandler>(); | |
| 47 | |
| 48 fromField.addChangedHandler(this); | |
| 49 fromField.addKeyUpHandler(this); | |
| 50 toField.addChangedHandler(this); | |
| 51 toField.addKeyUpHandler(this); | |
| 52 | |
| 53 DynamicForm form = new DynamicForm(); | |
| 54 form.setNumCols(4); | |
| 55 form.setFields(fromField, toField); | |
| 56 | |
| 57 addMember(form); | |
| 58 } | |
| 59 | |
| 60 | |
| 61 public void onChanged(ChangedEvent event) { | |
| 62 // This event handler is to slow... | |
| 63 // fireFilterCriteriaChanged(getSearchString()); | |
| 64 } | |
| 65 | |
| 66 | |
| 67 public void onKeyUp(KeyUpEvent event) { | |
| 68 //To deactivate "As you type" filter add | |
| 69 // ' && event.getKeyName().equals("Enter")' | |
| 70 // to the if-clause. | |
| 71 if (event != null) { | |
| 72 fireFilterCriteriaChanged(getFrom(), getTo()); | |
| 73 } | |
| 74 } | |
| 75 | |
| 76 | |
| 77 public String getFrom() { | |
| 78 if (fromField.getValueAsString() == null) { | |
| 79 return ""; | |
| 80 } | |
| 81 else { | |
| 82 return fromField.getValueAsString(); | |
| 83 } | |
| 84 } | |
| 85 | |
| 86 | |
| 87 public String getTo() { | |
| 88 if (toField.getValueAsString() == null) { | |
| 89 return ""; | |
| 90 } | |
| 91 else { | |
| 92 return toField.getValueAsString(); | |
| 93 } | |
| 94 } | |
| 95 | |
| 96 | |
| 97 public void addFilterHandler(FilterHandler handler) { | |
| 98 if (handler != null) { | |
| 99 handlers.add(handler); | |
| 100 } | |
| 101 } | |
| 102 | |
| 103 | |
| 104 protected void fireFilterCriteriaChanged(String from, String to) { | |
| 105 RangeFilterEvent filter = new RangeFilterEvent(from, to); | |
| 106 | |
| 107 for (FilterHandler handler: handlers) { | |
| 108 handler.onFilterCriteriaChanged(filter); | |
| 109 } | |
| 110 } | |
| 111 | |
| 112 | |
| 113 public void clear() { | |
| 114 fromField.clearValue(); | |
| 115 toField.clearValue(); | |
| 116 fireFilterCriteriaChanged("", ""); | |
| 117 } | |
| 118 } | |
| 119 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |