Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/ContinuePanel.java @ 790:3fa8583434b2

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Made stepping forward/backword much smoother in the parameter list. flys-client/trunk@2294 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 06 Jul 2011 15:34:38 +0000
parents 3ae0facd4cab
children 360e22afb98b
rev   line source
785
3ae0facd4cab Added a panel that lets users step to a next state without feeding the current artifact with new data.
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1 package de.intevation.flys.client.client.ui;
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2
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3 import java.util.ArrayList;
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4 import java.util.List;
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5
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6 import com.google.gwt.core.client.GWT;
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7
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8 import com.smartgwt.client.widgets.Canvas;
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9 import com.smartgwt.client.widgets.form.DynamicForm;
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10 import com.smartgwt.client.widgets.form.fields.LinkItem;
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11 import com.smartgwt.client.widgets.form.fields.events.ClickEvent;
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12 import com.smartgwt.client.widgets.form.fields.events.ClickHandler;
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13
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14 import de.intevation.flys.client.shared.model.ArtifactDescription;
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15 import de.intevation.flys.client.shared.model.Data;
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16 import de.intevation.flys.client.shared.model.DataList;
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17
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18 import de.intevation.flys.client.client.FLYSConstants;
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19 import de.intevation.flys.client.client.event.AdvanceHandler;
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20
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21
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22 /**
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23 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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24 */
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25 public class ContinuePanel extends AbstractUIProvider {
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26
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27 protected static FLYSConstants MSG = GWT.create(FLYSConstants.class);
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28
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29 protected List<AdvanceHandler> advHandlers;
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30
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31
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32 @Override
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33 public Canvas create(DataList dataList) {
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34 DynamicForm form = new DynamicForm();
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35 form.setWidth(200);
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36 form.setHeight(35);
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37
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38 LinkItem next = new LinkItem();
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39 next.setShowTitle(false);
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40 next.setLinkTitle(MSG.next());
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41
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42 final ArtifactDescription desc = artifact.getArtifactDescription();
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43 final String[] reachable = desc.getReachableStates();
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44
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45 next.addClickHandler(new ClickHandler() {
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46 public void onClick(ClickEvent e) {
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47 fireOnAdvance(reachable[0]);
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48 }
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49 });
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50
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51 form.setFields(next);
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52
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53 return form;
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54 }
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55
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56
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57 @Override
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58 public Canvas createOld(DataList dataList) {
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59 return null;
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60 }
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61
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62
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63 @Override
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64 protected Data[] getData() {
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65 return new Data[0];
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66 }
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67
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69 public void addAdvanceHandler(AdvanceHandler handler) {
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70 if (advHandlers == null) {
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71 advHandlers = new ArrayList<AdvanceHandler>();
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72 }
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73
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74 if (handler != null) {
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75 advHandlers.add(handler);
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76 }
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77 }
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80 public void fireOnAdvance(String target) {
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81 if (advHandlers == null || advHandlers.isEmpty()) {
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82 return;
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83 }
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84
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85 for (AdvanceHandler handler: advHandlers) {
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86 handler.onAdvance(target);
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87 }
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88 }
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89 }
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90 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org