Mercurial > dive4elements > river

comparison flys-client/src/main/java/de/intevation/flys/client/client/ui/LinkSelection.java @ 282:e92f7ef455d6

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Show rivers as links instead of a combobox. flys-client/trunk@1911 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Thu, 12 May 2011 14:59:18 +0000
parents
children be842e36ce1c
comparison
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281:c271012a97a3 282:e92f7ef455d6
1 package de.intevation.flys.client.client.ui;
2
3 import com.google.gwt.core.client.GWT;
4
5 import com.smartgwt.client.types.VerticalAlignment;
6 import com.smartgwt.client.widgets.Canvas;
7 import com.smartgwt.client.widgets.Label;
8 import com.smartgwt.client.widgets.form.DynamicForm;
9 import com.smartgwt.client.widgets.form.fields.LinkItem;
10 import com.smartgwt.client.widgets.layout.HLayout;
11 import com.smartgwt.client.widgets.layout.VLayout;
12 import com.smartgwt.client.widgets.form.fields.events.ClickHandler;
13 import com.smartgwt.client.widgets.form.fields.events.ClickEvent;
14
15 import de.intevation.flys.client.shared.model.Data;
16 import de.intevation.flys.client.shared.model.DataItem;
17 import de.intevation.flys.client.shared.model.DataList;
18 import de.intevation.flys.client.shared.model.DefaultData;
19 import de.intevation.flys.client.shared.model.DefaultDataItem;
20 import de.intevation.flys.client.client.event.StepForwardEvent;
21
22 import de.intevation.flys.client.client.FLYSConstants;
23
24
25 /**
26 * This UIProvider displays the DataItems of the Data object in a list of links.
27 *
28 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
29 */
30 public class LinkSelection
31 extends MapSelection
32 {
33 /** The message class that provides i18n strings.*/
34 protected FLYSConstants messages = GWT.create(FLYSConstants.class);
35
36 /** The combobox.*/
37 protected DynamicForm form;
38
39 /** The selected river*/
40 protected Data river;
41
42 /**
43 * This method currently returns a
44 * {@link com.smartgwt.client.widgets.form.DynamicForm} that contains all
45 * data items in a list of links stored in <i>data</i>.
46 *
47 * @param data The {@link Data} object.
48 *
49 * @return a combobox.
50 */
51 public Canvas create(DataList data) {
52 VLayout v = new VLayout();
53 v.setMembersMargin(10);
54 v.setAlign(VerticalAlignment.TOP);
55 GWT.log("-------datastate: "+ data.getState());
56 if (data.getState() == null) {
57 Canvas module = super.createWidget(data);
58 v.addMember(module);
59 }
60 Canvas content = createWidget(data);
61 v.addMember(content);
62
63 return v;
64 }
65
66
67 public Canvas createOld(DataList dataList) {
68 HLayout layout = new HLayout();
69 VLayout vLayout = new VLayout();
70 layout.setWidth("400px");
71
72 Label label = new Label(dataList.getLabel());
73 label.setWidth("200px");
74
75 int size = dataList.size();
76 for (int i = 0; i < size; i++) {
77 Data data = dataList.get(i);
78 DataItem[] items = data.getItems();
79
80 for (DataItem item: items) {
81 HLayout hLayout = new HLayout();
82
83 hLayout.addMember(label);
84 hLayout.addMember(new Label(item.getLabel()));
85
86 vLayout.addMember(hLayout);
87 vLayout.setWidth("130px");
88 }
89 }
90
91 Canvas back = getBackButton(dataList.getState());
92
93 layout.addMember(label);
94 layout.addMember(vLayout);
95 layout.addMember(back);
96
97 return layout;
98 }
99
100
101 /**
102 * This method creates the content of the widget.
103 *
104 * @param data The {@link Data} object.
105 *
106 * @return a list of links
107 */
108 protected Canvas createWidget(DataList data) {
109 GWT.log("LinkSelection - create()");
110
111 VLayout layout = new VLayout();
112 layout.setAlign(VerticalAlignment.TOP);
113 layout.setHeight(25);
114
115
116 form = new DynamicForm();
117 VLayout formLayout = new VLayout();
118
119 formLayout.setLayoutLeftMargin(60);
120 int size = data.size();
121
122 for (int i = 0; i < size; i++) {
123 Data d = data.get(i);
124
125 Label label = new Label(d.getDescription());
126 label.setValign(VerticalAlignment.TOP);
127 label.setHeight(20);
128
129 for (DataItem item: d.getItems()) {
130 LinkItem link = new LinkItem("river");
131 link.setLinkTitle(item.getLabel());
132 link.setTarget(item.getStringValue());
133 link.setShowTitle(false);
134 DynamicForm f = new DynamicForm();
135 f.setItems(link);
136 formLayout.addMember(f);
137 link.addClickHandler(new ClickHandler() {
138 public void onClick(ClickEvent event) {
139 DataItem item = new DefaultDataItem(
140 ((LinkItem)event.getItem()).getLinkTitle(),
141 null,
142 ((LinkItem)event.getItem()).getLinkTitle());
143
144 river = new DefaultData(
145 "river",
146 null,
147 null,
148 new DataItem [] {item});
149 fireStepForwardEvent (new StepForwardEvent (getData()));
150 }
151 });
152
153 }
154 label.setWidth(50);
155
156 layout.addMember(label);
157 layout.addMember(formLayout);
158 }
159 layout.setAlign(VerticalAlignment.TOP);
160
161 return layout;
162 }
163
164
165 protected Data[] getData() {
166 Data[] module = super.getData();
167 if (module != null) {
168 return new Data[] {module[0], river};
169 }
170 else {
171 return new Data[] {river};
172 }
173 }
174 }
175 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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