Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/chart/ManualPointsEditor.java @ 1562:af29d43cf4da

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Added basic validation, improved editing function, minor refac. flys-client/trunk@3808 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Fri, 27 Jan 2012 15:43:02 +0000
parents 3cf3cd8dd92d
children 41abc345d2f1
rev   line source
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1 package de.intevation.flys.client.client.ui.chart;
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2
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3 import com.google.gwt.json.client.JSONArray;
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4 import com.google.gwt.json.client.JSONNumber;
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5 import com.google.gwt.json.client.JSONParser;
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6 import com.google.gwt.json.client.JSONString;
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7 import com.google.gwt.core.client.GWT;
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8 import com.google.gwt.user.client.rpc.AsyncCallback;
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9
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10 import com.smartgwt.client.util.SC;
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11 import com.smartgwt.client.widgets.Window;
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12 import com.smartgwt.client.widgets.layout.VLayout;
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13 import com.smartgwt.client.widgets.layout.HLayout;
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14 import com.smartgwt.client.widgets.IButton;
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15 import com.smartgwt.client.widgets.Button;
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16 import com.smartgwt.client.widgets.Label;
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17 import com.smartgwt.client.widgets.Canvas;
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18 import com.smartgwt.client.widgets.grid.ListGrid;
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19 import com.smartgwt.client.widgets.grid.ListGridField;
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20 import com.smartgwt.client.widgets.grid.ListGridRecord;
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21 import com.smartgwt.client.widgets.grid.events.RecordClickEvent;
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22 import com.smartgwt.client.widgets.grid.events.RecordClickHandler;
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23 import com.smartgwt.client.types.ListGridFieldType;
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24 import com.smartgwt.client.widgets.grid.CellFormatter;
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25 import com.google.gwt.i18n.client.NumberFormat;
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26
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27 import com.smartgwt.client.widgets.form.DynamicForm;
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28
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29 import com.smartgwt.client.widgets.events.ClickEvent;
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30 import com.smartgwt.client.widgets.events.ClickHandler;
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31
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32 import com.smartgwt.client.types.Alignment;
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33
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34 import de.intevation.flys.client.shared.model.Artifact;
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35
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36 import de.intevation.flys.client.client.Config;
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37 import de.intevation.flys.client.client.FLYSConstants;
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38 import de.intevation.flys.client.shared.model.Collection;
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39 import de.intevation.flys.client.shared.model.CollectionItem;
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40 import de.intevation.flys.client.client.utils.DoubleValidator;
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41
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42 import de.intevation.flys.client.client.services.LoadArtifactService;
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43 import de.intevation.flys.client.client.services.LoadArtifactServiceAsync;
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44 import de.intevation.flys.client.client.services.FeedService;
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45 import de.intevation.flys.client.client.services.FeedServiceAsync;
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46
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47 import de.intevation.flys.client.shared.model.Data;
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48 import de.intevation.flys.client.shared.model.DefaultArtifact;
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49 import de.intevation.flys.client.shared.model.DefaultData;
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50 import de.intevation.flys.client.shared.model.Recommendation;
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51
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52 import de.intevation.flys.client.client.event.RedrawRequestHandler;
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53 import de.intevation.flys.client.client.event.RedrawRequestEvent;
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54 import de.intevation.flys.client.client.event.RedrawRequestEvent.Type;
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55
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56
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57 /**
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58 * UI to enter point data and save it to an PointArtifact.
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59 */
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60 public class ManualPointsEditor
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61 extends Window
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62 implements ClickHandler
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63 {
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64 /** The interface that provides i18n messages. */
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65 protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
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66
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67 /** Name of the main data item to be fed. */
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68 public static final String POINT_DATA = "manualpoints.data";
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69 // TODO with separate point sets in multiple diagrams, we might need
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70 // different POINT_DATA-names (e.g. one per diagram).
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71
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72 /** When we chaged something, we need a RedrawRequest(Handler). */
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73 protected RedrawRequestHandler redrawRequestHandler;
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74
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75 /** The collection */
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76 protected Collection collection;
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77
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78 /** The listGrid showing point entries. */
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79 protected ListGrid listGrid;
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80
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81 /** Service handle to clone and add artifacts to collection. */
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82 LoadArtifactServiceAsync loadArtifactService = GWT.create(
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83 de.intevation.flys.client.client.services.LoadArtifactService.class);
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84
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85 /** Service to feed the artifact with new point-data. */
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86 FeedServiceAsync feedService = GWT.create(
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87 de.intevation.flys.client.client.services.FeedService.class);
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88
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89 /** UUID of artifact to feed. */
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90 protected String uuid;
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91
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92
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93 /**
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94 * Setup editor dialog.
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95 * @param collection The collection to use.
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96 */
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97 public ManualPointsEditor(Collection collection,
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98 RedrawRequestHandler handler
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99 ) {
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100 this.collection = collection;
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101 this.redrawRequestHandler = handler;
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102 init();
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103 }
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104
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105
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106 /** Searches collection for first artifact to serve (manual) point data. */
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107 public String findManualPointsUUID() {
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108 // TODO Need to be more picky (different points in different diagrams)
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109 int size = collection.getItemLength();
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110
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111 for (int i = 0; i < size; i++) {
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112 CollectionItem item = collection.getItem(i);
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113 String dataValue = (String) item.getData().get(POINT_DATA);
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114 if (dataValue != null) {
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115 // Found it.
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116 uuid = item.identifier();
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117 return uuid;
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118 }
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119 }
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120
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121 return null;
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122 }
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123
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124
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125 /**
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126 * Initialize the editor window and its components.
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127 */
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128 protected void init() {
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129 setTitle(MSG.addpoints());
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130 setCanDragReposition(true);
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131 setCanDragResize(true);
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132
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133 // If no manualpoints artifact found, create it now.
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134 if(findManualPointsUUID() == null) {
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135 addArtifactCreateUI();
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parents:
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136 }
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parents:
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137 else {
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diff changeset
138 createUI();
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parents:
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139 }
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140 }
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141
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142
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143 /** Create and setup/add the ui. */
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144 public void createUI() {
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145 Config config = Config.getInstance();
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146
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147 Button accept = new Button(MSG.label_ok());
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148 Button cancel = new Button(MSG.label_cancel());
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149 cancel.addClickHandler(this);
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150
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151 // TODO refactor.
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152 accept.addClickHandler(new ClickHandler() {
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153 public void onClick(ClickEvent e) {
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154 if(isDialogValid()) {
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155 // Feed JSON-encoded content of listgrid.
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156 String jsonString = "";
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157 int idx = 0;
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158 JSONArray list = new JSONArray();
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159
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160 for(ListGridRecord record : listGrid.getRecords()) {
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161 if (record instanceof PointRecord) {
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162 JSONArray data = new JSONArray();
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163
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164 PointRecord point = (PointRecord) record;
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165 data.set(0, new JSONNumber(point.getX()));
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166 data.set(1, new JSONNumber(point.getY()));
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167 data.set(2, new JSONString(point.getName()));
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168
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169 list.set(idx, data);
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170 idx++;
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171 }
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172 else {
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173 JSONArray data = new JSONArray();
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174
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175 String nameString = record.getAttributeAsString("name");
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176 // Apply default name if none set.
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177 if (nameString == null || nameString.equals("")) {
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178 String xString = record.getAttributeAsString(
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diff changeset
179 PointRecord.ATTRIBUTE_X);
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diff changeset
180 String yString = record.getAttributeAsString(
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diff changeset
181 PointRecord.ATTRIBUTE_Y);
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182 nameString = xString + "/" + yString;
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183 }
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184
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diff changeset
185 data.set(0, new JSONNumber(record.
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diff changeset
186 getAttributeAsDouble(PointRecord.ATTRIBUTE_X)));
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187 data.set(1, new JSONNumber(record.
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diff changeset
188 getAttributeAsDouble(PointRecord.ATTRIBUTE_Y)));
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189 data.set(2, new JSONString(nameString));
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190
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191 list.set(idx, data);
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diff changeset
192 idx++;
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193 }
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194 }
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195
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196 // Feed list.toString to respective artifact.
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diff changeset
197 Data[] feedData = new Data[] {
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diff changeset
198 DefaultData.createSimpleStringData(POINT_DATA,
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diff changeset
199 list.toString())
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parents:
diff changeset
200 };
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parents:
diff changeset
201 feedService.feed(
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diff changeset
202 Config.getInstance().getLocale(),
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diff changeset
203 new DefaultArtifact(uuid, "TODO:hash"),
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parents:
diff changeset
204 feedData,
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diff changeset
205 new AsyncCallback<Artifact>() {
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parents:
diff changeset
206 public void onFailure(Throwable caught) {
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diff changeset
207 GWT.log("Could not feed artifact with points.");
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parents:
diff changeset
208 SC.warn(MSG.getString(caught.getMessage()));
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parents:
diff changeset
209 enable();
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diff changeset
210 }
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diff changeset
211 public void onSuccess(Artifact fartifact) {
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parents:
diff changeset
212 GWT.log("Successfully set points ");
1549
42f1213dfbcc Let ManualPointEditor use RedrawRequests to let freshly edited points show up in Chart.
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parents: 1548
diff changeset
213 redrawRequestHandler.onRedrawRequest(
1561
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diff changeset
214 new RedrawRequestEvent());
1545
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diff changeset
215 destroy();
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parents:
diff changeset
216 }
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parents:
diff changeset
217 });
2f0150f21e77 Added basic UI to enter manual points.
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parents:
diff changeset
218 }
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parents:
diff changeset
219 else {
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diff changeset
220 GWT.log("Dialog not valid");
2f0150f21e77 Added basic UI to enter manual points.
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parents:
diff changeset
221 SC.warn(MSG.error_dialog_not_valid());
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parents:
diff changeset
222 }
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parents:
diff changeset
223 }
2f0150f21e77 Added basic UI to enter manual points.
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parents:
diff changeset
224 });
2f0150f21e77 Added basic UI to enter manual points.
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parents:
diff changeset
225
2f0150f21e77 Added basic UI to enter manual points.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
226 HLayout buttons = new HLayout();
2f0150f21e77 Added basic UI to enter manual points.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
227 buttons.addMember(accept);
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
228 buttons.addMember(cancel);
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
229 buttons.setAlign(Alignment.CENTER);
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parents:
diff changeset
230 buttons.setHeight(30);
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parents:
diff changeset
231
2f0150f21e77 Added basic UI to enter manual points.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
232 VLayout layout = new VLayout();
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
233 listGrid = new ListGrid();
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
234 listGrid.setWidth100();
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
235 listGrid.setHeight(200);
1561
3cf3cd8dd92d Made manual points edit- and removable.
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parents: 1553
diff changeset
236 listGrid.setCanSort(false);
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1553
diff changeset
237 listGrid.setCanEdit(true);
3cf3cd8dd92d Made manual points edit- and removable.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1553
diff changeset
238 listGrid.setShowHeaderContextMenu(false);
3cf3cd8dd92d Made manual points edit- and removable.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1553
diff changeset
239
1553
9ad19e31d149 Improved points UI to also respect language and name of point.
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diff changeset
240 // TODO X and Y Header depend on the current chart and axis (e.g. W[nn+m])
1561
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parents: 1553
diff changeset
241 // collection.getSettings(outputName).getSettings -> Propertie -> "axis" -> "label"
1562
af29d43cf4da Added basic validation, improved editing function, minor refac.
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parents: 1561
diff changeset
242 ListGridField xField = new ListGridField(PointRecord.ATTRIBUTE_X, "X");
1553
9ad19e31d149 Improved points UI to also respect language and name of point.
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parents: 1549
diff changeset
243 xField.setType(ListGridFieldType.FLOAT);
1562
af29d43cf4da Added basic validation, improved editing function, minor refac.
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parents: 1561
diff changeset
244 xField.setCellFormatter(new CellFormatter() {
af29d43cf4da Added basic validation, improved editing function, minor refac.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1561
diff changeset
245 public String format(Object value, ListGridRecord record, int rowNum, int colNum) {
af29d43cf4da Added basic validation, improved editing function, minor refac.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1561
diff changeset
246 if(value != null) {
af29d43cf4da Added basic validation, improved editing function, minor refac.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1561
diff changeset
247 NumberFormat nf = NumberFormat.getFormat("#.##");
af29d43cf4da Added basic validation, improved editing function, minor refac.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1561
diff changeset
248 try {
af29d43cf4da Added basic validation, improved editing function, minor refac.
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parents: 1561
diff changeset
249 return nf.format(((Number) value).doubleValue());
af29d43cf4da Added basic validation, improved editing function, minor refac.
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parents: 1561
diff changeset
250 } catch (Exception e) {
af29d43cf4da Added basic validation, improved editing function, minor refac.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1561
diff changeset
251 return value.toString();
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parents: 1561
diff changeset
252 }
af29d43cf4da Added basic validation, improved editing function, minor refac.
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parents: 1561
diff changeset
253 } else {
af29d43cf4da Added basic validation, improved editing function, minor refac.
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parents: 1561
diff changeset
254 return null;
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parents: 1561
diff changeset
255 }
af29d43cf4da Added basic validation, improved editing function, minor refac.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1561
diff changeset
256 }});
af29d43cf4da Added basic validation, improved editing function, minor refac.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1561
diff changeset
257 ListGridField yField = new ListGridField(PointRecord.ATTRIBUTE_Y, "Y");
1553
9ad19e31d149 Improved points UI to also respect language and name of point.
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parents: 1549
diff changeset
258 yField.setType(ListGridFieldType.FLOAT);
1562
af29d43cf4da Added basic validation, improved editing function, minor refac.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1561
diff changeset
259 ListGridField nameField = new ListGridField(PointRecord.ATTRIBUTE_NAME,
1553
9ad19e31d149 Improved points UI to also respect language and name of point.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1549
diff changeset
260 MSG.pointname());
1561
3cf3cd8dd92d Made manual points edit- and removable.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1553
diff changeset
261 final ListGridField removeField =
3cf3cd8dd92d Made manual points edit- and removable.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1553
diff changeset
262 new ListGridField("_removeRecord", MSG.removepoint()){{
3cf3cd8dd92d Made manual points edit- and removable.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1553
diff changeset
263 setType(ListGridFieldType.ICON);
3cf3cd8dd92d Made manual points edit- and removable.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1553
diff changeset
264 setIcon(GWT.getHostPageBaseURL() + MSG.removeFeature());
3cf3cd8dd92d Made manual points edit- and removable.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1553
diff changeset
265 setCanEdit(false);
3cf3cd8dd92d Made manual points edit- and removable.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1553
diff changeset
266 setCanFilter(false);
3cf3cd8dd92d Made manual points edit- and removable.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1553
diff changeset
267 setCanSort(false);
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268 setCanGroupBy(false);
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269 setCanFreeze(false);
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270 setWidth(25);
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271 }};
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272
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273 listGrid.setFields(new ListGridField[] {xField, yField,
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274 nameField, removeField});
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275
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276 listGrid.addRecordClickHandler(new RecordClickHandler() {
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277 public void onRecordClick(final RecordClickEvent event) {
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278 // Just handle remove-clicks
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279 if(!event.getField().getName().equals(removeField.getName())) {
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280 return;
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281 }
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282 event.getViewer().removeData(event.getRecord());
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283 }
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284 });
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285
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286 // Find the artifacts uuid.
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287 findManualPointsUUID();
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288 CollectionItem item = collection.getItem(uuid);
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289
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290 // Add points to grid.
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291 if (item != null) {
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292 String jsonData = item.getData().get(POINT_DATA);
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293 JSONArray jsonArray = (JSONArray) JSONParser.parse(jsonData);
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294 for (int i = 0; i < jsonArray.size(); i++) {
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295 JSONArray point = (JSONArray) jsonArray.get(i);
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296 listGrid.addData(pointRecordFromJSON(point));
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297 }
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298 }
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299 else {
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300 // TODO proper log
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301 System.out.println("No item found for " + uuid);
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302 }
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303
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304 IButton button = new IButton(MSG.newpoint());
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305 button.setTop(250);
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306 button.addClickHandler(new ClickHandler() {
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307 public void onClick(ClickEvent event) {
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308 listGrid.startEditingNew();
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309 }
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310 });
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311
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312 layout.addMember(listGrid);
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313 layout.addMember(button);
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314
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315 addItem(layout);
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316
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317 addItem(buttons);
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318 setWidth(380);
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319 setHeight(470);
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320 centerInPage();
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321 }
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322
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323
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324 /** From a JSON-encoded point, create a PointRecord. */
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325 public PointRecord pointRecordFromJSON(JSONArray jsonArray) {
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326 JSONNumber x = (JSONNumber) jsonArray.get(0);
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327 JSONNumber y = (JSONNumber) jsonArray.get(1);
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328 JSONString s = (JSONString) jsonArray.get(2);
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329 return new PointRecord(x.doubleValue(), y.doubleValue(), s.stringValue());
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330 }
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331
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332
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333 /** Add a ManualPointArtifact to Collection. */
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334 public void addArtifactCreateUI() {
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335 final Label standByLabel = new Label(MSG.standby());
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336 addItem(standByLabel);
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337
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338 setWidth(380);
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339 setHeight(470);
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340 centerInPage();
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341
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342 Config config = Config.getInstance();
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343 String locale = config.getLocale();
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344
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345 loadArtifactService.load(
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346 this.collection,
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347 new Recommendation("manualpoints", ""),
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348 "manualpoints",
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349 locale,
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350 new AsyncCallback<Artifact>() {
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diff changeset
351 public void onFailure(Throwable caught) {
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352 GWT.log("Creating manualpoint artifact failed!");
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353 }
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354 public void onSuccess(Artifact artifact) {
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diff changeset
355 GWT.log("Successfully created artifact.");
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diff changeset
356 removeItem(standByLabel);
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diff changeset
357 uuid = artifact.getUuid();
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diff changeset
358 createUI();
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diff changeset
359 }
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diff changeset
360 });
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diff changeset
361 }
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parents:
diff changeset
362
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diff changeset
363
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parents:
diff changeset
364 /**
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diff changeset
365 * This method is called when the user aborts point editing.
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diff changeset
366 * @param event The event.
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diff changeset
367 */
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diff changeset
368 public void onClick(ClickEvent event) {
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diff changeset
369 this.destroy();
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parents:
diff changeset
370 }
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diff changeset
371
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parents:
diff changeset
372
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diff changeset
373 /** Simple record to store points. */
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diff changeset
374 public class PointRecord extends ListGridRecord {
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diff changeset
375 protected static final String ATTRIBUTE_X = "X";
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diff changeset
376 protected static final String ATTRIBUTE_Y = "Y";
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377 protected static final String ATTRIBUTE_NAME = "name";
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378 protected static final String ATTRIBUTE_ACTIVE = "active";
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379
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diff changeset
380 private PointRecord() {;}
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diff changeset
381
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382 public PointRecord(double x, double y, String name) {
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diff changeset
383 setName(name);
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diff changeset
384 setX(x);
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diff changeset
385 setY(y);
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diff changeset
386 }
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diff changeset
387
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diff changeset
388 public void setActive(boolean b) {
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diff changeset
389 setAttribute(ATTRIBUTE_ACTIVE, b);
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diff changeset
390 }
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diff changeset
391
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diff changeset
392 public boolean isActive() {
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diff changeset
393 return getAttributeAsBoolean(ATTRIBUTE_ACTIVE);
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diff changeset
394 }
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diff changeset
395
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396 public void setName(String name) {
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diff changeset
397 setAttribute(ATTRIBUTE_NAME, name);
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diff changeset
398 }
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diff changeset
399
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diff changeset
400 public String getName() {
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diff changeset
401 return getAttributeAsString(ATTRIBUTE_NAME);
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diff changeset
402 }
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diff changeset
403
1545
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diff changeset
404 public void setX(double x) {
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diff changeset
405 setAttribute(ATTRIBUTE_X, x);
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parents:
diff changeset
406 }
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parents:
diff changeset
407
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408 public void setY(double y) {
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409 setAttribute(ATTRIBUTE_Y, y);
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410 }
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411
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412 public double getX() {
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413 return getAttributeAsDouble(ATTRIBUTE_X);
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414 }
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415
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416 public double getY() {
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417 return getAttributeAsDouble(ATTRIBUTE_Y);
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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 // TODO validate entered values (CellFormatter).
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423 protected boolean isDialogValid() {
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424 boolean valid = true;
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425 /*
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426 for (int i = 0; i < tabs.getNumTabs(); i++) {
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427 Tab t = tabs.getTab(i);
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428 Canvas container = t.getPane();
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429 Canvas[] children = container.getChildren();
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430 for (Canvas c: children) {
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431 valid = validateCanvas(c);
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432 if(!valid) {
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433 return valid;
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434 }
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435 }
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436 }
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437 */
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438 return valid;
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439 }
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440
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441
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442 protected boolean validateCanvas(Canvas c) {
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443 boolean valid = true;
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444 if(c instanceof DynamicForm) {
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445 DynamicForm f = (DynamicForm) c;
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446 return !f.hasErrors();
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447 }
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448 else if(c.getChildren().length > 0) {
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449 for (Canvas child: c.getChildren()) {
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450 valid = validateCanvas(child);
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451 if(!valid) {
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452 return valid;
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453 }
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454 }
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455 }
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456 return valid;
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457 }
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458 }
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459 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org