Mercurial > dive4elements > river

annotate gwt-client/src/main/java/org/dive4elements/river/client/client/ui/LocationPicker.java @ 7966:d1cfd23e35cd

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Set identifier for listgridfields and resized columns.
author Raimund Renkert <rrenkert@intevation.de>
date Wed, 25 Jun 2014 15:40:44 +0200
parents ea9eef426962
children
rev   line source
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Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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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.LinkedHashMap;
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12
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13 import com.google.gwt.core.client.GWT;
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14 import com.google.gwt.i18n.client.NumberFormat;
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15 import com.smartgwt.client.data.AdvancedCriteria;
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16 import com.smartgwt.client.data.Criteria;
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17 import com.smartgwt.client.data.Criterion;
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18 import com.smartgwt.client.types.Alignment;
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19 import com.smartgwt.client.types.ListGridFieldType;
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20 import com.smartgwt.client.types.OperatorId;
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21 import com.smartgwt.client.widgets.form.DynamicForm;
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22 import com.smartgwt.client.widgets.form.fields.SelectItem;
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23 import com.smartgwt.client.widgets.form.fields.StaticTextItem;
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24 import com.smartgwt.client.widgets.form.fields.events.ChangedEvent;
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25 import com.smartgwt.client.widgets.form.fields.events.ChangedHandler;
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26 import com.smartgwt.client.widgets.grid.CellFormatter;
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27 import com.smartgwt.client.widgets.grid.ListGrid;
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28 import com.smartgwt.client.widgets.grid.ListGridField;
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29 import com.smartgwt.client.widgets.grid.ListGridRecord;
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30 import com.smartgwt.client.widgets.grid.events.CellClickHandler;
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31 import com.smartgwt.client.widgets.layout.HLayout;
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32
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33 import org.dive4elements.river.client.client.FLYSConstants;
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34 import org.dive4elements.river.client.client.event.FilterHandler;
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35 import org.dive4elements.river.client.client.event.RangeFilterEvent;
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36 import org.dive4elements.river.client.client.event.StringFilterEvent;
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37
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38 /**
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39 * Bundle widgets and handler for a lacation input helper.
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40 *
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41 * Note that the construction is weird and driven by issues that arose due to
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42 * reasons not understood.
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43 */
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44 public class LocationPicker
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45 implements FilterHandler
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46 {
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47 /** The message class that provides i18n strings.*/
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48 protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
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49
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50 /** The locations table. */
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51 protected ListGrid locationTable;
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52
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53 protected HLayout filterLayout;
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54
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55 DynamicForm resultCountForm;
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56
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57 CellClickHandler handler;
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58
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59 boolean isDistance = false;
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60
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61 /** Text to show number of matched items when filtered. */
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62 protected StaticTextItem filterResultCount;
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63
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64
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65 public LocationPicker(CellClickHandler handler) {
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66 locationTable = new ListGrid();
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67 locationTable.setShowHeaderContextMenu(false);
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68 this.handler = handler;
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69 }
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70
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71 public void prepareFilter() {
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72
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73 filterResultCount = new StaticTextItem(MSG.resultCount());
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74 filterResultCount.setTitleAlign(Alignment.LEFT);
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75 filterResultCount.setTitleStyle("color: #000");
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76
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77 final TableFilter filter = new TableFilter();
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78 filter.setHeight("30px");
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79 filter.addFilterHandler(this);
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80
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81 final RangeTableFilter filterRange = new RangeTableFilter();
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82 filterRange.setHeight("30px");
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83 filterRange.addFilterHandler(this);
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84 filterRange.setVisible(false);
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85
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86 SelectItem filterCriteria = new SelectItem();
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87 filterCriteria.setShowTitle(false);
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88 filterCriteria.setWidth(100);
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89 filterCriteria.addChangedHandler(new ChangedHandler() {
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90 public void onChanged(ChangedEvent e) {
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91 if(e.getValue().toString().equals("range")) {
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92 filterRange.setVisible(true);
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93 filter.setVisible(false);
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94 filter.clear();
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95 filterResultCount.setValue("");
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96 }
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97 else {
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98 filterRange.setVisible(false);
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99 filterRange.clear();
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100 filter.setVisible(true);
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101 filterResultCount.setValue("");
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102 }
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103 }
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104 });
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105
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106 LinkedHashMap<String, String> filterMap =
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107 new LinkedHashMap<String, String>();
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108 filterMap.put("description", MSG.description());
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109 filterMap.put("range", MSG.range());
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110 filterCriteria.setValueMap(filterMap);
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111 filterCriteria.setValue("description");
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112
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113 DynamicForm form = new DynamicForm();
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114 form.setFields(filterCriteria);
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115
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116 resultCountForm = new DynamicForm();
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117 resultCountForm.setFields(filterResultCount);
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118
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119 filterLayout = new HLayout();
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120 filterLayout.addMember(form);
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121 filterLayout.addMember(filter);
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122 filterLayout.addMember(filterRange);
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123 }
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124
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125
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126 /** Access the main widget, a table in which locations can be chosen. */
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127 public ListGrid getLocationTable() {
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128 return locationTable;
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129 }
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130
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131
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132 /** Access the 'form' that shows the filter result count. */
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133 public DynamicForm getResultCountForm() {
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134 return resultCountForm;
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parents:
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135 }
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parents:
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136
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137
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diff changeset
138 /** Access the layout containing filter stuff. */
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diff changeset
139 public HLayout getFilterLayout() {
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diff changeset
140 return filterLayout;
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141 }
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142
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143
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144 /**
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145 * This method creates a table that contains the location values.
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146 */
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147 public void createLocationTable(/*RecordClickHandler handler*/) {
1590
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148 GWT.log("Create Location Table in LocationPicker");
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149
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150 String baseUrl = GWT.getHostPageBaseURL();
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151
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152 locationTable.setWidth100();
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153 locationTable.setShowRecordComponents(true);
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154 locationTable.setShowRecordComponentsByCell(true);
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155 locationTable.setHeight100();
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156 locationTable.setEmptyMessage(MSG.empty_filter());
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157 locationTable.setCanReorderFields(false);
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158
7966
d1cfd23e35cd Set identifier for listgridfields and resized columns.
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159 ListGridField addLocation = new ListGridField ("addlocation", "");
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160 addLocation.setType (ListGridFieldType.ICON);
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161 addLocation.setWidth (30);
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162 addLocation.setCellIcon (baseUrl + MSG.markerGreen());
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d1cfd23e35cd Set identifier for listgridfields and resized columns.
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163 ListGridField addTo = new ListGridField ("addto", "");
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164 addTo.setType (ListGridFieldType.ICON);
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165 addTo.setWidth (30);
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166 addTo.setCellIcon (baseUrl + MSG.markerRed());
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b195fede1c3b Remove trailing whitespace.
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167
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168 ListGridField ldescr = new ListGridField("description",
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169 MSG.description());
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170 ldescr.setType(ListGridFieldType.TEXT);
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171 ldescr.setWidth("*");
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172 ListGridField lside = new ListGridField("riverside",
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173 MSG.riverside());
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174 lside.setType(ListGridFieldType.TEXT);
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175 lside.setWidth("10%");
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176
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177 ListGridField loc = new ListGridField("from", MSG.location());
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178 loc.setCellFormatter(new CellFormatter() {
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179 public String format(
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180 Object value,
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181 ListGridRecord record,
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182 int rowNum, int colNum) {
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183 if (value == null) return null;
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parents:
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184 try {
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diff changeset
185 NumberFormat nf;
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186 double v = Double.parseDouble((String)value);
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187 nf = NumberFormat.getFormat("###0.00##");
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188 return nf.format(v);
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189 }
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diff changeset
190 catch (Exception e) {
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diff changeset
191 return value.toString();
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192 }
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193 }
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194 }
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195 );
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196 loc.setType(ListGridFieldType.FLOAT);
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197
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198 loc.setWidth("10%");
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199
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200 ListGridField bottom =
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diff changeset
201 new ListGridField("bottom", MSG.bottom_edge());
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202 bottom.setType(ListGridFieldType.TEXT);
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diff changeset
203 bottom.setWidth("10%");
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diff changeset
204
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diff changeset
205 ListGridField top =
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parents:
diff changeset
206 new ListGridField("top", MSG.top_edge());
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207 top.setType(ListGridFieldType.TEXT);
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diff changeset
208 top.setWidth("10%");
4221
480de0dbca8e Extended location input helper.
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diff changeset
209 locationTable.addCellClickHandler(handler);
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210 if (isDistance) {
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diff changeset
211 locationTable.setFields(
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diff changeset
212 addLocation, addTo, ldescr, loc, lside, bottom, top);
480de0dbca8e Extended location input helper.
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213 }
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parents: 2454
diff changeset
214 else {
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parents: 2454
diff changeset
215 locationTable.setFields(
480de0dbca8e Extended location input helper.
Raimund Renkert <rrenkert@intevation.de>
parents: 2454
diff changeset
216 addLocation, ldescr, loc, lside, bottom, top);
480de0dbca8e Extended location input helper.
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parents: 2454
diff changeset
217 }
1590
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218 }
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parents:
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219
4b773cfd11b5 Refactoring to ease code-reuse.
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parents:
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220
4b773cfd11b5 Refactoring to ease code-reuse.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
221 @Override
4b773cfd11b5 Refactoring to ease code-reuse.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
222 public void onFilterCriteriaChanged(StringFilterEvent event) {
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parents:
diff changeset
223 String search = event.getFilter();
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parents:
diff changeset
224
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parents:
diff changeset
225 if (search != null && search.length() > 0) {
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
226 Criteria c = new Criteria("description", search);
4b773cfd11b5 Refactoring to ease code-reuse.
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parents:
diff changeset
227 locationTable.filterData(c);
4b773cfd11b5 Refactoring to ease code-reuse.
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parents:
diff changeset
228 filterResultCount.setValue(locationTable.getRecords().length);
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parents:
diff changeset
229 }
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parents:
diff changeset
230 else {
2454
99bd77501188 Issue 514.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1590
diff changeset
231 locationTable.clearCriteria();
99bd77501188 Issue 514.
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parents: 1590
diff changeset
232 filterResultCount.setValue("");
1590
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233 }
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parents:
diff changeset
234 }
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parents:
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235
4b773cfd11b5 Refactoring to ease code-reuse.
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parents:
diff changeset
236
4b773cfd11b5 Refactoring to ease code-reuse.
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parents:
diff changeset
237 @Override
4b773cfd11b5 Refactoring to ease code-reuse.
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parents:
diff changeset
238 public void onFilterCriteriaChanged(RangeFilterEvent event) {
4b773cfd11b5 Refactoring to ease code-reuse.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
239 Float from = event.getFrom() - 0.001f;
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parents:
diff changeset
240 Float to = event.getTo() + 0.001f;
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parents:
diff changeset
241
4b773cfd11b5 Refactoring to ease code-reuse.
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parents:
diff changeset
242 Criterion combinedFilter = null;
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parents:
diff changeset
243 if (from.equals(Float.NaN) && to.equals(Float.NaN)) {
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parents:
diff changeset
244 locationTable.clearCriteria();
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parents:
diff changeset
245 filterResultCount.setValue("");
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parents:
diff changeset
246 return;
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parents:
diff changeset
247 }
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parents:
diff changeset
248 else if (from.equals(Float.NaN)) {
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parents:
diff changeset
249 combinedFilter =
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parents:
diff changeset
250 new Criterion("from", OperatorId.LESS_OR_EQUAL, to);
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parents:
diff changeset
251 }
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parents:
diff changeset
252 else if (to.equals(Float.NaN)) {
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parents:
diff changeset
253 combinedFilter =
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parents:
diff changeset
254 new Criterion("from", OperatorId.GREATER_OR_EQUAL, from);
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parents:
diff changeset
255 }
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parents:
diff changeset
256 else {
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
257 combinedFilter =
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parents:
diff changeset
258 new AdvancedCriteria(OperatorId.AND, new Criterion[] {
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parents:
diff changeset
259 new Criterion("from", OperatorId.GREATER_OR_EQUAL, from),
4b773cfd11b5 Refactoring to ease code-reuse.
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parents:
diff changeset
260 new Criterion("from", OperatorId.LESS_OR_EQUAL, to)
4b773cfd11b5 Refactoring to ease code-reuse.
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parents:
diff changeset
261 });
4b773cfd11b5 Refactoring to ease code-reuse.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
262 }
4b773cfd11b5 Refactoring to ease code-reuse.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
263 locationTable.filterData(combinedFilter);
4b773cfd11b5 Refactoring to ease code-reuse.
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parents:
diff changeset
264 filterResultCount.setValue(locationTable.getRecords().length);
4b773cfd11b5 Refactoring to ease code-reuse.
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parents:
diff changeset
265 }
4221
480de0dbca8e Extended location input helper.
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diff changeset
266
480de0dbca8e Extended location input helper.
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diff changeset
267 public void setIsDistance(boolean value) {
480de0dbca8e Extended location input helper.
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parents: 2454
diff changeset
268 this.isDistance = value;
480de0dbca8e Extended location input helper.
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parents: 2454
diff changeset
269 }
480de0dbca8e Extended location input helper.
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parents: 2454
diff changeset
270
480de0dbca8e Extended location input helper.
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diff changeset
271 public boolean isDistance() {
480de0dbca8e Extended location input helper.
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parents: 2454
diff changeset
272 return this.isDistance;
480de0dbca8e Extended location input helper.
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parents: 2454
diff changeset
273 }
1590
4b773cfd11b5 Refactoring to ease code-reuse.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
274 }
4b773cfd11b5 Refactoring to ease code-reuse.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
275 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org