Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/ParameterMatrix.java @ 2532:261347ea60b8

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Added new Data type StringOptionsData; allow this Data type for ParameterMatrixPanel. flys-client/trunk@4428 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 16 May 2012 14:52:39 +0000
parents fe177e7f61d1
children a9cdd62aa73e
rev   line source
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fe177e7f61d1 Added a new UIProvider that renders a matrix of checkboxes for user input.
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1 package de.intevation.flys.client.client.ui;
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2
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3 import java.io.Serializable;
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4
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5 import java.util.ArrayList;
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6 import java.util.HashMap;
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7 import java.util.List;
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8 import java.util.Map;
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9
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10 import com.google.gwt.core.client.GWT;
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11 import com.google.gwt.user.client.ui.CheckBox;
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12 import com.google.gwt.user.client.ui.Grid;
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13 import com.google.gwt.user.client.ui.Widget;
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14 import com.google.gwt.user.client.ui.ClickListener;
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15
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16 import com.smartgwt.client.widgets.Canvas;
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17 import com.smartgwt.client.widgets.Label;
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18 import com.smartgwt.client.widgets.layout.VLayout;
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19
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20 import de.intevation.flys.client.shared.model.DataItem;
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21 import de.intevation.flys.client.shared.model.IntegerOptionsData;
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22 import de.intevation.flys.client.shared.model.StringOptionsData;
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23
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24
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25 public class ParameterMatrix {
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26
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27 public static class Column implements Serializable {
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28 protected String name;
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29 protected Map<String, String> values;
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30
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31 private Column() {
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32 this.values = new HashMap<String, String>();
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33 }
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34
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35 public Column(String name) {
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36 this();
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37 this.name = name;
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38 }
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39
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40 public void addValue(String label, String value) {
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41 values.put(label, value);
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42 }
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43
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44 public String getValue(String label) {
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45 return values.get(label);
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46 }
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47 } // end of class Column
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48
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49
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50 public static final int CELL_HEIGHT = 25;
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51
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52 private Map<String, Column> columns;
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53 private List<String> columnNames;
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54 private List<String> valueNames;
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55
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56 private Map<String, List<String>> selected;
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57
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58 public ParameterMatrix() {
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59 super();
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60 this.columns = new HashMap<String, Column>();
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61 this.columnNames = new ArrayList<String>();
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62 this.valueNames = new ArrayList<String>();
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63 this.selected = new HashMap<String, List<String>>();
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64 }
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65
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66
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67 public void addColumn(IntegerOptionsData group) {
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68 String groupTitle = group.getLabel();
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69
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70 Column col = new Column(groupTitle);
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71 DataItem[] items = group.getItems();
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72
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73 if (items == null) {
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74 GWT.log("No items found in StringOptionsData '" + groupTitle + "'");
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75 return;
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76 }
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77
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78 for (DataItem item: items) {
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79 String title = item.getLabel();
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80
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81 if (valueNames.indexOf(title) < 0) {
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82 valueNames.add(title);
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83 }
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84
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85 col.addValue(item.getLabel(), item.getStringValue());
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86 }
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87
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88 columnNames.add(groupTitle);
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89 columns.put(groupTitle, col);
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90 }
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91
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92
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93 public void addColumn(StringOptionsData options) {
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94 String groupTitle = options.getLabel();
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95
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96 Column col = new Column(groupTitle);
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97 DataItem[] items = options.getItems();
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98
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99 if (items == null) {
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100 GWT.log("No items found in StringOptionsData '" + groupTitle + "'");
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101 return;
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102 }
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103
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104 for (DataItem item: items) {
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105 String title = item.getLabel();
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106
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107 if (valueNames.indexOf(title) < 0) {
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108 valueNames.add(title);
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109 }
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110
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111 col.addValue(item.getLabel(), item.getStringValue());
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112 }
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113
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114 columnNames.add(groupTitle);
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115 columns.put(groupTitle, col);
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116 }
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117
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118
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119 public Widget create() {
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120 Grid grid = new Grid(valueNames.size()+1, columnNames.size() + 1);
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121
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122 for (int i = 0, n = columnNames.size(); i < n; i++) {
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123 String columnName = columnNames.get(i);
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124 Column col = columns.get(columnName);
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125
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126 selected.put(columnName, new ArrayList<String>());
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127
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128 grid.setWidget(0, i+1, createLabel(columnName));
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129
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130 for (int j = 0, o = valueNames.size(); j < o; j++) {
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131 String valueName = valueNames.get(j);
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132 String value = col.getValue(valueName);
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133
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134 if (i == 0) {
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135 grid.setWidget(j+1, 0, createLabel(valueName));
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136 }
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137
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138 if (value != null && value.length() > 0) {
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139 grid.setWidget(j+1, i+1, createWidget(columnName, value));
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140 }
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141 }
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142 }
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143
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144 return grid;
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145 }
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146
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147
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148 protected Label createLabel(String text) {
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149 Label label = new Label(text);
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150 label.setHeight(CELL_HEIGHT);
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151
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152 return label;
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153 }
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154
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155
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156 protected CheckBox createWidget(final String colName, final String value) {
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157 CheckBox box = new CheckBox();
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158 box.addClickListener(new ClickListener() {
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159 @Override
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160 public void onClick(Widget sender) {
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161 CheckBox box = (CheckBox) sender;
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162 Map<String, List<String>> selection = getSelection();
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163
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164 List<String> values = selection.get(colName);
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165 if (values.indexOf(value) >= 0) {
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166 values.remove(value);
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167 }
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168 else {
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169 values.add(value);
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170 }
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171 }
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172 });
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173
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174 return box;
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175 }
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176
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177
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178 public Map<String, List<String>> getSelection() {
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179 return selected;
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180 }
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181 }
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182 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org