Mercurial > dive4elements > river

annotate gwt-client/src/main/java/org/dive4elements/river/client/client/ui/DoubleRangePanel.java @ 6068:e6bdba4f227f

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Removed cruft iterator code.
author Sascha L. Teichmann <teichmann@intevation.de>
date Thu, 23 May 2013 06:07:09 +0200
parents ea9eef426962
children 1d6b957d8953
rev   line source
5861
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Sascha L. Teichmann <teichmann@intevation.de>
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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 com.google.gwt.core.client.GWT;
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12 import com.google.gwt.i18n.client.NumberFormat;
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13
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14 import com.smartgwt.client.types.Alignment;
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15 import com.smartgwt.client.widgets.form.DynamicForm;
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16 import com.smartgwt.client.widgets.form.fields.FloatItem;
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17 import com.smartgwt.client.widgets.form.fields.FormItem;
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18 import com.smartgwt.client.widgets.form.fields.StaticTextItem;
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19 import com.smartgwt.client.widgets.form.fields.events.BlurHandler;
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20
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21 import org.dive4elements.river.client.client.FLYSConstants;
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22
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360e22afb98b Cosmetics, warnings and minor TODOs.
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23 import java.util.Map;
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24
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25
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26 /**
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27 * This class creates a DynamicForm with three input fields.
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28 *
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29 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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30 */
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31 public class DoubleRangePanel
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32 extends DynamicForm
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33 {
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34 /** The message class that provides i18n strings.*/
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35 protected FLYSConstants MESSAGES = GWT.create(FLYSConstants.class);
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36
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37
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38 /** The constant name of the input field to enter the start of a distance.*/
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39 public static final String FIELD_FROM = "from";
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40
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41 /** The constant name of the input field to enter the end of a distance.*/
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42 public static final String FIELD_TO = "to";
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43
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44 /** The constant name of the input field to enter the step width of a
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45 * distance.*/
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46 public static final String FIELD_WIDTH = "step";
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47
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48 /** The textboxes */
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49 protected FloatItem fromItem;
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50 protected FloatItem toItem;
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51 protected FloatItem stepItem;
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52
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53
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54 public DoubleRangePanel() {
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55 }
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56
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57
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58 /**
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59 * Creates a new form with a single input field that displays an array of
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60 * double values.
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61 *
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62 * @param name The name of the TextItem.
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63 * @param title The title of the TextItem.
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64 * @param values The double values that should be displayed initially.
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65 * @param handler The BlurHandler that is used to valide the input.
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66 */
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67 public DoubleRangePanel(
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68 String titleFrom, String titleTo, String titleStep,
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69 double from, double to, double step,
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70 int width,
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71 BlurHandler handler)
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72 {
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73 this(
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74 titleFrom, titleTo, titleStep,
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75 from, to, step,
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76 width,
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77 handler,
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78 "right");
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79 }
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80
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81
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82 public DoubleRangePanel(
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83 String titleFrom, String titleTo, String titleStep,
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84 double from, double to, double step,
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85 int width,
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86 BlurHandler handler,
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87 String labelOrientation)
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88 {
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89 fromItem = new FloatItem(FIELD_FROM);
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90 toItem = new FloatItem(FIELD_TO);
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91 stepItem = new FloatItem(FIELD_WIDTH);
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92
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93 fromItem.addBlurHandler(handler);
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94 toItem.addBlurHandler(handler);
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95 stepItem.addBlurHandler(handler);
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96
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97 NumberFormat f = NumberFormat.getDecimalFormat();
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98
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99 fromItem.setValue(f.format(from));
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100 toItem.setValue(f.format(to));
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101 stepItem.setValue(f.format(step));
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102
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103 StaticTextItem fromText = new StaticTextItem("staticFrom");
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104 fromText.setValue(titleFrom);
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105 fromText.setShowTitle(false);
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106 fromItem.setShowTitle(false);
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107
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108 StaticTextItem toText = new StaticTextItem("staticTo");
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109 toText.setValue(titleTo);
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110 toText.setShowTitle(false);
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111 toItem.setShowTitle(false);
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112
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113 StaticTextItem stepText = new StaticTextItem("staticStep");
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114 stepText.setValue(titleStep);
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115 stepText.setShowTitle(false);
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116 stepItem.setShowTitle(false);
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117
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118 int itemWidth = width / 6;
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119 fromItem.setWidth(itemWidth);
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120 fromText.setWidth(itemWidth);
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121 toItem.setWidth(itemWidth);
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122 toText.setWidth(itemWidth);
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123 stepItem.setWidth(itemWidth);
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124 stepText.setWidth(itemWidth);
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125
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126 if (labelOrientation.equals("right")) {
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127 setFields(fromItem, fromText, toItem, toText, stepItem, stepText);
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128 }
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129 else {
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130 setFields(fromText, fromItem, toText, toItem, stepText, stepItem);
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131 }
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132
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133 setFixedColWidths(false);
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134 setNumCols(6);
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135 setWidth(width);
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136 setAlign(Alignment.CENTER);
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137 }
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138
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139
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140 /**
233
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141 * This method takes distances values and sets them to the textboxes
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142 * visualizied by this widget.
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143 *
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144 * @param from The from value.
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145 * @param to The to value.
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146 * @param steps The max steps.
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147 */
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148 public void setValues(double from, double to, double steps) {
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149 NumberFormat f = NumberFormat.getDecimalFormat();
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150
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151 fromItem.setValue(f.format(from));
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152 toItem.setValue(f.format(to));
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153 stepItem.setValue(f.format(steps));
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154 }
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155
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156
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157 public boolean validateForm() {
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158 try {
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159 return
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160 validateForm(fromItem) &&
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161 validateForm(toItem) &&
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162 validateForm(stepItem);
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163 }
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164 catch (NumberFormatException nfe) {
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165 return false;
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166 }
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167 }
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168
233
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169 /**
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170 * This method validates the entered text in the input fields. If
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171 * there are values that doesn't represent a valid float, an error is
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172 * displayed.
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173 *
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174 * @param item The FormItem.
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175 */
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176 @SuppressWarnings("unchecked")
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177 protected boolean validateForm(FormItem item) {
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178 if (item instanceof StaticTextItem) {
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179 return true;
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180 }
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181
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182 boolean valid = true;
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183
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184 String v = (String) item.getValue();
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185
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186 NumberFormat f = NumberFormat.getDecimalFormat();
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187 @SuppressWarnings("rawtypes")
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188 Map errors = getErrors();
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189
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190 try {
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191 if (v == null) {
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192 throw new NumberFormatException("empty");
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193 }
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194
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195 f.parse(v);
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196
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197 errors.remove(item.getFieldName());
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198 }
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199 catch (NumberFormatException nfe) {
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200 errors.put(item.getFieldName(), MESSAGES.wrongFormat());
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201
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202 item.focusInItem();
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203
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204 valid = false;
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205 }
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206
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207 setErrors(errors, true);
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208
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209 return valid;
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210 }
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211
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212
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213 /**
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214 * Returns the double value of <i>value</i>.
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215 *
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216 * @return the double value of <i>value</i>.
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217 */
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218 protected double getDouble(String value) {
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219 NumberFormat f = NumberFormat.getDecimalFormat();
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220
571
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221 String[] splitted = value.split(" ");
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222
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223 return f.parse(splitted[0]);
42
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224 }
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225
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226
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227 /**
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228 * Returns the start value.
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229 *
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230 * @return the start value.
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231 */
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232 public double getFrom() throws NullPointerException {
42
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233 String v = getValueAsString(FIELD_FROM);
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234
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235 return getDouble(v);
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236 }
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237
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238
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239 /**
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240 * Returns the end value.
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241 *
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242 * @return the end value.
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243 */
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244 public double getTo() throws NullPointerException {
42
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245 String v = getValueAsString(FIELD_TO);
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246
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247 return getDouble(v);
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248 }
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249
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250
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251 /**
ba7df4a24ae0 Added a new widget to enter w/Q values in single and range mode.
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252 * Returns the step width.
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253 *
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254 * @return the step width.
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255 */
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15b4bc8eede0 #302 Improved input validation in WQ panels.
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256 public double getStep() throws NullPointerException {
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257 String v = getValueAsString(FIELD_WIDTH);
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258
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259 return getDouble(v);
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260 }
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42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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261
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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262
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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263 /**
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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264 * Sets the value of the field with name <i>fieldname</i>.
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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265 *
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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266 * @param value The new value.
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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267 * @param fieldname The name of the field.
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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268 */
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269 public void setDoubleValue(double value, String fieldname) {
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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270 NumberFormat f = NumberFormat.getDecimalFormat();
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271 setValue(fieldname, f.format(value));
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272 }
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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273
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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274
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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275 /**
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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276 * Sets a new start value.
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277 *
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278 * @param value The new start value.
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279 */
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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280 public void setFrom(double value) {
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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281 setDoubleValue(value, FIELD_FROM);
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282 }
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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283
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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284
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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285 /**
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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286 * Sets a new end value.
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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287 *
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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288 * @param value The new end value.
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289 */
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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290 public void setTo(double value) {
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291 setDoubleValue(value, FIELD_TO);
42512fce9b1b #140, #122: Splitted the WQD table in the WQInputPanel into two tables: a table for QD values and a table for W values - only the QD table is selectable.
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292 }
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a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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293
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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294
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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295 /**
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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296 * Sets a new step width.
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297 *
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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298 * @param value The new step width.
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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299 */
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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300 public void setStep(double value) {
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301 setDoubleValue(value, FIELD_WIDTH);
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302 }
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ba7df4a24ae0 Added a new widget to enter w/Q values in single and range mode.
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303 }
ba7df4a24ae0 Added a new widget to enter w/Q values in single and range mode.
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304 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org