Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/DistancePanel.java @ 780:a39c2f531755

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Implemented a new panel to enter kilometer ranges (with no option to insert locations). flys-client/trunk@2269 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 30 Jun 2011 10:29:43 +0000
parents
children 6653cf54b45d
rev   line source
780
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.client.client.ui;
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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2
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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3 import java.util.ArrayList;
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4 import java.util.List;
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5
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6 import com.google.gwt.core.client.GWT;
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7 import com.google.gwt.i18n.client.NumberFormat;
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8
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9 import com.smartgwt.client.widgets.Canvas;
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10 import com.smartgwt.client.widgets.Label;
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11 import com.smartgwt.client.widgets.form.fields.events.BlurHandler;
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12 import com.smartgwt.client.widgets.form.fields.events.BlurEvent;
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13 import com.smartgwt.client.widgets.layout.HLayout;
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14 import com.smartgwt.client.widgets.layout.VLayout;
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15
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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16 import de.intevation.flys.client.shared.model.Data;
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17 import de.intevation.flys.client.shared.model.DataItem;
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18 import de.intevation.flys.client.shared.model.DataList;
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19 import de.intevation.flys.client.shared.model.DefaultData;
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20 import de.intevation.flys.client.shared.model.DefaultDataItem;
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21
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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22 import de.intevation.flys.client.client.FLYSConstants;
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23
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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24
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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25 public class DistancePanel extends AbstractUIProvider implements BlurHandler {
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26
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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27 public static final int DEFAULT_STEP_WIDTH = 100;
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28
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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29
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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30 protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
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31
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32 protected DoubleRangePanel distancePanel;
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33
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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34 protected double min;
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35 protected double max;
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36
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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37
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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38 public DistancePanel() {
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39 distancePanel = new DoubleRangePanel(
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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40 MSG.unitFrom(), MSG.unitTo(), MSG.unitWidth(),
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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41 0d, 0d, 0d, 250, this);
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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42 }
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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43
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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44
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45 @Override
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46 public Canvas create(DataList data) {
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47 VLayout layout = new VLayout();
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48 layout.setMembersMargin(10);
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49
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50 Label label = new Label(MSG.distance_state());
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51
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52 Canvas submit = getNextButton();
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53
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54 label.setHeight(25);
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55 distancePanel.setHeight(50);
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56
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57 layout.addMember(label);
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58 layout.addMember(distancePanel);
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59 layout.addMember(submit);
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60
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61 initMinMaxValues(data);
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62 initDefaultValues(data);
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63
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64 return layout;
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65 }
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66
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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67
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68 @Override
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69 public Canvas createOld(DataList dataList) {
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70 String s = getOldSelectionString(dataList);
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71 String l = dataList.getLabel();
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72
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73 Label label = new Label(l);
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74 Label selected = new Label(s);
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75
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76 HLayout layout = new HLayout();
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77
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78 layout.setWidth(400);
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79 label.setWidth(200);
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80 selected.setWidth(130);
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81
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82 layout.addMember(label);
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83 layout.addMember(selected);
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84
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85 return layout;
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86 }
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87
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88
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89 protected String getOldSelectionString(DataList dataList) {
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90 List<Data> items = dataList.getAll();
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91
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92 Data dFrom = getData(items, "ld_from");
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93 Data dTo = getData(items, "ld_to");
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94 Data dStep = getData(items, "ld_step");
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95
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96 DataItem[] from = dFrom.getItems();
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97 DataItem[] to = dTo.getItems();
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98 DataItem[] step = dStep.getItems();
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99
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100 StringBuilder sb = new StringBuilder();
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101 sb.append(from[0].getLabel());
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102 sb.append(" " + MSG.unitFrom() + " ");
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103 sb.append(to[0].getLabel());
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104 sb.append(" " + MSG.unitTo() + " ");
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105 sb.append(step[0].getLabel());
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106 sb.append(" " + MSG.unitWidth());
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107
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108 return sb.toString();
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109 }
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110
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111
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112 @Override
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113 public List<String> validate() {
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114 List<String> errors = new ArrayList<String>();
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115
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116 if (!distancePanel.validateForm()) {
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117 errors.add(MSG.wrongFormat());
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118
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119 return errors;
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120 }
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121
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122 validateFrom(errors);
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123 validateTo(errors);
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124
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125 return errors;
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126 }
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127
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128
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129 protected void validateFrom(List<String> errors) {
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130 double from = distancePanel.getFrom();
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131
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132 if (from < min || from > max) {
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133 NumberFormat nf = NumberFormat.getDecimalFormat();
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134
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135 String tmp = MSG.error_validate_lower_range();
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136 tmp = tmp.replace("$1", nf.format(from));
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137 tmp = tmp.replace("$2", nf.format(min));
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138
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139 distancePanel.setFrom(min);
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140 errors.add(tmp);
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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 protected void validateTo(List<String> errors) {
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146 double to = distancePanel.getTo();
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147
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148 if (to < min || to > max) {
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149 NumberFormat nf = NumberFormat.getDecimalFormat();
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150
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151 String tmp = MSG.error_validate_upper_range();
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152 tmp = tmp.replace("$1", nf.format(to));
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153 tmp = tmp.replace("$2", nf.format(max));
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154
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155 distancePanel.setTo(max);
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156 errors.add(tmp);
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157 }
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158 }
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159
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160
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161 @Override
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162 public Data[] getData() {
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163 Data[] data = new Data[3];
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164
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165 data[0] = getDataFrom();
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166 data[1] = getDataTo();
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167 data[2] = getDataStep();
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168
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169 return data;
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170 }
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171
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172
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173 protected Data getDataFrom() {
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174 String value = String.valueOf(distancePanel.getFrom());
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175 DataItem item = new DefaultDataItem("ld_from", "ld_from", value);
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176 return new DefaultData(
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177 "ld_from", null, null, new DataItem[] { item });
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178 }
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179
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180
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181 protected Data getDataTo() {
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182 String value = String.valueOf(distancePanel.getTo());
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183 DataItem item = new DefaultDataItem("ld_to", "ld_to", value);
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184 return new DefaultData(
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185 "ld_to", null, null, new DataItem[] { item });
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186 }
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187
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188
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189 protected Data getDataStep() {
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190 String value = String.valueOf(distancePanel.getStep());
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191 DataItem item = new DefaultDataItem("ld_step","ld_step", value);
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192 return new DefaultData(
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193 "ld_step", null, null, new DataItem[] { item });
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194 }
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195
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196
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197 @Override
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198 public void onBlur(BlurEvent event) {
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199 distancePanel.validateForm();
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200 }
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201
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202
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203 protected void initMinMaxValues(DataList data) {
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204 Data f = getData(data.getAll(), "ld_from");
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205 Data t = getData(data.getAll(), "ld_to");
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206
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207 DataItem[] fItems = f.getItems();
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208 DataItem[] tItems = t.getItems();
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209
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210 try {
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diff changeset
211 min = Double.valueOf(fItems[0].getStringValue());
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212 max = Double.valueOf(tItems[0].getStringValue());
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213 }
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214 catch (NumberFormatException nfe) {
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215 min = -Double.MAX_VALUE;
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216 max = Double.MAX_VALUE;
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217 }
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218 }
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219
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220
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diff changeset
221 protected void initDefaultValues(DataList data) {
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222 initDefaultFrom(data);
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diff changeset
223 initDefaultTo(data);
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diff changeset
224 initDefaultStep(data);
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225 }
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226
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227
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228 protected void initDefaultFrom(DataList data) {
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229 Data f = getData(data.getAll(), "ld_from");
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230
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diff changeset
231 double from = min;
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232
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diff changeset
233 try {
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diff changeset
234 from = getDefaultValue(f);
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235 }
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diff changeset
236 catch (NumberFormatException nfe) {
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237 // do nothing
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238 }
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239
a39c2f531755 Implemented a new panel to enter kilometer ranges (with no option to insert locations).
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diff changeset
240 distancePanel.setFrom(from);
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241 }
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242
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243
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244 protected void initDefaultTo(DataList data) {
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245 Data t = getData(data.getAll(), "ld_to");
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246
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247 double to = max;
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248
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249 try {
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250 to = getDefaultValue(t);
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251 }
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252 catch (NumberFormatException nfe) {
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253 // do nothing
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254 }
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255
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256 distancePanel.setTo(to);
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257 }
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258
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259
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260 protected void initDefaultStep(DataList data) {
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261 Data s = getData(data.getAll(), "ld_step");
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262
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263 double step = (double) DEFAULT_STEP_WIDTH;
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264
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265 try {
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266 step = getDefaultValue(s);
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267 }
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268 catch (NumberFormatException nfe) {
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269 // do nothing
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270 }
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271
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272 distancePanel.setStep(step);
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273 }
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274
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275
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276 protected double getDefaultValue(Data data)
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277 throws NumberFormatException
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278 {
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279 DataItem def = data.getDefault();
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280 String defValue = def != null ? def.getStringValue() : null;
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281
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282 return Double.valueOf(defValue);
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283 }
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284 }
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285 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org