Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/SingleLocationPanel.java @ 2938:0de3665daf36

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Fix issue706. flys-client/trunk@4892 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Sun, 08 Jul 2012 07:44:34 +0000
parents 133820d1e6bf
children 8e6b1df7c3b0
rev   line source
238
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1 package de.intevation.flys.client.client.ui;
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2
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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 de.intevation.flys.client.shared.model.Data;
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10
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11 import com.smartgwt.client.widgets.grid.events.RecordClickHandler;
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12 import com.smartgwt.client.widgets.grid.events.RecordClickEvent;
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13
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14 import com.smartgwt.client.data.Record;
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15
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16
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17 /**
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18 * This UIProvider creates a widget to enter a single location (km).
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19 */
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20 public class SingleLocationPanel
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21 extends MultipleLocationPanel
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22 {
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23 /**
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24 * Creates a new SingleLocationPanel instance.
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25 */
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26 public SingleLocationPanel() {
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27 picker = new LocationPicker(this);
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28 }
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29
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30
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31 /** Overridden to restrict to one entered value. */
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32 @Override
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33 public List<String> validate() {
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34 List<String> errors = new ArrayList<String>();
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35 NumberFormat nf = NumberFormat.getDecimalFormat();
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36
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37 saveLocationValues(locationPanel);
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38
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39 if (!locationPanel.validateForm()) {
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40 errors.add(MSG.wrongFormat());
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41 return errors;
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42 }
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43
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44 double[] values = getLocationValues();
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45 double[] good = new double[values.length];
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46 int idx = 0;
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47
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48 // We want just one value to be allowed.
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49 if (values.length > 1) {
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50 errors.add(MSG.too_many_values());
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51 }
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52
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53 for (double value: values) {
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54 if (value < min || value > max) {
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55 String tmp = MSG.error_validate_range();
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56 tmp = tmp.replace("$1", nf.format(value));
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57 tmp = tmp.replace("$2", nf.format(min));
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58 tmp = tmp.replace("$3", nf.format(max));
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59 errors.add(tmp);
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60 }
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61 else {
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62 good[idx++] = value;
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63 }
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64 }
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65
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66 double[] justGood = new double[idx];
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67 for (int i = 0; i < justGood.length; i++) {
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68 justGood[i] = good[i];
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69 }
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70
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71 if (!errors.isEmpty()) {
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72 locationPanel.setValues(justGood);
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73 }
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74
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75 return errors;
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76 }
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77
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78
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79 /**
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80 * This method returns the selected data.
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81 *
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82 * @return the selected/inserted data.
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83 */
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84 public Data[] getData() {
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85 saveLocationValues(locationPanel);
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86 double[] values = getLocationValues();
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87 Data[] data = new Data[values.length+1];
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88
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89 for (int i = 0; i < values.length; i++) {
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90 data[i] = createDataArray(getDataItemName(),
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91 Double.valueOf(values[i]).toString());
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92 }
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93
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94 data[values.length] = createDataArray("ld_mode", "locations");
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95
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96 return data;
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97 }
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98
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99
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100 /* This is a copy of super.super.onRecordClick. Straighten out
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101 this weird family. */
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102 /**
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103 * Callback when an item from the input helper was clicked.
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104 * Set the respective km-value in the location value field.
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105 * @param e event passed.
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106 */
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107 public void onRecordClick (RecordClickEvent e) {
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108 Record record = e.getRecord();
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109 double[] selected = new double[1];
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110 try {
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111 selected[0] =
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112 Double.parseDouble(record.getAttribute("from"));
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113 }
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114 catch(NumberFormatException nfe) {
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115 // Is there anything else to do here?
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116 }
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117 setLocationValues(selected);
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118 }
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119 }
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120 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org