teichmann@5835: package org.dive4elements.river.client.client.ui;
raimund@238: 
sascha@2939: import com.google.gwt.i18n.client.NumberFormat;
sascha@2939: 
sascha@2939: import com.smartgwt.client.data.Record;
rrenkert@4221: 
rrenkert@4221: import com.smartgwt.client.widgets.grid.events.CellClickEvent;
sascha@2939: 
teichmann@5835: import org.dive4elements.river.client.shared.model.Data;
sascha@2939: 
felix@1612: import java.util.ArrayList;
felix@1612: import java.util.List;
raimund@906: 
raimund@238: /**
felix@1590:  * This UIProvider creates a widget to enter a single location (km).
raimund@238:  */
raimund@238: public class SingleLocationPanel
felix@1612: extends      MultipleLocationPanel
raimund@238: {
christian@4184:     private static final long serialVersionUID = -300641333561787454L;
christian@4184: 
christian@4184: 
raimund@238:     /**
felix@2897:      * Creates a new SingleLocationPanel instance.
raimund@238:      */
raimund@238:     public SingleLocationPanel() {
felix@1590:         picker = new LocationPicker(this);
raimund@238:     }
raimund@238: 
raimund@238: 
felix@1612:     /** Overridden to restrict to one entered value. */
felix@1586:     @Override
felix@1612:     public List<String> validate() {
felix@1612:         List<String> errors = new ArrayList<String>();
felix@1612:         NumberFormat nf     = NumberFormat.getDecimalFormat();
raimund@238: 
felix@1612:         saveLocationValues(locationPanel);
raimund@238: 
felix@1612:         if (!locationPanel.validateForm()) {
felix@1612:             errors.add(MSG.wrongFormat());
felix@1612:             return errors;
felix@1612:         }
ingo@519: 
felix@1612:         double[] values = getLocationValues();
felix@1612:         double[] good   = new double[values.length];
felix@1612:         int      idx    = 0;
felix@1590: 
felix@1612:         // We want just one value to be allowed.
felix@1612:         if (values.length > 1) {
felix@1612:             errors.add(MSG.too_many_values());
felix@1612:         }
felix@1590: 
felix@1612:         for (double value: values) {
felix@1612:             if (value < min || value > max) {
felix@1612:                 String tmp = MSG.error_validate_range();
felix@1612:                 tmp = tmp.replace("$1", nf.format(value));
felix@1612:                 tmp = tmp.replace("$2", nf.format(min));
felix@1612:                 tmp = tmp.replace("$3", nf.format(max));
felix@1612:                 errors.add(tmp);
felix@1612:             }
felix@1612:             else {
felix@1612:                 good[idx++] = value;
felix@1590:             }
ingo@519:         }
ingo@519: 
felix@1612:         double[] justGood = new double[idx];
felix@1612:         for (int i = 0; i < justGood.length; i++) {
felix@1612:             justGood[i] = good[i];
ingo@563:         }
ingo@563: 
felix@1612:         if (!errors.isEmpty()) {
felix@1612:             locationPanel.setValues(justGood);
ingo@519:         }
felix@1591: 
felix@1612:         return errors;
felix@1591:     }
felix@1591: 
felix@1591: 
raimund@238:     /**
raimund@238:      * This method returns the selected data.
raimund@238:      *
raimund@238:      * @return the selected/inserted data.
raimund@238:      */
christian@4184:     @Override
raimund@238:     public Data[] getData() {
raimund@242:         saveLocationValues(locationPanel);
felix@1617:         double[] values = getLocationValues();
ingo@1387:         Data[] data = new Data[values.length+1];
felix@1586: 
raimund@238:         for (int i = 0; i < values.length; i++) {
felix@1593:             data[i] = createDataArray(getDataItemName(),
raimund@238:                 Double.valueOf(values[i]).toString());
raimund@238:         }
felix@1612: 
felix@1586:         data[values.length] = createDataArray("ld_mode", "locations");
ingo@1387: 
raimund@238:         return data;
raimund@238:     }
felix@2938: 
felix@2938: 
felix@2938:     /* This is a copy of super.super.onRecordClick. Straighten out
felix@2938:        this weird family. */
felix@2938:     /**
felix@2938:      * Callback when an item from the input helper was clicked.
felix@2938:      * Set the respective km-value in the location value field.
felix@2938:      * @param e event passed.
felix@2938:      */
christian@4184:     @Override
rrenkert@4221:     public void onCellClick (CellClickEvent e) {
felix@2938:         Record record = e.getRecord();
felix@2938:         double[] selected = new double[1];
felix@2938:         try {
felix@2938:             selected[0] =
felix@2938:                 Double.parseDouble(record.getAttribute("from"));
felix@2938:         }
felix@2938:         catch(NumberFormatException nfe) {
felix@2938:             // Is there anything else to do here?
felix@2938:         }
felix@2938:         setLocationValues(selected);
felix@2938:     }
raimund@3493: 
raimund@3493: 
christian@4184:     @Override
raimund@3493:     protected String getLabelString() {
raimund@3493:         return MSG.single_location();
raimund@3493:     }
raimund@238: }
raimund@238: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :