Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/client/ui/SingleLocationPanel.java @ 4254:33b15ac17fd1
Only create and add GaugePanel when necessary
The GaugePanel isn't created always and only show if WINFO and a river is
selected now. It is only created on demand. Therefore all access to the
GaugePanel is abstraced via methods that check if the GaugePanel is null before
accessing it's methods.
author | Björn Ricks <bjoern.ricks@intevation.de> |
---|---|
date | Thu, 25 Oct 2012 13:58:53 +0200 |
parents | 480de0dbca8e |
children |
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package de.intevation.flys.client.client.ui; import com.google.gwt.i18n.client.NumberFormat; import com.smartgwt.client.data.Record; import com.smartgwt.client.widgets.grid.events.CellClickEvent; import de.intevation.flys.client.shared.model.Data; import java.util.ArrayList; import java.util.List; /** * This UIProvider creates a widget to enter a single location (km). */ public class SingleLocationPanel extends MultipleLocationPanel { private static final long serialVersionUID = -300641333561787454L; /** * Creates a new SingleLocationPanel instance. */ public SingleLocationPanel() { picker = new LocationPicker(this); } /** Overridden to restrict to one entered value. */ @Override public List<String> validate() { List<String> errors = new ArrayList<String>(); NumberFormat nf = NumberFormat.getDecimalFormat(); saveLocationValues(locationPanel); if (!locationPanel.validateForm()) { errors.add(MSG.wrongFormat()); return errors; } double[] values = getLocationValues(); double[] good = new double[values.length]; int idx = 0; // We want just one value to be allowed. if (values.length > 1) { errors.add(MSG.too_many_values()); } for (double value: values) { if (value < min || value > max) { String tmp = MSG.error_validate_range(); tmp = tmp.replace("$1", nf.format(value)); tmp = tmp.replace("$2", nf.format(min)); tmp = tmp.replace("$3", nf.format(max)); errors.add(tmp); } else { good[idx++] = value; } } double[] justGood = new double[idx]; for (int i = 0; i < justGood.length; i++) { justGood[i] = good[i]; } if (!errors.isEmpty()) { locationPanel.setValues(justGood); } return errors; } /** * This method returns the selected data. * * @return the selected/inserted data. */ @Override public Data[] getData() { saveLocationValues(locationPanel); double[] values = getLocationValues(); Data[] data = new Data[values.length+1]; for (int i = 0; i < values.length; i++) { data[i] = createDataArray(getDataItemName(), Double.valueOf(values[i]).toString()); } data[values.length] = createDataArray("ld_mode", "locations"); return data; } /* This is a copy of super.super.onRecordClick. Straighten out this weird family. */ /** * Callback when an item from the input helper was clicked. * Set the respective km-value in the location value field. * @param e event passed. */ @Override public void onCellClick (CellClickEvent e) { Record record = e.getRecord(); double[] selected = new double[1]; try { selected[0] = Double.parseDouble(record.getAttribute("from")); } catch(NumberFormatException nfe) { // Is there anything else to do here? } setLocationValues(selected); } @Override protected String getLabelString() { return MSG.single_location(); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :