teichmann@5861: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@5861:  * Software engineering by Intevation GmbH
teichmann@5861:  *
teichmann@5993:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@5861:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@5993:  * documentation coming with Dive4Elements River for details.
teichmann@5861:  */
teichmann@5861: 
teichmann@5835: package org.dive4elements.river.client.client.ui;
ingo@41: 
gernotbelger@9175: import java.util.ArrayList;
gernotbelger@9175: import java.util.LinkedHashMap;
gernotbelger@9175: import java.util.List;
gernotbelger@9175: 
gernotbelger@9175: import org.dive4elements.river.client.client.Config;
gernotbelger@9175: import org.dive4elements.river.client.client.FLYSConstants;
gernotbelger@9175: import org.dive4elements.river.client.client.event.FilterHandler;
gernotbelger@9175: import org.dive4elements.river.client.client.event.RangeFilterEvent;
gernotbelger@9175: import org.dive4elements.river.client.client.event.StringFilterEvent;
gernotbelger@9175: import org.dive4elements.river.client.client.services.DistanceInfoService;
gernotbelger@9175: import org.dive4elements.river.client.client.services.DistanceInfoServiceAsync;
gernotbelger@9175: import org.dive4elements.river.client.client.ui.range.DistanceInfoDataSource;
gernotbelger@9175: import org.dive4elements.river.client.shared.model.ArtifactDescription;
gernotbelger@9175: import org.dive4elements.river.client.shared.model.Data;
gernotbelger@9175: import org.dive4elements.river.client.shared.model.DataItem;
gernotbelger@9175: import org.dive4elements.river.client.shared.model.DataList;
gernotbelger@9175: import org.dive4elements.river.client.shared.model.DefaultData;
gernotbelger@9175: import org.dive4elements.river.client.shared.model.DefaultDataItem;
gernotbelger@9175: import org.dive4elements.river.client.shared.model.DistanceInfoObject;
gernotbelger@9175: 
ingo@41: import com.google.gwt.core.client.GWT;
ingo@562: import com.google.gwt.i18n.client.NumberFormat;
christian@4131: import com.smartgwt.client.data.AdvancedCriteria;
raimund@863: import com.smartgwt.client.data.Criteria;
raimund@1536: import com.smartgwt.client.data.Criterion;
christian@4131: import com.smartgwt.client.data.Record;
christian@4131: import com.smartgwt.client.types.Alignment;
christian@4131: import com.smartgwt.client.types.ListGridFieldType;
raimund@1536: import com.smartgwt.client.types.OperatorId;
ingo@41: import com.smartgwt.client.widgets.Canvas;
ingo@41: import com.smartgwt.client.widgets.Label;
ingo@41: import com.smartgwt.client.widgets.form.DynamicForm;
christian@4131: import com.smartgwt.client.widgets.form.fields.FormItem;
christian@4131: import com.smartgwt.client.widgets.form.fields.RadioGroupItem;
christian@4131: import com.smartgwt.client.widgets.form.fields.SelectItem;
christian@4131: import com.smartgwt.client.widgets.form.fields.StaticTextItem;
ingo@41: import com.smartgwt.client.widgets.form.fields.events.BlurEvent;
christian@4131: import com.smartgwt.client.widgets.form.fields.events.BlurHandler;
christian@4131: import com.smartgwt.client.widgets.form.fields.events.ChangeEvent;
ingo@41: import com.smartgwt.client.widgets.form.fields.events.ChangeHandler;
raimund@1534: import com.smartgwt.client.widgets.form.fields.events.ChangedEvent;
christian@4131: import com.smartgwt.client.widgets.form.fields.events.ChangedHandler;
christian@4131: import com.smartgwt.client.widgets.grid.CellFormatter;
raimund@235: import com.smartgwt.client.widgets.grid.ListGrid;
raimund@235: import com.smartgwt.client.widgets.grid.ListGridField;
raimund@906: import com.smartgwt.client.widgets.grid.ListGridRecord;
raimund@235: import com.smartgwt.client.widgets.grid.events.RecordClickEvent;
christian@4131: import com.smartgwt.client.widgets.grid.events.RecordClickHandler;
christian@4131: import com.smartgwt.client.widgets.layout.HLayout;
christian@4131: import com.smartgwt.client.widgets.layout.VLayout;
christian@4131: import com.smartgwt.client.widgets.tab.Tab;
christian@4131: import com.smartgwt.client.widgets.tab.TabSet;
raimund@893: import com.smartgwt.client.widgets.tab.events.TabSelectedEvent;
christian@4131: import com.smartgwt.client.widgets.tab.events.TabSelectedHandler;
raimund@235: 
ingo@41: /**
ingo@41:  * This UIProvider creates a widget to enter locations or a distance.
ingo@41:  *
ingo@41:  * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
ingo@41:  */
gernotbelger@9175: public class LocationDistancePanel extends AbstractUIProvider implements ChangeHandler, BlurHandler, FilterHandler {
christian@4131:     private static final long serialVersionUID = -10820092176039372L;
christian@4131: 
felix@838:     /** The message class that provides i18n strings. */
ingo@211:     protected FLYSConstants MESSAGES = GWT.create(FLYSConstants.class);
ingo@41: 
felix@838:     /** The DistanceInfoService used to retrieve locations about rivers. */
gernotbelger@9175:     protected DistanceInfoServiceAsync distanceInfoService = GWT.create(DistanceInfoService.class);
ingo@41: 
ingo@516:     public static final String FIELD_MODE = "mode";
ingo@43: 
gernotbelger@9175:     /** The constant name of the input field to enter the start of a distance. */
ingo@41:     public static final String FIELD_FROM = "from";
ingo@41: 
gernotbelger@9175:     /** The constant name of the input field to enter the end of a distance. */
ingo@41:     public static final String FIELD_TO = "to";
ingo@41: 
gernotbelger@9175:     /** The constant name of the input field to enter locations. */
ingo@516:     public static final String FIELD_VALUE_LOCATION = "location";
ingo@516: 
gernotbelger@9175:     /** The constant name of the input field to enter distance. */
ingo@516:     public static final String FIELD_VALUE_DISTANCE = "distance";
ingo@516: 
gernotbelger@9175:     /**
gernotbelger@9175:      * The constant name of the input field to enter the step width of a
gernotbelger@9175:      * distance.
gernotbelger@9175:      */
ingo@41:     public static final String FIELD_WIDTH = "width";
ingo@41: 
ingo@53:     public static final int WIDTH = 250;
ingo@53: 
gernotbelger@9175:     /** The radio group for input mode selection. */
ingo@43:     protected DynamicForm mode;
ingo@41: 
gernotbelger@9175:     /** A container that will contain the location or the distance panel. */
ingo@41:     protected HLayout container;
ingo@41: 
gernotbelger@9175:     /** The min value for a distance. */
ingo@55:     protected double min;
ingo@55: 
gernotbelger@9175:     /** The max value for a distance. */
ingo@55:     protected double max;
ingo@55: 
gernotbelger@9175:     /** The 'from' value entered in the distance mode. */
ingo@43:     protected double from;
ingo@43: 
gernotbelger@9175:     /** The 'to' value entered in the distance mode. */
ingo@43:     protected double to;
ingo@43: 
gernotbelger@9175:     /** The 'step' value entered in the distance mode. */
ingo@43:     protected double step;
ingo@43: 
gernotbelger@9175:     /** The values entered in the location mode. */
ingo@43:     protected double[] values;
ingo@43: 
felix@838:     /** The input panel for locations. */
raimund@235:     protected DoubleArrayPanel locationPanel;
raimund@235: 
felix@838:     /** The input panel for distances. */
raimund@235:     protected DoubleRangePanel distancePanel;
raimund@235: 
felix@838:     /** The tab set containing the location and distance table. */
raimund@235:     protected TabSet inputTables;
raimund@235: 
raimund@235:     /** The distance table. */
raimund@235:     protected ListGrid distanceTable;
raimund@235: 
felix@838:     /** The locations table. */
raimund@235:     protected ListGrid locationsTable;
raimund@235: 
raimund@237:     /** The table data. */
raimund@237:     protected DistanceInfoObject[] tableData;
raimund@237: 
gernotbelger@9175:     /** The table filter. */
raimund@1534:     protected TableFilter filterDescription;
raimund@1534:     protected RangeTableFilter filterRange;
raimund@1534: 
raimund@1534:     /** The Combobox for table filter criteria. */
raimund@1534:     protected SelectItem filterCriteria;
raimund@1567:     protected StaticTextItem filterResultCount;
raimund@1567:     protected ListGrid currentFiltered;
raimund@893: 
ingo@41:     /**
ingo@41:      * Creates a new LocationDistancePanel instance.
ingo@41:      */
ingo@41:     public LocationDistancePanel() {
gernotbelger@9175:         this.distanceTable = new ListGrid();
gernotbelger@9175:         this.distanceTable.setAutoFetchData(true);
raimund@863: 
gernotbelger@9175:         this.locationsTable = new ListGrid();
gernotbelger@9175:         this.locationsTable.setAutoFetchData(true);
raimund@863: 
gernotbelger@9175:         this.distanceTable.setShowHeaderContextMenu(false);
gernotbelger@9175:         this.locationsTable.setShowHeaderContextMenu(false);
ingo@41:     }
ingo@41: 
ingo@41:     /**
ingo@41:      * This method creates a widget that contains a label, a panel with
ingo@41:      * checkboxes to switch the input mode between location and distance input,
ingo@41:      * and a the mode specific panel.
ingo@41:      *
gernotbelger@9175:      * @param data
gernotbelger@9175:      *            The data that might be inserted.
ingo@41:      *
ingo@41:      * @return a panel.
ingo@41:      */
christian@4131:     @Override
gernotbelger@9175:     public Canvas create(final DataList data) {
gernotbelger@9175:         final VLayout layout = new VLayout();
ingo@83:         layout.setMembersMargin(10);
ingo@41: 
gernotbelger@9175:         final Label label = getLabel(data);// new Label(MESSAGES.location_distance_state());
gernotbelger@9175:         final Canvas widget = createWidget(data);
gernotbelger@9175:         final Canvas submit = getNextButton();
raimund@235:         createDistanceInputPanel();
raimund@235: 
ingo@516:         initDefaults(data);
ingo@516: 
ingo@83:         widget.setHeight(50);
ingo@41:         label.setHeight(25);
ingo@41: 
ingo@41:         layout.addMember(label);
ingo@45:         layout.addMember(widget);
ingo@45:         layout.addMember(submit);
ingo@45: 
ingo@45:         return layout;
ingo@45:     }
ingo@45: 
gernotbelger@9175:     protected Label getLabel(final DataList data) {
gernotbelger@9175:         final Data item = data.get(0);
gernotbelger@9175:         return new Label(item.getDescription());//
gernotbelger@9175:         // TODO: migrate distance_part_state to server
gernotbelger@9175:         // item.getDescription()); // holt das Label vom Server (funktoniert schon sehr oft so!)
gernotbelger@9175:     }
ingo@45: 
raimund@235:     /**
andre@8449:      * Setup a table for a DistanceInfoDataSource.
andre@8449:      *
andre@8449:      * Sets up a table to for input completion. The table
andre@8449:      * can be used either for single locations or distances.
andre@8449:      * Depending on the value of isDistance the table will
andre@8449:      * have a to and a from column or a single location column.
andre@8449:      *
gernotbelger@9175:      * @param table
gernotbelger@9175:      *            the ListGrid to set up.
gernotbelger@9175:      * @param doublePins
gernotbelger@9175:      *            wether or not to have.
gernotbelger@9175:      * @param isDistance
gernotbelger@9175:      *            wether or not to and from should be included.
raimund@235:      */
gernotbelger@9175:     protected void setupDistanceInfoTable(final ListGrid table, final boolean doublePins, final boolean isDistance) {
raimund@863: 
gernotbelger@9175:         final String baseUrl = GWT.getHostPageBaseURL();
raimund@1399: 
andre@8449:         table.setWidth100();
andre@8449:         table.setShowRecordComponents(true);
andre@8449:         table.setShowRecordComponentsByCell(true);
andre@8449:         table.setHeight100();
gernotbelger@9175:         table.setEmptyMessage(this.MESSAGES.empty_filter());
andre@8449:         table.setCanReorderFields(false);
raimund@235: 
gernotbelger@9175:         final CellFormatter cf = new CellFormatter() {
christian@4131:             @Override
gernotbelger@9175:             public String format(final Object value, final ListGridRecord record, final int rowNum, final int colNum) {
gernotbelger@9175:                 if (value == null)
gernotbelger@9175:                     return null;
gernotbelger@9175:                 try {
gernotbelger@9175:                     NumberFormat nf;
gernotbelger@9175:                     final double v = Double.parseDouble((String) value);
gernotbelger@9175:                     nf = NumberFormat.getFormat("###0.00##");
gernotbelger@9175:                     return nf.format(v);
gernotbelger@9175:                 }
gernotbelger@9175:                 catch (final Exception e) {
gernotbelger@9175:                     return value.toString();
gernotbelger@9175:                 }
raimund@1390:             }
raimund@1390:         };
andre@8449:         ListGridField pin1 = null;
andre@8449:         ListGridField pin2 = null;
raimund@1390: 
andre@8449:         if (doublePins) {
gernotbelger@9175:             pin1 = new ListGridField("fromIcon", this.MESSAGES.from());
gernotbelger@9175:             pin1.setWidth(30);
andre@8449:         } else {
gernotbelger@9175:             pin1 = new ListGridField("fromIcon", this.MESSAGES.selection());
gernotbelger@9175:             pin1.setWidth(60);
andre@8449:         }
gernotbelger@9175:         pin1.setType(ListGridFieldType.ICON);
gernotbelger@9175:         pin1.setCellIcon(baseUrl + this.MESSAGES.markerGreen());
andre@8449: 
andre@8449:         if (doublePins) {
gernotbelger@9175:             pin2 = new ListGridField("toIcon", this.MESSAGES.to());
gernotbelger@9175:             pin2.setType(ListGridFieldType.ICON);
gernotbelger@9175:             pin2.setWidth(30);
gernotbelger@9175:             pin2.setCellIcon(baseUrl + this.MESSAGES.markerRed());
andre@8449:         }
andre@8449: 
andre@8449:         if (isDistance) {
andre@8449:             /* We have from / to fields */
gernotbelger@9175:             pin1.addRecordClickHandler(new RecordClickHandler() {
andre@8449:                 @Override
gernotbelger@9175:                 public void onRecordClick(final RecordClickEvent e) {
gernotbelger@9175:                     final Record r = e.getRecord();
gernotbelger@9175:                     if (!isLocationMode()) {
andre@8449:                         /* distance panel and distance mode */
andre@8449:                         setFrom(r.getAttribute("from"));
andre@8449:                         setTo(r.getAttribute("to"));
andre@8449:                     } else {
andre@8449:                         /* distance panel and location mode */
andre@8449:                         /* Pin 1 is the "from" pin */
andre@8449:                         appendLocation(r.getAttribute("from"));
raimund@863:                     }
raimund@235:                 }
andre@8449:             });
andre@8449:             if (doublePins) {
gernotbelger@9175:                 pin2.addRecordClickHandler(new RecordClickHandler() {
andre@8449:                     @Override
gernotbelger@9175:                     public void onRecordClick(final RecordClickEvent e) {
gernotbelger@9175:                         final Record r = e.getRecord();
gernotbelger@9175:                         if (isLocationMode()) {
andre@8449:                             appendLocation(r.getAttribute("to"));
andre@8449:                         } else {
gernotbelger@9175:                             /*
gernotbelger@9175:                              * Distance and double pin behavior is only
gernotbelger@9175:                              * defined for location mode.
gernotbelger@9175:                              */
andre@8449:                             GWT.log("Unhandled input state.");
andre@8449:                         }
raimund@863:                     }
andre@8449:                 });
andre@8449:             }
andre@8449:         } else {
andre@8449:             /* We only have the from field */
gernotbelger@9175:             pin1.addRecordClickHandler(new RecordClickHandler() {
andre@8449:                 @Override
gernotbelger@9175:                 public void onRecordClick(final RecordClickEvent e) {
gernotbelger@9175:                     final Record r = e.getRecord();
gernotbelger@9175:                     if (!isLocationMode()) {
andre@8449:                         /* Location panel and distance mode */
andre@8449:                         setFrom(r.getAttribute("from"));
andre@8449:                     } else {
andre@8449:                         /* Location panel and location mode */
andre@8449:                         appendLocation(r.getAttribute("from"));
raimund@235:                     }
andre@8449:                 }
andre@8449:             });
andre@8449:             if (doublePins) {
gernotbelger@9175:                 pin2.addRecordClickHandler(new RecordClickHandler() {
andre@8449:                     @Override
gernotbelger@9175:                     public void onRecordClick(final RecordClickEvent e) {
gernotbelger@9175:                         final Record r = e.getRecord();
gernotbelger@9175:                         if (!isLocationMode()) {
andre@8449:                             setTo(r.getAttribute("from"));
andre@8449:                         } else {
gernotbelger@9175:                             /*
gernotbelger@9175:                              * Distance and double pin behavior is only
gernotbelger@9175:                              * defined for location mode.
gernotbelger@9175:                              */
andre@8449:                             GWT.log("Unhandled input state.");
andre@8449:                         }
raimund@235:                     }
andre@8449:                 });
raimund@235:             }
andre@8449:         }
raimund@235: 
gernotbelger@9175:         final ListGridField ddescr = new ListGridField("description", this.MESSAGES.description());
raimund@235:         ddescr.setType(ListGridFieldType.TEXT);
raimund@235:         ddescr.setWidth("*");
andre@8449: 
andre@8449:         ListGridField from;
andre@8449:         ListGridField to = null;
andre@8449: 
andre@8449:         if (isDistance) {
gernotbelger@9175:             from = new ListGridField("from", this.MESSAGES.from());
gernotbelger@9175:             to = new ListGridField("to", this.MESSAGES.to());
andre@8449:             to.setType(ListGridFieldType.FLOAT);
andre@8449:             to.setCellFormatter(cf);
andre@8449: 
andre@8449:             to.setWidth("12%");
andre@8449:             to.setAlign(Alignment.LEFT);
andre@8449:         } else {
gernotbelger@9175:             from = new ListGridField("from", this.MESSAGES.locations());
andre@8449:         }
raimund@1390:         from.setCellFormatter(cf);
raimund@886:         from.setWidth("12%");
raimund@906: 
gernotbelger@9175:         final ListGridField dside = new ListGridField("riverside", this.MESSAGES.riverside());
raimund@235:         dside.setType(ListGridFieldType.TEXT);
raimund@886:         dside.setWidth("12%");
raimund@235: 
gernotbelger@9175:         final ListGridField bottom = new ListGridField("bottom", this.MESSAGES.bottom_edge());
sascha@568:         bottom.setType(ListGridFieldType.TEXT);
raimund@886:         bottom.setWidth("10%");
raimund@1390:         bottom.setCellFormatter(cf);
sascha@568: 
gernotbelger@9175:         final ListGridField top = new ListGridField("top", this.MESSAGES.top_edge());
sascha@568:         top.setType(ListGridFieldType.TEXT);
raimund@886:         top.setWidth("10%");
raimund@1390:         top.setCellFormatter(cf);
sascha@568: 
andre@8449:         if (doublePins && isDistance) {
andre@8449:             table.setFields(pin1, pin2, ddescr, from, to, dside, bottom, top);
andre@8449:         } else if (doublePins) {
andre@8449:             table.setFields(pin1, pin2, ddescr, from, dside, bottom, top);
andre@8449:         } else if (isDistance) {
andre@8449:             table.setFields(pin1, ddescr, from, to, dside, bottom, top);
andre@8449:         } else {
andre@8449:             table.setFields(pin1, ddescr, from, dside, bottom, top);
andre@8449:         }
raimund@235:     }
raimund@235: 
christian@4131:     @Override
gernotbelger@9175:     public Canvas createOld(final DataList dataList) {
gernotbelger@9175:         final List<Data> items = dataList.getAll();
ingo@53: 
gernotbelger@9175:         final Data dMode = getData(items, "ld_mode");
gernotbelger@9175:         final DataItem[] dItems = dMode.getItems();
ingo@516: 
ingo@516:         boolean rangeMode = true;
ingo@516:         if (dItems != null && dItems[0] != null) {
ingo@516:             rangeMode = FIELD_VALUE_DISTANCE.equals(dItems[0].getStringValue());
ingo@516:         }
ingo@516: 
gernotbelger@9175:         final HLayout layout = new HLayout();
ingo@516:         layout.setWidth("400px");
ingo@516: 
gernotbelger@9175:         final Label label = new Label(dataList.getLabel());
ingo@516:         label.setWidth("200px");
ingo@516: 
gernotbelger@9175:         final Canvas back = getBackButton(dataList.getState());
ingo@516: 
ingo@516:         layout.addMember(label);
ingo@516: 
ingo@516:         if (rangeMode) {
ingo@516:             layout.addMember(getOldRangeSelection(dataList));
gernotbelger@9175:         } else {
ingo@516:             layout.addMember(getOldLocationSelection(dataList));
ingo@516:         }
ingo@516: 
ingo@516:         layout.addMember(back);
ingo@516: 
ingo@516:         return layout;
ingo@516:     }
ingo@516: 
ingo@516:     /**
ingo@516:      * Creates a label for the selected range.
ingo@516:      *
gernotbelger@9175:      * @param dataList
gernotbelger@9175:      *            The DataList containing all values for this state.
ingo@516:      *
ingo@516:      * @return A label displaying the selected values.
ingo@516:      */
gernotbelger@9175:     protected Label getOldRangeSelection(final DataList dataList) {
gernotbelger@9175:         final List<Data> items = dataList.getAll();
ingo@53: 
gernotbelger@9175:         final Data dFrom = getData(items, "ld_from");
gernotbelger@9175:         final Data dTo = getData(items, "ld_to");
gernotbelger@9175:         final Data dStep = getData(items, "ld_step");
ingo@53: 
gernotbelger@9175:         final DataItem[] from = dFrom.getItems();
gernotbelger@9175:         final DataItem[] to = dTo.getItems();
gernotbelger@9175:         final DataItem[] step = dStep.getItems();
gernotbelger@9175: 
gernotbelger@9175:         final StringBuilder sb = new StringBuilder();
ingo@53:         sb.append(from[0].getLabel());
gernotbelger@9175:         sb.append(" " + this.MESSAGES.unitFrom() + " ");
ingo@53:         sb.append(to[0].getLabel());
gernotbelger@9175:         sb.append(" " + this.MESSAGES.unitTo() + " ");
ingo@53:         sb.append(step[0].getLabel());
gernotbelger@9175:         sb.append(" " + this.MESSAGES.unitWidth());
ingo@53: 
gernotbelger@9175:         final Label selected = new Label(sb.toString());
raimund@91:         selected.setWidth("130px");
raimund@91: 
ingo@516:         return selected;
ingo@516:     }
ingo@53: 
ingo@516:     /**
ingo@516:      * Creates a label for the selected locations.
ingo@516:      *
gernotbelger@9175:      * @param dataList
gernotbelger@9175:      *            The DataList containing all values for this state.
ingo@516:      *
ingo@516:      * @return A label displaying the selected values.
ingo@516:      */
gernotbelger@9175:     protected Label getOldLocationSelection(final DataList dataList) {
gernotbelger@9175:         final List<Data> items = dataList.getAll();
ingo@516: 
gernotbelger@9175:         final Data dLocations = getData(items, "ld_locations");
gernotbelger@9175:         final DataItem[] lItems = dLocations.getItems();
gernotbelger@9175: 
gernotbelger@9175:         final String[] splitted = lItems[0].getStringValue().split(" ");
raimund@3542:         String value = "";
gernotbelger@9175:         for (final String element : splitted) {
raimund@3542:             try {
gernotbelger@9175:                 final NumberFormat nf = NumberFormat.getDecimalFormat();
gernotbelger@9175:                 final double dv = Double.parseDouble(element);
raimund@3542:                 value += nf.format(dv) + " ";
raimund@3542:             }
gernotbelger@9175:             catch (final NumberFormatException nfe) {
gernotbelger@9175:                 value += element + " ";
raimund@3542:             }
raimund@3542:         }
ingo@516: 
gernotbelger@9175:         final Label selected = new Label(value);
ingo@516:         selected.setWidth(130);
ingo@516: 
ingo@516:         return selected;
ingo@53:     }
ingo@53: 
ingo@53:     /**
ingo@55:      * This method reads the default values defined in the DataItems of the Data
ingo@55:      * objects in <i>list</i>.
ingo@55:      *
gernotbelger@9175:      * @param list
gernotbelger@9175:      *            The DataList container that stores the Data objects.
ingo@55:      */
gernotbelger@9175:     protected void initDefaults(final DataList list) {
gernotbelger@9175:         final Data m = getData(list.getAll(), "ld_mode");
gernotbelger@9175:         final Data l = getData(list.getAll(), "ld_locations");
gernotbelger@9175:         final Data f = getData(list.getAll(), "ld_from");
gernotbelger@9175:         final Data t = getData(list.getAll(), "ld_to");
gernotbelger@9175:         final Data s = getData(list.getAll(), "ld_step");
ingo@55: 
gernotbelger@9175:         final DataItem[] fItems = f.getItems();
gernotbelger@9175:         final DataItem[] tItems = t.getItems();
gernotbelger@9175:         final DataItem[] sItems = s.getItems();
ingo@516: 
gernotbelger@9175:         this.min = Double.valueOf(fItems[0].getStringValue());
gernotbelger@9175:         this.max = Double.valueOf(tItems[0].getStringValue());
gernotbelger@9175:         this.step = Double.valueOf(sItems[0].getStringValue());
ingo@516: 
gernotbelger@9175:         final DataItem mDef = m.getDefault();
gernotbelger@9175:         final DataItem lDef = l.getDefault();
gernotbelger@9175:         final DataItem fDef = f.getDefault();
gernotbelger@9175:         final DataItem tDef = t.getDefault();
gernotbelger@9175:         final DataItem sDef = s.getDefault();
ingo@516: 
gernotbelger@9175:         final String mDefValue = mDef != null ? mDef.getStringValue() : null;
gernotbelger@9175:         final String theMode = mDefValue != null && mDefValue.length() > 0 ? mDef.getStringValue() : FIELD_VALUE_DISTANCE;
gernotbelger@9175: 
gernotbelger@9175:         this.mode.setValue(FIELD_MODE, theMode);
gernotbelger@9175: 
gernotbelger@9175:         final String fDefValue = fDef != null ? fDef.getStringValue() : null;
gernotbelger@9175:         setFrom(fDefValue != null && fDefValue.length() > 0 ? Double.valueOf(fDef.getStringValue()) : this.min);
gernotbelger@9175: 
gernotbelger@9175:         final String tDefValue = tDef != null ? tDef.getStringValue() : null;
gernotbelger@9175:         setTo(tDefValue != null && tDefValue.length() > 0 ? Double.valueOf(tDef.getStringValue()) : this.max);
gernotbelger@9175: 
gernotbelger@9175:         final String sDefValue = sDef != null ? sDef.getStringValue() : null;
gernotbelger@9175:         setStep(sDefValue != null && sDefValue.length() > 0 ? Double.valueOf(sDef.getStringValue()) : this.step);
ingo@516: 
ingo@516:         if (lDef != null) {
gernotbelger@9175:             final String lDefValue = lDef != null ? lDef.getStringValue() : null;
ingo@517: 
ingo@517:             if (lDefValue != null && lDefValue.length() > 0) {
ingo@517:                 setLocationValues(lDef.getStringValue());
ingo@517:             }
ingo@53:         }
ingo@53: 
ingo@516:         if (theMode.equals(FIELD_VALUE_DISTANCE)) {
andre@8448:             enableDistanceMode();
gernotbelger@9175:             this.inputTables.selectTab(1);
andre@8449:         } else {
andre@8449:             enableLocationMode();
ingo@516:         }
gernotbelger@9175:         this.currentFiltered = (ListGrid) this.inputTables.getSelectedTab().getPane();
andre@8446: 
gernotbelger@9175:         this.distancePanel.setValues(getFrom(), getTo(), getStep());
ingo@53:     }
ingo@53: 
gernotbelger@9175:     protected Canvas createWidget(final DataList data) {
gernotbelger@9175:         final VLayout layout = new VLayout();
gernotbelger@9175:         this.container = new HLayout();
gernotbelger@9175:         final Canvas checkboxPanel = createRadioButtonPanel();
ingo@45: 
gernotbelger@9175:         this.locationPanel = new DoubleArrayPanel(this.MESSAGES.unitLocation(), getLocationValues(), this);
andre@8446: 
gernotbelger@9175:         this.distancePanel = new DoubleRangePanel(this.MESSAGES.unitFrom(), this.MESSAGES.unitTo(), this.MESSAGES.unitWidth(), 0, 0, 0, /*
gernotbelger@9175:                                                                                                                                          * initDefaults set the
gernotbelger@9175:                                                                                                                                          * default values for
gernotbelger@9175:                                                                                                                                          * this.
gernotbelger@9175:                                                                                                                                          */
gernotbelger@9175:                 400, this);
rrenkert@8262: 
gernotbelger@9175:         this.container.addMember(this.locationPanel);
gernotbelger@9175:         this.container.addMember(this.distancePanel);
gernotbelger@9175:         this.container.hideMember(this.locationPanel);
ingo@45: 
ingo@41:         layout.addMember(checkboxPanel);
gernotbelger@9175:         layout.addMember(this.container);
raimund@235: 
gernotbelger@9175:         this.container.setMembersMargin(30);
gernotbelger@9175: 
gernotbelger@9175:         this.inputTables = new TabSet();
gernotbelger@9175:         this.inputTables.addTabSelectedHandler(new TabSelectedHandler() {
christian@4131:             @Override
gernotbelger@9175:             public void onTabSelected(final TabSelectedEvent evt) {
gernotbelger@9175:                 LocationDistancePanel.this.filterDescription.clear();
gernotbelger@9175:                 LocationDistancePanel.this.filterRange.clear();
gernotbelger@9175:                 LocationDistancePanel.this.filterResultCount.setValue("");
raimund@1567: 
andre@8448:                 // The assumption is that location is tab 0 and distance tab 1
andre@8448: 
gernotbelger@9175:                 final Canvas c = evt.getTabPane();
gernotbelger@9175:                 if (c instanceof ListGrid) {
gernotbelger@9175:                     LocationDistancePanel.this.currentFiltered = (ListGrid) c;
raimund@1567:                 }
raimund@893:             }
raimund@893:         });
raimund@893: 
gernotbelger@9175:         final Tab locations = new Tab(this.MESSAGES.locations());
gernotbelger@9175:         final Tab distances = new Tab(this.MESSAGES.distance());
raimund@1534: 
gernotbelger@9175:         this.inputTables.setWidth100();
gernotbelger@9175:         this.inputTables.setHeight100();
raimund@1534: 
gernotbelger@9175:         locations.setPane(this.locationsTable);
gernotbelger@9175:         distances.setPane(this.distanceTable);
gernotbelger@9175: 
gernotbelger@9175:         this.inputTables.addTab(locations);
gernotbelger@9175:         this.inputTables.addTab(distances);
gernotbelger@9175: 
gernotbelger@9175:         this.filterResultCount = new StaticTextItem(this.MESSAGES.resultCount());
gernotbelger@9175:         this.filterResultCount.setTitleAlign(Alignment.LEFT);
gernotbelger@9175:         this.filterResultCount.setTitleStyle("color: #000");
gernotbelger@9175: 
gernotbelger@9175:         this.filterDescription = new TableFilter();
gernotbelger@9175:         this.filterDescription.setHeight("30px");
gernotbelger@9175:         this.filterDescription.addFilterHandler(this);
gernotbelger@9175: 
gernotbelger@9175:         this.filterRange = new RangeTableFilter();
gernotbelger@9175:         this.filterRange.setHeight("30px");
gernotbelger@9175:         this.filterRange.addFilterHandler(this);
gernotbelger@9175:         this.filterRange.setVisible(false);
gernotbelger@9175: 
gernotbelger@9175:         this.filterCriteria = new SelectItem();
gernotbelger@9175:         this.filterCriteria.setShowTitle(false);
gernotbelger@9175:         this.filterCriteria.setWidth(100);
gernotbelger@9175:         this.filterCriteria.addChangedHandler(new ChangedHandler() {
christian@4131:             @Override
gernotbelger@9175:             public void onChanged(final ChangedEvent e) {
gernotbelger@9175:                 if (e.getValue().toString().equals("range")) {
gernotbelger@9175:                     LocationDistancePanel.this.filterRange.setVisible(true);
gernotbelger@9175:                     LocationDistancePanel.this.filterDescription.setVisible(false);
gernotbelger@9175:                     LocationDistancePanel.this.filterDescription.clear();
gernotbelger@9175:                     LocationDistancePanel.this.filterResultCount.setValue("");
gernotbelger@9175:                 } else {
gernotbelger@9175:                     LocationDistancePanel.this.filterRange.setVisible(false);
gernotbelger@9175:                     LocationDistancePanel.this.filterRange.clear();
gernotbelger@9175:                     LocationDistancePanel.this.filterDescription.setVisible(true);
gernotbelger@9175:                     LocationDistancePanel.this.filterResultCount.setValue("");
raimund@1534:                 }
raimund@1534:             }
raimund@1534:         });
raimund@1534: 
gernotbelger@9175:         final LinkedHashMap<String, String> filterMap = new LinkedHashMap<String, String>();
gernotbelger@9175:         filterMap.put("description", this.MESSAGES.description());
gernotbelger@9175:         filterMap.put("range", this.MESSAGES.range());
gernotbelger@9175:         this.filterCriteria.setValueMap(filterMap);
gernotbelger@9175:         this.filterCriteria.setValue("description");
raimund@1534: 
gernotbelger@9175:         final DynamicForm form = new DynamicForm();
gernotbelger@9175:         form.setFields(this.filterCriteria);
gernotbelger@9175:         this.inputTables.setHeight("*");
gernotbelger@9175:         final DynamicForm form2 = new DynamicForm();
gernotbelger@9175:         form2.setFields(this.filterResultCount);
raimund@863: 
gernotbelger@9175:         final VLayout helper = new VLayout();
gernotbelger@9175:         final HLayout filterLayout = new HLayout();
raimund@1534: 
raimund@1534:         filterLayout.addMember(form);
gernotbelger@9175:         filterLayout.addMember(this.filterDescription);
gernotbelger@9175:         filterLayout.addMember(this.filterRange);
raimund@1567:         filterLayout.setHeight("30px");
gernotbelger@9175:         helper.addMember(this.inputTables);
raimund@1534:         helper.addMember(filterLayout);
raimund@1567:         helper.addMember(form2);
raimund@863:         helper.setHeight100();
raimund@863:         helper.setWidth100();
raimund@863: 
gernotbelger@9175:         this.helperContainer.addMember(helper);
raimund@1534:         filterLayout.setWidth("200");
ingo@41: 
ingo@41:         return layout;
ingo@41:     }
ingo@41: 
christian@4131:     @Override
gernotbelger@9175:     public void onFilterCriteriaChanged(final StringFilterEvent event) {
gernotbelger@9175:         final String search = event.getFilter();
raimund@863: 
raimund@863:         if (search != null && search.length() > 0) {
gernotbelger@9175:             final Criteria c = new Criteria("description", search);
raimund@863: 
gernotbelger@9175:             this.locationsTable.filterData(c);
gernotbelger@9175:             this.distanceTable.filterData(c);
gernotbelger@9175:             this.filterResultCount.setValue(this.currentFiltered.getRecords().length);
gernotbelger@9175:         } else {
gernotbelger@9175:             this.locationsTable.clearCriteria();
gernotbelger@9175:             this.distanceTable.clearCriteria();
gernotbelger@9175:             this.filterResultCount.setValue("");
raimund@863:         }
raimund@863:     }
raimund@863: 
christian@4131:     @Override
gernotbelger@9175:     public void onFilterCriteriaChanged(final RangeFilterEvent event) {
gernotbelger@9175:         final Float from = event.getFrom() - 0.001f;
gernotbelger@9175:         final Float to = event.getTo() + 0.001f;
raimund@1536:         GWT.log("filtering range: " + from + " to " + to);
raimund@1536: 
raimund@1536:         Criterion combinedFilter = null;
raimund@1536:         Criterion locationFilter = null;
raimund@1536:         if (from.equals(Float.NaN) && to.equals(Float.NaN)) {
gernotbelger@9175:             this.locationsTable.clearCriteria();
gernotbelger@9175:             this.distanceTable.clearCriteria();
gernotbelger@9175:             this.filterResultCount.setValue("");
raimund@1567:             return;
gernotbelger@9175:         } else if (from.equals(Float.NaN)) {
raimund@1536:             combinedFilter = new Criterion("to", OperatorId.LESS_OR_EQUAL, to);
gernotbelger@9175:             locationFilter = new Criterion("from", OperatorId.LESS_OR_EQUAL, to);
gernotbelger@9175:             this.locationsTable.filterData(locationFilter);
gernotbelger@9175:             this.distanceTable.filterData(combinedFilter);
gernotbelger@9175:             this.filterResultCount.setValue(this.currentFiltered.getRecords().length);
raimund@1536:             return;
gernotbelger@9175:         } else if (to.equals(Float.NaN)) {
gernotbelger@9175:             combinedFilter = new Criterion("from", OperatorId.GREATER_OR_EQUAL, from);
gernotbelger@9175:             this.locationsTable.filterData(combinedFilter);
gernotbelger@9175:             this.distanceTable.filterData(combinedFilter);
gernotbelger@9175:         } else {
gernotbelger@9175:             final AdvancedCriteria c1 = new AdvancedCriteria(OperatorId.AND,
gernotbelger@9175:                     new Criterion[] { new Criterion("from", OperatorId.GREATER_OR_EQUAL, from), new Criterion("from", OperatorId.LESS_OR_EQUAL, to) });
gernotbelger@9175: 
gernotbelger@9175:             final AdvancedCriteria c2 = new AdvancedCriteria(OperatorId.AND,
gernotbelger@9175:                     new Criterion[] { new Criterion("to", OperatorId.GREATER_OR_EQUAL, from), new Criterion("to", OperatorId.LESS_OR_EQUAL, to) });
gernotbelger@9175: 
gernotbelger@9175:             final AdvancedCriteria c3 = new AdvancedCriteria(OperatorId.AND,
gernotbelger@9175:                     new Criterion[] { new Criterion("from", OperatorId.LESS_OR_EQUAL, to), new Criterion("to", OperatorId.GREATER_OR_EQUAL, from) });
gernotbelger@9175: 
gernotbelger@9175:             combinedFilter = new AdvancedCriteria(OperatorId.OR, new Criterion[] { c1, c2, c3 });
raimund@1536:         }
gernotbelger@9175:         this.locationsTable.filterData(combinedFilter);
gernotbelger@9175:         this.distanceTable.filterData(combinedFilter);
gernotbelger@9175:         this.filterResultCount.setValue(this.currentFiltered.getRecords().length);
raimund@1534:     }
raimund@863: 
ingo@562:     @Override
ingo@562:     public List<String> validate() {
ingo@562:         if (isLocationMode()) {
ingo@562:             return validateLocations();
gernotbelger@9175:         } else {
ingo@562:             return validateRange();
ingo@562:         }
ingo@562:     }
ingo@562: 
ingo@562:     protected List<String> validateLocations() {
gernotbelger@9175:         final List<String> errors = new ArrayList<String>();
gernotbelger@9175:         final NumberFormat nf = NumberFormat.getDecimalFormat();
ingo@562: 
ingo@562:         try {
gernotbelger@9175:             saveLocationValues(this.locationPanel);
ingo@562:         }
gernotbelger@9175:         catch (final Exception e) {
gernotbelger@9175:             errors.add(this.MESSAGES.wrongFormat());
ingo@562:         }
ingo@562: 
gernotbelger@9175:         final double[] values = getLocationValues();
gernotbelger@9175:         final double[] good = new double[values.length];
gernotbelger@9175:         int idx = 0;
ingo@562: 
gernotbelger@9175:         for (final double value : values) {
gernotbelger@9175:             if (value < this.min || value > this.max) {
gernotbelger@9175:                 String tmp = this.MESSAGES.error_validate_range();
ingo@562:                 tmp = tmp.replace("$1", nf.format(value));
gernotbelger@9175:                 tmp = tmp.replace("$2", nf.format(this.min));
gernotbelger@9175:                 tmp = tmp.replace("$3", nf.format(this.max));
ingo@562:                 errors.add(tmp);
gernotbelger@9175:             } else {
ingo@562:                 good[idx++] = value;
ingo@562:             }
ingo@562:         }
ingo@562: 
gernotbelger@9175:         final double[] justGood = new double[idx];
ingo@562:         for (int i = 0; i < justGood.length; i++) {
ingo@562:             justGood[i] = good[i];
ingo@562:         }
ingo@562: 
ingo@562:         if (!errors.isEmpty()) {
gernotbelger@9175:             this.locationPanel.setValues(justGood);
ingo@562:         }
ingo@562: 
ingo@562:         return errors;
ingo@562:     }
ingo@562: 
ingo@562:     protected List<String> validateRange() {
gernotbelger@9175:         final List<String> errors = new ArrayList<String>();
gernotbelger@9175:         final NumberFormat nf = NumberFormat.getDecimalFormat();
ingo@562: 
ingo@562:         try {
gernotbelger@9175:             saveDistanceValues(this.distancePanel);
ingo@562:         }
gernotbelger@9175:         catch (final Exception e) {
gernotbelger@9175:             errors.add(this.MESSAGES.wrongFormat());
ingo@562:         }
ingo@562: 
ingo@562:         double from = getFrom();
gernotbelger@9175:         double to = getTo();
gernotbelger@9175:         final double step = getStep();
ingo@562: 
gernotbelger@9175:         if (from < this.min || from > this.max) {
gernotbelger@9175:             String tmp = this.MESSAGES.error_validate_range();
ingo@562:             tmp = tmp.replace("$1", nf.format(from));
gernotbelger@9175:             tmp = tmp.replace("$2", nf.format(this.min));
gernotbelger@9175:             tmp = tmp.replace("$3", nf.format(this.max));
ingo@562:             errors.add(tmp);
gernotbelger@9175:             from = this.min;
ingo@562:         }
ingo@562: 
gernotbelger@9175:         if (to < this.min || to > this.max) {
gernotbelger@9175:             String tmp = this.MESSAGES.error_validate_range();
ingo@562:             tmp = tmp.replace("$1", nf.format(to));
gernotbelger@9175:             tmp = tmp.replace("$2", nf.format(this.min));
gernotbelger@9175:             tmp = tmp.replace("$3", nf.format(this.max));
ingo@562:             errors.add(tmp);
gernotbelger@9175:             to = this.max;
ingo@562:         }
ingo@562: 
ingo@562:         if (!errors.isEmpty()) {
gernotbelger@9175:             this.distancePanel.setValues(from, to, step);
ingo@562:         }
ingo@562: 
ingo@562:         return errors;
ingo@562:     }
ingo@562: 
ingo@41:     /**
ingo@41:      * This method returns the selected data.
ingo@41:      *
ingo@41:      * @return the selected/inserted data.
ingo@41:      */
christian@4131:     @Override
ingo@41:     public Data[] getData() {
gernotbelger@9175:         final List<Data> data = new ArrayList<Data>();
ingo@1277: 
christian@4131:         // If we have entered a value and click right afterwards on the
ingo@59:         // 'next' button, the BlurEvent is not fired, and the values are not
ingo@59:         // saved. So, we gonna save those values explicitly.
ingo@59:         if (isLocationMode()) {
gernotbelger@9175:             final Canvas member = this.container.getMember(0);
ingo@59:             if (member instanceof DoubleArrayPanel) {
gernotbelger@9175:                 final DoubleArrayPanel form = (DoubleArrayPanel) member;
ingo@59:                 saveLocationValues(form);
ingo@59:             }
ingo@1277: 
gernotbelger@9175:             final Data dLocations = getDataLocations();
gernotbelger@9175:             final DataItem dFrom = new DefaultDataItem("ld_from", "ld_from", "");
gernotbelger@9175:             final DataItem dTo = new DefaultDataItem("ld_to", "ld_to", "");
gernotbelger@9175:             final DataItem dStep = new DefaultDataItem("ld_step", "ld_step", "");
ingo@1277: 
ingo@1277:             data.add(dLocations);
gernotbelger@9175:             data.add(new DefaultData("ld_from", null, null, new DataItem[] { dFrom }));
gernotbelger@9175:             data.add(new DefaultData("ld_to", null, null, new DataItem[] { dTo }));
gernotbelger@9175:             data.add(new DefaultData("ld_step", null, null, new DataItem[] { dStep }));
gernotbelger@9175:         } else {
gernotbelger@9175:             final Canvas member = this.container.getMember(0);
ingo@59:             if (member instanceof DoubleRangePanel) {
gernotbelger@9175:                 final DoubleRangePanel form = (DoubleRangePanel) member;
ingo@59:                 saveDistanceValues(form);
ingo@59:             }
ingo@59: 
gernotbelger@9175:             final Data dFrom = getDataFrom();
gernotbelger@9175:             final Data dTo = getDataTo();
gernotbelger@9175:             final Data dStep = getDataStep();
gernotbelger@9175:             final DataItem loc = new DefaultDataItem("ld_locations", "ld_locations", "");
ingo@520: 
ingo@1277:             data.add(dFrom);
ingo@1277:             data.add(dTo);
ingo@1277:             data.add(dStep);
gernotbelger@9175:             data.add(new DefaultData("ld_locations", null, null, new DataItem[] { loc }));
ingo@520:         }
ingo@520: 
gernotbelger@9175:         final Data dMode = getDataMode();
ingo@1277:         if (dMode != null) {
ingo@1277:             data.add(dMode);
ingo@520:         }
ingo@520: 
sascha@3379:         return data.toArray(new Data[data.size()]);
ingo@516:     }
ingo@516: 
ingo@516:     /**
ingo@516:      * Returns the Data object for the 'mode' attribute.
ingo@516:      *
ingo@516:      * @return the Data object for the 'mode' attribute.
ingo@516:      */
ingo@516:     protected Data getDataMode() {
gernotbelger@9175:         final String value = this.mode.getValueAsString(FIELD_MODE);
gernotbelger@9175:         final DataItem item = new DefaultDataItem("ld_mode", "ld_mode", value);
ingo@516:         return new DefaultData("ld_mode", null, null, new DataItem[] { item });
ingo@516:     }
ingo@516: 
ingo@516:     protected Data getDataLocations() {
gernotbelger@9175:         final double[] locations = getLocationValues();
gernotbelger@9175:         boolean first = true;
ingo@516: 
ingo@520:         if (locations == null) {
ingo@520:             return null;
ingo@520:         }
ingo@520: 
gernotbelger@9175:         final StringBuilder sb = new StringBuilder();
ingo@516: 
gernotbelger@9175:         for (final double l : locations) {
ingo@516:             if (!first) {
ingo@516:                 sb.append(" ");
ingo@516:             }
ingo@516: 
ingo@516:             sb.append(l);
ingo@516: 
ingo@516:             first = false;
ingo@516:         }
ingo@516: 
gernotbelger@9175:         final DataItem item = new DefaultDataItem("ld_locations", "ld_locations", sb.toString());
ingo@516: 
gernotbelger@9175:         return new DefaultData("ld_locations", null, null, new DataItem[] { item });
ingo@46:     }
ingo@41: 
ingo@46:     /**
ingo@46:      * Returns the Data object for the 'from' attribute.
ingo@46:      *
ingo@46:      * @return the Data object for the 'from' attribute.
ingo@46:      */
ingo@46:     protected Data getDataFrom() {
gernotbelger@9175:         final String value = Double.valueOf(getFrom()).toString();
gernotbelger@9175:         final DataItem item = new DefaultDataItem("ld_from", "ld_from", value);
gernotbelger@9175:         return new DefaultData("ld_from", null, null, new DataItem[] { item });
ingo@46:     }
ingo@46: 
ingo@46:     /**
ingo@46:      * Returns the Data object for the 'to' attribute.
ingo@46:      *
ingo@46:      * @return the Data object for the 'to' attribute.
ingo@46:      */
ingo@46:     protected Data getDataTo() {
gernotbelger@9175:         final String value = Double.valueOf(getTo()).toString();
gernotbelger@9175:         final DataItem item = new DefaultDataItem("ld_to", "ld_to", value);
gernotbelger@9175:         return new DefaultData("ld_to", null, null, new DataItem[] { item });
ingo@46:     }
ingo@46: 
ingo@46:     /**
ingo@46:      * Returns the Data object for the 'step' attribute.
ingo@46:      *
ingo@46:      * @return the Data object for the 'step' attribute.
ingo@46:      */
ingo@46:     protected Data getDataStep() {
gernotbelger@9175:         final String value = Double.valueOf(getStep()).toString();
gernotbelger@9175:         final DataItem item = new DefaultDataItem("ld_step", "ld_step", value);
gernotbelger@9175:         return new DefaultData("ld_step", null, null, new DataItem[] { item });
ingo@46:     }
ingo@46: 
ingo@46:     /**
ingo@46:      * Determines the current input mode.
ingo@46:      *
ingo@46:      * @return true, if 'location' is the current input mode, otherwise false.
ingo@46:      */
ingo@46:     public boolean isLocationMode() {
gernotbelger@9175:         final String inputMode = this.mode.getValueAsString(FIELD_MODE);
ingo@46: 
ingo@516:         return inputMode.equals(FIELD_VALUE_LOCATION) ? true : false;
ingo@516:     }
ingo@516: 
ingo@516:     /**
ingo@516:      * Activates the location panel.
ingo@516:      */
andre@8448:     protected void enableLocationMode() {
gernotbelger@9175:         this.mode.setValue(FIELD_MODE, FIELD_VALUE_LOCATION);
gernotbelger@9175:         this.container.hideMember(this.distancePanel);
gernotbelger@9175:         this.container.showMember(this.locationPanel);
gernotbelger@9175:         setupDistanceInfoTable(this.locationsTable, false, false);
gernotbelger@9175:         setupDistanceInfoTable(this.distanceTable, true, true);
gernotbelger@9175:         this.inputTables.updateTab(0, this.locationsTable);
gernotbelger@9175:         this.inputTables.updateTab(1, this.distanceTable);
ingo@516:     }
ingo@516: 
ingo@516:     /**
ingo@516:      * Activates the distance panel.
ingo@516:      */
andre@8448:     protected void enableDistanceMode() {
gernotbelger@9175:         this.mode.setValue(FIELD_MODE, FIELD_VALUE_DISTANCE);
gernotbelger@9175:         this.container.hideMember(this.locationPanel);
gernotbelger@9175:         this.container.showMember(this.distancePanel);
gernotbelger@9175:         setupDistanceInfoTable(this.locationsTable, true, false);
gernotbelger@9175:         setupDistanceInfoTable(this.distanceTable, false, true);
gernotbelger@9175:         this.inputTables.updateTab(0, this.locationsTable);
gernotbelger@9175:         this.inputTables.updateTab(1, this.distanceTable);
ingo@41:     }
ingo@41: 
ingo@41:     /**
ingo@41:      * This method switches the input mode between location and distance input.
ingo@41:      *
gernotbelger@9175:      * @param event
gernotbelger@9175:      *            The click event fired by a RadioButtonGroupItem.
ingo@41:      */
christian@4131:     @Override
gernotbelger@9175:     public void onChange(final ChangeEvent event) {
gernotbelger@9175:         final String value = (String) event.getValue();
ingo@41: 
ingo@41:         if (value == null) {
ingo@41:             return;
ingo@41:         }
ingo@516:         if (value.equals(FIELD_VALUE_LOCATION)) {
andre@8448:             enableLocationMode();
gernotbelger@9175:             this.filterDescription.clear();
gernotbelger@9175:             this.filterRange.clear();
gernotbelger@9175:             this.filterResultCount.setValue("");
raimund@1567: 
raimund@863:             // Bring this tab to front.
gernotbelger@9175:             this.inputTables.selectTab(0);
gernotbelger@9175:         } else {
andre@8448:             enableDistanceMode();
gernotbelger@9175:             this.filterDescription.clear();
gernotbelger@9175:             this.filterRange.clear();
gernotbelger@9175:             this.filterResultCount.setValue("");
raimund@1567: 
raimund@863:             // Bring the distanceTable tab to front.
gernotbelger@9175:             this.inputTables.selectTab(1);
ingo@41:         }
ingo@41:     }
ingo@41: 
ingo@41:     /**
ingo@41:      * This method is used to validate the inserted data in the form fields.
ingo@41:      *
gernotbelger@9175:      * @param event
gernotbelger@9175:      *            The BlurEvent that gives information about the FormItem that
gernotbelger@9175:      *            has been modified and its value.
ingo@41:      */
christian@4131:     @Override
gernotbelger@9175:     public void onBlur(final BlurEvent event) {
gernotbelger@9175:         final FormItem item = event.getItem();
gernotbelger@9175:         final String field = item.getFieldName();
ingo@41: 
ingo@41:         if (field == null) {
ingo@41:             return;
ingo@41:         }
ingo@41: 
ingo@43:         if (field.equals(DoubleArrayPanel.FIELD_NAME)) {
gernotbelger@9175:             final DoubleArrayPanel p = (DoubleArrayPanel) event.getForm();
ingo@41: 
ingo@59:             saveLocationValue(p, item);
gernotbelger@9175:         } else {
gernotbelger@9175:             final DoubleRangePanel p = (DoubleRangePanel) event.getForm();
ingo@41: 
ingo@59:             saveDistanceValue(p, item);
ingo@59:         }
ingo@59:     }
ingo@59: 
ingo@59:     /**
ingo@59:      * Validates and stores all values entered in the location mode.
ingo@59:      *
gernotbelger@9175:      * @param p
gernotbelger@9175:      *            The DoubleArrayPanel.
ingo@59:      */
gernotbelger@9175:     protected void saveLocationValues(final DoubleArrayPanel p) {
gernotbelger@9175:         final FormItem[] formItems = p.getFields();
ingo@59: 
gernotbelger@9175:         for (final FormItem item : formItems) {
ingo@59:             if (item.getFieldName().equals(DoubleArrayPanel.FIELD_NAME)) {
ingo@59:                 saveLocationValue(p, item);
ingo@43:             }
ingo@41:         }
ingo@41:     }
ingo@41: 
ingo@41:     /**
ingo@59:      * Validates and stores all values entered in the distance mode.
ingo@59:      *
gernotbelger@9175:      * @param p
gernotbelger@9175:      *            The DoubleRangePanel.
ingo@59:      */
gernotbelger@9175:     protected void saveDistanceValues(final DoubleRangePanel p) {
gernotbelger@9175:         final FormItem[] formItems = p.getFields();
ingo@59: 
gernotbelger@9175:         for (final FormItem item : formItems) {
ingo@59:             saveDistanceValue(p, item);
ingo@59:         }
ingo@59:     }
ingo@59: 
ingo@59:     /**
ingo@59:      * Validates and stores a value entered in the location mode.
ingo@59:      *
gernotbelger@9175:      * @param p
gernotbelger@9175:      *            The DoubleArrayPanel.
gernotbelger@9175:      * @param item
gernotbelger@9175:      *            The item that needs to be validated.
ingo@59:      */
gernotbelger@9175:     protected void saveLocationValue(final DoubleArrayPanel p, final FormItem item) {
ingo@59:         if (p.validateForm(item)) {
ingo@59:             setLocationValues(p.getInputValues(item));
ingo@59:         }
ingo@59:     }
ingo@59: 
ingo@59:     /**
ingo@59:      * Validates and stores value entered in the distance mode.
ingo@59:      *
gernotbelger@9175:      * @param p
gernotbelger@9175:      *            The DoubleRangePanel.
gernotbelger@9175:      * @param item
gernotbelger@9175:      *            The item that needs to be validated.
ingo@59:      */
gernotbelger@9175:     protected void saveDistanceValue(final DoubleRangePanel p, final FormItem item) {
ingo@59:         if (p.validateForm(item)) {
ingo@59:             setFrom(p.getFrom());
ingo@59:             setTo(p.getTo());
ingo@59:             setStep(p.getStep());
ingo@59:         }
ingo@59:     }
ingo@59: 
ingo@59:     /**
ingo@41:      * This method creates the panel that contains the checkboxes to switch
ingo@41:      * between the input mode 'location' and 'distance'.
ingo@41:      *
ingo@41:      * @return the checkbox panel.
ingo@41:      */
ingo@41:     protected Canvas createRadioButtonPanel() {
gernotbelger@9175:         this.mode = new DynamicForm();
ingo@41: 
gernotbelger@9175:         final RadioGroupItem radio = new RadioGroupItem(FIELD_MODE);
ingo@41:         radio.setShowTitle(false);
ingo@41:         radio.setVertical(false);
raimund@1394:         radio.setWrap(false);
ingo@41: 
gernotbelger@9175:         final LinkedHashMap<String, String> values = new LinkedHashMap<String, String>();
gernotbelger@9175:         values.put(FIELD_VALUE_LOCATION, this.MESSAGES.location());
gernotbelger@9175:         values.put(FIELD_VALUE_DISTANCE, this.MESSAGES.distance());
ingo@43: 
gernotbelger@9175:         final LinkedHashMap<String, String> initial = new LinkedHashMap<String, String>();
ingo@588:         initial.put(FIELD_MODE, FIELD_VALUE_DISTANCE);
ingo@45: 
ingo@43:         radio.setValueMap(values);
ingo@41:         radio.addChangeHandler(this);
ingo@41: 
gernotbelger@9175:         this.mode.setFields(radio);
gernotbelger@9175:         this.mode.setValues(initial);
ingo@41: 
gernotbelger@9175:         return this.mode;
ingo@41:     }
ingo@41: 
raimund@235:     protected void createDistanceInputPanel() {
gernotbelger@9175:         final Config config = Config.getInstance();
gernotbelger@9175:         final String url = config.getServerUrl();
gernotbelger@9175:         String river = "";
raimund@235: 
gernotbelger@9175:         final ArtifactDescription adescr = this.artifact.getArtifactDescription();
gernotbelger@9175:         final DataList[] data = adescr.getOldData();
raimund@235: 
raimund@235:         if (data != null && data.length > 0) {
gernotbelger@9175:             for (final DataList dl : data) {
raimund@3526:                 if (dl.getState().endsWith("river")) {
raimund@235:                     for (int j = 0; j < dl.size(); j++) {
gernotbelger@9175:                         final Data d = dl.get(j);
gernotbelger@9175:                         final DataItem[] di = d.getItems();
raimund@235:                         if (di != null && di.length == 1) {
gernotbelger@9175:                             river = d.getItems()[0].getStringValue();
raimund@235:                         }
raimund@235:                     }
raimund@235:                 }
raimund@235:             }
raimund@235:         }
raimund@235: 
gernotbelger@9175:         this.distanceTable.setDataSource(new DistanceInfoDataSource(url, river, "distances"));
gernotbelger@9175:         this.locationsTable.setDataSource(new DistanceInfoDataSource(url, river, "locations"));
raimund@235:     }
raimund@235: 
ingo@43:     protected double getFrom() {
gernotbelger@9175:         return this.from;
ingo@41:     }
ingo@41: 
gernotbelger@9175:     protected void setTo(final String to) {
gernotbelger@9175:         try {
gernotbelger@9175:             final double toValue = Double.parseDouble(to);
andre@8449:             setTo(toValue);
andre@8449:         }
gernotbelger@9175:         catch (final NumberFormatException nfe) {
andre@8449:             // Is there anything to do?
andre@8449:         }
andre@8449:     }
ingo@41: 
gernotbelger@9175:     protected void setFrom(final String from) {
gernotbelger@9175:         try {
gernotbelger@9175:             final double fromValue = Double.parseDouble(from);
gernotbelger@9175:             setFrom(fromValue);
gernotbelger@9175:         }
gernotbelger@9175:         catch (final NumberFormatException nfe) {
gernotbelger@9175:             // Is there anything to do?
gernotbelger@9175:         }
ingo@43:     }
ingo@41: 
gernotbelger@9175:     protected void setFrom(final double from) {
gernotbelger@9175:         this.from = from;
gernotbelger@9175:         /* The doubling should be removed and this.from abolished */
gernotbelger@9175:         this.distancePanel.setFrom(from);
ingo@43:     }
ingo@41: 
gernotbelger@9175:     protected double getTo() {
gernotbelger@9175:         return this.to;
gernotbelger@9175:     }
gernotbelger@9175: 
gernotbelger@9175:     protected void setTo(final double to) {
gernotbelger@9175:         this.to = to;
gernotbelger@9175:         /* The doubling should be removed and this.to abolished */
gernotbelger@9175:         this.distancePanel.setTo(to);
gernotbelger@9175:     }
ingo@43: 
ingo@43:     protected double getStep() {
gernotbelger@9175:         return this.step;
ingo@43:     }
ingo@43: 
gernotbelger@9175:     protected void setStep(final double step) {
ingo@43:         this.step = step;
ingo@43:     }
ingo@43: 
ingo@43:     protected double[] getLocationValues() {
gernotbelger@9175:         return this.values;
ingo@43:     }
ingo@43: 
gernotbelger@9175:     protected void appendLocation(final String loc) {
andre@8449:         double[] selected;
andre@8449:         if (getLocationValues() != null) {
gernotbelger@9175:             final double[] val = getLocationValues();
andre@8449:             selected = new double[val.length + 1];
gernotbelger@9175:             for (int i = 0; i < val.length; i++) {
andre@8449:                 selected[i] = val[i];
andre@8449:             }
andre@8449:             try {
andre@8449:                 selected[val.length] = Double.parseDouble(loc);
andre@8449:             }
gernotbelger@9175:             catch (final NumberFormatException nfe) {
andre@8449:                 // Is there anything to do here?
andre@8449:             }
gernotbelger@9175:         } else {
andre@8449:             selected = new double[1];
andre@8449:             selected[0] = Double.parseDouble(loc);
andre@8449:         }
andre@8449:         setLocationValues(selected);
andre@8449:     }
ingo@43: 
gernotbelger@9175:     protected void setLocationValues(final double[] values) {
ingo@43:         this.values = values;
gernotbelger@9175:         this.locationPanel.setValues(values);
raimund@235:     }
raimund@235: 
gernotbelger@9175:     protected void setLocationValues(final String values) {
gernotbelger@9175:         final String[] vs = values.split(" ");
ingo@516: 
ingo@516:         if (vs == null) {
ingo@516:             return;
ingo@516:         }
ingo@516: 
gernotbelger@9175:         final double[] ds = new double[vs.length];
gernotbelger@9175:         int idx = 0;
ingo@516: 
gernotbelger@9175:         for (final String s : vs) {
ingo@516:             try {
ingo@516:                 ds[idx++] = Double.valueOf(s);
ingo@516:             }
gernotbelger@9175:             catch (final NumberFormatException nfe) {
ingo@516:                 // do nothing
ingo@516:             }
ingo@516:         }
ingo@516: 
ingo@516:         setLocationValues(ds);
ingo@516:     }
ingo@516: 
gernotbelger@9175:     protected void setDistanceValues(final double from, final double to) {
raimund@235:         setFrom(from);
raimund@235:         setTo(to);
gernotbelger@9175:         this.distancePanel.setValues(from, to, getStep());
ingo@41:     }
ingo@41: }
ingo@41: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :