ingo@523: package de.intevation.flys.client.client.ui.chart;
ingo@523: 
ingo@523: import java.util.List;
ingo@523: 
ingo@523: import com.google.gwt.core.client.GWT;
ingo@523: 
ingo@523: import com.smartgwt.client.types.ListGridFieldType;
ingo@523: import com.smartgwt.client.widgets.Canvas;
ingo@523: import com.smartgwt.client.widgets.grid.events.EditCompleteEvent;
ingo@523: import com.smartgwt.client.widgets.grid.events.EditCompleteHandler;
ingo@523: import com.smartgwt.client.widgets.grid.ListGrid;
ingo@523: import com.smartgwt.client.widgets.grid.ListGridField;
ingo@523: import com.smartgwt.client.widgets.grid.ListGridRecord;
ingo@523: import com.smartgwt.client.widgets.layout.VLayout;
ingo@523: 
ingo@523: import de.intevation.flys.client.shared.model.Collection;
ingo@523: import de.intevation.flys.client.shared.model.Facet;
ingo@523: import de.intevation.flys.client.shared.model.FacetRecord;
ingo@523: import de.intevation.flys.client.shared.model.OutputMode;
ingo@523: 
ingo@523: import de.intevation.flys.client.client.FLYSConstants;
ingo@523: 
ingo@523: 
ingo@523: /**
ingo@523:  * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
ingo@523:  */
ingo@523: public class ChartThemePanel extends Canvas implements EditCompleteHandler {
ingo@523: 
ingo@523:     /** The interface that provides i18n messages. */
ingo@523:     private FLYSConstants MSG = GWT.create(FLYSConstants.class);
ingo@523: 
ingo@523:     public static final String GRID_FIELD_ACTIVE = "active";
ingo@523:     public static final String GRID_FIELD_NAME   = "name";
ingo@523: 
ingo@523: 
ingo@523:     protected Collection collection;
ingo@523: 
ingo@523:     protected OutputMode mode;
ingo@523: 
ingo@523:     protected ListGrid list;
ingo@523: 
ingo@523: 
ingo@523: 
ingo@523:     public ChartThemePanel(Collection collection, OutputMode mode) {
ingo@523:         this.collection = collection;
ingo@523:         this.mode       = mode;
ingo@523:         this.list       = new ListGrid();
ingo@523: 
ingo@523:         initGrid();
ingo@523:         initLayout();
ingo@523: 
ingo@523:         updateGrid();
ingo@523:     }
ingo@523: 
ingo@523: 
ingo@523:     /**
ingo@523:      * Initializes the layout of this panel.
ingo@523:      */
ingo@523:     protected void initLayout() {
ingo@523:         setWidth100();
ingo@523:         setHeight100();
ingo@523: 
ingo@523:         VLayout layout = new VLayout();
ingo@523:         layout.setWidth100();
ingo@523:         layout.setHeight100();
ingo@523: 
ingo@523:         layout.addMember(list);
ingo@523: 
ingo@523:         addChild(layout);
ingo@523:     }
ingo@523: 
ingo@523: 
ingo@523:     /**
ingo@523:      * Initializes the components (columns) of the theme grid.
ingo@523:      */
ingo@523:     protected void initGrid() {
ingo@523:         list.setCanEdit(true);
ingo@523:         list.setCanSort(false);
ingo@523:         list.setShowRecordComponents(false);
ingo@523:         list.setShowRecordComponentsByCell(true);
ingo@523:         list.setShowHeader(true);
ingo@523:         list.setShowHeaderContextMenu(false);
ingo@523:         list.setWidth100();
ingo@523:         list.setHeight100();
ingo@523: 
ingo@523:         list.addEditCompleteHandler(this);
ingo@523: 
ingo@523:         ListGridField active = new ListGridField(GRID_FIELD_ACTIVE, " ", 20);
ingo@523:         active.setType(ListGridFieldType.BOOLEAN);
ingo@523: 
ingo@523:         ListGridField name = new ListGridField(
ingo@523:             GRID_FIELD_NAME, MSG.chart_themepanel_header_themes());
ingo@523:         name.setType(ListGridFieldType.TEXT);
ingo@523: 
ingo@523:         list.setFields(active, name);
ingo@523:     }
ingo@523: 
ingo@523: 
ingo@523:     /**
ingo@523:      * A method that removes all records from theme grid.
ingo@523:      */
ingo@523:     protected void clearGrid() {
ingo@523:         ListGridRecord[] records = list.getRecords();
ingo@523: 
ingo@523:         if (records == null || records.length == 0) {
ingo@523:             return;
ingo@523:         }
ingo@523: 
ingo@523:         for (ListGridRecord record: records) {
ingo@523:             list.removeData(record);
ingo@523:         }
ingo@523:     }
ingo@523: 
ingo@523: 
ingo@523:     /**
ingo@523:      * This method is used to clear the current theme grid and add new updated
ingo@523:      * data.
ingo@523:      */
ingo@523:     protected void updateGrid() {
ingo@523:         clearGrid();
ingo@523: 
ingo@523:         List<Facet> facets = mode.getFacets();
ingo@523: 
ingo@523:         for (Facet facet: facets) {
ingo@523:             list.addData(new FacetRecord(facet));
ingo@523:         }
ingo@523:     }
ingo@523: 
ingo@523: 
ingo@523:     /**
ingo@523:      * This method is called after a cell in the theme grid has been modified.
ingo@523:      *
ingo@523:      * @param event The event that stores information about the modified record.
ingo@523:      */
ingo@523:     public void onEditComplete(EditCompleteEvent event) {
ingo@523:         GWT.log("Edited record.");
ingo@523: 
ingo@523:         int         row = event.getRowNum();
ingo@523:         FacetRecord rec = (FacetRecord) list.getRecord(row);
ingo@523: 
ingo@523:         // TODO Save modified facets
ingo@523:     }
ingo@523: }
ingo@523: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :