--- a/flys-client/src/main/java/de/intevation/flys/client/client/ui/chart/ChartThemePanel.java	Tue Jul 19 16:32:52 2011 +0000
+++ b/flys-client/src/main/java/de/intevation/flys/client/client/ui/chart/ChartThemePanel.java	Wed Jul 20 07:52:19 2011 +0000
@@ -1,81 +1,34 @@
 package de.intevation.flys.client.client.ui.chart;
 
-import java.util.ArrayList;
-import java.util.List;
-
 import com.google.gwt.core.client.GWT;
-import com.google.gwt.user.client.rpc.AsyncCallback;
 
 import com.smartgwt.client.types.ListGridFieldType;
-import com.smartgwt.client.util.SC;
-import com.smartgwt.client.widgets.Canvas;
-import com.smartgwt.client.widgets.grid.events.EditCompleteEvent;
-import com.smartgwt.client.widgets.grid.events.EditCompleteHandler;
-import com.smartgwt.client.widgets.grid.ListGrid;
 import com.smartgwt.client.widgets.grid.ListGridField;
-import com.smartgwt.client.widgets.grid.ListGridRecord;
 import com.smartgwt.client.widgets.layout.VLayout;
 
 import de.intevation.flys.client.shared.model.Collection;
-import de.intevation.flys.client.shared.model.FacetRecord;
-import de.intevation.flys.client.shared.model.OutputMode;
 import de.intevation.flys.client.shared.model.Theme;
-import de.intevation.flys.client.shared.model.ThemeList;
+import de.intevation.flys.client.shared.model.OutputMode;
 
-import de.intevation.flys.client.client.Config;
 import de.intevation.flys.client.client.FLYSConstants;
-import de.intevation.flys.client.client.event.HasOutputParameterChangeHandlers;
-import de.intevation.flys.client.client.event.OnMoveEvent;
-import de.intevation.flys.client.client.event.OnMoveHandler;
-import de.intevation.flys.client.client.event.OutputParameterChangeEvent;
-import de.intevation.flys.client.client.event.OutputParameterChangeHandler;
-import de.intevation.flys.client.client.services.CollectionAttributeService;
-import de.intevation.flys.client.client.services.CollectionAttributeServiceAsync;
+import de.intevation.flys.client.client.ui.ThemePanel;
 
 
 /**
  * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
  */
-public class ChartThemePanel
-extends      Canvas
-implements   EditCompleteHandler, OnMoveHandler,
-             HasOutputParameterChangeHandlers
-{
+public class ChartThemePanel extends ThemePanel {
+
     /** The interface that provides i18n messages. */
     private FLYSConstants MSG = GWT.create(FLYSConstants.class);
 
 
-    /** The service that is used to modify collection attributes.*/
-    protected CollectionAttributeServiceAsync updater =
-        GWT.create(CollectionAttributeService.class);
-
-
     public static final String GRID_FIELD_ACTIVE = "active";
     public static final String GRID_FIELD_NAME   = "name";
 
 
-    protected Collection collection;
-
-    protected OutputMode mode;
-
-    protected List<OutputParameterChangeHandler> outHandlers;
-
-    protected ListGrid list;
-
-    protected ChartOutputTab chartOut;
-
-    protected ThemeNavigationPanel navigation;
-
-
-
     public ChartThemePanel(Collection collection, OutputMode mode) {
-        this.collection  = collection;
-        this.mode        = mode;
-        this.outHandlers = new ArrayList<OutputParameterChangeHandler>();
-        this.chartOut    = chartOut;
-        this.list        = new ListGrid();
-        this.navigation  = new ThemeNavigationPanel();
-        this.navigation.addOnMoveHandler(this);
+        super(collection, mode);
 
         initGrid();
         initLayout();
@@ -128,260 +81,9 @@
     }
 
 
-    /**
-     * Replace the current collection with a new one. <b>NOTE: this operation
-     * triggers updateGrid() which modifies the themes in the grid.</b>
-     *
-     * @param collection The new collection object.
-     */
-    protected void setCollection(Collection collection) {
-        this.collection = collection;
-
-        updateGrid();
-    }
-
-
-    /**
-     * Registers a new OutputParameterChangeHandler.
-     *
-     * @param h The new handler.
-     */
-    public void addOutputParameterChangeHandler(OutputParameterChangeHandler h){
-        if (h != null) {
-            outHandlers.add(h);
-        }
-    }
-
-
-    /**
-     * Returns the ThemeList of the current collection and output mode.
-     *
-     * @return the current ThemeList.
-     */
-    public ThemeList getThemeList() {
-        return collection.getThemeList(mode.getName());
-    }
-
-
-    /**
-     * A method that removes all records from theme grid.
-     */
-    protected void clearGrid() {
-        ListGridRecord[] records = list.getRecords();
-
-        if (records == null || records.length == 0) {
-            return;
-        }
-
-        for (ListGridRecord record: records) {
-            list.removeData(record);
-        }
-    }
-
-
-    /**
-     * This method is used to clear the current theme grid and add new updated
-     * data.
-     */
-    protected void updateGrid() {
-        GWT.log("ChartThemePanel.updateGrid");
-
-        clearGrid();
-
-        ThemeList themeList = getThemeList();
-
-        if (themeList == null) {
-            GWT.log("ERROR: No theme list.");
-            return;
-        }
-
-        int count = themeList.getThemeCount();
-
-        for (int i = 1; i <= count; i++) {
-            Theme theme = themeList.getThemeAt(i);
-
-            if (theme == null) {
-                continue;
-            }
-
-            list.addData(new FacetRecord(theme));
-        }
-
-        fireOutputParameterChanged();
-    }
-
-
-    /**
-     * Called when the attribution of a chart changed. It informs the registered
-     * handlers about the changes.
-     */
-    protected void fireOutputParameterChanged() {
-        OutputParameterChangeEvent evt = new OutputParameterChangeEvent();
-
-        for (OutputParameterChangeHandler handler: outHandlers) {
-            handler.onOutputParameterChanged(evt);
-        }
-    }
-
-
-    /**
-     * This method is called after a cell in the theme grid has been modified.
-     *
-     * @param event The event that stores information about the modified record.
-     */
-    public void onEditComplete(EditCompleteEvent event) {
-        GWT.log("Edited record.");
-
-        int         row = event.getRowNum();
-        FacetRecord rec = (FacetRecord) list.getRecord(row);
-
-        Theme theme = rec.getTheme();
-        theme.setActive(rec.getActive() ? 1 : 0);
-
-        updateCollection();
-    }
-
-
-    /**
-     * This method triggers the CollectionAttributeService. Based on the current
-     * collectin settings, the attribute of the collection is modified or not.
-     * But in every case, we will get a new collection object - which might be
-     * the same as the current one.
-     */
-    public void updateCollection() {
-        final Config config = Config.getInstance();
-        final String url    = config.getServerUrl();
-        final String loc    = config.getLocale();
-
-        GWT.log("ChartThemePanel.updateCollection via RPC now");
-
-        // don't forget to enable the panel after the request has finished!
-        disable();
-
-        updater.update(collection, url, loc, new AsyncCallback<Collection>() {
-            public void onFailure(Throwable caught) {
-                GWT.log("Could not update collection attributes.");
-                SC.warn(MSG.getString(caught.getMessage()));
-
-                enable();
-            }
-
-
-            public void onSuccess(Collection collection) {
-                setCollection(collection);
-
-                enable();
-            }
-        });
-    }
-
-
-    public void onMove(OnMoveEvent event) {
-        int type = event.getType();
-
-        GWT.log("ChartThemePanel.onMove: " + type);
-
-        ListGridRecord[] records = list.getSelection();
-
-        if (records == null || records.length == 0) {
-            GWT.log("ChartThemePanel.onMove: No records selected.");
-            return;
-        }
-
-        switch (type) {
-            case 0: moveRecordsTop(records); break;
-            case 1: moveRecordsUp(records); break;
-            case 2: moveRecordsDown(records); break;
-            case 3: moveRecordsBottom(records); break;
-        }
-
-        updateCollection();
-    }
-
-
-    /**
-     * Moves the selected grid records (themes) to the top of the grid.
-     *
-     * @param records The selected themes in the list. Null not permitted.
-     */
-    protected void moveRecordsTop(ListGridRecord[] records) {
-        ThemeList themeList = getThemeList();
-
-        int idx = 1;
-
-        for (ListGridRecord record: records) {
-            Theme theme = ((FacetRecord) record).getTheme();
-            themeList.setThemePosition(theme, idx++);
-        }
-
-        updateGrid();
-    }
-
-
-    /**
-     * Moves the selected grid records (themes) one step up.
-     *
-     * @param records The selected themes in the list. Null not permitted.
-     */
-    protected void moveRecordsUp(ListGridRecord[] records) {
-        ThemeList themeList = getThemeList();
-
-        int[] newPos = new int[records.length];
-
-        for (int i = 0; i < records.length ; i++) {
-            Theme theme = ((FacetRecord) records[i]).getTheme();
-            newPos[i]   = theme.getPosition() - 1;
-        }
-
-        for (int i = 0; i < records.length ; i++) {
-            Theme theme = ((FacetRecord) records[i]).getTheme();
-            themeList.setThemePosition(theme, newPos[i]);
-        }
-
-        updateGrid();
-    }
-
-
-    /**
-     * Moves the selected grid records (themes) one step down.
-     *
-     * @param records The selected themes in the list. Null not permitted.
-     */
-    protected void moveRecordsDown(ListGridRecord[] records) {
-        ThemeList themeList = getThemeList();
-
-        int[] newPos = new int[records.length];
-
-        for (int i = records.length-1; i >= 0; i--) {
-            Theme theme = ((FacetRecord) records[i]).getTheme();
-            newPos[i] = theme.getPosition()+1;
-        }
-
-        for (int i = records.length-1; i >= 0; i--) {
-            Theme theme = ((FacetRecord) records[i]).getTheme();
-            themeList.setThemePosition(theme, newPos[i]);
-        }
-
-        updateGrid();
-    }
-
-
-    /**
-     * Moves the selected grid records (themes) to the bottom of the grid.
-     *
-     * @param records The selected themes in the list. Null not permitted.
-     */
-    protected void moveRecordsBottom(ListGridRecord[] records) {
-        ThemeList themeList = getThemeList();
-
-        int idx = themeList.getThemeCount();
-
-        for (int i = records.length-1; i >= 0; i--) {
-            Theme theme = ((FacetRecord) records[i]).getTheme();
-            themeList.setThemePosition(theme, idx--);
-        }
-
-        updateGrid();
+    @Override
+    public void activateTheme(Theme theme, boolean active) {
+        theme.setActive(active ? 1 : 0);
     }
 }
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