Minor Update

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/portlets/user/tabular-data-column-widget@90390 82a268e6-3cf1-43bd-a215-b396298e98cf

.gwt/.gwt-log

@@ -30,3 +30,99 @@ Compiling...
    Compilation completed in 0.00 seconds
 Removing invalidated units
 Finding entry point classes
+Public resources found in...
+Translatable source found in...
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+Compiling...
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+   Compilation completed in 10.36 seconds
+Removing invalidated units
+Finding entry point classes
+Public resources found in...
+Translatable source found in...
+Found 2719 cached/archived units.  Used 2719 / 2719 units from cache.
+Compiling...
+   Compilation completed in 0.00 seconds
+Removing invalidated units
+Finding entry point classes
+Public resources found in...
+Translatable source found in...
+Found 2719 cached/archived units.  Used 2719 / 2719 units from cache.
+Compiling...
+   Compilation completed in 0.00 seconds
+Removing invalidated units
+Finding entry point classes
+Public resources found in...
+Translatable source found in...
+Found 0 cached/archived units.  Used 0 / 2719 units from cache.
+Compiling...
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+   100% complete (ETR: 0 seconds)
+   Compilation completed in 16.74 seconds
+Removing invalidated units
+Finding entry point classes
+Public resources found in...
+Translatable source found in...
+Found 2719 cached/archived units.  Used 2719 / 2719 units from cache.
+Compiling...
+   Compilation completed in 0.00 seconds
+Removing invalidated units
+Finding entry point classes
+Public resources found in...
+Translatable source found in...
+Found 2719 cached/archived units.  Used 2719 / 2719 units from cache.
+Compiling...
+   Compilation completed in 0.00 seconds
+Removing invalidated units
+Finding entry point classes
+Public resources found in...
+Translatable source found in...
+Found 0 cached/archived units.  Used 0 / 2719 units from cache.
+Compiling...
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+   100% complete (ETR: 0 seconds)
+   Compilation completed in 13.39 seconds
+Removing invalidated units
+Finding entry point classes
+Public resources found in...
+Translatable source found in...
+Found 2719 cached/archived units.  Used 2719 / 2719 units from cache.
+Compiling...
+   Compilation completed in 0.00 seconds
+Removing invalidated units
+Finding entry point classes
+Public resources found in...
+Translatable source found in...
+Found 2719 cached/archived units.  Used 2719 / 2719 units from cache.
+Compiling...
+   Compilation completed in 0.00 seconds
+Removing invalidated units
+Finding entry point classes

.settings/org.eclipse.wst.common.component

@@ -4,6 +4,15 @@
         <wb-resource deploy-path="/" source-path="/src/main/webapp" tag="defaultRootSource"/>
         <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/java"/>
         <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/resources"/>
+        <dependent-module archiveName="tabular-data-gwt-service-2.0.0-SNAPSHOT.jar" deploy-path="/WEB-INF/lib" handle="module:/resource/tabular-data-gwt-service/tabular-data-gwt-service">
+            <dependency-type>uses</dependency-type>
+        </dependent-module>
+        <dependent-module archiveName="tabular-model-3.0.0-SNAPSHOT.jar" deploy-path="/WEB-INF/lib" handle="module:/resource/tabular-model/tabular-model">
+            <dependency-type>uses</dependency-type>
+        </dependent-module>
+        <dependent-module archiveName="tabular-data-widget-common-event-1.0.0-SNAPSHOT.jar" deploy-path="/WEB-INF/lib" handle="module:/resource/tabular-data-widget-common-event/tabular-data-widget-common-event">
+            <dependency-type>uses</dependency-type>
+        </dependent-module>
         <property name="context-root" value="tabular-data-column-widget"/>
         <property name="java-output-path" value="/tabular-data-column-widget/target/tabular-data-column-widget-1.0.0-SNAPSHOT/WEB-INF/classes"/>
     </wb-module>

src/main/java/org/gcube/portlets/user/td/columnwidget/client/ChangeColumnTypeDialog.java

@@ -0,0 +1,42 @@
+package org.gcube.portlets.user.td.columnwidget.client;
+
+import org.gcube.portlets.user.td.gwtservice.shared.tr.ColumnData;
+import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
+
+import com.sencha.gxt.widget.core.client.Window;
+import com.sencha.gxt.widget.core.client.form.ComboBox;
+import com.sencha.gxt.widget.core.client.form.TextField;
+
+public class ChangeColumnTypeDialog extends Window {
+	protected String WIDTH = "650px";
+	protected String HEIGHT = "530px";
+	protected TRId trId;
+	
+	protected String columnName=null;
+	protected ColumnData column=null;
+	protected ComboBox<ColumnData> combo=null;
+	
+	public ChangeColumnTypeDialog(TRId trId) {
+		create(trId, null);
+	}
+
+	public ChangeColumnTypeDialog(TRId trId, String columnName) {
+		create(trId, columnName);
+	}
+
+	protected void create(TRId trId, String columnName) {
+		setWidth(WIDTH);
+		setHeight(HEIGHT);
+		setBodyBorder(false);
+		setResizable(false);
+		setHeadingText("Change Column Type");
+		//getHeader().setIcon(Resources.IMAGES.side_list());
+		this.trId=trId;
+		this.columnName=columnName;
+		
+		ChangeColumnTypePanel changeColumnTypePanel= new ChangeColumnTypePanel(trId, columnName);
+		add(changeColumnTypePanel);
+		
+		
+	}
+}

src/main/java/org/gcube/portlets/user/td/columnwidget/client/ChangeColumnTypePanel.java

@@ -0,0 +1,176 @@
+package org.gcube.portlets.user.td.columnwidget.client;
+
+import java.util.ArrayList;
+
+import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
+import org.gcube.portlets.user.td.gwtservice.shared.tr.ColumnData;
+import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
+
+import com.allen_sauer.gwt.log.client.Log;
+import com.google.gwt.core.client.GWT;
+import com.google.gwt.core.client.Scheduler;
+import com.google.gwt.core.client.Scheduler.ScheduledCommand;
+import com.google.gwt.event.logical.shared.SelectionEvent;
+import com.google.gwt.event.logical.shared.SelectionHandler;
+import com.google.gwt.event.logical.shared.ValueChangeEvent;
+import com.google.gwt.event.logical.shared.ValueChangeHandler;
+import com.google.gwt.user.client.rpc.AsyncCallback;
+import com.sencha.gxt.cell.core.client.form.ComboBoxCell.TriggerAction;
+import com.sencha.gxt.core.client.util.Margins;
+import com.sencha.gxt.data.client.loader.RpcProxy;
+import com.sencha.gxt.data.shared.LabelProvider;
+import com.sencha.gxt.data.shared.ListStore;
+import com.sencha.gxt.data.shared.loader.ListLoadConfig;
+import com.sencha.gxt.data.shared.loader.ListLoadResult;
+import com.sencha.gxt.data.shared.loader.ListLoadResultBean;
+import com.sencha.gxt.data.shared.loader.ListLoader;
+import com.sencha.gxt.data.shared.loader.LoadResultListStoreBinding;
+import com.sencha.gxt.widget.core.client.ContentPanel;
+import com.sencha.gxt.widget.core.client.FramedPanel;
+import com.sencha.gxt.widget.core.client.button.TextButton;
+import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
+import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData;
+import com.sencha.gxt.widget.core.client.form.ComboBox;
+import com.sencha.gxt.widget.core.client.form.FieldLabel;
+import com.sencha.gxt.widget.core.client.form.TextField;
+import com.sencha.gxt.widget.core.client.info.Info;
+
+public class ChangeColumnTypePanel extends FramedPanel {
+	protected String WIDTH = "640px";
+	protected String HEIGHT = "520px";
+	
+	protected ChangeColumnTypeDialog parent;
+	protected TextField label=null;
+	protected TRId trId;
+	protected String columnName;
+	protected ColumnData column;
+	protected ComboBox<ColumnData> combo=null;
+	
+	
+	public ChangeColumnTypePanel(TRId trId, String columnName){
+		setWidth(WIDTH);
+		setHeight(HEIGHT);
+		setHeaderVisible(false);
+		setBodyBorder(false);
+		this.trId=trId;
+		this.columnName=columnName;
+		
+		VerticalLayoutContainer basicLayout = new VerticalLayoutContainer();
+	    
+		ContentPanel panel = new ContentPanel();
+		panel.setHeaderVisible(false);
+		
+		ColumnDataProperties props = GWT.create(ColumnDataProperties.class);
+		ListStore<ColumnData> store = new ListStore<ColumnData>(props.id());
+		
+		Log.trace("Store created");
+		RpcProxy<ListLoadConfig, ListLoadResult<ColumnData>> proxy = new RpcProxy<ListLoadConfig,  ListLoadResult<ColumnData>>() {
+			
+			public void load(ListLoadConfig loadConfig, final AsyncCallback<ListLoadResult<ColumnData>> callback) {
+				loadData(loadConfig, callback);
+			}	
+		};
+		final ListLoader<ListLoadConfig, ListLoadResult<ColumnData>> loader = new ListLoader<ListLoadConfig, ListLoadResult<ColumnData>>(proxy);
+		loader.setRemoteSort(false);
+		loader.addLoadHandler(new LoadResultListStoreBinding<ListLoadConfig, ColumnData, ListLoadResult<ColumnData>>(store));
+		Log.trace("Loader created");
+		
+		
+		combo = new ComboBox<ColumnData>(store,
+				props.label()){
+			@Override
+			protected void onAfterFirstAttach() {
+				super.onAfterFirstAttach();
+				Scheduler.get().scheduleDeferred(new ScheduledCommand() {
+					public void execute() {
+						loader.load();
+					}
+				});
+			}
+		};
+		Log.trace("Combo created");
+		
+		addHandlersForEventObservation(combo, props.label());
+
+		combo.setEmptyText("Select a column...");
+		combo.setWidth(150);
+		combo.setTypeAhead(true);
+		combo.setTriggerAction(TriggerAction.ALL);
+		combo.setLoader(loader);
+		
+		FramedPanel form = new FramedPanel();
+	    form.setHeaderVisible(false);
+	    //form.setWidth(350);
+	    form.setBodyStyle("background: none;");
+	 
+	    VerticalLayoutContainer v = new VerticalLayoutContainer();
+	    v.add(new FieldLabel(combo, "Column"), new VerticalLayoutData(1, -1));
+	    form.add(v);
+	    form.addButton(new TextButton("Change"));
+	   
+	    
+	    panel.add(form);
+	    basicLayout.add(panel, new VerticalLayoutData(-1, -1, new Margins()));
+		add(basicLayout);
+
+	}
+
+	private <T> void addHandlersForEventObservation(ComboBox<T> combo,
+			final LabelProvider<T> labelProvider) {
+		combo.addValueChangeHandler(new ValueChangeHandler<T>() {
+
+			public void onValueChange(ValueChangeEvent<T> event) {
+				Info.display(
+						"Value Changed",
+						"New value: "
+								+ (event.getValue() == null ? "nothing"
+										: labelProvider.getLabel(event
+												.getValue()) + "!"));
+				
+			}
+		});
+		combo.addSelectionHandler(new SelectionHandler<T>() {
+			public void onSelection(SelectionEvent<T> event) {
+				Info.display(
+						"State Selected",
+						"You selected "
+								+ (event.getSelectedItem() == null ? "nothing"
+										: labelProvider.getLabel(event
+												.getSelectedItem()) + "!"));
+			}
+		});
+	}
+	
+
+		
+		
+
+	protected void loadData(ListLoadConfig loadConfig,
+			final AsyncCallback<ListLoadResult<ColumnData>> callback) {
+		TDGWTServiceAsync.INSTANCE.getColumns(trId, new AsyncCallback<ArrayList<ColumnData>>(){
+
+			public void onFailure(Throwable caught) {
+				Log.error("load combo failure:"+caught.getLocalizedMessage());
+				callback.onFailure(caught);
+			}
+
+			public void onSuccess(ArrayList<ColumnData> result) {
+				Log.trace("loaded " + result.size() + " ColumnData");
+				if(columnName!=null){
+					for(ColumnData cd: result){
+						if(cd.getName().compareTo(columnName)==0){
+							combo.setValue(cd);
+						}
+					}
+				}
+				callback.onSuccess(new ListLoadResultBean<ColumnData>(
+						result));
+				
+			}
+			
+		});
+				
+	}
+
+	
+}

src/main/java/org/gcube/portlets/user/td/columnwidget/client/ChangeLabelColumnDialog.java

@@ -2,6 +2,7 @@ package org.gcube.portlets.user.td.columnwidget.client;
 
 import java.util.ArrayList;
 
+import org.gcube.portlets.user.td.columnwidget.client.custom.ErrorMessageDialog;
 import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
 import org.gcube.portlets.user.td.gwtservice.shared.tr.ColumnData;
 import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
@@ -15,7 +16,6 @@ import com.google.gwt.event.logical.shared.SelectionHandler;
 import com.google.gwt.event.logical.shared.ValueChangeEvent;
 import com.google.gwt.event.logical.shared.ValueChangeHandler;
 import com.google.gwt.user.client.rpc.AsyncCallback;
-import com.google.gwt.widget.client.TextButton;
 import com.sencha.gxt.cell.core.client.form.ComboBoxCell.TriggerAction;
 import com.sencha.gxt.core.client.util.Margins;
 import com.sencha.gxt.data.client.loader.RpcProxy;
@@ -29,20 +29,22 @@ import com.sencha.gxt.data.shared.loader.LoadResultListStoreBinding;
 import com.sencha.gxt.widget.core.client.ContentPanel;
 import com.sencha.gxt.widget.core.client.FramedPanel;
 import com.sencha.gxt.widget.core.client.Window;
+import com.sencha.gxt.widget.core.client.button.TextButton;
 import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
 import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData;
+import com.sencha.gxt.widget.core.client.event.HideEvent;
+import com.sencha.gxt.widget.core.client.event.HideEvent.HideHandler;
 import com.sencha.gxt.widget.core.client.form.ComboBox;
 import com.sencha.gxt.widget.core.client.form.FieldLabel;
 import com.sencha.gxt.widget.core.client.form.TextField;
 import com.sencha.gxt.widget.core.client.info.Info;
 
-
 public class ChangeLabelColumnDialog extends Window {
 	protected TRId trId;
-	protected TextField label=null;
+	protected TextField label = null;
-	protected String columnName=null;
+	protected String columnName = null;
-	protected ColumnData column=null;
+	protected ColumnData column = null;
-	protected ComboBox<ColumnData> combo=null;
+	protected ComboBox<ColumnData> combo = null;
 
 	public ChangeLabelColumnDialog(TRId trId) {
 		create(trId, null);
@@ -53,14 +55,14 @@ public class ChangeLabelColumnDialog extends Window {
 	}
 
 	protected void create(TRId trId, String columnName) {
-		this.trId=trId;
+		this.trId = trId;
-		this.columnName=columnName;
+		this.columnName = columnName;
-		setBodyBorder(false);
-		// getHeader().setIcon(Resources.IMAGES.side_list());
-		setHeadingText("Change Column Label");
 		setWidth(400);
 		setHeight(140);
+		setBodyBorder(false);
 		setResizable(false);
+		setHeadingText("Change Column Label");
+		// getHeader().setIcon(Resources.IMAGES.side_list());
 
 		VerticalLayoutContainer basicLayout = new VerticalLayoutContainer();
 
@@ -68,32 +70,34 @@ public class ChangeLabelColumnDialog extends Window {
 		panel.setHeaderVisible(false);
 
 		FramedPanel form = new FramedPanel();
-	    form.setHeaderVisible(false);
+		form.setHeaderVisible(false);
-	    form.setBodyStyle("background: none;");
+		form.setBodyBorder(false);
 
-	    VerticalLayoutContainer v = new VerticalLayoutContainer();
+		VerticalLayoutContainer v = new VerticalLayoutContainer();
 
-	    ColumnDataProperties props = GWT.create(ColumnDataProperties.class);
+		ColumnDataProperties props = GWT.create(ColumnDataProperties.class);
 		ListStore<ColumnData> store = new ListStore<ColumnData>(props.id());
 
 		Log.trace("Store created");
-		RpcProxy<ListLoadConfig, ListLoadResult<ColumnData>> proxy = new RpcProxy<ListLoadConfig,  ListLoadResult<ColumnData>>() {
+		RpcProxy<ListLoadConfig, ListLoadResult<ColumnData>> proxy = new RpcProxy<ListLoadConfig, ListLoadResult<ColumnData>>() {
 
-			public void load(ListLoadConfig loadConfig, final AsyncCallback<ListLoadResult<ColumnData>> callback) {
+			public void load(ListLoadConfig loadConfig,
+					final AsyncCallback<ListLoadResult<ColumnData>> callback) {
 				loadData(loadConfig, callback);
 			}
 		};
-		final ListLoader<ListLoadConfig, ListLoadResult<ColumnData>> loader = new ListLoader<ListLoadConfig, ListLoadResult<ColumnData>>(proxy);
+		final ListLoader<ListLoadConfig, ListLoadResult<ColumnData>> loader = new ListLoader<ListLoadConfig, ListLoadResult<ColumnData>>(
+				proxy);
 		loader.setRemoteSort(false);
-		loader.addLoadHandler(new LoadResultListStoreBinding<ListLoadConfig, ColumnData, ListLoadResult<ColumnData>>(store));
+		loader.addLoadHandler(new LoadResultListStoreBinding<ListLoadConfig, ColumnData, ListLoadResult<ColumnData>>(
+				store));
 		Log.trace("Loader created");
 
 		label = new TextField();
-	    label.setAllowBlank(false);
+		label.setAllowBlank(false);
-	    label.setWidth(150);
+		label.setWidth(150);
 
-		combo = new ComboBox<ColumnData>(store,
+		combo = new ComboBox<ColumnData>(store, props.label()) {
-				props.label()){
 			@Override
 			protected void onAfterFirstAttach() {
 				super.onAfterFirstAttach();
@@ -113,17 +117,18 @@ public class ChangeLabelColumnDialog extends Window {
 		combo.setTypeAhead(true);
 		combo.setTriggerAction(TriggerAction.ALL);
 		combo.setLoader(loader);
-		v.add(new FieldLabel(combo, "Column"), new VerticalLayoutData(1, -1));
+		v.add(new FieldLabel(combo, "Column"), new VerticalLayoutData(1, -1,
-	    v.add(new FieldLabel(label, "Column Label"), new VerticalLayoutData(1, -1));
+				new Margins(1)));
+		v.add(new FieldLabel(label, "Column Label"), new VerticalLayoutData(1,
+				-1, new Margins(1)));
 
-	    form.add(v);
+		form.add(v);
-	    form.addButton(new TextButton("Change"));	    
+		form.addButton(new TextButton("Change"));
 
+		panel.add(form);
+		basicLayout.add(panel, new VerticalLayoutData(-1, -1, new Margins()));
 
-	    panel.add(form);
+		add(basicLayout);
-	    basicLayout.add(panel, new VerticalLayoutData(-1, -1, new Margins()));
-
-	    add(basicLayout);
 
 	}
 
@@ -153,34 +158,46 @@ public class ChangeLabelColumnDialog extends Window {
 		});
 	}
 
-
 	protected void loadData(ListLoadConfig loadConfig,
 			final AsyncCallback<ListLoadResult<ColumnData>> callback) {
-		TDGWTServiceAsync.INSTANCE.getColumns(trId, new AsyncCallback<ArrayList<ColumnData>>(){
+		TDGWTServiceAsync.INSTANCE.getColumns(trId,
+				new AsyncCallback<ArrayList<ColumnData>>() {
 
-			public void onFailure(Throwable caught) {
+					public void onFailure(Throwable caught) {
-				Log.error("load combo failure:"+caught.getLocalizedMessage());
+						final Throwable c = caught;
-				callback.onFailure(caught);
+						Log.error("load combo failure:"
-			}
+								+ caught.getLocalizedMessage());
+						HideHandler hideHandler = new HideHandler() {
+							public void onHide(HideEvent event) {
+								callback.onFailure(c);
+							}
+						};
+						ErrorMessageDialog d = new ErrorMessageDialog("Error",
+								"Error loading data", caught
+										.getLocalizedMessage());
+						d.addHideHandler(hideHandler);
+						d.show();
 
-			public void onSuccess(ArrayList<ColumnData> result) {
-				Log.trace("loaded " + result.size() + " ColumnData");
-				if(columnName!=null){
-					for(ColumnData cd: result){
-						if(cd.getName().compareTo(columnName)==0){
-							combo.setValue(cd);
-							column=cd;
-							label.setValue(cd.getLabel());
-							
-						}
 					}
-				}
-				callback.onSuccess(new ListLoadResultBean<ColumnData>(
-						result));
 
-			}
+					public void onSuccess(ArrayList<ColumnData> result) {
+						Log.trace("loaded " + result.size() + " ColumnData");
+						if (columnName != null) {
+							for (ColumnData cd : result) {
+								if (cd.getName().compareTo(columnName) == 0) {
+									combo.setValue(cd);
+									column = cd;
+									label.setValue(cd.getLabel());
 
-		});
+								}
+							}
+						}
+						callback.onSuccess(new ListLoadResultBean<ColumnData>(
+								result));
+
+					}
+
+				});
 
 	}
 }

src/main/java/org/gcube/portlets/user/td/columnwidget/client/ChangeToAnnotationColumnDialog.java

@@ -15,7 +15,7 @@ import com.google.gwt.event.logical.shared.SelectionHandler;
 import com.google.gwt.event.logical.shared.ValueChangeEvent;
 import com.google.gwt.event.logical.shared.ValueChangeHandler;
 import com.google.gwt.user.client.rpc.AsyncCallback;
-import com.google.gwt.widget.client.TextButton;
+
 import com.sencha.gxt.cell.core.client.form.ComboBoxCell.TriggerAction;
 import com.sencha.gxt.core.client.util.Margins;
 import com.sencha.gxt.data.client.loader.RpcProxy;
@@ -29,6 +29,7 @@ import com.sencha.gxt.data.shared.loader.LoadResultListStoreBinding;
 import com.sencha.gxt.widget.core.client.ContentPanel;
 import com.sencha.gxt.widget.core.client.FramedPanel;
 import com.sencha.gxt.widget.core.client.Window;
+import com.sencha.gxt.widget.core.client.button.TextButton;
 import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
 import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData;
 import com.sencha.gxt.widget.core.client.form.ComboBox;

src/main/java/org/gcube/portlets/user/td/columnwidget/client/ColumnDataProperties.java

@@ -3,7 +3,6 @@ package org.gcube.portlets.user.td.columnwidget.client;
 import org.gcube.portlets.user.td.gwtservice.shared.tr.ColumnData;
 
 import com.google.gwt.editor.client.Editor.Path;
-import com.sencha.gxt.core.client.ValueProvider;
 import com.sencha.gxt.data.shared.LabelProvider;
 import com.sencha.gxt.data.shared.ModelKeyProvider;
 import com.sencha.gxt.data.shared.PropertyAccess;
@@ -16,8 +15,9 @@ public interface ColumnDataProperties extends
 	
 	LabelProvider<ColumnData> label();
 	
+	/*
 	ValueProvider<ColumnData, String> name();
-    /*
+    
 	ValueProvider<ColumnData, String> typeName();
 
 	ValueProvider<ColumnData, String> typeCode();

src/main/java/org/gcube/portlets/user/td/columnwidget/client/ColumnWidgetEntry.java

@@ -2,10 +2,13 @@ package org.gcube.portlets.user.td.columnwidget.client;
 
 
 
+import org.gcube.portlets.user.td.columnwidget.client.custom.ErrorMessageDialog;
 import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
 
 import com.allen_sauer.gwt.log.client.Log;
 import com.google.gwt.core.client.EntryPoint;
+import com.sencha.gxt.widget.core.client.event.HideEvent;
+import com.sencha.gxt.widget.core.client.event.HideEvent.HideHandler;
 
 public class ColumnWidgetEntry  implements EntryPoint  {
 
@@ -21,6 +24,20 @@ public class ColumnWidgetEntry  implements EntryPoint  {
 		changeLabel.show();
 		ChangeToAnnotationColumnDialog changeToAnnotation=new ChangeToAnnotationColumnDialog(trId);
 		changeToAnnotation.show();
+		ChangeColumnTypeDialog changeColumnType=new ChangeColumnTypeDialog(trId);
+		changeColumnType.show();
+		
+		HideHandler hideHandler = new HideHandler() {
+			public void onHide(HideEvent event) {
+		
+			}
+		};
+		ErrorMessageDialog d = new ErrorMessageDialog("Error",
+				"Error loading data", new Throwable("Che bello poter scrivere tanto")
+						.getLocalizedMessage());
+		d.addHideHandler(hideHandler);
+		d.show();
+		
 		Log.info("Hello!");
 	}
 }

src/main/java/org/gcube/portlets/user/td/columnwidget/client/RemoveColumnDialog.java

@@ -15,7 +15,7 @@ import com.google.gwt.event.logical.shared.SelectionHandler;
 import com.google.gwt.event.logical.shared.ValueChangeEvent;
 import com.google.gwt.event.logical.shared.ValueChangeHandler;
 import com.google.gwt.user.client.rpc.AsyncCallback;
-import com.google.gwt.widget.client.TextButton;
+import com.sencha.gxt.widget.core.client.button.TextButton;
 import com.sencha.gxt.cell.core.client.form.ComboBoxCell.TriggerAction;
 import com.sencha.gxt.core.client.util.Margins;
 import com.sencha.gxt.data.client.loader.RpcProxy;
@@ -35,11 +35,10 @@ import com.sencha.gxt.widget.core.client.form.ComboBox;
 import com.sencha.gxt.widget.core.client.form.FieldLabel;
 import com.sencha.gxt.widget.core.client.info.Info;
 
-
 public class RemoveColumnDialog extends Window {
 	protected TRId trId;
-	protected ComboBox<ColumnData> combo=null;
+	protected ComboBox<ColumnData> combo = null;
-	protected String columnName=null;
+	protected String columnName = null;
 
 	public RemoveColumnDialog(TRId trId) {
 		create(trId, null);
@@ -50,8 +49,8 @@ public class RemoveColumnDialog extends Window {
 	}
 
 	protected void create(TRId trId, String columnName) {
-		this.trId=trId;
+		this.trId = trId;
-		this.columnName=columnName;
+		this.columnName = columnName;
 		setBodyBorder(false);
 		// getHeader().setIcon(Resources.IMAGES.side_list());
 		setHeadingText("Remove Column");
@@ -63,26 +62,27 @@ public class RemoveColumnDialog extends Window {
 
 		ContentPanel panel = new ContentPanel();
 		panel.setHeaderVisible(false);
-		//panel.setBodyStyle("margin: 0px;");
+		// panel.setBodyStyle("margin: 0px;");
 
 		ColumnDataProperties props = GWT.create(ColumnDataProperties.class);
 		ListStore<ColumnData> store = new ListStore<ColumnData>(props.id());
 
 		Log.trace("Store created");
-		RpcProxy<ListLoadConfig, ListLoadResult<ColumnData>> proxy = new RpcProxy<ListLoadConfig,  ListLoadResult<ColumnData>>() {
+		RpcProxy<ListLoadConfig, ListLoadResult<ColumnData>> proxy = new RpcProxy<ListLoadConfig, ListLoadResult<ColumnData>>() {
 
-			public void load(ListLoadConfig loadConfig, final AsyncCallback<ListLoadResult<ColumnData>> callback) {
+			public void load(ListLoadConfig loadConfig,
+					final AsyncCallback<ListLoadResult<ColumnData>> callback) {
 				loadData(loadConfig, callback);
 			}
 		};
-		final ListLoader<ListLoadConfig, ListLoadResult<ColumnData>> loader = new ListLoader<ListLoadConfig, ListLoadResult<ColumnData>>(proxy);
+		final ListLoader<ListLoadConfig, ListLoadResult<ColumnData>> loader = new ListLoader<ListLoadConfig, ListLoadResult<ColumnData>>(
+				proxy);
 		loader.setRemoteSort(false);
-		loader.addLoadHandler(new LoadResultListStoreBinding<ListLoadConfig, ColumnData, ListLoadResult<ColumnData>>(store));
+		loader.addLoadHandler(new LoadResultListStoreBinding<ListLoadConfig, ColumnData, ListLoadResult<ColumnData>>(
+				store));
 		Log.trace("Loader created");
 
-		
+		combo = new ComboBox<ColumnData>(store, props.label()) {
-		combo = new ComboBox<ColumnData>(store,
-				props.label()){
 			@Override
 			protected void onAfterFirstAttach() {
 				super.onAfterFirstAttach();
@@ -104,18 +104,17 @@ public class RemoveColumnDialog extends Window {
 		combo.setLoader(loader);
 
 		FramedPanel form = new FramedPanel();
-	    form.setHeaderVisible(false);
+		form.setHeaderVisible(false);
-	    //form.setWidth(350);
+		// form.setWidth(350);
-	    form.setBodyStyle("background: none;");
+		form.setBodyStyle("background: none;");
 
-	    VerticalLayoutContainer v = new VerticalLayoutContainer();
+		VerticalLayoutContainer v = new VerticalLayoutContainer();
-	    v.add(new FieldLabel(combo, "Column"), new VerticalLayoutData(1, -1));
+		v.add(new FieldLabel(combo, "Column"), new VerticalLayoutData(1, -1));
-	    form.add(v);
+		form.add(v);
-	    form.addButton(new TextButton("Remove"));
+		form.addButton(new TextButton("Remove"));
 
-	    
+		panel.add(form);
-	    panel.add(form);
+		basicLayout.add(panel, new VerticalLayoutData(-1, -1, new Margins()));
-	    basicLayout.add(panel, new VerticalLayoutData(-1, -1, new Margins()));
 		add(basicLayout);
 
 	}
@@ -146,34 +145,32 @@ public class RemoveColumnDialog extends Window {
 		});
 	}
 
-
-		
-		
-
 	protected void loadData(ListLoadConfig loadConfig,
 			final AsyncCallback<ListLoadResult<ColumnData>> callback) {
-		TDGWTServiceAsync.INSTANCE.getColumns(trId, new AsyncCallback<ArrayList<ColumnData>>(){
+		TDGWTServiceAsync.INSTANCE.getColumns(trId,
+				new AsyncCallback<ArrayList<ColumnData>>() {
 
-			public void onFailure(Throwable caught) {
+					public void onFailure(Throwable caught) {
-				Log.error("load combo failure:"+caught.getLocalizedMessage());
+						Log.error("load combo failure:"
-				callback.onFailure(caught);
+								+ caught.getLocalizedMessage());
-			}
+						callback.onFailure(caught);
-
-			public void onSuccess(ArrayList<ColumnData> result) {
-				Log.trace("loaded " + result.size() + " ColumnData");
-				if(columnName!=null){
-					for(ColumnData cd: result){
-						if(cd.getName().compareTo(columnName)==0){
-							combo.setValue(cd);
-						}
 					}
-				}
-				callback.onSuccess(new ListLoadResultBean<ColumnData>(
-						result));
 
-			}
+					public void onSuccess(ArrayList<ColumnData> result) {
+						Log.trace("loaded " + result.size() + " ColumnData");
+						if (columnName != null) {
+							for (ColumnData cd : result) {
+								if (cd.getName().compareTo(columnName) == 0) {
+									combo.setValue(cd);
+								}
+							}
+						}
+						callback.onSuccess(new ListLoadResultBean<ColumnData>(
+								result));
 
-		});
+					}
+
+				});
 
 	}
 

src/main/java/org/gcube/portlets/user/td/columnwidget/client/custom/DefaultErrorMessageDialogApperance.java

@@ -0,0 +1,99 @@
+package org.gcube.portlets.user.td.columnwidget.client.custom;
+
+import org.gcube.portlets.user.td.columnwidget.client.custom.ErrorMessageDialog.ErrorMessageDialogAppearance;
+
+import com.google.gwt.core.client.GWT;
+import com.google.gwt.resources.client.ClientBundle;
+import com.google.gwt.resources.client.CssResource;
+import com.google.gwt.resources.client.ImageResource;
+import com.google.gwt.resources.client.ClientBundle.Source;
+import com.google.gwt.safehtml.shared.SafeHtml;
+import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
+import com.sencha.gxt.core.client.XTemplates;
+import com.sencha.gxt.core.client.dom.XElement;
+
+public class DefaultErrorMessageDialogApperance implements ErrorMessageDialogAppearance {
+	
+	public interface Template extends XTemplates {
+		@XTemplate(source = "ErrorMessageDialog.html")
+		SafeHtml template(ErrorMessageDialogStyle style);
+	}
+
+	public interface ErrorMessageDialogStyle extends CssResource {
+		@ClassName("container")
+		public String getContainer();
+		
+		@ClassName("error")
+		public String getError();
+		
+		@ClassName("errorExtended")
+		public String getErrorExtended();
+		
+		@ClassName("errorExtendedContainer")
+		public String getErrorExtendedContainer();
+		
+	}
+
+	private final ErrorMessageDialogStyle style;
+	private final Template template;
+
+	public interface ErrorMessageDialogResources extends ClientBundle {
+		public static final ErrorMessageDialogResources INSTANCE =  GWT.create(ErrorMessageDialogResources.class);
+		
+		@Source("ErrorMessageDialog.css")
+		ErrorMessageDialogStyle style();
+		
+		@Source("exclamation.png")
+		ImageResource error();
+		
+		@Source("exclamation_32.png")
+		ImageResource error32();
+		
+	}
+
+	public DefaultErrorMessageDialogApperance() {
+		this(ErrorMessageDialogResources.INSTANCE);
+	}
+
+	public DefaultErrorMessageDialogApperance(ErrorMessageDialogResources resources) {
+		this.style = resources.style();
+		this.style.ensureInjected();
+
+		this.template = GWT.create(Template.class);
+	}
+
+	
+	
+	
+
+	public void render(SafeHtmlBuilder sb) {
+		sb.append(template.template(style));
+	}
+	
+	
+
+	public XElement getMessageElement(XElement parent) {
+		XElement element = parent.selectNode("." + style.getError());
+		return element;
+	}
+
+	public XElement getExtendedElement(XElement parent) {
+		XElement element = parent.selectNode("." + style.getErrorExtended());
+		return element;
+
+	}
+	
+	public ImageResource getWindowIcon(){
+		return ErrorMessageDialogResources.INSTANCE.error();
+	};
+
+	/*public void onUpdateIcon(XElement parent, ImageResource icon) {
+		XElement element = parent.selectNode("." + style.getIconButtonImage());
+		Image image=new Image(icon);
+		Element img=image.getElement();
+		img.setClassName(style.getIconButtonRef());
+		element.appendChild(img);
+		
+	}*/
+
+}

src/main/java/org/gcube/portlets/user/td/columnwidget/client/custom/ErrorMessageDialog.css

@@ -0,0 +1,23 @@
+@CHARSET "UTF-8";
+
+.container {
+	background-color: #dfe8f6;
+	padding-left: 6px;
+}
+
+.error {
+	border: none;
+	font-size: 12px;
+	margin: 2px;
+	padding: 8px 0px 0px 0px;
+	font-weight: bold;
+}
+
+.errorExtended {
+	resize: none;
+	font-size: 12px;
+}
+
+.errorExtendedContainer {
+	
+}

src/main/java/org/gcube/portlets/user/td/columnwidget/client/custom/ErrorMessageDialog.html

@@ -0,0 +1,9 @@
+<!-- file: ./IconButton.html -->
+<div class="{style.container}">
+<div class="{style.error}">
+</div>
+<div class="{style.errorExtendedContainer}">
+	<textarea class="{style.errorExtended}" cols="86" rows="16">
+	</textarea>
+</div>
+</div>

src/main/java/org/gcube/portlets/user/td/columnwidget/client/custom/ErrorMessageDialog.java

@@ -0,0 +1,110 @@
+package org.gcube.portlets.user.td.columnwidget.client.custom;
+
+import com.google.gwt.core.client.GWT;
+import com.google.gwt.resources.client.ImageResource;
+import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
+import com.sencha.gxt.core.client.dom.XElement;
+import com.sencha.gxt.widget.core.client.Dialog;
+import com.sencha.gxt.widget.core.client.container.BoxLayoutContainer.BoxLayoutPack;
+
+public class ErrorMessageDialog extends Dialog {
+
+	public interface ErrorMessageDialogAppearance {
+
+		XElement getMessageElement(XElement parent);
+
+		XElement getExtendedElement(XElement parent);
+		
+		ImageResource getWindowIcon();
+
+		void render(SafeHtmlBuilder sb);
+	}
+
+	protected ImageResource icon;
+	protected ErrorMessageDialogAppearance contentAppearance;
+
+	public ErrorMessageDialog(String headingHtml, String messageHtml,
+			String extendedHtml) {
+		this(headingHtml, messageHtml, extendedHtml, (WindowAppearance) GWT
+				.create(WindowAppearance.class),
+				(ErrorMessageDialogAppearance) GWT
+						.create(DefaultErrorMessageDialogApperance.class));
+	}
+
+	/**
+	 * Creates a message box with the specified heading HTML, message HTML and
+	 * appearance. It is the caller's responsibility to ensure the HTML is CSS
+	 * safe.
+	 * 
+	 * @param headingHtml
+	 *            the HTML to display for the message box heading
+	 * @param messageHtml
+	 *            the HTML to display in the message box
+	 * @param extendedHtml
+	 *            the HTML to display in the extended box
+	 * @param appearance
+	 *            the message box window appearance
+	 * @param contentAppearance
+	 *            the message box content appearance
+	 */
+	public ErrorMessageDialog(String headingHtml, String messageHtml,
+			String extendedHtml, WindowAppearance appearance,
+			ErrorMessageDialogAppearance contentAppearance) {
+		super(appearance);
+
+		setWidth(650);
+		//setHeight(350);
+		getHeader().setIcon(contentAppearance.getWindowIcon());
+		
+		setResizable(false);
+		
+		this.contentAppearance = contentAppearance;
+
+		setHeadingHtml(headingHtml);
+
+		init();
+
+		SafeHtmlBuilder sb = new SafeHtmlBuilder();
+		contentAppearance.render(sb);
+
+		appearance.getContentElem(getElement()).setInnerHTML(
+				sb.toSafeHtml().asString());
+
+		contentAppearance.getMessageElement(getElement()).setId(
+				getId() + "-content");
+
+		if (messageHtml != null) {
+			contentAppearance.getMessageElement(getElement()).setInnerHTML(
+					messageHtml);
+		}
+
+		if (extendedHtml != null) {
+			contentAppearance.getExtendedElement(getElement()).setInnerHTML(
+					extendedHtml);
+		}
+	}
+
+	/**
+	 * Sets the message.
+	 * 
+	 * @param message
+	 *            the message
+	 */
+	public void setMessage(String message) {
+		contentAppearance.getMessageElement(getElement()).setInnerHTML(message);
+	}
+
+	private void init() {
+		setData("errorMessageDialog", true);
+		setResizable(false);
+		setConstrain(true);
+		setMinimizable(false);
+		setMaximizable(false);
+		setClosable(false);
+		setModal(true);
+		setButtonAlign(BoxLayoutPack.CENTER);
+		setPredefinedButtons(PredefinedButton.OK);
+		setHideOnButtonClick(true);
+	}
+
+}