Added UtilsGXT3

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/portlets/user/tabular-data-expression-widget@93264 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/portlets/user/td/expressionwidget/client/ColumnFilterDialog.java

@@ -3,6 +3,7 @@ package org.gcube.portlets.user.td.expressionwidget.client;
 import org.gcube.portlets.user.td.expressionwidget.client.progress.ColumnFilterProgressDialog;
 import org.gcube.portlets.user.td.expressionwidget.client.resource.ExpressionResources;
 import org.gcube.portlets.user.td.expressionwidget.client.rpc.ExpressionServiceAsync;
+import org.gcube.portlets.user.td.expressionwidget.client.utils.UtilsGXT3;
 import org.gcube.portlets.user.td.expressionwidget.shared.session.ColumnFilterSession;
 import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
 import org.gcube.portlets.user.td.gwtservice.shared.tr.ColumnData;
@@ -16,10 +17,7 @@ import com.google.gwt.user.client.rpc.AsyncCallback;
 import com.google.gwt.user.client.ui.HTML;
 import com.google.web.bindery.event.shared.EventBus;
 import com.sencha.gxt.widget.core.client.Window;
-import com.sencha.gxt.widget.core.client.box.AlertMessageBox;
-import com.sencha.gxt.widget.core.client.event.HideEvent;
 import com.sencha.gxt.widget.core.client.event.SelectEvent;
-import com.sencha.gxt.widget.core.client.event.HideEvent.HideHandler;
 import com.sencha.gxt.widget.core.client.event.SelectEvent.SelectHandler;
 
 
@@ -111,7 +109,7 @@ public class ColumnFilterDialog extends Window {
 			HTML errorMessage = new HTML(
 					"This type of column is not supported for now!");
 			add(errorMessage);
-			alert("Error",
+			UtilsGXT3.alert("Error",
 					"This type of column is not supported for now!");
 		}
 	}
@@ -141,7 +139,7 @@ public class ColumnFilterDialog extends Window {
 					public void onFailure(Throwable caught) {
 						Log.error("Error retrieving column: "
 								+ caught.getMessage());
-						alert("Error retrieving column", caught.getMessage());
+						UtilsGXT3.alert("Error retrieving column", caught.getMessage());
 					}
 
 					public void onSuccess(ColumnData result) {
@@ -172,7 +170,7 @@ public class ColumnFilterDialog extends Window {
 						Log.error("Error submitting the column filter: "
 								+ caught.getMessage()+ " "+caught.getCause());
 						caught.printStackTrace();
-						alert("Error submitting the column filter", caught
+						UtilsGXT3.alert("Error submitting the column filter", caught
 										.getMessage());
 
 					}
@@ -185,15 +183,5 @@ public class ColumnFilterDialog extends Window {
 		dialog.show();
 	}
 	
-	protected void alert(String title, String message) {
-		final AlertMessageBox d = new AlertMessageBox(title, message);
-		d.addHideHandler(new HideHandler() {
 	
-			public void onHide(HideEvent event) {
-
-			}
-		});
-		d.show();
-
-	}
 }

src/main/java/org/gcube/portlets/user/td/expressionwidget/client/MultiColumnFilterPanel.java

@@ -2,6 +2,7 @@ package org.gcube.portlets.user.td.expressionwidget.client;
 
 import java.util.ArrayList;
 
+import org.gcube.portlets.user.td.expressionwidget.client.utils.UtilsGXT3;
 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;
@@ -11,7 +12,6 @@ import com.google.gwt.user.client.rpc.AsyncCallback;
 import com.google.gwt.user.client.ui.HTML;
 import com.google.gwt.user.client.ui.SimplePanel;
 import com.google.web.bindery.event.shared.EventBus;
-import com.sencha.gxt.core.client.dom.XElement;
 import com.sencha.gxt.widget.core.client.box.AlertMessageBox;
 import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
 import com.sencha.gxt.widget.core.client.event.BeforeShowEvent;
@@ -45,14 +45,13 @@ public class MultiColumnFilterPanel extends SimplePanel {
 		this.multiColumnFilterDialog=multiColumnFilterDialog;
 		this.trId=trId;
 		this.eventBus = eventBus;
-		XElement el=this.getElement().<XElement>cast();
+		UtilsGXT3.mask(this.getElement());	
-		el.mask("Loading...");	
 		load(trId);
 	}
 		
 		
 	protected void create(){
-		this.getElement().<XElement>cast().unmask();
+		UtilsGXT3.umask(this.getElement());
 		
 		VerticalLayoutContainer vl=new VerticalLayoutContainer();
 		vl.setBorders(false);

src/main/java/org/gcube/portlets/user/td/expressionwidget/client/utils/InfoMessageBox.java

@@ -0,0 +1,28 @@
+package org.gcube.portlets.user.td.expressionwidget.client.utils;
+
+import com.sencha.gxt.widget.core.client.box.MessageBox;
+
+/**
+ * 
+ * @author "Giancarlo Panichi" 
+ * <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
+ *
+ */
+public class InfoMessageBox extends MessageBox {
+
+	/**
+	 * Creates a message box with an info icon and the specified title and
+	 * message.
+	 * 
+	 * @param title
+	 *            the message box title
+	 * @param message
+	 *            the message displayed in the message box
+	 */
+	public InfoMessageBox(String title, String message) {
+		super(title, message);
+
+		setIcon(ICONS.info());
+	}
+
+}

src/main/java/org/gcube/portlets/user/td/expressionwidget/client/utils/UtilsGXT3.java

@@ -0,0 +1,50 @@
+package org.gcube.portlets.user.td.expressionwidget.client.utils;
+
+import com.google.gwt.user.client.Element;
+import com.sencha.gxt.core.client.dom.XElement;
+import com.sencha.gxt.widget.core.client.box.AlertMessageBox;
+import com.sencha.gxt.widget.core.client.event.HideEvent;
+import com.sencha.gxt.widget.core.client.event.HideEvent.HideHandler;
+
+/**
+ * 
+ * @author "Giancarlo Panichi" 
+ * <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
+ *
+ */
+public class UtilsGXT3 {
+	public static void mask(Element element) {
+		XElement el = element.<XElement> cast();
+		el.mask("Loading...");
+	}
+
+	public static void umask(Element element) {
+		element.<XElement> cast().unmask();
+	}
+	
+	
+	public static void alert(String title, String message) {
+		final AlertMessageBox d = new AlertMessageBox(title, message);
+		d.addHideHandler(new HideHandler() {
+
+			public void onHide(HideEvent event) {
+
+			}
+		});
+		d.show();
+
+	}
+	
+	public static void info(String title, String message) {
+		final InfoMessageBox d = new InfoMessageBox(title, message);
+		d.addHideHandler(new HideHandler() {
+
+			public void onHide(HideEvent event) {
+
+			}
+		});
+		d.show();
+
+	}
+	
+}