added loading icon

src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/ui/dialogs/DialogShareableLink.java

@@ -1,9 +1,9 @@
 package org.gcube.portlets.user.geoportaldataviewer.client.ui.dialogs;
 
-
 import org.gcube.application.geoportalcommon.shared.GeoNaItemRef;
 import org.gcube.application.geoportalcommon.shared.PublicLink;
 import org.gcube.portlets.user.geoportaldataviewer.client.GeoportalDataViewerServiceAsync;
+import org.gcube.portlets.user.geoportaldataviewer.client.util.LoaderIcon;
 
 import com.github.gwtbootstrap.client.ui.Alert;
 import com.github.gwtbootstrap.client.ui.Button;
@@ -16,6 +16,7 @@ import com.github.gwtbootstrap.client.ui.Tooltip;
 import com.github.gwtbootstrap.client.ui.constants.VisibilityChange;
 import com.google.gwt.core.client.GWT;
 import com.google.gwt.dom.client.Element;
+import com.google.gwt.dom.client.Style.Unit;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
 import com.google.gwt.event.dom.client.MouseOverEvent;
@@ -26,6 +27,7 @@ import com.google.gwt.user.client.Random;
 import com.google.gwt.user.client.Timer;
 import com.google.gwt.user.client.rpc.AsyncCallback;
 import com.google.gwt.user.client.ui.Composite;
+import com.google.gwt.user.client.ui.HTMLPanel;
 import com.google.gwt.user.client.ui.Label;
 import com.google.gwt.user.client.ui.VerticalPanel;
 import com.google.gwt.user.client.ui.Widget;
@@ -109,6 +111,9 @@ public class DialogShareableLink extends Composite {
 	@UiField
 	Button showPublicLongLinkButton;
 
+	@UiField
+	HTMLPanel info_panel;
+
 //	@UiField
 //	HTMLPanel panelFieldsContainer;
 
@@ -126,6 +131,7 @@ public class DialogShareableLink extends Composite {
 			+ "with your coworkers, you will enact the users of the group the folder is shared with, "
 			+ "to access the file and the shared folder content. Login required";
 
+	private LoaderIcon loadingIcon = new LoaderIcon("loading...");
 	
 	/**
 	 * The Interface DialogShareableLinkUiBinder.
@@ -150,7 +156,7 @@ public class DialogShareableLink extends Composite {
 		this.fileVersion = version;
 		this.actionAlert.setAnimation(true);
 
-		//cgRemovePublicLink.setVisible(false);
+		// cgRemovePublicLink.setVisible(false);
 //		fieldSetPrivate.setVisible(false);
 //		fieldPrivateSharing.setVisible(false);
 		cgPublicLink.setVisible(true);
@@ -168,19 +174,20 @@ public class DialogShareableLink extends Composite {
 
 			@Override
 			public void onSuccess(String result) {
-				if(result!=null) {
+				if (result != null) {
 					fieldPrivateSharing.setVisible(true);
 					fieldSetPrivate.setVisible(true);
 				}
 			}
 		});
 
-		
 		showMessage("", false);
+		loadingIcon.getElement().getStyle().setMarginBottom(20,Unit.PX);
+		showLoadingIcon(true);
 
-		//alertFilePublicLink.setVisible(true);
+		// alertFilePublicLink.setVisible(true);
 		loadAndShowPublicLinksForItem(item);
-		//getElement().setClassName("gwt-DialogBoxNew");
+		// getElement().setClassName("gwt-DialogBoxNew");
 		modalBox.setTitle("Share Link...");
 		ModalFooter modalFooter = new ModalFooter();
 		final Button buttClose = new Button("Close");
@@ -196,10 +203,10 @@ public class DialogShareableLink extends Composite {
 
 		addEvents();
 
-		textPrivateLink.setId(Random.nextInt()+Random.nextInt()+"");
+		textPrivateLink.setId(Random.nextInt() + Random.nextInt() + "");
-		textPrivateLongLink.setId(Random.nextInt()+Random.nextInt()+"");
+		textPrivateLongLink.setId(Random.nextInt() + Random.nextInt() + "");
-		textPublicLink.setId(Random.nextInt()+Random.nextInt()+"");
+		textPublicLink.setId(Random.nextInt() + Random.nextInt() + "");
-		textPublicLongLink.setId(Random.nextInt()+Random.nextInt()+"");
+		textPublicLongLink.setId(Random.nextInt() + Random.nextInt() + "");
 
 		modalBox.add(this);
 		modalBox.add(modalFooter);
@@ -226,11 +233,11 @@ public class DialogShareableLink extends Composite {
 
 			@Override
 			public void onClick(ClickEvent event) {
-				if(openPublicLink!=null && openPublicLink.getCompleteURL()!=null) {
+				if (openPublicLink != null && openPublicLink.getCompleteURL() != null) {
 					showPublicLongLinkButton.setVisible(false);
 					cgPublicLongLink.setVisible(true);
 					textPublicLongLink.setText(openPublicLink.getCompleteURL());
-				}else {
+				} else {
 					textPublicLongLink.setText("Not available");
 					showPublicLongLinkButton.setText("Not available");
 					showPublicLongLinkButton.addStyleName("href-disabled");
@@ -271,7 +278,6 @@ public class DialogShareableLink extends Composite {
 			}
 		});
 
-		
 		privateLongLinkCopyButton.addClickHandler(new ClickHandler() {
 
 			@Override
@@ -382,7 +388,6 @@ public class DialogShareableLink extends Composite {
 
 	}
 
-	
 	/**
 	 * Copy to clipboard.
 	 *
@@ -391,7 +396,7 @@ public class DialogShareableLink extends Composite {
 	private native void copyToClipboard(String myDivId) /*-{
 
 		var copyText = $doc.getElementById(myDivId);
-	  console.log("text copied is :"+copyText.value);
+		console.log("text copied is :" + copyText.value);
 		copyText.select();
 		//For mobile devices
 		copyText.setSelectionRange(0, 99999);
@@ -399,7 +404,6 @@ public class DialogShareableLink extends Composite {
 		//alert("Copied the text: " + copyText.value);
 	}-*/;
 
-
 	/**
 	 * Load and show public links for item.
 	 *
@@ -407,11 +411,11 @@ public class DialogShareableLink extends Composite {
 	 */
 	private void loadAndShowPublicLinksForItem(GeoNaItemRef item) {
 
-		GeoportalDataViewerServiceAsync.Util.getInstance().getPublicLinksFor(item,
+		GeoportalDataViewerServiceAsync.Util.getInstance().getPublicLinksFor(item, new AsyncCallback<GeoNaItemRef>() {
-			new AsyncCallback<GeoNaItemRef>() {
 
 			@Override
 			public void onSuccess(GeoNaItemRef itemReferences) {
+				showLoadingIcon(false);
 				openPublicLink = itemReferences.getOpenLink();
 				restrictedPublicLink = itemReferences.getRestrictedLink();
 				String toPublicURL = openPublicLink.getShortURL() != null && !openPublicLink.getShortURL().isEmpty()
@@ -421,8 +425,8 @@ public class DialogShareableLink extends Composite {
 				textPublicLink.setValue(toPublicURL);
 				textPublicLongLink.setValue(openPublicLink.getCompleteURL());
 
-				String toPrivateURL = restrictedPublicLink.getShortURL() != null && !restrictedPublicLink.getShortURL().isEmpty()
+				String toPrivateURL = restrictedPublicLink.getShortURL() != null
-						? restrictedPublicLink.getShortURL()
+						&& !restrictedPublicLink.getShortURL().isEmpty() ? restrictedPublicLink.getShortURL()
 								: restrictedPublicLink.getCompleteURL();
 
 				textPrivateLink.setValue(toPrivateURL);
@@ -431,6 +435,7 @@ public class DialogShareableLink extends Composite {
 
 			@Override
 			public void onFailure(Throwable caught) {
+				showLoadingIcon(false);
 				openPublicLink = null;
 				disableTextBox(textPublicLink);
 				disableTextBox(textPrivateLink);
@@ -439,6 +444,17 @@ public class DialogShareableLink extends Composite {
 		});
 	}
 	
+	public void showLoadingIcon(boolean show) {
+		try {
+			if(show)
+				info_panel.add(loadingIcon);
+			else
+				info_panel.remove(loadingIcon);
+		}catch (Exception e) {
+
+		}
+	}
+
 	/**
 	 * Disable text box.
 	 *
@@ -467,7 +483,7 @@ public class DialogShareableLink extends Composite {
 	 */
 	private void showMessage(String msg, boolean visible) {
 		actionAlert.setVisible(visible);
-		actionAlert.setText(msg==null?"":msg);
+		actionAlert.setText(msg == null ? "" : msg);
 
 	}
 

src/main/java/org/gcube/portlets/user/geoportaldataviewer/client/ui/dialogs/DialogShareableLink.ui.xml

@@ -44,12 +44,11 @@
 	}
 	</ui:style>
 	<g:HTMLPanel>
+		<g:HTMLPanel ui:field="info_panel"></g:HTMLPanel>
 		<b:Form type="HORIZONTAL">
 			<b:Alert ui:field="actionAlert" close="false" type="INFO"
 				visible="false">
-				<b:Icon type="ROTATE_RIGHT" spin="true" />
 			</b:Alert>
-
 			<g:VerticalPanel ui:field="fieldPrivateSharing"
 				addStyleNames="{style.margin-bottom-20}">
 				<g:HorizontalPanel>