fixes #1112 (partially)

svn changeset:2761/svn branch:trunk

src/com/itmill/toolkit/terminal/gwt/client/Caption.java

@@ -20,8 +20,6 @@ public class Caption extends HTML {
 
 	private ErrorMessage errorMessage;
 
-	private PopupPanel errorContainer;
-
 	/* Caption must be attached to a Paintable */
 	private Caption() {
 	};
@@ -106,27 +104,14 @@ public class Caption extends HTML {
 	}
 
 	private void hideErrorMessage() {
-		if (errorContainer != null) {
-			errorContainer.hide();
+		if (errorMessage != null) {
+			errorMessage.hide();
 		}
 	}
 
 	private void showErrorMessage() {
 		if (errorMessage != null) {
-			if (errorContainer == null) {
-				errorContainer = new PopupPanel();
-				errorContainer.setWidget(errorMessage);
-			}
-			errorContainer.setPopupPosition(DOM
-					.getAbsoluteLeft(errorIndicatorElement)
-					+ 2
-					* DOM.getElementPropertyInt(errorIndicatorElement,
-							"offsetHeight"), DOM
-					.getAbsoluteTop(errorIndicatorElement)
-					+ 2
-					* DOM.getElementPropertyInt(errorIndicatorElement,
-							"offsetHeight"));
-			errorContainer.show();
+			errorMessage.showAt(errorIndicatorElement);
 		}
 	}
 

src/com/itmill/toolkit/terminal/gwt/client/ErrorMessage.java

@@ -2,8 +2,11 @@ package com.itmill.toolkit.terminal.gwt.client;
 
 import java.util.Iterator;
 
+import com.google.gwt.user.client.DOM;
+import com.google.gwt.user.client.Element;
 import com.google.gwt.user.client.ui.FlowPanel;
 import com.google.gwt.user.client.ui.HTML;
+import com.google.gwt.user.client.ui.PopupPanel;
 
 public class ErrorMessage extends FlowPanel {
 	public static final String CLASSNAME = "i-error";
@@ -30,4 +33,34 @@ public class ErrorMessage extends FlowPanel {
 			}
 		}
 	}
+	
+	/**
+	 * Shows this error message next to given element.
+	 * 
+	 * @param indicatorElement
+	 */
+	public void showAt(Element indicatorElement) {
+		PopupPanel errorContainer = (PopupPanel) this.getParent();
+		if (errorContainer == null) {
+			errorContainer = new PopupPanel();
+			errorContainer.setWidget(this);
+		}
+		errorContainer.setPopupPosition(DOM
+				.getAbsoluteLeft(indicatorElement)
+				+ 2
+				* DOM.getElementPropertyInt(indicatorElement,
+						"offsetHeight"), DOM
+				.getAbsoluteTop(indicatorElement)
+				+ 2
+				* DOM.getElementPropertyInt(indicatorElement,
+						"offsetHeight"));
+		errorContainer.show();
+		
+	}
+
+	public void hide() {
+		PopupPanel errorContainer = (PopupPanel) this.getParent();
+		if(errorContainer != null)
+			errorContainer.hide();
+	}
 }

src/com/itmill/toolkit/terminal/gwt/client/ui/ICheckBox.java

@@ -1,8 +1,12 @@
 package com.itmill.toolkit.terminal.gwt.client.ui;
 
+import com.google.gwt.user.client.DOM;
+import com.google.gwt.user.client.Element;
+import com.google.gwt.user.client.Event;
 import com.google.gwt.user.client.ui.ClickListener;
 import com.google.gwt.user.client.ui.Widget;
 import com.itmill.toolkit.terminal.gwt.client.ApplicationConnection;
+import com.itmill.toolkit.terminal.gwt.client.ErrorMessage;
 import com.itmill.toolkit.terminal.gwt.client.Paintable;
 import com.itmill.toolkit.terminal.gwt.client.UIDL;
 
@@ -17,6 +21,10 @@ public class ICheckBox extends com.google.gwt.user.client.ui.CheckBox implements
 
 	ApplicationConnection client;
 
+	private Element errorIndicatorElement;
+
+	private ErrorMessage errorMessage;
+
 	public ICheckBox() {
 		setStyleName(CLASSNAME);
 		addClickListener(new ClickListener() {
@@ -28,22 +36,66 @@ public class ICheckBox extends com.google.gwt.user.client.ui.CheckBox implements
 			}
 
 		});
+		
 	}
 
 	public void updateFromUIDL(UIDL uidl, ApplicationConnection client) {
+		// Save details
+		this.client = client;
+		id = uidl.getId();
 
 		// Ensure correct implementation
 		if (client.updateComponent(this, uidl, false))
 			return;
+		
+		if (uidl.hasAttribute("error")) {
+			UIDL errorUidl = uidl.getErrors();
+
+			if (errorIndicatorElement == null) {
+				errorIndicatorElement = DOM.createDiv();
+				DOM.sinkEvents(errorIndicatorElement, Event.MOUSEEVENTS);
+				DOM.setElementProperty(errorIndicatorElement, "className",
+						"i-errorindicator");
+				DOM.appendChild(getElement(), errorIndicatorElement);
+			}
+			if (errorMessage == null)
+				errorMessage = new ErrorMessage();
+			errorMessage.updateFromUIDL(errorUidl);
+
+		} else if (errorIndicatorElement != null) {
+			DOM.setStyleAttribute(errorIndicatorElement, "display", "none");
+		}
+		
+		if(uidl.hasAttribute("description")) {
+			setTitle(uidl.getStringAttribute("description"));
+		}
 
-		// Save details
-		this.client = client;
-		id = uidl.getId();
 
 		// Set text
 		setText(uidl.getStringAttribute("caption"));
 		setChecked(uidl.getBooleanVariable("state"));
 		immediate = uidl.getBooleanAttribute("immediate");
 	}
+	
+	public void onBrowserEvent(Event event) {
+		super.onBrowserEvent(event);
+		Element target = DOM.eventGetTarget(event);
+		if (errorIndicatorElement != null
+				&& DOM.compare(target, errorIndicatorElement)) {
+			switch (DOM.eventGetType(event)) {
+			case Event.ONMOUSEOVER:
+				errorMessage.showAt(errorIndicatorElement);
+				break;
+			case Event.ONMOUSEOUT:
+				errorMessage.hide();
+				break;
+			case Event.ONCLICK:
+				ApplicationConnection.getConsole().log(
+						DOM.getInnerHTML(errorMessage.getElement()));
+			default:
+				break;
+			}
+		}
 
+	}
 }