*/
public Iterator<Component> getComponentIterator();
+ /**
+ * Gets the number of children this {@link ComponentContainer} has. This
+ * must be symmetric with what {@link #getComponentIterator()} returns.
+ *
+ * @return The number of child components this container has.
+ */
+ public int getComponentCount();
+
/**
* Causes a repaint of this component, and all components below it.
*
super.focus();
}
+ /*
+ * (non-Javadoc)
+ *
+ * @see com.vaadin.ui.ComponentContainer#getComponentCount()
+ */
+ public int getComponentCount() {
+ // This is so wrong... (#2924)
+ return content.getComponentCount();
+ }
}
}
}
+ /*
+ * (non-Javadoc)
+ *
+ * @see com.vaadin.ui.ComponentContainer#getComponentIterator()
+ */
public Iterator<Component> getComponentIterator() {
return Collections.singleton((Component) getContent()).iterator();
}
+ /*
+ * (non-Javadoc)
+ *
+ * @see com.vaadin.ui.ComponentContainer#getComponentCount()
+ */
+ public int getComponentCount() {
+ return getContent() == null ? 0 : 1;
+ }
+
/**
* Sets the application to which this root is assigned. It is not legal to
* change the application once it has been set nor to set a