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- /*
- @VaadinApache2LicenseForJavaFiles@
- */
-
- package com.vaadin.terminal.gwt.client;
-
- import java.util.Set;
-
- import com.google.gwt.user.client.ui.Widget;
-
- public interface Container extends VPaintableWidget {
-
- /**
- * Replace child of this layout with another component.
- *
- * Each layout must be able to switch children. To to this, one must just
- * give references to a current and new child.
- *
- * @param oldComponent
- * Child to be replaced
- * @param newComponent
- * Child that replaces the oldComponent
- */
- void replaceChildComponent(Widget oldComponent, Widget newComponent);
-
- /**
- * Is a given component child of this layout.
- *
- * @param component
- * Component to test.
- * @return true iff component is a child of this layout.
- */
- boolean hasChildComponent(Widget component);
-
- /**
- * Update child components caption, description and error message.
- *
- * <p>
- * Each component is responsible for maintaining its caption, description
- * and error message. In most cases components doesn't want to do that and
- * those elements reside outside of the component. Because of this layouts
- * must provide service for it's childen to show those elements for them.
- * </p>
- *
- * @param component
- * Child component for which service is requested.
- * @param uidl
- * UIDL of the child component.
- */
- void updateCaption(VPaintableWidget component, UIDL uidl);
-
- /**
- * Called when a child components size has been updated in the rendering
- * phase.
- *
- * @param children
- * Set of child widgets whose size have changed
- * @return true if the size of the Container remains the same, false if the
- * event need to be propagated to the Containers parent
- */
- boolean requestLayout(Set<Widget> children);
-
- /**
- * Returns the size currently allocated for the child component.
- *
- * @param child
- * @return
- */
- RenderSpace getAllocatedSpace(Widget child);
-
- }
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