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package java.awt.peer;

import java.awt.*;

The peer interface for Container. This is the parent interface for all container like widgets. The peer interfaces are intended only for use in porting the AWT. They are not intended for use by application developers, and developers should not implement peers nor invoke any of the peer methods directly on the peer instances. /**
 * The peer interface for {@link Container}. This is the parent interface
 * for all container like widgets.
 *
 * The peer interfaces are intended only for use in porting
 * the AWT. They are not intended for use by application
 * developers, and developers should not implement peers
 * nor invoke any of the peer methods directly on the peer
 * instances.
 */
public interface ContainerPeer extends ComponentPeer {

    
Returns the insets of this container. Insets usually is the space that
is occupied by things like borders.
Returns:
the insets of this container/**
     * Returns the insets of this container. Insets usually is the space that
     * is occupied by things like borders.
     *
     * @return the insets of this container
     */
    Insets getInsets();

    
Notifies the peer that validation of the component tree is about to
begin.
See Also:
validate.validate()/**
     * Notifies the peer that validation of the component tree is about to
     * begin.
     *
     * @see Container#validate()
     */
    void beginValidate();

    
Notifies the peer that validation of the component tree is finished.
See Also:
validate.validate()/**
     * Notifies the peer that validation of the component tree is finished.
     *
     * @see Container#validate()
     */
    void endValidate();

    
Notifies the peer that layout is about to begin. This is called
before the container itself and its children are laid out.
See Also:
validateTree.validateTree()/**
     * Notifies the peer that layout is about to begin. This is called
     * before the container itself and its children are laid out.
     *
     * @see Container#validateTree()
     */
    void beginLayout();

    
Notifies the peer that layout is finished. This is called after the
container and its children have been laid out.
See Also:
validateTree.validateTree()/**
     * Notifies the peer that layout is finished. This is called after the
     * container and its children have been laid out.
     *
     * @see Container#validateTree()
     */
    void endLayout();
}