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AWT/Swing merge from GNU Classpath.

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From-SVN: r56147
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Bryce McKinlay 2002-08-09 04:26:17 +00:00 • committed by Bryce McKinlay
parent 097684ce62
commit 7bde45b2eb
490 changed files with 86038 additions and 9753 deletions
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118
libjava/java/awt/LayoutManager2.java
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@ -1,5 +1,5 @@
/* LayoutManager2.java -- Enhanced layout manager.
Copyright (C) 1999 Free Software Foundation, Inc.
/* LayoutManager2.java -- enhanced layout manager
Copyright (C) 1999, 2002 Free Software Foundation, Inc.
This file is part of GNU Classpath.
@ -39,70 +39,62 @@ exception statement from your version. */
package java.awt;
/**
* Layout manager for laying out containers based on contraints.
*
* @author Aaron M. Renn (arenn@urbanophile.com)
*/
* Layout manager for laying out containers based on contraints. The
* constraints control how the layout will proceed.
*
* @author Aaron M. Renn <arenn@urbanophile.com>
* @see LayoutManager
* @see Container
* @since 1.0
* @status updated to 1.4
*/
public interface LayoutManager2 extends LayoutManager
{
/**
* Adds the specified component to the layout, with the specified
* constraint object.
*
* @param component the component to add
* @param constraint the constraint to satisfy
*/
void addLayoutComponent(Component component, Object contraint);
/**
* Adds the specified component to the layout, with the specified
* constraint object.
*
* @param component The component to add.
* @param constraint The constraint object.
*/
public abstract void
addLayoutComponent(Component component, Object contraint);
/**
* Determines the maximum size of the specified target container.
*
* @param target the container to lay out
* @return the maximum size of the container
* @see Component#getMaximumSize()
*/
Dimension maximumLayoutSize(Container target);
/*************************************************************************/
/**
* Returns the preferred X axis alignment for the specified target
* container. This value will range from 0 to 1 where 0 is alignment
* closest to the origin, 0.5 is centered, and 1 is aligned furthest
* from the origin.
*
* @param target the target container
* @return the x-axis alignment preference
*/
float getLayoutAlignmentX(Container target);
/**
* Determines the minimum size of the specified target container.
*
* @param target The target container.
*/
public abstract Dimension
maximumLayoutSize(Container target);
/*************************************************************************/
/**
* Returns the preferred X axis alignment for the specified target
* container. This value will range from 0 to 1 where 0 is alignment
* closest to the origin, 0.5 is centered, and 1 is aligned furthest
* from the origin.
*
* @param target The target container.
*/
public abstract float
getLayoutAlignmentX(Container target);
/*************************************************************************/
/**
* Returns the preferred Y axis alignment for the specified target
* container. This value will range from 0 to 1 where 0 is alignment
* closest to the origin, 0.5 is centered, and 1 is aligned furthest
* from the origin.
*
* @param target The target container.
*/
public abstract float
getLayoutAlignmentY(Container target);
/*************************************************************************/
/**
* Forces the layout manager to purge any cached information about
* the layout of the target container. This will force it to be
* recalculated.
*
* @param target The target container.
*/
public abstract void
invalidateLayout(Container target);
} // interface LayoutManager2
/**
* Returns the preferred Y axis alignment for the specified target
* container. This value will range from 0 to 1 where 0 is alignment
* closest to the origin, 0.5 is centered, and 1 is aligned furthest
* from the origin.
*
* @param target the target container
* @return the y-axis alignment preference
*/
float getLayoutAlignmentY(Container target);
/**
* Forces the layout manager to purge any cached information about the
* layout of the target container. This will force it to be recalculated.
*
* @param target the target container
*/
void invalidateLayout(Container target);
} // interface LayoutManager2