Package com.googlecode.lanterna.gui2

Class AbsoluteLayout

java.lang.Object

com.googlecode.lanterna.gui2.AbsoluteLayout

All Implemented Interfaces:

LayoutManager

public class AbsoluteLayout
extends Object
implements LayoutManager

Layout manager that places components where they are manually specified to be and sizes them to the size they are manually assigned to. When using the AbsoluteLayout, please use setPosition(..) and setSize(..) manually on each component to choose where to place them. Components that have not had their position and size explicitly set will not be visible.

Author:

martin

Constructor Summary

Constructors

Constructor	Description
AbsoluteLayout()

Method Summary

Modifier and Type	Method	Description
void	doLayout(TerminalSize area, List<Component> components)	Given a size constraint, update the location and size of each component in the component list by laying them out in the available area.
TerminalSize	getPreferredSize(List<Component> components)	This method returns the dimensions it would prefer to have to be able to layout all components while giving all of them as much space as they are asking for.
boolean	hasChanged()	Returns true if the internal state of this LayoutManager has changed since the last call to doLayout.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbsoluteLayout

public AbsoluteLayout()

Method Detail

getPreferredSize

public TerminalSize getPreferredSize(List<Component> components)

Description copied from interface: LayoutManager

This method returns the dimensions it would prefer to have to be able to layout all components while giving all of them as much space as they are asking for.

Specified by:

getPreferredSize in interface LayoutManager

Parameters:

components - List of components

Returns:

Size the layout manager would like to have

doLayout

public void doLayout(TerminalSize area,
                     List<Component> components)

Description copied from interface: LayoutManager

Given a size constraint, update the location and size of each component in the component list by laying them out in the available area. This method will call setPosition(..) and setSize(..) on the Components.

Specified by:

doLayout in interface LayoutManager

Parameters:

area - Size available to this layout manager to lay out the components on

components - List of components to lay out

hasChanged

public boolean hasChanged()

Description copied from interface: LayoutManager

Returns true if the internal state of this LayoutManager has changed since the last call to doLayout. This will tell the container that it needs to call doLayout again.

Specified by:

hasChanged in interface LayoutManager

Returns:

true if this layout manager's internal state has changed since the last call to doLayout