LayoutManager

Name

Description

LayoutManager is an interface that defines the responsibilities of an object that wants to lay out Components to the display in a Container.

Interface Definition

public abstract interface java.awt.LayoutManager {
 // Interface Methods public abstract void addLayoutComponent (String name, Component component);
public abstract void layoutContainer (Container target);
public abstract Dimension minimumLayoutSize (Container target);
public abstract Dimension preferredLayoutSize (Container target);
public abstract void removeLayoutComponent (Component component);
}

Interface Methods

addLayoutComponent

public abstract void addLayoutComponent (String name, Component component)

• Parameters
• • name
  • Name of component to add.
  • component
  • Actual component being added.
• Description
• Called when you call Container.add(String, Component) to add an object to a container.

layoutContainer

public abstract void layoutContainer (Container target)

• Parameters
• • target
  • The container who needs to be redrawn.
• Description
• Called when target needs to be redrawn.

minimumLayoutSize

public abstract Dimension minimumLayoutSize (Container target)

• Parameters
• • target
  • The container whose size needs to be calculated.
• Returns
• Minimum Dimension of the container target
• Description
• Called when the minimum size of the target container needs to be calculated.

preferredLayoutSize

public abstract Dimension preferredLayoutSize (Container target)

• Parameters
• • target
  • The container whose size needs to be calculated.
• Returns
• Preferred Dimension of the container target
• Description
• Called when the preferred size of the target container needs to be calculated.

removeLayoutComponent

public abstract void removeLayoutComponent (Component component)

• Parameters
• • component
  • Component to no longer track.
• Description
• Called when you call Container.remove(Component) to remove a component from the layout.

See Also

Component, Container, FlowLayout, GridLayout, Object, String