org.tentackle.ui
Class MultiLineToolTipUI

java.lang.Object
  javax.swing.plaf.ComponentUI
      javax.swing.plaf.ToolTipUI
          javax.swing.plaf.basic.BasicToolTipUI
              org.tentackle.ui.MultiLineToolTipUI

public class MultiLineToolTipUI
extends BasicToolTipUI

Multi-line tooltip UI.
See the static init block in FormHelper.

Notice: the code is derived from xdocletgui.swing.MultiLineToolTipUI.

Constructor Summary

protected

MultiLineToolTipUI() MultiLineToolTipUI, constructor.

Method Summary

static ComponentUI	createUI(JComponent c) Create the UI component for the given component.
Dimension	getPreferredSize(JComponent c) The preferred size for the MultiLineToolTip is the width of the longest row in the tip, and the height of a single row times the number of rows in the tip.
void	paint(Graphics g, JComponent c) Paints the ToolTip.

Methods inherited from class javax.swing.plaf.basic.BasicToolTipUI

getMaximumSize, getMinimumSize, installDefaults, installListeners, installUI, uninstallDefaults, uninstallListeners, uninstallUI

Methods inherited from class javax.swing.plaf.ComponentUI

contains, getAccessibleChild, getAccessibleChildrenCount, getBaseline, getBaselineResizeBehavior, update

Methods inherited from class java.lang.Object

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

Constructor Detail

MultiLineToolTipUI

protected MultiLineToolTipUI()

MultiLineToolTipUI, constructor.

Protected so we can be subclassed, but not created by client classes.

Method Detail

createUI

public static ComponentUI createUI(JComponent c)

Create the UI component for the given component. The same UI can be shared for all components, so return our shared instance.

Parameters:

c - The component to create the UI for.

Returns:

Our shared UI component instance.

paint

public void paint(Graphics g,
                  JComponent c)

Paints the ToolTip. Use the current font and colors set for the given component.

Overrides:

paint in class BasicToolTipUI

Parameters:

g - the Graphics context in which to paint

c - the component being painted; this argument is often ignored, but might be used if the UI object is stateless and shared by multiple components

See Also:

ComponentUI.update(java.awt.Graphics, javax.swing.JComponent)

getPreferredSize

public Dimension getPreferredSize(JComponent c)

The preferred size for the MultiLineToolTip is the width of the longest row in the tip, and the height of a single row times the number of rows in the tip.

Overrides:

getPreferredSize in class BasicToolTipUI

Parameters:

c - the component whose preferred size is being queried; this argument is often ignored, but might be used if the UI object is stateless and shared by multiple components

Returns:

the preferred size

See Also:

JComponent.getPreferredSize(), LayoutManager.preferredLayoutSize(java.awt.Container)