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Class BasicSplitPaneDivider.VerticalDragController

java.lang.Object
javax.swing.plaf.basic.BasicSplitPaneDivider.DragController
javax.swing.plaf.basic.BasicSplitPaneDivider.VerticalDragController
Enclosing class:
BasicSplitPaneDivider
protected class BasicSplitPaneDivider.VerticalDragController extends BasicSplitPaneDivider.DragController
Handles the events during a dragging session for a VERTICAL_SPLIT oriented split pane. This continually messages dragDividerTo and then when done messages finishDraggingTo. When an instance is created it should be messaged with isValid to insure that dragging can happen (dragging won't be allowed if the two views can not be resized).

Constructor Summary

VerticalDragController(MouseEvent e)
Modifier Constructor Description
protected
Constructs a new instance of VerticalDragController.

Method Summary

Modifier and Type Method Description
protected int getNeededLocation(int x, int y)
Returns the y argument, since this is used for vertical splits.
protected int positionForMouseEvent(MouseEvent e)
Returns the new position to put the divider at based on the passed in MouseEvent.

Methods declared in class BasicSplitPaneDivider.DragController

completeDrag, completeDrag, continueDrag, continueDrag, isValid

Methods declared in class Object

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

Constructor Details

VerticalDragController

protected VerticalDragController(MouseEvent e)
Constructs a new instance of VerticalDragController.
Parameters:
e - a mouse event

Method Details

getNeededLocation

protected int getNeededLocation(int x, int y)
Returns the y argument, since this is used for vertical splits.
Overrides:
getNeededLocation in class BasicSplitPaneDivider.DragController
Parameters:
x - an X coordinate
y - an Y coordinate
Returns:
the X argument

positionForMouseEvent

protected int positionForMouseEvent(MouseEvent e)
Returns the new position to put the divider at based on the passed in MouseEvent.
Overrides:
positionForMouseEvent in class BasicSplitPaneDivider.DragController
Parameters:
e - a mouse event
Returns:
the new position

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Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
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https://docs.oracle.com/en/java/javase/25/docs/api/java.desktop/javax/swing/plaf/basic/BasicSplitPaneDivider.VerticalDragController.html

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