- java.lang.Object
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- java.awt.event.MouseAdapter
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- javax.swing.event.MouseInputAdapter
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- javax.swing.plaf.basic.BasicSliderUI.TrackListener
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- All Implemented Interfaces:
- MouseListener, MouseMotionListener, MouseWheelListener, EventListener, MouseInputListener
- Enclosing class:
- BasicSliderUI
public class BasicSliderUI.TrackListener extends MouseInputAdapter
Track mouse movements. This class should be treated as a "protected" inner class. Instantiate it only within subclasses of.
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Field Summary
Fields Modifier and Type Field and Description protected intcurrentMouseXprotected intcurrentMouseYprotected intoffset
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Constructor Summary
Constructors Constructor and Description BasicSliderUI.TrackListener()
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Method Summary
Methods Modifier and Type Method and Description voidmouseDragged(MouseEvent e)Set the models value to the position of the top/left of the thumb relative to the origin of the track.voidmouseMoved(MouseEvent e)Invoked when the mouse cursor has been moved onto a component but no buttons have been pushed.voidmousePressed(MouseEvent e)If the mouse is pressed above the "thumb" component then reduce the scrollbars value by one page ("page up"), otherwise increase it by one page.voidmouseReleased(MouseEvent e)Invoked when a mouse button has been released on a component.booleanshouldScroll(int direction)-
Methods inherited from class java.awt.event.MouseAdapter
mouseClicked, mouseEntered, mouseExited, mouseWheelMoved
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface java.awt.event.MouseListener
mouseClicked, mouseEntered, mouseExited
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Field Detail
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offset
protected transient int offset
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currentMouseX
protected transient int currentMouseX
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currentMouseY
protected transient int currentMouseY
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Method Detail
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mouseReleased
public void mouseReleased(MouseEvent e)
Description copied from class:MouseAdapterInvoked when a mouse button has been released on a component.- Specified by:
mouseReleasedin interfaceMouseListener- Overrides:
mouseReleasedin classMouseAdapter
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mousePressed
public void mousePressed(MouseEvent e)
If the mouse is pressed above the "thumb" component then reduce the scrollbars value by one page ("page up"), otherwise increase it by one page. If there is no thumb then page up if the mouse is in the upper half of the track.- Specified by:
mousePressedin interfaceMouseListener- Overrides:
mousePressedin classMouseAdapter
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shouldScroll
public boolean shouldScroll(int direction)
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mouseDragged
public void mouseDragged(MouseEvent e)
Set the models value to the position of the top/left of the thumb relative to the origin of the track.- Specified by:
mouseDraggedin interfaceMouseMotionListener- Overrides:
mouseDraggedin classMouseAdapter
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mouseMoved
public void mouseMoved(MouseEvent e)
Description copied from class:MouseAdapterInvoked when the mouse cursor has been moved onto a component but no buttons have been pushed.- Specified by:
mouseMovedin interfaceMouseMotionListener- Overrides:
mouseMovedin classMouseAdapter
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Source du document imprimé : https://www.gaudry.be/java-api-rf-javax/swing/plaf/basic/BasicSliderUI.TrackListener.html
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