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Showing content from https://docs.oracle.com/en/java/javase/19/docs/api/java.desktop/java/awt/Adjustable.html below:

Adjustable (Java SE 19 & JDK 19)

All Known Implementing Classes:

JScrollBar, JScrollPane.ScrollBar, Scrollbar, ScrollPaneAdjustable

public interface Adjustable

The interface for objects which have an adjustable numeric value contained within a bounded range of values.

• Field Summary

  Fields

  static final int

  Indicates that the Adjustable has horizontal orientation.

  static final int

  Indicates that the Adjustable has no orientation.

  static final int

  Indicates that the Adjustable has vertical orientation.

• Method Summary

  void

  Adds a listener to receive adjustment events when the value of the adjustable object changes.

  int

  Gets the block value increment for the adjustable object.

  int

  Gets the maximum value of the adjustable object.

  int

  Gets the minimum value of the adjustable object.

  int

  Gets the orientation of the adjustable object.

  int

  Gets the unit value increment for the adjustable object.

  int

  Gets the current value of the adjustable object.

  int

  Gets the length of the proportional indicator.

  void

  Removes an adjustment listener.

  void

  Sets the block value increment for the adjustable object.

  void

  Sets the maximum value of the adjustable object.

  void

  Sets the minimum value of the adjustable object.

  void

  Sets the unit value increment for the adjustable object.

  void

  Sets the current value of the adjustable object.

  void

  Sets the length of the proportional indicator of the adjustable object.

• Field Details
  • HORIZONTAL @Native static final int HORIZONTAL

    Indicates that the Adjustable has horizontal orientation.

    See Also:

    • Constant Field Values

  • VERTICAL

    Indicates that the Adjustable has vertical orientation.

    See Also:

    • Constant Field Values

  • NO_ORIENTATION @Native static final int NO_ORIENTATION

    Indicates that the Adjustable has no orientation.

    See Also:

    • Constant Field Values

• Method Details
  • getOrientation

    int getOrientation()

    Gets the orientation of the adjustable object.

    Returns:

    the orientation of the adjustable object; either HORIZONTAL, VERTICAL, or NO_ORIENTATION

  • setMinimum

    void setMinimum(int min)

    Sets the minimum value of the adjustable object.

    Parameters:

    min - the minimum value

  • getMinimum

    int getMinimum()

    Gets the minimum value of the adjustable object.

    Returns:

    the minimum value of the adjustable object

  • setMaximum

    void setMaximum(int max)

    Sets the maximum value of the adjustable object.

    Parameters:

    max - the maximum value

  • getMaximum

    int getMaximum()

    Gets the maximum value of the adjustable object.

    Returns:

    the maximum value of the adjustable object

  • setUnitIncrement

    void setUnitIncrement(int u)

    Sets the unit value increment for the adjustable object.

    Parameters:

    u - the unit increment

  • getUnitIncrement

    int getUnitIncrement()

    Gets the unit value increment for the adjustable object.

    Returns:

    the unit value increment for the adjustable object

  • setBlockIncrement

    void setBlockIncrement(int b)

    Sets the block value increment for the adjustable object.

    Parameters:

    b - the block increment

  • getBlockIncrement

    int getBlockIncrement()

    Gets the block value increment for the adjustable object.

    Returns:

    the block value increment for the adjustable object

  • setVisibleAmount

    void setVisibleAmount(int v)

    Sets the length of the proportional indicator of the adjustable object.

    Parameters:

    v - the length of the indicator

  • getVisibleAmount

    int getVisibleAmount()

    Gets the length of the proportional indicator.

    Returns:

    the length of the proportional indicator

  • setValue

    void setValue(int v)

    Sets the current value of the adjustable object. If the value supplied is less than

    minimum

    or greater than

    maximum

    -

    visibleAmount

    , then one of those values is substituted, as appropriate.

    Calling this method does not fire an AdjustmentEvent.

    Parameters:

    v - the current value, between minimum and maximum - visibleAmount

  • getValue

    int getValue()

    Gets the current value of the adjustable object.

    Returns:

    the current value of the adjustable object

  • addAdjustmentListener

    Adds a listener to receive adjustment events when the value of the adjustable object changes.

    Parameters:

    l - the listener to receive events

    See Also:

    • AdjustmentEvent

  • removeAdjustmentListener

    Removes an adjustment listener.

    Parameters:

    l - the listener being removed

    See Also:

    • AdjustmentEvent

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