java.lang.Object
- java.awt.ScrollPaneAdjustable

All Implemented Interfaces:

Adjustable, Serializable
```
public class ScrollPaneAdjustable
extends Object
implements Adjustable, Serializable
```
This class represents the state of a horizontal or vertical scrollbar of a ScrollPane. Objects of this class are returned by ScrollPane methods.

Since:

1.4

See Also:
Serialized Form

Field Summary
- Fields inherited from interface java.awt.Adjustable
  HORIZONTAL, NO_ORIENTATION, VERTICAL

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`addAdjustmentListener(AdjustmentListener l)` Adds the specified adjustment listener to receive adjustment events from this `ScrollPaneAdjustable`.
`AdjustmentListener[]`	`getAdjustmentListeners()` Returns an array of all the adjustment listeners registered on this `ScrollPaneAdjustable`.
`int`	`getBlockIncrement()` Gets the block value increment for the adjustable object.
`int`	`getMaximum()` Gets the maximum value of the adjustable object.
`int`	`getMinimum()` Gets the minimum value of the adjustable object.
`int`	`getOrientation()` Returns the orientation of this scrollbar.
`int`	`getUnitIncrement()` Gets the unit value increment for the adjustable object.
`int`	`getValue()` Gets the current value of the adjustable object.
`boolean`	`getValueIsAdjusting()` Returns true if the value is in the process of changing as a result of actions being taken by the user.
`int`	`getVisibleAmount()` Gets the length of the proportional indicator.
`String`	`paramString()` Returns a string representing the state of this scrollbar.
`void`	`removeAdjustmentListener(AdjustmentListener l)` Removes the specified adjustment listener so that it no longer receives adjustment events from this `ScrollPaneAdjustable`.
`void`	`setBlockIncrement(int b)` Sets the block value increment for the adjustable object.
`void`	`setMaximum(int max)` This method should NOT be called by user code.
`void`	`setMinimum(int min)` This method should NOT be called by user code.
`void`	`setUnitIncrement(int u)` Sets the unit value increment for the adjustable object.
`void`	`setValue(int v)` Sets the value of this scrollbar to the specified value.
`void`	`setValueIsAdjusting(boolean b)` Sets the `valueIsAdjusting` property.
`void`	`setVisibleAmount(int v)` This method should NOT be called by user code.
`String`	`toString()` Returns a string representation of this scrollbar and its values.

Eerste pagina van API Java Inhoudsopgave Haut

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Method Detail
  - getOrientation
```
public int getOrientation()
```
    Returns the orientation of this scrollbar.
    
    Specified by:
    
    getOrientation in interface Adjustable
    
    Returns:
    the orientation of this scrollbar, either Adjustable.HORIZONTAL or Adjustable.VERTICAL
  - setMinimum
```
public void setMinimum(int min)
```
    This method should NOT be called by user code. This method is public for this class to properly implement Adjustable interface.
    
    Specified by:
    
    setMinimum in interface Adjustable
    
    Parameters:
    min - the minimum value
    
    Throws:
    
    AWTError - Always throws an error when called.
  - getMinimum
```
public int getMinimum()
```
    Description copied from interface: Adjustable
    
    Gets the minimum value of the adjustable object.
    
    Specified by:
    
    getMinimum in interface Adjustable
    
    Returns:
    the minimum value of the adjustable object
  - setMaximum
```
public void setMaximum(int max)
```
    This method should NOT be called by user code. This method is public for this class to properly implement Adjustable interface.
    
    Specified by:
    
    setMaximum in interface Adjustable
    
    Parameters:
    max - the maximum value
    
    Throws:
    
    AWTError - Always throws an error when called.
  - getMaximum
```
public int getMaximum()
```
    Description copied from interface: Adjustable
    
    Gets the maximum value of the adjustable object.
    
    Specified by:
    
    getMaximum in interface Adjustable
    
    Returns:
    the maximum value of the adjustable object
  - setUnitIncrement
```
public void setUnitIncrement(int u)
```
    Description copied from interface: Adjustable
    
    Sets the unit value increment for the adjustable object.
    
    Specified by:
    
    setUnitIncrement in interface Adjustable
    
    Parameters:
    u - the unit increment
  - getUnitIncrement
```
public int getUnitIncrement()
```
    Description copied from interface: Adjustable
    
    Gets the unit value increment for the adjustable object.
    
    Specified by:
    
    getUnitIncrement in interface Adjustable
    
    Returns:
    the unit value increment for the adjustable object
  - setBlockIncrement
```
public void setBlockIncrement(int b)
```
    Description copied from interface: Adjustable
    
    Sets the block value increment for the adjustable object.
    
    Specified by:
    
    setBlockIncrement in interface Adjustable
    
    Parameters:
    b - the block increment
  - getBlockIncrement
```
public int getBlockIncrement()
```
    Description copied from interface: Adjustable
    
    Gets the block value increment for the adjustable object.
    
    Specified by:
    
    getBlockIncrement in interface Adjustable
    
    Returns:
    the block value increment for the adjustable object
  - setVisibleAmount
```
public void setVisibleAmount(int v)
```
    This method should NOT be called by user code. This method is public for this class to properly implement Adjustable interface.
    
    Specified by:
    
    setVisibleAmount in interface Adjustable
    
    Parameters:
    v - the length of the indicator
    
    Throws:
    
    AWTError - Always throws an error when called.
  - getVisibleAmount
```
public int getVisibleAmount()
```
    Description copied from interface: Adjustable
    
    Gets the length of the proportional indicator.
    
    Specified by:
    
    getVisibleAmount in interface Adjustable
    
    Returns:
    the length of the proportional indicator
  - setValueIsAdjusting
```
public void setValueIsAdjusting(boolean b)
```
    Sets the valueIsAdjusting property.
    
    Parameters:
    b - new adjustment-in-progress status
    Since:
    
    1.4
    
    See Also:
    getValueIsAdjusting()
  - getValueIsAdjusting
```
public boolean getValueIsAdjusting()
```
    Returns true if the value is in the process of changing as a result of actions being taken by the user.
    
    Returns:
    the value of the valueIsAdjusting property
    See Also:
    setValueIsAdjusting(boolean)
  - setValue
```
public void setValue(int v)
```
    Sets the value of this scrollbar to the specified value.
    If the value supplied is less than the current minimum or greater than the current maximum, then one of those values is substituted, as appropriate.
    
    Specified by:
    
    setValue in interface Adjustable
    
    Parameters:
    v - the new value of the scrollbar
  - getValue
```
public int getValue()
```
    Description copied from interface: Adjustable
    
    Gets the current value of the adjustable object.
    
    Specified by:
    
    getValue in interface Adjustable
    
    Returns:
    the current value of the adjustable object
  - addAdjustmentListener
```
public void addAdjustmentListener(AdjustmentListener l)
```
    Adds the specified adjustment listener to receive adjustment events from this ScrollPaneAdjustable. If l is null, no exception is thrown and no action is performed.
    Refer to AWT Threading Issues for details on AWT's threading model.
    
    Specified by:
    
    addAdjustmentListener in interface Adjustable
    
    Parameters:
    l - the adjustment listener.
    See Also:
    removeAdjustmentListener(java.awt.event.AdjustmentListener), getAdjustmentListeners(), AdjustmentListener, AdjustmentEvent
  - removeAdjustmentListener
```
public void removeAdjustmentListener(AdjustmentListener l)
```
    Removes the specified adjustment listener so that it no longer receives adjustment events from this ScrollPaneAdjustable. If l is null, no exception is thrown and no action is performed.
    Refer to AWT Threading Issues for details on AWT's threading model.
    
    Specified by:
    
    removeAdjustmentListener in interface Adjustable
    
    Parameters:
    l - the adjustment listener.
    Since:
    
    JDK1.1
    
    See Also:
    addAdjustmentListener(java.awt.event.AdjustmentListener), getAdjustmentListeners(), AdjustmentListener, AdjustmentEvent
  - getAdjustmentListeners
```
public AdjustmentListener[] getAdjustmentListeners()
```
    Returns an array of all the adjustment listeners registered on this ScrollPaneAdjustable.
    
    Returns:
    all of this ScrollPaneAdjustable's AdjustmentListeners or an empty array if no adjustment listeners are currently registered
    Since:
    
    1.4
    
    See Also:
    addAdjustmentListener(java.awt.event.AdjustmentListener), removeAdjustmentListener(java.awt.event.AdjustmentListener), AdjustmentListener, AdjustmentEvent
  - toString
```
public String toString()
```
    Returns a string representation of this scrollbar and its values.
    
    Overrides:
    
    toString in class Object
    
    Returns:
    a string representation of this scrollbar.
  - paramString
```
public String paramString()
```
    Returns a string representing the state of this scrollbar. This method is intended to be used only for debugging purposes, and the content and format of the returned string may vary between implementations. The returned string may be empty but may not be null.
    
    Returns:
    the parameter string of this scrollbar.

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Document heeft de 11/06/2005 gemaakt, de laatste keer de 04/03/2020 gewijzigd
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Inhoudsopgave Haut

Class ScrollPaneAdjustable

Field Summary

Fields inherited from interface java.awt.Adjustable

Method Summary

Methods inherited from class java.lang.Object

Method Detail

getOrientation

setMinimum

getMinimum

setMaximum

getMaximum

setUnitIncrement

getUnitIncrement

setBlockIncrement

getBlockIncrement

setVisibleAmount

getVisibleAmount

setValueIsAdjusting

getValueIsAdjusting

setValue

getValue

addAdjustmentListener

removeAdjustmentListener

getAdjustmentListeners

toString

paramString

Referenties