Examples of java.awt.peer.ScrollbarPeer

java.awt.peer.ScrollbarPeer
The peer interfaces are intended only for use in porting the AWT. They are not intended for use by application developers, and developers should not implement peers nor invoke any of the peer methods directly on the peer instances.

            oldValue = this.value;
            this.value = value;
            this.visibleAmount = visible;
            this.minimum = minimum;
            this.maximum = maximum;
            ScrollbarPeer peer = (ScrollbarPeer)this.peer;
            if (peer != null) {
                peer.setValues(value, visibleAmount, minimum, maximum);
            }
        }


        if ((oldValue != value) && (accessibleContext != null))  {
            accessibleContext.firePropertyChange(

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    // According to documentation, the actual maximum
    // value is (maximum - visibleAmount)
    if (value > maximum - visibleAmount)
      value = maximum - visibleAmount;


    ScrollbarPeer peer = (ScrollbarPeer) getPeer();
    if (peer != null
        && (this.value != value || this.visibleAmount != visibleAmount
            || this.minimum != minimum || this.maximum != maximum))
      peer.setValues(value, visibleAmount, minimum, maximum);


    this.value = value;
    this.visibleAmount = visibleAmount;
    this.minimum = minimum;
    this.maximum = maximum;

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   if (lineIncrement == this.lineIncrement)
      return;
    
    this.lineIncrement = lineIncrement;


    ScrollbarPeer peer = (ScrollbarPeer) getPeer();
    if (peer != null)
      peer.setLineIncrement(this.lineIncrement);
  }

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    if (pageIncrement == this.pageIncrement)
      return;


    this.pageIncrement = pageIncrement;


    ScrollbarPeer peer = (ScrollbarPeer) getPeer();
    if (peer != null)
      peer.setPageIncrement(this.pageIncrement);
  }

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Related Classes of java.awt.peer.ScrollbarPeer

java.awt.Scrollbar

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