Package ca.cgjennings.ui.dnd

Class DropBorder

  • All Implemented Interfaces:
    javax.swing.border.Border
    public class DropBorder
extends java.lang.Object
implements javax.swing.border.Border
    A temporary border that can be installed on drop targets during a drag operation to provide visual feedback. It draws itself over the existing border (or does nothing if the existing border is null).
    Since:
    3.0
    Author:
    Chris Jennings

    • Constructor Summary

      Constructors 
      Constructor Description
      DropBorder​(javax.swing.JComponent dropTarget)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.awt.Insets getBorderInsets​(java.awt.Component c)  
      boolean isBorderOpaque()  
      void paintBorder​(java.awt.Component c, java.awt.Graphics g1, int x, int y, int width, int height)  
      void restore()
      Restores the original border on the drop target.

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • DropBorder

        public DropBorder​(javax.swing.JComponent dropTarget)

    • Method Detail

      • paintBorder

        public void paintBorder​(java.awt.Component c,
                        java.awt.Graphics g1,
                        int x,
                        int y,
                        int width,
                        int height)
        Specified by:
        paintBorder in interface javax.swing.border.Border

      • getBorderInsets

        public java.awt.Insets getBorderInsets​(java.awt.Component c)
        Specified by:
        getBorderInsets in interface javax.swing.border.Border

      • isBorderOpaque

        public boolean isBorderOpaque()
        Specified by:
        isBorderOpaque in interface javax.swing.border.Border

      • restore

        public void restore()
        Restores the original border on the drop target.