Set Wait Cursor : GUI Utilities « Swing JFC « Java

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Java » Swing JFC » GUI UtilitiesScreenshots 
Set Wait Cursor
   
//

//  GuiUtil
//
//  Copyright (C) by Andrea Carboni.
//   This file may be distributed under the terms of the LGPL license.



import java.awt.Color;
import java.awt.Component;
import java.awt.Cursor;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;



public class GuiUtil
{
  private static Cursor defCursor  = Cursor.getDefaultCursor();
  private static Cursor waitCursor = Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR);

  //---------------------------------------------------------------------------

  public static void setWaitCursor(Component c, boolean yesno)
  {
    c.setCursor(yesno ? waitCursor : defCursor);
    getFrame(c).setCursor(yesno ? waitCursor : defCursor);
  }

  //---------------------------------------------------------------------------

  public static void setWaitCursor(boolean yesno)
  {
    Frame.getFrames()[0].setCursor(yesno ? waitCursor : defCursor);
  }

  //---------------------------------------------------------------------------

  public static Frame getFrame(Component c)
  {
    Object obj = c;

    while (!(obj instanceof Frame))
      obj = ((Component)obj).getParent();

    return (Frame)obj;
  }

  //---------------------------------------------------------------------------

  public static Color cloneColor(Color c)
  {
    return new Color(c.getRed(), c.getGreen(), c.getBlue());
  }

  //---------------------------------------------------------------------------

  public static final void setTextAntiAliasing(Graphics g, boolean yesno)
  {
    Object obj = yesno ? RenderingHints.VALUE_TEXT_ANTIALIAS_ON
                 : RenderingHints.VALUE_TEXT_ANTIALIAS_OFF;

    ((Graphics2Dg).setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, obj);
  }

  //---------------------------------------------------------------------------

  public static final void setAntiAliasing(Graphics g, boolean yesno)
  {
    Object obj = yesno ? RenderingHints.VALUE_ANTIALIAS_ON
                 : RenderingHints.VALUE_ANTIALIAS_OFF;

    ((Graphics2Dg).setRenderingHint(RenderingHints.KEY_ANTIALIASING, obj);
  }
}

   
    
    
  
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