Source Code : SetLine Background

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SetLine Background

/******************************************************************************
 * All Right Reserved. 
 * Copyright (c) 1998, 2004 Jackwind Li Guojie
 * 
 * Created on Feb 22, 2004 12:11:04 AM by JACK
 * $Id$
 * 
 *****************************************************************************/



import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.StyleRange;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;

public class SetLineBackground {
  Display display = new Display();
  Shell shell = new Shell(display);
  
  StyledText styledText;

  public SetLineBackground() {
    init();
    
    shell.setLayout(new GridLayout());
    
    styledText = new StyledText(shell, SWT.BORDER | SWT.MULTI | SWT.WRAP | SWT.H_SCROLL | SWT.V_SCROLL);
    
    styledText.setLayoutData(new GridData(GridData.FILL_BOTH));


    Font font = new Font(shell.getDisplay(), "Courier New", 12, SWT.NORMAL);
    styledText.setFont(font);
    
    styledText.setText("abcdefg
hijklmn");
    
    StyleRange styleRange1 = new StyleRange();
    styleRange1.start = 2;
    styleRange1.length = 3;
    styleRange1.foreground = shell.getDisplay().getSystemColor(SWT.COLOR_BLUE);
    styleRange1.background = shell.getDisplay().getSystemColor(SWT.COLOR_YELLOW);
    styleRange1.fontStyle = SWT.BOLD;    
    
    styledText.setStyleRange(styleRange1);
    
    
    styledText.setLineBackground(0, 1, shell.getDisplay().getSystemColor(SWT.COLOR_GREEN));
    styledText.setLineBackground(1, 1, shell.getDisplay().getSystemColor(SWT.COLOR_YELLOW));
    
    shell.setSize(300, 120);
    shell.open();
    //textUser.forceFocus();

    // Set up the event loop.
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) {
        // If no more entries in event queue
        display.sleep();
      }
    }

    display.dispose();
  }

  private void init() {

  }

  public static void main(String[] args) {
    new SetLineBackground();
  }
}


           
       

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