Source Code : create a caret (using an image)

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create a caret (using an image)

/*
 * Caret example snippet: create a caret (using an image)
 *
 * For a list of all SWT example snippets see
 * http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
 */
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Caret;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;

public class Snippet43 {

  public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.open();
    Caret caret = new Caret(shell, SWT.NONE);
    Color white = display.getSystemColor(SWT.COLOR_WHITE);
    Color black = display.getSystemColor(SWT.COLOR_BLACK);
    Image image = new Image(display, 20, 20);
    GC gc = new GC(image);
    gc.setBackground(black);
    gc.fillRectangle(0, 0, 20, 20);
    gc.setForeground(white);
    gc.drawLine(0, 0, 19, 19);
    gc.drawLine(19, 0, 0, 19);
    gc.dispose();
    caret.setLocation(10, 10);
    caret.setImage(image);
    gc = new GC(shell);
    gc.drawImage(image, 10, 64);
    caret.setVisible(false);
    gc.drawString("Test", 12, 12);
    caret.setVisible(true);
    gc.dispose();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch())
        display.sleep();
    }
    image.dispose();
    display.dispose();
  }
}


           
       

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