Changing Fonts : Font « SWT 2D Graphics « Java Tutorial






Changing Fonts
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.PaintEvent;
import org.eclipse.swt.events.PaintListener;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Canvas;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;

public class FontChangeSWT {
  public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Canvas Example");
    shell.setLayout(new FillLayout());

    Canvas canvas = new Canvas(shell, SWT.NONE);

    canvas.addPaintListener(new PaintListener() {
      public void paintControl(PaintEvent e) {
        
        Font font = new Font(shell.getDisplay(), "Helvetica", 18, SWT.NORMAL);
        e.gc.setFont(font);
        e.gc.drawText("My Text", 0, 0);
        font.dispose();

      }
    });

    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) {
        display.sleep();
      }
    }
    display.dispose();
  }
}








18.13.Font
18.13.1.Creating Fonts
18.13.2.Font TerminologyFont Terminology
18.13.3.Changing FontsChanging Fonts
18.13.4.Using FontMetrics to get char width
18.13.5.Get system default fontGet system default font