JFrame: getFontMetrics(Font font) : JFrame « javax.swing « Java by API

1. Java by API
2. javax.swing
3. JFrame

JFrame: getFontMetrics(Font font)

  

import java.awt.FontMetrics;

import javax.swing.JFrame;

public class Main {
  public static void main(String args[]) {
    JFrame f = new JFrame("JColorChooser Sample");
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    

    f.setSize(300, 200);
    f.setVisible(true);
    
    FontMetrics metrics = f.getFontMetrics(f.getFont());

    int widthX = metrics.charWidth('X');

    System.out.println(widthX);
    
  }
}

   
    
  

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