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How to change font size with HTML in Java Swing JEditorPane?
Use HTMLEditorKitt to change the font size with HTML. With that, use the JEditorPane setText() method to set HTML:
HTMLEditorKit kit = new HTMLEditorKit(); editorPane.setEditorKit(kit); editorPane.setSize(size); editorPane.setOpaque(true); editorPane.setText("<b><font face=\"Verdana\" size=\"30\"> This is a demo text with a different font!</font></b>");
The following is an example to change font size with HTML in Java Swing JEditorPane:
Example
import java.awt.BorderLayout; import java.awt.Container; import java.awt.Dimension; import javax.swing.JEditorPane; import javax.swing.JFrame; import javax.swing.text.html.HTMLEditorKit; public class SwingDemo extends JFrame { public static void main(String[] args) { SwingDemo s = new SwingDemo(); s.setSize(600, 300); Container container = s.getContentPane(); s.demo(container, container.getSize()); s.setVisible(true); } public void demo(Container container, Dimension size) { JEditorPane editorPane = new JEditorPane(); editorPane.setEditable(false); HTMLEditorKit kit = new HTMLEditorKit(); editorPane.setEditorKit(kit); editorPane.setSize(size); editorPane.setOpaque(true); editorPane.setText("<b><font face=\"Verdana\" size=\"30\"> This is a demo text with a different font!</font></b>"); container.add(editorPane, BorderLayout.CENTER); } }
Output
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