Font Example 02(Font Midlet)

/*
Wireless Java 2nd edition
Jonathan Knudsen
Publisher: Apress
ISBN: 1590590775
*/

import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;

public class FontMIDlet extends MIDlet implements CommandListener {
private FontCanvas mFontCanvas;
private Command mBoldCommand, mItalicCommand, mUnderlineCommand;

public FontMIDlet() {
mFontCanvas = new FontCanvas();

mBoldCommand = new Command("Bold", Command.SCREEN, 0);
mItalicCommand = new Command("Italic", Command.SCREEN, 0);
mUnderlineCommand = new Command("Underline", Command.SCREEN, 0);
Command exitCommand = new Command("Exit", Command.EXIT, 0);

mFontCanvas.addCommand(mBoldCommand);
mFontCanvas.addCommand(mItalicCommand);
mFontCanvas.addCommand(mUnderlineCommand);
mFontCanvas.addCommand(exitCommand);
mFontCanvas.setCommandListener(this);
}

public void startApp() {
Display.getDisplay(this).setCurrent(mFontCanvas);
}

public void pauseApp() {}

public void destroyApp(boolean unconditional) {}

public void commandAction(Command c, Displayable s) {
if (c.getCommandType() == Command.EXIT) {
notifyDestroyed();
return;
}

boolean isBold = mFontCanvas.isBold() ^ (c == mBoldCommand);
boolean isItalic = mFontCanvas.isItalic() ^ (c == mItalicCommand);
boolean isUnderline = mFontCanvas.isUnderline() ^
(c == mUnderlineCommand);

int style = (isBold ? Font.STYLE_BOLD : 0) | (isItalic ? Font.STYLE_ITALIC : 0) | (isUnderline ? Font.STYLE_UNDERLINED : 0);

mFontCanvas.setStyle(style);
mFontCanvas.repaint();
}
}