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/*
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();
}
}
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