Update of /cvsroot/thinlet/thinlet/src/midp/thinlet/midp/examples/calculator
In directory sc8-pr-cvs1:/tmp/cvs-serv29772/src/midp/thinlet/midp/examples/calculator
Added Files:
Calculator.java calculator.xml
Log Message:
New CVS layout and build infrastructure. Contributed by Campbell Boucher-Burnet. Many thanks\!
--- NEW FILE: Calculator.java ---
package thinlet.midp.examples.calculator;
import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;
import thinlet.midp.*;
public class Calculator extends MIDlet {
Display display;
protected void startApp() throws MIDletStateChangeException {
display = Display.getDisplay(this);
CalculatorCanvas canvas = new CalculatorCanvas(this);
display.setCurrent(canvas);
}
protected void pauseApp() {
}
void destroyImpl() {
try {
destroyApp(false);
notifyDestroyed();
} catch (MIDletStateChangeException mste) {}
}
protected void destroyApp(boolean unconditional) throws MIDletStateChangeException {
display.setCurrent(null);
}
}
class CalculatorCanvas extends Thinlet {
private static final Command exitcommand = new Command("Exit", Command.EXIT, 0);
private Calculator midlet;
public CalculatorCanvas(Calculator midlet) {
this.midlet = midlet;
try {
add(parse("calculator.xml"));
} catch (Exception exc) { exc.printStackTrace(); }
addCommand(exitcommand);
}
public void commandAction(Command command, Displayable displayable) {
if (command == exitcommand) {
midlet.destroyImpl();
}
else super.commandAction(command, displayable);
}
protected void handle(Object source, Object part, String action) {
if ("calculate".equals(action)) {
try {
int number1 = Integer.parseInt(getString(find("number1"), "text"));
int number2 = Integer.parseInt(getString(find("number2"), "text"));
setString(find("result"), "text", String.valueOf(number1 + number2));
} catch (NumberFormatException nfe) {}
}
}
}
--- NEW FILE: calculator.xml ---
<?xml version="1.0" encoding="ISO-8859-1"?>
<panel columns="2" top="4" left="4" right="4" gap="4">
<textfield name="number1" columns="4" />
<label text="+" halign="center" />
<textfield name="number2" columns="4" />
<button text="=" action="calculate" />
<textfield name="result" editable="false" columns="4" colspan="2" />
</panel>
|
