2:
{
if(firstFlag)
{
result=result*10+2;
firstFlag=false;
}
else
numtemp=numtemp*10+2;
break;
}
case R.id.num3:
{
if(firstFlag)
{
result=result*10+3;
firstFlag=false;
}
else
numtemp=numtemp*10+3;
break;
}
case R.id.num4:
{
if(firstFlag)
{
result=result*10+4;
firstFlag=false;
}
else
numtemp=numtemp*10+4;
break;
}
case R.id.num5:
{
if(firstFlag)
{
result=result*10+5;
firstFlag=false;
}
else
numtemp=numtemp*10+5;
break;
}
case R.id.num6:
{
if(firstFlag)
{
result=result*10+6;
firstFlag=false;
}
else
{
numtemp=numtemp*10+6;
calculate(numtemp);
}
break;
}
case R.id.num7:
{
if(firstFlag)
{
result=result*10+7;
firstFlag=false;
}
else
{
numtemp=numtemp*10+7;
calculate(numtemp);
}
break;
}
case R.id.num8:
{
if(firstFlag)
{
result=result*10+8;
{
result=result*10+8;
firstFlag=false;
}
}
else
{
numtemp=numtemp*10+8;
calculate(numtemp);
}
break;
}
case R.id.num9:
{
if(firstFlag)
{
result=result*10+9;
firstFlag=false;
}
else
{
numtemp=numtemp*10+9;
calculate(numtemp);
}
break;
}
}
}
}
private class CommandAction implements Button.OnClickListener
{
@Override
public void onClick(View v)
{
Button btn=(Button)v;
String inputCommand=(String)btn.getText();
switch(btn.getId())
{
case R.id.add:
{
lastCommand="+";
break;
}
case R.id.sub:
{
lastCommand="-";
break;
}
case R.id.ride:
{
lastCommand="*";
break;
}
case R.id.divide:
{
lastCommand="/";
break;
}
case R.id.equal:
{
lastCommand="=";
input.setText("");
rl.setText(String.valueOf(result));
return ;
}
}
input.setText(input.getText()+inputCommand);
}
}
private void calculate(double x)
{
if(lastCommand.equals("+"))
{
result += x;
}
if(lastCommand.equals("-"))
{
result -= x;
}
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