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#include <gui/ApplicationWindow.h>
#include <gui/Application.h>
#include <gui/TextView.h>
#include <cstdlib>
using namespace SkyGI;
#define BUTTON_ZERO 0
#define BUTTON_ONE 1
#define BUTTON_TWO 2
#define BUTTON_THREE 3
#define BUTTON_FOUR 4
#define BUTTON_FIVE 5
#define BUTTON_SIX 6
#define BUTTON_SEVEN 7
#define BUTTON_EIGHT 8
#define BUTTON_NINE 9
#define BUTTON_PLUS 10
#define BUTTON_MINUS 11
#define BUTTON_TIMES 12
#define BUTTON_DIVIDE 13
#define BUTTON_EQUALS 14
#define BUTTON_POINT 15
#define BUTTON_SIGN 16
#define BUTTON_CLEAR 17
class Calculator : public Application {
public:
Calculator(int argc, char *argv[]);
};
class CalculatorWindow : public ApplicationWindow {
public:
CalculatorWindow( const Rect &rFrame,
const String& szTitle,
unsigned int nWindowLayoutFlags,
unsigned int uiFlags = 0);
void OnCommand( const MessageCommand *pMessage);
private:
void Clear();
void doOperation( int next_operation);
TextView * pText;
String * line;
double total;
double operand;
int operation;
bool new_operand;
};
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