calc_tutorial3.cpp

来自「一个小巧的嵌入式图形系统wGUI, 可以用VC编译」· C++ 代码 · 共 74 行

// wGui Calculator tutorial

#include "wgui.h"
#include <iostream>

using namespace std;
using namespace wGui;


// Classes

class CCalcView : public CView
{
public:
	CCalcView(void);
};


class CCalcApp : public CApplication
{
public:
	CCalcApp(int argc, char **argv) : CApplication(argc, argv) { }

	virtual void Init(void)
	{
		CApplication::Init();
		SetDefaultFontEngine(GetFontEngine("Vera.ttf"));
	}
};


// Main

int main(int argc, char **argv)
{
	int iExitCode = EXIT_FAILURE;
	try
	{
		CCalcApp CalcApp(argc, argv);
		CalcApp.Init();

		CCalcView CalcView;
		CalcApp.Exec();

		iExitCode = CalcApp.ExitCode();
	}
	catch (Wg_Ex_Base& e)
	{
		cerr << "Unhandled wGui exception : " << e.what() << endl;
		exit(EXIT_FAILURE);
	}
	catch (exception& e)
	{
		cerr << "Unhandled std exception : " << e.what() << endl;
		exit(EXIT_FAILURE);
	}
	catch (...)
	{
		cerr << "Unhandled exception." << endl;
		exit(EXIT_FAILURE);
	}
	exit (iExitCode);
}


// Class methods

CCalcView::CCalcView(void) :
	CView(CRect(0, 0, 170, 210), "wGui Calculator Tutorial", false)
{

}