Uncategorized

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一款很简单的计算器程序

学习GTK＋2.0，写了一个小计算器程序，发上来，基本上可以用。

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <gtk/gtk.h>
static GtkWidget *entry;
gdouble mm=0.0; /* define mm for storing first number in operation */
gdouble nn=0.0; /* define nn for storing second number in operation */
gint operator=0; /* define an operator
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