#ifndef __CALLBACK_H__
#define __CALLBACK_H__

#include <gtk/gtk.h>

/* Convenience macros for obtaining objects from UI file */
#define CH_GET_OBJECT( builder, name, type, data ) \
    data->name = type( gtk_builder_get_object( builder, #name ) )
#define CH_GET_WIDGET( builder, name, data ) \
    CH_GET_OBJECT( builder, name, GTK_WIDGET, data )

/* Main data structure definition */
typedef struct _OCRData OCRData;
struct _OCRData
{
    /* Widgets */
    GtkWidget *main_window;  /* Main application window */
    GtkWidget *image;   /* Image that have to be load */
};

G_MODULE_EXPORT gboolean
cb_loadimage(GtkWidget *widget, GdkEvent *event, OCRData *data);

#endif /* __CALLBACK_H__ */