gen/osx_button_gen.c

Go to the documentation of this file.

/* THIS IS A GENERATED FILE, DO NOT EDIT!!! */
/* 
 * See below for forward declarations that must be defined manually in the
 * implementing C file.
 */

#include "osx_button_gen.h"
#include "button_friend_gen.h"

/* Forward declarations */
/* Begin structs that must be defined manually. */

typedef struct osx_button_data_st_ *osx_button_data_handle;

/* End structs that must be defined manually. */

/* Forward declarations */
/* Begin functions that must be defined manually. */

static void
osx_button_data_delete(osx_button_data_handle *osx_button_data_h);

static bool
osx_button_data_create(osx_button_data_handle *osx_button_data_h, void *context);

static void
osx_button_button_paint(button_handle button_h);

/* End functions that must be defined manually. */

typedef struct osx_button_st_ {
    button_st button;
    osx_button_data_handle osx_button_data_h;
} osx_button_st;

/*
 * This is C, we need explicit casts to each of an object's parent classes.
 */

static osx_button_handle
button_cast_to_osx_button (button_handle button_h)
{
    osx_button_handle osx_button_h = NULL;

    if (NULL != button_h) {
        osx_button_h = (osx_button_handle) ((uint8_t *) button_h -
            offsetof(osx_button_st, button));
    }

    return (osx_button_h);
}

button_handle
osx_button_cast_to_button (osx_button_handle osx_button_h)
{
    button_handle button_h = NULL;

    if (NULL != osx_button_h) {
        button_h = &(osx_button_h->button);
    }

    return (button_h);
}

void
osx_button_delete (osx_button_handle osx_button_h)
{
    if (NULL == osx_button_h) {
        return;
    }

    osx_button_data_delete(&(osx_button_h->osx_button_data_h));

    button_friend_delete(&(osx_button_h->button));

    free(osx_button_h);
}

static void
osx_button_button_delete (button_handle button_h)
{
    if (NULL == button_h) {
        return;
    }

    osx_button_delete(button_cast_to_osx_button(button_h));
}

static button_vtable_st button_vtable = {
    osx_button_button_paint,
    osx_button_button_delete
};

static bool
osx_button_init (osx_button_handle osx_button_h, void *context)
{
    bool rc = false;
    bool button_initialized = false;
    bool osx_button_data_created = false;

    if (NULL == osx_button_h) {
        return (false);
    }

    rc = button_init(&(osx_button_h->button));
    if (!rc) {
        goto err_exit;
    }
    button_initialized = true;

    rc = button_set_vtable(&(osx_button_h->button),
             &button_vtable);
    if (!rc) {
        goto err_exit;
    }

    rc = osx_button_data_create(&(osx_button_h->osx_button_data_h), context);
    if (!rc) {
        goto err_exit;
    }
    osx_button_data_created = true;

    return (true);

err_exit:

    if (osx_button_data_created) {
        osx_button_data_delete(&(osx_button_h->osx_button_data_h));
    }

    if (button_initialized) {
        button_friend_delete(&(osx_button_h->button));
    }

    return (rc);
}