grim/gobjects-101

Move to macros add a subclass and instance method
draft
2021-06-23, Gary Kramlich
e21f4ddf7902
Move to macros add a subclass and instance method
#include <stdio.h>
#include "mountain_bike.h"
struct _GobjectsMountainBike {
GobjectsBicycle parent;
};
G_DEFINE_TYPE(GobjectsMountainBike, gobjects_mountain_bike, GOBJECTS_TYPE_BICYCLE)
/*******************************************************************************
* Overrides
******************************************************************************/
static void
gobjects_mountain_bike_ring_bell(GobjectsBicycle *bicycle) {
printf("Mountain bikes don't have bells...\n");
}
/*******************************************************************************
* GObject Implementation
******************************************************************************/
static void
gobjects_mountain_bike_init(GobjectsMountainBike *mountain_bike) {
}
static void
gobjects_mountain_bike_class_init(GobjectsMountainBikeClass *klass) {
GobjectsBicycleClass *bicycle_class = GOBJECTS_BICYCLE_CLASS(klass);
bicycle_class->ring_bell = gobjects_mountain_bike_ring_bell;
}
/*******************************************************************************
* Public API
******************************************************************************/
GobjectsBicycle *
gobjects_mountain_bike_new(void) {
return g_object_new(GOBJECTS_TYPE_MOUNTAIN_BIKE, NULL);
}