htop/Object.c at darwin-cpu-average · hishamhm/htop

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htop - Object.c

Released under the GNU GPL, see the COPYING file

in the source distribution for its full text.

#include "Object.h"

/*{

#include "RichString.h"

typedef struct Object_ Object;

typedef void(*Object_Display)(Object*, RichString*);

typedef long(*Object_Compare)(const void*, const void*);

typedef void(*Object_Delete)(Object*);

#define Object_getClass(obj_) ((Object*)(obj_))->klass

#define Object_setClass(obj_, class_) Object_getClass(obj_) = (ObjectClass*) class_

#define Object_delete(obj_) Object_getClass(obj_)->delete((Object*)(obj_))

#define Object_displayFn(obj_) Object_getClass(obj_)->display

#define Object_display(obj_, str_) Object_getClass(obj_)->display((Object*)(obj_), str_)

#define Object_compare(obj_, other_) Object_getClass(obj_)->compare((const void*)(obj_), other_)

#define Class(class_) ((ObjectClass*)(&(class_ ## _class)))

#define AllocThis(class_) (class_*) malloc(sizeof(class_)); Object_setClass(this, Class(class_));

typedef struct ObjectClass_ {

const void* extends;

const Object_Display display;

const Object_Delete delete;

const Object_Compare compare;

} ObjectClass;

struct Object_ {

ObjectClass* klass;

};

}*/

ObjectClass Object_class = {

.extends = NULL

};

#ifdef DEBUG

bool Object_isA(Object* o, const ObjectClass* klass) {

if (!o)

return false;

const ObjectClass* type = o->klass;

while (type) {

if (type == klass)

return true;

type = type->extends;

}

return false;

}

#endif

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