diff options
| -rw-r--r-- | include/dom/html/html_element.h | 39 | ||||
| -rw-r--r-- | src/html/html_element.c | 47 | ||||
| -rw-r--r-- | src/html/html_element.h | 11 |
3 files changed, 83 insertions, 14 deletions
diff --git a/include/dom/html/html_element.h b/include/dom/html/html_element.h index 8c41664..ed7aa69 100644 --- a/include/dom/html/html_element.h +++ b/include/dom/html/html_element.h @@ -8,19 +8,36 @@ #ifndef dom_html_element_h_ #define dom_html_element_h_ +#include <dom/core/element.h> + typedef struct dom_html_element dom_html_element; -/** - * Note: DOM HTML spec is used to provide a more convenient way to - * access Element's attribute through property. But, for implementation like - * C, such propery provide no more convenience than Element.get(set)Attribute - * function, so we ignore all the propety whose type is DOMString in this - * implementation, clients can always access these property through - * get(set)Attribute methods. - * - * For the readonly property, an readonly Attr node should be created, so once - * these Attr nodes are created, they can not be changed any more. - */ +typedef struct dom_html_element_vtable { + struct dom_element_vtable base; + + dom_exception (*dom_html_element_get_id)(struct dom_html_element *element, + struct dom_string **id); + dom_exception (*dom_html_element_set_id)(struct dom_html_element *element, + struct dom_string *id); +}; + +static inline dom_exception dom_html_element_get_id(struct dom_html_element *element, + struct dom_string **id) +{ + return ((dom_html_element_vtable *) ((dom_node *) element)->vtable)-> + dom_html_element_get_id(element, id); +} +#define dom_html_element_get_id(e, id) dom_html_element_get_id( \ + (dom_html_element *) (e), (struct dom_string **) (id)) + +static inline dom_exception dom_html_element_set_id(struct dom_html_element *element, + struct dom_string *id) +{ + return ((dom_html_element_vtable *) ((dom_node *) element)->vtable)-> + dom_html_element_set_id(element, id); +} +#define dom_html_element_set_id(e, id) dom_html_element_set_id( \ + (dom_html_element *) (e), (struct dom_string *) (id)) #endif diff --git a/src/html/html_element.c b/src/html/html_element.c index 4610c67..0101ee8 100644 --- a/src/html/html_element.c +++ b/src/html/html_element.c @@ -68,6 +68,53 @@ dom_exception _dom_html_element_copy(struct dom_node_internal *new, } /*-----------------------------------------------------------------------*/ +/* API functions */ + +dom_exception _dom_html_element_get_id(dom_html_element *element, + struct dom_string **id) +{ + dom_exception ret; + dom_document *doc; + dom_string *idstr; + + ret = dom_node_get_owner_document(element, &doc); + if (ret != DOM_NO_ERR) + return ret; + + ret = dom_document_create_string(doc, "id", SLEN("id"), &idstr); + if (ret != DOM_NO_ERR) + return ret; + + ret = dom_element_get_attribute(element, idstr, id); + + dom_string_unref(idstr); + + return ret; +} + +dom_exception _dom_html_element_set_id(dom_html_element *element, + struct dom_string *id) +{ + dom_exception ret; + dom_document *doc; + dom_string *idstr; + + ret = dom_node_get_owner_document(element, &doc); + if (ret != DOM_NO_ERR) + return ret; + + ret = dom_document_create_string(doc, "id", SLEN("id"), &idstr); + if (ret != DOM_NO_ERR) + return ret; + + ret = dom_element_set_attribute(element, idstr, id); + + dom_string_unref(idstr); + + return ret; +} + +/*-----------------------------------------------------------------------*/ /* Common functions */ /** diff --git a/src/html/html_element.h b/src/html/html_element.h index 430dac4..d0691d6 100644 --- a/src/html/html_element.h +++ b/src/html/html_element.h @@ -17,9 +17,6 @@ struct dom_html_form_element; /** * The dom_html_element class * - * Note: For now, there is no new members and methods in this class, - * but in future, we may add common abstracted functions from child class - * to here. */ struct dom_html_element { struct dom_element base; @@ -44,6 +41,12 @@ dom_exception _dom_html_element_alloc(struct dom_document *doc, dom_exception _dom_html_element_copy(struct dom_node_internal *new, struct dom_node_internal *old); +/* The API functions */ +dom_exception _dom_html_element_get_id(dom_html_element *element, + struct dom_string **id); +dom_exception _dom_html_element_set_id(dom_html_element *element, + struct dom_string *id); + /* Some common functions used by all child classes */ dom_exception dom_html_element_get_bool_property(dom_html_element *ele, const char *name, unsigned long len, bool *has); @@ -54,5 +57,7 @@ void _dom_html_element_get_form(dom_html_element *ele, void _dom_html_element_associate_form(dom_html_element *ele, struct dom_html_form_element *form); + + #endif |