diff options
Diffstat (limited to 'src/html/html_select_element.c')
| -rw-r--r-- | src/html/html_select_element.c | 406 |
1 files changed, 347 insertions, 59 deletions
diff --git a/src/html/html_select_element.c b/src/html/html_select_element.c index 2d92c5f..9992376 100644 --- a/src/html/html_select_element.c +++ b/src/html/html_select_element.c @@ -8,6 +8,9 @@ #include <assert.h> #include <stdlib.h> +#include <dom/html/html_option_element.h> +#include <dom/html/html_options_collection.h> + #include "html/html_document.h" #include "html/html_select_element.h" @@ -31,6 +34,7 @@ static bool is_option(struct dom_node_internal *node, void *ctx); * \return DOM_NO_ERR on success, appropriate dom_exception on failure. */ dom_exception _dom_html_select_element_create(struct dom_html_document *doc, + dom_string *namespace, dom_string *prefix, struct dom_html_select_element **ele) { struct dom_node_internal *node; @@ -44,7 +48,7 @@ dom_exception _dom_html_select_element_create(struct dom_html_document *doc, node->base.vtable = &_dom_html_element_vtable; node->vtable = &_protect_vtable; - return _dom_html_select_element_initialise(doc, *ele); + return _dom_html_select_element_initialise(doc, namespace, prefix, *ele); } /** @@ -55,23 +59,15 @@ dom_exception _dom_html_select_element_create(struct dom_html_document *doc, * \return DOM_NO_ERR on success, appropriate dom_exception on failure. */ dom_exception _dom_html_select_element_initialise(struct dom_html_document *doc, + dom_string *namespace, dom_string *prefix, struct dom_html_select_element *ele) { - dom_string *name = NULL; - dom_exception err; - - err = dom_string_create((const uint8_t *) "SELECT", SLEN("SELECT"), - &name); - if (err != DOM_NO_ERR) - return err; - - err = _dom_html_element_initialise(doc, &ele->base, name, NULL, NULL); - dom_string_unref(name); - - ele->selected = -1; + ele->form = NULL; ele->options = NULL; - return err; + return _dom_html_element_initialise(doc, &ele->base, + doc->memoised[hds_SELECT], + namespace, prefix); } /** @@ -81,6 +77,9 @@ dom_exception _dom_html_select_element_initialise(struct dom_html_document *doc, */ void _dom_html_select_element_finalise(struct dom_html_select_element *ele) { + if (ele->options != NULL) + dom_html_options_collection_unref(ele->options); + _dom_html_element_finalise(&ele->base); } @@ -129,6 +128,51 @@ dom_exception _dom_html_select_element_copy(dom_node_internal *old, /*-----------------------------------------------------------------------*/ /* Public APIs */ +static dom_exception _dom_html_select_element_ensure_collection( + dom_html_select_element *ele) +{ + dom_exception err; + dom_html_document *doc = (dom_html_document *) dom_node_get_owner(ele); + + assert(doc != NULL); + + if (ele->options == NULL) { + err = _dom_html_options_collection_create(doc, + (dom_node_internal *) ele, + is_option, ele, &ele->options); + if (err != DOM_NO_ERR) + return err; + } + + return DOM_NO_ERR; +} + +/** + * Get the type of selection control + * + * \param ele The Select element + * \param type Pointer to location to receive type + * \return DOM_NO_ERR on success, appropriate error otherwise. + */ +dom_exception dom_html_select_element_get_type( + dom_html_select_element *ele, dom_string **type) +{ + dom_html_document *doc = (dom_html_document *) dom_node_get_owner(ele); + dom_exception err; + bool multiple; + + err = dom_html_select_element_get_multiple(ele, &multiple); + if (err != DOM_NO_ERR) + return err; + + if (multiple) + *type = dom_string_ref(doc->memoised[hds_select_multiple]); + else + *type = dom_string_ref(doc->memoised[hds_select_one]); + + return DOM_NO_ERR; +} + /** * Get the ordinal index of the selected option * @@ -139,7 +183,36 @@ dom_exception _dom_html_select_element_copy(dom_node_internal *old, dom_exception dom_html_select_element_get_selected_index( dom_html_select_element *ele, unsigned long *index) { - *index = ele->selected; + dom_exception err; + unsigned long idx, len; + dom_node *option; + bool selected; + + err = dom_html_select_element_get_length(ele, &len); + if (err != DOM_NO_ERR) + return err; + + for (idx = 0; idx < len; idx++) { + err = dom_html_options_collection_item(ele->options, + idx, &option); + if (err != DOM_NO_ERR) + return err; + + err = dom_html_option_element_get_selected( + (dom_html_option_element *) option, &selected); + + dom_node_unref(option); + + if (err != DOM_NO_ERR) + return err; + + if (selected) { + *index = idx; + return DOM_NO_ERR; + } + } + + *index = -1; return DOM_NO_ERR; } @@ -154,12 +227,79 @@ dom_exception dom_html_select_element_get_selected_index( dom_exception dom_html_select_element_set_selected_index( dom_html_select_element *ele, unsigned long index) { - ele->selected = index; + UNUSED(ele); + UNUSED(index); + + /** \todo Implement */ + return DOM_NOT_SUPPORTED_ERR; +} + +/** + * Get the value of this form control + * + * \param ele The select element + * \param value Pointer to location to receive value + * \return DOM_NO_ERR on success, appropriate error otherwise. + */ +dom_exception dom_html_select_element_get_value( + dom_html_select_element *ele, dom_string **value) +{ + dom_exception err; + unsigned long idx, len; + dom_node *option; + bool selected; + + err = dom_html_select_element_get_length(ele, &len); + if (err != DOM_NO_ERR) + return err; + + for (idx = 0; idx < len; idx++) { + err = dom_html_options_collection_item(ele->options, + idx, &option); + if (err != DOM_NO_ERR) + return err; + + err = dom_html_option_element_get_selected( + (dom_html_option_element *) option, &selected); + if (err != DOM_NO_ERR) { + dom_node_unref(option); + return err; + } + + if (selected) { + err = dom_html_option_element_get_value( + (dom_html_option_element *) option, + value); + + dom_node_unref(option); + + return err; + } + } + + *value = NULL; return DOM_NO_ERR; } /** + * Set the value of this form control + * + * \param ele The select element + * \param value New value + * \return DOM_NO_ERR on success, appropriate error otherwise. + */ +dom_exception dom_html_select_element_set_value( + dom_html_select_element *ele, dom_string *value) +{ + UNUSED(ele); + UNUSED(value); + + /** \todo Implement */ + return DOM_NOT_SUPPORTED_ERR; +} + +/** * Get the number of options in this select element * * \param ele The element object @@ -170,16 +310,10 @@ dom_exception dom_html_select_element_get_length( dom_html_select_element *ele, unsigned long *len) { dom_exception err; - dom_html_document *doc = (dom_html_document *) dom_node_get_owner(ele); - assert(doc != NULL); - if (ele->options == NULL) { - err = _dom_html_options_collection_create(doc, - (dom_node_internal *) ele, - is_option, NULL, &ele->options); - if (err != DOM_NO_ERR) - return err; - } + err = _dom_html_select_element_ensure_collection(ele); + if (err != DOM_NO_ERR) + return err; return dom_html_options_collection_get_length(ele->options, len); } @@ -203,6 +337,24 @@ dom_exception dom_html_select_element_set_length( } /** + * Get the form associated with a select + * + * \param select The dom_html_select_element object + * \param form Pointer to location to receive form + * \return DOM_NO_ERR on success, appropriate error otherwise. + */ +dom_exception dom_html_select_element_get_form( + dom_html_select_element *select, dom_html_form_element **form) +{ + *form = select->form; + + if (*form != NULL) + dom_node_ref(*form); + + return DOM_NO_ERR; +} + +/** * The collection of OPTION elements of this element * * \param ele The element object @@ -214,19 +366,10 @@ dom_exception dom_html_select_element_get_options( struct dom_html_options_collection **col) { dom_exception err; - dom_html_document *doc = (dom_html_document *) dom_node_get_owner(ele); - assert(doc != NULL); - if (ele->options == NULL) { - err = _dom_html_options_collection_create(doc, - (dom_node_internal *) ele, - is_option, NULL, &ele->options); - if (err != DOM_NO_ERR) - return err; - - *col = ele->options; - return DOM_NO_ERR; - } + err = _dom_html_select_element_ensure_collection(ele); + if (err != DOM_NO_ERR) + return err; dom_html_options_collection_ref(ele->options); *col = ele->options; @@ -290,20 +433,166 @@ dom_exception dom_html_select_element_set_multiple( "multiple", SLEN("multiple"), multiple); } +/** + * Get the name property + * + * \param ele The select element + * \param name Pointer to location to receive name + * \return DOM_NO_ERR on success, appropriate error otherwise. + */ +dom_exception dom_html_select_element_get_name( + dom_html_select_element *ele, dom_string **name) +{ + dom_html_document *doc = (dom_html_document *) dom_node_get_owner(ele); + + return dom_element_get_attribute(ele, + doc->memoised[hds_name], name); +} + +/** + * Set the name property + * + * \param ele The select element + * \param name New name + * \return DOM_NO_ERR on success, appropriate error otherwise. + */ +dom_exception dom_html_select_element_set_name( + dom_html_select_element *ele, dom_string *name) +{ + dom_html_document *doc = (dom_html_document *) dom_node_get_owner(ele); + + return dom_element_set_attribute(ele, + doc->memoised[hds_name], name); + +} + +/** + * Get the size property + * + * \param ele The select element + * \param size Pointer to location to receive size + * \return DOM_NO_ERR on success, appropriate error otherwise. + */ dom_exception dom_html_select_element_get_size( - dom_html_select_element *ele, unsigned long *size); + dom_html_select_element *ele, unsigned long *size) +{ + return dom_html_element_get_long_property(&ele->base, "size", + SLEN("size"), size); +} + +/** + * Set the size property + * + * \param ele The select element + * \param size New size + * \return DOM_NO_ERR on success, appropriate error otherwise. + */ dom_exception dom_html_select_element_set_size( - dom_html_select_element *ele, unsigned long size); + dom_html_select_element *ele, unsigned long size) +{ + return dom_html_element_set_long_property(&ele->base, "size", + SLEN("size"), size); +} + +/** + * Get the tabindex property + * + * \param ele The select element + * \param tab_index Pointer to location to receive tab index + * \return DOM_NO_ERR on success, appropriate error otherwise. + */ dom_exception dom_html_select_element_get_tab_index( - dom_html_select_element *ele, unsigned long *tab_index); + dom_html_select_element *ele, unsigned long *tab_index) +{ + return dom_html_element_get_long_property(&ele->base, "tabindex", + SLEN("tabindex"), tab_index); +} + +/** + * Set the tabindex property + * + * \param ele The select element + * \param tab_index New tab index + * \return DOM_NO_ERR on success, appropriate error otherwise. + */ dom_exception dom_html_select_element_set_tab_index( - dom_html_select_element *ele, unsigned long tab_index); + dom_html_select_element *ele, unsigned long tab_index) +{ + return dom_html_element_set_long_property(&ele->base, "tabindex", + SLEN("tabindex"), tab_index); +} + /* Functions */ -dom_exception dom_html_select_element_add(struct dom_html_element *ele, - struct dom_html_element *before); -dom_exception dom_html_element_blur(struct dom_html_select_element *ele); -dom_exception dom_html_element_focus(struct dom_html_select_element *ele); +dom_exception dom_html_select_element_add(dom_html_select_element *select, + struct dom_html_element *ele, struct dom_html_element *before) +{ + UNUSED(select); + UNUSED(ele); + UNUSED(before); + + /** \todo Implement */ + return DOM_NOT_SUPPORTED_ERR; +} + +dom_exception dom_html_select_element_remove(dom_html_select_element *ele, + long index) +{ + dom_exception err; + unsigned long len; + dom_node *option; + + err = dom_html_select_element_get_length(ele, &len); + if (err != DOM_NO_ERR) + return err; + + /* Ensure index is in range */ + if ((unsigned long) index >= len) + return DOM_NO_ERR; + + err = dom_html_options_collection_item(ele->options, index, &option); + if (err != DOM_NO_ERR) + return err; + + /** \todo What does remove mean? Remove option from tree and destroy it? */ + return DOM_NOT_SUPPORTED_ERR; +} + +/** + * Blur this control + * + * \param ele Element to blur + * \return DOM_NO_ERR on success, appropriate dom_exception on failure. + */ +dom_exception dom_html_select_element_blur(struct dom_html_select_element *ele) +{ + struct dom_document *doc = dom_node_get_owner(ele); + bool success = false; + assert(doc != NULL); + + /** \todo Is this event (a) default (b) bubbling and (c) cancelable? */ + return _dom_dispatch_generic_event(doc, (dom_event_target *) ele, + (const uint8_t *) "blur", SLEN("blur"), true, + true, &success); +} + +/** + * Focus this control + * + * \param ele Element to focus + * \return DOM_NO_ERR on success, appropriate dom_exception on failure. + */ +dom_exception dom_html_select_element_focus(struct dom_html_select_element *ele) +{ + struct dom_document *doc = dom_node_get_owner(ele); + bool success = false; + assert(doc != NULL); + + /** \todo Is this event (a) default (b) bubbling and (c) cancelable? */ + return _dom_dispatch_generic_event(doc, (dom_event_target *) ele, + (const uint8_t *) "focus", SLEN("focus"), true, + true, &success); +} /*-----------------------------------------------------------------------*/ @@ -312,21 +601,20 @@ dom_exception dom_html_element_focus(struct dom_html_select_element *ele); /* Test whether certain node is an option node */ bool is_option(struct dom_node_internal *node, void *ctx) { - dom_string *name = NULL; - bool ret = false; - dom_exception err; - - UNUSED(ctx); + dom_html_select_element *ele = ctx; + dom_html_document *doc = (dom_html_document *) dom_node_get_owner(ele); - err = dom_string_create((const uint8_t *) "OPTION", SLEN("OPTION"), - &name); - if (err != DOM_NO_ERR) - return false; + if (dom_string_isequal(node->name, doc->memoised[hds_OPTION])) + return true; - if (dom_string_isequal(name, node->name)) - ret = true; - - dom_string_unref(name); + return false; +} + +dom_exception _dom_html_select_element_set_form( + dom_html_select_element *select, dom_html_form_element *form) +{ + select->form = form; - return ret; + return DOM_NO_ERR; } + |