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authorRupinder Singh Khokhar <rsk1coder99@gmail.com>2014-07-19 03:34:44 +0530
committerRupinder Singh Khokhar <rsk1coder99@gmail.com>2014-07-19 09:33:24 +0530
commitb47a2e73aaba1874ec55cc76fea52cc12cb4f7fd (patch)
treeb64dff74099f26172718fe677251b4e138816826 /src
parent31f565724ab1074ca3b1b43c024c5799fbca93f8 (diff)
downloadlibdom-b47a2e73aaba1874ec55cc76fea52cc12cb4f7fd.tar.gz
libdom-b47a2e73aaba1874ec55cc76fea52cc12cb4f7fd.tar.bz2
Reference counting on cached nodes on table element
Diffstat (limited to 'src')
-rw-r--r--src/html/html_table_element.c195
-rw-r--r--src/html/html_table_element.h6
2 files changed, 123 insertions, 78 deletions
diff --git a/src/html/html_table_element.c b/src/html/html_table_element.c
index 25bb744..7482dee 100644
--- a/src/html/html_table_element.c
+++ b/src/html/html_table_element.c
@@ -64,9 +64,6 @@ dom_exception _dom_html_table_element_initialise(struct dom_html_document *doc,
dom_string *namespace, dom_string *prefix,
struct dom_html_table_element *ele)
{
- ele->caption = NULL;
- ele->t_head = NULL;
- ele->t_foot = NULL;
return _dom_html_element_initialise(doc, &ele->base,
doc->memoised[hds_TABLE],
namespace, prefix);
@@ -184,16 +181,17 @@ dom_exception dom_html_table_element_get_caption(
dom_node_internal *node_tmp = ((dom_node_internal *)table);
dom_html_document *doc = (dom_html_document *)(node_tmp->owner);
- if(table->caption == NULL) {
- for (node_tmp = node_tmp->first_child; node_tmp != NULL; node_tmp = node_tmp->next) {
- if((node_tmp->type == DOM_ELEMENT_NODE) &&
- dom_string_caseless_isequal(doc->memoised[hds_CAPTION],node_tmp->name)) {
- break;
- }
+ for (node_tmp = node_tmp->first_child; node_tmp != NULL; node_tmp = node_tmp->next) {
+ if((node_tmp->type == DOM_ELEMENT_NODE) &&
+ dom_string_caseless_isequal(doc->memoised[hds_CAPTION],node_tmp->name)) {
+ break;
}
- table->caption = (dom_html_table_caption_element *)node_tmp;
}
- *caption = (table->caption);
+
+ *caption = (dom_html_table_caption_element *)node_tmp;
+ if(*caption != NULL)
+ dom_node_ref(*caption);
+
return DOM_NO_ERR;
}
@@ -208,14 +206,20 @@ dom_exception dom_html_table_element_set_caption(
{
dom_node_internal *check_node = ((dom_node_internal *)caption);
dom_html_document *doc = (dom_html_document *)(((dom_node_internal *)table)->owner);
+ dom_exception exp;
if(check_node == NULL) {
return DOM_HIERARCHY_REQUEST_ERR;
}
- if(!dom_string_caseless_isequal(doc->memoised[hds_CAPTION],check_node->name)) {
+ if(!dom_string_caseless_isequal(doc->memoised[hds_CAPTION],
+ check_node->name)) {
return DOM_HIERARCHY_REQUEST_ERR;
}
- table->caption = caption;
- return DOM_NO_ERR;
+
+ exp = dom_html_table_element_delete_caption(table);
+ if(exp != DOM_NO_ERR)
+ return exp;
+
+ return dom_html_table_element_create_caption(table, (dom_html_element **)&caption);
}
/**
@@ -229,16 +233,17 @@ dom_exception dom_html_table_element_get_t_head(
dom_node_internal *node_tmp = ((dom_node_internal *)table);
dom_html_document *doc = (dom_html_document *)(node_tmp->owner);
- if(table->t_head == NULL) {
- for (node_tmp = node_tmp->first_child; node_tmp != NULL; node_tmp = node_tmp->next) {
- if((node_tmp->type == DOM_ELEMENT_NODE) &&
- dom_string_caseless_isequal(doc->memoised[hds_THEAD],node_tmp->name)) {
- break;
- }
+ for (node_tmp = node_tmp->first_child; node_tmp != NULL; node_tmp = node_tmp->next) {
+ if((node_tmp->type == DOM_ELEMENT_NODE) &&
+ dom_string_caseless_isequal(doc->memoised[hds_THEAD],node_tmp->name)) {
+ break;
}
- table->t_head = (dom_html_table_section_element *)node_tmp;
}
- *t_head = table->t_head;
+
+ *t_head = (dom_html_table_section_element *)node_tmp;
+ if(*t_head != NULL)
+ dom_node_ref(*t_head);
+
return DOM_NO_ERR;
}
@@ -253,14 +258,20 @@ dom_exception dom_html_table_element_set_t_head(
{
dom_node_internal *check_node = ((dom_node_internal *)t_head);
dom_html_document *doc = (dom_html_document *)(((dom_node_internal *)table)->owner);
- if(check_node == NULL) {
+ dom_exception exp;
+
+ if (check_node == NULL) {
return DOM_HIERARCHY_REQUEST_ERR;
}
- if(!dom_string_caseless_isequal(doc->memoised[hds_CAPTION],check_node->name)) {
+ if (!dom_string_caseless_isequal(doc->memoised[hds_CAPTION],check_node->name)) {
return DOM_HIERARCHY_REQUEST_ERR;
}
- table->t_head = t_head;
- return DOM_NO_ERR;
+
+ exp = dom_html_table_element_delete_t_head(table);
+ if(exp != DOM_NO_ERR)
+ return exp;
+
+ return dom_html_table_element_create_t_head(table, (dom_html_element **)&t_head);
}
/**
@@ -274,16 +285,18 @@ dom_exception dom_html_table_element_get_t_foot(
dom_node_internal *node_tmp = ((dom_node_internal *)table);
dom_html_document *doc = (dom_html_document *)(node_tmp->owner);
- if(table->t_foot == NULL) {
- for (node_tmp = node_tmp->first_child; node_tmp != NULL; node_tmp = node_tmp->next) {
- if((node_tmp->type == DOM_ELEMENT_NODE) &&
- dom_string_caseless_isequal(doc->memoised[hds_TFOOT],node_tmp->name)) {
- break;
- }
+ for (node_tmp = node_tmp->first_child; node_tmp != NULL; node_tmp = node_tmp->next) {
+ if ((node_tmp->type == DOM_ELEMENT_NODE) &&
+ dom_string_caseless_isequal(doc->memoised[hds_TFOOT],
+ node_tmp->name)) {
+ break;
}
- table->t_foot = (dom_html_table_section_element *)node_tmp;
}
- *t_foot = (table->t_foot);
+
+ *t_foot = (dom_html_table_section_element *)node_tmp;
+ if(*t_foot != NULL)
+ dom_node_ref(*t_foot);
+
return DOM_NO_ERR;
}
@@ -297,14 +310,21 @@ dom_exception dom_html_table_element_set_t_foot(
{
dom_node_internal *check_node = ((dom_node_internal *)t_foot); /*< temporary node to check for raised exceptions */
dom_html_document *doc = (dom_html_document *)(((dom_node_internal *)table)->owner);
+ dom_exception exp;
+
if(check_node == NULL) {
return DOM_HIERARCHY_REQUEST_ERR;
}
+
if(!dom_string_caseless_isequal(doc->memoised[hds_TFOOT],check_node->name)) {
return DOM_HIERARCHY_REQUEST_ERR;
}
- table->t_foot = t_foot;
- return DOM_NO_ERR;
+
+ exp = dom_html_table_element_delete_t_foot(table);
+ if(exp != DOM_NO_ERR)
+ return exp;
+
+ return dom_html_table_element_create_t_foot(table, (dom_html_element **)&t_foot);
}
/**
@@ -387,11 +407,15 @@ dom_exception dom_html_table_element_create_caption(
dom_exception exp;
if((exp = dom_html_table_element_get_caption(element,
(dom_html_table_caption_element **)caption)) != DOM_NO_ERR) {
+ dom_node_unref(*caption);
return exp;
}
+ dom_node_unref(*caption);
if((*caption) == NULL) {
dom_html_document *doc = (dom_html_document *)
((dom_node_internal *) element)->owner;
+ dom_node_internal *new_caption;
+
exp = _dom_html_table_caption_element_create(doc,
((dom_node_internal *)element)->namespace,
((dom_node_internal *)element)->prefix,
@@ -399,11 +423,14 @@ dom_exception dom_html_table_element_create_caption(
if(exp != DOM_NO_ERR) {
return exp;
}
- _dom_node_append_child((dom_node_internal *)element,
- (dom_node_internal *)*caption,
- (dom_node_internal **)caption);
- element->caption = (dom_html_table_caption_element *)*caption;
+ exp = dom_node_append_child(element, *caption,
+ &new_caption);
+ if(exp == DOM_NO_ERR)
+ dom_node_unref(new_caption);
+
+ *caption = (dom_html_element *)new_caption;
+ return exp;
}
return DOM_NO_ERR;
}
@@ -427,7 +454,6 @@ dom_exception dom_html_table_element_delete_caption(
err = dom_node_remove_child(element, caption, &old_caption);
if (err == DOM_NO_ERR) {
- element->caption = NULL;
dom_node_unref(old_caption);
}
@@ -450,24 +476,30 @@ dom_exception dom_html_table_element_create_t_foot(
dom_exception exp;
exp = dom_html_table_element_get_t_foot(element,
(dom_html_table_section_element **)t_foot);
- if(exp !=DOM_NO_ERR) {
+ if (exp !=DOM_NO_ERR)
return exp;
- }
- if((*t_foot) == NULL) {
+ else
+ dom_node_unref(*t_foot);
+
+ if ((*t_foot) == NULL) {
dom_html_document *doc = (dom_html_document *)
((dom_node_internal *) element)->owner;
+ dom_node_internal *new_t_foot;
+
exp = _dom_html_table_section_element_create(doc,
doc->memoised[hds_TFOOT],
((dom_node_internal *)element)->namespace,
((dom_node_internal *)element)->prefix,
(dom_html_table_section_element **)t_foot);
- if(exp != DOM_NO_ERR) {
+ if (exp != DOM_NO_ERR)
return exp;
+ exp = dom_node_append_child(element, *t_foot,
+ &new_t_foot);
+ if(exp == DOM_NO_ERR) {
+ dom_node_unref(new_t_foot);
+ *t_foot = (dom_html_element *)new_t_foot;
}
- _dom_node_append_child((dom_node_internal *)element,
- (dom_node_internal *)*t_foot,
- (dom_node_internal **)t_foot);
- element->t_foot = (dom_html_table_section_element *)*t_foot;
+ return exp;
}
return DOM_NO_ERR;
@@ -492,7 +524,6 @@ dom_exception dom_html_table_element_delete_t_foot(
err = dom_node_remove_child(element, t_foot, &old_t_foot);
if (err == DOM_NO_ERR) {
- element->t_foot = NULL;
dom_node_unref(old_t_foot);
}
@@ -512,25 +543,33 @@ dom_exception dom_html_table_element_create_t_head(
dom_html_table_element *element,
dom_html_element **t_head)
{
- dom_html_table_element_get_t_head(element,
+ dom_exception exp;
+ exp = dom_html_table_element_get_t_head(element,
(dom_html_table_section_element **)t_head);
+ if(exp != DOM_NO_ERR)
+ return exp;
+ dom_node_unref(*t_head);
if((*t_head) == NULL) {
dom_exception exp;
dom_html_document *doc = (dom_html_document *)
((dom_node_internal *) element)->owner;
+ dom_node_internal *new_t_head;
+
exp = _dom_html_table_section_element_create(doc,
doc->memoised[hds_THEAD],
((dom_node_internal *)element)->namespace,
((dom_node_internal *)element)->prefix,
(dom_html_table_section_element **)t_head);
- if(exp != DOM_NO_ERR) {
+ if(exp != DOM_NO_ERR)
return exp;
- }
- _dom_node_append_child((dom_node_internal *)element,
- (dom_node_internal *)*t_head,
- (dom_node_internal **)t_head);
- element->t_head = (dom_html_table_section_element *)*t_head;
+ exp = dom_node_append_child(element,
+ *t_head, &new_t_head);
+ if(exp == DOM_NO_ERR) {
+ dom_node_unref(*t_head);
+ *t_head = (dom_html_element *)new_t_head;
+ }
+ return exp;
}
return DOM_NO_ERR;
}
@@ -554,7 +593,6 @@ dom_exception dom_html_table_element_delete_t_head(
err = dom_node_remove_child(element, t_head, &old_t_head);
if (err == DOM_NO_ERR) {
- element->t_head = NULL;
dom_node_unref(old_t_head);
}
@@ -576,32 +614,41 @@ dom_exception dom_html_table_element_create_t_body(
{
dom_html_collection *t_bodies;
uint32_t len;
- dom_html_table_element_get_t_bodies(element,
+ dom_exception exp;
+ exp = dom_html_table_element_get_t_bodies(element,
&t_bodies);
- dom_html_collection_get_length(t_bodies,
+ exp = dom_html_collection_get_length(t_bodies,
&len);
if(len == 0) {
- dom_exception exp;
dom_html_document *doc = (dom_html_document *)
((dom_node_internal *) element)->owner;
+ dom_node_internal *new_t_body;
+
exp = _dom_html_table_section_element_create(doc,
doc->memoised[hds_TBODY],
((dom_node_internal *)element)->namespace,
((dom_node_internal *)element)->prefix,
t_body);
if(exp != DOM_NO_ERR) {
+ dom_node_unref(t_body);
return exp;
}
- return _dom_node_append_child((dom_node_internal *)element,
- (dom_node_internal *)*t_body,
- (dom_node_internal **)t_body);
+ exp = dom_node_append_child(element, *t_body,
+ &new_t_body);
+ if(exp == DOM_NO_ERR) {
+ dom_node_unref(*t_body);
+ *t_body = (dom_html_table_section_element *)new_t_body;
+ }
} else {
- return dom_html_collection_item(t_bodies,
+ exp = dom_html_collection_item(t_bodies,
0, (dom_node **)t_body);
+ if(exp != DOM_NO_ERR) {
+ dom_html_collection_unref(t_bodies);
+ }
}
- return DOM_NO_ERR;
+ return exp;
}
/**
* Insert a new Row into the table
@@ -638,19 +685,22 @@ dom_exception dom_html_table_element_insert_row(
}
if(index > (int32_t)len || index < -1) {
- return DOM_INDEX_SIZE_ERR;
+ exp = DOM_INDEX_SIZE_ERR;
} else if(len == 0) {
dom_html_table_section_element *new_body;
+ dom_node_internal *new_row;
exp = dom_html_table_element_create_t_body(element,
&new_body);
if(exp != DOM_NO_ERR) {
return exp;
}
- return _dom_node_append_child((dom_node_internal *)new_body,
- (dom_node_internal *)*row,
- (dom_node_internal **)row);
-
+ exp = dom_node_append_child(new_body, *row,
+ &new_row);
+ if(exp == DOM_NO_ERR) {
+ dom_node_unref(new_row);
+ *row = (dom_html_element *)new_row;
+ }
} else {
if(index ==-1) {
index = (int32_t)len;
@@ -700,8 +750,9 @@ dom_exception dom_html_table_element_insert_row(
return dom_html_table_section_element_insert_row(t_foot,
index-window_len, row);
}
- return DOM_INDEX_SIZE_ERR;
+ exp = DOM_INDEX_SIZE_ERR;
}
+ return exp;
}
/**
* Delete the table Head, if one exists
diff --git a/src/html/html_table_element.h b/src/html/html_table_element.h
index caabbe8..955ab88 100644
--- a/src/html/html_table_element.h
+++ b/src/html/html_table_element.h
@@ -15,12 +15,6 @@
struct dom_html_table_element {
struct dom_html_element base;
/**< The base class */
- dom_html_table_caption_element* caption;
- /**< The caption associated with the table*/
- dom_html_table_section_element* t_head;
- /**< The thead element associated with the table*/
- dom_html_table_section_element* t_foot;
- /**< The tfoot element associated with the table*/
};
/* Create a dom_html_table_element object */