LibBonoboUI API Reference Manual |
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bonobo-ui-node — Simplified XML Node manipulation API
struct BonoboUINode; BonoboUINode* bonobo_ui_node_new (const char *name); BonoboUINode* bonobo_ui_node_new_child (BonoboUINode *parent, const char *name); BonoboUINode* bonobo_ui_node_copy (BonoboUINode *node, gboolean recursive); void bonobo_ui_node_free (BonoboUINode *node); void bonobo_ui_node_set_data (BonoboUINode *node, gpointer data); gpointer bonobo_ui_node_get_data (BonoboUINode *node); void bonobo_ui_node_set_attr (BonoboUINode *node, const char *name, const char *value); char* bonobo_ui_node_get_attr (BonoboUINode *node, const char *name); gboolean bonobo_ui_node_has_attr (BonoboUINode *node, const char *name); void bonobo_ui_node_remove_attr (BonoboUINode *node, const char *name); void bonobo_ui_node_add_child (BonoboUINode *parent, BonoboUINode *child); void bonobo_ui_node_insert_before (BonoboUINode *after, BonoboUINode *new_before); void bonobo_ui_node_unlink (BonoboUINode *node); void bonobo_ui_node_replace (BonoboUINode *old_node, BonoboUINode *new_node); void bonobo_ui_node_set_content (BonoboUINode *node, const char *content); char* bonobo_ui_node_get_content (BonoboUINode *node); BonoboUINode* bonobo_ui_node_next (BonoboUINode *node); BonoboUINode* bonobo_ui_node_prev (BonoboUINode *node); BonoboUINode* bonobo_ui_node_children (BonoboUINode *node); BonoboUINode* bonobo_ui_node_parent (BonoboUINode *node); const char* bonobo_ui_node_get_name (BonoboUINode *node); gboolean bonobo_ui_node_has_name (BonoboUINode *node, const char *name); gboolean bonobo_ui_node_transparent (BonoboUINode *node); void bonobo_ui_node_copy_attrs (const BonoboUINode *src, BonoboUINode *dest); void bonobo_ui_node_free_string (char *str); void bonobo_ui_node_strip (BonoboUINode **node); char* bonobo_ui_node_to_string (BonoboUINode *node, gboolean recurse); BonoboUINode* bonobo_ui_node_from_string (const char *str); BonoboUINode* bonobo_ui_node_from_file (const char *filename);
The BonoboUINode API is designed to make XML node manipulation simple, and to hide the underlying implementation of the XML tree. This is to allow the use of some more efficient internal representation than libxml's at some later date.
struct BonoboUINode;
The BonoboUINode structure is fully opaque to stop any code depending on libxml inadvertantly.
BonoboUINode* bonobo_ui_node_new (const char *name);
Creates a new node with name name
name : | The name for the node |
Returns : | a new node pointer |
BonoboUINode* bonobo_ui_node_new_child (BonoboUINode *parent, const char *name);
Create a new node as a child of parent with name name
parent : | the parent |
name : | the name of the new child |
Returns : | pointer to the new child |
BonoboUINode* bonobo_ui_node_copy (BonoboUINode *node, gboolean recursive);
Copy an XML node, if recursive do a deep copy, otherwise just dup the node itself.
node : | the node |
recursive : | whether to dup children too. |
Returns : | a copy of the noce |
void bonobo_ui_node_free (BonoboUINode *node);
Frees the memory associated with the node and unlink it from the tree
node : | a node. |
void bonobo_ui_node_set_data (BonoboUINode *node, gpointer data);
Associates some user data with the node pointer
node : | the node |
data : | user data |
gpointer bonobo_ui_node_get_data (BonoboUINode *node);
Gets user data associated with node
node : | the node |
Returns : | the user data, see bonobo_ui_node_set_data |
void bonobo_ui_node_set_attr (BonoboUINode *node, const char *name, const char *value);
Set the attribute of name on node to value overriding any previous values of that attr.
node : | The node |
name : | the name of the attr |
value : | the value for the attr |
char* bonobo_ui_node_get_attr (BonoboUINode *node, const char *name);
Fetch the value of an attr of name name from node see also: bonobo_ui_node_free_string
node : | the node |
name : | the name of the attr to get |
Returns : | the attr text. |
gboolean bonobo_ui_node_has_attr (BonoboUINode *node, const char *name);
Determines whether the node has an attribute of name name
node : | the node |
name : | the name of the attr to detect |
Returns : | TRUE if the attr exists |
void bonobo_ui_node_remove_attr (BonoboUINode *node, const char *name);
remove any attribute with name name from node
node : | the node |
name : | name of the attribute |
void bonobo_ui_node_add_child (BonoboUINode *parent, BonoboUINode *child);
Add a child node to the parent node ( after the other children )
parent : | the parent |
child : | the new child |
void bonobo_ui_node_insert_before (BonoboUINode *after, BonoboUINode *new_before);
Insert a sibling before prev_sibling in a node list
after : | the placeholder for insertion |
new_before : | the node to insert |
void bonobo_ui_node_unlink (BonoboUINode *node);
Unlink node from its tree, ie. disassociate it with its parent
node : | the node |
void bonobo_ui_node_replace (BonoboUINode *old_node, BonoboUINode *new_node);
Replace old_node with new_node in the tree. old_node is left unlinked and floating with its children.
old_node : | node to be replaced |
new_node : | node to replace with |
void bonobo_ui_node_set_content (BonoboUINode *node, const char *content);
Set the textual content of node to content
node : | the node |
content : | the new content |
char* bonobo_ui_node_get_content (BonoboUINode *node);
see also: bonobo_ui_node_free_string
node : | the node |
Returns : | the content of node |
BonoboUINode* bonobo_ui_node_next (BonoboUINode *node);
node : | the node |
Returns : | the node after node in the list |
BonoboUINode* bonobo_ui_node_prev (BonoboUINode *node);
node : | the node |
Returns : | the node after node in the list |
BonoboUINode* bonobo_ui_node_children (BonoboUINode *node);
node : | the node |
Returns : | the first child of node |
BonoboUINode* bonobo_ui_node_parent (BonoboUINode *node);
node : | the node |
Returns : | the parent node of node |
const char* bonobo_ui_node_get_name (BonoboUINode *node);
node : | the node |
Returns : | the name of node |
gboolean bonobo_ui_node_has_name (BonoboUINode *node, const char *name);
node : | the node |
name : | a name the node might have |
Returns : | TRUE if node has name == name |
gboolean bonobo_ui_node_transparent (BonoboUINode *node);
Determines whether node is transparent. A node is transparent if it has no content and either no attributes or a single 'name' attribute.
node : | the node |
Returns : | TRUE if transparent |
void bonobo_ui_node_copy_attrs (const BonoboUINode *src, BonoboUINode *dest);
This function copies all the attributes from src to dest effectively cloning the src node as dest
src : | the attr source node |
dest : | where to dump the attrs. |
void bonobo_ui_node_free_string (char *str);
Frees a string returned by any of the get routines.
str : | the string to free. |
void bonobo_ui_node_strip (BonoboUINode **node);
A compat function for legacy reasons.
node : | a pointer to the node's pointer |
char* bonobo_ui_node_to_string (BonoboUINode *node, gboolean recurse);
Convert the node to its XML string representation.
node : | the node tree |
recurse : | whether to dump its children as well |
Returns : | the string representation or NULL on error Use g_free to free. |
BonoboUINode* bonobo_ui_node_from_string (const char *str);
Parses a string into an XML tree
str : | |
Returns : | the xml tree. |
BonoboUINode* bonobo_ui_node_from_file (const char *filename);
Loads and parses the filename into an XML tree
filename : | |
Returns : | the xml tree. |
BonoboUIComponent, bonobo-ui-util
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