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New function to deep-copy a GNode and its children. (#93464, James M.

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Sun Feb 22 00:47:04 2004  Matthias Clasen  <maclas@gmx.de>

	* glib/gnode.c (g_node_copy_deep): New function to deep-copy a
	GNode and its children.  (#93464, James M. Cape)
This commit is contained in:
Matthias Clasen 2004-02-21 23:56:54 +00:00 committed by Matthias Clasen
parent e21dadd6f3
commit c0b5617ae9
11 changed files with 107 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sun Feb 22 00:47:04 2004 Matthias Clasen <maclas@gmx.de>
* glib/gnode.c (g_node_copy_deep): New function to deep-copy a
GNode and its children. (#93464, James M. Cape)
Sat Feb 21 15:42:39 2004 Soeren Sandmann <sandmann@daimi.au.dk>
* glib/gqueue.c: Some documentation fixes.

5
ChangeLog.pre-2-10
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@ -1,3 +1,8 @@
Sun Feb 22 00:47:04 2004 Matthias Clasen <maclas@gmx.de>
* glib/gnode.c (g_node_copy_deep): New function to deep-copy a
GNode and its children. (#93464, James M. Cape)
Sat Feb 21 15:42:39 2004 Soeren Sandmann <sandmann@daimi.au.dk>
* glib/gqueue.c: Some documentation fixes.

5
ChangeLog.pre-2-12
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@ -1,3 +1,8 @@
Sun Feb 22 00:47:04 2004 Matthias Clasen <maclas@gmx.de>
* glib/gnode.c (g_node_copy_deep): New function to deep-copy a
GNode and its children. (#93464, James M. Cape)
Sat Feb 21 15:42:39 2004 Soeren Sandmann <sandmann@daimi.au.dk>
* glib/gqueue.c: Some documentation fixes.

5
ChangeLog.pre-2-4
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@ -1,3 +1,8 @@
Sun Feb 22 00:47:04 2004 Matthias Clasen <maclas@gmx.de>
* glib/gnode.c (g_node_copy_deep): New function to deep-copy a
GNode and its children. (#93464, James M. Cape)
Sat Feb 21 15:42:39 2004 Soeren Sandmann <sandmann@daimi.au.dk>
* glib/gqueue.c: Some documentation fixes.

5
ChangeLog.pre-2-6
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@ -1,3 +1,8 @@
Sun Feb 22 00:47:04 2004 Matthias Clasen <maclas@gmx.de>
* glib/gnode.c (g_node_copy_deep): New function to deep-copy a
GNode and its children. (#93464, James M. Cape)
Sat Feb 21 15:42:39 2004 Soeren Sandmann <sandmann@daimi.au.dk>
* glib/gqueue.c: Some documentation fixes.

5
ChangeLog.pre-2-8
View File

@ -1,3 +1,8 @@
Sun Feb 22 00:47:04 2004 Matthias Clasen <maclas@gmx.de>
* glib/gnode.c (g_node_copy_deep): New function to deep-copy a
GNode and its children. (#93464, James M. Cape)
Sat Feb 21 15:42:39 2004 Soeren Sandmann <sandmann@daimi.au.dk>
* glib/gqueue.c: Some documentation fixes.

8
docs/reference/ChangeLog
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@ -1,3 +1,11 @@
Sun Feb 22 00:59:11 2004 Matthias Clasen <maclas@gmx.de>
* glib/tmpl/trees-nary.sgml: Document GCopyFunc.
Sun Feb 22 00:54:17 2004 Matthias Clasen <maclas@gmx.de>
* glib/glib-sections.txt: Add GCopyFunc and g_node_copy_deep.
2004-02-18 Sebastian Wilhelmi <seppi@seppi.de>
* glib/glib-sections.txt: Add the new g_rand_* functions

2
docs/reference/glib/glib-sections.txt
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@ -1699,6 +1699,8 @@ g_tree_destroy
GNode
g_node_new
g_node_copy
GCopyFunc
g_node_copy_deep
<SUBSECTION>
g_node_insert

24
docs/reference/glib/tmpl/trees-nary.sgml
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@ -83,13 +83,35 @@ Used to create the first node in a tree.
<!-- ##### FUNCTION g_node_copy ##### -->
<para>
Recursively copies a #GNode (but does not deep-copy the data inside the nodes,
since there's no way for GLib to know how to do that).
see g_node_copy_deep() if you need that).
</para>
@node: a #GNode.
@Returns: a new #GNode containing the same data pointers.
<!-- ##### USER_FUNCTION GCopyFunc ##### -->
<para>
A function of this signature is used to copy the node data when doing a deep-copy
of a tree.
</para>
@src: A pointer to the data which should be copied.
@data: Additional data.
@Returns: A pointer to the copy.
@Since: 2.4
<!-- ##### FUNCTION g_node_copy_deep ##### -->
<para>
</para>
@node:
@copy_func:
@data:
@Returns:
<!-- ##### FUNCTION g_node_insert ##### -->
<para>
Inserts a #GNode beneath the parent at the given position.

39
glib/gnode.c
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@ -229,6 +229,45 @@ g_node_unlink (GNode *node)
node->prev = NULL;
}
/**
* g_node_copy_deep:
* @node: a #GNode
* @copy_func: the function which is called to copy the data inside each node,
* or %NULL to use the original data.
* @data: data to pass to @copy_func
*
* Recursively copies a #GNode and its data.
*
* Return value: a new #GNode containing copies of the data in @node.
*
* Since: 2.4
**/
GNode*
g_node_copy_deep (GNode *node,
GCopyFunc copy_func,
gpointer data)
{
GNode *new_node = NULL;
if (copy_func == NULL)
return g_node_copy (node);
if (node)
{
GNode *child, *new_child;
new_node = g_node_new (copy_func (node->data, data));
for (child = g_node_last_child (node); child; child = child->prev)
{
new_child = g_node_copy_deep (child, copy_func, data);
g_node_prepend (new_node, new_child);
}
}
return new_node;
}
GNode*
g_node_copy (GNode *node)
{

5
glib/gnode.h
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@ -55,6 +55,8 @@ typedef gboolean (*GNodeTraverseFunc) (GNode *node,
gpointer data);
typedef void (*GNodeForeachFunc) (GNode *node,
gpointer data);
typedef gpointer (*GCopyFunc) (gconstpointer src,
gpointer data);
/* N-way tree implementation
*/
@ -77,6 +79,9 @@ void g_node_pop_allocator (void);
GNode* g_node_new (gpointer data);
void g_node_destroy (GNode *root);
void g_node_unlink (GNode *node);
GNode* g_node_copy_deep (GNode *node,
GCopyFunc copy_func,
gpointer data);
GNode* g_node_copy (GNode *node);
GNode* g_node_insert (GNode *parent,
gint position,