Modest/source/modest/render/tree.c
2017-03-14 23:44:48 +03:00

95 lines
2.7 KiB
C

/*
Copyright (C) 2016-2017 Alexander Borisov
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Author: lex.borisov@gmail.com (Alexander Borisov)
*/
#include "modest/render/tree.h"
modest_render_tree_t * modest_render_tree_create(void)
{
return mycore_calloc(1, sizeof(modest_render_tree_t));
}
mystatus_t modest_render_tree_init(modest_render_tree_t* render_tree)
{
render_tree->mc_nodes = mcobject_create();
if(render_tree->mc_nodes == NULL)
return MODEST_STATUS_ERROR_MEMORY_ALLOCATION;
mystatus_t myhtml_status = mcobject_init(render_tree->mc_nodes, 1024, sizeof(modest_render_tree_node_t));
if(myhtml_status)
return MODEST_STATUS_ERROR;
return MODEST_STATUS_OK;
}
void modest_render_tree_clean_all(modest_render_tree_t* render_tree)
{
memset(render_tree, 0, sizeof(modest_render_tree_t));
}
modest_render_tree_t * modest_render_tree_destroy(modest_render_tree_t* render_tree, bool self_destroy)
{
if(render_tree == NULL)
return NULL;
render_tree->mc_nodes = mcobject_destroy(render_tree->mc_nodes, true);
if(self_destroy) {
mycore_free(render_tree);
return NULL;
}
return render_tree;
}
void modest_render_tree_serialization(myhtml_tree_t* html_tree, modest_render_tree_t* tree,
modest_render_tree_node_t* scope_node, mycore_callback_serialize_f callback, void* context)
{
modest_render_tree_node_t* node = scope_node;
size_t depth = 0;
while(node) {
for(size_t i = 0; i < depth; i++)
callback("\t", 1, context);
modest_render_tree_node_serialization(html_tree, node, callback, context);
callback("\n", 1, context);
if(node->child) {
depth++;
node = node->child;
}
else {
while(node != scope_node && node->next == NULL) {
depth--;
node = node->parent;
}
if(node == scope_node)
break;
node = node->next;
}
}
}