mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-21 03:32:35 +03:00
e8d0ba15ad
reduce the module size of the html box handling code by splitting into smaller sections. No functional code change.
66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
/*
|
|
* Copyright 2020 Vincent Sanders <vince@netsurf-browser.org>
|
|
*
|
|
* This file is part of NetSurf, http://www.netsurf-browser.org/
|
|
*
|
|
* NetSurf is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; version 2 of the License.
|
|
*
|
|
* NetSurf 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/**
|
|
* \file
|
|
* HTML Box tree normalise interface.
|
|
*
|
|
* A box tree is "normalized" if the following is satisfied:
|
|
* \code
|
|
* parent permitted child nodes
|
|
* BLOCK, INLINE_BLOCK BLOCK, INLINE_CONTAINER, TABLE
|
|
* INLINE_CONTAINER INLINE, INLINE_BLOCK, FLOAT_LEFT, FLOAT_RIGHT, BR, TEXT,
|
|
* INLINE_END
|
|
* INLINE none
|
|
* TABLE at least 1 TABLE_ROW_GROUP
|
|
* TABLE_ROW_GROUP at least 1 TABLE_ROW
|
|
* TABLE_ROW at least 1 TABLE_CELL
|
|
* TABLE_CELL BLOCK, INLINE_CONTAINER, TABLE (same as BLOCK)
|
|
* FLOAT_(LEFT|RIGHT) exactly 1 BLOCK or TABLE
|
|
* \endcode
|
|
*
|
|
*/
|
|
|
|
#ifndef NETSURF_HTML_BOX_NORMALISE_H
|
|
#define NETSURF_HTML_BOX_NORMALISE_H
|
|
|
|
/**
|
|
* Ensure the box tree is correctly nested by adding and removing nodes.
|
|
*
|
|
* \param block box of type BLOCK, INLINE_BLOCK, or TABLE_CELL
|
|
* \param root root box of document
|
|
* \param c content of boxes
|
|
* \return true on success, false on memory exhaustion
|
|
*
|
|
* The tree is modified to satisfy the following:
|
|
* \code
|
|
* parent permitted child nodes
|
|
* BLOCK, INLINE_BLOCK BLOCK, INLINE_CONTAINER, TABLE
|
|
* INLINE_CONTAINER INLINE, INLINE_BLOCK, FLOAT_LEFT, FLOAT_RIGHT, BR, TEXT
|
|
* INLINE, TEXT none
|
|
* TABLE at least 1 TABLE_ROW_GROUP
|
|
* TABLE_ROW_GROUP at least 1 TABLE_ROW
|
|
* TABLE_ROW at least 1 TABLE_CELL
|
|
* TABLE_CELL BLOCK, INLINE_CONTAINER, TABLE (same as BLOCK)
|
|
* FLOAT_(LEFT|RIGHT) exactly 1 BLOCK or TABLE
|
|
* \endcode
|
|
*/
|
|
bool box_normalise_block(struct box *block, const struct box *root, struct html_content *c);
|
|
|
|
#endif
|