src/xml/simple-document.cpp

   1 /*
   2  * Inkscape::XML::SimpleDocument - generic XML document implementation
   3  *
   4  * Copyright 2004-2005 MenTaLguY <mental@rydia.net>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  *
  11  * See the file COPYING for details.
  12  *
  13  */
  14
  15 #include <glib/gtestutils.h>
  16
  17 #include "xml/simple-document.h"
  18 #include "xml/event-fns.h"
  19 #include "xml/element-node.h"
  20 #include "xml/text-node.h"
  21 #include "xml/comment-node.h"
  22
  23 namespace Inkscape {
  24
  25 namespace XML {
  26
  27 void SimpleDocument::_initBindings() {
  28     _bindDocument(*this);
  29 }
  30
  31 void SimpleDocument::beginTransaction() {
  32     g_assert(!_in_transaction);
  33     _in_transaction = true;
  34 }
  35
  36 void SimpleDocument::rollback() {
  37     g_assert(_in_transaction);
  38     _in_transaction = false;
  39     Event *log = _log_builder.detach();
  40     sp_repr_undo_log(log);
  41     sp_repr_free_log(log);
  42 }
  43
  44 void SimpleDocument::commit() {
  45     g_assert(_in_transaction);
  46     _in_transaction = false;
  47     _log_builder.discard();
  48 }
  49
  50 Inkscape::XML::Event *SimpleDocument::commitUndoable() {
  51     g_assert(_in_transaction);
  52     _in_transaction = false;
  53     return _log_builder.detach();
  54 }
  55
  56 Node *SimpleDocument::createElement(char const *name) {
  57     return new ElementNode(g_quark_from_string(name));
  58 }
  59
  60 Node *SimpleDocument::createTextNode(char const *content) {
  61     return new TextNode(Util::share_string(content));
  62 }
  63
  64 Node *SimpleDocument::createComment(char const *content) {
  65     return new CommentNode(Util::share_string(content));
  66 }
  67
  68 void SimpleDocument::notifyChildAdded(Node &parent,
  69                                       Node &child,
  70                                       Node *prev)
  71 {
  72     if (_in_transaction) {
  73         _log_builder.addChild(parent, child, prev);
  74     }
  75 }
  76
  77 void SimpleDocument::notifyChildRemoved(Node &parent,
  78                                         Node &child,
  79                                         Node *prev)
  80 {
  81     if (_in_transaction) {
  82         _log_builder.removeChild(parent, child, prev);
  83     }
  84 }
  85
  86 void SimpleDocument::notifyChildOrderChanged(Node &parent,
  87                                              Node &child,
  88                                              Node *old_prev,
  89                                              Node *new_prev)
  90 {
  91     if (_in_transaction) {
  92         _log_builder.setChildOrder(parent, child, old_prev, new_prev);
  93     }
  94 }
  95
  96 void SimpleDocument::notifyContentChanged(Node &node,
  97                                           Util::ptr_shared<char> old_content,
  98                                           Util::ptr_shared<char> new_content)
  99 {
 100     if (_in_transaction) {
 101         _log_builder.setContent(node, old_content, new_content);
 102     }
 103 }
 104
 105 void SimpleDocument::notifyAttributeChanged(Node &node,
 106                                             GQuark name,
 107                                             Util::ptr_shared<char> old_value,
 108                                             Util::ptr_shared<char> new_value)
 109 {
 110     if (_in_transaction) {
 111         _log_builder.setAttribute(node, name, old_value, new_value);
 112     }
 113 }
 114
 115 }
 116
 117 }
 118
 119 /*
 120   Local Variables:
 121   mode:c++
 122   c-file-style:"stroustrup"
 123   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
 124   indent-tabs-mode:nil
 125   fill-column:99
 126   End:
 127 */
 128 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :