1 /**
2 * Inkscape::Whiteboard::InkboardDocument - Inkboard document implementation
3 *
4 * Authors:
5 * David Yip <yipdw@rose-hulman.edu>
6 *
7 * Copyright (c) 2005 Authors
8 *
9 * Released under GNU GPL, read the file 'COPYING' for more information
10 */
12 #ifndef __INKSCAPE_WHITEBOARD_INKBOARDDOCUMENT_H__
13 #define __INKSCAPE_WHITEBOARD_INKBOARDDOCUMENT_H__
15 #include <glibmm.h>
17 #include "document.h"
18 #include "xml/document.h"
19 #include "xml/simple-node.h"
20 #include "xml/node-observer.h"
21 #include "jabber_whiteboard/defines.h"
22 #include "jabber_whiteboard/keynode.h"
23 #include "jabber_whiteboard/session-manager.h"
25 namespace Inkscape {
27 namespace Whiteboard {
29 class InkboardDocument : public XML::SimpleNode,
30 public XML::Document,
31 public XML::NodeObserver
32 {
33 public:
35 explicit InkboardDocument(int code, State::SessionType sessionType, Glib::ustring const& to);
37 XML::NodeType type() const
38 {
39 return Inkscape::XML::DOCUMENT_NODE;
40 }
42 State::SessionState state;
43 KeyNodeTable *tracker;
45 void setRecipient(Glib::ustring const& val);
46 Glib::ustring getRecipient() const;
48 void setSessionId(Glib::ustring const& val);
49 Glib::ustring getSessionId() const;
51 void startSessionNegotiation();
52 void terminateSession();
54 void recieve(Message::Wrapper &wrapper, Pedro::Element* data);
55 bool send(const Glib::ustring &destJid, Message::Wrapper &mwrapper,
56 Message::Message &message);
58 void sendDocument(Inkscape::XML::Node* root);
60 bool handleOutgoingState(Message::Wrapper &wrapper,Glib::ustring const& message);
61 bool handleIncomingState(Message::Wrapper &wrapper,Pedro::Element* data);
63 bool handleState(State::SessionState expectedState,
64 State::SessionState newstate);
66 void handleChange(Message::Wrapper &wrapper, Pedro::Element* data);
68 //
69 // XML::Session methods
70 //
71 bool inTransaction()
72 {
73 return _in_transaction;
74 }
76 void beginTransaction();
77 void rollback();
78 void commit();
80 XML::Event* commitUndoable();
82 XML::Node* createElement(char const* name);
83 XML::Node* createTextNode(char const* content);
84 XML::Node* createComment(char const* content);
85 XML::Node* createPI(char const *target, char const* content);
87 //
88 // XML::NodeObserver methods
89 //
90 void notifyChildAdded(Inkscape::XML::Node &parent, Inkscape::XML::Node &child, Inkscape::XML::Node *prev);
92 void notifyChildRemoved(Inkscape::XML::Node &parent, Inkscape::XML::Node &child, Inkscape::XML::Node *prev);
94 void notifyChildOrderChanged(Inkscape::XML::Node &parent, Inkscape::XML::Node &child,
95 Inkscape::XML::Node *old_prev, Inkscape::XML::Node *new_prev);
97 void notifyContentChanged(Inkscape::XML::Node &node,
98 Util::ptr_shared<char> old_content,
99 Util::ptr_shared<char> new_content);
101 void notifyAttributeChanged(Inkscape::XML::Node &node, GQuark name,
102 Util::ptr_shared<char> old_value,
103 Util::ptr_shared<char> new_value);
105 /* Functions below are defined in inkboard-node.cpp */
106 Glib::ustring addNodeToTracker(Inkscape::XML::Node* node);
107 Message::Message composeNewMessage(Inkscape::XML::Node *node);
109 void changeConfigure(Glib::ustring target, unsigned int version,
110 Glib::ustring attribute, Glib::ustring value);
112 void changeNew(Glib::ustring target, Glib::ustring,
113 signed int index, Pedro::Element* data);
115 void changeConfigureText(Glib::ustring target, unsigned int version,
116 Glib::ustring text);
118 protected:
119 /**
120 * Copy constructor.
121 *
122 * \param orig Instance to copy.
123 */
124 InkboardDocument(InkboardDocument const& orig) :
125 XML::Node(), XML::SimpleNode(orig),
126 XML::Document(), XML::NodeObserver(),
127 recipient(orig.recipient), _in_transaction(false)
128 {
129 _initBindings();
130 }
132 XML::SimpleNode* _duplicate(XML::Document* /*xml_doc*/) const
133 {
134 return new InkboardDocument(*this);
135 }
136 NodeObserver *logger() { return this; }
138 private:
139 void _initBindings();
141 SessionManager *sm;
143 State::SessionType sessionType;
145 Glib::ustring sessionId;
146 Glib::ustring recipient;
148 bool _in_transaction;
149 };
151 }
153 }
155 #endif
157 /*
158 Local Variables:
159 mode:c++
160 c-file-style:"stroustrup"
161 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
162 indent-tabs-mode:nil
163 fill-column:99
164 End:
165 */
166 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :