/*
- Copyright (C) 2011 Paul Davis
-
- This program 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; either version 2 of the License, or
- (at your option) any later version.
-
- This program 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, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-*/
+ * Copyright (C) 2011-2012 Carl Hetherington <carl@carlh.net>
+ * Copyright (C) 2011-2016 Paul Davis <paul@linuxaudiosystems.com>
+ * Copyright (C) 2015-2016 Robin Gareus <robin@gareus.org>
+ *
+ * This program 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
#include <iostream>
#include <sstream>
#include "gui_object.h"
-#include "i18n.h"
+#include "pbd/i18n.h"
using std::string;
+/*static*/ XMLNode *
+GUIObjectState::get_node (const XMLNode* parent, const string& id)
+{
+ XMLNodeList const & children = parent->children ();
+ for (XMLNodeList::const_iterator i = children.begin(); i != children.end(); ++i) {
+ if ((*i)->name() != X_("Object")) {
+ continue;
+ }
+ if ((*i)->has_property_with_value(X_("id"), id)) {
+ return *i;
+ }
+ }
+ return 0;
+}
+
+/*static*/ XMLNode *
+GUIObjectState::get_or_add_node (XMLNode* parent, const string& id)
+{
+ XMLNode* child = get_node (parent, id);
+ if (!child) {
+ child = new XMLNode (X_("Object"));
+ child->set_property (X_("id"), id);
+ parent->add_child_nocopy (*child);
+ }
+ return child;
+}
+
+
const string GUIObjectState::xml_node_name (X_("GUIObjectState"));
GUIObjectState::GUIObjectState ()
: _state (X_("GUIObjectState"))
{
-
}
XMLNode *
-GUIObjectState::find_node (const string& id) const
+GUIObjectState::get_or_add_node (const string& id)
{
- XMLNodeList const & children = _state.children ();
- for (XMLNodeList::const_iterator i = children.begin(); i != children.end(); ++i) {
- if ((*i)->name() != X_("Object")) {
- continue;
- }
-
- XMLProperty* p = (*i)->property (X_("id"));
- if (p && p->value() == id) {
- return *i;
- }
+ std::map <std::string, XMLNode*>::iterator i = object_map.find (id);
+ if (i != object_map.end()) {
+ return i->second;
}
-
- return 0;
+ //assert (get_node (&_state, id) == 0); // XXX performance penalty due to get_node()
+ XMLNode* child = new XMLNode (X_("Object"));
+ child->set_property (X_("id"), id);
+ _state.add_child_nocopy (*child);
+ object_map[id] = child;
+ return child;
}
-/** Get a string from our state.
- * @param id property of Object node to look for.
- * @param prop_name name of the Object property to return.
- * @param empty if non-0, filled in with true if the property is currently non-existant, otherwise false.
- * @return value of property `prop_name', or empty.
- */
+void
+GUIObjectState::remove_node (const std::string& id)
+{
+ object_map.erase (id);
+ _state.remove_nodes_and_delete(X_("id"), id );
+}
-string
+string
GUIObjectState::get_string (const string& id, const string& prop_name, bool* empty)
{
- XMLNode* child = find_node (id);
- if (!child) {
+ std::map <std::string, XMLNode*>::const_iterator i = object_map.find (id);
+ if (i == object_map.end()) {
+ //assert (get_node (&_state, id) == 0); // XXX performance penalty due to get_node()
if (empty) {
*empty = true;
}
return string ();
}
+ //assert (get_node (&_state, id) == i->second); // XXX performance penalty due to get_node()
- XMLProperty* p = child->property (prop_name);
+ XMLProperty const * p (i->second->property (prop_name));
if (!p) {
if (empty) {
*empty = true;
return -1;
}
+ object_map.clear ();
_state = node;
+
+ XMLNodeList const & children (_state.children ());
+ for (XMLNodeList::const_iterator i = children.begin(); i != children.end(); ++i) {
+ if ((*i)->name() != X_("Object")) {
+ continue;
+ }
+ XMLProperty const * prop = (*i)->property (X_("id"));
+ if (!prop) {
+ continue;
+ }
+ object_map[prop->value ()] = *i;
+ }
return 0;
}
(void) set_state (node);
}
-GUIObjectState&
-GUIObjectState::operator= (const GUIObjectState& other)
-{
- _state = other._state;
- return *this;
-}
-
std::list<string>
GUIObjectState::all_ids () const
{
std::list<string> ids;
- XMLNodeList const & children = _state.children ();
- for (XMLNodeList::const_iterator i = children.begin(); i != children.end(); ++i) {
- if ((*i)->name() != X_("Object")) {
- continue;
- }
-
- XMLProperty* p = (*i)->property (X_("id"));
- if (p) {
- ids.push_back (p->value ());
- }
+ for (std::map <std::string, XMLNode*>::const_iterator i = object_map.begin ();
+ i != object_map.end (); ++i) {
+ ids.push_back (i->first);
}
-
return ids;
}
-
-