1 /* === S Y N F I G ========================================================= */
2 /*! \file valuenoderemove.cpp
3 ** \brief Template File
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2008 Chris Moore
11 ** This package is free software; you can redistribute it and/or
12 ** modify it under the terms of the GNU General Public License as
13 ** published by the Free Software Foundation; either version 2 of
14 ** the License, or (at your option) any later version.
16 ** This package is distributed in the hope that it will be useful,
17 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ** General Public License for more details.
22 /* ========================================================================= */
24 /* === H E A D E R S ======================================================= */
33 #include "valuenoderemove.h"
34 #include <synfigapp/canvasinterface.h>
36 #include <synfigapp/general.h>
42 using namespace synfig;
43 using namespace synfigapp;
44 using namespace Action;
46 /* === M A C R O S ========================================================= */
48 ACTION_INIT_NO_GET_LOCAL_NAME(Action::ValueNodeRemove);
49 ACTION_SET_NAME(Action::ValueNodeRemove,"ValueNodeRemove");
50 ACTION_SET_LOCAL_NAME(Action::ValueNodeRemove,N_("Unexport"));
51 ACTION_SET_TASK(Action::ValueNodeRemove,"remove");
52 ACTION_SET_CATEGORY(Action::ValueNodeRemove,Action::CATEGORY_VALUENODE);
53 ACTION_SET_PRIORITY(Action::ValueNodeRemove,0);
54 ACTION_SET_VERSION(Action::ValueNodeRemove,"0.0");
55 ACTION_SET_CVS_ID(Action::ValueNodeRemove,"$Id$");
57 /* === G L O B A L S ======================================================= */
59 /* === P R O C E D U R E S ================================================= */
61 /* === M E T H O D S ======================================================= */
63 Action::ValueNodeRemove::ValueNodeRemove()
68 Action::ValueNodeRemove::get_local_name()const
70 // TRANSLATORS: This is used in the 'history' dialog when a ValueNode is unexported.
71 return strprintf(_("Unexport '%s'"), old_name.c_str());
75 Action::ValueNodeRemove::get_param_vocab()
77 ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
79 ret.push_back(ParamDesc("value_node",Param::TYPE_VALUENODE)
80 .set_local_name(_("ValueNode"))
87 Action::ValueNodeRemove::is_candidate(const ParamList &x)
89 if(candidate_check(get_param_vocab(),x))
91 ValueNode::Handle value_node=x.find("value_node")->second.get_value_node();
92 if(!value_node->is_exported())
94 // if(value_node->rcount()!=1)
102 Action::ValueNodeRemove::set_param(const synfig::String& name, const Action::Param ¶m)
104 if(name=="value_node" && param.get_type()==Param::TYPE_VALUENODE)
106 value_node=param.get_value_node();
108 if(value_node && !value_node->is_exported())
110 synfig::error("Action::ValueNodeRemove::set_param(): ValueBase node not exported!");
114 return (bool)value_node;
117 return Action::CanvasSpecific::set_param(name,param);
121 Action::ValueNodeRemove::is_ready()const
124 synfig::error("Action::ValueNodeRemove::is_ready(): ValueNode not set!");
128 return Action::CanvasSpecific::is_ready();
132 Action::ValueNodeRemove::perform()
134 // if(value_node->rcount()!=1)
135 // throw Error(_("ValueNode is still being used by something"));
137 old_name=value_node->get_id();
138 parent_canvas=value_node->get_parent_canvas();
139 parent_canvas->remove_value_node(value_node);
141 if(get_canvas_interface())
143 get_canvas_interface()->signal_value_node_deleted()(value_node);
146 //throw Error(_("Not yet implemented"));
148 assert(value_node->is_exported());
150 if(get_canvas()->value_node_list().count(new_name))
151 throw Error(_("A ValueNode with this ID already exists in this canvas"));
153 old_name=value_node->get_id();
155 value_node->set_id(new_name);
157 if(get_canvas_interface())
159 get_canvas_interface()->signal_value_node_changed()(value_node);
165 Action::ValueNodeRemove::undo()
167 parent_canvas->add_value_node(value_node,old_name);
168 if(get_canvas_interface())
170 get_canvas_interface()->signal_value_node_added()(value_node);
173 //throw Error(_("Not yet implemented"));
175 assert(value_node->is_exported());
177 if(get_canvas()->value_node_list().count(old_name))
178 throw Error(_("A ValueNode with the old ID already exists in this canvas (BUG)"));
180 value_node->set_id(old_name);
182 if(get_canvas_interface())
184 get_canvas_interface()->signal_value_node_changed()(value_node);