1 /* === S Y N F I G ========================================================= */
2 /*! \file canvasremove.cpp
3 ** \brief Template File
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
10 ** This package is free software; you can redistribute it and/or
11 ** modify it under the terms of the GNU General Public License as
12 ** published by the Free Software Foundation; either version 2 of
13 ** the License, or (at your option) any later version.
15 ** This package is distributed in the hope that it will be useful,
16 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 ** General Public License for more details.
21 /* ========================================================================= */
23 /* === H E A D E R S ======================================================= */
32 #include "canvasremove.h"
33 #include <synfigapp/canvasinterface.h>
35 #include <synfigapp/general.h>
41 using namespace synfig;
42 using namespace synfigapp;
43 using namespace Action;
45 /* === M A C R O S ========================================================= */
47 ACTION_INIT(Action::CanvasRemove);
48 ACTION_SET_NAME(Action::CanvasRemove,"CanvasRemove");
49 ACTION_SET_LOCAL_NAME(Action::CanvasRemove,N_("Remove Canvas"));
50 ACTION_SET_TASK(Action::CanvasRemove,"remove");
51 ACTION_SET_CATEGORY(Action::CanvasRemove,Action::CATEGORY_CANVAS);
52 ACTION_SET_PRIORITY(Action::CanvasRemove,0);
53 ACTION_SET_VERSION(Action::CanvasRemove,"0.0");
54 ACTION_SET_CVS_ID(Action::CanvasRemove,"$Id$");
56 /* === G L O B A L S ======================================================= */
58 /* === P R O C E D U R E S ================================================= */
60 /* === M E T H O D S ======================================================= */
62 Action::CanvasRemove::CanvasRemove()
67 Action::CanvasRemove::get_param_vocab()
69 ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
75 Action::CanvasRemove::is_candidate(const ParamList &x)
77 if(candidate_check(get_param_vocab(),x))
79 Canvas::Handle canvas=x.find("canvas")->second.get_canvas();
81 // We cannot remove the root canvas.
91 Action::CanvasRemove::set_param(const synfig::String& name, const Action::Param ¶m)
93 return Action::CanvasSpecific::set_param(name,param);
97 Action::CanvasRemove::is_ready()const
99 return Action::CanvasSpecific::is_ready();
103 Action::CanvasRemove::perform()
105 // We cannot remove the root canvas.
106 if(get_canvas()->is_root())
107 throw Error(_("You cannot remove the root canvas!"));
109 if(get_canvas()->is_inline())
110 throw Error(_("You cannot remove an inline canvas!"));
112 parent_canvas=get_canvas()->parent();
113 canvas_id=get_canvas()->get_id();
115 assert(parent_canvas);
117 parent_canvas->remove_child_canvas(get_canvas());
119 if(get_canvas_interface())
121 get_canvas_interface()->signal_canvas_removed()(get_canvas());
123 else synfig::warning("CanvasInterface not set on action");
127 Action::CanvasRemove::undo()
129 parent_canvas->add_child_canvas(get_canvas(), canvas_id);
131 if(get_canvas_interface())
133 get_canvas_interface()->signal_canvas_added()(get_canvas());
135 else synfig::warning("CanvasInterface not set on action");