--- /dev/null
+/* === S I N F G =========================================================== */
+/*! \file canvasremove.cpp
+** \brief Template File
+**
+** $Id: canvasremove.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $
+**
+** \legal
+** Copyright (c) 2002 Robert B. Quattlebaum Jr.
+**
+** This software and associated documentation
+** are CONFIDENTIAL and PROPRIETARY property of
+** the above-mentioned copyright holder.
+**
+** You may not copy, print, publish, or in any
+** other way distribute this software without
+** a prior written agreement with
+** the copyright holder.
+** \endlegal
+*/
+/* ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#ifdef USING_PCH
+# include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "canvasremove.h"
+#include <sinfgapp/canvasinterface.h>
+
+#endif
+
+using namespace std;
+using namespace etl;
+using namespace sinfg;
+using namespace sinfgapp;
+using namespace Action;
+
+/* === M A C R O S ========================================================= */
+
+ACTION_INIT(Action::CanvasRemove);
+ACTION_SET_NAME(Action::CanvasRemove,"canvas_remove");
+ACTION_SET_LOCAL_NAME(Action::CanvasRemove,"Remove Canvas");
+ACTION_SET_TASK(Action::CanvasRemove,"remove");
+ACTION_SET_CATEGORY(Action::CanvasRemove,Action::CATEGORY_CANVAS);
+ACTION_SET_PRIORITY(Action::CanvasRemove,0);
+ACTION_SET_VERSION(Action::CanvasRemove,"0.0");
+ACTION_SET_CVS_ID(Action::CanvasRemove,"$Id: canvasremove.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $");
+
+/* === G L O B A L S ======================================================= */
+
+/* === P R O C E D U R E S ================================================= */
+
+/* === M E T H O D S ======================================================= */
+
+Action::CanvasRemove::CanvasRemove()
+{
+}
+
+Action::ParamVocab
+Action::CanvasRemove::get_param_vocab()
+{
+ ParamVocab ret(Action::CanvasSpecific::get_param_vocab());
+
+ return ret;
+}
+
+bool
+Action::CanvasRemove::is_canidate(const ParamList &x)
+{
+ if(canidate_check(get_param_vocab(),x))
+ {
+ Canvas::Handle canvas=x.find("canvas")->second.get_canvas();
+ assert(canvas);
+ // We cannot remove the root canvas.
+ if(canvas->is_root())
+ return false;
+
+ return true;
+ }
+ return false;
+}
+
+bool
+Action::CanvasRemove::set_param(const sinfg::String& name, const Action::Param ¶m)
+{
+ return Action::CanvasSpecific::set_param(name,param);
+}
+
+bool
+Action::CanvasRemove::is_ready()const
+{
+ return Action::CanvasSpecific::is_ready();
+}
+
+void
+Action::CanvasRemove::perform()
+{
+ // We cannot remove the root canvas.
+ if(get_canvas()->is_root())
+ throw Error(_("You cannot remove the root canvas!"));
+
+ if(get_canvas()->is_inline())
+ throw Error(_("You cannot remove an inline canvas!"));
+
+ parent_canvas=get_canvas()->parent();
+ canvas_id=get_canvas()->get_id();
+
+ assert(parent_canvas);
+
+ parent_canvas->remove_child_canvas(get_canvas());
+
+ if(get_canvas_interface())
+ {
+ get_canvas_interface()->signal_canvas_removed()(get_canvas());
+ }
+ else sinfg::warning("CanvasInterface not set on action");
+}
+
+void
+Action::CanvasRemove::undo()
+{
+ parent_canvas->add_child_canvas(get_canvas(), canvas_id);
+
+ if(get_canvas_interface())
+ {
+ get_canvas_interface()->signal_canvas_added()(get_canvas());
+ }
+ else sinfg::warning("CanvasInterface not set on action");
+}