Mercurial > octave
view libinterp/corefcn/gtk-manager.cc @ 27919:1891570abac8
update Octave Project Developers copyright for the new year
In files that have the "Octave Project Developers" copyright notice,
update for 2020.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Mon, 06 Jan 2020 22:29:51 -0500 |
parents | b442ec6dda5c |
children | bd51beb6205e |
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/* Copyright (C) 2007-2020 The Octave Project Developers See the file COPYRIGHT.md in the top-level directory of this distribution or <https://octave.org/COPYRIGHT.html/>. This file is part of Octave. Octave 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 3 of the License, or (at your option) any later version. Octave 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 Octave; see the file COPYING. If not, see <https://www.gnu.org/licenses/>. */ #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include "error.h" #include "graphics-toolkit.h" #include "gtk-manager.h" #include "ovl.h" #include "parse.h" namespace octave { graphics_toolkit gtk_manager::get_toolkit (void) const { graphics_toolkit retval; if (dtk.empty ()) error ("no graphics toolkits are available!"); auto pl = loaded_toolkits.find (dtk); if (pl == loaded_toolkits.end ()) { auto pa = available_toolkits.find (dtk); if (pa == available_toolkits.end ()) error ("default graphics toolkit '%s' is not available!", dtk.c_str ()); octave_value_list args; args(0) = dtk; feval ("graphics_toolkit", args); pl = loaded_toolkits.find (dtk); if (pl == loaded_toolkits.end ()) error ("failed to load %s graphics toolkit", dtk.c_str ()); retval = pl->second; } else retval = pl->second; return retval; } void gtk_manager::register_toolkit (const std::string& name) { if (dtk.empty () || name == "qt" || (name == "fltk" && available_toolkits.find ("qt") == available_toolkits.end ())) dtk = name; available_toolkits.insert (name); } void gtk_manager::unregister_toolkit (const std::string& name) { available_toolkits.erase (name); if (dtk == name) { if (available_toolkits.empty ()) dtk.clear (); else { auto pa = available_toolkits.cbegin (); dtk = *pa++; while (pa != available_toolkits.cend ()) { std::string tk_name = *pa++; if (tk_name == "qt" || (tk_name == "fltk" && (available_toolkits.find ("qt") == available_toolkits.cend ()))) dtk = tk_name; } } } } }