Mercurial > octave
view libinterp/corefcn/gtk-manager.cc @ 32046:39700c1ea93e
maint: merge stable to default
author | Rik <rik@octave.org> |
---|---|
date | Thu, 20 Apr 2023 18:59:26 -0700 |
parents | 21f9b34eb893 |
children | 2e484f9f1f18 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 2007-2023 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // 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 "interpreter.h" #include "graphics-toolkit.h" #include "gtk-manager.h" #include "ovl.h" OCTAVE_BEGIN_NAMESPACE(octave) graphics_toolkit gtk_manager::get_toolkit () const { graphics_toolkit retval; if (m_dtk.empty ()) error ("no graphics toolkits are available!"); auto pl = m_loaded_toolkits.find (m_dtk); if (pl == m_loaded_toolkits.end ()) { auto pa = m_available_toolkits.find (m_dtk); if (pa == m_available_toolkits.end ()) error ("default graphics toolkit '%s' is not available!", m_dtk.c_str ()); octave_value_list args; args(0) = m_dtk; m_interpreter.feval ("graphics_toolkit", args); pl = m_loaded_toolkits.find (m_dtk); if (pl == m_loaded_toolkits.end ()) error ("failed to load %s graphics toolkit", m_dtk.c_str ()); retval = pl->second; } else retval = pl->second; return retval; } void gtk_manager::register_toolkit (const std::string& name) { if (m_dtk.empty () || name == "qt" || (name == "fltk" && m_available_toolkits.find ("qt") == m_available_toolkits.end ())) m_dtk = name; m_available_toolkits.insert (name); } void gtk_manager::unregister_toolkit (const std::string& name) { m_available_toolkits.erase (name); if (m_dtk == name) { if (m_available_toolkits.empty ()) m_dtk.clear (); else { auto pa = m_available_toolkits.cbegin (); m_dtk = *pa++; while (pa != m_available_toolkits.cend ()) { std::string tk_name = *pa++; if (tk_name == "qt" || (tk_name == "fltk" && (m_available_toolkits.find ("qt") == m_available_toolkits.cend ()))) m_dtk = tk_name; } } } } OCTAVE_END_NAMESPACE(octave)