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author | David Robillard <d@drobilla.net> | 2011-05-20 03:27:08 +0000 |
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committer | David Robillard <d@drobilla.net> | 2011-05-20 03:27:08 +0000 |
commit | 4999a7199470ee751d710cfca2a39b4fdc561a82 (patch) | |
tree | 9c3d83689ec89037c3ba22f3f5940857513ae189 /src/gui/WidgetFactory.cpp | |
parent | b5bbad8f77e65f8fc8655287f0d2004ebee7c787 (diff) | |
download | ingen-4999a7199470ee751d710cfca2a39b4fdc561a82.tar.gz ingen-4999a7199470ee751d710cfca2a39b4fdc561a82.tar.bz2 ingen-4999a7199470ee751d710cfca2a39b4fdc561a82.zip |
Remove dependency on glade and glademm (migrate to GtkBuilder).
git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@3295 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/gui/WidgetFactory.cpp')
-rw-r--r-- | src/gui/WidgetFactory.cpp | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/gui/WidgetFactory.cpp b/src/gui/WidgetFactory.cpp new file mode 100644 index 00000000..9579a1e1 --- /dev/null +++ b/src/gui/WidgetFactory.cpp @@ -0,0 +1,84 @@ +/* This file is part of Ingen. + * Copyright 2007-2011 David Robillard <http://drobilla.net> + * + * Ingen 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 2 of the License, or (at your option) any later + * version. + * + * Ingen 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 details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "WidgetFactory.hpp" +#include <fstream> +#include "raul/log.hpp" +#include "ingen-config.h" +#include "shared/runtime_paths.hpp" + +using namespace std; +using namespace Raul; + +namespace Ingen { +namespace GUI { + +Glib::ustring WidgetFactory::ui_filename = ""; + +inline static bool +is_readable(const std::string& filename) +{ + std::ifstream fs(filename.c_str()); + const bool fail = fs.fail(); + fs.close(); + return !fail; +} + +void +WidgetFactory::find_ui_file() +{ + // Try file in bundle (directory where executable resides) + ui_filename = Shared::bundle_file_path("ingen_gui.ui"); + if (is_readable(ui_filename)) + return; + + // Try ENGINE_UI_PATH from the environment + const char* const env_path = getenv("INGEN_UI_PATH"); + if (env_path && is_readable(env_path)) { + ui_filename = env_path; + return; + } + + // Try the default system installed path + ui_filename = Shared::data_file_path("ingen_gui.ui"); + if (is_readable(ui_filename)) + return; + + error << "[WidgetFactory] Unable to find ingen_gui.ui in " + << INGEN_DATA_DIR << endl; + throw std::runtime_error("Unable to find UI file"); +} + +Glib::RefPtr<Gtk::Builder> +WidgetFactory::create(const string& toplevel_widget) +{ + if (ui_filename.empty()) + find_ui_file(); + + try { + if (toplevel_widget.empty()) + return Gtk::Builder::create_from_file(ui_filename); + else + return Gtk::Builder::create_from_file(ui_filename, toplevel_widget.c_str()); + } catch (const Gtk::BuilderError& ex) { + error << "[WidgetFactory] " << ex.what() << endl; + throw ex; + } +} + +} // namespace GUI +} // namespace Ingen |