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author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2012-10-29 14:03:10 -0500 |
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committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2012-10-29 14:03:10 -0500 |
commit | 0bf8ed2645fa9721cdf2ebab5e81307e1649b967 (patch) | |
tree | d9c0d0e0c1d6d7090a32771266eb709bfcfb508a /tdegtk/tdegtk-signals.cpp | |
parent | 623f11f6000cb2f05f51c81e7a1c6fc02ce21907 (diff) | |
download | gtk3-tqt-engine-0bf8ed2645fa9721cdf2ebab5e81307e1649b967.tar.gz gtk3-tqt-engine-0bf8ed2645fa9721cdf2ebab5e81307e1649b967.zip |
A few widgets are now working somewhat
Diffstat (limited to 'tdegtk/tdegtk-signals.cpp')
-rw-r--r-- | tdegtk/tdegtk-signals.cpp | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/tdegtk/tdegtk-signals.cpp b/tdegtk/tdegtk-signals.cpp new file mode 100644 index 0000000..131de88 --- /dev/null +++ b/tdegtk/tdegtk-signals.cpp @@ -0,0 +1,89 @@ + +/* +* this file was largely taken from the oxygen gtk engine +* Copyright (c) 2010 Hugo Pereira Da Costa <hugo@oxygen-icons.org> +* +* This library is free software; you can redistribute it and/or +* modify it under the terms of the GNU Lesser General Public +* License as published by the Free Software Foundation; either +* version 2 of the License, or(at your option ) any later version. +* +* This library 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 +* Lesser General Public License for more details. +* +* You should have received a copy of the GNU Lesser General Public +* License along with this library; if not, write to the Free +* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, +* MA 02110-1301, USA. +*/ + +#include "tdegtk-signals.h" +#include "../config.h" + +#include <iostream> + + + #if OXYGEN_DEBUG + static int counter( 0 ); + #endif + + //____________________________________________________________________ + bool Signal::connect( GObject* object, const std::string& signal, GCallback callback, gpointer data, bool after ) + { + // make sure that signal is not already connected + assert( _object == 0L && _id == 0 ); + + // check object + if( !object ) return false; + + // first try lookup signal + if( !g_signal_lookup( signal.c_str(), G_OBJECT_TYPE(object) ) ) + { + + #if OXYGEN_DEBUG + std::cerr << "Oxygen::Signal::connect - signal " << signal << " not installed on widget " << object << std::endl; + #endif + + return false; + + } + + // store attributes and create connection + _object = object; + if(after) _id = g_signal_connect_after( object, signal.c_str(), callback, data ); + else _id = g_signal_connect( object, signal.c_str(), callback, data ); + + #if OXYGEN_DEBUG + ++counter; + std::cerr << "Oxygen::Signal::connect - _id: " << _id << " counter: " << counter << std::endl; + #endif + + return true; + + } + + //____________________________________________________________________ + void Signal::disconnect( void ) + { + + // disconnect signal + if( _object && _id > 0 ) + { + + #if OXYGEN_DEBUG + --counter; + std::cerr << "Oxygen::Signal::disconnect - _id: " << _id << " counter: " << counter << std::endl; + #endif + + g_signal_handler_disconnect( _object, _id ); + + } + + // reset members + _object = 0L; + _id = 0; + + } + |