rewrote management of MIDI-ports and MIDI-port subscriptions - now it's central and easy to use

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1088 0778d3d1-df1d-0410-868b-ea421aaaa00d
2008-06-07 21:21:04 +00:00
parent 231bef1349
commit 2cdf5c0b86
1 changed files with 105 additions and 0 deletions
--- a/src/gui/widgets/midi_port_menu.cpp
+++ b/src/gui/widgets/midi_port_menu.cpp
@@ -0,0 +1,105 @@
+/*
+ * midi_port_menu.cpp - a menu for subscribing a midiPort to several external
+ *                      MIDI ports
+ *
+ * Copyright (c) 2008 Tobias Doerffel <tobydox/at/users.sourceforge.net>
+ * 
+ * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
+ *
+ * This program 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.
+ *
+ * This program 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 this program (see COPYING); if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ */
+
+
+#include "midi_port_menu.h"
+#include "gui_templates.h"
+
+
+
+midiPortMenu::midiPortMenu( midiPort::Modes _mode ) :
+	modelView( NULL ),
+	m_mode( _mode )
+{
+	setFont( pointSize<9>( font() ) );
+	connect( this, SIGNAL( triggered( QAction * ) ),
+			this, SLOT( activatedPort( QAction * ) ) );
+}
+
+
+
+
+midiPortMenu::~midiPortMenu()
+{
+}
+
+
+
+
+void midiPortMenu::modelChanged( void )
+{
+	midiPort * mp = castModel<midiPort>();
+	if( m_mode == midiPort::Input )
+	{
+		connect( mp, SIGNAL( readablePortsChanged() ),
+				this, SLOT( updatePorts() ) );
+	}
+	else if( m_mode == midiPort::Output )
+	{
+		connect( mp, SIGNAL( writeablePortsChanged() ),
+			this, SLOT( updatePorts() ) );
+	}
+	updatePorts();
+}
+
+
+
+
+void midiPortMenu::activatedPort( QAction * _item )
+{
+	if( m_mode == midiPort::Input )
+	{
+		castModel<midiPort>()->subscribeReadablePort( _item->text(),
+							_item->isChecked() );
+	}
+	else if( m_mode == midiPort::Output )
+	{
+		castModel<midiPort>()->subscribeWriteablePort( _item->text(),
+							_item->isChecked() );
+	}
+}
+
+
+
+
+void midiPortMenu::updatePorts( void )
+{
+	midiPort * mp = castModel<midiPort>();
+	const midiPort::map & map = ( m_mode == midiPort::Input ) ?
+				mp->readablePorts() : mp->writablePorts();
+	clear();
+	for( midiPort::map::const_iterator it = map.begin();
+							it != map.end(); ++it )
+	{
+		QAction * a = addAction( it.key() );
+		a->setCheckable( TRUE );
+		a->setChecked( it.value() );
+	}
+}
+
+
+
+#include "midi_port_menu.moc"
+