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iliev |
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/* |
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* JSampler - a java front-end for LinuxSampler |
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* |
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* Copyright (C) 2011 Grigor Iliev <grigor@grigoriliev.com> |
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* |
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* This file is part of JSampler. |
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* |
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* JSampler is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 |
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* as published by the Free Software Foundation. |
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* |
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* JSampler is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with JSampler; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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package org.jsampler.android.view; |
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import static org.jsampler.android.view.AndroidI18n.i18n; |
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import org.jsampler.CC; |
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import org.jsampler.MidiDeviceModel; |
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import org.jsampler.event.MidiDeviceEvent; |
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import org.jsampler.event.MidiDeviceListener; |
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import android.util.Log; |
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public class MidiChannelSpinnerAdapter extends AbstractSpinnerAdapter<String> implements MidiDeviceListener { |
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public static final String[] channels = new String[17]; |
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static { |
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channels[0] = i18n.getLabel("MidiChannelSpinnerAdapter.allChannels"); |
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for(int i = 1; i < channels.length; i++) { |
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channels[i] = i18n.getLabel("MidiChannelSpinnerAdapter.channel", i); |
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} |
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} |
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private MidiDeviceModel midiDev = null; |
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@Override |
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public int |
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size() { return midiDev == null ? 0 : channels.length; } |
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@Override |
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public Object |
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get(int position) { return channels[position]; } |
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public String |
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getEmptyItemText() { return i18n.getLabel("MidiChannelSpinnerAdapter.selectChannel"); } |
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public String |
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getItemText(int position) { |
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return getItem(position).toString(); |
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} |
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public void |
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setMidiDevice(int devId) { |
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if(midiDev == null) { |
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if(devId == -1) return; |
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changeMidiDevice(CC.getSamplerModel().getMidiDeviceById(devId)); |
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} else { |
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MidiDeviceModel newDev; |
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if(devId == -1) { |
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newDev = null; |
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} else { |
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newDev = CC.getSamplerModel().getMidiDeviceById(devId); |
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if(newDev == null) Log.w("MidiPortSpinnerAdapter", "Unknown MIDI device - this is a bug!"); |
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} |
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if(newDev != null && midiDev.getDeviceId() == newDev.getDeviceId()) return; |
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changeMidiDevice(newDev); |
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} |
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} |
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private void |
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changeMidiDevice(MidiDeviceModel newDev) { |
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if(midiDev != null) midiDev.removeMidiDeviceListener(this); |
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midiDev = newDev; |
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if(midiDev != null) midiDev.addMidiDeviceListener(this); |
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notifyDataSetChanged(); |
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} |
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@Override |
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public void |
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settingsChanged(MidiDeviceEvent e) { |
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notifyDataSetChanged(); |
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} |
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} |
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