mirror of
https://github.com/DSheirer/sdrtrunk.git
synced 2026-11-12 08:37:25 -05:00
4be63d4b95
-Started work on new channel editor channel viewer/controller -Removed a number of unused buffer package classes -Moved automatic frequency control to be a module and removed special handling -Added IUnfilteredRealBufferListener & Provider interfaces -Completely removed the ResourceManager class
72 lines
2.3 KiB
Java
72 lines
2.3 KiB
Java
/*******************************************************************************
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* SDR Trunk
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* Copyright (C) 2015 Dennis Sheirer
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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 this program. If not, see <http://www.gnu.org/licenses/>
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******************************************************************************/
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package controller.channel;
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import controller.channel.ChannelEvent.Event;
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public class ChannelSelectionManager implements ChannelEventListener
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{
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private IChannelEventBroadcaster mChannelEventBroadcaster;
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private Channel mSelectedChannel = null;
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/**
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* Manages channel selection state to ensure that only one channel is ever
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* in a selected state.
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*/
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public ChannelSelectionManager( IChannelEventBroadcaster broadcaster )
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{
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mChannelEventBroadcaster = broadcaster;
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}
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@Override
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public void channelChanged( ChannelEvent event )
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{
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switch( event.getEvent() )
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{
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case REQUEST_SELECT:
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if( mSelectedChannel != null )
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{
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mSelectedChannel.setSelected( false );
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mChannelEventBroadcaster.broadcast( new ChannelEvent( mSelectedChannel,
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Event.NOTIFICATION_SELECTION_CHANGE ) );
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mSelectedChannel = null;
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}
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mSelectedChannel = event.getChannel();
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mSelectedChannel.setSelected( true );
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mChannelEventBroadcaster.broadcast( new ChannelEvent( event.getChannel(),
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Event.NOTIFICATION_SELECTION_CHANGE ) );
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break;
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case NOTIFICATION_PROCESSING_STOP:
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case REQUEST_DESELECT:
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if( mSelectedChannel != null &&
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mSelectedChannel == event.getChannel() )
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{
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mSelectedChannel.setSelected( false );
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mSelectedChannel = null;
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mChannelEventBroadcaster.broadcast( new ChannelEvent( event.getChannel(),
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Event.NOTIFICATION_SELECTION_CHANGE ) );
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}
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break;
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default:
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break;
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}
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}
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}
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