/[svn]/linuxsampler/trunk/src/drivers/midi/MidiInputDevicePlugin.h
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Contents of /linuxsampler/trunk/src/drivers/midi/MidiInputDevicePlugin.h

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Revision 1934 - (show annotations) (download) (as text)
Sun Jul 12 10:35:55 2009 UTC (14 years, 9 months ago) by schoenebeck
File MIME type: text/x-c++hdr
File size: 3348 byte(s)
* bugfix: don't allow to create or destroy audio devices and MIDI devices
  of host plugin implementations (e.g VST, AU, DSSI, LV2) on their own,
  as they only exist in the context of the plugin instance and would
  otherwise crash the application

1 /***************************************************************************
2 * *
3 * Copyright (C) 2008 - 2009 Andreas Persson *
4 * *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
9 * *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
14 * *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the Free Software *
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, *
18 * MA 02110-1301 USA *
19 ***************************************************************************/
20
21 #ifndef LS_MIDIINPUTDEVICEPLUGIN_H
22 #define LS_MIDIINPUTDEVICEPLUGIN_H
23
24 #include "MidiInputDevice.h"
25
26 namespace LinuxSampler {
27
28 /** Plugin MIDI input driver
29 *
30 * Implements MIDI input when LinuxSampler is running as a plugin.
31 *
32 * The plugin implementation is given access to the MidiInputPort,
33 * to which MIDI events can be dispatched.
34 */
35 class MidiInputDevicePlugin : public MidiInputDevice {
36 public:
37 MidiInputDevicePlugin(std::map<String, DeviceCreationParameter*> Parameters,
38 void* pSampler);
39 ~MidiInputDevicePlugin();
40
41 /**
42 * MIDI Port implementation for the plugin MIDI input driver.
43 */
44 class MidiInputPortPlugin : public MidiInputPort {
45 protected:
46 MidiInputPortPlugin(MidiInputDevicePlugin* pDevice, int portNumber);
47 friend class MidiInputDevicePlugin;
48 };
49
50 /**
51 * Device Parameter 'PORTS'
52 */
53 class ParameterPortsPlugin : public ParameterPorts {
54 public:
55 ParameterPortsPlugin() : ParameterPorts() { }
56 ParameterPortsPlugin(String s) : ParameterPorts(s) { }
57 virtual bool Fix() { return true; }
58 };
59
60 // derived abstract methods from class 'MidiInputDevice'
61 void Listen();
62 void StopListen();
63 String Driver();
64 bool isAutonomousDevice();
65 static String Name();
66 static String Version();
67 static String Description();
68 MidiInputPort* CreateMidiPort();
69 static bool isAutonomousDriver();
70
71 /**
72 * Returns the MIDI port to which events can be dispatched.
73 *
74 * @returns MIDI port
75 */
76 MidiInputPort* Port() {
77 return Ports[0];
78 }
79
80 static void DeleteMidiPort(MidiInputPort* pPort);
81 };
82 }
83
84 #endif

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