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Automatically connect midi input devices on mobile in standalone filter apps

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This commit is contained in:
hogliux 2016-08-05 16:20:23 +01:00
parent 5ba1723512
commit aa150395f4
1 changed files with 52 additions and 0 deletions
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52
modules/juce_audio_plugin_client/Standalone/juce_StandaloneFilterWindow.h
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@ -34,6 +34,9 @@
computer's audio/MIDI devices using AudioDeviceManager and AudioProcessorPlayer.
*/
class StandalonePluginHolder
#if JUCE_IOS || JUCE_ANDROID
: private Timer
#endif
{
public:
/** Creates an instance of the default plugin.
@ -61,10 +64,18 @@ public:
setupAudioDevices (preferredDefaultDeviceName, preferredSetupOptions);
reloadPluginState();
startPlaying();
#if JUCE_IOS || JUCE_ANDROID
startTimer (500);
#endif
}
virtual ~StandalonePluginHolder()
{
#if JUCE_IOS || JUCE_ANDROID
stopTimer();
#endif
deletePlugin();
shutDownAudioDevices();
}
@ -265,6 +276,10 @@ public:
AudioDeviceManager deviceManager;
AudioProcessorPlayer player;
#if JUCE_IOS || JUCE_ANDROID
StringArray lastMidiDevices;
#endif
private:
void setupAudioDevices (const String& preferredDefaultDeviceName,
const AudioDeviceManager::AudioDeviceSetup* preferredSetupOptions)
@ -283,6 +298,43 @@ private:
deviceManager.removeAudioCallback (&player);
}
#if JUCE_IOS || JUCE_ANDROID
void timerCallback() override
{
StringArray midiInputDevices = MidiInput::getDevices();
if (midiInputDevices != lastMidiDevices)
{
{
const int n = lastMidiDevices.size();
for (int i = 0; i < n; ++i)
{
const String& oldDevice = lastMidiDevices[i];
if (! midiInputDevices.contains (oldDevice))
{
deviceManager.setMidiInputEnabled (oldDevice, false);
deviceManager.removeMidiInputCallback (oldDevice, &player);
}
}
}
{
const int n = midiInputDevices.size();
for (int i = 0; i < n; ++i)
{
const String& newDevice = midiInputDevices[i];
if (! lastMidiDevices.contains (newDevice))
{
deviceManager.addMidiInputCallback (newDevice, &player);
deviceManager.setMidiInputEnabled (newDevice, true);
}
}
}
}
}
#endif
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (StandalonePluginHolder)
};