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JUCE/examples/MidiTest/Source/MainComponent.h

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C++

/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2017 - ROLI Ltd.
JUCE is an open source library subject to commercial or open-source
licensing.
By using JUCE, you agree to the terms of both the JUCE 5 End-User License
Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
27th April 2017).
End User License Agreement: www.juce.com/juce-5-licence
Privacy Policy: www.juce.com/juce-5-privacy-policy
Or: You may also use this code under the terms of the GPL v3 (see
www.gnu.org/licenses).
JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
DISCLAIMED.
==============================================================================
*/
#pragma once
#include "JuceHeader.h"
//==============================================================================
class MidiDeviceListBox;
struct MidiDeviceListEntry;
//==============================================================================
class MainContentComponent : public Component,
private Timer,
private MidiKeyboardStateListener,
private MidiInputCallback,
private MessageListener,
private Button::Listener
{
public:
//==============================================================================
MainContentComponent ();
~MainContentComponent();
//==============================================================================
void timerCallback () override;
void handleNoteOn (MidiKeyboardState*, int midiChannel, int midiNoteNumber, float velocity) override;
void handleNoteOff (MidiKeyboardState*, int midiChannel, int midiNoteNumber, float velocity) override;
void handleMessage (const Message& msg) override;
void paint (Graphics& g) override;
void resized() override;
void buttonClicked (Button* buttonThatWasClicked) override;
void openDevice (bool isInput, int index);
void closeDevice (bool isInput, int index);
int getNumMidiInputs() const noexcept;
int getNumMidiOutputs() const noexcept;
ReferenceCountedObjectPtr<MidiDeviceListEntry> getMidiDevice (int index, bool isInputDevice) const noexcept;
private:
//==============================================================================
void handleIncomingMidiMessage (MidiInput *source, const MidiMessage &message) override;
void sendToOutputs(const MidiMessage& msg);
//==============================================================================
bool hasDeviceListChanged (const StringArray& deviceNames, bool isInputDevice);
ReferenceCountedObjectPtr<MidiDeviceListEntry> findDeviceWithName (const String& name, bool isInputDevice) const;
void closeUnpluggedDevices (StringArray& currentlyPluggedInDevices, bool isInputDevice);
void updateDeviceList (bool isInputDeviceList);
//==============================================================================
void addLabelAndSetStyle (Label& label);
//==============================================================================
Label midiInputLabel;
Label midiOutputLabel;
Label incomingMidiLabel;
Label outgoingMidiLabel;
MidiKeyboardState keyboardState;
MidiKeyboardComponent midiKeyboard;
TextEditor midiMonitor;
TextButton pairButton;
ScopedPointer<MidiDeviceListBox> midiInputSelector;
ScopedPointer<MidiDeviceListBox> midiOutputSelector;
ReferenceCountedArray<MidiDeviceListEntry> midiInputs;
ReferenceCountedArray<MidiDeviceListEntry> midiOutputs;
//==============================================================================
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (MainContentComponent)
};