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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) 2015 - ROLI Ltd.
Permission is granted to use this software under the terms of either:
a) the GPL v2 (or any later version)
b) the Affero GPL v3
Details of these licenses can be found at: www.gnu.org/licenses
JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
------------------------------------------------------------------------------
To release a closed-source product which uses JUCE, commercial licenses are
available: visit www.juce.com for more information.
==============================================================================
*/
#pragma once
#include "JuceHeader.h"
//==============================================================================
class MidiDeviceListBox;
struct MidiDeviceListEntry;
//==============================================================================
class MainContentComponent : public Component,
private Timer,
private MidiKeyboardStateListener,
private MidiInputCallback,
private MessageListener,
private ButtonListener
{
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)
};