Sebastian
90 lines
2.9 KiB
C++
90 lines
2.9 KiB
C++
#pragma once
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#include <libremidi/config.hpp>
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#include <functional>
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#include <stdexcept>
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#include <string_view>
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namespace libremidi
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{
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//! Defines various error types.
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enum midi_error
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{
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WARNING, /*!< A non-critical error. */
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UNSPECIFIED, /*!< The default, unspecified error type. */
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NO_DEVICES_FOUND, /*!< No devices found on system. */
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INVALID_DEVICE, /*!< An invalid device ID was specified. */
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MEMORY_ERROR, /*!< An error occured during memory allocation. */
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INVALID_PARAMETER, /*!< An invalid parameter was specified to a function. */
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INVALID_USE, /*!< The function was called incorrectly. */
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DRIVER_ERROR, /*!< A system driver error occured. */
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SYSTEM_ERROR, /*!< A system error occured. */
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THREAD_ERROR /*!< A thread error occured. */
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};
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//! Base exception class for MIDI problems
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struct LIBREMIDI_EXPORT midi_exception : public std::runtime_error
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{
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using std::runtime_error::runtime_error;
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~midi_exception() override;
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};
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struct LIBREMIDI_EXPORT no_devices_found_error final : public midi_exception
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{
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static constexpr auto code = midi_error::NO_DEVICES_FOUND;
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using midi_exception::midi_exception;
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~no_devices_found_error() override;
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};
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struct LIBREMIDI_EXPORT invalid_device_error final : public midi_exception
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{
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static constexpr auto code = midi_error::INVALID_DEVICE;
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using midi_exception::midi_exception;
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~invalid_device_error() override;
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};
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struct LIBREMIDI_EXPORT memory_error final : public midi_exception
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{
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static constexpr auto code = midi_error::MEMORY_ERROR;
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using midi_exception::midi_exception;
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~memory_error() override;
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};
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struct LIBREMIDI_EXPORT invalid_parameter_error final : public midi_exception
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{
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static constexpr auto code = midi_error::INVALID_PARAMETER;
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using midi_exception::midi_exception;
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~invalid_parameter_error() override;
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};
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struct LIBREMIDI_EXPORT invalid_use_error final : public midi_exception
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{
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static constexpr auto code = midi_error::INVALID_USE;
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using midi_exception::midi_exception;
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~invalid_use_error() override;
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};
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struct LIBREMIDI_EXPORT driver_error final : public midi_exception
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{
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static constexpr auto code = midi_error::DRIVER_ERROR;
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using midi_exception::midi_exception;
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~driver_error() override;
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};
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struct LIBREMIDI_EXPORT system_error final : public midi_exception
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{
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static constexpr auto code = midi_error::SYSTEM_ERROR;
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using midi_exception::midi_exception;
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~system_error() override;
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};
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struct LIBREMIDI_EXPORT thread_error final : public midi_exception
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{
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static constexpr auto code = midi_error::THREAD_ERROR;
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using midi_exception::midi_exception;
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~thread_error() override;
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};
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/*! \brief Error callback function
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\param type Type of error.
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\param errorText Error description.
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Note that class behaviour is undefined after a critical error (not
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a warning) is reported.
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*/
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using midi_error_callback = std::function<void(midi_error type, std::string_view errorText)>;
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}
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