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// license:BSD-3-Clause
// copyright-holders:Vas Crabb, Sergey Svishchev
#ifndef MAME_MACHINE_GRIDKEYB_H
#define MAME_MACHINE_GRIDKEYB_H
#pragma once
#include "machine/keyboard.h"
/***************************************************************************
DEVICE TYPE GLOBALS
***************************************************************************/
DECLARE_DEVICE_TYPE(GRID_KEYBOARD, grid_keyboard_device)
/***************************************************************************
REUSABLE I/O PORTS
***************************************************************************/
INPUT_PORTS_EXTERN( grid_keyboard );
/***************************************************************************
TYPE DECLARATIONS
***************************************************************************/
class grid_keyboard_device : public device_t, protected device_matrix_keyboard_interface<4U>
{
public:
typedef device_delegate<void (u16 character)> output_delegate;
grid_keyboard_device(
const machine_config &mconfig,
const char *tag,
device_t *owner,
u32 clock);
template <typename... T>
void set_keyboard_callback(T &&... args)
{
m_keyboard_cb.set(std::forward<T>(args)...);
}
virtual ioport_constructor device_input_ports() const override;
protected:
grid_keyboard_device(
const machine_config &mconfig,
device_type type,
char const *tag,
device_t *owner,
u32 clock);
virtual void device_start() override;
virtual void device_reset() override;
virtual void key_make(u8 row, u8 column) override;
virtual void key_repeat(u8 row, u8 column) override;
virtual void send_key(u16 code);
virtual bool translate(u8 code, u16 &translated) const;
required_ioport m_config;
required_ioport m_modifiers;
private:
virtual void will_scan_row(u8 row) override;
void typematic();
void send_translated(u8 code);
attotime typematic_delay() const;
attotime typematic_period() const;
u16 m_last_modifiers;
output_delegate m_keyboard_cb;
};
#endif // MAME_MACHINE_GRIDKEYB_H
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