haiku/headers/os/interface/Input.h

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/******************************************************************************
/
/ File: Input.h
/
/ Description: Functions and class to manage input devices.
/
/ Copyright 1998, Be Incorporated, All Rights Reserved.
/
******************************************************************************/
#ifndef _INPUT_H
#define _INPUT_H
#include <BeBuild.h>
#include <Messenger.h>
#include <SupportDefs.h>
enum input_method_op {
B_INPUT_METHOD_STARTED = 0,
B_INPUT_METHOD_STOPPED = 1,
B_INPUT_METHOD_CHANGED = 2,
B_INPUT_METHOD_LOCATION_REQUEST = 3
};
enum input_device_type {
B_POINTING_DEVICE = 0,
B_KEYBOARD_DEVICE = 1,
B_UNDEFINED_DEVICE = 2
};
/*
what == B_INPUT_DEVICES_CHANGED
FindString("name", name_of_device);
FindInt32("opcode", input_device_notification);
*/
enum input_device_notification {
B_INPUT_DEVICE_ADDED = 0x0001,
B_INPUT_DEVICE_STARTED = 0x0002,
B_INPUT_DEVICE_STOPPED = 0x0004,
B_INPUT_DEVICE_REMOVED = 0x0008
};
class BInputDevice;
_IMPEXP_BE BInputDevice* find_input_device(const char *name);
_IMPEXP_BE status_t get_input_devices(BList *list);
_IMPEXP_BE status_t watch_input_devices(BMessenger target, bool start);
class BInputDevice {
public:
~BInputDevice();
const char* Name() const;
input_device_type Type() const;
bool IsRunning() const;
status_t Start();
status_t Stop();
status_t Control(uint32 code,
BMessage *message);
static status_t Start(input_device_type type);
static status_t Stop(input_device_type type);
static status_t Control(input_device_type type,
uint32 code,
BMessage *message);
private:
friend BInputDevice* find_input_device(const char *name);
friend status_t get_input_devices(BList *list);
BInputDevice();
void set_name_and_type(const char *name,
input_device_type type);
char* fName;
input_device_type fType;
uint32 _reserved[4];
};
#endif