qemu/include/ui/input.h
Philippe Voinov 9cfa7ab939 ui: Support non-zero minimum values for absolute input axes
This patch refactors ui/input.c to support absolute axis
minimum values other than 0. All dependent calls to qemu_input_queue_abs
have been updated to explicitly supply 0 as the axis minimum value.

Signed-off-by: Philippe Voinov <philippevoinov@gmail.com>
Message-id: 20170505133952.29885-1-philippevoinov@gmail.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2017-05-11 09:42:16 +02:00

72 lines
3.1 KiB
C

#ifndef INPUT_H
#define INPUT_H
#include "qapi-types.h"
#define INPUT_EVENT_MASK_KEY (1<<INPUT_EVENT_KIND_KEY)
#define INPUT_EVENT_MASK_BTN (1<<INPUT_EVENT_KIND_BTN)
#define INPUT_EVENT_MASK_REL (1<<INPUT_EVENT_KIND_REL)
#define INPUT_EVENT_MASK_ABS (1<<INPUT_EVENT_KIND_ABS)
#define INPUT_EVENT_ABS_MIN 0x0000
#define INPUT_EVENT_ABS_MAX 0x7FFF
typedef struct QemuInputHandler QemuInputHandler;
typedef struct QemuInputHandlerState QemuInputHandlerState;
typedef void (*QemuInputHandlerEvent)(DeviceState *dev, QemuConsole *src,
InputEvent *evt);
typedef void (*QemuInputHandlerSync)(DeviceState *dev);
struct QemuInputHandler {
const char *name;
uint32_t mask;
QemuInputHandlerEvent event;
QemuInputHandlerSync sync;
};
QemuInputHandlerState *qemu_input_handler_register(DeviceState *dev,
QemuInputHandler *handler);
void qemu_input_handler_activate(QemuInputHandlerState *s);
void qemu_input_handler_deactivate(QemuInputHandlerState *s);
void qemu_input_handler_unregister(QemuInputHandlerState *s);
void qemu_input_handler_bind(QemuInputHandlerState *s,
const char *device_id, int head,
Error **errp);
void qemu_input_event_send(QemuConsole *src, InputEvent *evt);
void qemu_input_event_send_impl(QemuConsole *src, InputEvent *evt);
void qemu_input_event_sync(void);
void qemu_input_event_sync_impl(void);
InputEvent *qemu_input_event_new_key(KeyValue *key, bool down);
void qemu_input_event_send_key(QemuConsole *src, KeyValue *key, bool down);
void qemu_input_event_send_key_number(QemuConsole *src, int num, bool down);
void qemu_input_event_send_key_qcode(QemuConsole *src, QKeyCode q, bool down);
void qemu_input_event_send_key_delay(uint32_t delay_ms);
int qemu_input_key_number_to_qcode(uint8_t nr);
int qemu_input_key_value_to_number(const KeyValue *value);
int qemu_input_key_value_to_qcode(const KeyValue *value);
int qemu_input_key_value_to_scancode(const KeyValue *value, bool down,
int *codes);
InputEvent *qemu_input_event_new_btn(InputButton btn, bool down);
void qemu_input_queue_btn(QemuConsole *src, InputButton btn, bool down);
void qemu_input_update_buttons(QemuConsole *src, uint32_t *button_map,
uint32_t button_old, uint32_t button_new);
bool qemu_input_is_absolute(void);
int qemu_input_scale_axis(int value,
int min_in, int max_in,
int min_out, int max_out);
InputEvent *qemu_input_event_new_move(InputEventKind kind,
InputAxis axis, int value);
void qemu_input_queue_rel(QemuConsole *src, InputAxis axis, int value);
void qemu_input_queue_abs(QemuConsole *src, InputAxis axis, int value,
int min_in, int max_in);
void qemu_input_check_mode_change(void);
void qemu_add_mouse_mode_change_notifier(Notifier *notify);
void qemu_remove_mouse_mode_change_notifier(Notifier *notify);
#endif /* INPUT_H */