xref: /openbmc/qemu/include/ui/input.h (revision 502d0f36)
1 #ifndef INPUT_H
2 #define INPUT_H
3 
4 #include "qapi-types.h"
5 
6 #define INPUT_EVENT_MASK_KEY   (1<<INPUT_EVENT_KIND_KEY)
7 #define INPUT_EVENT_MASK_BTN   (1<<INPUT_EVENT_KIND_BTN)
8 #define INPUT_EVENT_MASK_REL   (1<<INPUT_EVENT_KIND_REL)
9 #define INPUT_EVENT_MASK_ABS   (1<<INPUT_EVENT_KIND_ABS)
10 
11 #define INPUT_EVENT_ABS_MIN    0x0000
12 #define INPUT_EVENT_ABS_MAX    0x7FFF
13 
14 typedef struct QemuInputHandler QemuInputHandler;
15 typedef struct QemuInputHandlerState QemuInputHandlerState;
16 
17 typedef void (*QemuInputHandlerEvent)(DeviceState *dev, QemuConsole *src,
18                                       InputEvent *evt);
19 typedef void (*QemuInputHandlerSync)(DeviceState *dev);
20 
21 struct QemuInputHandler {
22     const char             *name;
23     uint32_t               mask;
24     QemuInputHandlerEvent  event;
25     QemuInputHandlerSync   sync;
26 };
27 
28 QemuInputHandlerState *qemu_input_handler_register(DeviceState *dev,
29                                                    QemuInputHandler *handler);
30 void qemu_input_handler_activate(QemuInputHandlerState *s);
31 void qemu_input_handler_deactivate(QemuInputHandlerState *s);
32 void qemu_input_handler_unregister(QemuInputHandlerState *s);
33 void qemu_input_handler_bind(QemuInputHandlerState *s,
34                              const char *device_id, int head,
35                              Error **errp);
36 void qemu_input_event_send(QemuConsole *src, InputEvent *evt);
37 void qemu_input_event_send_impl(QemuConsole *src, InputEvent *evt);
38 void qemu_input_event_sync(void);
39 void qemu_input_event_sync_impl(void);
40 
41 void qemu_input_event_send_key(QemuConsole *src, KeyValue *key, bool down);
42 void qemu_input_event_send_key_number(QemuConsole *src, int num, bool down);
43 void qemu_input_event_send_key_qcode(QemuConsole *src, QKeyCode q, bool down);
44 void qemu_input_event_send_key_delay(uint32_t delay_ms);
45 int qemu_input_key_number_to_qcode(unsigned int nr);
46 int qemu_input_key_value_to_number(const KeyValue *value);
47 int qemu_input_key_value_to_qcode(const KeyValue *value);
48 int qemu_input_key_value_to_scancode(const KeyValue *value, bool down,
49                                      int *codes);
50 int qemu_input_linux_to_qcode(unsigned int lnx);
51 
52 InputEvent *qemu_input_event_new_btn(InputButton btn, bool down);
53 void qemu_input_queue_btn(QemuConsole *src, InputButton btn, bool down);
54 void qemu_input_update_buttons(QemuConsole *src, uint32_t *button_map,
55                                uint32_t button_old, uint32_t button_new);
56 
57 bool qemu_input_is_absolute(void);
58 int qemu_input_scale_axis(int value,
59                           int min_in, int max_in,
60                           int min_out, int max_out);
61 InputEvent *qemu_input_event_new_move(InputEventKind kind,
62                                       InputAxis axis, int value);
63 void qemu_input_queue_rel(QemuConsole *src, InputAxis axis, int value);
64 void qemu_input_queue_abs(QemuConsole *src, InputAxis axis, int value,
65                           int min_in, int max_in);
66 
67 void qemu_input_check_mode_change(void);
68 void qemu_add_mouse_mode_change_notifier(Notifier *notify);
69 void qemu_remove_mouse_mode_change_notifier(Notifier *notify);
70 
71 extern const guint qemu_input_map_linux_to_qcode_len;
72 extern const guint16 qemu_input_map_linux_to_qcode[];
73 
74 extern const guint qemu_input_map_qcode_to_qnum_len;
75 extern const guint16 qemu_input_map_qcode_to_qnum[];
76 
77 extern const guint qemu_input_map_qnum_to_qcode_len;
78 extern const guint16 qemu_input_map_qnum_to_qcode[];
79 
80 #endif /* INPUT_H */
81