swayfx/include/sway/input_state.h
2016-09-01 08:18:37 -04:00

103 lines
2.1 KiB
C

#ifndef _SWAY_KEY_STATE_H
#define _SWAY_KEY_STATE_H
#include <stdbool.h>
#include <stdint.h>
#include "container.h"
/* Keyboard state */
// returns true if key has been pressed, otherwise false
bool check_key(uint32_t key_sym, uint32_t key_code);
// returns true if key_sym matches latest released key.
bool check_released_key(uint32_t key_sym);
// sets a key as pressed
void press_key(uint32_t key_sym, uint32_t key_code);
// unsets a key as pressed
void release_key(uint32_t key_sym, uint32_t key_code);
/* Pointer state */
enum pointer_values {
M_LEFT_CLICK = 272,
M_RIGHT_CLICK = 273,
M_SCROLL_CLICK = 274,
M_SCROLL_UP = 275,
M_SCROLL_DOWN = 276,
};
enum pointer_mode {
// Target
M_FLOATING = 1,
M_TILING = 2,
// Action
M_DRAGGING = 4,
M_RESIZING = 8,
};
struct pointer_button_state {
bool held;
// state at the point it was pressed
int x, y;
swayc_t *view;
};
extern struct pointer_state {
// mouse clicks
struct pointer_button_state left;
struct pointer_button_state right;
struct pointer_button_state scroll;
// change in pointer position
struct {
int x, y;
} delta;
// view pointer is currently over
swayc_t *view;
// Pointer mode
int mode;
} pointer_state;
enum modifier_state {
MOD_STATE_UNCHANGED = 0,
MOD_STATE_PRESSED = 1,
MOD_STATE_RELEASED = 2
};
void pointer_position_set(struct wlc_origin *new_origin, bool force_focus);
void center_pointer_on(swayc_t *view);
// on button release unset mode depending on the button.
// on button press set mode conditionally depending on the button
void pointer_mode_set(uint32_t button, bool condition);
// Update mode in mouse motion
void pointer_mode_update(void);
// Reset mode on any keypress;
void pointer_mode_reset(void);
void input_init(void);
/**
* Check if state of mod changed from current state to new_state.
*
* Returns MOD_STATE_UNCHANGED if the state didn't change, MOD_STATE_PRESSED if
* the state changed to pressed and MOD_STATE_RELEASED if the state changed to
* released.
*/
uint32_t modifier_state_changed(uint32_t new_state, uint32_t mod);
/**
* Update the current modifiers state to new_state.
*/
void modifiers_state_update(uint32_t new_state);
#endif