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/* copyright Constantin Fürst 2021, licensed under GPLv3, a copy is provided in LICENSE */
/* non-major portions of the code were taken from DWM (https://dwm.suckless.org) */
/* inspired and named after keym by Chris Willcocks (https://github.com/cwkx/keym) */
#include "typedefs.h"
#include <stdint.h>
#include <stdio.h>
#include <X11/Xlib.h>
#include <X11/extensions/XTest.h>
extern keym_state state;
/* internally-linked helpers */
static inline int enum_to_mouse_button(unsigned int val) {
switch (val) {
case MB_Left: return 1;
case MB_Right: return 3;
case MB_Middle: return 2;
case MB_Back: return 8;
case MB_Forward: return 9;
default: return 0;
}
}
static inline uint32_t state_released(const uint32_t* a) {
return (*a & KEY_RELEASE_MASK) >> 31;
}
static inline uint32_t state_demasker(const uint32_t* a) {
return *a & (~KEY_RELEASE_MASK);
}
static inline int enum_to_scroll_button(uint32_t val) {
switch(val) {
case SD_Up: return 4;
case SD_Down: return 5;
default: return 0;
}
}
/* actual key-actions following */
void mouse_click(const uint32_t* a) {
XTestFakeButtonEvent(state.display, enum_to_mouse_button(state_demasker(a)), !state_released(a), CurrentTime);
}
void mouse_move(const uint32_t* a) {
const unsigned int released = state_released(a);
switch (state_demasker(a)) {
case MM_Up: state.y = released ? 0 : -1; break;
case MM_Down: state.y = released ? 0 : 1; break;
case MM_Left: state.x = released ? 0 : -1; break;
case MM_Right: state.x = released ? 0 : 1; break;
default: break;
}
}
void mouse_scroll(const uint32_t* a) {
XTestFakeButtonEvent(state.display, enum_to_scroll_button(state_demasker(a)), state_released(a), 1);
}
void control_action(const uint32_t* a) {
const unsigned int released = state_released(a);
switch (state_demasker(a)) {
case CA_QUIT_APPLICATION: state.quit = True;
case CA_SPEED_HIGH: state.speed = released ? 1 : 0; break;
case CA_SPEED_LOW: state.speed = released ? 1 : 2; break;
default: break;
}
}