53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
#include QMK_KEYBOARD_H
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#include "tap_tog.h"
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bool tap_tog_layer_other_key_pressed = false;
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bool tap_tog_layer_toggled_on = false;
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uint8_t tap_tog_count = 0;
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void process_tap_tog(uint8_t layer, keyrecord_t *record) {
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tap_tog_count++;
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// press
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if (record->event.pressed) {
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// TTL has already been pressed and we are toggled into that layer
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// so now we need to leave
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if(tap_tog_layer_toggled_on) {
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layer_clear();
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tap_tog_layer_toggled_on = false;
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}
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// this means we're in our default layer
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// so switch the layer immediately
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// whether we'll switch back when it's released depends on if a button gets pressed while this is held down
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else {
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// switch layer
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layer_on(layer);
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tap_tog_layer_other_key_pressed = false; // if this becomes true before it gets released, it will act as a held modifier
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}
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}
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// release
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else {
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// if it was used as a held modifier (like traditional shift)
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if(tap_tog_layer_other_key_pressed) {
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// switch layer back
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layer_clear();
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}
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// if it was used as a toggle button
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else {
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// next time, it will turn layer off
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tap_tog_layer_toggled_on = true;
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// If it's been tapped twice, reset the toggle flag.
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// Otherwise, we get stuck oscillating between this code block and the
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// pressed && TTL_toggled_on block.
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if (tap_tog_count >= 4 ) {
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tap_tog_count = 0;
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tap_tog_layer_toggled_on = false;
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}
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}
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}
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}
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