From 456e8a81bc289fef0a799204b9ca289cca82f8da Mon Sep 17 00:00:00 2001
From: BorisTestov <boris@the-boris.com>
Date: Thu, 16 Jan 2025 04:22:06 +0200
Subject: [PATCH] Add mouse highlight

---
 .../alt/keymaps/fylch_alt/key_processor.h     | 31 +++++++++++++++++++
 keyboards/drop/alt/keymaps/fylch_alt/layers.h |  2 +-
 keyboards/drop/alt/keymaps/fylch_alt/rules.mk |  8 +++++
 .../drop/alt/keymaps/fylch_alt/tapdance.h     | 26 +++++++++++++++-
 4 files changed, 65 insertions(+), 2 deletions(-)

diff --git a/keyboards/drop/alt/keymaps/fylch_alt/key_processor.h b/keyboards/drop/alt/keymaps/fylch_alt/key_processor.h
index ba09937c3653..94e463102cc9 100644
--- a/keyboards/drop/alt/keymaps/fylch_alt/key_processor.h
+++ b/keyboards/drop/alt/keymaps/fylch_alt/key_processor.h
@@ -9,6 +9,7 @@
 
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {
     static uint32_t key_timer;
+    static bool enter_modifier_pressed = false;
 
     switch (keycode) {
         case MD_BOOT:
@@ -20,6 +21,28 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
                 }
             }
             return false;
+        case KC_UP:
+            if (record->event.pressed) {
+                register_code(KC_UP);
+                enter_modifier_pressed = true;
+            }
+            else {
+                unregister_code(KC_UP);
+                enter_modifier_pressed = false;
+            }
+            return false;
+        case KC_ENT:
+            if (record->event.pressed) {
+                if (enter_modifier_pressed) {
+                    SEND_STRING(SS_LCTL(SS_TAP(X_ENTER)));
+                } else {
+                    register_code(KC_ENT);
+                }
+            }
+            else {
+                unregister_code(KC_ENT);
+            }
+            return false;
         case PYCHARM_COMMENT:
             if (record->event.pressed) {
                 SEND_STRING(SS_LCTL(SS_TAP(X_SLASH)));
@@ -75,6 +98,14 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
                 SEND_STRING(SS_LCTL(SS_LALT(SS_TAP(X_T))));
             }
             return false;
+        case KC_F20:
+            if (record->event.pressed) {
+                uprintf("F20 pressed\n");
+                tap_code(KC_LCTL);
+                wait_ms(150);
+                tap_code(KC_LCTL);
+            }
+            return false;
         default:
             return true;
     }
diff --git a/keyboards/drop/alt/keymaps/fylch_alt/layers.h b/keyboards/drop/alt/keymaps/fylch_alt/layers.h
index 98289ae3909d..79d8d2fc16b6 100644
--- a/keyboards/drop/alt/keymaps/fylch_alt/layers.h
+++ b/keyboards/drop/alt/keymaps/fylch_alt/layers.h
@@ -16,7 +16,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
         _______, RGB_SPD, RGB_VAI, RGB_SPI, RGB_HUI, RGB_SAI, _______, _______, _______,_______, _______, _______, _______, _______, KC_PGUP,
         _______, RGB_RMOD,RGB_VAD, RGB_MOD, RGB_HUD, RGB_SAD, _______, _______, _______, _______, _______, _______,          _______, KC_PGDN,
         _______, _______, _______, _______, _______, MD_BOOT, _______, _______, _______, _______, _______, _______,          _______, _______,
-        _______, _______, _______,                            _______,                            _______, _______, _______, _______, _______
+        _______, _______, _______,                            _______,                            _______, _______, KC_HOME, _______, KC_END
     ),
     [2] = LAYOUT_65_ansi_blocker(
         _______, TD(TD_BOOKMARK_1), TD(TD_BOOKMARK_2), TD(TD_BOOKMARK_3), TD(TD_BOOKMARK_4), TD(TD_BOOKMARK_5), TD(TD_BOOKMARK_6), TD(TD_BOOKMARK_7), TD(TD_BOOKMARK_8), TD(TD_BOOKMARK_9), TD(TD_BOOKMARK_REMOVE), _______, _______, TD(TD_STOP), _______,
diff --git a/keyboards/drop/alt/keymaps/fylch_alt/rules.mk b/keyboards/drop/alt/keymaps/fylch_alt/rules.mk
index 61fff0f2b7a5..b9587cf71ae3 100644
--- a/keyboards/drop/alt/keymaps/fylch_alt/rules.mk
+++ b/keyboards/drop/alt/keymaps/fylch_alt/rules.mk
@@ -1,3 +1,11 @@
 TAP_DANCE_ENABLE = yes
 CONSOLE_ENABLE = no
+
+
 NO_SUSPEND_POWER_DOWN = yes
+
+MOUSEKEY_ENABLE = no
+EXTRAKEY_ENABLE = no
+
+EXTRAFLAGS += -flto -Os -ffunction-sections -fdata-sections -fno-exceptions -fno-unwind-tables
+LDFLAGS += -Wl,--gc-sections
diff --git a/keyboards/drop/alt/keymaps/fylch_alt/tapdance.h b/keyboards/drop/alt/keymaps/fylch_alt/tapdance.h
index cfd7e2455a16..1c08987b2506 100644
--- a/keyboards/drop/alt/keymaps/fylch_alt/tapdance.h
+++ b/keyboards/drop/alt/keymaps/fylch_alt/tapdance.h
@@ -3,6 +3,8 @@
 #include "alt_config.h"
 #include "utils.h"
 
+static bool shift_held = false;
+
 enum {
     TD_CTRL,
     TD_EN,
@@ -210,11 +212,33 @@ void td_stop_finished(tap_dance_state_t *state, void *user_data) {
     }
 }
 
+void shift_finished(tap_dance_state_t *state, void *user_data) {
+    shift_held = state->pressed;
+
+    if (state->count == 1 && state->pressed) {
+        register_code(KC_LSFT);
+    } else if (state->count == 2) {
+        tap_code(KC_LCTL);
+        wait_ms(150);
+        tap_code(KC_LCTL);
+    } else if (state->count == 1) {
+        tap_code(KC_LSFT);
+    }
+}
+
+void shift_reset(tap_dance_state_t *state, void *user_data) {
+    if (shift_held) {
+        unregister_code(KC_LSFT);
+    }
+    shift_held = false;
+}
+
+
 tap_dance_action_t tap_dance_actions[] = {
     [TD_CTRL] = ACTION_TAP_DANCE_DOUBLE(KC_LCTL, KC_ESC),
     [TD_EN] = ACTION_TAP_DANCE_FN(td_en_finished),
     [TD_RU] = ACTION_TAP_DANCE_FN(td_ru_finished),
-    [TD_SHIFT] = ACTION_TAP_DANCE_DOUBLE(KC_LSFT, KC_CAPS_LOCK),
+    [TD_SHIFT] = ACTION_TAP_DANCE_FN_ADVANCED(NULL, shift_finished, shift_reset),
     [TD_LAYER_MOD] = ACTION_TAP_DANCE_FN_ADVANCED(NULL, td_layer_mod_finished, td_layer_mod_reset),
     [TD_BOOKMARK_1] = ACTION_TAP_DANCE_FN(td_bookmark_1_finished),
     [TD_BOOKMARK_2] = ACTION_TAP_DANCE_FN(td_bookmark_2_finished),