From 050472a4d07d07c1d9ae17d2fd26d44e9d95d950 Mon Sep 17 00:00:00 2001
From: Eric Gebhart <e.a.gebhart@gmail.com>
Date: Sat, 12 Nov 2022 00:09:41 +0100
Subject: Eric Gebhart user space and keymaps (#17487)

Co-authored-by: Drashna Jaelre <drashna@live.com>
---
 users/ericgebhart/extensions/keymap_combo.h | 139 ++++++++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 users/ericgebhart/extensions/keymap_combo.h

(limited to 'users/ericgebhart/extensions/keymap_combo.h')

diff --git a/users/ericgebhart/extensions/keymap_combo.h b/users/ericgebhart/extensions/keymap_combo.h
new file mode 100644
index 0000000000..cd9684e601
--- /dev/null
+++ b/users/ericgebhart/extensions/keymap_combo.h
@@ -0,0 +1,139 @@
+#pragma once
+/*
+  Copyright 2018-2022 Eric Gebhart <e.a.gebhart@gmail.com>
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+// Keymap helpers
+void process_combo_event(uint16_t combo_index, bool pressed);
+
+
+// define reference layers per layer.
+#define REF_LAYER(LAYER, REF_LAYER)             \
+  case LAYER: return REF_LAYER;
+
+#define K_ENUM(name, key, ...) name,
+#define K_DATA(name, key, ...) const uint16_t PROGMEM cmb_##name[] = {__VA_ARGS__, COMBO_END};
+#define K_COMB(name, key, ...) [name] = COMBO(cmb_##name, key),
+
+#define A_ENUM(name, string, ...) name,
+#define A_DATA(name, string, ...) const uint16_t PROGMEM cmb_##name[] = {__VA_ARGS__, COMBO_END};
+#define A_COMB(name, string, ...) [name] = COMBO_ACTION(cmb_##name),
+#define A_ACTI(name, string, ...)         \
+    case name:                            \
+        if (pressed) SEND_STRING(string); \
+        break;
+
+#define A_TOGG(name, layer, ...)          \
+    case name:                            \
+        if (pressed) layer_invert(layer); \
+        break;
+
+#define BLANK(...)
+// Generate data needed for combos/actions
+// Create Enum
+#define COMBO_REF_LAYER BLANK
+#undef COMB
+#undef SUBS
+#undef TOGG
+#define COMB K_ENUM
+#define SUBS A_ENUM
+#define TOGG A_ENUM
+enum combos {
+#include "combos.def"
+    COMBO_LENGTH
+};
+// Export length to combo module
+uint16_t COMBO_LEN = COMBO_LENGTH;
+
+// Bake combos into mem
+#undef COMB
+#undef SUBS
+#undef TOGG
+#define COMB K_DATA
+#define SUBS A_DATA
+#define TOGG A_DATA
+#include "combos.def"
+#undef COMB
+#undef SUBS
+#undef TOGG
+
+// Fill combo array
+#define COMB K_COMB
+#define SUBS A_COMB
+#define TOGG A_COMB
+combo_t key_combos[] = {
+#include "combos.def"
+};
+#undef COMB
+#undef SUBS
+#undef TOGG
+
+// Fill QMK hook
+#define COMB BLANK
+#define SUBS A_ACTI
+#define TOGG A_TOGG
+
+void process_combo_event(uint16_t combo_index, bool pressed) {
+#if defined( CONSOLE_ENABLE) && defined(CONSOLE_KEY_LOGGER_ENABLE)
+  if (pressed) {
+    combo_t *combo = &key_combos[combo_index];
+    uint8_t idx = 0;
+    uint16_t combo_keycode;
+    while ((combo_keycode = pgm_read_word(&combo->keys[idx])) != COMBO_END) {
+      uprintf("0x%04X,NA,NA,%u,%u,0x%02X,0x%02X,0\n",
+              combo_keycode,
+              /* <missing row information> */
+              /* <missing column information> */
+              get_highest_layer(layer_state),
+              pressed,
+              get_mods(),
+              get_oneshot_mods()
+              );
+      idx++;
+    }
+  }
+#endif
+  switch (combo_index) {
+#include "combos.def"
+  }
+
+  // Allow user overrides per keymap
+#if __has_include("inject.h")
+# include "inject.h"
+#endif
+}
+
+#undef COMB
+#undef SUBS
+#undef TOGG
+
+#define COMB BLANK
+#define SUBS BLANK
+#define TOGG BLANK
+
+#undef COMBO_REF_LAYER
+#define COMBO_REF_LAYER REF_LAYER
+
+uint16_t combo_ref_from_layer(uint16_t layer){
+  switch (biton32(layer_state)){
+#include "combos.def"
+
+#ifdef COMBO_REF_DEFAULT
+  default: return COMBO_REF_DEFAULT;
+#else
+  default: return layer;
+#endif
+  }
+}
-- 
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