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-rw-r--r--users/twschum/xtonhasvim.c593
1 files changed, 593 insertions, 0 deletions
diff --git a/users/twschum/xtonhasvim.c b/users/twschum/xtonhasvim.c
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+ /* Copyright 2015-2017 Christon DeWan *
+ * 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/>.
+ */
+
+#include "xtonhasvim.h"
+
+
+uint16_t vstate = VIM_START;
+static bool yank_was_lines = false;
+static bool SHIFTED = false;
+static uint32_t mod_override_layer_state = 0;
+static uint16_t mod_override_triggering_key = 0;
+
+static void edit(void) { vstate = VIM_START; layer_clear(); }
+#define EDIT edit()
+
+
+static void simple_movement(uint16_t keycode) {
+ switch(keycode) {
+ case VIM_B:
+ register_code(KC_LALT);
+ tap_code16(LSFT(KC_LEFT)); // select to start of this word
+ unregister_code(KC_LALT);
+ break;
+ case VIM_E:
+ register_code(KC_LALT);
+ tap_code16(LSFT(KC_RIGHT)); // select to end of this word
+ unregister_code(KC_LALT);
+ break;
+ case VIM_H:
+ tap_code16(LSFT(KC_LEFT));
+ break;
+ case VIM_J:
+ tap_code16(LGUI(KC_LEFT));
+ tap_code16(LSFT(KC_DOWN));
+ tap_code16(LSFT(KC_DOWN));
+ break;
+ case VIM_K:
+ tap_code16(LGUI(KC_LEFT));
+ tap_code(KC_DOWN);
+ tap_code16(LSFT(KC_UP));
+ tap_code16(LSFT(KC_UP));
+ break;
+ case VIM_L:
+ tap_code16(LSFT(KC_RIGHT));
+ break;
+ case VIM_W:
+ register_code(KC_LALT);
+ tap_code16(LSFT(KC_RIGHT)); // select to end of this word
+ tap_code16(LSFT(KC_RIGHT)); // select to end of next word
+ tap_code16(LSFT(KC_LEFT)); // select to start of next word
+ unregister_code(KC_LALT);
+ break;
+ }
+}
+
+static void comma_period(uint16_t keycode) {
+ switch (keycode) {
+ case VIM_COMMA:
+ if (SHIFTED) {
+ // indent
+ tap_code16(LGUI(KC_LBRACKET));
+ } else {
+ // toggle comment
+ tap_code16(LGUI(KC_SLASH));
+ }
+ break;
+ case VIM_PERIOD:
+ if (SHIFTED) {
+ // outdent
+ tap_code16(LGUI(KC_RBRACKET));
+ }
+ break;
+ }
+}
+
+
+bool process_record_vimlayer(uint16_t keycode, keyrecord_t *record) {
+
+ /****** mod passthru *****/
+ if(record->event.pressed && layer_state_is(vim_cmd_layer()) && (IS_MOD(keycode) || keycode == LSFT(KC_LALT))) {
+ mod_override_layer_state = layer_state;
+ mod_override_triggering_key = keycode;
+ // TODO: change this to track key location instead
+ layer_clear();
+ return true; // let the event fall through...
+ }
+ if(mod_override_layer_state && !record->event.pressed && keycode == mod_override_triggering_key) {
+ layer_state_set(mod_override_layer_state);
+ mod_override_layer_state = 0;
+ mod_override_triggering_key = 0;
+ return true;
+ }
+
+ if (VIM_START <= keycode && keycode <= VIM_ESC) {
+ if(keycode == VIM_SHIFT) {
+ SHIFTED = record->event.pressed;
+ return false;
+ }
+
+ if (record->event.pressed) {
+ if(keycode == VIM_START) {
+ // entry from anywhere
+ layer_on(vim_cmd_layer());
+ vstate = VIM_START;
+
+ // reset state
+ yank_was_lines = false;
+ SHIFTED = false;
+ mod_override_layer_state = 0;
+ mod_override_triggering_key = 0;
+
+ return false;
+ }
+ switch(vstate) {
+ case VIM_START:
+ switch(keycode){
+ /*****************************
+ * ground state
+ *****************************/
+ case VIM_A:
+ if(SHIFTED) {
+ // tap_code16(LGUI(KC_RIGHT));
+ tap_code16(LCTL(KC_E));
+ } else {
+ tap_code(KC_RIGHT);
+ }
+ EDIT;
+ break;
+ case VIM_B:
+ register_code(KC_LALT);
+ register_code(KC_LEFT);
+ break;
+ case VIM_C:
+ if(SHIFTED) {
+ register_code(KC_LSHIFT);
+ tap_code16(LGUI(KC_RIGHT));
+ unregister_code(KC_LSHIFT);
+ tap_code16(LGUI(KC_X));
+ yank_was_lines = false;
+ EDIT;
+ } else {
+ vstate = VIM_C;
+ }
+ break;
+ case VIM_D:
+ if(SHIFTED) {
+ tap_code16(LCTL(KC_K));
+ } else {
+ vstate = VIM_D;
+ }
+ break;
+ case VIM_E:
+ register_code(KC_LALT);
+ register_code(KC_RIGHT);
+ break;
+ case VIM_G:
+ if(SHIFTED) {
+ tap_code(KC_END);
+ } else {
+ vstate = VIM_G;
+ }
+ break;
+ case VIM_H:
+ register_code(KC_LEFT);
+ break;
+ case VIM_I:
+ if(SHIFTED){
+ tap_code16(LCTL(KC_A));
+ }
+ EDIT;
+ break;
+ case VIM_J:
+ if(SHIFTED) {
+ tap_code16(LGUI(KC_RIGHT));
+ tap_code(KC_DEL);
+ } else {
+ register_code(KC_DOWN);
+ }
+ break;
+ case VIM_K:
+ register_code(KC_UP);
+ break;
+ case VIM_L:
+ register_code(KC_RIGHT);
+ break;
+ case VIM_O:
+ if(SHIFTED) {
+ tap_code16(LGUI(KC_LEFT));
+ tap_code(KC_ENTER);
+ tap_code(KC_UP);
+ EDIT;
+ } else {
+ tap_code16(LGUI(KC_RIGHT));
+ tap_code(KC_ENTER);
+ EDIT;
+ }
+ break;
+ case VIM_P:
+ if(SHIFTED) {
+ tap_code16(LGUI(KC_LEFT));
+ tap_code16(LGUI(KC_V));
+ } else {
+ if(yank_was_lines) {
+ tap_code16(LGUI(KC_RIGHT));
+ tap_code(KC_RIGHT);
+ tap_code16(LGUI(KC_V));
+ } else {
+ tap_code16(LGUI(KC_V));
+ }
+ }
+ break;
+ case VIM_S:
+ // s for substitute?
+ if(SHIFTED) {
+ tap_code16(LGUI(KC_LEFT));
+ register_code(KC_LSHIFT);
+ tap_code16(LGUI(KC_RIGHT));
+ unregister_code(KC_LSHIFT);
+ tap_code16(LGUI(KC_X));
+ yank_was_lines = false;
+ EDIT;
+ } else {
+ tap_code16(LSFT(KC_RIGHT));
+ tap_code16(LGUI(KC_X));
+ yank_was_lines = false;
+ EDIT;
+ }
+ break;
+ case VIM_U:
+ if(SHIFTED) {
+ register_code(KC_LSFT);
+ tap_code16(LGUI(KC_Z));
+ unregister_code(KC_LSHIFT);
+ } else {
+ tap_code16(LGUI(KC_Z));
+ }
+ break;
+ case VIM_V:
+ if(SHIFTED) {
+ tap_code16(LGUI(KC_LEFT));
+ tap_code16(LSFT(KC_DOWN));
+ vstate = VIM_VS;
+ } else {
+ vstate = VIM_V;
+ }
+ break;
+ case VIM_W:
+ register_code(KC_LALT);
+ tap_code(KC_RIGHT);
+ tap_code(KC_RIGHT);
+ tap_code(KC_LEFT);
+ unregister_code(KC_LALT);
+ break;
+ case VIM_X:
+ // tap_code16(LSFT(KC_RIGHT));
+ // tap_code16(LGUI(KC_X));
+ register_code(KC_DEL);
+ break;
+ case VIM_Y:
+ if(SHIFTED) {
+ tap_code16(LGUI(KC_LEFT));
+ tap_code16(LSFT(KC_DOWN));
+ tap_code16(LGUI(KC_C));
+ tap_code(KC_RIGHT);
+ yank_was_lines = true;
+ } else {
+ vstate = VIM_Y;
+ }
+ break;
+ case VIM_COMMA:
+ case VIM_PERIOD:
+ comma_period(keycode);
+ break;
+ }
+ break;
+ case VIM_C:
+ /*****************************
+ * c- ...for change. I never use this...
+ *****************************/
+ switch(keycode) {
+ case VIM_B:
+ case VIM_E:
+ case VIM_H:
+ case VIM_J:
+ case VIM_K:
+ case VIM_L:
+ case VIM_W:
+ simple_movement(keycode);
+ tap_code16(LGUI(KC_X));
+ yank_was_lines = false;
+ EDIT;
+ break;
+
+ case VIM_C:
+ tap_code16(LGUI(KC_LEFT));
+ register_code(KC_LSHIFT);
+ tap_code16(LGUI(KC_RIGHT));
+ unregister_code(KC_LSHIFT);
+ tap_code16(LGUI(KC_X));
+ yank_was_lines = false;
+ EDIT;
+ break;
+ case VIM_I:
+ vstate = VIM_CI;
+ break;
+ default:
+ vstate = VIM_START;
+ break;
+ }
+ break;
+ case VIM_CI:
+ /*****************************
+ * ci- ...change inner word
+ *****************************/
+ switch(keycode) {
+ case VIM_W:
+ tap_code16(LALT(KC_LEFT));
+ register_code(KC_LSHIFT);
+ tap_code16(LALT(KC_RIGHT));
+ unregister_code(KC_LSHIFT);
+ tap_code16(LGUI(KC_X));
+ yank_was_lines = false;
+ EDIT;
+ default:
+ vstate = VIM_START;
+ break;
+ }
+ break;
+ case VIM_D:
+ /*****************************
+ * d- ...delete stuff
+ *****************************/
+ switch(keycode) {
+ case VIM_B:
+ case VIM_E:
+ case VIM_H:
+ case VIM_J:
+ case VIM_K:
+ case VIM_L:
+ case VIM_W:
+ simple_movement(keycode);
+ tap_code16(LGUI(KC_X));
+ yank_was_lines = false;
+ vstate = VIM_START;
+ break;
+ case VIM_D:
+ tap_code16(LGUI(KC_LEFT));
+ tap_code16(LSFT(KC_DOWN));
+ tap_code16(LGUI(KC_X));
+ yank_was_lines = true;
+ vstate = VIM_START;
+ break;
+ case VIM_I:
+ vstate = VIM_DI;
+ break;
+ default:
+ vstate = VIM_START;
+ break;
+ }
+ break;
+ case VIM_DI:
+ /*****************************
+ * ci- ...delete a word... FROM THE INSIDE!
+ *****************************/
+ switch(keycode) {
+ case VIM_W:
+ tap_code16(LALT(KC_LEFT));
+ register_code(KC_LSHIFT);
+ tap_code16(LALT(KC_RIGHT));
+ unregister_code(KC_LSHIFT);
+ tap_code16(LGUI(KC_X));
+ yank_was_lines = false;
+ vstate = VIM_START;
+ default:
+ vstate = VIM_START;
+ break;
+ }
+ break;
+ case VIM_V:
+ /*****************************
+ * visual!
+ *****************************/
+ switch(keycode) {
+ case VIM_D:
+ case VIM_X:
+ tap_code16(LGUI(KC_X));
+ yank_was_lines = false;
+ vstate = VIM_START;
+ break;
+ case VIM_B:
+ register_code(KC_LALT);
+ register_code(KC_LSHIFT);
+ register_code(KC_LEFT);
+ // leave open for key repeat
+ break;
+ case VIM_E:
+ register_code(KC_LALT);
+ register_code(KC_LSHIFT);
+ register_code(KC_RIGHT);
+ // leave open for key repeat
+ break;
+ case VIM_H:
+ register_code(KC_LSHIFT);
+ register_code(KC_LEFT);
+ break;
+ case VIM_I:
+ vstate = VIM_VI;
+ break;
+ case VIM_J:
+ register_code(KC_LSHIFT);
+ register_code(KC_DOWN);
+ break;
+ case VIM_K:
+ register_code(KC_LSHIFT);
+ register_code(KC_UP);
+ break;
+ case VIM_L:
+ register_code(KC_LSHIFT);
+ register_code(KC_RIGHT);
+ break;
+ case VIM_W:
+ register_code(KC_LALT);
+ tap_code16(LSFT(KC_RIGHT)); // select to end of this word
+ tap_code16(LSFT(KC_RIGHT)); // select to end of next word
+ tap_code16(LSFT(KC_LEFT)); // select to start of next word
+ unregister_code(KC_LALT);
+ break;
+ case VIM_P:
+ tap_code16(LGUI(KC_V));
+ vstate = VIM_START;
+ break;
+ case VIM_Y:
+ tap_code16(LGUI(KC_C));
+ tap_code(KC_RIGHT);
+ yank_was_lines = false;
+ vstate = VIM_START;
+ break;
+ case VIM_V:
+ case VIM_ESC:
+ tap_code(KC_RIGHT);
+ vstate = VIM_START;
+ break;
+ case VIM_COMMA:
+ case VIM_PERIOD:
+ comma_period(keycode);
+ break;
+ default:
+ // do nothing
+ break;
+ }
+ break;
+ case VIM_VI:
+ /*****************************
+ * vi- ...select a word... FROM THE INSIDE!
+ *****************************/
+ switch(keycode) {
+ case VIM_W:
+ tap_code16(LALT(KC_LEFT));
+ register_code(KC_LSHIFT);
+ tap_code16(LALT(KC_RIGHT));
+ unregister_code(KC_LSHIFT);
+ vstate = VIM_V;
+ default:
+ // ignore
+ vstate = VIM_V;
+ break;
+ }
+ break;
+ case VIM_VS:
+ /*****************************
+ * visual line
+ *****************************/
+ switch(keycode) {
+ case VIM_D:
+ case VIM_X:
+ tap_code16(LGUI(KC_X));
+ yank_was_lines = true;
+ vstate = VIM_START;
+ break;
+ case VIM_J:
+ register_code(KC_LSHIFT);
+ register_code(KC_DOWN);
+ break;
+ case VIM_K:
+ register_code(KC_LSHIFT);
+ register_code(KC_UP);
+ break;
+ case VIM_Y:
+ tap_code16(LGUI(KC_C));
+ yank_was_lines = true;
+ tap_code(KC_RIGHT);
+ vstate = VIM_START;
+ break;
+ case VIM_P:
+ tap_code16(LGUI(KC_V));
+ vstate = VIM_START;
+ break;
+ case VIM_V:
+ case VIM_ESC:
+ tap_code(KC_RIGHT);
+ vstate = VIM_START;
+ break;
+ case VIM_COMMA:
+ case VIM_PERIOD:
+ comma_period(keycode);
+ break;
+ default:
+ // do nothing
+ break;
+ }
+ break;
+ case VIM_G:
+ /*****************************
+ * gg, and a grab-bag of other macros i find useful
+ *****************************/
+ switch(keycode) {
+ case VIM_G:
+ tap_code(KC_HOME);
+ break;
+ // codes b
+ case VIM_H:
+ tap_code16(LCTL(KC_A));
+ break;
+ case VIM_J:
+ register_code(KC_PGDN);
+ break;
+ case VIM_K:
+ register_code(KC_PGUP);
+ break;
+ case VIM_L:
+ tap_code16(LCTL(KC_E));
+ break;
+ default:
+ // do nothing
+ break;
+ }
+ vstate = VIM_START;
+ break;
+ case VIM_Y:
+ /*****************************
+ * yoink!
+ *****************************/
+ switch(keycode) {
+ case VIM_B:
+ case VIM_E:
+ case VIM_H:
+ case VIM_J:
+ case VIM_K:
+ case VIM_L:
+ case VIM_W:
+ simple_movement(keycode);
+ tap_code16(LGUI(KC_C));
+ tap_code(KC_RIGHT);
+ yank_was_lines = false;
+ break;
+ case VIM_Y:
+ tap_code16(LGUI(KC_LEFT));
+ tap_code16(LSFT(KC_DOWN));
+ tap_code16(LGUI(KC_C));
+ tap_code(KC_RIGHT);
+ yank_was_lines = true;
+ break;
+ default:
+ // NOTHING
+ break;
+ }
+ vstate = VIM_START;
+ break;
+ }
+ } else {
+ /************************
+ * key unregister_code events
+ ************************/
+ clear_keyboard();
+ }
+ return false;
+ } else {
+ return true;
+ }
+}
+
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