From 937ca4162939dc4f482b8c4d8f98cc0ac26e11ce Mon Sep 17 00:00:00 2001
From: urob <978080+urob@users.noreply.github.com>
Date: Tue, 6 Dec 2022 20:22:36 -0500
Subject: [PATCH] Scroll mode

---
 config/base.keymap         | 20 ++++++++++++++++++++
 config/combos.dtsi         |  2 +-
 config/corneish_zen.conf   |  4 ++--
 config/corneish_zen.keymap |  2 +-
 config/planck_rev6.keymap  | 12 ++++++------
 5 files changed, 30 insertions(+), 10 deletions(-)

diff --git a/config/base.keymap b/config/base.keymap
index 42b69d6..4b91fd4 100644
--- a/config/base.keymap
+++ b/config/base.keymap
@@ -20,6 +20,7 @@
 #define NUM 3
 #define FN 4
 #define UC 5
+#define MWH 6
 
 #include "combos.dtsi"  // must be sourced after layer-shortcuts
 #include "mouse.dtsi"
@@ -118,6 +119,13 @@ ZMK_BEHAVIOR(num_layer_word, hold_tap,
 )
 #define NUM_WORD &num_layer_word NUM 0
 
+// scroll-mode, requires PR #1366
+ZMK_BEHAVIOR(scroll_mode, tri_state,
+    bindings = <&tog MWH>, <&none>, <&tog MWH>;
+    ignored-key-positions = <RT2 RM2>;
+    ignored-layers = <MWH>;
+)
+
 // tap: sticky shift | double tap: capsword | triple tap: cancel capsword
 // ZMK_BEHAVIOR(ss_cw, tap_dance,
 //     tapping-term-ms = <200>;
@@ -280,4 +288,16 @@ ZMK_LAYER(uc_layer,
      // ╰─────────────╯                           ╰─────────────┴─────────────╯   ╰─────────────╯   ╰───────────────────────────╯                           ╰─────────────╯
 )
 
+ZMK_LAYER(mwh_layer,
+     // ╭─────────────┬─────────────┬─────────────┬─────────────┬─────────────╮   ╭─────────────╮   ╭─────────────┬─────────────┬─────────────┬─────────────┬─────────────╮
+          ___           ___           ___           ___           ___               XTR_MT            ___           ___           &mwh SCROLL_UP ___          ___
+     // ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤   ├─────────────┤   ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤
+          ___           ___           ___           ___           ___               XTR_MM            ___           ___           &mwh SCROLL_DOWN  ___       ___
+     // ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤   ├─────────────┤   ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤
+          ___           ___           ___           ___           ___               XTR_MB            ___           ___           ___           ___           ___
+     // ├─────────────┼─────────────┴─────────────┼─────────────┼─────────────┤   ├─────────────┤   ├─────────────┼─────────────┼─────────────┴─────────────┼─────────────┤
+          XTR_LH                                    ___           ___               XTR_MH            ___           ___                                       XTR_RH
+     // ╰─────────────╯                           ╰─────────────┴─────────────╯   ╰─────────────╯   ╰─────────────┴─────────────╯                           ╰─────────────╯
+)
+
 /* vim: set tw=180: */
diff --git a/config/combos.dtsi b/config/combos.dtsi
index 19466c9..62defa7 100644
--- a/config/combos.dtsi
+++ b/config/combos.dtsi
@@ -15,7 +15,7 @@
 #define COMBO_TERM_SLOW 35
 
 /* Punctuation (horizontal left hand) */
-ZMK_COMBO_ADV(num,   &num_word,     LT3 LT1,     DEF NAV NUM, COMBO_TERM_SLOW)
+// ZMK_COMBO_ADV(mwh,   &scroll_mode,  LT3 LT1,     DEF NAV NUM, COMBO_TERM_SLOW)
 ZMK_COMBO_ADV(esc,   &kp ESC,       LT3 LT2,     DEF NAV NUM, COMBO_TERM_FAST)
 ZMK_COMBO_ADV(app,   &kp LG(SPACE), LT2 LT1,     DEF NAV NUM, COMBO_TERM_FAST)
 
diff --git a/config/corneish_zen.conf b/config/corneish_zen.conf
index 3073682..4d96971 100644
--- a/config/corneish_zen.conf
+++ b/config/corneish_zen.conf
@@ -7,8 +7,8 @@ CONFIG_ZMK_WIDGET_LAYER_STATUS=n
 CONFIG_CUSTOM_WIDGET_LAYER_STATUS=n
 
 # Mouse config, requires PR #778
-# CONFIG_ZMK_MOUSE=y
-# CONFIG_ZMK_MOUSE_TICK_DURATION=8
+CONFIG_ZMK_MOUSE=y
+CONFIG_ZMK_MOUSE_TICK_DURATION=8
 
 # Combo config, automated by build script
 CONFIG_ZMK_COMBO_MAX_COMBOS_PER_KEY=4
diff --git a/config/corneish_zen.keymap b/config/corneish_zen.keymap
index cde5f96..d48fee0 100644
--- a/config/corneish_zen.keymap
+++ b/config/corneish_zen.keymap
@@ -2,7 +2,7 @@
 #include "../zmk-nodefree-config/keypos_def/keypos_36keys.h"
 
 /* map Zen's extra keys */
-#define XTR_MH  &kp BSPC  &kp RET  // thumb row, middle
+#define XTR_MH  &scroll_mode  &kp RET  // thumb row, middle
 
 /* activate bluetooth */
 #define CONFIG_WIRELESS 1
diff --git a/config/planck_rev6.keymap b/config/planck_rev6.keymap
index dc1788c..09f5f4a 100644
--- a/config/planck_rev6.keymap
+++ b/config/planck_rev6.keymap
@@ -2,12 +2,12 @@
 #include "../zmk-nodefree-config/keypos_def/keypos_48keys_wide.h"
 
 /* map Planck's extra keys */
-#define XTR_MT  &none             &none           // top row, middle
-#define XTR_MM  &none             &none           // middle row, middle
-#define XTR_MB  &none             &none           // bottom row, middle
-#define XTR_MH  &kp BSPC  &none   &none  &kp RET  // thumb row, middle
-#define XTR_LH  &none             &kp LGUI        // thumb row, left
-#define XTR_RH  &mwh SCROLL_DOWN  &mwh SCROLL_UP  // thumb row, right
+#define XTR_MT  &none              &none           // top row, middle
+#define XTR_MM  &none              &none           // middle row, middle
+#define XTR_MB  &none              &none           // bottom row, middle
+#define XTR_MH  &scroll_mode &none &none &kp RET   // thumb row, middle
+#define XTR_LH  &none              &kp LGUI        // thumb row, left
+#define XTR_RH  &mwh SCROLL_DOWN   &mwh SCROLL_UP  // thumb row, right
 
 /* source the main keymap */
 #include "base.keymap"