From b3a7e95c69be82d7950dc87747a402562c41d992 Mon Sep 17 00:00:00 2001
From: Maarten van Gompel <proycon@anaproy.nl>
Date: Sat, 9 Aug 2025 21:19:08 +0200
Subject: [PATCH] added SHIFT_SPACE_IS_TAB as compile time parameter

for the mobile layout, we want shift+space to produce tab , which needed
to be implemented in the main code. For the desktop layout, we don't want
this though, a config parameter now handles this at compile time.

Ref: https://github.com/jjsullivan5196/wvkbd/pull/103
---
 config.mobintl.h | 1 +
 keyboard.c       | 4 ++--
 keyboard.h       | 1 +
 main.c           | 5 +++++
 4 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/config.mobintl.h b/config.mobintl.h
index 74dd9ce..79d8854 100644
--- a/config.mobintl.h
+++ b/config.mobintl.h
@@ -3,6 +3,7 @@
 
 #define DEFAULT_FONT "Sans 14"
 #define DEFAULT_ROUNDING 5
+#define SHIFT_SPACE_IS_TAB
 static const int transparency = 255;
 
 struct clr_scheme schemes[] = {
diff --git a/keyboard.c b/keyboard.c
index d158403..8aab410 100644
--- a/keyboard.c
+++ b/keyboard.c
@@ -301,7 +301,7 @@ kbd_unpress_key(struct kbd *kb, uint32_t time)
             zwp_virtual_keyboard_v1_key(kb->vkbd, time, 127, // COMP key
                                         WL_KEYBOARD_KEY_STATE_RELEASED);
         } else {
-            if ((kb->last_press->code == KEY_SPACE) && (unlatch_shift)) {
+            if ((kb->shift_space_is_tab) && (kb->last_press->code == KEY_SPACE) && (unlatch_shift)) {
                 // shift + space is tab
                 zwp_virtual_keyboard_v1_key(kb->vkbd, time, KEY_TAB,
                                             WL_KEYBOARD_KEY_STATE_RELEASED);
@@ -404,7 +404,7 @@ kbd_press_key(struct kbd *kb, struct key *k, uint32_t time)
         }
         kb->last_swipe = kb->last_press = k;
         kbd_draw_key(kb, k, Press);
-        if ((k->code == KEY_SPACE) && (kb->mods & Shift)) {
+        if ((kb->shift_space_is_tab) && (k->code == KEY_SPACE) && (kb->mods & Shift)) {
             // shift space is tab
             zwp_virtual_keyboard_v1_modifiers(kb->vkbd, 0, 0, 0, 0);
             zwp_virtual_keyboard_v1_key(kb->vkbd, time, KEY_TAB,
diff --git a/keyboard.h b/keyboard.h
index 14d2d12..877805e 100644
--- a/keyboard.h
+++ b/keyboard.h
@@ -101,6 +101,7 @@ struct kbd {
 	double scale;
 	double preferred_scale, preferred_fractional_scale;
 	bool landscape;
+	bool shift_space_is_tab;
 	uint8_t mods;
 	uint8_t compose;
 	struct key *last_press;
diff --git a/main.c b/main.c
index c1c8f01..4ab48c3 100644
--- a/main.c
+++ b/main.c
@@ -1058,6 +1058,11 @@ main(int argc, char **argv)
     if (keyboard.vkbd == NULL) {
         die("failed to init virtual keyboard_manager\n");
     }
+    #ifdef SHIFT_SPACE_IS_TAB
+    keyboard.shift_space_is_tab = true;
+    #else
+    keyboard.shift_space_is_tab = false;
+    #endif
 
     kbd_init(&keyboard, (struct layout *)&layouts, layer_names_list,
              landscape_layer_names_list);