From a1e0e553ba012081052ed3081e48dd277a8ccd40 Mon Sep 17 00:00:00 2001
From: Janek Fleper <j.fleper@gmx.de>
Date: Sun, 24 Feb 2019 19:26:27 +0900
Subject: [PATCH 1/3] Fixed bug where the keyboard layout was changed when
 generating a key event

---
 xcape.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/xcape.c b/xcape.c
index 12f48c6..38bbed3 100644
--- a/xcape.c
+++ b/xcape.c
@@ -67,6 +67,8 @@ typedef struct _XCape_t
     KeyMap_t *map;
     Key_t *generated;
     struct timeval timeout;
+    unsigned char intended_group;
+    unsigned char previous_group;
 } XCape_t;
 
 /************************************************************************
@@ -100,6 +102,7 @@ int main (int argc, char **argv)
 
     XRecordRange *rec_range = XRecordAllocRange();
     XRecordClientSpec client_spec = XRecordAllClients;
+    XkbStateRec state;
 
     self->foreground = False;
     self->debug = False;
@@ -161,6 +164,9 @@ int main (int argc, char **argv)
     self->data_conn = XOpenDisplay (NULL);
     self->ctrl_conn = XOpenDisplay (NULL);
 
+    XkbGetState (self->data_conn, XkbUseCoreKbd, &state);
+    self->intended_group = state.group;
+
     if (!self->data_conn || !self->ctrl_conn)
     {
         fprintf (stderr, "Unable to connect to X11 display. Is $DISPLAY set?\n");
@@ -354,6 +360,11 @@ void intercept (XPointer user_data, XRecordInterceptData *data)
     XCape_t *self = (XCape_t*)user_data;
     static Bool mouse_pressed = False;
     KeyMap_t *km;
+    XkbStateRec state;
+    unsigned char current_group;
+
+    XkbGetState (self->ctrl_conn, XkbUseCoreKbd, &state);
+    current_group = state.group;
 
     XLockDisplay (self->ctrl_conn);
 
@@ -413,6 +424,18 @@ void intercept (XPointer user_data, XRecordInterceptData *data)
         }
     }
 
+    if (self->previous_group != current_group)
+    {
+        self->intended_group = current_group;
+
+        if (self->debug)
+            fprintf (stdout, "Changed group to %d\n", current_group);
+    }
+
+    XkbLockGroup (self->ctrl_conn, XkbUseCoreKbd, self->intended_group);
+    XkbGetState (self->ctrl_conn, XkbUseCoreKbd, &state);
+    self->previous_group = state.group;
+
 exit:
     XUnlockDisplay (self->ctrl_conn); 
     XRecordFreeData (data);

From 84c7bcf32e5ab39cac3bc6271b3ae7d03eef5409 Mon Sep 17 00:00:00 2001
From: Janek Fleper <j.fleper@gmx.de>
Date: Tue, 5 Mar 2019 12:10:28 +0900
Subject: [PATCH 2/3] Initialize self->previous_group before intercept()

---
 xcape.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/xcape.c b/xcape.c
index 38bbed3..40c31cb 100644
--- a/xcape.c
+++ b/xcape.c
@@ -166,6 +166,7 @@ int main (int argc, char **argv)
 
     XkbGetState (self->data_conn, XkbUseCoreKbd, &state);
     self->intended_group = state.group;
+    self->previous_group = state.group;
 
     if (!self->data_conn || !self->ctrl_conn)
     {

From 75434996fe8580cdf3408b786525a7a9fec3abc8 Mon Sep 17 00:00:00 2001
From: Janek Fleper <j.fleper@gmx.de>
Date: Tue, 5 Mar 2019 12:23:32 +0900
Subject: [PATCH 3/3] Initialize self->previous_group to -1

---
 xcape.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xcape.c b/xcape.c
index 40c31cb..533a0a6 100644
--- a/xcape.c
+++ b/xcape.c
@@ -166,7 +166,7 @@ int main (int argc, char **argv)
 
     XkbGetState (self->data_conn, XkbUseCoreKbd, &state);
     self->intended_group = state.group;
-    self->previous_group = state.group;
+    self->previous_group = -1;
 
     if (!self->data_conn || !self->ctrl_conn)
     {