Adding shifttag patch ref. #270

config.def.h

@@ -979,6 +979,10 @@ static Key keys[] = {
 	{ MODKEY|Mod4Mask|ShiftMask,    XK_0,          defaultgaps,            {0} },
 	#endif // VANITYGAPS_PATCH
 	{ MODKEY,                       XK_Tab,        view,                   {0} },
+	#if SHIFTTAG_PATCH
+	{ MODKEY|ShiftMask,             XK_Left,       shifttag,               { .i = -1 } }, // note keybinding conflict with focusadjacenttag tagtoleft
+	{ MODKEY|ShiftMask,             XK_Right,      shifttag,               { .i = +1 } }, // note keybinding conflict with focusadjacenttag tagtoright
+	#endif // SHIFTTAG_PATCH
 	#if SHIFTVIEW_PATCH
 	{ MODKEY|ShiftMask,             XK_Tab,        shiftview,              { .i = -1 } },
 	{ MODKEY|ShiftMask,             XK_backslash,  shiftview,              { .i = +1 } },
@@ -1085,8 +1089,8 @@ static Key keys[] = {
 	#if FOCUSADJACENTTAG_PATCH
 	{ MODKEY,                       XK_Left,       viewtoleft,             {0} }, // note keybinding conflict with focusdir
 	{ MODKEY,                       XK_Right,      viewtoright,            {0} }, // note keybinding conflict with focusdir
-	{ MODKEY|ShiftMask,             XK_Left,       tagtoleft,              {0} },
-	{ MODKEY|ShiftMask,             XK_Right,      tagtoright,             {0} },
+	{ MODKEY|ShiftMask,             XK_Left,       tagtoleft,              {0} }, // note keybinding conflict with shifttag
+	{ MODKEY|ShiftMask,             XK_Right,      tagtoright,             {0} }, // note keybinding conflict with shifttag
 	{ MODKEY|ControlMask,           XK_Left,       tagandviewtoleft,       {0} },
 	{ MODKEY|ControlMask,           XK_Right,      tagandviewtoright,      {0} },
 	#endif // FOCUSADJACENTTAG_PATCH
@@ -1421,6 +1425,9 @@ static Signal signals[] = {
 	{ "viewall",                 viewallex },
 	{ "viewex",                  viewex },
 	{ "toggleview",              toggleview },
+	#if SHIFTTAG_PATCH
+	{ "shifttag",                shifttag },
+	#endif // SHIFTTAG_PATCH
 	#if SHIFTVIEW_PATCH
 	{ "shiftview",               shiftview },
 	#endif // SHIFTVIEW_PATCH
@@ -1609,6 +1616,9 @@ static IPCCommand ipccommands[] = {
 	#if SETBORDERPX_PATCH
 	IPCCOMMAND( setborderpx, 1, {ARG_TYPE_SINT} ),
 	#endif // SETBORDERPX_PATCH
+	#if SHIFTTAG_PATCH
+	IPCCOMMAND( shifttag, 1, {ARG_TYPE_SINT} ),
+	#endif // SHIFTVIEW_PATCH
 	#if SHIFTVIEW_PATCH
 	IPCCOMMAND( shiftview, 1, {ARG_TYPE_SINT} ),
 	#endif // SHIFTVIEW_PATCH
@@ -1669,4 +1679,3 @@ static IPCCommand ipccommands[] = {
 	#endif // XRDB_PATCH
 };
 #endif // IPC_PATCH
-

patch/include.c

@@ -232,6 +232,9 @@
 #if SETBORDERPX_PATCH
 #include "setborderpx.c"
 #endif
+#if SHIFTTAG_PATCH
+#include "shifttag.c"
+#endif
 #if SHIFTVIEW_PATCH
 #include "shiftview.c"
 #endif

patch/include.h

@@ -234,6 +234,9 @@
 #if SETBORDERPX_PATCH
 #include "setborderpx.h"
 #endif
+#if SHIFTTAG_PATCH
+#include "shifttag.h"
+#endif
 #if SHIFTVIEW_PATCH
 #include "shiftview.h"
 #endif

patch/shifttag.c

@@ -0,0 +1,20 @@
+/* Sends a window to the next/prev tag */
+void
+shifttag(const Arg *arg)
+{
+	Arg shifted;
+	#if SCRATCHPADS_PATCH && !RENAMED_SCRATCHPADS_PATCH
+	shifted.ui = selmon->tagset[selmon->seltags];
+	#else
+	shifted.ui = selmon->tagset[selmon->seltags];
+	#endif // SCRATCHPADS_PATCH
+
+	if (arg->i > 0) /* left circular shift */
+		shifted.ui = ((shifted.ui << arg->i) | (shifted.ui >> (NUMTAGS - arg->i)));
+	else /* right circular shift */
+		shifted.ui = ((shifted.ui >> -arg->i) | (shifted.ui << (NUMTAGS + arg->i)));
+	#if SCRATCHPADS_PATCH && !RENAMED_SCRATCHPADS_PATCH
+	shifted.ui &= ~SPTAGMASK;
+	#endif // SCRATCHPADS_PATCH
+	tag(&shifted);
+}

patch/shifttag.h

@@ -0,0 +1 @@
+static void shifttag(const Arg *arg);

patches.def.h

@@ -968,6 +968,12 @@
  */
 #define SETBORDERPX_PATCH 0
 
+/* Moves the current selected client to the adjacent tag.
+ * Also see the focusadjacenttag patch.
+ * https://dwm.suckless.org/patches/shift-tools/
+ */
+#define SHIFTTAG_PATCH 0
+
 /* This patch adds keybindings for left and right circular shift through tags.
  * https://github.com/chau-bao-long/dotfiles/blob/master/suckless/dwm/shiftview.diff
  */