Adding movestack patch

7 files changed, 73 insertions, 3 deletions

diff --git a/README.md b/README.md
index 97568c2..c336ef4 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
 
 ### Changelog:
 
-2019-10-04 - Added maximize and monoclesymbol patches
+2019-10-04 - Added maximize, movestack and monoclesymbol patches
 
 2019-10-03 - Added onlyquitonempty and switchcol patches
 
@@ -146,6 +146,9 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
       - always display the the monocle-symbol as defined in config.h if the monocle-layout is activated
       - do not display the number of open clients in the current tag
 
+   - [movestack](https://dwm.suckless.org/patches/movestack/)
+      - allows you to move clients around in the stack and swap them with the master
+
    - [onlyquitonempty](https://dwm.suckless.org/patches/onlyquitonempty/)
       - makes it so dwm will only exit via quit() if no windows are open (in order to prevent accidental loss of work)
 
diff --git a/config.def.h b/config.def.h
index 1cda331..388cdea 100644
--- a/config.def.h
+++ b/config.def.h
@@ -320,8 +320,8 @@ static Key keys[] = {
 	{ MODKEY,                       XK_j,          focusstack,          {.i = +1 } },
 	{ MODKEY,                       XK_k,          focusstack,          {.i = -1 } },
 	#if ROTATESTACK_PATCH
-	{ MODKEY|ShiftMask,             XK_j,          rotatestack,         {.i = +1 } },
-	{ MODKEY|ShiftMask,             XK_k,          rotatestack,         {.i = -1 } },
+	{ MODKEY|Mod4Mask,              XK_j,          rotatestack,         {.i = +1 } },
+	{ MODKEY|Mod4Mask,              XK_k,          rotatestack,         {.i = -1 } },
 	#endif // ROTATESTACK_PATCH
 	#if PUSH_PATCH || PUSH_NO_MASTER_PATCH
 	{ MODKEY|ControlMask,           XK_j,          pushdown,            {0} },
@@ -336,6 +336,10 @@ static Key keys[] = {
 	{ MODKEY|ShiftMask,             XK_l,          setcfact,            {.f = -0.25} },
 	{ MODKEY|ShiftMask,             XK_o,          setcfact,            {.f =  0.00} },
 	#endif // CFACTS_PATCH
+	#if MOVESTACK_PATCH
+	{ MODKEY|ShiftMask,             XK_j,          movestack,           {.i = +1 } },
+	{ MODKEY|ShiftMask,             XK_k,          movestack,           {.i = -1 } },
+	#endif // MOVESTACK_PATCH
 	{ MODKEY,                       XK_Return,     zoom,                {0} },
 	#if VANITYGAPS_PATCH
 	{ MODKEY|Mod4Mask,              XK_u,          incrgaps,            {.i = +1 } },
diff --git a/patch/include.c b/patch/include.c
index 3db5a6d..fa6905c 100644
--- a/patch/include.c
+++ b/patch/include.c
@@ -56,6 +56,10 @@
 #include "maximize.c"
 #endif
 
+#if MOVESTACK_PATCH
+#include "movestack.c"
+#endif
+
 #if PERTAG_PATCH
 #include "pertag.c"
 #endif
diff --git a/patch/include.h b/patch/include.h
index afdbf87..f78287d 100644
--- a/patch/include.h
+++ b/patch/include.h
@@ -56,6 +56,10 @@
 #include "maximize.h"
 #endif
 
+#if MOVESTACK_PATCH
+#include "movestack.h"
+#endif
+
 #if PERTAG_PATCH
 #include "pertag.h"
 #endif
diff --git a/patch/movestack.c b/patch/movestack.c
new file mode 100644
index 0000000..2406a87
--- /dev/null
+++ b/patch/movestack.c
@@ -0,0 +1,49 @@
+void
+movestack(const Arg *arg)
+{
+	Client *c = NULL, *p = NULL, *pc = NULL, *i;
+
+	if (arg->i > 0) {
+		/* find the client after selmon->sel */
+		for (c = selmon->sel->next; c && (!ISVISIBLE(c) || c->isfloating); c = c->next);
+		if (!c)
+			for (c = selmon->clients; c && (!ISVISIBLE(c) || c->isfloating); c = c->next);
+
+	}
+	else {
+		/* find the client before selmon->sel */
+		for (i = selmon->clients; i != selmon->sel; i = i->next)
+			if(ISVISIBLE(i) && !i->isfloating)
+				c = i;
+		if (!c)
+			for (; i; i = i->next)
+				if (ISVISIBLE(i) && !i->isfloating)
+					c = i;
+	}
+	/* find the client before selmon->sel and c */
+	for (i = selmon->clients; i && (!p || !pc); i = i->next) {
+		if (i->next == selmon->sel)
+			p = i;
+		if (i->next == c)
+			pc = i;
+	}
+
+	/* swap c and selmon->sel selmon->clients in the selmon->clients list */
+	if (c && c != selmon->sel) {
+		Client *temp = selmon->sel->next==c?selmon->sel:selmon->sel->next;
+		selmon->sel->next = c->next==selmon->sel?c:c->next;
+		c->next = temp;
+
+		if (p && p != c)
+			p->next = c;
+		if (pc && pc != selmon->sel)
+			pc->next = selmon->sel;
+
+		if (selmon->sel == selmon->clients)
+			selmon->clients = c;
+		else if (c == selmon->clients)
+			selmon->clients = selmon->sel;
+
+		arrange(selmon);
+	}
+}
\ No newline at end of file
diff --git a/patch/movestack.h b/patch/movestack.h
new file mode 100644
index 0000000..19ac5d8
--- /dev/null
+++ b/patch/movestack.h
@@ -0,0 +1 @@
+static void movestack(const Arg *arg);
\ No newline at end of file
diff --git a/patches.h b/patches.h
index ff31936..026e38d 100644
--- a/patches.h
+++ b/patches.h
@@ -209,6 +209,11 @@
  */
 #define MONOCLESYMBOL_PATCH 0
 
+/* This patch allows you to move clients around in the stack and swap them with the master.
+ * https://dwm.suckless.org/patches/movestack/
+ */
+#define MOVESTACK_PATCH 0
+
 /* This patch makes it so dwm will only exit via quit() if no windows are open.
  * This is to prevent you accidentally losing all your work.
  * https://dwm.suckless.org/patches/onlyquitonempty/