Adding push patch

README.md

@@ -13,7 +13,7 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
 
 ### Changelog:
 
-2019-09-13 - Added titlecolor patch
+2019-09-13 - Added titlecolor and push patches
 
 2019-09-12 - Added activetagindicatorbar, alwaysfullscreen and autoresize patches
 
@@ -103,6 +103,9 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
    - [pertag](https://dwm.suckless.org/patches/pertag/)
       - adds nmaster, mfact, layouts and more per tag rather than per monitor
 
+   - [push](https://dwm.suckless.org/patches/push/)
+      - this patch provides a way to move clients up and down inside the client list
+
    - [resizecorners](https://dwm.suckless.org/patches/resizecorners/)
       - by default, windows only resize from the bottom right corner
       - with this patch the mouse is warped to the nearest corner and you resize from there

config.def.h

@@ -235,6 +235,10 @@ static Key keys[] = {
 	{ MODKEY|ShiftMask,             XK_j,      rotatestack,       {.i = +1 } },
 	{ MODKEY|ShiftMask,             XK_k,      rotatestack,       {.i = -1 } },
 	#endif // ROTATESTACK_PATCH
+	#if PUSH_PATCH
+	{ MODKEY|ControlMask,           XK_j,      pushdown,          {0} },
+	{ MODKEY|ControlMask,           XK_k,      pushup,            {0} },
+	#endif // PUSH_PATCH
 	{ MODKEY,                       XK_i,      incnmaster,        {.i = +1 } },
 	{ MODKEY,                       XK_d,      incnmaster,        {.i = -1 } },
 	{ MODKEY,                       XK_h,      setmfact,          {.f = -0.05} },

patch/include.c

@@ -40,6 +40,10 @@
 #include "pertag.c"
 #endif
 
+#if PUSH_PATCH
+#include "push.c"
+#endif
+
 #if ROTATESTACK_PATCH
 #include "rotatestack.c"
 #endif

patch/include.h

@@ -36,6 +36,10 @@
 #include "ewmhtags.h"
 #endif
 
+#if PUSH_PATCH
+#include "push.h"
+#endif
+
 #if ROTATESTACK_PATCH
 #include "rotatestack.h"
 #endif

patch/push.c

@@ -0,0 +1,71 @@
+Client *
+nextc(Client *c, float f)
+{
+	if (!f)
+		return nexttiled(c);
+
+	for (; c && !ISVISIBLE(c); c = c->next);
+	return c;
+}
+
+static Client *
+prevc(Client *c, float f)
+{
+	Client *p, *r;
+
+	for (p = selmon->clients, r = NULL; c && p && p != c; p = p->next)
+		if ((f || !p->isfloating) && ISVISIBLE(p))
+			r = p;
+	return r;
+}
+
+static void
+pushup(const Arg *arg)
+{
+	Client *sel = selmon->sel;
+	Client *c;
+
+	if (!sel || (sel->isfloating && !arg->f))
+		return;
+	if ((c = prevc(sel, arg->f))) {
+		/* attach before c */
+		detach(sel);
+		sel->next = c;
+		if (selmon->clients == c)
+			selmon->clients = sel;
+		else {
+			for (c = selmon->clients; c->next != sel->next; c = c->next);
+			c->next = sel;
+		}
+	} else {
+		/* move to the end */
+		for (c = sel; c->next; c = c->next);
+		detach(sel);
+		sel->next = NULL;
+		c->next = sel;
+	}
+	focus(sel);
+	arrange(selmon);
+}
+
+static void
+pushdown(const Arg *arg)
+{
+	Client *sel = selmon->sel;
+	Client *c;
+
+	if (!sel || (sel->isfloating && !arg->f))
+		return;
+	if ((c = nextc(sel->next, arg->f))) {
+		/* attach after c */
+		detach(sel);
+		sel->next = c->next;
+		c->next = sel;
+	} else {
+		/* move to the front */
+		detach(sel);
+		attach(sel);
+	}
+	focus(sel);
+	arrange(selmon);
+}

patch/push.h

@@ -0,0 +1,4 @@
+static Client * nextc(Client *c, float f);
+static Client * prevc(Client *c, float f);
+static void pushup(const Arg *arg);
+static void pushdown(const Arg *arg);

patches.h

@@ -164,6 +164,11 @@
  */
 #define PERTAGBAR_PATCH 0
 
+/* This patch provides a way to move clients up and down inside the client list.
+ * https://dwm.suckless.org/patches/push/
+ */
+#define PUSH_PATCH 0
+
 /* By default, windows only resize from the bottom right corner. With this
  * patch the mouse is warped to the nearest corner and you resize from there.
  * https://dwm.suckless.org/patches/resizecorners/