Fixed tilemovemouse to work with current dwm, and replaced movemouse

keybinding with tilemovemouse in config.h.

PKGBUILD

@@ -23,7 +23,8 @@ source=(http://dl.suckless.org/dwm/dwm-$pkgver.tar.gz \
 	dwm-5.7.2-attachaside.diff \
 	dwm-5.7-fancybar.diff \
 	focusmaster.c \
-	push.c)
+	push.c \
+	tilemovemouse.c)
 md5sums=('f0b422bfeaa812d66c6dd15c3cc92a6b'
          '939f403a71b6e85261d09fc3412269ee'
          '39a557beb09afe4e727bc4aed64b2cd6'
@@ -42,6 +43,7 @@ build() {
   cp $srcdir/config.h config.h
   cp $srcdir/focusmaster.c focusmaster.c
   cp $srcdir/push.c push.c
+  cp $srcdir/tilemovemouse.c tilemovemouse.c
 
   sed -i 's/CPPFLAGS =/CPPFLAGS +=/g' config.mk
   sed -i 's/CFLAGS =/CFLAGS +=/g' config.mk

config.h

@@ -118,6 +118,7 @@ static Key keys[] = {
 	{ MODKEY|ShiftMask,             XK_q,      					quit,           {0} },
 };
 
+#include "tilemovemouse.c"
 /* button definitions */
 /* click can be ClkLtSymbol, ClkStatusText, ClkWinTitle, ClkClientWin, or ClkRootWin */
 static Button buttons[] = {
@@ -126,7 +127,8 @@ static Button buttons[] = {
 	{ ClkLtSymbol,          0,              Button3,        setlayout,      {.v = &layouts[2]} },
 	{ ClkWinTitle,          0,              Button2,        zoom,           {0} },
 	{ ClkStatusText,        0,              Button2,        spawn,          {.v = termcmd } },
-	{ ClkClientWin,         MODKEY,         Button1,        movemouse,      {0} },
+/*	{ ClkClientWin,         MODKEY,         Button1,        movemouse,      {0} }, */
+	{ ClkClientWin,         MODKEY,         Button1,        tilemovemouse,  {0} },
 	{ ClkClientWin,         MODKEY,         Button2,        togglefloating, {0} },
 	{ ClkClientWin,         MODKEY,         Button3,        resizemouse,    {0} },
 	{ ClkTagBar,            0,              Button1,        view,           {0} },

tilemovemouse.c

@@ -0,0 +1,62 @@
+void
+insertbefore(Client *a, Client *b)	/* insert a before b in the client list */
+{
+	Client **x = &selmon->clients;
+
+	while(*x != b && *x)
+		x = & (*x)->next;
+	*x = a;
+	a->next = b;
+}
+
+void
+insertafter(Client *a, Client *b)	/* insert a after b in the client list */
+{
+	a->next = b->next;
+	b->next = a;
+}
+
+void
+tilemovemouse(const Arg *arg) {
+	/* Could EnterNotify events be used instead? */
+	Client *sel = selmon->sel;
+	Client *c, *d;
+	XEvent ev;
+	int x, y;
+	Bool after;
+
+	if(!(c = sel))
+		return;
+	if(c->isfloating || !selmon->lt[selmon->sellt]->arrange){
+		movemouse(NULL);
+		return;
+	}
+	if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
+	None, cursor[CurMove], CurrentTime) != GrabSuccess)
+		return;
+	do {
+		XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
+		switch (ev.type) {
+		case ConfigureRequest:
+		case Expose:
+		case MapRequest:
+			handler[ev.type](&ev);
+			break;
+		case MotionNotify:
+			x = ev.xmotion.x;
+			y = ev.xmotion.y;
+			after = False;
+			for(d = nexttiled(selmon->clients); d; d = nexttiled(d->next)){
+				if(d == c)
+					after = True;
+				else if(INRECT(x, y, d->x, d->y, d->w+2*borderpx, d->h+2*borderpx)){
+					detach(c);
+					after ? insertafter(c, d) : insertbefore(c,d);
+					arrange(selmon);
+					break;
+				}
+			}
+		}
+	} while(ev.type != ButtonRelease);
+	XUngrabPointer(dpy, CurrentTime);
+}