Adding setborderpx patch

README.md

@@ -13,6 +13,8 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
 
 ### Changelog:
 
+2019-09-14 - Added setborderpx patch
+
 2019-09-13 - Added titlecolor and push patches
 
 2019-09-12 - Added activetagindicatorbar, alwaysfullscreen and autoresize patches
@@ -117,6 +119,9 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
       - saves size and position of every floating window before it is forced into tiled mode
       - if the window is made floating again then the old dimensions will be restored
 
+   - [setborderpx](https://dwm.suckless.org/patches/statuspadding/)
+      - this patch allows border pixels to be changed during runtime
+
    - [statuspadding](https://dwm.suckless.org/patches/statuspadding/)
       - adds configuration options for horizontal and vertical padding in the status bar
 

config.def.h

@@ -313,6 +313,11 @@ static Key keys[] = {
 	#if ALTERNATIVE_TAGS_PATCH
 	{ MODKEY,                       XK_n,          togglealttag,      {0} },
 	#endif // ALTERNATIVE_TAGS_PATCH
+	#if SETBORDERPX_PATCH
+	{ MODKEY|ShiftMask,             XK_minus,      setborderpx,       {.i = -1 } },
+	{ MODKEY|ShiftMask,             XK_plus,       setborderpx,       {.i = +1 } },
+	{ MODKEY|ShiftMask,             XK_numbersign, setborderpx,       {.i = 0 } },
+	#endif // SETBORDERPX_PATCH
 	#if CYCLELAYOUTS_PATCH
 	{ MODKEY|ControlMask,           XK_comma,      cyclelayout,       {.i = -1 } },
 	{ MODKEY|ControlMask,           XK_period,     cyclelayout,       {.i = +1 } },

dwm.c

@@ -180,6 +180,9 @@ struct Monitor {
 	int gappoh;           /* horizontal outer gaps */
 	int gappov;           /* vertical outer gaps */
 	#endif // VANITYGAPS_PATCH
+	#if SETBORDERPX_PATCH
+	unsigned int borderpx;
+	#endif // SETBORDERPX_PATCH
 	unsigned int seltags;
 	unsigned int sellt;
 	unsigned int tagset[2];
@@ -888,6 +891,9 @@ createmon(void)
 	m->nmaster = nmaster;
 	m->showbar = showbar;
 	m->topbar = topbar;
+	#if SETBORDERPX_PATCH
+	m->borderpx = borderpx;
+	#endif // SETBORDERPX_PATCH
 	#if VANITYGAPS_PATCH
 	m->gappih = gappih;
 	m->gappiv = gappiv;
@@ -1568,7 +1574,11 @@ manage(Window w, XWindowAttributes *wa)
 	/* only fix client y-offset, if the client center might cover the bar */
 	c->y = MAX(c->y, ((c->mon->by == c->mon->my) && (c->x + (c->w / 2) >= c->mon->wx)
 		&& (c->x + (c->w / 2) < c->mon->wx + c->mon->ww)) ? bh : c->mon->my);
+	#if SETBORDERPX_PATCH
+	c->bw = c->mon->borderpx;
+	#else
 	c->bw = borderpx;
+	#endif // SETBORDERPX_PATCH
 
 	wc.border_width = c->bw;
 	XConfigureWindow(dpy, w, CWBorderWidth, &wc);

patch/include.c

@@ -48,6 +48,10 @@
 #include "rotatestack.c"
 #endif
 
+#if SETBORDERPX_PATCH
+#include "setborderpx.c"
+#endif
+
 #if SYSTRAY_PATCH
 #include "systray.c"
 #endif

patch/include.h

@@ -44,6 +44,10 @@
 #include "rotatestack.h"
 #endif
 
+#if SETBORDERPX_PATCH
+#include "setborderpx.h"
+#endif
+
 #if SYSTRAY_PATCH
 #include "systray.h"
 #endif

patch/setborderpx.c

@@ -0,0 +1,20 @@
+void
+setborderpx(const Arg *arg)
+{
+	Client *c;
+
+	if (arg->i == 0)
+		mons->borderpx = borderpx;
+	else if (mons->borderpx + arg->i < 0)
+		mons->borderpx = 0;
+	else
+		mons->borderpx += arg->i;
+
+	for (c = mons->clients; c; c = c->next)
+		if (c->bw + arg->i < 0)
+			c->bw = mons->borderpx = 0;
+		else
+			c->bw = mons->borderpx;
+
+	arrange(selmon);
+}

patch/setborderpx.h

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

patches.h

@@ -187,6 +187,11 @@
  */
 #define SAVEFLOATS_PATCH 0
 
+/* This patch allows border pixels to be changed during runtime.
+ * https://dwm.suckless.org/patches/setborderpx/
+ */
+#define SETBORDERPX_PATCH 0
+
 /* This patch adds configuration options for horizontal and vertical padding in the status bar.
  * https://dwm.suckless.org/patches/statuspadding/
  */