Implement empty layout

README.md

@@ -1,4 +1,3 @@
-# speedwm
 ![image](/docs/preview.png)
 
 ## What is speedwm?

docs/example.signal

@@ -110,4 +110,5 @@
   - 110 - Rotate backwards in the stack axis
   - 111 - Rotate backwards in the secondary stack axis
   - 112 - Mirror the layout
+  - 113 - Enter an empty layout where all clients are hidden
 

layouts.c

@@ -1,5 +1,15 @@
 /* This C code handles all built in layouts. */
 
+void
+empty(Monitor *m) {
+	Client *c;
+	for (c = m->stack; c; c = c->snext) {
+		if(ISVISIBLE(c)) {
+			XMoveWindow(dpy, c->win, WIDTH(c) * -2, c->y);
+		}
+	}
+}
+
 typedef struct {
 	void (*arrange)(Monitor *, int, int, int, int, int, int, int);
 } LayoutArranger;

options.h

@@ -362,6 +362,7 @@ static char text_layout11[]                   = "(L11)"; /* Text for layout 11 *
 static char text_layout12[]                   = "(L12)"; /* Text for layout 12 */
 static char text_layout13[]                   = "(L13)"; /* Text for layout 13 */
 static char text_layout14[]                   = "(L14)"; /* Text for layout 14 */
+static char text_layout15[]                   = "(L15)"; /* Text for layout 15 */
 
 /* Alpha/opacity settings
  *

signal.h

@@ -123,4 +123,5 @@ static Signal signals[] = {
 	{ 110,          rotatelayoutaxis,     {.i = -3 } },
 	{ 111,          rotatelayoutaxis,     {.i = -4 } },
 	{ 112,          mirrorlayout,         {0} },
+	{ 113,          setlayout,            {.v = &layouts[14]} }, /* Empty layout */
 };

speedwm.c

@@ -638,6 +638,7 @@ static void arrange_spiral(Monitor *m, int ax, int ay, int ah, int aw, int ih, i
 static void arrange_tatami(Monitor *m, int ax, int ay, int ah, int aw, int ih, int iv, int n, int an, int ai);
 
 static void tile(Monitor *m);
+static void empty(Monitor *m);
 static void hgrid(Monitor *m);
 static void ngrid(Monitor *m);
 #if LAYOUT_CUSTOM

text.h

@@ -1,7 +1,7 @@
 /* Header for text, do not edit it. */
 
 /* Text for tags */
-static char *tags[]                          = { text_tag1_empty,
+static char *tags[]                         = {  text_tag1_empty,   /* Tag 1 text (empty) */
 												 text_tag2_empty,   /* Tag 2 text (empty) */
 												 text_tag3_empty,   /* Tag 3 text (empty) */
 												 text_tag4_empty,   /* Tag 4 text (empty) */
@@ -56,6 +56,7 @@ static Layout layouts[]                 = {
 #if LAYOUT_CUSTOM
 	{ text_layout14,         custom,  {0} },
 #endif
+	{ text_layout15,         empty,   {0} },
 	/* Reset to layout 1 */
 	{ NULL,		             NULL, {0} },
 };