update

Refresh keyboard mapping uppon MappingNotify event

Makefile

@@ -1,21 +1,24 @@
-CFLAGS+= -std=c99 -Wall -Wextra -pedantic
-LDADD+= -lX11
-LDFLAGS=
-PREFIX?= /usr
-BINDIR?= $(PREFIX)/bin
+CFLAGS += -std=c99 -Wall -Wextra -pedantic -Wold-style-declaration
+CFLAGS += -Wmissing-prototypes -Wno-unused-parameter
+PREFIX ?= /usr
+BINDIR ?= $(PREFIX)/bin
+CC     ?= gcc
 
-CC ?= gcc
-
-all: config.h sowm
+all: sowm
 
 config.h:
 	cp config.def.h config.h
 
-sowm: sowm.o
-	$(CC) $(LDFLAGS) -O3 -o $@ $+ $(LDADD)
+sowm: sowm.c sowm.h config.h Makefile
+	$(CC) -O3 $(CFLAGS) -o $@ $< -lX11 $(LDFLAGS)
 
 install: all
-	install -Dm 755 sowm $(DESTDIR)$(BINDIR)/sowm
+	install -Dm755 sowm $(DESTDIR)$(BINDIR)/sowm
+
+uninstall:
+	rm -f $(DESTDIR)$(BINDIR)/sowm
 
 clean:
 	rm -f sowm *.o
+
+.PHONY: all install uninstall clean

README.md

@@ -1,15 +1,16 @@
-# sowm
+# sowm (*~~Simple~~ Shitty Opinionated Window Manager*)
 
 <a href="https://user-images.githubusercontent.com/6799467/66687576-9747c200-ec72-11e9-947d-5b96753eab03.jpg"><img src="https://user-images.githubusercontent.com/6799467/66687576-9747c200-ec72-11e9-947d-5b96753eab03.jpg" width="43%" align="right"></a>
 
-An itsy bitsy floating window manager (*220~ sloc / 24kb compiled!*).
+An itsy bitsy floating window manager (*220~ sloc!*).
 
 - Floating only.
 - Fullscreen toggle.
 - Window centering.
 - Mix of mouse and keyboard workflow.
 - Focus with cursor.
-- Rounded corners (*[through patch](https://github.com/dylanaraps/sowm/blob/master/patches/sowm-rounded-corners.patch)*)
+- Rounded corners (*[through patch](https://github.com/dylanaraps/sowm/pull/58)*)
+- Titlebars (*[through patch](https://github.com/dylanaraps/sowm/pull/57)*)
 
 <a href="https://user-images.githubusercontent.com/6799467/66687814-8cd9f800-ec73-11e9-97b8-6ae77876bd1b.jpg"><img src="https://user-images.githubusercontent.com/6799467/66687814-8cd9f800-ec73-11e9-97b8-6ae77876bd1b.jpg" width="43%" align="right"></a>
 
@@ -17,12 +18,14 @@ An itsy bitsy floating window manager (*220~ sloc / 24kb compiled!*).
 - All windows die on exit.
 - No window borders.
 - [No ICCCM](https://web.archive.org/web/20190617214524/https://raw.githubusercontent.com/kfish/xsel/1a1c5edf0dc129055f7764c666da2dd468df6016/rant.txt).
-- No EMWH.
+- No EWMH.
 - etc etc etc
 
 
 <br>
 
+Patches available here: https://github.com/dylanaraps/sowm/pulls
+
 ## Default Keybindings
 
 **Window Management**
@@ -35,8 +38,8 @@ An itsy bitsy floating window manager (*220~ sloc / 24kb compiled!*).
 | `MOD4` + `f`               | maximize toggle        |
 | `MOD4` + `c`               | center window          |
 | `MOD4` + `q`               | kill window            |
-| `MOD4` + `1-9`             | desktop swap           |
-| `MOD4` + `Shift` +`1-9`    | send window to desktop |
+| `MOD4` + `1-6`             | desktop swap           |
+| `MOD4` + `Shift` +`1-6`    | send window to desktop |
 | `MOD1` + `TAB` (*alt-tab*) | focus cycle            |
 
 **Programs**
@@ -65,18 +68,31 @@ An itsy bitsy floating window manager (*220~ sloc / 24kb compiled!*).
 2) Run `make` to build `sowm`.
 3) Copy it to your path or run `make install`.
     - `DESTDIR` and `PREFIX` are supported.
+4) (Optional) Apply patch with `git apply patches/patch-name`
+    - In case of applying multiple patches, it has to be done **manually**.
+
+If you are using GDM, save the following to `/usr/share/xsessions/sowm.desktop`. It is still recommended to start `sowm` from `.xinitrc` or through
+[your own xinit implementation](https://github.com/dylanaraps/bin/blob/dfd9a9ff4555efb1cc966f8473339f37d13698ba/x).
+
+```
+[Desktop Entry]
+Name=sowm
+Comment=This session runs sowm as desktop manager
+Exec=sowm
+Type=Application
+```
 
 
 ## Thanks
 
-- 2bwm
-- SmallWM
-- berry
-- catwm
-- dminiwm
-- dwm
-- monsterwm
-- openbox
-- possumwm
-- swm
-- tinywm
+- [2bwm](https://github.com/venam/2bwm)
+- [SmallWM](https://github.com/adamnew123456/SmallWM)
+- [berry](https://github.com/JLErvin/berry)
+- [catwm](https://github.com/pyknite/catwm)
+- [dminiwm](https://github.com/moetunes/dminiwm)
+- [dwm](https://dwm.suckless.org)
+- [monsterwm](https://github.com/c00kiemon5ter/monsterwm)
+- [openbox](https://github.com/danakj/openbox)
+- [possum-wm](https://github.com/duckinator/possum-wm)
+- [swm](https://github.com/dcat/swm)
+- [tinywm](http://incise.org/tinywm.html)

config.def.h

@@ -17,7 +17,9 @@ static struct key keys[] = {
     {MOD,      XK_q,   win_kill,   {0}},
     {MOD,      XK_c,   win_center, {0}},
     {MOD,      XK_f,   win_fs,     {0}},
-    {Mod1Mask, XK_Tab, win_next,   {0}},
+
+    {Mod1Mask,           XK_Tab, win_next,   {0}},
+    {Mod1Mask|ShiftMask, XK_Tab, win_prev,   {0}},
 
     {MOD, XK_d,      run, {.com = menu}},
     {MOD, XK_w,      run, {.com = colors}},

patches/sowm-almost-tags-0.3.diff

@@ -1,132 +0,0 @@
-diff -up a/config.def.h b/config.def.h
---- a/config.def.h	2019-10-17 19:48:23.000000000 +0300
-+++ b/config.def.h	2019-10-20 15:12:05.510971991 +0300
-@@ -32,16 +32,29 @@ static struct key keys[] = {
- 
-     {MOD,           XK_1, ws_go,     {.i = 1}},
-     {MOD|ShiftMask, XK_1, win_to_ws, {.i = 1}},
-+    {MOD|ControlMask,XK_1,ws_toggle, {.i = 1}},
-+
-     {MOD,           XK_2, ws_go,     {.i = 2}},
-     {MOD|ShiftMask, XK_2, win_to_ws, {.i = 2}},
-+    {MOD|ControlMask,XK_2,ws_toggle, {.i = 2}},
-+
-     {MOD,           XK_3, ws_go,     {.i = 3}},
-     {MOD|ShiftMask, XK_3, win_to_ws, {.i = 3}},
-+    {MOD|ControlMask,XK_3,ws_toggle, {.i = 3}},
-+
-     {MOD,           XK_4, ws_go,     {.i = 4}},
-     {MOD|ShiftMask, XK_4, win_to_ws, {.i = 4}},
-+    {MOD|ControlMask,XK_4,ws_toggle, {.i = 4}},
-+
-     {MOD,           XK_5, ws_go,     {.i = 5}},
-     {MOD|ShiftMask, XK_5, win_to_ws, {.i = 5}},
-+    {MOD|ControlMask,XK_5,ws_toggle, {.i = 5}},
-+
-     {MOD,           XK_6, ws_go,     {.i = 6}},
-     {MOD|ShiftMask, XK_6, win_to_ws, {.i = 6}},
-+    {MOD|ControlMask,XK_6,ws_toggle, {.i = 6}},
-+    
-+    {MOD,           XK_0, ws_toggle_all, {.i = 0}},
- };
- 
- #endif
-Common subdirectories: a/patches and b/patches
-Only in b/: sowm-almost-tags-0.3.diff
-diff -up a/sowm.c b/sowm.c
---- a/sowm.c	2019-10-17 19:48:23.000000000 +0300
-+++ b/sowm.c	2019-10-18 19:02:41.959290919 +0300
-@@ -43,11 +43,14 @@ static void win_kill();
- static void win_next();
- static void win_to_ws(const Arg arg);
- static void ws_go(const Arg arg);
-+static void ws_toggle(const Arg arg);
-+static void ws_toggle_all(const Arg arg);
- static int  xerror() { return 0;}
- 
- static client       *list = {0}, *ws_list[10] = {0};
- static int          ws = 1, sw, sh, wx, wy;
- static unsigned int ww, wh;
-+static int			is_ws_enabled[10] = {0}; /* +1 the amount of ws */
- 
- static Display      *d;
- static Window       root, cur;
-@@ -235,24 +238,68 @@ void win_next() {
- }
- 
- void ws_go(const Arg arg) {
--    int tmp = ws;
--
--    if (arg.i == ws) return;
--
-+    int i;
-+	
-     ws_save(ws);
--    ws_sel(arg.i);
- 
--    if (list) for win XMapWindow(d, c->w);
--
--    ws_sel(tmp);
--
--    if (list) for win XUnmapWindow(d, c->w);
-+	for (i = 1; i <= 9; i++) {
-+		if (i != arg.i) {
-+			ws_sel(i);
-+			if (list) for win XUnmapWindow(d, c->w);
-+			is_ws_enabled[i] = 0;
-+		}
-+	}
- 
-     ws_sel(arg.i);
- 
-+    if (list) for win XMapWindow(d, c->w);
-     if (list) win_focus(list->w);
- }
- 
-+void
-+ws_toggle(const Arg arg)
-+{
-+	int i, tmp = -1;
-+
-+	if (arg.i == ws) {
-+		for (i = 1; i <= 9; i++) {
-+			if (is_ws_enabled[i] && i != ws) {
-+				tmp = i;
-+				break;
-+			}
-+		}
-+
-+		if (tmp > 0)
-+			ws_sel(tmp);
-+		else
-+			return;
-+	}
-+
-+	tmp = ws;
-+
-+	ws_sel(arg.i);
-+	if (is_ws_enabled[arg.i]) {
-+		is_ws_enabled[arg.i] = 0;
-+		if (list) for win XUnmapWindow(d, c->w);
-+	} else {
-+		is_ws_enabled[arg.i] = 1;
-+		if (list) for win XMapWindow(d, c->w);
-+	}
-+	ws_sel(tmp);
-+}
-+
-+void
-+ws_toggle_all(const Arg arg)
-+{
-+	int i, tmp = ws;
-+	for (i = 1; i <= 6; i++) {
-+		ws_sel(i);
-+		if (list) for win XMapWindow(d, c->w);
-+		is_ws_enabled[i] = 1;
-+	}
-+	ws_sel(tmp);
-+}
-+
- void configure_request(XEvent *e) {
-     XConfigureRequestEvent *ev = &e->xconfigurerequest;
- 

patches/sowm-normal-kill.patch

@@ -1,23 +0,0 @@
-diff --git a/sowm.c b/sowm.c
-index d1b4c2a..49d8af2 100644
---- a/sowm.c
-+++ b/sowm.c
-@@ -165,7 +165,17 @@ void win_del(Window w) {
- }
- 
- void win_kill() {
--    if (cur) XKillClient(d, cur->w);
-+    if (!cur) return;
-+
-+    XEvent ev = { .type = ClientMessage };
-+
-+    ev.xclient.window       = cur->w;
-+    ev.xclient.format       = 32;
-+    ev.xclient.message_type = XInternAtom(d, "WM_PROTOCOLS", True);
-+    ev.xclient.data.l[0]    = XInternAtom(d, "WM_DELETE_WINDOW", True);
-+    ev.xclient.data.l[1]    = CurrentTime;
-+
-+    XSendEvent(d, cur->w, False, NoEventMask, &ev);
- }
- 
- void win_center() {

patches/sowm-rounded-corners.patch

@@ -1,112 +0,0 @@
-diff --git a/Makefile b/Makefile
-index 8573837..738af94 100644
---- a/Makefile
-+++ b/Makefile
-@@ -1,5 +1,5 @@
- CFLAGS+= -std=c99 -Wall -Wextra -pedantic
--LDADD+= -lX11
-+LDADD+= -lX11 -lXext
- LDFLAGS=
- PREFIX?= /usr
- BINDIR?= $(PREFIX)/bin
-diff --git a/config.def.h b/config.def.h
-index aaaf38d..b25dc08 100644
---- a/config.def.h
-+++ b/config.def.h
-@@ -2,6 +2,7 @@
- #define CONFIG_H
- 
- #define MOD Mod4Mask
-+#define ROUND_CORNERS 20
- 
- const char* menu[]    = {"dmenu_run",      0};
- const char* term[]    = {"st",             0};
-diff --git a/sowm.c b/sowm.c
-index d1b4c2a..56bf509 100644
---- a/sowm.c
-+++ b/sowm.c
-@@ -4,6 +4,7 @@
- #include <X11/XF86keysym.h>
- #include <X11/keysym.h>
- #include <X11/XKBlib.h>
-+#include <X11/extensions/shape.h>
- #include <stdlib.h>
- #include <signal.h>
- #include <unistd.h>
-@@ -43,6 +44,7 @@ static void win_del(Window w);
- static void win_fs();
- static void win_kill();
- static void win_next();
-+static void win_round_corners(Window w, int rad);
- static void win_to_ws(const Arg arg);
- static void ws_go(const Arg arg);
- static int  xerror() { return 0;}
-@@ -105,6 +107,9 @@ void notify_motion(XEvent *e) {
-         wy + (mouse.button == 1 ? yd : 0),
-         ww + (mouse.button == 3 ? xd : 0),
-         wh + (mouse.button == 3 ? yd : 0));
-+
-+    if (mouse.button == 3)
-+        win_round_corners(mouse.subwindow, ROUND_CORNERS);
- }
- 
- void key_press(XEvent *e) {
-@@ -185,6 +190,41 @@ void win_fs() {
- 
-     } else
-         XMoveResizeWindow(d, cur->w, cur->wx, cur->wy, cur->ww, cur->wh);
-+
-+    win_round_corners(cur->w, cur->f ? 0 : ROUND_CORNERS);
-+}
-+
-+void win_round_corners(Window w, int rad) {
-+    unsigned int ww, wh, dia = 2 * rad;
-+
-+    win_size(w, &(int){1}, &(int){1}, &ww, &wh);
-+
-+    if (ww < dia || wh < dia) return;
-+
-+    Pixmap mask = XCreatePixmap(d, w, ww, wh, 1);
-+
-+    if (!mask) return;
-+
-+    XGCValues xgcv;
-+    GC shape_gc = XCreateGC(d, mask, 0, &xgcv);
-+
-+    if (!shape_gc) {
-+        XFreePixmap(d, mask);
-+        return;
-+    }
-+
-+    XSetForeground(d, shape_gc, 0);
-+    XFillRectangle(d, mask, shape_gc, 0, 0, ww, wh);
-+    XSetForeground(d, shape_gc, 1);
-+    XFillArc(d, mask, shape_gc, 0, 0, dia, dia, 0, 23040);
-+    XFillArc(d, mask, shape_gc, ww-dia-1, 0, dia, dia, 0, 23040);
-+    XFillArc(d, mask, shape_gc, 0, wh-dia-1, dia, dia, 0, 23040);
-+    XFillArc(d, mask, shape_gc, ww-dia-1, wh-dia-1, dia, dia, 0, 23040);
-+    XFillRectangle(d, mask, shape_gc, rad, 0, ww-dia, wh);
-+    XFillRectangle(d, mask, shape_gc, 0, rad, ww, wh-dia);
-+    XShapeCombineMask(d, w, ShapeBounding, 0, 0, mask, ShapeSet);
-+    XFreePixmap(d, mask);
-+    XFreeGC(d, shape_gc);
- }
- 
- void win_to_ws(const Arg arg) {
-@@ -241,6 +281,8 @@ void configure_request(XEvent *e) {
-         .sibling    = ev->above,
-         .stack_mode = ev->detail
-     });
-+
-+    win_round_corners(ev->window, ROUND_CORNERS);
- }
- 
- void map_request(XEvent *e) {
-@@ -253,6 +295,7 @@ void map_request(XEvent *e) {
- 
-     if (wx + wy == 0) win_center();
- 
-+    win_round_corners(w, ROUND_CORNERS);
-     XMapWindow(d, w);
-     win_focus(list->prev);
- }

sowm.c

@@ -8,51 +8,15 @@
 #include <signal.h>
 #include <unistd.h>
 
-typedef union {
-    const char** com;
-    const int i;
-    const Window w;
-} Arg;
-
-struct key {
-    unsigned int mod;
-    KeySym keysym;
-    void (*function)(const Arg arg);
-    const Arg arg;
-};
-
-typedef struct client {
-    struct client *next, *prev;
-    int f, wx, wy;
-    unsigned int ww, wh;
-    Window w;
-} client;
-
-static void button_press(XEvent *e);
-static void button_release();
-static void configure_request(XEvent *e);
-static void key_press(XEvent *e);
-static void map_request(XEvent *e);
-static void notify_destroy(XEvent *e);
-static void notify_enter(XEvent *e);
-static void notify_motion(XEvent *e);
-static void run(const Arg arg);
-static void win_add(Window w);
-static void win_center();
-static void win_del(Window w);
-static void win_fs();
-static void win_kill();
-static void win_next();
-static void win_to_ws(const Arg arg);
-static void ws_go(const Arg arg);
-static int  xerror() { return 0;}
+#include "sowm.h"
 
 static client       *list = {0}, *ws_list[10] = {0}, *cur;
-static int          ws = 1, sw, sh, wx, wy;
+static int          ws = 1, sw, sh, wx, wy, numlock = 0;
 static unsigned int ww, wh;
 
 static Display      *d;
 static XButtonEvent mouse;
+static Window       root;
 
 static void (*events[LASTEvent])(XEvent *e) = {
     [ButtonPress]      = button_press,
@@ -60,6 +24,7 @@ static void (*events[LASTEvent])(XEvent *e) = {
     [ConfigureRequest] = configure_request,
     [KeyPress]         = key_press,
     [MapRequest]       = map_request,
+    [MappingNotify]    = mapping_notify,
     [DestroyNotify]    = notify_destroy,
     [EnterNotify]      = notify_enter,
     [MotionNotify]     = notify_motion
@@ -67,14 +32,6 @@ static void (*events[LASTEvent])(XEvent *e) = {
 
 #include "config.h"
 
-#define win        (client *t=0, *c=list; c && t!=list->prev; t=c, c=c->next)
-#define ws_save(W) ws_list[W] = list
-#define ws_sel(W)  list = ws_list[ws = W]
-
-#define win_size(W, gx, gy, gw, gh) \
-    XGetGeometry(d, W, &(Window){0}, gx, gy, gw, gh, \
-                 &(unsigned int){0}, &(unsigned int){0})
-
 void win_focus(client *c) {
     cur = c;
     XSetInputFocus(d, cur->w, RevertToParent, CurrentTime);
@@ -93,7 +50,7 @@ void notify_enter(XEvent *e) {
 }
 
 void notify_motion(XEvent *e) {
-    if (!mouse.subwindow) return;
+    if (!mouse.subwindow || cur->f) return;
 
     while(XCheckTypedEvent(d, MotionNotify, e));
 
@@ -103,15 +60,16 @@ void notify_motion(XEvent *e) {
     XMoveResizeWindow(d, mouse.subwindow,
         wx + (mouse.button == 1 ? xd : 0),
         wy + (mouse.button == 1 ? yd : 0),
-        ww + (mouse.button == 3 ? xd : 0),
-        wh + (mouse.button == 3 ? yd : 0));
+        MAX(1, ww + (mouse.button == 3 ? xd : 0)),
+        MAX(1, wh + (mouse.button == 3 ? yd : 0)));
 }
 
 void key_press(XEvent *e) {
     KeySym keysym = XkbKeycodeToKeysym(d, e->xkey.keycode, 0, 0);
 
     for (unsigned int i=0; i < sizeof(keys)/sizeof(*keys); ++i)
-        if (keys[i].mod == e->xkey.state && keys[i].keysym == keysym)
+        if (keys[i].keysym == keysym &&
+            mod_clean(keys[i].mod) == mod_clean(e->xkey.state))
             keys[i].function(keys[i].arg);
 }
 
@@ -123,8 +81,8 @@ void button_press(XEvent *e) {
     mouse = e->xbutton;
 }
 
-void button_release() {
-    cur->f = mouse.subwindow = 0;
+void button_release(XEvent *e) {
+    mouse.subwindow = 0;
 }
 
 void win_add(Window w) {
@@ -164,27 +122,27 @@ void win_del(Window w) {
     ws_save(ws);
 }
 
-void win_kill() {
+void win_kill(const Arg arg) {
     if (cur) XKillClient(d, cur->w);
 }
 
-void win_center() {
+void win_center(const Arg arg) {
     if (!cur) return;
 
     win_size(cur->w, &(int){0}, &(int){0}, &ww, &wh);
-
     XMoveWindow(d, cur->w, (sw - ww) / 2, (sh - wh) / 2);
 }
 
-void win_fs() {
+void win_fs(const Arg arg) {
     if (!cur) return;
 
     if ((cur->f = cur->f ? 0 : 1)) {
         win_size(cur->w, &cur->wx, &cur->wy, &cur->ww, &cur->wh);
         XMoveResizeWindow(d, cur->w, 0, 0, sw, sh);
 
-    } else
+    } else {
         XMoveResizeWindow(d, cur->w, cur->wx, cur->wy, cur->ww, cur->wh);
+    }
 }
 
 void win_to_ws(const Arg arg) {
@@ -204,7 +162,14 @@ void win_to_ws(const Arg arg) {
     if (list) win_focus(list);
 }
 
-void win_next() {
+void win_prev(const Arg arg) {
+    if (!cur) return;
+
+    XRaiseWindow(d, cur->prev->w);
+    win_focus(cur->prev);
+}
+
+void win_next(const Arg arg) {
     if (!cur) return;
 
     XRaiseWindow(d, cur->next->w);
@@ -251,12 +216,21 @@ void map_request(XEvent *e) {
     win_add(w);
     cur = list->prev;
 
-    if (wx + wy == 0) win_center();
+    if (wx + wy == 0) win_center((Arg){0});
 
     XMapWindow(d, w);
     win_focus(list->prev);
 }
 
+void mapping_notify(XEvent *e) {
+    XMappingEvent *ev = &e->xmapping;
+
+    if (ev->request == MappingKeyboard || ev->request == MappingModifier) {
+        XRefreshKeyboardMapping(ev);
+        input_grab(root);
+    }
+}
+
 void run(const Arg arg) {
     if (fork()) return;
     if (d) close(ConnectionNumber(d));
@@ -265,6 +239,34 @@ void run(const Arg arg) {
     execvp((char*)arg.com[0], (char**)arg.com);
 }
 
+void input_grab(Window root) {
+    unsigned int i, j, modifiers[] = {0, LockMask, numlock, numlock|LockMask};
+    XModifierKeymap *modmap = XGetModifierMapping(d);
+    KeyCode code;
+
+    for (i = 0; i < 8; i++)
+        for (int k = 0; k < modmap->max_keypermod; k++)
+            if (modmap->modifiermap[i * modmap->max_keypermod + k]
+                == XKeysymToKeycode(d, 0xff7f))
+                numlock = (1 << i);
+
+    XUngrabKey(d, AnyKey, AnyModifier, root);
+
+    for (i = 0; i < sizeof(keys)/sizeof(*keys); i++)
+        if ((code = XKeysymToKeycode(d, keys[i].keysym)))
+            for (j = 0; j < sizeof(modifiers)/sizeof(*modifiers); j++)
+                XGrabKey(d, code, keys[i].mod | modifiers[j], root,
+                        True, GrabModeAsync, GrabModeAsync);
+
+    for (i = 1; i < 4; i += 2)
+        for (j = 0; j < sizeof(modifiers)/sizeof(*modifiers); j++)
+            XGrabButton(d, i, MOD | modifiers[j], root, True,
+                ButtonPressMask|ButtonReleaseMask|PointerMotionMask,
+                GrabModeAsync, GrabModeAsync, 0, 0);
+
+    XFreeModifiermap(modmap);
+}
+
 int main(void) {
     XEvent ev;
 
@@ -273,23 +275,15 @@ int main(void) {
     signal(SIGCHLD, SIG_IGN);
     XSetErrorHandler(xerror);
 
-    int s       = DefaultScreen(d);
-    Window root = RootWindow(d, s);
-    sw          = XDisplayWidth(d, s);
-    sh          = XDisplayHeight(d, s);
+    int s = DefaultScreen(d);
+    root  = RootWindow(d, s);
+    sw    = XDisplayWidth(d, s);
+    sh    = XDisplayHeight(d, s);
 
     XSelectInput(d,  root, SubstructureRedirectMask);
     XDefineCursor(d, root, XCreateFontCursor(d, 68));
+    input_grab(root);
 
-    for (unsigned int i=0; i < sizeof(keys)/sizeof(*keys); ++i)
-        XGrabKey(d, XKeysymToKeycode(d, keys[i].keysym), keys[i].mod,
-                 root, True, GrabModeAsync, GrabModeAsync);
-
-    for (int i=1; i<4; i+=2)
-        XGrabButton(d, i, MOD, root, True,
-            ButtonPressMask|ButtonReleaseMask|PointerMotionMask,
-            GrabModeAsync, GrabModeAsync, 0, 0);
-
-    while (1 && !XNextEvent(d, &ev))
+    while (1 && !XNextEvent(d, &ev)) // 1 && will forever be here.
         if (events[ev.type]) events[ev.type](&ev);
 }

sowm.h

@@ -0,0 +1,58 @@
+#include <X11/Xlib.h>
+
+#define win        (client *t=0, *c=list; c && t!=list->prev; t=c, c=c->next)
+#define ws_save(W) ws_list[W] = list
+#define ws_sel(W)  list = ws_list[ws = W]
+#define MAX(a, b)  ((a) > (b) ? (a) : (b))
+
+#define win_size(W, gx, gy, gw, gh) \
+    XGetGeometry(d, W, &(Window){0}, gx, gy, gw, gh, \
+                 &(unsigned int){0}, &(unsigned int){0})
+
+// Taken from DWM. Many thanks. https://git.suckless.org/dwm
+#define mod_clean(mask) (mask & ~(numlock|LockMask) & \
+        (ShiftMask|ControlMask|Mod1Mask|Mod2Mask|Mod3Mask|Mod4Mask|Mod5Mask))
+
+typedef struct {
+    const char** com;
+    const int i;
+    const Window w;
+} Arg;
+
+struct key {
+    unsigned int mod;
+    KeySym keysym;
+    void (*function)(const Arg arg);
+    const Arg arg;
+};
+
+typedef struct client {
+    struct client *next, *prev;
+    int f, wx, wy;
+    unsigned int ww, wh;
+    Window w;
+} client;
+
+void button_press(XEvent *e);
+void button_release(XEvent *e);
+void configure_request(XEvent *e);
+void input_grab(Window root);
+void key_press(XEvent *e);
+void map_request(XEvent *e);
+void mapping_notify(XEvent *e);
+void notify_destroy(XEvent *e);
+void notify_enter(XEvent *e);
+void notify_motion(XEvent *e);
+void run(const Arg arg);
+void win_add(Window w);
+void win_center(const Arg arg);
+void win_del(Window w);
+void win_fs(const Arg arg);
+void win_focus(client *c);
+void win_kill(const Arg arg);
+void win_prev(const Arg arg);
+void win_next(const Arg arg);
+void win_to_ws(const Arg arg);
+void ws_go(const Arg arg);
+
+static int xerror() { return 0; }