initial commit

7 files changed, 498 insertions, 0 deletions

diff --git a/a.out b/a.out
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/a.out
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..4216f68
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,5 @@
+module github.com/crecheer/wm
+
+go 1.25.0
+
+require github.com/BurntSushi/xgb v0.0.0-20210121224620-deaf085860bc // indirect
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..ae50bbf
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,2 @@
+github.com/BurntSushi/xgb v0.0.0-20210121224620-deaf085860bc h1:7D+Bh06CRPCJO3gr2F7h1sriovOZ8BMhca2Rg85c2nk=
+github.com/BurntSushi/xgb v0.0.0-20210121224620-deaf085860bc/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
diff --git a/keysym/keysim.go b/keysym/keysim.go
new file mode 100644
index 0000000..831ee4e
--- /dev/null
+++ b/keysym/keysim.go
@@ -0,0 +1,234 @@
+package keysym
+
+// copied from https://github.com/driusan/dewm/blob/master/keysym/keysym.go
+
+// Known KeySyms from /usr/include/X11/keysymdef.h
+const (
+	// TTY function keys, cleverly chosen to map to ASCII, for convenience of
+	// programming, but could have been arbitrary (at the cost of lookup
+	// tables in client code).
+	XK_BackSpace   = 0xff08 // Back space, back char
+	XK_Tab         = 0xff09
+	XK_Linefeed    = 0xff0a // Linefeed, LF
+	XK_Clear       = 0xff0b
+	XK_Return      = 0xff0d // Return, enter
+	XK_Pause       = 0xff13 // Pause, hold
+	XK_Scroll_Lock = 0xff14
+	XK_Sys_Req     = 0xff15
+	XK_Escape      = 0xff1b
+	XK_Delete      = 0xffff // Delete, rubout
+	// Latin 1
+	// (ISO/IEC 8859-1 = Unicode U+0020..U+00FF)
+	// Byte 3 = 0
+	XK_space        = 0x0020 // U+0020 SPACE
+	XK_exclam       = 0x0021 // U+0021 EXCLAMATION MARK
+	XK_quotedbl     = 0x0022 // U+0022 QUOTATION MARK
+	XK_numbersign   = 0x0023 // U+0023 NUMBER SIGN
+	XK_dollar       = 0x0024 // U+0024 DOLLAR SIGN
+	XK_percent      = 0x0025 // U+0025 PERCENT SIGN
+	XK_ampersand    = 0x0026 // U+0026 AMPERSAND
+	XK_apostrophe   = 0x0027 // U+0027 APOSTROPHE
+	XK_quoteright   = 0x0027 // deprecated
+	XK_parenleft    = 0x0028 // U+0028 LEFT PARENTHESIS
+	XK_parenright   = 0x0029 // U+0029 RIGHT PARENTHESIS
+	XK_asterisk     = 0x002a // U+002A ASTERISK
+	XK_plus         = 0x002b // U+002B PLUS SIGN
+	XK_comma        = 0x002c // U+002C COMMA
+	XK_minus        = 0x002d // U+002D HYPHEN-MINUS
+	XK_period       = 0x002e // U+002E FULL STOP
+	XK_slash        = 0x002f // U+002F SOLIDUS
+	XK_0            = 0x0030 // U+0030 DIGIT ZERO
+	XK_1            = 0x0031 // U+0031 DIGIT ONE
+	XK_2            = 0x0032 // U+0032 DIGIT TWO
+	XK_3            = 0x0033 // U+0033 DIGIT THREE
+	XK_4            = 0x0034 // U+0034 DIGIT FOUR
+	XK_5            = 0x0035 // U+0035 DIGIT FIVE
+	XK_6            = 0x0036 // U+0036 DIGIT SIX
+	XK_7            = 0x0037 // U+0037 DIGIT SEVEN
+	XK_8            = 0x0038 // U+0038 DIGIT EIGHT
+	XK_9            = 0x0039 // U+0039 DIGIT NINE
+	XK_colon        = 0x003a // U+003A COLON
+	XK_semicolon    = 0x003b // U+003B SEMICOLON
+	XK_less         = 0x003c // U+003C LESS-THAN SIGN
+	XK_equal        = 0x003d // U+003D EQUALS SIGN
+	XK_greater      = 0x003e // U+003E GREATER-THAN SIGN
+	XK_question     = 0x003f // U+003F QUESTION MARK
+	XK_at           = 0x0040 // U+0040 COMMERCIAL AT
+	XK_A            = 0x0041 // U+0041 LATIN CAPITAL LETTER A
+	XK_B            = 0x0042 // U+0042 LATIN CAPITAL LETTER B
+	XK_C            = 0x0043 // U+0043 LATIN CAPITAL LETTER C
+	XK_D            = 0x0044 // U+0044 LATIN CAPITAL LETTER D
+	XK_E            = 0x0045 // U+0045 LATIN CAPITAL LETTER E
+	XK_F            = 0x0046 // U+0046 LATIN CAPITAL LETTER F
+	XK_G            = 0x0047 // U+0047 LATIN CAPITAL LETTER G
+	XK_H            = 0x0048 // U+0048 LATIN CAPITAL LETTER H
+	XK_I            = 0x0049 // U+0049 LATIN CAPITAL LETTER I
+	XK_J            = 0x004a // U+004A LATIN CAPITAL LETTER J
+	XK_K            = 0x004b // U+004B LATIN CAPITAL LETTER K
+	XK_L            = 0x004c // U+004C LATIN CAPITAL LETTER L
+	XK_M            = 0x004d // U+004D LATIN CAPITAL LETTER M
+	XK_N            = 0x004e // U+004E LATIN CAPITAL LETTER N
+	XK_O            = 0x004f // U+004F LATIN CAPITAL LETTER O
+	XK_P            = 0x0050 // U+0050 LATIN CAPITAL LETTER P
+	XK_Q            = 0x0051 // U+0051 LATIN CAPITAL LETTER Q
+	XK_R            = 0x0052 // U+0052 LATIN CAPITAL LETTER R
+	XK_S            = 0x0053 // U+0053 LATIN CAPITAL LETTER S
+	XK_T            = 0x0054 // U+0054 LATIN CAPITAL LETTER T
+	XK_U            = 0x0055 // U+0055 LATIN CAPITAL LETTER U
+	XK_V            = 0x0056 // U+0056 LATIN CAPITAL LETTER V
+	XK_W            = 0x0057 // U+0057 LATIN CAPITAL LETTER W
+	XK_X            = 0x0058 // U+0058 LATIN CAPITAL LETTER X
+	XK_Y            = 0x0059 // U+0059 LATIN CAPITAL LETTER Y
+	XK_Z            = 0x005a // U+005A LATIN CAPITAL LETTER Z
+	XK_bracketleft  = 0x005b // U+005B LEFT SQUARE BRACKET
+	XK_backslash    = 0x005c // U+005C REVERSE SOLIDUS
+	XK_bracketright = 0x005d // U+005D RIGHT SQUARE BRACKET
+	XK_asciicircum  = 0x005e // U+005E CIRCUMFLEX ACCENT
+	XK_underscore   = 0x005f // U+005F LOW LINE
+	XK_grave        = 0x0060 // U+0060 GRAVE ACCENT
+	XK_quoteleft    = 0x0060 // deprecated
+	XK_a            = 0x0061 // U+0061 LATIN SMALL LETTER A
+	XK_b            = 0x0062 // U+0062 LATIN SMALL LETTER B
+	XK_c            = 0x0063 // U+0063 LATIN SMALL LETTER C
+	XK_d            = 0x0064 // U+0064 LATIN SMALL LETTER D
+	XK_e            = 0x0065 // U+0065 LATIN SMALL LETTER E
+	XK_f            = 0x0066 // U+0066 LATIN SMALL LETTER F
+	XK_g            = 0x0067 // U+0067 LATIN SMALL LETTER G
+	XK_h            = 0x0068 // U+0068 LATIN SMALL LETTER H
+	XK_i            = 0x0069 // U+0069 LATIN SMALL LETTER I
+	XK_j            = 0x006a // U+006A LATIN SMALL LETTER J
+	XK_k            = 0x006b // U+006B LATIN SMALL LETTER K
+	XK_l            = 0x006c // U+006C LATIN SMALL LETTER L
+	XK_m            = 0x006d // U+006D LATIN SMALL LETTER M
+	XK_n            = 0x006e // U+006E LATIN SMALL LETTER N
+	XK_o            = 0x006f // U+006F LATIN SMALL LETTER O
+	XK_p            = 0x0070 // U+0070 LATIN SMALL LETTER P
+	XK_q            = 0x0071 // U+0071 LATIN SMALL LETTER Q
+	XK_r            = 0x0072 // U+0072 LATIN SMALL LETTER R
+	XK_s            = 0x0073 // U+0073 LATIN SMALL LETTER S
+	XK_t            = 0x0074 // U+0074 LATIN SMALL LETTER T
+	XK_u            = 0x0075 // U+0075 LATIN SMALL LETTER U
+	XK_v            = 0x0076 // U+0076 LATIN SMALL LETTER V
+	XK_w            = 0x0077 // U+0077 LATIN SMALL LETTER W
+	XK_x            = 0x0078 // U+0078 LATIN SMALL LETTER X
+	XK_y            = 0x0079 // U+0079 LATIN SMALL LETTER Y
+	XK_z            = 0x007a // U+007A LATIN SMALL LETTER Z
+	XK_braceleft    = 0x007b // U+007B LEFT CURLY BRACKET
+	XK_bar          = 0x007c // U+007C VERTICAL LINE
+	XK_braceright   = 0x007d // U+007D RIGHT CURLY BRACKET
+	XK_asciitilde   = 0x007e // U+007E TILDE
+
+	XK_nobreakspace   = 0x00a0 // U+00A0 NO-BREAK SPACE
+	XK_exclamdown     = 0x00a1 // U+00A1 INVERTED EXCLAMATION MARK
+	XK_cent           = 0x00a2 // U+00A2 CENT SIGN
+	XK_sterling       = 0x00a3 // U+00A3 POUND SIGN
+	XK_currency       = 0x00a4 // U+00A4 CURRENCY SIGN
+	XK_yen            = 0x00a5 // U+00A5 YEN SIGN
+	XK_brokenbar      = 0x00a6 // U+00A6 BROKEN BAR
+	XK_section        = 0x00a7 // U+00A7 SECTION SIGN
+	XK_diaeresis      = 0x00a8 // U+00A8 DIAERESIS
+	XK_copyright      = 0x00a9 // U+00A9 COPYRIGHT SIGN
+	XK_ordfeminine    = 0x00aa // U+00AA FEMININE ORDINAL INDICATOR
+	XK_guillemotleft  = 0x00ab // U+00AB LEFT-POINTING DOUBLE ANGLE QUOTATION MARK
+	XK_notsign        = 0x00ac // U+00AC NOT SIGN
+	XK_hyphen         = 0x00ad // U+00AD SOFT HYPHEN
+	XK_registered     = 0x00ae // U+00AE REGISTERED SIGN
+	XK_macron         = 0x00af // U+00AF MACRON
+	XK_degree         = 0x00b0 // U+00B0 DEGREE SIGN
+	XK_plusminus      = 0x00b1 // U+00B1 PLUS-MINUS SIGN
+	XK_twosuperior    = 0x00b2 // U+00B2 SUPERSCRIPT TWO
+	XK_threesuperior  = 0x00b3 // U+00B3 SUPERSCRIPT THREE
+	XK_acute          = 0x00b4 // U+00B4 ACUTE ACCENT
+	XK_mu             = 0x00b5 // U+00B5 MICRO SIGN
+	XK_paragraph      = 0x00b6 // U+00B6 PILCROW SIGN
+	XK_periodcentered = 0x00b7 // U+00B7 MIDDLE DOT
+	XK_cedilla        = 0x00b8 // U+00B8 CEDILLA
+	XK_onesuperior    = 0x00b9 // U+00B9 SUPERSCRIPT ONE
+	XK_masculine      = 0x00ba // U+00BA MASCULINE ORDINAL INDICATOR
+	XK_guillemotright = 0x00bb // U+00BB RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK
+	XK_onequarter     = 0x00bc // U+00BC VULGAR FRACTION ONE QUARTER
+	XK_onehalf        = 0x00bd // U+00BD VULGAR FRACTION ONE HALF
+	XK_threequarters  = 0x00be // U+00BE VULGAR FRACTION THREE QUARTERS
+	XK_questiondown   = 0x00bf // U+00BF INVERTED QUESTION MARK
+	XK_Agrave         = 0x00c0 // U+00C0 LATIN CAPITAL LETTER A WITH GRAVE
+	XK_Aacute         = 0x00c1 // U+00C1 LATIN CAPITAL LETTER A WITH ACUTE
+	XK_Acircumflex    = 0x00c2 // U+00C2 LATIN CAPITAL LETTER A WITH CIRCUMFLEX
+	XK_Atilde         = 0x00c3 // U+00C3 LATIN CAPITAL LETTER A WITH TILDE
+	XK_Adiaeresis     = 0x00c4 // U+00C4 LATIN CAPITAL LETTER A WITH DIAERESIS
+	XK_Aring          = 0x00c5 // U+00C5 LATIN CAPITAL LETTER A WITH RING ABOVE
+	XK_AE             = 0x00c6 // U+00C6 LATIN CAPITAL LETTER AE
+	XK_Ccedilla       = 0x00c7 // U+00C7 LATIN CAPITAL LETTER C WITH CEDILLA
+	XK_Egrave         = 0x00c8 // U+00C8 LATIN CAPITAL LETTER E WITH GRAVE
+	XK_Eacute         = 0x00c9 // U+00C9 LATIN CAPITAL LETTER E WITH ACUTE
+	XK_Ecircumflex    = 0x00ca // U+00CA LATIN CAPITAL LETTER E WITH CIRCUMFLEX
+	XK_Ediaeresis     = 0x00cb // U+00CB LATIN CAPITAL LETTER E WITH DIAERESIS
+	XK_Igrave         = 0x00cc // U+00CC LATIN CAPITAL LETTER I WITH GRAVE
+	XK_Iacute         = 0x00cd // U+00CD LATIN CAPITAL LETTER I WITH ACUTE
+	XK_Icircumflex    = 0x00ce // U+00CE LATIN CAPITAL LETTER I WITH CIRCUMFLEX
+	XK_Idiaeresis     = 0x00cf // U+00CF LATIN CAPITAL LETTER I WITH DIAERESIS
+	XK_ETH            = 0x00d0 // U+00D0 LATIN CAPITAL LETTER ETH
+	XK_Eth            = 0x00d0 // deprecated
+	XK_Ntilde         = 0x00d1 // U+00D1 LATIN CAPITAL LETTER N WITH TILDE
+	XK_Ograve         = 0x00d2 // U+00D2 LATIN CAPITAL LETTER O WITH GRAVE
+	XK_Oacute         = 0x00d3 // U+00D3 LATIN CAPITAL LETTER O WITH ACUTE
+	XK_Ocircumflex    = 0x00d4 // U+00D4 LATIN CAPITAL LETTER O WITH CIRCUMFLEX
+	XK_Otilde         = 0x00d5 // U+00D5 LATIN CAPITAL LETTER O WITH TILDE
+	XK_Odiaeresis     = 0x00d6 // U+00D6 LATIN CAPITAL LETTER O WITH DIAERESIS
+	XK_multiply       = 0x00d7 // U+00D7 MULTIPLICATION SIGN
+	XK_Oslash         = 0x00d8 // U+00D8 LATIN CAPITAL LETTER O WITH STROKE
+	XK_Ooblique       = 0x00d8 // U+00D8 LATIN CAPITAL LETTER O WITH STROKE
+	XK_Ugrave         = 0x00d9 // U+00D9 LATIN CAPITAL LETTER U WITH GRAVE
+	XK_Uacute         = 0x00da // U+00DA LATIN CAPITAL LETTER U WITH ACUTE
+	XK_Ucircumflex    = 0x00db // U+00DB LATIN CAPITAL LETTER U WITH CIRCUMFLEX
+	XK_Udiaeresis     = 0x00dc // U+00DC LATIN CAPITAL LETTER U WITH DIAERESIS
+	XK_Yacute         = 0x00dd // U+00DD LATIN CAPITAL LETTER Y WITH ACUTE
+	XK_THORN          = 0x00de // U+00DE LATIN CAPITAL LETTER THORN
+	XK_Thorn          = 0x00de // deprecated
+	XK_ssharp         = 0x00df // U+00DF LATIN SMALL LETTER SHARP S
+	XK_agrave         = 0x00e0 // U+00E0 LATIN SMALL LETTER A WITH GRAVE
+	XK_aacute         = 0x00e1 // U+00E1 LATIN SMALL LETTER A WITH ACUTE
+	XK_acircumflex    = 0x00e2 // U+00E2 LATIN SMALL LETTER A WITH CIRCUMFLEX
+	XK_atilde         = 0x00e3 // U+00E3 LATIN SMALL LETTER A WITH TILDE
+	XK_adiaeresis     = 0x00e4 // U+00E4 LATIN SMALL LETTER A WITH DIAERESIS
+	XK_aring          = 0x00e5 // U+00E5 LATIN SMALL LETTER A WITH RING ABOVE
+	XK_ae             = 0x00e6 // U+00E6 LATIN SMALL LETTER AE
+	XK_ccedilla       = 0x00e7 // U+00E7 LATIN SMALL LETTER C WITH CEDILLA
+	XK_egrave         = 0x00e8 // U+00E8 LATIN SMALL LETTER E WITH GRAVE
+	XK_eacute         = 0x00e9 // U+00E9 LATIN SMALL LETTER E WITH ACUTE
+	XK_ecircumflex    = 0x00ea // U+00EA LATIN SMALL LETTER E WITH CIRCUMFLEX
+	XK_ediaeresis     = 0x00eb // U+00EB LATIN SMALL LETTER E WITH DIAERESIS
+	XK_igrave         = 0x00ec // U+00EC LATIN SMALL LETTER I WITH GRAVE
+	XK_iacute         = 0x00ed // U+00ED LATIN SMALL LETTER I WITH ACUTE
+	XK_icircumflex    = 0x00ee // U+00EE LATIN SMALL LETTER I WITH CIRCUMFLEX
+	XK_idiaeresis     = 0x00ef // U+00EF LATIN SMALL LETTER I WITH DIAERESIS
+	XK_eth            = 0x00f0 // U+00F0 LATIN SMALL LETTER ETH
+	XK_ntilde         = 0x00f1 // U+00F1 LATIN SMALL LETTER N WITH TILDE
+	XK_ograve         = 0x00f2 // U+00F2 LATIN SMALL LETTER O WITH GRAVE
+	XK_oacute         = 0x00f3 // U+00F3 LATIN SMALL LETTER O WITH ACUTE
+	XK_ocircumflex    = 0x00f4 // U+00F4 LATIN SMALL LETTER O WITH CIRCUMFLEX
+	XK_otilde         = 0x00f5 // U+00F5 LATIN SMALL LETTER O WITH TILDE
+	XK_odiaeresis     = 0x00f6 // U+00F6 LATIN SMALL LETTER O WITH DIAERESIS
+	XK_division       = 0x00f7 // U+00F7 DIVISION SIGN
+	XK_oslash         = 0x00f8 // U+00F8 LATIN SMALL LETTER O WITH STROKE
+	XK_ooblique       = 0x00f8 // U+00F8 LATIN SMALL LETTER O WITH STROKE
+	XK_ugrave         = 0x00f9 // U+00F9 LATIN SMALL LETTER U WITH GRAVE
+	XK_uacute         = 0x00fa // U+00FA LATIN SMALL LETTER U WITH ACUTE
+	XK_ucircumflex    = 0x00fb // U+00FB LATIN SMALL LETTER U WITH CIRCUMFLEX
+	XK_udiaeresis     = 0x00fc // U+00FC LATIN SMALL LETTER U WITH DIAERESIS
+	XK_yacute         = 0x00fd // U+00FD LATIN SMALL LETTER Y WITH ACUTE
+	XK_thorn          = 0x00fe // U+00FE LATIN SMALL LETTER THORN
+	XK_ydiaeresis     = 0x00ff // U+00FF LATIN SMALL LETTER Y WITH DIAERESIS
+
+	// Cursor control & motion
+	XK_Home      = 0xff50
+	XK_Left      = 0xff51 // Move left, left arrow
+	XK_Up        = 0xff52 // Move up, up arrow
+	XK_Right     = 0xff53 // Move right, right arrow
+	XK_Down      = 0xff54 // Move down, down arrow
+	XK_Prior     = 0xff55 // Prior, previous
+	XK_Page_Up   = 0xff55
+	XK_Next      = 0xff56 // Next
+	XK_Page_Down = 0xff56
+	XK_End       = 0xff57 // EOL
+	XK_Begin     = 0xff58 // BOL
+)
\ No newline at end of file
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..b6cb1f4
--- /dev/null
+++ b/main.go
@@ -0,0 +1,255 @@
+package main
+
+import (
+	"log"
+	"os"
+	"os/exec"
+
+	"github.com/BurntSushi/xgb"
+	"github.com/BurntSushi/xgb/xproto"
+
+	"github.com/crecheer/wm/keysym"
+)
+
+// structs
+
+type Key struct {
+	Mod uint16
+	Sym uint32
+	Fn  func(*xgb.Conn)
+}
+
+type Client struct {
+	Win      xproto.Window
+	X        int16
+	Y        int16
+	Width    uint16
+	Height   uint16
+	Floating bool
+}
+
+var keys []Key
+var clients = make(map[xproto.Window]*Client)
+
+func main() {
+	conn, err := xgb.NewConn()
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	setup(conn)
+
+	for {
+		log.Println("test")
+		ev, err := conn.WaitForEvent()
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		switch e := ev.(type) {
+		case xproto.KeyPressEvent:
+			handleKeyPress(conn, e)
+		
+		case xproto.MapRequestEvent:
+			manageWindow(conn, e.Window)
+
+		case xproto.DestroyNotifyEvent:
+			unmanageWindow(conn, e.Window)
+
+		case xproto.UnmapNotifyEvent:
+			unmanageWindow(conn, e.Window)
+		
+		default:
+			log.Println("event: ", e)
+		}
+
+	}
+}
+
+func setup(conn *xgb.Conn) {
+	root := xproto.Setup(conn).DefaultScreen(conn).Root
+
+	err := xproto.ChangeWindowAttributesChecked(
+		conn,
+		root,
+		xproto.CwEventMask,
+		[]uint32{
+			xproto.EventMaskSubstructureRedirect |
+				xproto.EventMaskSubstructureNotify,
+		},
+	).Check()
+
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	setupKeys(conn)
+}
+
+func spawn(cmd string, args ...string) {
+	c := exec.Command(cmd, args...)
+	c.Stdout = nil
+	c.Stderr = nil
+	c.Stdin = nil
+	if err := c.Start(); err != nil {
+		log.Println("failed to spawn", cmd, ":", err)
+	}
+}
+
+func setupKeys(conn *xgb.Conn) {
+	mod := uint16(xproto.ModMask1) // Alt
+
+	keys = []Key{
+		{
+			Mod: mod,
+			Sym: keysym.XK_Return,
+			Fn: func(c *xgb.Conn) {
+				spawn("st")
+			},
+		},
+		{
+			Mod: mod,
+			Sym: keysym.XK_Q,
+			Fn: func(c *xgb.Conn) {
+				os.Exit(0)
+			},
+		},
+	}
+
+	grabKeys(conn)
+}
+
+func grabKeys(conn *xgb.Conn) {
+	root := xproto.Setup(conn).DefaultScreen(conn).Root
+
+	for _, k := range keys {
+		keycode := keysymToKeycode(conn, k.Sym)
+		if keycode == 0 {
+			continue
+		}
+
+		xproto.GrabKey(conn,
+			true,
+			root,
+			k.Mod,
+			keycode,
+			xproto.GrabModeAsync,
+			xproto.GrabModeAsync,
+		)
+	}
+}
+
+func keysymToKeycode(conn *xgb.Conn, sym uint32) xproto.Keycode {
+	setup := xproto.Setup(conn)
+	min := setup.MinKeycode
+	max := setup.MaxKeycode
+
+	reply, err := xproto.GetKeyboardMapping(conn, min, byte(max-min+1)).Reply()
+	if err != nil {
+		return 0
+	}
+
+	keysymsPerKeycode := int(reply.KeysymsPerKeycode)
+
+	for kc := min; kc <= max; kc++ {
+		for i := 0; i < keysymsPerKeycode; i++ {
+			idx := int(kc-min)*keysymsPerKeycode + i
+			if uint32(reply.Keysyms[idx]) == sym {
+				return kc
+			}
+		}
+	}
+
+	return 0
+}
+
+func handleKeyPress(conn *xgb.Conn, e xproto.KeyPressEvent) {
+	log.Println("key pressed")
+	reply, err := xproto.GetKeyboardMapping(conn, e.Detail, 1).Reply()
+	if err != nil || len(reply.Keysyms) == 0 {
+		return
+	}
+
+	
+
+	sym := reply.Keysyms[0]
+
+	for _, k := range keys {
+		if uint32(sym) == k.Sym && (e.State&k.Mod) == k.Mod {
+    		k.Fn(conn)
+		}
+	}
+}
+
+func manageWindow(conn *xgb.Conn, win xproto.Window) {
+	geom, err := xproto.GetGeometry(conn, xproto.Drawable(win)).Reply()
+	if err != nil {
+		return
+	}
+
+	client := &Client{
+		Win:      win,
+		X:        geom.X,
+		Y:        geom.Y,
+		Width:    geom.Width,
+		Height:   geom.Height,
+		Floating: false,
+	}
+
+	clients[win] = client
+	log.Println("managing window:", win)
+
+	// listen for events on this window
+	xproto.ChangeWindowAttributes(conn, win,
+		xproto.CwEventMask,
+		[]uint32{
+			xproto.EventMaskEnterWindow |
+				xproto.EventMaskFocusChange |
+				xproto.EventMaskPropertyChange,
+		})
+
+	// map (show) window
+	xproto.MapWindow(conn, win)
+
+	// tile all windows
+	tile(conn)
+}
+
+func unmanageWindow(conn *xgb.Conn, win xproto.Window) {
+	if _, ok := clients[win]; ok {
+		log.Println("unmanaging window:", win)
+		delete(clients, win)
+		tile(conn)
+	}
+}
+
+func tile(conn *xgb.Conn) {
+	log.Println("tile")
+	screen := xproto.Setup(conn).DefaultScreen(conn)
+	screenWidth := int(screen.WidthInPixels)
+	screenHeight := int(screen.HeightInPixels)
+
+	n := len(clients)
+	if n == 0 {
+		return
+	}
+
+	i := 0
+	for _, c := range clients {
+		height := screenHeight / n
+
+		xproto.ConfigureWindow(conn, c.Win,
+			xproto.ConfigWindowX|
+				xproto.ConfigWindowY|
+				xproto.ConfigWindowWidth|
+				xproto.ConfigWindowHeight,
+			[]uint32{
+				0,
+				uint32(i * height),
+				uint32(screenWidth),
+				uint32(height),
+			})
+
+		i++
+	}
+}
diff --git a/wm b/wm
new file mode 100755
index 0000000..9364c4c
--- /dev/null
+++ b/wm
diff --git a/xneststart b/xneststart
new file mode 100755
index 0000000..6d91d3d
--- /dev/null
+++ b/xneststart
@@ -0,0 +1,2 @@
+Xnest :2 -geometry 1280x800 &
+DISPLAY=:2 ./wm 
\ No newline at end of file