xkb: Czech letters added to the default "us" layout

.xkb/keymap/custom

@@ -0,0 +1,7 @@
+xkb_keymap {
+	xkb_keycodes  { include "evdev+aliases(qwerty)"	};
+	xkb_types     { include "complete+caps(shift)+numpad(microsoft)"	};
+	xkb_compat    { include "complete"	};
+	xkb_symbols   { include "pc+us+ru(common):2+inet(evdev)+altwin(meta_win)+capslock(grouplock)+level3(ralt_switch)+compose(menu)+terminate(ctrl_alt_bksp)+uscz"	};
+	xkb_geometry  { include "pc(pc105)"	};
+};

.xkb/symbols/uscz

@@ -0,0 +1,23 @@
+xkb_symbols "uscz" {
+
+    include "us(basic)"
+    name[Group1]= "English (US) + Czheck";
+
+    key <AC01> { [ a, A, aacute, Aacute ] };
+    key <AD09> { [ o, O, oacute, Oacute ] };
+    key <AD03> { [ e, E, eacute, Eacute ] };
+    key <AD06> { [ y, Y, yacute, Yacute ] };
+    key <AD08> { [ i, I, iacute, Iacute ] };
+    key <AD07> { [ u, U, uacute, Uacute ] };
+
+    key <AB01> { [ z, Z, zcaron, Zcaron ] };
+    key <AC03> { [ d, D, dcaron, Dcaron ] };
+    key <AD05> { [ t, T, tcaron, Tcaron ] };
+    key <AB06> { [ n, N, ncaron, Ncaron ] };
+    key <AC02> { [ s, S, scaron, Scaron ] };
+    key <AB03> { [ c, C, ccaron, Ccaron ] };
+    key <AD04> { [ r, R, rcaron, Rcaron ] };
+
+    key <AD01> { [ q, Q, ecaron, Ecaron ] };
+    key <AD02> { [ w, W, uring,  Uring  ] };
+};

.xsession

@@ -1,7 +1,8 @@
 #!/bin/bash
 PATH=$HOME/.cabal/bin:$PATH
 
-setxkbmap -layout "us,ru(common)" -option "altwin:meta_win,grp:caps_toggle,numpad:microsoft,caps:shift,compose:menu,terminate:ctrl_alt_bksp"
+#setxkbmap -layout "us,ru(common)" -option "altwin:meta_win,grp:caps_toggle,numpad:microsoft,caps:shift,compose:menu,terminate:ctrl_alt_bksp"
+xkbcomp -I$HOME/.xkb -R$HOME/.xkb keymap/custom $DISPLAY
 xmodmap $HOME/.xmodmaprc
 
 # xautolock  -time 5 -locker "xlock -lockdelay 60" -nowlocker xlock &