shithub: lua9

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Added emenuhit()

	This is exported as event.menuhit(button, mouse, menu).
	Menu is expected to be a table of strings.

--- a/event.c

+++ b/event.c

@@ -106,7 +106,44 @@

 	return 1;

 }

+static char**

+checkstrings(lua_State *L, int index)

+{

+	char **items;

+	int n, i;

+

+	if(lua_istable(L, index) == 0)

+		luaL_argerror(L, index, "table of strings expected");

+	n = luaL_len(L, index);

+	if(n == 0)

+		luaL_argerror(L, index, "table of strings is empty");

+	items = calloc(n + 1, sizeof(char*));

+	if(items == nil)

+		luaL_error(L, "out of memory");

+	items[n] = NULL;

+	for(i = 0; i < n; i++){

+		lua_rawgeti(L, index, i + 1);

+		items[i] = luaL_checkstring(L, lua_gettop(L));

+	}

+	return items;

+}

+

 static int

+lmenuhit(lua_State *L)

+{

+	int b, r;

+	Mouse m;

+	Menu menu;

+

+	b = luaL_checkinteger(L, 1);

+	m = checkmouse(L, 2);

+	menu.item = checkstrings(L, 3);

+	r = emenuhit(b, &m, &menu);

+	lua_pushinteger(L, r);

+	return 1;

+}

+

+static int

 lenter(lua_State *L)

 {

 	char buf[1024]; /* XXX do it better */

@@ -135,6 +172,7 @@

 	{ "cankbd",    lcankbd },

 	{ "timer",     ltimer },

 	{ "enter",     lenter },

+	{ "menuhit",   lmenuhit },

 	{ NULL, NULL }

 };