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textbox: allow nil as value for text 

Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Julien Danjou 2008-08-12 18:13:23 +02:00
parent 905d8e78a1
commit 57b7d39cdb
1 changed files with 6 additions and 4 deletions
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10
widgets/textbox.c
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@ -137,18 +137,20 @@ luaA_textbox_index(lua_State *L, awesome_token_t token)
static int static int
luaA_textbox_newindex(lua_State *L, awesome_token_t token) luaA_textbox_newindex(lua_State *L, awesome_token_t token)
{ {
size_t len; size_t len = 0;
widget_t **widget = luaA_checkudata(L, 1, "widget"); widget_t **widget = luaA_checkudata(L, 1, "widget");
const char *buf; const char *buf = NULL;
textbox_data_t *d = (*widget)->data; textbox_data_t *d = (*widget)->data;
switch(token) switch(token)
{ {
case A_TK_TEXT: case A_TK_TEXT:
if((buf = luaL_checklstring(L, 3, &len))) if(lua_isnil(L, 3)
|| (buf = luaL_checklstring(L, 3, &len)))
{ {
p_delete(&d->text); p_delete(&d->text);
a_iso2utf8(&d->text, buf, len); if(buf)
a_iso2utf8(&d->text, buf, len);
d->len = len; d->len = len;
} }
break; break;