Modified iguielement to export it's functions

Other gui elements can now register all the base igui functions
by registering iguielement_m from iguielement.hpp

1 files changed, 20 insertions, 2 deletions

diff --git a/src/client/lua_api/gui/iguielement.cpp b/src/client/lua_api/gui/iguielement.cpp
index 5ba998f..44fb67c 100644
--- a/src/client/lua_api/gui/iguielement.cpp
+++ b/src/client/lua_api/gui/iguielement.cpp
@@ -1,8 +1,6 @@
 /*This file defines some things that all igui stuff can do*/
 /***
 @module gui
-
-
 */
 extern "C" {
   #include <lua.h>
@@ -86,6 +84,25 @@ int setiguitext(lua_State* L){
 	return 0;
 }
 
+
+/***
+@function guielement:gettext()
+@treturn string The caption text of the element. For input element like
+editboxes, this returns the text that the edit box contains.
+*/
+//{guieditbox}:gettext() :: "caption_text"
+int getiguitext(lua_State* L){
+	lua_getfield(L, -1, "guielement");//{guieditbox},ud_guielement
+	irr::gui::IGUIElement *el = (IGUIElement*)lua_touserdata(L,-1);
+	lua_pop(L,2);//
+	const wchar_t *t = el->getText();
+	size_t strlen = wcslen(t);
+	char output[strlen];
+	wcstombs(output,t,strlen);
+	lua_pushstring(L,output);//"str"
+	return 1;
+}
+
 /***
 Removes a gui element, and any child elements
 @function guielement:remove()
@@ -140,3 +157,4 @@ int guigetid(lua_State* L){
 	lua_pushnumber(L,id);
 	return 1;
 }
+