Added documentation

Also added treeview guielemnt
Also added ifilesystem guielement
Also added io library

1 files changed, 30 insertions, 4 deletions

diff --git a/src/client/lua_api/gui/iguifiledialog.cpp b/src/client/lua_api/gui/iguifiledialog.cpp
index ad95b13..6303230 100644
--- a/src/client/lua_api/gui/iguifiledialog.cpp
+++ b/src/client/lua_api/gui/iguifiledialog.cpp
@@ -29,11 +29,11 @@ extern IrrlichtDevice* device;
 /***
 @function newfileopendialog()
 Creates a new dialog to open a file 
-@tparam title string The rectangle to place the button at. If the box has a parent,
+@tparam ?string title The rectangle to place the button at. If the box has a parent,
 it is offset from the upper-left of the parent element.
-@tparam path string The path to open the file dialog to
-@tparam parent (iguielement | nil) parent The parent element of the button.
-@tparam modal boolean If other gui elements can be interacted with before this element is closed
+@tparam ?string path The path to open the file dialog to
+@tparam ?iguielement parent The parent element of the button.
+@tparam ?boolean modal If other gui elements can be interacted with before this element is closed
 @treturn iguifileopendialog The button element
 */
 //gui.newfileopendialog(["title"][,"path"][,parent][,modal])
@@ -88,12 +88,38 @@ static int newfileopendialog(lua_State* L){
 	return 1;
 }
 
+//{fileopendialog} -> "dir"
+int getdir(lua_State *L){
+	lua_getfield(L,-1,"guielement");//{fileopendialog},ud_fileopendialog
+	IGUIFileOpenDialog *f = (IGUIFileOpenDialog*)lua_touserdata(L,-1);
+	lua_pop(L,2);
+	const char *dname = f->getDirectoryName().c_str();
+	lua_pushstring(L,dname);
+	return 1;
+}
+
+//{fileopendialog} -> "name"
+int getname(lua_State *L){
+	lua_getfield(L, -1, "guielement");//{fileopendialog},ud_fileopendialog
+	IGUIFileOpenDialog *f = (IGUIFileOpenDialog*)lua_touserdata(L,-1);
+	lua_pop(L,2);//
+	const wchar_t *name_w = f->getFileName();
+	size_t slen = wcslen(name_w);
+	char name_c[slen + 1]; // + 1 for null
+	wcstombs(name_c,name_w,slen);
+	name_c[slen] = '\0';
+	lua_pushstring(L,name_c);
+	return 1;
+}
+
 static const luaL_reg iguifileopendialog_f[] = {
 	{"new",             newfileopendialog},
 	{0,0},
 };
 
 static const luaL_reg iguifileopendialog_m[] = {
+	{"getdir",          getdir},
+	{"getname",         getname},
 	{0,0},
 };