talezero/integration
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Changed how userdata is handled

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This commit is contained in:
Josh Yelon
2021-02-25 14:09:16 -05:00
parent 5f783e643b
commit 6405c34938
9 changed files with 88 additions and 167 deletions
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31
luprex/core/cpp/gui.cpp
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@@ -1,6 +1,22 @@
#include "gui.hpp"
#include "luastack.hpp"
LuaDefineType(Gui);
void Gui::store_global_pointer(lua_State *L, Gui *g) {
lua_pushstring(L, "gui");
lua_pushlightuserdata(L, g);
lua_rawset(L, LUA_REGISTRYINDEX);
}
Gui *Gui::fetch_global_pointer(lua_State *L) {
lua_pushstring(L, "gui");
lua_rawget(L, LUA_REGISTRYINDEX);
Gui *result = (Gui *)lua_touserdata(L, -1);
if (result == nullptr) {
luaL_error(L, "Not currently building a GUI");
}
lua_pop(L, 1);
return result;
}
void Gui::menu_item(const std::string &action, const std::string &label) {
GuiElt elt;
@@ -19,17 +35,10 @@ bool Gui::has_action(const std::string &action) const {
return false;
}
LuaDefine(gui_create, "c") {
LuaRet lgui;
LuaStack LS(L, lgui);
LS.newpointer<Gui>(lgui, new Gui, true);
return LS.result();
}
LuaDefine(gui_menu_item, "c") {
LuaArg lgui, laction, llabel;
LuaStack LS(L, lgui, laction, llabel);
Gui *gui = LS.ckuserdata<Gui>(lgui);
Gui *gui = Gui::fetch_global_pointer(L);
LuaArg laction, llabel;
LuaStack LS(L, laction, llabel);
std::string action = LS.ckstring(laction);
std::string label = LS.ckstring(llabel);
gui->menu_item(action, label);