minetest/src/script/cpp_api/s_mainmenu.cpp

94 lines
2.6 KiB
C++

/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "cpp_api/s_mainmenu.h"
#include "cpp_api/s_internal.h"
#include "common/c_converter.h"
void ScriptApiMainMenu::setMainMenuData(MainMenuDataForScript *data)
{
SCRIPTAPI_PRECHECKHEADER
lua_getglobal(L, "gamedata");
int gamedata_idx = lua_gettop(L);
lua_pushstring(L, "errormessage");
if (!data->errormessage.empty()) {
lua_pushstring(L, data->errormessage.c_str());
} else {
lua_pushnil(L);
}
lua_settable(L, gamedata_idx);
setboolfield(L, gamedata_idx, "reconnect_requested", data->reconnect_requested);
lua_pop(L, 1);
}
void ScriptApiMainMenu::handleMainMenuEvent(std::string text)
{
SCRIPTAPI_PRECHECKHEADER
int error_handler = PUSH_ERROR_HANDLER(L);
// Get handler function
lua_getglobal(L, "core");
lua_getfield(L, -1, "event_handler");
lua_remove(L, -2); // Remove core
if (lua_isnil(L, -1)) {
lua_pop(L, 1); // Pop event_handler
return;
}
luaL_checktype(L, -1, LUA_TFUNCTION);
// Call it
lua_pushstring(L, text.c_str());
PCALL_RES(lua_pcall(L, 1, 0, error_handler));
lua_pop(L, 1); // Pop error handler
}
void ScriptApiMainMenu::handleMainMenuButtons(const StringMap &fields)
{
SCRIPTAPI_PRECHECKHEADER
int error_handler = PUSH_ERROR_HANDLER(L);
// Get handler function
lua_getglobal(L, "core");
lua_getfield(L, -1, "button_handler");
lua_remove(L, -2); // Remove core
if (lua_isnil(L, -1)) {
lua_pop(L, 1); // Pop button handler
return;
}
luaL_checktype(L, -1, LUA_TFUNCTION);
// Convert fields to a Lua table
lua_newtable(L);
StringMap::const_iterator it;
for (it = fields.begin(); it != fields.end(); ++it) {
const std::string &name = it->first;
const std::string &value = it->second;
lua_pushstring(L, name.c_str());
lua_pushlstring(L, value.c_str(), value.size());
lua_settable(L, -3);
}
// Call it
PCALL_RES(lua_pcall(L, 1, 0, error_handler));
lua_pop(L, 1); // Pop error handler
}