71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
#include "wrap-string.hpp"
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#include "wrap-map.hpp"
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#include "wrap-vector.hpp"
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#include "util.hpp"
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#include "gui.hpp"
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#include "luastack.hpp"
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void Gui::store_global_pointer(lua_State *L, Gui *g) {
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lua_pushstring(L, "gui");
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lua_pushlightuserdata(L, g);
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lua_rawset(L, LUA_REGISTRYINDEX);
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}
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Gui *Gui::fetch_global_pointer(lua_State *L) {
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lua_pushstring(L, "gui");
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lua_rawget(L, LUA_REGISTRYINDEX);
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Gui *result = (Gui *)lua_touserdata(L, -1);
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if (result == nullptr) {
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luaL_error(L, "Not currently building a GUI");
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}
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lua_pop(L, 1);
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return result;
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}
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void Gui::menu_item(const eng::string &action, const eng::string &label) {
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GuiElt elt;
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elt.type_ = GuiElt::TYPE_MENU_ITEM;
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elt.action_ = action;
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elt.label_ = label;
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elts_.push_back(elt);
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}
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bool Gui::has_action(const eng::string &action) const {
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for (const GuiElt &elt : elts_) {
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if (elt.action_ == action) {
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return true;
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}
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}
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return false;
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}
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eng::string Gui::get_action(int64_t index) {
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if ((index < 0) || (index >= int64_t(elts_.size()))) {
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return "";
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}
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return elts_[index].action();
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}
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eng::string Gui::menu_debug_string() const {
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eng::ostringstream oss;
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int index = 0;
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for (const GuiElt &elt : elts()) {
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oss << index << " " << elt.label() << std::endl;
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index += 1;
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}
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return oss.str();
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}
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LuaDefine(gui_menu_item, "action,label", "add a menu item to the current gui") {
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Gui *gui = Gui::fetch_global_pointer(L);
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LuaArg laction, llabel;
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LuaStack LS(L, laction, llabel);
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eng::string action = LS.ckstring(laction);
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eng::string label = LS.ckstring(llabel);
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if (!sv::has_prefix(action, "cb_")) {
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luaL_error(L, "menuitem callbacks must start with cb_");
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}
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gui->menu_item(action, label);
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return LS.result();
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}
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