add 'value' selectbox property

src/graphics/ui/elements/SelectBox.cpp

@@ -11,18 +11,18 @@ using namespace gui;
 
 SelectBox::SelectBox(
     GUI& gui,
-    std::vector<Element>&& elements,
-    Element selected,
+    std::vector<Option>&& options,
+    Option selected,
     int contentWidth,
     const glm::vec4& padding
 )
     : Button(gui, selected.text, padding, nullptr, glm::vec2(contentWidth, -1)),
-      elements(std::move(elements)) {
+      options(std::move(options)) {
 
     listenAction([this](GUI& gui) {
         auto panel = std::make_shared<Panel>(gui, getSize());
         panel->setPos(calcPos() + glm::vec2(0, size.y));
-        for (const auto& option : this->elements) {
+        for (const auto& option : this->options) {
             auto button = std::make_shared<Button>(
                 gui, option.text, glm::vec4(10.0f), nullptr, glm::vec2(-1.0f)
             );
@@ -40,11 +40,19 @@ SelectBox::SelectBox(
     });
 }
 
-void SelectBox::setSelected(const Element& selected) {
+void SelectBox::setSelected(const Option& selected) {
     this->selected = selected;
     this->label->setText(selected.text);
 }
 
+const SelectBox::Option& SelectBox::getSelected() const {
+    return selected;
+}
+
+const std::vector<SelectBox::Option>& SelectBox::getOptions() const {
+    return options;
+}
+
 void SelectBox::drawBackground(const DrawContext& pctx, const Assets&) {
     glm::vec2 pos = calcPos();
     auto batch = pctx.getBatch2D();

src/graphics/ui/elements/SelectBox.hpp

@@ -7,23 +7,27 @@ namespace gui {
 
     class SelectBox : public Button {
     public:
-        struct Element {
+        struct Option {
             std::string value;
             std::wstring text;
         };
     private:
-        std::vector<Element> elements;
-        Element selected {};
+        std::vector<Option> options;
+        Option selected {};
     public:
         SelectBox(
             GUI& gui,
-            std::vector<Element>&& elements,
-            Element selected,
+            std::vector<Option>&& elements,
+            Option selected,
             int contentWidth,
             const glm::vec4& padding
         );
 
-        void setSelected(const Element& selected);
+        void setSelected(const Option& selected);
+
+        const Option& getSelected() const;
+
+        const std::vector<Option>& getOptions() const;
 
         void drawBackground(const DrawContext& pctx, const Assets&) override;
     };

src/graphics/ui/gui_xml.cpp

@@ -435,17 +435,14 @@ static std::shared_ptr<UINode> read_select(
     int contentWidth = element.attr("width", "100").asInt();
 
     auto& elements = element.getElements();
-    std::vector<SelectBox::Element> options;
-    SelectBox::Element selected;
+    std::vector<SelectBox::Option> options;
+    SelectBox::Option selected;
     for (const auto& elem : elements) {
         const auto& tag = elem->getTag();
         if (tag == "option") {
             auto value = elem->attr("value").getText();
             auto text = parse_inner_text(*elem, reader.getContext());
-            SelectBox::Element option {
-                std::move(value),
-                std::move(text)
-            };
+            SelectBox::Option option {std::move(value), std::move(text)};
             if (elem->attr("selected", "false").asBool()) {
                 selected = option;
             }
@@ -453,10 +450,7 @@ static std::shared_ptr<UINode> read_select(
         } else if (tag == "default") {
             auto value = elem->attr("value").getText();
             auto text = parse_inner_text(*elem, reader.getContext());
-            selected = SelectBox::Element {
-                std::move(value),
-                std::move(text)
-            };
+            selected = SelectBox::Option {std::move(value), std::move(text)};
         }
     }
 

src/logic/scripting/lua/libs/libgui.cpp

@@ -8,6 +8,7 @@
 #include "graphics/ui/elements/Canvas.hpp"
 #include "graphics/ui/elements/CheckBox.hpp"
 #include "graphics/ui/elements/Image.hpp"
+#include "graphics/ui/elements/SelectBox.hpp"
 #include "graphics/ui/elements/InventoryView.hpp"
 #include "graphics/ui/elements/Menu.hpp"
 #include "graphics/ui/elements/Panel.hpp"
@@ -225,6 +226,8 @@ static int p_is_checked(UINode* node, lua::State* L) {
 static int p_get_value(UINode* node, lua::State* L) {
     if (auto bar = dynamic_cast<TrackBar*>(node)) {
         return lua::pushnumber(L, bar->getValue());
+    } else if (auto box = dynamic_cast<SelectBox*>(node)) {
+        return lua::pushstring(L, box->getSelected().value);
     }
     return 0;
 }
@@ -709,6 +712,17 @@ static void p_set_region(UINode* node, lua::State* L, int idx) {
 static void p_set_value(UINode* node, lua::State* L, int idx) {
     if (auto bar = dynamic_cast<TrackBar*>(node)) {
         bar->setValue(lua::tonumber(L, idx));
+    } else if (auto selectbox = dynamic_cast<SelectBox*>(node)) {
+        auto value = lua::require_lstring(L, idx);
+        const auto& options = selectbox->getOptions();
+        for (const auto& option : options) {
+            if (option.value == value) {
+                selectbox->setSelected(option);
+                return;
+            }
+        }
+        selectbox->setSelected(SelectBox::Option {
+            std::string(value), util::str2wstr_utf8(value)});
     }
 }
 static void p_set_min(UINode* node, lua::State* L, int idx) {