added 'tooltip-delay' property

src/logic/scripting/lua/libgui.cpp

@@ -267,6 +267,9 @@ static int p_get_pressed_color(UINode* node) {
 static int p_get_tooltip(UINode* node) {
     return state->pushstring(util::wstr2str_utf8(node->getTooltip()));
 }
+static int p_get_tooltip_delay(UINode* node) {
+    return state->pushnumber(node->getTooltipDelay());
+}
 static int p_get_pos(UINode* node) {
     return lua::pushvec2_arr(state->getLua(), node->getPos());
 }
@@ -304,6 +307,7 @@ static int l_gui_getattr(lua_State* L) {
         {"hoverColor", p_get_hover_color},
         {"pressedColor", p_get_pressed_color},
         {"tooltip", p_get_tooltip},
+        {"tooltipDelay", p_get_tooltip_delay},
         {"pos", p_get_pos},
         {"wpos", p_get_wpos},
         {"size", p_get_size},
@@ -352,6 +356,9 @@ static void p_set_pressed_color(UINode* node, int idx) {
 static void p_set_tooltip(UINode* node, int idx) {
     node->setTooltip(util::str2wstr_utf8(state->tostring(idx)));
 }
+static void p_set_tooltip_delay(UINode* node, int idx) {
+    node->setTooltipDelay(state->tonumber(idx));
+}
 static void p_set_pos(UINode* node, int idx) {
     node->setPos(state->tovec2(idx));
 }
@@ -472,6 +479,7 @@ static int l_gui_setattr(lua_State* L) {
         {"hoverColor", p_set_hover_color},
         {"pressedColor", p_set_pressed_color},
         {"tooltip", p_set_tooltip},
+        {"tooltipDelay", p_set_tooltip_delay},
         {"pos", p_set_pos},
         {"wpos", p_set_wpos},
         {"size", p_set_size},