add app.set_title

src/window/Window.hpp

@@ -36,6 +36,7 @@ public:
     virtual void setMode(WindowMode mode) = 0;
     virtual WindowMode getMode() const = 0;
 
+    virtual void setTitle(const std::string& title) = 0;
     virtual void setIcon(const ImageData* image) = 0;
 
     virtual void pushScissor(glm::vec4 area) = 0;

src/window/detail/GLFWWindow.cpp

@@ -468,6 +468,10 @@ public:
         return mode;
     }
 
+    void setTitle(const std::string& title) override {
+        glfwSetWindowTitle(window, title.c_str());
+    }
+
     void setIcon(const ImageData* image) override {
         if (image == nullptr) {
             glfwSetWindowIcon(window, 0, nullptr);