refactor ui initialization each group in a function, new document dialog, fix parallax camera and drawing order clipping problem

engine/node_dialog_open.h

@@ -15,6 +15,7 @@ public:
     glm::vec4 m_color_hover = glm::vec4(.5, .5, .5, 1);
     bool m_selected = false;
     std::string m_path;
+    std::string m_file_name;
     std::function<void(NodeDialogOpenItem* target)> on_selected;
     virtual Node* clone_instantiate() const override;
     virtual void clone_finalize(Node* dest) const override;
@@ -32,6 +33,7 @@ public:
     NodeButton* btn_ok;
     Node* container;
     std::string selected_path;
+    std::string selected_file;
     std::string data_path;
     virtual Node* clone_instantiate() const override;
     virtual void clone_finalize(Node* dest) const override;
@@ -53,3 +55,16 @@ public:
     void init_controls();
     virtual void loaded() override;
 };
+
+class NodeDialogNewDoc : public NodeBorder
+{
+public:
+    NodeButton* btn_cancel;
+    NodeButton* btn_ok;
+    NodeTextInput* input;
+    virtual Node* clone_instantiate() const override;
+    virtual void clone_finalize(Node* dest) const override;
+    virtual void init() override;
+    void init_controls();
+    virtual void loaded() override;
+};