Popup presets panel, fix padding scissor, stacked mouse capture

src/node.h

@@ -111,6 +111,7 @@ public:
     bool m_force_mouse_capture = false;
     bool m_capture_children = true; // wether to capture children events when xx_capture() is used
     bool m_destroyed = false;
+    std::vector<Node*> m_capture_stack;
 
     bool m_mouse_ignore = true;
     float m_zoom = 1.f;
@@ -217,7 +218,7 @@ public:
     virtual void on_tick(float dt) { };
     virtual kEventResult on_event(Event* e);
     virtual kEventResult handle_event(Event* e);
-    virtual void handle_resize(glm::vec2 old_size, glm::vec2 new_size);;
+    virtual void handle_resize(glm::vec2 old_size, glm::vec2 new_size);
     virtual void create();
     virtual void init();
     virtual void loaded();
@@ -240,6 +241,7 @@ public:
     int get_child_index(Node* n);
     Node* get_child_at(int index);
     glm::vec4 get_children_rect() const;
+    bool is_child_recursive(Node* o) const;
     void mouse_capture();
     void mouse_release();
     void key_capture();