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https://github.com/godotengine/godot
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Add ability to send drag events to another object
will be documented/tested later
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5bb7cef836
commit
c7e8def446
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@ -652,8 +652,24 @@ bool Control::has_point(const Point2& p_point) const {
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return Rect2( Point2(), get_size() ).has_point(p_point);
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}
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void Control::set_drag_forwarding(Control* p_target) {
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if (p_target)
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data.drag_owner=p_target->get_instance_ID();
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else
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data.drag_owner=0;
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}
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Variant Control::get_drag_data(const Point2& p_point) {
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if (data.drag_owner) {
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Object *obj = ObjectDB::get_instance(data.drag_owner);
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if (obj) {
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Control *c = obj->cast_to<Control>();
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return c->call("get_drag_data_fw",p_point,this);
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}
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}
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if (get_script_instance()) {
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Variant v=p_point;
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const Variant *p=&v;
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@ -669,6 +685,14 @@ Variant Control::get_drag_data(const Point2& p_point) {
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bool Control::can_drop_data(const Point2& p_point,const Variant& p_data) const {
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if (data.drag_owner) {
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Object *obj = ObjectDB::get_instance(data.drag_owner);
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if (obj) {
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Control *c = obj->cast_to<Control>();
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return c->call("can_drop_data_fw",p_point,p_data,this);
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}
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}
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if (get_script_instance()) {
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Variant v=p_point;
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const Variant *p[2]={&v,&p_data};
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@ -683,6 +707,15 @@ bool Control::can_drop_data(const Point2& p_point,const Variant& p_data) const {
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}
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void Control::drop_data(const Point2& p_point,const Variant& p_data){
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if (data.drag_owner) {
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Object *obj = ObjectDB::get_instance(data.drag_owner);
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if (obj) {
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Control *c = obj->cast_to<Control>();
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c->call("drop_data_fw",p_point,p_data,this);
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return;
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}
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}
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if (get_script_instance()) {
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Variant v=p_point;
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const Variant *p[2]={&v,&p_data};
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@ -711,7 +744,6 @@ void Control::set_drag_preview(Control *p_control) {
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bool Control::is_window_modal_on_top() const {
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if (!is_inside_tree())
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@ -2273,6 +2305,7 @@ void Control::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("grab_click_focus"),&Control::grab_click_focus);
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ObjectTypeDB::bind_method(_MD("set_drag_forwarding;","target:Control"),&Control::set_drag_forwarding);
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ObjectTypeDB::bind_method(_MD("set_drag_preview","control:Control"),&Control::set_drag_preview);
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ObjectTypeDB::bind_method(_MD("warp_mouse","to_pos"),&Control::warp_mouse);
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@ -2380,6 +2413,7 @@ Control::Control() {
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data.rotation=0;
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data.parent_canvas_item=NULL;
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data.scale=Vector2(1,1);
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data.drag_owner=0;
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for (int i=0;i<4;i++) {
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@ -129,6 +129,7 @@ private:
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bool stop_mouse;
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Control *parent;
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ObjectID drag_owner;
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bool modal;
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bool modal_exclusive;
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Ref<Theme> theme;
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@ -229,6 +230,7 @@ public:
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virtual Size2 get_combined_minimum_size() const;
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virtual bool has_point(const Point2& p_point) const;
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virtual bool clips_input() const;
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virtual void set_drag_forwarding(Control* p_target);
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virtual Variant get_drag_data(const Point2& p_point);
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virtual bool can_drop_data(const Point2& p_point,const Variant& p_data) const;
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virtual void drop_data(const Point2& p_point,const Variant& p_data);
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@ -69,6 +69,7 @@ protected:
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static void _bind_methods();
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public:
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void add_item(const String& p_item,const Ref<Texture>& p_texture=Ref<Texture>(),bool p_selectable=true);
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void add_icon_item(const Ref<Texture>& p_item,bool p_selectable=true);
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