diff options
Diffstat (limited to 'scene')
| -rw-r--r-- | scene/main/viewport.cpp | 59 | ||||
| -rw-r--r-- | scene/main/viewport.h | 3 |
2 files changed, 42 insertions, 20 deletions
diff --git a/scene/main/viewport.cpp b/scene/main/viewport.cpp index 54b670df6c..40b85e6d7b 100644 --- a/scene/main/viewport.cpp +++ b/scene/main/viewport.cpp @@ -1770,19 +1770,22 @@ Control *Viewport::_gui_find_control_at_pos(CanvasItem *p_node, const Point2 &p_ } } - if (!c) { + if (!c || c->data.mouse_filter == Control::MOUSE_FILTER_IGNORE) { return nullptr; } matrix.affine_invert(); + if (!c->has_point(matrix.xform(p_global))) { + return nullptr; + } - //conditions for considering this as a valid control for return - if (c->data.mouse_filter != Control::MOUSE_FILTER_IGNORE && c->has_point(matrix.xform(p_global)) && (!gui.drag_preview || (c != gui.drag_preview && !gui.drag_preview->is_a_parent_of(c)))) { + Control *drag_preview = _gui_get_drag_preview(); + if (!drag_preview || (c != drag_preview && !drag_preview->is_a_parent_of(c))) { r_inv_xform = matrix; return c; - } else { - return nullptr; } + + return nullptr; } bool Viewport::_gui_drop(Control *p_at_control, Point2 p_at_pos, bool p_just_check) { @@ -1920,9 +1923,10 @@ void Viewport::_gui_input_event(Ref<InputEvent> p_event) { gui.drag_data = Variant(); gui.dragging = false; - if (gui.drag_preview) { - memdelete(gui.drag_preview); - gui.drag_preview = nullptr; + Control *drag_preview = _gui_get_drag_preview(); + if (drag_preview) { + memdelete(drag_preview); + gui.drag_preview_id = ObjectID(); } _propagate_viewport_notification(this, NOTIFICATION_DRAG_END); //change mouse accordingly @@ -1935,9 +1939,10 @@ void Viewport::_gui_input_event(Ref<InputEvent> p_event) { _gui_drop(gui.drag_mouse_over, gui.drag_mouse_over_pos, false); } - if (gui.drag_preview && mb->get_button_index() == BUTTON_LEFT) { - memdelete(gui.drag_preview); - gui.drag_preview = nullptr; + Control *drag_preview = _gui_get_drag_preview(); + if (drag_preview) { + memdelete(drag_preview); + gui.drag_preview_id = ObjectID(); } gui.drag_data = Variant(); @@ -2034,10 +2039,11 @@ void Viewport::_gui_input_event(Ref<InputEvent> p_event) { gui.mouse_focus_mask = 0; break; } else { - if (gui.drag_preview != nullptr) { + Control *drag_preview = _gui_get_drag_preview(); + if (drag_preview) { ERR_PRINT("Don't set a drag preview and return null data. Preview was deleted and drag request ignored."); - memdelete(gui.drag_preview); - gui.drag_preview = nullptr; + memdelete(drag_preview); + gui.drag_preview_id = ObjectID(); } gui.dragging = false; } @@ -2177,8 +2183,9 @@ void Viewport::_gui_input_event(Ref<InputEvent> p_event) { if (gui.drag_data.get_type() != Variant::NIL) { //handle dragandrop - if (gui.drag_preview) { - gui.drag_preview->set_position(mpos); + Control *drag_preview = _gui_get_drag_preview(); + if (drag_preview) { + drag_preview->set_position(mpos); } gui.drag_mouse_over = over; @@ -2453,15 +2460,29 @@ void Viewport::_gui_set_drag_preview(Control *p_base, Control *p_control) { ERR_FAIL_COND(p_control->is_inside_tree()); ERR_FAIL_COND(p_control->get_parent() != nullptr); - if (gui.drag_preview) { - memdelete(gui.drag_preview); + Control *drag_preview = _gui_get_drag_preview(); + if (drag_preview) { + memdelete(drag_preview); } p_control->set_as_top_level(true); p_control->set_position(gui.last_mouse_pos); p_base->get_root_parent_control()->add_child(p_control); //add as child of viewport p_control->raise(); - gui.drag_preview = p_control; + gui.drag_preview_id = p_control->get_instance_id(); +} + +Control *Viewport::_gui_get_drag_preview() { + if (gui.drag_preview_id.is_null()) { + return nullptr; + } else { + Control *drag_preview = Object::cast_to<Control>(ObjectDB::get_instance(gui.drag_preview_id)); + if (!drag_preview) { + ERR_PRINT("Don't free the control set as drag preview."); + gui.drag_preview_id = ObjectID(); + } + return drag_preview; + } } void Viewport::_gui_remove_root_control(List<Control *>::Element *RI) { diff --git a/scene/main/viewport.h b/scene/main/viewport.h index 2a0026a561..0f11e6fb19 100644 --- a/scene/main/viewport.h +++ b/scene/main/viewport.h @@ -357,7 +357,7 @@ private: Point2 drag_accum; bool drag_attempted = false; Variant drag_data; - Control *drag_preview = nullptr; + ObjectID drag_preview_id; float tooltip_timer = -1.0; float tooltip_delay = 0.0; Transform2D focus_inv_xform; @@ -415,6 +415,7 @@ private: void _gui_force_drag(Control *p_base, const Variant &p_data, Control *p_control); void _gui_set_drag_preview(Control *p_base, Control *p_control); + Control *_gui_get_drag_preview(); void _gui_remove_focus_for_window(Node *p_window); void _gui_remove_focus(); |