Add missing virtual bind for control::get_tooltip

doc/classes/Control.xml

@@ -107,6 +107,14 @@
 				[b]Note:[/b] This method will not be called when the script is attached to a [Control] node that already overrides its minimum size (e.g. [Label], [Button], [PanelContainer] etc.). It can only be used with most basic GUI nodes, like [Control], [Container], [Panel] etc.
 			</description>
 		</method>
+		<method name="_get_tooltip" qualifiers="virtual const">
+			<return type="String" />
+			<param index="0" name="at_position" type="Vector2" />
+			<description>
+				Virtual method to be implemented by the user. Returns the tooltip text for the position [param at_position] in control's local coordinates, which will typically appear when the cursor is resting over this control. See [method get_tooltip].
+				[b]Note:[/b] If this method returns an empty [String], no tooltip is displayed.
+			</description>
+		</method>
 		<method name="_gui_input" qualifiers="virtual">
 			<return type="void" />
 			<param index="0" name="event" type="InputEvent" />
@@ -532,8 +540,9 @@
 			<return type="String" />
 			<param index="0" name="at_position" type="Vector2" default="Vector2(0, 0)" />
 			<description>
-				Returns the tooltip text [param at_position] in local coordinates, which will typically appear when the cursor is resting over this control. By default, it returns [member tooltip_text].
-				[b]Note:[/b] This method can be overridden to customize its behavior. If this method returns an empty [String], no tooltip is displayed.
+				Returns the tooltip text for the position [param at_position] in control's local coordinates, which will typically appear when the cursor is resting over this control. By default, it returns [member tooltip_text].
+				This method can be overridden to customize its behavior. See [method _get_tooltip].
+				[b]Note:[/b] If this method returns an empty [String], no tooltip is displayed.
 			</description>
 		</method>
 		<method name="grab_click_focus">

scene/gui/control.cpp

@@ -2861,6 +2861,10 @@ String Control::get_tooltip_text() const {
 }
 
 String Control::get_tooltip(const Point2 &p_pos) const {
+	String ret;
+	if (GDVIRTUAL_CALL(_get_tooltip, p_pos, ret)) {
+		return ret;
+	}
 	return data.tooltip;
 }
 
@@ -3395,6 +3399,7 @@ void Control::_bind_methods() {
 	GDVIRTUAL_BIND(_has_point, "point");
 	GDVIRTUAL_BIND(_structured_text_parser, "args", "text");
 	GDVIRTUAL_BIND(_get_minimum_size);
+	GDVIRTUAL_BIND(_get_tooltip, "at_position");
 
 	GDVIRTUAL_BIND(_get_drag_data, "at_position");
 	GDVIRTUAL_BIND(_can_drop_data, "at_position", "data");

scene/gui/control.h

@@ -345,6 +345,7 @@ protected:
 	GDVIRTUAL1RC(bool, _has_point, Vector2)
 	GDVIRTUAL2RC(TypedArray<Vector3i>, _structured_text_parser, Array, String)
 	GDVIRTUAL0RC(Vector2, _get_minimum_size)
+	GDVIRTUAL1RC(String, _get_tooltip, Vector2)
 
 	GDVIRTUAL1RC(Variant, _get_drag_data, Vector2)
 	GDVIRTUAL2RC(bool, _can_drop_data, Vector2, Variant)