Gtk.GestureDrag – gtk4 – Vala Binding Reference

Object Hierarchy:

Description:

[ CCode ( type_id = "gtk_gesture_drag_get_type ()" ) ]
public class GestureDrag : GestureSingle

`GtkGestureDrag` is a `GtkGesture` implementation for drags.

The drag operation itself can be tracked throughout the [[email protected]:GtkGestureDrag:drag-begin], [ [email protected]:GtkGestureDrag:drag-update] and [[email protected]:GtkGestureDrag:drag-end] signals, and the relevant coordinates can be extracted through [[email protected]_offset] and [[email protected]_start_point].

All known sub-classes:

Namespace: Gtk

Package: gtk4

Content:

Creation methods:

public GestureDrag ()

Returns a newly created `GtkGesture` that recognizes drags.

Methods:

public bool get_offset (out double x, out double y)

Gets the offset from the start point.

public bool get_start_point (out double x, out double y)

Gets the point where the drag started.

Signals:

public signal void drag_begin (double start_x, double start_y)

Emitted whenever dragging starts.

public signal void drag_end (double offset_x, double offset_y)

Emitted whenever the dragging is finished.

public signal void drag_update (double offset_x, double offset_y)

Emitted whenever the dragging point moves.

Inherited Members:

All known members inherited from class GLib.Object