Object Hierarchy:

Description:

[ CCode ( type_id = "gtk_viewport_get_type ()" ) ]
public class Viewport : Widget, Accessible, Buildable, ConstraintTarget, Scrollable

`GtkViewport` implements scrollability for widgets that lack their own scrolling capabilities.

Use `GtkViewport` to scroll child widgets such as `GtkGrid`, `GtkBox`, and so on.

The `GtkViewport` will start scrolling content only if allocated less than the child widget’s minimum size in a given orientation.

CSS nodes

`GtkViewport` has a single CSS node with name `viewport`.

Accessibility

`GtkViewport` uses the gtk_accessible_role_group role.

Namespace: Gtk

Package: gtk4

Content:

Properties:

public Widget child { get; set; }

The child widget.

public bool scroll_to_focus { get; set; }

Whether to scroll when the focus changes.

Creation methods:

public Viewport (Adjustment? hadjustment, Adjustment? vadjustment)

Creates a new `GtkViewport`.

Methods:

public unowned Widget? get_child ()

Gets the child widget of this.

public bool get_scroll_to_focus ()

Gets whether the viewport is scrolling to keep the focused child in view.

public void set_child (Widget? child)

Sets the child widget of this.

public void set_scroll_to_focus (bool scroll_to_focus)

Sets whether the viewport should automatically scroll to keep the focused child in view.

Inherited Members:

All known members inherited from class GLib.Object