Gtk.ColorChooser – gtk4 – Vala Binding Reference

Description:

[ CCode ( type_cname = "GtkColorChooserInterface" , type_id = "gtk_color_chooser_get_type ()" ) ]
public interface ColorChooser : Object

`GtkColorChooser` is an interface that is implemented by widgets for choosing colors.

Depending on the situation, colors may be allowed to have alpha (translucency).

In GTK, the main widgets that implement this interface are [[email protected]], [[email protected]] and [ [email protected]].

Namespace: Gtk

Package: gtk4

Content:

Properties:

public abstract RGBA rgba { get; set; }

The currently selected color, as a `GdkRGBA` struct.

public abstract bool use_alpha { get; set; }

Whether colors may have alpha (translucency).

Methods:

public abstract void add_palette (Orientation orientation, int colors_per_line, RGBA[]? colors)

Adds a palette to the color chooser.

public abstract RGBA get_rgba ()

Gets the currently-selected color.

public bool get_use_alpha ()

Returns whether the color chooser shows the alpha channel.

public abstract void set_rgba (RGBA color)

Sets the color.

public void set_use_alpha (bool use_alpha)

Sets whether or not the color chooser should use the alpha channel.

Signals:

public virtual signal void color_activated (RGBA color)

Emitted when a color is activated from the color chooser.

Inherited Members:

All known members inherited from class GLib.Object

ColorChooser