Emitted when a color is activated from the color chooser. This usually happens when the user clicks a color swatch, or a color is selected and the user presses one of the keys Space, Shift+Space, Return or Enter.
Adds a palette to the color chooser. If orientation is horizontal, the colors are grouped in rows, with colors_per_line colors in each row. If horizontal is FALSE, the colors are grouped in columns instead.
Get the main Gtk struct
Gets the currently-selected color.
Returns whether the color chooser shows the alpha channel.
Sets the color.
Sets whether or not the color chooser should use the alpha channel.
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 gtk.ColorChooserWidget, gtk.ColorChooserDialog and gtk.ColorButton