Sets the “previous” color to be @color.
This function should be called with some hesitations, as it might seem confusing to have that color change. Calling gtk_color_selection_set_current_color() will also set this color the first time it is called.
a #GdkColor to set the previous color with
Deprecated: Use gtk_color_selection_set_previous_rgba() instead.
See Implementation
Sets the “previous” color to be @color.
This function should be called with some hesitations, as it might seem confusing to have that color change. Calling gtk_color_selection_set_current_color() will also set this color the first time it is called.