wxColour m_button_bar_active_background_top_colour;
wxColour m_button_bar_active_background_top_gradient_colour;
wxColour m_gallery_button_background_colour;
wxColour m_button_bar_active_background_top_colour;
wxColour m_button_bar_active_background_top_gradient_colour;
wxColour m_gallery_button_background_colour;
wxColour m_gallery_button_hover_background_colour;
wxColour m_gallery_button_hover_background_gradient_colour;
wxColour m_gallery_button_active_background_colour;
wxColour m_gallery_button_hover_background_colour;
wxColour m_gallery_button_hover_background_gradient_colour;
wxColour m_gallery_button_active_background_colour;