DESCRIPTION.

Définit ou retourne la couleur du fond lorsque le pointeur est sur le controle.

SYNTAXE.

activebackground = couleur

REMARQUES.

couleur doit être un str ( ) représentant une couleur valide. Par défaut couleur vaut "#ECECEC".

Par exemple pour les couleurs les plus courantes :

- noir : activebackground = "black" ;

- rouge : activebackground = "red" ;

- vert citron : activebackground = "lime" ;

- jaune : activebackground = "yellow" ; 

- bleu : activebackground = "blue" ; 

- fushia : activebackground = "magenta" ; 

- cyan : activebackground = "aqua" ; 

- blanc : activebackground = "white" ;

- marron : activebackground = "maroon" ; 

- vert : activebackground = "green" ; 

- bleu marine : activebackground = "navy" ;

- olive : activebackground = "olive" ;

- violet : activebackground = "purple" ;

- sarcelle : activebackground = "teal" ;

- gris : activebackground = "gray" ;

- argent : activebackground = "argent" ;

Le comportement de cet attribut, peut varier selon la combinaison controle / environnement utilisée. Il peut même, dans certain cas, être ignoré. Voir les couleurs avec tkinter pour plus de d'informations sur la désignation des couleurs.

EXEMPLE.

import tkinter

TKI_Principal = tkinter.Tk ( )

BUT_Quitter = tkinter.Button ( TKI_Principal , text = "Quitter" , command = TKI_Principal.destroy )

BUT_Quitter.grid ( row = 4 , column = 0 , columnspan = 4 , sticky = "nesw" )

tkinter.Button ( TKI_Principal , text = "Blanc" , activebackground = "white" ).grid ( row = 0 , column = 0 )

tkinter.Button ( TKI_Principal , text = "Noir" , activebackground = "black" ).grid ( row = 0 , column = 1 )

tkinter.Button ( TKI_Principal , text = "Rouge" , activebackground = "red" ).grid ( row = 0 , column = 2 )

tkinter.Button ( TKI_Principal , text = "Vert citron" , activebackground = "lime" ).grid ( row = 0 , column = 3 )

tkinter.Button ( TKI_Principal , text = "Bleu" , activebackground = "blue" ).grid ( row = 1 , column = 0 )

tkinter.Button ( TKI_Principal , text = "Cyan" , activebackground = "aqua" ).grid ( row = 1 , column = 1 )

tkinter.Button ( TKI_Principal , text = "Fushia" , activebackground = "magenta" ).grid ( row = 1 , column = 2 )

tkinter.Button ( TKI_Principal , text = "Jaune" , activebackground = "yellow" ).grid ( row = 1 , column = 3 )

tkinter.Button ( TKI_Principal , text = "Marron" , activebackground = "maroon" ).grid ( row = 2 , column = 0 )

tkinter.Button ( TKI_Principal , text = "Vert" , activebackground = "green" ).grid ( row = 2 , column = 1 )

tkinter.Button ( TKI_Principal , text = "Bleu marine" , activebackground = "navy" ).grid ( row = 2 , column = 2 )

tkinter.Button ( TKI_Principal , text = "Olive" , activebackground = "olive" ).grid ( row = 2 , column = 3 )

tkinter.Button ( TKI_Principal , text = "Violet" , activebackground = "purple" ).grid ( row = 3 , column = 0 )

tkinter.Button ( TKI_Principal , text = "Sarcelle" , activebackground = "teal" ).grid ( row = 3 , column = 1 )

tkinter.Button ( TKI_Principal , text = "Gris" , activebackground = "gray" ).grid ( row = 3 , column = 2 )

tkinter.Button ( TKI_Principal , text = "Argent" , activebackground = "silver" ).grid ( row = 3 , column = 3 )

TKI_Principal.mainloop ( )