(6) Python tkinter-button

Button controls

No function button

The Text property of the button displays the

No matter how the form is resized, it is always centered in the top-most upstream of the form

Click Trigger Event

The command property of the Button invokes the method to execute the event

For example, there is a method

def A ():    print (' clicked button ')

Click the button 3 times and execute 3 times a method

set the width and height width,height properties of a button

Method One

Tkinter. Button (form, text= ' Hello button ', width=10,height=1). Pack ()  

or (note that the first line has no. pack ())

When

T1=tkinter. button (form, text= ' button ')

Method Two

t1[' width ']=20t1[' height ']=2
T1.pack ()

Method Three

T1.configure (width = 30,height = 3) t1.pack ()

Button Status State property

The default is NORMAL, and there is a state that active does not currently know what effect

Disable

Tkinter. Button (form, text= ' Hello button ', Width=10,height=1,state=tkinter. DISABLED). Pack ()  

foreground and background color of the button

FG: foreground color (font colors)

Tkinter. Button (form, text= ' Hello button ', width=10,height=1,fg= ' red '). Pack ()  

bg: Background color

Tkinter. Button (form, text= ' Hello button ', width=10,height=1,bg= ' Blue '). Pack ()

Where the text appears on the button

Property anchor

Its value has these 8 directions

N (North), S (south), W (west), E (East) and NE,NW,SE,SW,

Already Northwest direction for example

Tkinter. Button (form, text= ' Hello button ', width=20,height=5,anchor= ' NW '). Pack ()

Button style

Property relief

Tkinter. Button (form, text= ' Hello button ', Relief=flat). Pack ()

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(6) Python tkinter-button