我有这个代码:
import RPi.GPIO as GPIO
import time
from tkinter import *
import os
GPIO.setmode(GPIO.BCM)
GPIO.setup(17,GPIO.IN,pull_up_down=GPIO.PUD_UP) #Scrivi lettera/spazio
GPIO.setup(12,GPIO.IN, pull_up_down=GPIO.PUD_UP)#STICK: lettera -
GPIO.setup(5,GPIO.IN, pull_up_down=GPIO.PUD_UP) #STICK: lettera +
GPIO.setup(26,GPIO.IN, pull_up_down=GPIO.PUD_UP)#Cancella lettera
GPIO.setup(7,GPIO.IN, pull_up_down=GPIO.PUD_UP) #TTS
GPIO.setup(23,GPIO.IN, pull_up_down=GPIO.PUD_UP)#Spegnimento
x=0 #Variabile globale utile a determinare quale lettra mostrare
s="" #Stringa che serve a concatenare le lettere per mostrare la parola
class mainGUI:
def __init__(self, parent):
self.mioContenitore=Frame(parent)
self.mioContenitore.pack()
self.schermataSx=Button(self.mioContenitore)
self.schermataSx["background"]="white"
self.schermataSx.config(font=("helvetica",80))#vedere come ingrandire il testo senza utilizzare il button
self.schermataSx.config(height=50, width=5)
self.schermataSx.pack(side=LEFT)
self.schermataDx=Label(self.mioContenitore,wraplength=450)
self.schermataDx["background"]="white"
self.schermataDx.config(font=("helvetica", 40)) #wraplength da rivedere
self.schermataDx.config(height=50,width=30,anchor=W)
self.schermataDx.pack(side=LEFT)
def cambioLett(self):
global x
global a
if(GPIO.input(5)==0):
time.sleep(1.0) # Ritardo cambio lettera da rivedere
x+=1
if(GPIO.input(12)==0):
x-=1
if(GPIO.input(7))==0: #TTS: Dice solo la prima parola
os.system("pico2wave -l it-IT -w speak.wav "+s+" ")
os.system("aplay speak.wav")
if(GPIO.input(23))==0:
os.system("sudo shutdown -h now")
if x==0:
self.schermataSx["text"]="A"
time.sleep(0.25)
if(GPIO.input(17)==0):
time.sleep(0.25)
cont=0
while(GPIO.input(17))==0:
cont=cont+1
time.sleep(0.5)
if cont>=5:
self.scriviSpazio()
else:
self.scriviLett()
if(GPIO.input(26))==0:
self.cancellaLett()
。。。在
^{pr2}$。。。在
def scriviSpazio(self):
global x
global s
s+=" "
def cancellaLett(self):
global s
s=s[:-1]
self.schermataDx["text"]=s
root=Tk()
root.attributes('-fullscreen',True)
GUI=mainGUI(root)
GUI.cambioLett()
root.mainloop()
(我用的是覆盆子皮)。在
我得到的结果是: image
有按钮(左)和标签(右)。我想保持按钮的大小,但增加文本大小来占据整个按钮。当我尝试的时候,按钮也变大了。我觉得有点像填充物
我不确定是否有可能与tkinter。我相信你最好的办法就是拍一张照片。在
这就是它的样子
最好每次都把你的代码去掉一次,也请尽量把你的代码去掉一次。在
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