Python 2.7 Tkinter绑定返回/输入按钮
我有一个按钮,可以计算你点击它的次数。我想让它与返回/输入键以及工作。这是我的密码Python 2.7 Tkinter绑定返回/输入按钮,python-2.7,tkinter,Python 2.7,Tkinter,我有一个按钮,可以计算你点击它的次数。我想让它与返回/输入键以及工作。这是我的密码 import Tkinter window=Tkinter.Tk() window.title("Clicks Counter") presses=0 def addClick(self): global presses presses += 1 lbl.configure(text=presses) lbl=Tkinter.Label(window, text=presses) lbl.
import Tkinter
window=Tkinter.Tk()
window.title("Clicks Counter")
presses=0
def addClick(self):
global presses
presses += 1
lbl.configure(text=presses)
lbl=Tkinter.Label(window, text=presses)
lbl.pack()
btn=Tkinter.Button(window, text="Click Me", command=addClick)
btn.config(font=('helvetic',40))
btn.pack(expand=True, fill='both')
window.mainloop()
请建议如何以最简单的方式实现这一点好的,感谢@BryanOakley的评论。正确答案是:
window.bind('<Return>', addClick)
window.bind('<BackSpace>', addClick)
btn.bind('<Button-1>', addClick)
def addClick(event):
global presses
presses += 1
lbl.configure(text=presses)
def addClick(event=None):
global presses
presses += 1
lbl.configure(text=presses)
window.bind('<Return>', addClick)
window.bind('<BackSpace>', addClick)
1->一方面,您可以使用bind
方法设置所有事件(作为按钮
作为窗口
对象),它将是:
window.bind('<Return>', addClick)
window.bind('<BackSpace>', addClick)
btn.bind('<Button-1>', addClick)
def addClick(event):
global presses
presses += 1
lbl.configure(text=presses)
def addClick(event=None):
global presses
presses += 1
lbl.configure(text=presses)
window.bind('<Return>', addClick)
window.bind('<BackSpace>', addClick)
第一种选择的代码:
import Tkinter
window=Tkinter.Tk()
window.title("Clicks Counter")
presses=0
def addClick(event): # Change this line!
global presses
presses += 1
lbl.configure(text=presses)
window.bind('<Return>', addClick) # Change this line!
window.bind('<BackSpace>', addClick) # Change this line!
lbl=Tkinter.Label(window, text=presses)
lbl.pack()
btn=Tkinter.Button(window, text="Click Me")
btn.config(font=('helvetic',40))
btn.pack(expand=True, fill='both')
btn.bind('<Button-1>', addClick) # Change this line!
window.mainloop()
第二种选择的代码:
import Tkinter
window=Tkinter.Tk()
window.title("Clicks Counter")
presses=0
def addClick(event=None): # Change this line!
global presses
presses += 1
lbl.configure(text=presses)
window.bind('<Return>', addClick) # Change this line!
window.bind('<BackSpace>', addClick) # Change this line!
lbl=Tkinter.Label(window, text=presses)
lbl.pack()
btn=Tkinter.Button(window, text="Click Me", command=addClick)
btn.config(font=('helvetic',40))
btn.pack(expand=True, fill='both')
window.mainloop()
导入Tkinter
window=Tkinter.Tk()
窗口标题(“单击计数器”)
压力=0
def addClick(事件=无):#更改此行!
全球出版社
按下+=1
lbl.configure(文本=按下)
window.bind(“”,addClick)#更改此行!
window.bind(“”,addClick)#更改此行!
lbl=Tkinter.Label(窗口,文本=按)
lbl.pack()
btn=Tkinter.Button(窗口,text=“单击我”,command=addClick)
配置(字体=('helvetic',40))
btn.pack(expand=True,fill='both')
window.mainloop()
我希望这是您想要的并且再次感谢@BryanOakley:D因为绑定将
事件
参数传递给回调,addClick
必须修改才能接受此参数。由于该函数还用于按钮回调,因此事件参数需要是可选的。感谢@BryanOakley提供的这些信息,它非常有用:-)更好的默认值是event=None
。