如何取消选择单选按钮 tkinter [英] How to deselect a radio button tkinter
本文介绍了如何取消选择单选按钮 tkinter的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
我查看了几个在线教程，它们似乎都无法正常工作，单击清除按钮后，我需要取消选择单选按钮..deselect() 方法什么都不做.清除文本和输入框工作正常.请协助.
I have looked at several online tutorials, none of them seem to work properly, I need to have the radio button deselected once the clear button is clicked. The .deselect() method does nothing. Clearing the text and entry boxes is working properly. Please assist.
谢谢，
from tkinter import *
class Example(Frame):
def __init__(self, parent):
Frame.__init__(self, parent, background="white")
self.parent = parent
self.parent.title("TCPDUMP Creator")
#self.centerWindow()
self.pack(fill=BOTH, expand=1)
menubar = Menu(self.parent)
self.parent.config(menu=menubar)
fileMenu = Menu(menubar)
fileMenu.add_command(label="Exit", command=self.quit)
menubar.add_cascade(label="File", menu=fileMenu)
self.columnconfigure(2, weight=5)
lf = LabelFrame(parent, text="Filter Data")
lf.pack(fill="both", expand="yes")
f = LabelFrame(lf, width=600, height=300)
frame1 = LabelFrame(lf, text="Interface")
frame1.pack(side="top", fill="both")
#frame1.place(relx=0.10, rely=0.125, anchor=NW)
int_lbl = Label(frame1, text="Int.")
int_lbl.pack(side="left", fill=X)
self.int_entry = Entry(frame1, width=15)
self.int_entry.pack(side="left")
frame2 = Label(lf, text="")
frame2.pack(side='top', fill=X)
self.anyInt = BooleanVar()
Checkbutton(frame1, text="Any", variable = self.anyInt).pack(side="left")
frame2=LabelFrame(lf, text="IP Options")
frame2.pack(side="top", fill="both")
self.notSrc = BooleanVar()
Checkbutton(frame2, text = "Not--", variable = self.notSrc).pack(side="left")
self.srcIP = BooleanVar()
Checkbutton(frame2, text="Src", variable = self.srcIP).pack(side="left")
self.src_entry = Entry(frame2, width=15)
self.src_entry.pack(side="left")
self.AndOr = StringVar()
self.AndOr.set(None)
andbtn = Radiobutton(frame2, text = "And", variable = self.AndOr, value = "And").pack(side="left", padx=25)
orbtn = Radiobutton(frame2, text = "Or", variable = self.AndOr, value = "Or").pack(side="left", padx=15)
self.notDst = BooleanVar()
Checkbutton(frame2, text = "Not--", variable = self.notDst).pack(side="left", padx=20)
self.dstIP = BooleanVar()
Checkbutton(frame2, text="Dst", variable = self.dstIP).pack(side="left")
self.dst_entry = Entry(frame2, width=15)
self.dst_entry.pack(side="left")
frame3 = Label(lf, text="")
frame3.pack(side='top', fill=X)
frame3 = LabelFrame(lf, text="")
frame3.pack(side="top", fill="both")
self.AndOrport = StringVar()
self.AndOrport.set(None)
srcAnd=Radiobutton(frame3, text = "And", variable = self.AndOrport, value = "And").pack(side='left')
self.srcOr=Radiobutton(frame3, text = "Or", variable = self.AndOrport, value = "Or").pack(side='left')
frame4 = Label(lf, text="")
frame4.pack(side='top', fill=X)
frame4 = LabelFrame(lf, text="Ports")
frame4.pack(side="top", fill="both")
self.notSrcPort = BooleanVar()
Checkbutton(frame4, text = "Not--", variable = self.notSrcPort).pack(side="left")
self.srcport_lbl = Label(frame4, text="Src Port")
self.srcport_lbl.pack(side="left")
self.srcport_entry = Entry(frame4, width=15)
self.srcport_entry.pack(side="left")
self.SrcDstport = StringVar()
self.SrcDstport.set(None)
Radiobutton(frame4, text = "And", variable = self.SrcDstport, value = "And").pack(side='left', padx=25)
Radiobutton(frame4, text = "Or", variable = self.SrcDstport, value = "Or").pack(side='left', padx=15)
self.notDstPort = BooleanVar()
Checkbutton(frame4, text = "Not--", variable = self.notDstPort).pack(side="left")
self.dstport_lbl = Label(frame4, text="Dst Port")
self.dstport_lbl.pack(side="left")
self.dstport_entry = Entry(frame4, width=15)
self.dstport_entry.pack(side="left")
frame5 = Label(lf, text="")
frame5.pack(side="top", fill=X)
frame5 = LabelFrame(lf, text="Options")
frame5.pack(side="top", fill="both")
self.listInterfaces = BooleanVar()
Checkbutton(frame5, text = "List Interfaces", variable = self.listInterfaces).pack(side="left")
cap_lbl = Label(frame5, text="# of Packets to Capture")
cap_lbl.pack(side="left")
self.cap_entry = Entry(frame5, width=3)
self.cap_entry.pack(side="left")
self.noDNS = BooleanVar()
Checkbutton(frame5, text = "Don't Translate Hostnames & Ports", variable = self.noDNS).pack(side="left", padx=15)
verbosity_lbl = Label(frame5, text="Verbosity:")
verbosity_lbl.pack(side="left")
self.verbosity = StringVar()
self.verbosity.set(None)
Radiobutton(frame5, text = "Low", variable = self.verbosity, value = "-v").pack(side='left')
Radiobutton(frame5, text = "Med", variable = self.verbosity, value = "-vv").pack(side='left', padx=15)
Radiobutton(frame5, text = "High", variable = self.verbosity, value = "-vvv").pack(side='left', padx=15)
frame6 = LabelFrame(lf, text="")
frame6.pack(side="top", fill="both")
self.timeformat = StringVar()
self.timeformat.set(None)
Radiobutton(frame6, text="Human Readable Time Format", variable=self.timeformat, value="-tttt").pack(side="left", padx=10)
self.write2file = StringVar()
self.write2file.set(None)
Radiobutton(frame6, text = "Write to File", variable = self.write2file, value="-w").pack(side='left')
write_lbl = Label(frame6, text="Filename")
write_lbl.pack(side="left")
self.file_entry = Entry(frame6, width=15)
self.file_entry.pack(side='left')
frame7 = Label(lf, text="")
frame7.pack(side='top', fill=X)
frame8 = Label(lf, text="")
frame8.pack(side="top", fill=X)
createBttn = Button(frame8, text="Create", width=15, height=2, relief="ridge", anchor=CENTER, command=self.create)
createBttn.pack(side="left", padx=70)
clearBttn = Button(frame8, text="Clear", width=15, height=2, relief="ridge", anchor=CENTER, command=self.clear)
clearBttn.pack(side="left", padx=70)
self.exitBttn = Button(frame8, text="Exit", width=15, height=2, relief="ridge", anchor=CENTER, command=self.exit)
self.exitBttn.pack(side="left", padx=70)
frame9 = Label(lf, text="Filter Data")
frame9.pack(side="top", fill=X)
frame10 = Label(lf, text="")
frame10.pack(side="left")
self.filterData = Text(frame10, width=95, height=1.2)
self.filterData.pack(side="left")
def centerWindow(self):
w = 600
h = 300
sw = self.parent.winfo_screenwidth()
sh = self.parent.winfo_screenheight()
x = (sw - w)/2
y = (sh - h)/2.7
self.parent.geometry("%dx%d+%d+%d" % (w, h, x, y))
def clear(self):
try:
self.filterData.delete(0.0, END) #delete from text box
self.int_entry.delete(0, END) #delete from entry box
self.src_entry.delete(0, END)
self.dst_entry.delete(0, END)
self.srcport_entry.delete(0, END)
self.dstport_entry.delete(0, END)
self.file_entry.delete(0, END)
self.cap_entry.delete(0, END)
self.anyInt.set(0)
self.notSrc.set(0)
self.srcIP.set(0)
self.noDNS.set(0)
self.listInterfaces.set(0)
self.notDstPort.set(0)
self.notSrcPort.set(0)
self.dstIP.set(0)
self.srcAnd.deselect()
self.srcOr.deselect()
self.SrcDstport.deselect()
deselect(self.timeformat)
self.write2file.deselect()
self.SrcDstport.deselect()
except:
pass
def exit(self):
self.quit()
def create(self):
if self.anyInt.get():
self.filterData.insert(0.0, "tcpdump " + "-i " + "any")
else:
self.filterData.insert(0.0, "tcpdump " + "-i " + self.int_entry.get())
def main():
root = Tk()
app = Example(root)
root.mainloop()
if __name__ == '__main__':
main()
推荐答案
self.SrcDstport.deselect()
您正在尝试取消选择 StringVar.您需要将其设置为不是选项的值，换句话说，值参数中没有单选按钮使用的值:
You are trying to deselect the StringVar. You need to set it to something that isn't an option, in other words a value that none of the Radiobuttons use in the value argument:
self.SrcDstport.set(None)
这篇关于如何取消选择单选按钮 tkinter的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！
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