# encoding: utf-8

from Tkinter import *

def printentry(event):

    print("click on", event.x, event.y)

    print entry.get()

    print len(entry.get())

    entry.insert(len(entry.get()),"abc")

    entry.selection_range(0, len(entry.get()))

root=Tk()

var=StringVar()

var.set("int")

entry = Entry(root,text="")

entry.place(x=0, y=0, anchor=NW)

entry = Entry(root,textvariable=var)

entry.place(x=0, y=20, anchor=NW)

# entry.bind(sequence="<Button-1>", func=printentry)   #光单击鼠标左键不响应事件，它需要一个释放鼠标左键的事件来触发事件

entry.bind(sequence="<Button-1><ButtonRelease-1>", func=printentry)  #单击鼠标左键

# entry.bind(sequence="<Double-Button-1><ButtonRelease-1>", func=printentry)  #双击鼠标左键

root.mainloop()