我想使用鼠标指针在tkinter.treeview((创建的表中选择一个单元格并打印出单元格的值。我该怎么做?
下面是创建 tkinter.treeview 表的示例代码。在这种情况下,我想使用鼠标指针单击其中一个值"机场"。但是,当我单击该单元格时,整行(即小部件项(被选中。我怎样才能避免这种情况,这样我才能得到我想要的?
import tkinter as tk
import tkinter.ttk as ttk
class App(tk.Frame):
def __init__(self, parent, *args, **kwargs):
ttk.Frame.__init__(self, parent, *args, **kwargs)
self.tree = ttk.Treeview(parent, columns=("size", "modified"))
self.tree["columns"] = ("date", "time", "loc")
self.tree.column("date", width=80)
self.tree.column("time", width=80)
self.tree.column("loc", width=100)
self.tree.heading("date", text="Date")
self.tree.heading("time", text="Time")
self.tree.heading("loc", text="Loc")
self.tree.bind('<ButtonRelease-1>', self.selectItem)
self.tree.insert("","end",text = "Name",values = ("Date","Time","Loc"))
self.tree.insert("","end",text = "John",values = ("2017-02-05","11:30:23","Airport"))
self.tree.insert("","end",text = "Betty",values = ("2014-06-25","18:00:00","Orchard Road"))
self.tree.grid()
def selectItem(self, event):
curItem = self.tree.focus()
print (self.tree.item(curItem))
if __name__ == "__main__":
window = tk.Tk()
app = App(window)
window.mainloop()
感谢 Bryan Oakley 的指导,我将selectItem
回调修改为:
def selectItem(self, event):
curItem = self.tree.item(self.tree.focus())
col = self.tree.identify_column(event.x)
print ('curItem = ', curItem)
print ('col = ', col)
if col == '#0':
cell_value = curItem['text']
elif col == '#1':
cell_value = curItem['values'][0]
elif col == '#2':
cell_value = curItem['values'][1]
elif col == '#3':
cell_value = curItem['values'][2]
print ('cell_value = ', cell_value)
它给了我想要的东西。希望这个脚本能帮助任何其他人问同样的问题。