Tkinter的grid()几何管理器忽略了ipadx参数

时间:2017-09-28 02:59:41

标签: python python-3.x tkinter ttk

根据this awesome Bryan Oakley的回答扩展代码(顺便说一下,他的代码很好用,只有我能做出无法填充的代码)I&# 39;我发现ipadx传递给.grid()的参数在行上被忽略了:

e.grid(row=row, column=column, sticky=tk.N+tk.E+tk.S+tk.W, ipadx=5, ipady=3)

来自以下脚本:

import tkinter as tk
from tkinter import ttk

class SimpleTableInput(tk.Frame):
    def __init__(self, parent, rows, columns):
        tk.Frame.__init__(self, parent)

        self._entry = {}
        self.rows = rows
        self.columns = columns

        # create the table of widgets
        for row in range(self.rows):
            for column in range(self.columns):
                index = (row, column)
                e = ttk.Entry(self, justify='right')
                e.grid(row=row, column=column, sticky=tk.N+tk.E+tk.S+tk.W, ipadx=5, ipady=3)
                #e.grid(row=row, column=column, sticky="nsew", ipadx=5, ipady=3)
                self._entry[index] = e
        # adjust column weights so they all expand equally
        for column in range(self.columns):
            self.grid_columnconfigure(column, weight=1)
        # designate a final, empty row to fill up any extra space
        self.grid_rowconfigure(rows, weight=1)

    def get(self):
        '''Return a list of lists, containing the data in the table'''
        result = []
        for row in range(self.rows):
            current_row = []
            for column in range(self.columns):
                index = (row, column)
                #current_row.append(self._entry[index].get())
                current_row.append(self._entry[index].get())
            result.append(current_row)
        return result

class Example(tk.Frame):
    def __init__(self, parent):
        tk.Frame.__init__(self, parent)
        self.table = SimpleTableInput(self, 3, 4)
        self.submit = ttk.Button(self, text="Submit", command=self.on_submit)
        self.table.pack(side="top", fill="both", expand=True)
        self.submit.pack(side="bottom")

    def on_submit(self):
        print(self.table.get())


root = tk.Tk()
Example(root).pack(side="top", fill="both", expand=True)
root.mainloop()

所以我最终在条目小部件上没有内部填充,它们将文本对齐,但在ttk.Entry边框之前没有留下任何空格,如此图片所示:ttk.Entry widgets with no internal x padding

令我惊讶的是,ipady工作正常。

我尝试的事情:

  • tk.Entry而不是ttk.Entry
  • ipadx的不同值(完全没有区别)
  • 阅读文档以查明是否有其他论点可能干扰ipadx,什么也没找到(但我认为这是最可能的原因)

如果有任何帮助,我在Windows 7上使用Tkinter版本8.6和Python 3.6.2

1 个答案:

答案 0 :(得分:2)

Entry窗口小部件不会考虑ipadx,但会考虑tk.Label,因此它取决于窗口小部件。

但是,还有另一种方法可以使用样式ttk.Entrystyle.configure('padded.TEntry', padding=[<left>, <top>, <right>, <bottom>])内添加填充:

import tkinter as tk
from tkinter import ttk

root = tk.Tk()
style = ttk.Style(root)
style.configure('padded.TEntry', padding=[5, 3, 5, 3])

e = ttk.Entry(root, justify='right', style='padded.TEntry')
e.grid()
root.mainloop()