import tkinter
import tkinter.ttk
import tkinter.filedialog


class Window(tkinter.Tk):
    def __init__(self, title='', w=550, h=450, bg=None):
        super().__init__()
        self.screen_size = {'w': self.winfo_screenwidth(), 'h': self.winfo_screenheight()}
        self.w = w
        self.h = h
        self.geometry('%sx%s+%s+%s' % (self.w, self.h, int(self.screen_size['w'] / 2 - self.w / 2), int(self.screen_size['h'] / 2 - self.h / 2)))
        self.iconbitmap('gray75')
        self.title(title)
        self.config(background=bg)
        self.minsize(self.w, self.h)

    class _Labels(tkinter.Label):
        pass

    class _Button(tkinter.Button):
        def dis(self):
            self.config(state='disabled')

        def nor(self):
            self.config(state='normal')

    class _Entrys(tkinter.Entry):
        def set(self, text):
            last = self.config().get('state')[-1]
            self.config(state='normal')
            self.delete(0, 'end')
            self.insert('end', text)
            self.config(state=last)

    class _Option(tkinter.ttk.Combobox):
        def set(self, text):
            last = self.config().get('state')[-1]
            self.config(state='normal')
            self.delete(0, 'end')
            self.insert('end', text)
            self.config(state=last)

    def Labels(self, row=0, col=0, rowspan=1, colspan=1, text='', font=None, bg=None, fg=None, w=None, h=None):
        this = self._Labels(self, text=text, font=font, bg=bg, fg=fg, width=w, height=h)
        this.grid(row=row, column=col, rowspan=rowspan, columnspan=colspan, padx=4, pady=4, sticky='w')
        return this

    def Entrys(self, row=0, col=0, rowspan=1, colspan=1, text='', font=None, bg=None, fg=None, w=None, h=None, readonly=None):
        this = self._Entrys(self, font=font, bg=bg, fg=fg, width=w)
        this.insert('end', text)
        this.configure(state=('readonly' if readonly else 'normal'))
        this.grid(row=row, column=col, rowspan=rowspan, columnspan=colspan, padx=4, pady=4, sticky='w')
        return this

    def Option(self, row=0, col=0, rowspan=1, colspan=1, data=[], font=None, bg=None, fg=None, w=None, h=None, defaulti=0):
        this = self._Option(self, values=data, font=font, background=bg, foreground=fg, width=w, height=h)
        this.set(data[defaulti])
        this.configure(state='readonly')
        this.grid(row=row, column=col, rowspan=rowspan, columnspan=colspan, padx=4, pady=0, sticky='w')
        return this

    def Button(self, row=0, col=0, rowspan=1, colspan=1, text='', font=None, bg=None, fg=None, w=None, h=None, function=None):
        this = self._Button(self, text=text, font=font, bg=bg, fg=fg, width=w, height=h, command=function)
        this.grid(row=row, column=col, rowspan=rowspan, columnspan=colspan, padx=4, pady=0, sticky='w')
        return this


if __name__ == '__main__':
    root = Window('标题', w=550, h=450, bg='#202020')
    a = root.Labels(row=0, col=0, text='文本', font=('Microsoft Yahei', 10, 'normal'), bg='#202020', fg='#fcfcfc')
    b = root.Entrys(row=0, col=1, text='文本', font=('Microsoft Yahei', 10, 'normal'), bg='#fcfcfc', fg='#202020')
    c = root.Entrys(row=0, col=2, text='文本', font=('Microsoft Yahei', 10, 'normal'), bg='#fcfcfc', fg='#acacac', readonly=True)
    d = root.Option(row=1, col=0, data=['苹果', '香蕉'], font=('Microsoft Yahei', 10, 'normal'), bg='#202020', fg='#acacac', defaulti=-1)
    e = root.Button(row=1, col=1, text='按钮', font=('Microsoft Yahei', 10, 'normal'), bg='#202020', fg='#acacac', function=None)
    root.mainloop()