2015-03-25 165 views
0

如何在放大应用程序窗口时将树视图窗口小部件粘贴到Noth(工具栏)。Tkinter Treeview网格对齐问题

它坚持西南和东,但不是北。

使用:

self.tree.grid(row=1,column=0,sticky=N+W+E+S) 

我 这在tree.grid对准配置

... 
    self.vsb = ttk.Scrollbar(master, orient=VERTICAL, command=self.tree.yview) 
    self.hsb = ttk.Scrollbar(master, orient=HORIZONTAL, command=self.tree.xview) 
    self.vsb.grid(row=1, column=1, sticky='ns') 
    self.hsb.grid(row=2, column=0, sticky='ew') 
    self.tree.configure(yscrollcommand=self.vsb.set) 
    self.tree.configure(xscrollcommand=self.hsb.set) 

    self.tree.grid(row=1,column=0,sticky=N+W+E+S) 
... 

这是工具栏网格配置(如果它导致问题)

... 
     self.toolbar = Frame(master, bg="blue") 
     self.upButton = Button(self.toolbar, text="Up", command=self.doNothing, padx=10, pady=10) 
     self.upButton.grid(row=0,column=0,sticky=N+W) 

     self.downButton = Button(self.toolbar, text="Down", command=self.doNothing, padx=10, pady=10) 
     self.downButton.grid(row=0,column=1, sticky=N+W) 

     self.insupButton = Button(self.toolbar, text="Insert UP", command=lambda: self.insertUp(self.tree), padx=10, pady=10) 
     self.insupButton.grid(row=0,column=2, sticky=N+W) 

     self.insdownButton = Button(self.toolbar, text="Insert Down", command=lambda: self.insertDown(self.tree), padx=10, pady=10) 
     self.insdownButton.grid(row=0,column=3, sticky=N+W) 

     self.delbrButton = Button(self.toolbar, text="Delete branch", command=lambda: self.deleteBr(self.tree), padx=10, pady=10) 
     self.delbrButton.grid(row=0,column=4, sticky=N+W) 

     self.deltreeButton = Button(self.toolbar, text="Delete entire tree", command=lambda: self.deleteTr(self.tree), padx=10, pady=10) 
     self.deltreeButton.grid(row=0,column=5, sticky=N+W) 

     self.searchButton = Button(self.toolbar, text='Search', command=lambda: self.searchTr(self.tree), padx=10, pady=10) 
     self.searchButton.grid(row=0,column=6, sticky=N+W) 

     self.calcButton = Button(self.toolbar, text='Calc', command=lambda: self.calcTree(self.tree), padx=10, pady=10) 
     self.calcButton.grid(row=0,column=7, sticky=N+W) 

     self.toolbar.grid(row=0,column=0, sticky=N+W) 
... 

发布时的应用程序:

enter image description here

观察结果:应用按比例放大

enter image description here

观察结果:应用按比例缩小(使用工具栏重叠)

enter image description here

期望的结果:应用扩大

enter image description here

回答

6

你的树粘到北方,这只是该行的顶部再往下比你实现。你需要给一行或多行一个权重,这样tkinter会为该行分配额外的空间(并且而不是对于默认权重为零的任何行)。

例如:

master.grid_rowconfigure(1, weight=1) 

对于一个明确的参考网格算法的运作方式看http://tcl.tk/man/tcl8.5/TkCmd/grid.htm#M32

+0

感谢布莱恩的宝贵信息。这解决了这个问题。 – AJN 2015-03-25 02:26:20