Panel内的ScrolledPanel没有大小调整

时间:2011-10-17 15:06:36

标签: python wxpython

我已经玩了一段时间,但似乎无法弄明白。 self.panel = wx.Panel(self,wx.ID_ANY)

我在面板内部滚动了一个不滚动的面板。

self.panel = wx.Panel(self, wx.ID_ANY)
self.stepPanel = wxscrollpanel.ScrolledPanel(self.panel, -1, style=wx.EXPAND)
self.stepPanel.SetupScrolling(scrollToTop=False)

sizer = wx.BoxSizer(wx.VERTICAL)
self.stepPanel.SetSizerAndFit(sizer)

更新功能就像这样...

sizer = self.stepPanel.GetSizer()
# Add some widgets
self.stepPanel.SetSizerAndFit(sizer)

我稍后在用户单击按钮时向sizer添加小部件...我尝试了自动布局,FitInside(),Update()...当我添加小部件时似乎无法滚动此stepPanel。

编辑:添加更多信息......

这里的想法是self.panel顶部的区域不滚动(只是另一个面板),而下部滚动(self.stepPanel),但看起来stepPanel从可见的区域增长self.panel的区域

编辑:已解决,请参阅评论。

1 个答案:

答案 0 :(得分:2)

我想我明白了。像往常一样,在添加或删除窗口小部件时,您需要在父窗口上调用布局,在这种情况下,父窗口是获取新子窗口的滚动面板。您还必须调用SetupScrolling(),以便它可以重新计算有多少空间以及是否需要滚动条。这是一个适用于Windows的示例:

import wx
import wx.lib.scrolledpanel as scrolled

########################################################################
class MyForm(wx.Frame):

    #----------------------------------------------------------------------
    def __init__(self):
        wx.Frame.__init__(self, None, wx.ID_ANY, "Tutorial", size=(200,500))

        # Add a panel so it looks the correct on all platforms
        self.panel = wx.Panel(self, wx.ID_ANY)

        # --------------------
        # Scrolled panel stuff
        self.scrolled_panel = scrolled.ScrolledPanel(self.panel, -1, 
                                 style = wx.TAB_TRAVERSAL|wx.SUNKEN_BORDER, name="panel1")
        self.scrolled_panel.SetAutoLayout(1)
        self.scrolled_panel.SetupScrolling()

        words = "A Quick Brown Insane Fox Jumped Over the Fence and Ziplined to Cover".split()
        self.spSizer = wx.BoxSizer(wx.VERTICAL)
        for word in words:
            text = wx.TextCtrl(self.scrolled_panel, value=word)
            self.spSizer.Add(text)
        self.scrolled_panel.SetSizer(self.spSizer)
        # --------------------

        btn = wx.Button(self.panel, label="Add Widget")
        btn.Bind(wx.EVT_BUTTON, self.onAdd)

        panelSizer = wx.BoxSizer(wx.VERTICAL)
        panelSizer.AddSpacer(50)
        panelSizer.Add(self.scrolled_panel, 1, wx.EXPAND)
        panelSizer.Add(btn)
        self.panel.SetSizer(panelSizer)

    #----------------------------------------------------------------------
    def onAdd(self, event):
        """"""
        print "in onAdd"
        new_text = wx.TextCtrl(self.scrolled_panel, value="New Text")
        self.spSizer.Add(new_text)
        self.scrolled_panel.Layout()
        self.scrolled_panel.SetupScrolling()

# Run the program
if __name__ == "__main__":
    app = wx.App(False)
    frame = MyForm().Show()
    app.MainLoop()