请如何在标签中永久添加不同的小部件并永久保存
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<pre>
import wx
tabs = []
with open('test.txt','r') as file:
for element in file.readlines():
tabs.append(element)
class TabPanel(wx.Panel):
def __init__(self, parent, pageNum):
self.parent = parent
self.pageNum = pageNum
wx.Panel.__init__(self, parent=parent)
class DemoFrame(wx.Frame):
def __init__(self):
wx.Frame.__init__(self, None, wx.ID_ANY, "Notebook", size=(600,400))
panel = wx.Panel(self)
self.tab_num = len(tabs)
self.notebook = wx.Notebook(panel)
for tab in tabs:
name = "Page " + str(tab)
tab = TabPanel(self.notebook, 1)
self.notebook.AddPage(tab, name)
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(self.notebook, 1, wx.ALL|wx.EXPAND, 5)
btn = wx.Button(panel, label="Add Page")
btn.Bind(wx.EVT_BUTTON, self.addPage)
sizer.Add(btn)
panel.SetSizer(sizer)
self.Layout()
self.Show()
def addPage(self, event):
self.tab_num += 1
new_tab = TabPanel(self.notebook, self.tab_num)
self.notebook.AddPage(new_tab, "Page %s" % self.tab_num)
tabs.append(self.tab_num)
print()
with open('test.txt','a+') as file:
file.write(str(self.tab_num))
file.write('\n')
if __name__ == "__main__":
app = wx.App(False)
frame = DemoFrame()
app.MainLoop()
</pre>
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