pvg_reloadable.py

import pvg
import wx

########################################################################
class ReloaderPanel(wx.Panel):
    """"""

    #----------------------------------------------------------------------
    def __init__(self, parent):
        """Constructor"""
        wx.Panel.__init__(self, parent)
        self.testFrame = None

        showAppBtn = wx.Button(self, label="Show App")
        showAppBtn.Bind(wx.EVT_BUTTON, self.onShowApp)

        reloadBtn = wx.Button(self, label="Reload")
        reloadBtn.Bind(wx.EVT_BUTTON, self.onReload)

        mainSizer = wx.BoxSizer(wx.VERTICAL)
        mainSizer.Add(showAppBtn, 0, wx.ALL|wx.CENTER, 5)
        mainSizer.Add(reloadBtn, 0, wx.ALL|wx.CENTER, 5)
        self.SetSizer(mainSizer)

    #----------------------------------------------------------------------
    def onReload(self, event):
        """
        Reload the code!
        """
        if self.testFrame:
            self.testFrame.Close()
            reload(pvg)
            self.showApp()
        else:
            self.testFrame = None

    #----------------------------------------------------------------------
    def onShowApp(self, event):
        """
        Call the showApp() method
        """
        self.showApp()

    #----------------------------------------------------------------------
    def showApp(self):
        """
        Show the application we want to edit dynamically
        """
        self.testFrame = pvg.mainFrame(self)

########################################################################
class ReloaderFrame(wx.Frame):
    """"""

    #----------------------------------------------------------------------
    def __init__(self):
        """Constructor"""
        wx.Frame.__init__(self, None, title="Reloader")
        panel = ReloaderPanel(self)
        self.Show()

if __name__ == "__main__":
    app = wx.App(False)
    frame = ReloaderFrame()
    app.MainLoop()