example03.py 文件源码

def __init__(self, parent):
        wx.Frame.__init__(self, parent, id=wx.ID_ANY, title=u"Background Task", pos=wx.DefaultPosition,
                          size=wx.Size(500, 300), style=wx.DEFAULT_FRAME_STYLE | wx.TAB_TRAVERSAL)

        self.SetSizeHintsSz(wx.DefaultSize, wx.DefaultSize)

        sizer = wx.BoxSizer(wx.VERTICAL)

        gb_sizer = wx.GridBagSizer(5, 5)
        gb_sizer.SetFlexibleDirection(wx.BOTH)
        gb_sizer.SetNonFlexibleGrowMode(wx.FLEX_GROWMODE_SPECIFIED)

        self.gauge = wx.Gauge(self, wx.ID_ANY, 10 ** 3, wx.DefaultPosition, wx.DefaultSize, wx.GA_HORIZONTAL)
        self.gauge.SetValue(0)
        gb_sizer.Add(self.gauge, wx.GBPosition(0, 0), wx.GBSpan(1, 1), wx.EXPAND, 0)

        self.button = wx.Button(self, wx.ID_ANY, u"Run", wx.DefaultPosition, wx.DefaultSize, 0)
        gb_sizer.Add(self.button, wx.GBPosition(1, 0), wx.GBSpan(1, 1), wx.EXPAND, 0)

        gb_sizer.AddGrowableCol(0)

        sizer.Add(gb_sizer, 1, wx.EXPAND | wx.ALL, 5)

        self.SetSizer(sizer)
        self.Layout()

        self.Centre(wx.BOTH)

        # Connect Events
        self.button.Bind(wx.EVT_BUTTON, self.on_run)
        self.model = WatchableDict()
        self.model["complete"] = 0
        pywatch.wx.ValueWatcher(self.gauge, self.model, "complete")


    # Virtual event handlers, overide them in your derived class