在下面的代码中,单击按钮时,我将图表插入另一帧中的auinotebook的选项卡中。
例如,当我在plt窗口中有多个绘图时,我可以将笔记本标签拖到底部(这会导致显示两个绘图)。稍后,当我删除底部标签,并尝试进入其他图表时,我看到一个闪烁,就像关闭的标签仍然存在。
我想问题出在我的on_nb_tab_close上。因为,没有这个,我无法注意到任何这样的问题。
我感谢你的帮助。代码示例非常有用。 (wxpython版本2.812)
import wx
import wx.lib.agw.aui as aui
import matplotlib as mpl
from matplotlib.backends.backend_wxagg import FigureCanvasWxAgg as mplCanvas
def create_plotter(self):
try:
self.plotter.Show()
except AttributeError:
self.plotter =PlotFrame(self, 500, 500)
self.plotter.Show()
return self.plotter
class PlotFrame(wx.Frame):
def __init__(self, parent, height, width):
wx.Frame.__init__(self, None, size=(height,width), title="plts")
self.parent=parent
self.nb = aui.AuiNotebook(self)
self.Bind(aui.EVT_AUINOTEBOOK_PAGE_CLOSE, self.on_nb_tab_close, self.nb)
def AddPlotTab(self,name="plot"):
page = Plot(self.nb)
self.nb.AddPage(page,name)
return page
def on_nb_tab_close(self, evt):
print "tab close fired"
s=self.nb.GetSelection()
v=self.nb.RemovePage(s)
if not self.nb.GetPageCount():
self.on_Close(evt)
evt.Veto()
class Plot(wx.Panel):
def __init__(self, parent, id = -1, dpi = None, **kwargs):
wx.Panel.__init__(self, parent, id=id, **kwargs)
self.figure = mpl.figure.Figure(dpi=dpi)
self.canvas = mplCanvas(self, -1, self.figure) # wxPanel object containing plot
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(self.canvas,1,wx.EXPAND)
self.SetSizer(sizer)
class MainFrame(wx.Frame):
def __init__(self, parent):
wx.Frame.__init__(self, parent, title="Plotting test", size=(300, 300))
self.btn1 = wx.Button(self, -1, "Print 1")
self.Bind(wx.EVT_BUTTON, self.OnBtn1, self.btn1)
def OnBtn1(self, evt):
plotter=create_plotter(self)
page1 = plotter.AddPlotTab("case 1: first_plot")
page1.figure.gca().plot(range(10),range(10),'+')
page1.figure.gca().plot(range(10),range(10),'-',color='red')
page1.figure.canvas.draw()
if __name__ == '__main__':
APP = wx.App(False)
FRAME = MainFrame(None)
FRAME.Show()
APP.MainLoop()