.. note::
    :class: sphx-glr-download-link-note

    Click :ref:`here <sphx_glr_download_gallery_user_interfaces_embedding_in_wx4_sgskip.py>` to download the full example code
.. rst-class:: sphx-glr-example-title

.. _sphx_glr_gallery_user_interfaces_embedding_in_wx4_sgskip.py:


================
Embedding In Wx4
================

An example of how to use wx or wxagg in an application with a custom toolbar.



.. code-block:: python


    from matplotlib.backends.backend_wxagg import FigureCanvasWxAgg as FigureCanvas
    from matplotlib.backends.backend_wxagg import NavigationToolbar2WxAgg as NavigationToolbar
    from matplotlib.backends.backend_wx import _load_bitmap
    from matplotlib.figure import Figure

    import numpy as np

    import wx


    class MyNavigationToolbar(NavigationToolbar):
        """
        Extend the default wx toolbar with your own event handlers
        """
        ON_CUSTOM = wx.NewId()

        def __init__(self, canvas, cankill):
            NavigationToolbar.__init__(self, canvas)

            # for simplicity I'm going to reuse a bitmap from wx, you'll
            # probably want to add your own.
            self.AddTool(self.ON_CUSTOM, 'Click me', _load_bitmap('back.png'),
                         'Activate custom contol')
            self.Bind(wx.EVT_TOOL, self._on_custom, id=self.ON_CUSTOM)

        def _on_custom(self, evt):
            # add some text to the axes in a random location in axes (0,1)
            # coords) with a random color

            # get the axes
            ax = self.canvas.figure.axes[0]

            # generate a random location can color
            x, y = np.random.rand(2)
            rgb = np.random.rand(3)

            # add the text and draw
            ax.text(x, y, 'You clicked me',
                    transform=ax.transAxes,
                    color=rgb)
            self.canvas.draw()
            evt.Skip()


    class CanvasFrame(wx.Frame):
        def __init__(self):
            wx.Frame.__init__(self, None, -1,
                              'CanvasFrame', size=(550, 350))

            self.figure = Figure(figsize=(5, 4), dpi=100)
            self.axes = self.figure.add_subplot(111)
            t = np.arange(0.0, 3.0, 0.01)
            s = np.sin(2 * np.pi * t)

            self.axes.plot(t, s)

            self.canvas = FigureCanvas(self, -1, self.figure)

            self.sizer = wx.BoxSizer(wx.VERTICAL)
            self.sizer.Add(self.canvas, 1, wx.TOP | wx.LEFT | wx.EXPAND)

            self.toolbar = MyNavigationToolbar(self.canvas, True)
            self.toolbar.Realize()
            # By adding toolbar in sizer, we are able to put it at the bottom
            # of the frame - so appearance is closer to GTK version.
            self.sizer.Add(self.toolbar, 0, wx.LEFT | wx.EXPAND)

            # update the axes menu on the toolbar
            self.toolbar.update()
            self.SetSizer(self.sizer)
            self.Fit()


    class App(wx.App):
        def OnInit(self):
            'Create the main window and insert the custom frame'
            frame = CanvasFrame()
            frame.Show(True)

            return True

    app = App(0)
    app.MainLoop()


.. _sphx_glr_download_gallery_user_interfaces_embedding_in_wx4_sgskip.py:


.. only :: html

 .. container:: sphx-glr-footer
    :class: sphx-glr-footer-example



  .. container:: sphx-glr-download

     :download:`Download Python source code: embedding_in_wx4_sgskip.py <embedding_in_wx4_sgskip.py>`



  .. container:: sphx-glr-download

     :download:`Download Jupyter notebook: embedding_in_wx4_sgskip.ipynb <embedding_in_wx4_sgskip.ipynb>`


.. only:: html

 .. rst-class:: sphx-glr-signature

    Keywords: matplotlib code example, codex, python plot, pyplot
    `Gallery generated by Sphinx-Gallery
    <https://sphinx-gallery.readthedocs.io>`_
