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diff --git a/examples/customSilxView.py b/examples/customSilxView.py
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+#!/usr/bin/env python
+# coding: utf-8
+# /*##########################################################################
+#
+# Copyright (c) 2020 European Synchrotron Radiation Facility
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+# ###########################################################################*/
+"""Sample code illustrating how to custom silx view into another application.
+"""
+
+import sys
+import numpy
+
+
+def createWindow(parent, settings):
+    # Local import to avoid early import (like h5py)
+    # SOme libraries have to be configured first properly
+    from silx.gui.plot.actions import PlotAction
+    from silx.app.view.Viewer import Viewer
+    from silx.app.view.ApplicationContext import ApplicationContext
+
+    class RandomColorAction(PlotAction):
+        def __init__(self, plot, parent=None):
+            super(RandomColorAction, self).__init__(
+                plot, icon="colormap", text='Color',
+                tooltip='Random plot background color',
+                triggered=self.__randomColor,
+                checkable=False, parent=parent)
+
+        def __randomColor(self):
+            color = "#%06X" % numpy.random.randint(0xFFFFFF)
+            self.plot.setBackgroundColor(color)
+
+    class MyApplicationContext(ApplicationContext):
+        """This class is shared to all the silx view application."""
+    
+        def findPrintToolBar(self, plot):
+            # FIXME: It would be better to use the Qt API
+            return plot._outputToolBar
+
+        def viewWidgetCreated(self, view, widget):
+            """Called when the widget of the view was created.
+
+            So we can custom it.
+            """
+            from silx.gui.plot import Plot1D
+            if isinstance(widget, Plot1D):
+                toolBar = self.findPrintToolBar(widget)
+                action = RandomColorAction(widget, widget)
+                toolBar.addAction(action)
+
+    class MyViewer(Viewer):
+        def createApplicationContext(self, settings):
+            return MyApplicationContext(self, settings)
+
+    window = MyViewer(parent=parent, settings=settings)
+    window.setWindowTitle(window.windowTitle() + " [custom]")
+    return window
+
+
+def main(args):
+    from silx.app.view import main as silx_view_main
+    # Monkey patch the main window creation
+    silx_view_main.createWindow = createWindow
+    # Use the default launcher
+    silx_view_main.main(args)
+
+
+if __name__ == '__main__':
+    main(sys.argv)