summaryrefslogtreecommitdiff
path: root/examples/customSilxView.py
blob: 57b94f742dda34fde94429775352556f87d0228f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
#!/usr/bin/env python
# /*##########################################################################
#
# 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)