source: sasview/calculatorview/perspectives/calculator/calculator_widgets.py @ 96c0234

ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2release_4.0.1ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload
Last change on this file since 96c0234 was b0ab6cb, checked in by Gervaise Alina <gervyh@…>, 14 years ago

working with pylint

  • Property mode set to 100644
File size: 3.1 KB
Line 
1"""
2This software was developed by the University of Tennessee as part of the
3Distributed Data Analysis of Neutron Scattering Experiments (DANSE)
4project funded by the US National Science Foundation.
5
6See the license text in license.txt
7
8copyright 2009, University of Tennessee
9"""
10import wx
11#import os
12
13class InputTextCtrl(wx.TextCtrl):
14    """
15        Text control for model and fit parameters.
16        Binds the appropriate events for user interactions.
17    """
18    def __init__(self, *args, **kwds):
19       
20        wx.TextCtrl.__init__(self, *args, **kwds)
21       
22        ## Set to True when the mouse is clicked while the whole
23        #string is selected
24        self.full_selection = False
25        ## Call back for EVT_SET_FOCUS events
26        _on_set_focus_callback = None
27        # Bind appropriate events
28        self.Bind(wx.EVT_LEFT_UP, self._highlight_text)
29        self.Bind(wx.EVT_SET_FOCUS, self._on_set_focus)
30
31    def _on_set_focus(self, event):
32        """
33            Catch when the text control is set in focus to highlight the whole
34            text if necessary
35            @param event: mouse event
36        """
37        event.Skip()
38        self.full_selection = True
39       
40    def _highlight_text(self, event):
41        """
42            Highlight text of a TextCtrl only of no text has be selected
43            @param event: mouse event
44        """
45        # Make sure the mouse event is available to other listeners
46        event.Skip()
47        control  = event.GetEventObject()
48        if self.full_selection:
49            self.full_selection = False
50            # Check that we have a TextCtrl
51            if issubclass(control.__class__, wx.TextCtrl):
52                # Check whether text has been selected,
53                # if not, select the whole string
54                (start, end) = control.GetSelection()
55                if start == end:
56                    control.SetSelection(-1, -1)
57
58   
59class InterActiveOutputTextCtrl(wx.TextCtrl):
60    """
61        Text control used to display outputs.
62        No editing allowed. The background is
63        grayed out. User can't select text.
64    """
65    def __init__(self, *args, **kwds):
66        wx.TextCtrl.__init__(self, *args, **kwds)
67        self.SetEditable(False)
68        self.SetBackgroundColour(self.GetParent().GetBackgroundColour())
69       
70class OutputTextCtrl(InterActiveOutputTextCtrl):
71    """
72        Text control used to display outputs.
73        No editing allowed. The background is
74        grayed out. User can't select text.
75    """
76    def __init__(self, *args, **kwds):
77        InterActiveOutputTextCtrl.__init__(self, *args, **kwds)
78        self.SetEditable(False)
79        self.SetBackgroundColour(self.GetParent().GetBackgroundColour())
80       
81        # Bind to mouse event to avoid text highlighting
82        # The event will be skipped once the call-back
83        # is called.
84        self.Bind(wx.EVT_MOUSE_EVENTS, self._click)
85       
86    def _click(self, event):
87        """
88            Prevent further handling of the mouse event
89            by not calling Skip().
90        """ 
91        pass
92
93     
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