1

#!/usr/bin/env python

     2

# -*- coding: utf-8 -*-

     3

     4

# This file is part of Beremiz, a Integrated Development Environment for

     5

# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.

     6

#

     7

# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD

     8

#

     9

# See COPYING file for copyrights details.

    10

#

    11

# This program is free software; you can redistribute it and/or

    12

# modify it under the terms of the GNU General Public License

    13

# as published by the Free Software Foundation; either version 2

    14

# of the License, or (at your option) any later version.

    15

#

    16

# This program is distributed in the hope that it will be useful,

    17

# but WITHOUT ANY WARRANTY; without even the implied warranty of

    18

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    19

# GNU General Public License for more details.

    20

#

    21

# You should have received a copy of the GNU General Public License

    22

# along with this program; if not, write to the Free Software

    23

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    24

    25

    26

from __future__ import absolute_import

    27

import wx

    28

import wx.gizmos

    29

    30

    31

class CustomEditableListBox(wx.gizmos.EditableListBox):

    32

    33

    def __init__(self, *args, **kwargs):

    34

        wx.gizmos.EditableListBox.__init__(self, *args, **kwargs)

    35

    36

        listbox = self.GetListCtrl()

    37

        listbox.Bind(wx.EVT_KEY_DOWN, self.OnKeyDown)

    38

        listbox.Bind(wx.EVT_LIST_BEGIN_LABEL_EDIT, self.OnLabelBeginEdit)

    39

        listbox.Bind(wx.EVT_LIST_END_LABEL_EDIT, self.OnLabelEndEdit)

    40

    41

        for button, tooltip, call_function in [

    42

                (self.GetEditButton(), _("Edit item"), "_OnEditButton"),

    43

                (self.GetNewButton(), _("New item"), "_OnNewButton"),

    44

                (self.GetDelButton(), _("Delete item"), "_OnDelButton"),

    45

                (self.GetUpButton(), _("Move up"), "_OnUpButton"),

    46

                (self.GetDownButton(), _("Move down"), "_OnDownButton")]:

    47

            button.SetToolTipString(tooltip)

    48

            button.Bind(wx.EVT_BUTTON, self.GetButtonPressedFunction(call_function))

    49

    50

        self.Editing = False

    51

    52

    def EnsureCurrentItemVisible(self):

    53

        listctrl = self.GetListCtrl()

    54

        listctrl.EnsureVisible(listctrl.GetFocusedItem())

    55

    56

    def OnLabelBeginEdit(self, event):

    57

        self.Editing = True

    58

        func = getattr(self, "_OnLabelBeginEdit", None)

    59

        if func is not None:

    60

            func(event)

    61

        else:

    62

            event.Skip()

    63

    64

    def OnLabelEndEdit(self, event):

    65

        self.Editing = False

    66

        func = getattr(self, "_OnLabelEndEdit", None)

    67

        if func is not None:

    68

            func(event)

    69

        else:

    70

            event.Skip()

    71

    72

    def GetButtonPressedFunction(self, call_function):

    73

        def OnButtonPressed(event):

    74

            if wx.Platform != '__WXMSW__' or not self.Editing:

    75

                func = getattr(self, call_function, None)

    76

                if func is not None:

    77

                    func(event)

    78

                    wx.CallAfter(self.EnsureCurrentItemVisible)

    79

                else:

    80

                    wx.CallAfter(self.EnsureCurrentItemVisible)

    81

                    event.Skip()

    82

        return OnButtonPressed

    83

    84

    def OnKeyDown(self, event):

    85

        button = None

    86

        keycode = event.GetKeyCode()

    87

        if keycode in (wx.WXK_ADD, wx.WXK_NUMPAD_ADD):

    88

            button = self.GetNewButton()

    89

        elif keycode in (wx.WXK_DELETE, wx.WXK_NUMPAD_DELETE):

    90

            button = self.GetDelButton()

    91

        elif keycode == wx.WXK_UP and event.ShiftDown():

    92

            button = self.GetUpButton()

    93

        elif keycode == wx.WXK_DOWN and event.ShiftDown():

    94

            button = self.GetDownButton()

    95

        elif keycode == wx.WXK_SPACE:

    96

            button = self.GetEditButton()

    97

        if button is not None and button.IsEnabled():

    98

            button.ProcessEvent(wx.CommandEvent(wx.EVT_BUTTON.typeId, button.GetId()))

    99

        else:

   100

            event.Skip()