controls/CustomEditableListBox.py
author Edouard Tisserant <edouard.tisserant@gmail.com>
Tue, 22 Mar 2022 14:50:46 +0100
branchwxPython4
changeset 3442 29dbdb09da2e
parent 3303 0ffb41625592
child 3750 f62625418bff
permissions -rw-r--r--
Tests: fix project edit test sikuli IDE test.

Background click based on bitmap matching doesn't work.
Grid dots are not good match candidates.
Rendering probably affected by virtual display's bpp or rasterizer approximations.
#!/usr/bin/env python
# -*- coding: utf-8 -*-

# This file is part of Beremiz, a Integrated Development Environment for
# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
#
# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
#
# See COPYING file for copyrights details.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.


from __future__ import absolute_import
import wx
import wx.adv


class CustomEditableListBox(wx.adv.EditableListBox):

    def __init__(self, *args, **kwargs):
        wx.adv.EditableListBox.__init__(self, *args, **kwargs)

        listbox = self.GetListCtrl()
        listbox.Bind(wx.EVT_KEY_DOWN, self.OnKeyDown)
        listbox.Bind(wx.EVT_LIST_BEGIN_LABEL_EDIT, self.OnLabelBeginEdit)
        listbox.Bind(wx.EVT_LIST_END_LABEL_EDIT, self.OnLabelEndEdit)

        for button, tooltip, call_function in [
                (self.GetEditButton(), _("Edit item"), "_OnEditButton"),
                (self.GetNewButton(), _("New item"), "_OnNewButton"),
                (self.GetDelButton(), _("Delete item"), "_OnDelButton"),
                (self.GetUpButton(), _("Move up"), "_OnUpButton"),
                (self.GetDownButton(), _("Move down"), "_OnDownButton")]:
            button.SetToolTip(tooltip)
            button.Bind(wx.EVT_BUTTON, self.GetButtonPressedFunction(call_function))

        self.Editing = False

    def EnsureCurrentItemVisible(self):
        listctrl = self.GetListCtrl()
        listctrl.EnsureVisible(listctrl.GetFocusedItem())

    def OnLabelBeginEdit(self, event):
        self.Editing = True
        func = getattr(self, "_OnLabelBeginEdit", None)
        if func is not None:
            func(event)
        else:
            event.Skip()

    def OnLabelEndEdit(self, event):
        self.Editing = False
        func = getattr(self, "_OnLabelEndEdit", None)
        if func is not None:
            func(event)
        else:
            event.Skip()

    def GetButtonPressedFunction(self, call_function):
        def OnButtonPressed(event):
            if wx.Platform != '__WXMSW__' or not self.Editing:
                func = getattr(self, call_function, None)
                if func is not None:
                    func(event)
                    wx.CallAfter(self.EnsureCurrentItemVisible)
                else:
                    wx.CallAfter(self.EnsureCurrentItemVisible)
                    event.Skip()
        return OnButtonPressed

    def OnKeyDown(self, event):
        button = None
        keycode = event.GetKeyCode()
        if keycode in (wx.WXK_ADD, wx.WXK_NUMPAD_ADD):
            button = self.GetNewButton()
        elif keycode in (wx.WXK_DELETE, wx.WXK_NUMPAD_DELETE):
            button = self.GetDelButton()
        elif keycode == wx.WXK_UP and event.ShiftDown():
            button = self.GetUpButton()
        elif keycode == wx.WXK_DOWN and event.ShiftDown():
            button = self.GetDownButton()
        elif keycode == wx.WXK_SPACE:
            button = self.GetEditButton()
        if button is not None and button.IsEnabled():
            button.ProcessEvent(wx.CommandEvent(wx.EVT_BUTTON.typeId, button.GetId()))
        else:
            event.Skip()