controls/CustomEditableListBox.py
changeset 814 5743cbdff669
child 1571 486f94a8032c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/controls/CustomEditableListBox.py	Fri Sep 07 16:45:55 2012 +0200
@@ -0,0 +1,97 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor
+#based on the plcopen standard. 
+#
+#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
+#
+#See COPYING file for copyrights details.
+#
+#This library 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 2.1 of the License, or (at your option) any later version.
+#
+#This library 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 library; if not, write to the Free Software
+#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+import wx
+import wx.gizmos
+
+class CustomEditableListBox(wx.gizmos.EditableListBox):
+    
+    def __init__(self, *args, **kwargs):
+        wx.gizmos.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.SetToolTipString(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()