--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/controls/LocationCellEditor.py Tue Nov 08 21:59:22 2011 +0100
@@ -0,0 +1,158 @@
+#!/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
+
+from dialogs.BrowseLocationsDialog import BrowseLocationsDialog
+
+class LocationCellControl(wx.PyControl):
+
+ def _init_coll_MainSizer_Items(self, parent):
+ parent.AddWindow(self.Location, 0, border=0, flag=wx.GROW)
+ parent.AddWindow(self.BrowseButton, 0, border=0, flag=wx.GROW)
+
+ def _init_coll_MainSizer_Growables(self, parent):
+ parent.AddGrowableCol(0)
+ parent.AddGrowableRow(0)
+
+ def _init_sizers(self):
+ self.MainSizer = wx.FlexGridSizer(cols=2, hgap=0, rows=1, vgap=0)
+
+ self._init_coll_MainSizer_Items(self.MainSizer)
+ self._init_coll_MainSizer_Growables(self.MainSizer)
+
+ self.SetSizer(self.MainSizer)
+
+ def _init_ctrls(self, prnt):
+ wx.Control.__init__(self, id=-1,
+ name='LocationCellControl', parent=prnt,
+ size=wx.DefaultSize, style=0)
+
+ # create location text control
+ self.Location = wx.TextCtrl(id=-1, name='Location', parent=self,
+ pos=wx.Point(0, 0), size=wx.Size(0, 0), style=wx.TE_PROCESS_ENTER)
+ self.Location.Bind(wx.EVT_KEY_DOWN, self.OnLocationChar)
+
+ # create browse button
+ self.BrowseButton = wx.Button(id=-1, label='...',
+ name='BrowseButton', parent=self, pos=wx.Point(0, 0),
+ size=wx.Size(30, 0), style=0)
+ self.BrowseButton.Bind(wx.EVT_BUTTON, self.OnBrowseButtonClick)
+
+ self.Bind(wx.EVT_SIZE, self.OnSize)
+
+ self._init_sizers()
+
+ '''
+ Custom cell editor control with a text box and a button that launches
+ the BrowseLocationsDialog.
+ '''
+ def __init__(self, parent, locations):
+ self._init_ctrls(parent)
+ self.Locations = locations
+ self.VarType = None
+
+ def SetVarType(self, vartype):
+ self.VarType = vartype
+
+ def SetValue(self, value):
+ self.Location.SetValue(value)
+
+ def GetValue(self):
+ return self.Location.GetValue()
+
+ def OnSize(self, event):
+ self.Layout()
+
+ def OnBrowseButtonClick(self, event):
+ # pop up the location browser dialog
+ dialog = BrowseLocationsDialog(self, self.VarType, self.Locations)
+ if dialog.ShowModal() == wx.ID_OK:
+ infos = dialog.GetValues()
+
+ # set the location
+ self.Location.SetValue(infos["location"])
+
+ dialog.Destroy()
+
+ self.Location.SetFocus()
+
+ def OnLocationChar(self, event):
+ keycode = event.GetKeyCode()
+ if keycode == wx.WXK_RETURN or keycode == wx.WXK_TAB:
+ self.Parent.Parent.ProcessEvent(event)
+ self.Parent.Parent.SetFocus()
+ else:
+ event.Skip()
+
+ def SetInsertionPoint(self, i):
+ self.Location.SetInsertionPoint(i)
+
+ def SetFocus(self):
+ self.Location.SetFocus()
+
+class LocationCellEditor(wx.grid.PyGridCellEditor):
+ '''
+ Grid cell editor that uses LocationCellControl to display a browse button.
+ '''
+ def __init__(self, table, controler):
+ wx.grid.PyGridCellEditor.__init__(self)
+ self.Table = table
+ self.Controler = controler
+
+ def __del__(self):
+ self.CellControl = None
+
+ def Create(self, parent, id, evt_handler):
+ locations = self.Controler.GetVariableLocationTree()
+ if len(locations) > 0:
+ self.CellControl = LocationCellControl(parent, locations)
+ else:
+ self.CellControl = wx.TextCtrl(parent, -1)
+ self.SetControl(self.CellControl)
+ if evt_handler:
+ self.CellControl.PushEventHandler(evt_handler)
+
+ def BeginEdit(self, row, col, grid):
+ self.CellControl.SetValue(self.Table.GetValueByName(row, 'Location'))
+ if isinstance(self.CellControl, LocationCellControl):
+ self.CellControl.SetVarType(self.Controler.GetBaseType(self.Table.GetValueByName(row, 'Type')))
+ self.CellControl.SetFocus()
+
+ def EndEdit(self, row, col, grid):
+ loc = self.CellControl.GetValue()
+ old_loc = self.Table.GetValueByName(row, 'Location')
+ if loc != old_loc:
+ self.Table.SetValueByName(row, 'Location', loc)
+ return True
+ return False
+
+ def SetSize(self, rect):
+ self.CellControl.SetDimensions(rect.x + 1, rect.y,
+ rect.width, rect.height,
+ wx.SIZE_ALLOW_MINUS_ONE)
+
+ def Clone(self):
+ return LocationCellEditor(self.Table, self.Controler)
+