--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/controls/CustomGrid.py Fri Sep 07 16:45:55 2012 +0200
@@ -0,0 +1,178 @@
+#!/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.grid
+
+class CustomGrid(wx.grid.Grid):
+
+ def __init__(self, *args, **kwargs):
+ wx.grid.Grid.__init__(self, *args, **kwargs)
+
+ self.Editable = True
+
+ self.AddButton = None
+ self.DeleteButton = None
+ self.UpButton = None
+ self.DownButton = None
+
+ self.SetFont(wx.Font(12, 77, wx.NORMAL, wx.NORMAL, False, 'Sans'))
+ self.SetLabelFont(wx.Font(10, 77, wx.NORMAL, wx.NORMAL, False, 'Sans'))
+ self.SetSelectionBackground(wx.WHITE)
+ self.SetSelectionForeground(wx.BLACK)
+ self.DisableDragRowSize()
+
+ self.Bind(wx.grid.EVT_GRID_SELECT_CELL, self.OnSelectCell)
+ self.Bind(wx.grid.EVT_GRID_EDITOR_HIDDEN, self.OnEditorHidden)
+ self.Bind(wx.EVT_KEY_DOWN, self.OnKeyDown)
+
+ def SetDefaultValue(self, default_value):
+ self.DefaultValue = default_value
+
+ def SetEditable(self, editable=True):
+ self.Editable = editable
+ self.RefreshButtons()
+
+ def SetButtons(self, buttons):
+ for name in ["Add", "Delete", "Up", "Down"]:
+ button = buttons.get(name, None)
+ setattr(self, "%sButton" % name, button)
+ if button is not None:
+ button.Bind(wx.EVT_BUTTON, getattr(self, "On%sButton" % name))
+
+ def RefreshButtons(self):
+ if self:
+ rows = self.Table.GetNumberRows()
+ row = self.GetGridCursorRow()
+ if self.AddButton is not None:
+ self.AddButton.Enable(self.Editable)
+ if self.DeleteButton is not None:
+ self.DeleteButton.Enable(self.Editable and rows > 0)
+ if self.UpButton is not None:
+ self.UpButton.Enable(self.Editable and row > 0)
+ if self.DownButton is not None:
+ self.DownButton.Enable(self.Editable and 0 <= row < rows - 1)
+
+ def CloseEditControl(self):
+ row, col = self.GetGridCursorRow(), self.GetGridCursorCol()
+ if row != -1 and col != -1:
+ self.SetGridCursor(row, col)
+
+ def AddRow(self):
+ self.CloseEditControl()
+ new_row = self.GetGridCursorRow() + 1
+ col = max(self.GetGridCursorCol(), 0)
+ if getattr(self, "_AddRow", None) is not None:
+ new_row = self._AddRow(new_row)
+ else:
+ self.Table.InsertRow(new_row, self.DefaultValue.copy())
+ self.Table.ResetView(self)
+ self.SetGridCursor(new_row, col)
+ self.MakeCellVisible(new_row, col)
+ self.RefreshButtons()
+
+ def DeleteRow(self):
+ self.CloseEditControl()
+ row = self.GetGridCursorRow()
+ if row >= 0:
+ col = self.GetGridCursorCol()
+ if getattr(self, "_DeleteRow", None) is not None:
+ self._DeleteRow(row)
+ else:
+ self.Table.RemoveRow(row)
+ self.Table.ResetView(self)
+ new_row = min(row, self.Table.GetNumberRows() - 1)
+ self.SetGridCursor(new_row, col)
+ self.MakeCellVisible(new_row, col)
+ self.RefreshButtons()
+
+ def MoveRow(self, row, move):
+ self.CloseEditControl()
+ col = self.GetGridCursorCol()
+ if getattr(self, "_MoveRow", None) is not None:
+ new_row = self._MoveRow(row, move)
+ else:
+ new_row = self.Table.MoveRow(row, move)
+ if new_row != row:
+ self.Table.ResetView(self)
+ if new_row != row:
+ self.SetGridCursor(new_row, col)
+ self.MakeCellVisible(new_row, col)
+ self.RefreshButtons()
+
+ def OnAddButton(self, event):
+ self.AddRow()
+ self.SetFocus()
+ event.Skip()
+
+ def OnDeleteButton(self, event):
+ self.DeleteRow()
+ self.SetFocus()
+ event.Skip()
+
+ def OnUpButton(self, event):
+ self.MoveRow(self.GetGridCursorRow(), -1)
+ self.SetFocus()
+ event.Skip()
+
+ def OnDownButton(self, event):
+ self.MoveRow(self.GetGridCursorRow(), 1)
+ self.SetFocus()
+ event.Skip()
+
+ def OnSelectCell(self, event):
+ wx.CallAfter(self.RefreshButtons)
+ event.Skip()
+
+ def OnEditorHidden(self, event):
+ wx.CallAfter(self.SetFocus)
+ event.Skip()
+
+ def OnKeyDown(self, event):
+ key_handled = False
+ keycode = event.GetKeyCode()
+ if keycode == wx.WXK_TAB:
+ row = self.GetGridCursorRow()
+ col = self.GetGridCursorCol()
+ if event.ShiftDown():
+ if row < 0 or col == 0:
+ self.Navigate(wx.NavigationKeyEvent.IsBackward)
+ key_handled = True
+ elif row < 0 or col == self.Table.GetNumberCols() - 1:
+ self.Navigate(wx.NavigationKeyEvent.IsForward)
+ key_handled = True
+ elif keycode in (wx.WXK_ADD, wx.WXK_NUMPAD_ADD) and self.Editable:
+ self.AddRow()
+ key_handled = True
+ elif keycode in (wx.WXK_DELETE, wx.WXK_NUMPAD_DELETE) and self.Editable:
+ self.DeleteRow()
+ key_handled = True
+ elif keycode == wx.WXK_UP and event.ShiftDown() and self.Editable:
+ self.MoveRow(self.GetGridCursorRow(), -1)
+ key_handled = True
+ elif keycode == wx.WXK_DOWN and event.ShiftDown() and self.Editable:
+ self.MoveRow(self.GetGridCursorRow(), 1)
+ key_handled = True
+ if not key_handled:
+ event.Skip()