Fix non-marking as manually forced floating point variable if the value isn't integer
For example, if user in debug variable panel set any floating point
variable to 34.3, then it's not shown as forced (blue color) and user
can't release this enforcement.
If user changes the value to 34.0, then enforcement shows
correctly. This is done because binary representation of floating point
numbers in IDE and runtime can be slightly different (double vs float)
and as a result values aren't equal.
#!/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.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, wx.DEFAULT, wx.NORMAL, wx.NORMAL, False, 'Sans'))
self.SetLabelFont(wx.Font(10, wx.DEFAULT, 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 SetFocus(self):
if self:
wx.grid.Grid.SetFocus(self)
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)
if new_row is not None:
self.SetSelectedCell(new_row, col)
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)
if self.Table.GetNumberRows() > 0:
self.SetSelectedCell(min(row, self.Table.GetNumberRows() - 1), col)
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.SetSelectedCell(new_row, col)
def SetSelectedCell(self, row, col):
self.SetGridCursor(row, col)
self.MakeCellVisible(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()