HGKeeper

#!/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.

# 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.

import wx

from plcopen.plcopen import *

class FindInPouDialog(wx.Frame):

def _init_icon(self, parent):

if parent and parent.icon:

self.SetIcon(parent.icon)

def __init__(self, parent):

wx.Frame.__init__(self, parent, title=_("Find"),

size=wx.Size(410, 250), style=wx.CAPTION|

wx.CLOSE_BOX|

wx.CLIP_CHILDREN|

wx.RESIZE_BORDER|

wx.STAY_ON_TOP)

self._init_icon(parent)

self.CreateStatusBar(style=wx.SB_FLAT)

panel = wx.Panel(self, style=wx.TAB_TRAVERSAL)

main_sizer = wx.FlexGridSizer(cols=1, hgap=5, rows=2, vgap=5)

main_sizer.AddGrowableCol(0)

main_sizer.AddGrowableRow(0)

controls_sizer = wx.BoxSizer(wx.VERTICAL)

main_sizer.AddSizer(controls_sizer, border=20,

flag=wx.GROW|wx.TOP|wx.LEFT|wx.RIGHT)

patterns_sizer = wx.FlexGridSizer(cols=2, hgap=5, rows=1, vgap=5)

patterns_sizer.AddGrowableCol(1)

controls_sizer.AddSizer(patterns_sizer, border=5, flag=wx.GROW|wx.BOTTOM)

find_label = wx.StaticText(panel, label=_("Find:"))

patterns_sizer.AddWindow(find_label, flag=wx.ALIGN_CENTER_VERTICAL)

self.FindPattern = wx.TextCtrl(panel)

self.Bind(wx.EVT_TEXT, self.OnFindPatternChanged, self.FindPattern)

self.Bind(wx.EVT_CHAR_HOOK, self.OnEscapeKey)

patterns_sizer.AddWindow(self.FindPattern, flag=wx.GROW)

params_sizer = wx.BoxSizer(wx.HORIZONTAL)

controls_sizer.AddSizer(params_sizer, border=5, flag=wx.GROW|wx.BOTTOM)

direction_staticbox = wx.StaticBox(panel, label=_("Direction"))

direction_staticboxsizer = wx.StaticBoxSizer(

direction_staticbox, wx.VERTICAL)

params_sizer.AddSizer(direction_staticboxsizer, 1, border=5,

flag=wx.GROW|wx.RIGHT)

self.Forward = wx.RadioButton(panel, label=_("Forward"),

style=wx.RB_GROUP)

direction_staticboxsizer.AddWindow(self.Forward, border=5,

flag=wx.ALL|wx.GROW)

self.Backward = wx.RadioButton(panel, label=_("Backward"))

direction_staticboxsizer.AddWindow(self.Backward, border=5,

flag=wx.ALL|wx.GROW)

options_staticbox = wx.StaticBox(panel, label=_("Options"))

options_staticboxsizer = wx.StaticBoxSizer(

options_staticbox, wx.VERTICAL)

params_sizer.AddSizer(options_staticboxsizer, 1, flag=wx.GROW)

self.CaseSensitive = wx.CheckBox(panel, label=_("Case sensitive"))

self.CaseSensitive.SetValue(True)

options_staticboxsizer.AddWindow(self.CaseSensitive, border=5,

flag=wx.ALL|wx.GROW)

self.WrapSearch = wx.CheckBox(panel, label=_("Wrap search"))

self.WrapSearch.SetValue(True)

options_staticboxsizer.AddWindow(self.WrapSearch, border=5,

flag=wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.GROW)

self.RegularExpressions = wx.CheckBox(panel, label=_("Regular expressions"))

options_staticboxsizer.AddWindow(self.RegularExpressions, border=5,

flag=wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.GROW)

buttons_sizer = wx.BoxSizer(wx.HORIZONTAL)

main_sizer.AddSizer(buttons_sizer, border=20,

flag=wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_RIGHT)

self.FindButton = wx.Button(panel, label=_("Find"))

self.FindButton.SetDefault()

self.Bind(wx.EVT_BUTTON, self.OnFindButton, self.FindButton)

buttons_sizer.AddWindow(self.FindButton, border=5, flag=wx.RIGHT)

self.CloseButton = wx.Button(panel, label=_("Close"))

self.Bind(wx.EVT_BUTTON, self.OnCloseButton, self.CloseButton)

buttons_sizer.AddWindow(self.CloseButton)

panel.SetSizer(main_sizer)

self.ParentWindow = parent

self.Bind(wx.EVT_CLOSE, self.OnCloseFrame)

self.infosPrev = {}

self.criteria = {}

self.FindPattern.SetFocus()

self.RefreshButtonsState()

def RefreshButtonsState(self):

find_pattern = self.FindPattern.GetValue()

self.FindButton.Enable(find_pattern != "")

def OnCloseFrame(self, event):

self.Hide()

event.Veto()

def OnCloseButton(self, event):

self.Hide()

event.Skip()

def OnEscapeKey(self, event):

keycode = event.GetKeyCode()

if keycode == wx.WXK_ESCAPE:

self.OnCloseButton(event)

else:

event.Skip()

def OnFindPatternChanged(self, event):

self.RefreshButtonsState()

event.Skip()

def OnFindButton(self, event):

infos = {

"find_pattern": self.FindPattern.GetValue(),

"wrap": self.WrapSearch.GetValue(),

"case_sensitive": self.CaseSensitive.GetValue(),

"regular_expression": self.RegularExpressions.GetValue(),

"filter": "all"}

if self.infosPrev != infos:

self.infosPrev = infos

message = ""

try:

self.criteria = infos

CompilePattern(self.criteria)

except:

self.criteria.clear()

message = _("Syntax error in regular expression of pattern to search!")

self.SetStatusText(message)

if len(self.criteria) > 0:

wx.CallAfter(self.ParentWindow.FindInPou,

{True: 1, False:-1}[self.Forward.GetValue()],

self.criteria)

event.Skip()

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