diff -r 1460273f40ed -r 5743cbdff669 dialogs/BrowseLocationsDialog.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dialogs/BrowseLocationsDialog.py Fri Sep 07 16:45:55 2012 +0200 @@ -0,0 +1,179 @@ +# +#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 os + +import wx + +from plcopen.structures import LOCATIONDATATYPES +from PLCControler import LOCATION_CONFNODE, LOCATION_MODULE, LOCATION_GROUP, LOCATION_VAR_INPUT, LOCATION_VAR_OUTPUT, LOCATION_VAR_MEMORY + +#------------------------------------------------------------------------------- +# Helpers +#------------------------------------------------------------------------------- + +CWD = os.path.split(os.path.split(os.path.realpath(__file__))[0])[0] + +def GetDirChoiceOptions(): + _ = lambda x : x + return [(_("All"), [LOCATION_VAR_INPUT, LOCATION_VAR_OUTPUT, LOCATION_VAR_MEMORY]), + (_("Input"), [LOCATION_VAR_INPUT]), + (_("Output"), [LOCATION_VAR_OUTPUT]), + (_("Memory"), [LOCATION_VAR_MEMORY])] +DIRCHOICE_OPTIONS_FILTER = dict([(_(option), filter) for option, filter in GetDirChoiceOptions()]) + +# turn LOCATIONDATATYPES inside-out +LOCATION_SIZES = {} +for size, types in LOCATIONDATATYPES.iteritems(): + for type in types: + LOCATION_SIZES[type] = size + +#------------------------------------------------------------------------------- +# Browse Locations Dialog +#------------------------------------------------------------------------------- + +class BrowseLocationsDialog(wx.Dialog): + + def __init__(self, parent, var_type, locations): + wx.Dialog.__init__(self, parent, + size=wx.Size(600, 400), title=_('Browse Locations')) + + main_sizer = wx.FlexGridSizer(cols=1, hgap=0, rows=3, vgap=10) + main_sizer.AddGrowableCol(0) + main_sizer.AddGrowableRow(1) + + locations_label = wx.StaticText(self, label=_('Locations available:')) + main_sizer.AddWindow(locations_label, border=20, + flag=wx.TOP|wx.LEFT|wx.RIGHT|wx.GROW) + + self.LocationsTree = wx.TreeCtrl(self, + style=wx.TR_HAS_BUTTONS|wx.TR_SINGLE|wx.SUNKEN_BORDER|wx.TR_HIDE_ROOT|wx.TR_LINES_AT_ROOT) + self.Bind(wx.EVT_TREE_ITEM_ACTIVATED, self.OnLocationsTreeItemActivated, + self.LocationsTree) + main_sizer.AddWindow(self.LocationsTree, border=20, + flag=wx.LEFT|wx.RIGHT|wx.GROW) + + button_gridsizer = wx.FlexGridSizer(cols=3, hgap=5, rows=1, vgap=0) + button_gridsizer.AddGrowableCol(2) + button_gridsizer.AddGrowableRow(0) + main_sizer.AddSizer(button_gridsizer, border=20, + flag=wx.BOTTOM|wx.LEFT|wx.RIGHT|wx.GROW) + + direction_label = wx.StaticText(self, label=_('Direction:')) + button_gridsizer.AddWindow(direction_label, + flag=wx.ALIGN_CENTER_VERTICAL) + + self.DirChoice = wx.ComboBox(self, style=wx.CB_READONLY) + self.Bind(wx.EVT_COMBOBOX, self.OnDirChoice, self.DirChoice) + button_gridsizer.AddWindow(self.DirChoice, + flag=wx.ALIGN_CENTER_VERTICAL) + + button_sizer = self.CreateButtonSizer(wx.OK|wx.CANCEL|wx.CENTRE) + self.Bind(wx.EVT_BUTTON, self.OnOK, button_sizer.GetAffirmativeButton()) + button_gridsizer.AddWindow(button_sizer, flag=wx.ALIGN_RIGHT) + + self.SetSizer(main_sizer) + + self.VarType = var_type + self.Locations = locations + + # Define Tree item icon list + self.TreeImageList = wx.ImageList(16, 16) + self.TreeImageDict = {} + + # Icons for items + for imgname, itemtype in [ + ("CONFIGURATION", LOCATION_CONFNODE), + ("RESOURCE", LOCATION_MODULE), + ("PROGRAM", LOCATION_GROUP), + ("VAR_INPUT", LOCATION_VAR_INPUT), + ("VAR_OUTPUT", LOCATION_VAR_OUTPUT), + ("VAR_LOCAL", LOCATION_VAR_MEMORY)]: + self.TreeImageDict[itemtype]=self.TreeImageList.Add(wx.Bitmap(os.path.join(CWD, 'Images', '%s.png'%imgname))) + + # Assign icon list to TreeCtrls + self.LocationsTree.SetImageList(self.TreeImageList) + + # Set a options for the choice + for option, filter in GetDirChoiceOptions(): + self.DirChoice.Append(_(option)) + self.DirChoice.SetStringSelection(_("All")) + self.RefreshFilter() + + self.RefreshLocationsTree() + + def RefreshFilter(self): + self.Filter = DIRCHOICE_OPTIONS_FILTER[self.DirChoice.GetStringSelection()] + + def RefreshLocationsTree(self): + root = self.LocationsTree.GetRootItem() + if not root.IsOk(): + root = self.LocationsTree.AddRoot("") + self.GenerateLocationsTreeBranch(root, self.Locations) + + def GenerateLocationsTreeBranch(self, root, locations): + to_delete = [] + item, root_cookie = self.LocationsTree.GetFirstChild(root) + for loc_infos in locations: + infos = loc_infos.copy() + if infos["type"] in [LOCATION_CONFNODE, LOCATION_MODULE, LOCATION_GROUP] or\ + infos["type"] in self.Filter and (infos["IEC_type"] == self.VarType or + infos["IEC_type"] is None and LOCATION_SIZES[self.VarType] == infos["size"]): + children = [child for child in infos.pop("children")] + if not item.IsOk(): + item = self.LocationsTree.AppendItem(root, infos["name"]) + if wx.Platform != '__WXMSW__': + item, root_cookie = self.LocationsTree.GetNextChild(root, root_cookie) + else: + self.LocationsTree.SetItemText(item, infos["name"]) + self.LocationsTree.SetPyData(item, infos) + self.LocationsTree.SetItemImage(item, self.TreeImageDict[infos["type"]]) + self.GenerateLocationsTreeBranch(item, children) + item, root_cookie = self.LocationsTree.GetNextChild(root, root_cookie) + while item.IsOk(): + to_delete.append(item) + item, root_cookie = self.LocationsTree.GetNextChild(root, root_cookie) + for item in to_delete: + self.LocationsTree.Delete(item) + + def OnLocationsTreeItemActivated(self, event): + infos = self.LocationsTree.GetPyData(event.GetItem()) + if infos["type"] not in [LOCATION_CONFNODE, LOCATION_MODULE, LOCATION_GROUP]: + wx.CallAfter(self.EndModal, wx.ID_OK) + event.Skip() + + def OnDirChoice(self, event): + self.RefreshFilter() + self.RefreshLocationsTree() + + def GetValues(self): + selected = self.LocationsTree.GetSelection() + return self.LocationsTree.GetPyData(selected) + + def OnOK(self, event): + selected = self.LocationsTree.GetSelection() + var_infos = None + if selected.IsOk(): + var_infos = self.LocationsTree.GetPyData(selected) + if var_infos is None or var_infos["type"] in [LOCATION_CONFNODE, LOCATION_MODULE, LOCATION_GROUP]: + dialog = wx.MessageDialog(self, _("A location must be selected!"), _("Error"), wx.OK|wx.ICON_ERROR) + dialog.ShowModal() + dialog.Destroy() + else: + self.EndModal(wx.ID_OK)