TextCtrlAutoComplete.py
author greg
Wed, 26 Nov 2008 09:05:04 +0100
changeset 273 d15a20eb2b8b
parent 268 66843376a982
child 295 bc6fc07c3153
permissions -rw-r--r--
Bug with debug mode when displaying code fixed
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'''
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wxPython Custom Widget Collection 20060207
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Written By: Edward Flick (eddy -=at=- cdf-imaging -=dot=- com)
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            Michele Petrazzo (michele -=dot=- petrazzo -=at=- unipex -=dot=- it)
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            Will Sadkin (wsadkin-=at=- nameconnector -=dot=- com)
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Copyright 2006 (c) CDF Inc. ( http://www.cdf-imaging.com )
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Contributed to the wxPython project under the wxPython project's license.
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'''
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import locale, wx, sys, cStringIO
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import  wx.lib.mixins.listctrl  as  listmix
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import cPickle
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from wx import ImageFromStream, BitmapFromImage
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#----------------------------------------------------------------------
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def getSmallUpArrowData():
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    return \
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'\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00\x00\x00\x10\x00\x00\x00\x10\x08\x06\
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\x00\x00\x00\x1f\xf3\xffa\x00\x00\x00\x04sBIT\x08\x08\x08\x08|\x08d\x88\x00\
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\x00\x00<IDAT8\x8dcddbf\xa0\x040Q\xa4{h\x18\xf0\xff\xdf\xdf\xffd\x1b\x00\xd3\
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\x8c\xcf\x10\x9c\x06\xa0k\xc2e\x08m\xc2\x00\x97m\xd8\xc41\x0c \x14h\xe8\xf2\
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\x8c\xa3)q\x10\x18\x00\x00R\xd8#\xec\xb2\xcd\xc1Y\x00\x00\x00\x00IEND\xaeB`\
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\x82'
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def getSmallUpArrowBitmap():
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    return BitmapFromImage(getSmallUpArrowImage())
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def getSmallUpArrowImage():
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    stream = cStringIO.StringIO(getSmallUpArrowData())
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    return ImageFromStream(stream)
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def getSmallDnArrowData():
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    return \
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"\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00\x00\x00\x10\x00\x00\x00\x10\x08\x06\
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\x00\x00\x00\x1f\xf3\xffa\x00\x00\x00\x04sBIT\x08\x08\x08\x08|\x08d\x88\x00\
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\x00\x00HIDAT8\x8dcddbf\xa0\x040Q\xa4{\xd4\x00\x06\x06\x06\x06\x06\x16t\x81\
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\xff\xff\xfe\xfe'\xa4\x89\x91\x89\x99\x11\xa7\x0b\x90%\ti\xc6j\x00>C\xb0\x89\
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\xd3.\x10\xd1m\xc3\xe5*\xbc.\x80i\xc2\x17.\x8c\xa3y\x81\x01\x00\xa1\x0e\x04e\
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?\x84B\xef\x00\x00\x00\x00IEND\xaeB`\x82"
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def getSmallDnArrowBitmap():
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    return BitmapFromImage(getSmallDnArrowImage())
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def getSmallDnArrowImage():
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    stream = cStringIO.StringIO(getSmallDnArrowData())
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    return ImageFromStream(stream)
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#----------------------------------------------------------------------
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class myListCtrl(wx.ListCtrl, listmix.ListCtrlAutoWidthMixin):
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    def __init__(self, parent, ID=-1, pos=wx.DefaultPosition,
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                 size=wx.DefaultSize, style=0):
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        wx.ListCtrl.__init__(self, parent, ID, pos, size, style)
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        listmix.ListCtrlAutoWidthMixin.__init__(self)
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class TextCtrlAutoComplete (wx.TextCtrl, listmix.ColumnSorterMixin ):
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    def __init__ ( self, parent, colNames=None, choices = None,
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                  multiChoices=None, showHead=True, dropDownClick=True,
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                  colFetch=-1, colSearch=0, hideOnNoMatch=True,
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                  selectCallback=None, entryCallback=None, matchFunction=None,
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                  element_path=None, **therest) :
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        '''
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        Constructor works just like wx.TextCtrl except you can pass in a
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        list of choices.  You can also change the choice list at any time
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        by calling setChoices.
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        '''
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        if therest.has_key('style'):
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            therest['style']=wx.TE_PROCESS_ENTER | therest['style']
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        else:
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            therest['style']=wx.TE_PROCESS_ENTER
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        wx.TextCtrl.__init__(self, parent, **therest )
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        #Some variables
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        self._dropDownClick = dropDownClick
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        self._colNames = colNames
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        self._multiChoices = multiChoices
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        self._showHead = showHead
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        self._choices = choices
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        self._lastinsertionpoint = 0
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        self._hideOnNoMatch = hideOnNoMatch
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        self._selectCallback = selectCallback
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        self._entryCallback = entryCallback
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        self._matchFunction = matchFunction
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        self._screenheight = wx.SystemSettings.GetMetric( wx.SYS_SCREEN_Y )
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        self.element_path = element_path
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        #sort variable needed by listmix
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        self.itemDataMap = dict()
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        #widgets
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        self.dropdown = wx.PopupWindow( self )
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        #Control the style
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        flags = wx.LC_REPORT | wx.LC_SINGLE_SEL | wx.LC_SORT_ASCENDING
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        if not (showHead and multiChoices) :
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            flags = flags | wx.LC_NO_HEADER
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        #Create the list and bind the events
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        self.dropdownlistbox = myListCtrl( self.dropdown, style=flags,
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                                 pos=wx.Point( 0, 0) )
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        #initialize the parent
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        if multiChoices: ln = len(multiChoices)
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        else: ln = 1
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        #else: ln = len(choices)
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        listmix.ColumnSorterMixin.__init__(self, ln)
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        #load the data
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        if multiChoices: self.SetMultipleChoices (multiChoices, colSearch=colSearch, colFetch=colFetch)
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        else: self.SetChoices ( choices )
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        #gp = self
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        #while ( gp != None ) :
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        #    gp.Bind ( wx.EVT_MOVE , self.onControlChanged, gp )
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        #    gp.Bind ( wx.EVT_SIZE , self.onControlChanged, gp )
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        #    gp = gp.GetParent()
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        self.Bind( wx.EVT_KILL_FOCUS, self.onControlChanged, self )
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        self.Bind( wx.EVT_TEXT , self.onEnteredText, self )
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        self.Bind( wx.EVT_KEY_DOWN , self.onKeyDown, self )
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        #If need drop down on left click
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        if dropDownClick:
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            self.Bind ( wx.EVT_LEFT_DOWN , self.onClickToggleDown, self )
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            self.Bind ( wx.EVT_LEFT_UP , self.onClickToggleUp, self )
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        self.dropdown.Bind( wx.EVT_LISTBOX , self.onListItemSelected, self.dropdownlistbox )
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        self.dropdownlistbox.Bind(wx.EVT_LEFT_DOWN, self.onListClick)
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        self.dropdownlistbox.Bind(wx.EVT_LEFT_DCLICK, self.onListDClick)
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        self.dropdownlistbox.Bind(wx.EVT_LIST_COL_CLICK, self.onListColClick)
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        self.il = wx.ImageList(16, 16)
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        self.sm_dn = self.il.Add(getSmallDnArrowBitmap())
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        self.sm_up = self.il.Add(getSmallUpArrowBitmap())
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        self.dropdownlistbox.SetImageList(self.il, wx.IMAGE_LIST_SMALL)
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        self._ascending = True
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    #-- methods called from mixin class
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    def GetSortImages(self):
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        return (self.sm_dn, self.sm_up)
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    def GetListCtrl(self):
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        return self.dropdownlistbox
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    # -- event methods
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    def onListClick(self, evt):
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        toSel, flag = self.dropdownlistbox.HitTest( evt.GetPosition() )
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        #no values on poition, return
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        if toSel == -1: return
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        self.dropdownlistbox.Select(toSel)
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    def onListDClick(self, evt):
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        self._setValueFromSelected()
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    def onListColClick(self, evt):
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        col = evt.GetColumn()
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        #reverse the sort
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        if col == self._colSearch:
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            self._ascending = not self._ascending
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        self.SortListItems( evt.GetColumn(), ascending=self._ascending )
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        self._colSearch = evt.GetColumn()
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        evt.Skip()
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    def onEnteredText(self, event):
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        text = event.GetString()
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        if self._entryCallback:
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            self._entryCallback()
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        if not text:
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            # control is empty; hide dropdown if shown:
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            if self.dropdown.IsShown():
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                self._showDropDown(False)
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            event.Skip()
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            return
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        found = False
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        if self._multiChoices:
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            #load the sorted data into the listbox
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            dd = self.dropdownlistbox
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            choices = [dd.GetItem(x, self._colSearch).GetText()
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                for x in xrange(dd.GetItemCount())]
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        else:
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            choices = self._choices
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        for numCh, choice in enumerate(choices):
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            if self._matchFunction and self._matchFunction(text, choice):
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                found = True
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            elif choice.lower().startswith(text.lower()) :
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                found = True
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            if found:
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                self._showDropDown(True)
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                item = self.dropdownlistbox.GetItem(numCh)
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                toSel = item.GetId()
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                self.dropdownlistbox.Select(toSel)
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                break
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        if not found:
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            self.dropdownlistbox.Select(self.dropdownlistbox.GetFirstSelected(), False)
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            if self._hideOnNoMatch:
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                self._showDropDown(False)
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        self._listItemVisible()
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        event.Skip ()
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    def onKeyDown ( self, event ) :
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        """ Do some work when the user press on the keys:
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            up and down: move the cursor
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            left and right: move the search
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        """
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        skip = True
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        sel = self.dropdownlistbox.GetFirstSelected()
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        visible = self.dropdown.IsShown()
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        KC = event.GetKeyCode()
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        if KC == wx.WXK_DOWN :
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            if sel < (self.dropdownlistbox.GetItemCount () - 1) :
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                self.dropdownlistbox.Select ( sel+1 )
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                self._listItemVisible()
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            self._showDropDown ()
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            skip = False
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        elif KC == wx.WXK_UP :
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            if sel > 0 :
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                self.dropdownlistbox.Select ( sel - 1 )
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                self._listItemVisible()
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            self._showDropDown ()
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            skip = False
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        elif KC == wx.WXK_LEFT :
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            if not self._multiChoices: return
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            if self._colSearch > 0:
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                self._colSearch -=1
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            self._showDropDown ()
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        elif KC == wx.WXK_RIGHT:
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            if not self._multiChoices: return
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            if self._colSearch < self.dropdownlistbox.GetColumnCount() -1:
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                self._colSearch += 1
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            self._showDropDown()
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        if visible :
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            if event.GetKeyCode() == wx.WXK_RETURN :
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                self._setValueFromSelected()
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                skip = False
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            if event.GetKeyCode() == wx.WXK_ESCAPE :
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                self._showDropDown( False )
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                skip = False
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        if skip :
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            event.Skip()
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    def onListItemSelected (self, event):
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        self._setValueFromSelected()
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        event.Skip()
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    def onClickToggleDown(self, event):
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        self._lastinsertionpoint = self.GetInsertionPoint()
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        event.Skip ()
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    def onClickToggleUp ( self, event ) :
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        if ( self.GetInsertionPoint() == self._lastinsertionpoint ) :
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            self._showDropDown ( not self.dropdown.IsShown() )
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        event.Skip ()
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    def onControlChanged(self, event):
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        res = self.GetValue()
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        config = wx.ConfigBase.Get()
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        listentries = cPickle.loads(str(config.Read(self.element_path, cPickle.dumps([]))))
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        if len(res) and res not in listentries:
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            config.Write(self.element_path, cPickle.dumps((listentries + [res])[-10:]))
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            config.Flush()
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            self.SetChoices((listentries + [res])[-10:])
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        self._showDropDown( False )
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        event.Skip()
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    # -- Interfaces methods
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    def SetMultipleChoices(self, choices, colSearch=0, colFetch=-1):
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        ''' Set multi-column choice
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        '''
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        self._multiChoices = choices
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        self._choices = None
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        if not isinstance(self._multiChoices, list):
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            self._multiChoices = [ x for x in self._multiChoices]
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        flags = wx.LC_REPORT | wx.LC_SINGLE_SEL | wx.LC_SORT_ASCENDING
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        if not self._showHead:
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            flags |= wx.LC_NO_HEADER
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        self.dropdownlistbox.SetWindowStyleFlag(flags)
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        #prevent errors on "old" systems
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        if sys.version.startswith("2.3"):
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            self._multiChoices.sort(lambda x, y: cmp(x[0].lower(), y[0].lower()))
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        else:
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            self._multiChoices.sort(key=lambda x: locale.strxfrm(x[0]).lower() )
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        self._updateDataList(self._multiChoices)
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        lChoices = len(choices)
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        if lChoices < 2:
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            raise ValueError, "You have to pass me a multi-dimension list"
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        for numCol, rowValues in enumerate(choices[0]):
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            if self._colNames: colName = self._colNames[numCol]
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            else: colName = "Select %i" % numCol
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            self.dropdownlistbox.InsertColumn(numCol, colName)
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        for numRow, valRow in enumerate(choices):
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            for numCol, colVal in enumerate(valRow):
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   323
                if numCol == 0:
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                    index = self.dropdownlistbox.InsertImageStringItem(sys.maxint, colVal, -1)
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                self.dropdownlistbox.SetStringItem(index, numCol, colVal)
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                self.dropdownlistbox.SetItemData(index, numRow)
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        self._setListSize()
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        self._colSearch = colSearch
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        self._colFetch = colFetch
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   331
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    def SetChoices(self, choices):
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   333
        '''
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        Sets the choices available in the popup wx.ListBox.
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        The items will be sorted case insensitively.
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        '''
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        self._choices = choices
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        self._multiChoices = None
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        flags = wx.LC_REPORT | wx.LC_SINGLE_SEL | wx.LC_SORT_ASCENDING | wx.LC_NO_HEADER
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        self.dropdownlistbox.SetWindowStyleFlag(flags)
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        #if not isinstance(choices, list):
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        #    self._choices = [ x for x in choices if len(x)]
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   344
        self._choices = [ x for x in choices if len(x)]
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   345
        #prevent errors on "old" systems
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   346
        if sys.version.startswith("2.3"):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   347
            self._choices.sort(lambda x, y: cmp(x.lower(), y.lower()))
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   348
        else:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   349
            self._choices.sort(key=lambda x: locale.strxfrm(x).lower())
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   350
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   351
        self._updateDataList(self._choices)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   352
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   353
        self.dropdownlistbox.InsertColumn(0, "")
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   354
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   355
        for num, colVal in enumerate(self._choices):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   356
            index = self.dropdownlistbox.InsertImageStringItem(sys.maxint, colVal, -1)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   357
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   358
            self.dropdownlistbox.SetStringItem(index, 0, colVal)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   359
            self.dropdownlistbox.SetItemData(index, num)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   360
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   361
        self._setListSize()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   362
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   363
        # there is only one choice for both search and fetch if setting a single column:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   364
        self._colSearch = 0
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   365
        self._colFetch = -1
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   366
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   367
    def GetChoices(self):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   368
        if self._choices:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   369
            return self._choices
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   370
        else:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   371
            return self._multiChoices
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   372
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   373
    def SetSelectCallback(self, cb=None):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   374
        self._selectCallback = cb
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   375
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   376
    def SetEntryCallback(self, cb=None):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   377
        self._entryCallback = cb
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   378
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   379
    def SetMatchFunction(self, mf=None):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   380
        self._matchFunction = mf
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   381
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   382
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   383
    #-- Internal methods
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   384
    def _setValueFromSelected( self ) :
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   385
         '''
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   386
         Sets the wx.TextCtrl value from the selected wx.ListCtrl item.
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   387
         Will do nothing if no item is selected in the wx.ListCtrl.
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   388
         '''
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   389
         sel = self.dropdownlistbox.GetFirstSelected()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   390
         if sel > -1:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   391
            if self._colFetch != -1: col = self._colFetch
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   392
            else: col = self._colSearch
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   393
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   394
            itemtext = self.dropdownlistbox.GetItem(sel, col).GetText()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   395
            if self._selectCallback:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   396
                dd = self.dropdownlistbox
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   397
                values = [dd.GetItem(sel, x).GetText()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   398
                    for x in xrange(dd.GetColumnCount())]
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   399
                self._selectCallback( values )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   400
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   401
            self.SetValue (itemtext)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   402
            self.SetInsertionPointEnd ()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   403
            self.SetSelection ( -1, -1 )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   404
            self._showDropDown ( False )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   405
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   406
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   407
    def _showDropDown ( self, show = True ) :
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   408
        '''
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   409
        Either display the drop down list (show = True) or hide it (show = False).
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   410
        '''
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   411
        if show :
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   412
            size = self.dropdown.GetSize()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   413
            width, height = self . GetSizeTuple()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   414
            x, y = self . ClientToScreenXY ( 0, height )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   415
            if size.GetWidth() != width :
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   416
                size.SetWidth(width)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   417
                self.dropdown.SetSize(size)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   418
                self.dropdownlistbox.SetSize(self.dropdown.GetClientSize())
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   419
            if (y + size.GetHeight()) < self._screenheight :
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   420
                self.dropdown . SetPosition ( wx.Point(x, y) )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   421
            else:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   422
                self.dropdown . SetPosition ( wx.Point(x, y - height - size.GetHeight()) )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   423
        self.dropdown.Show ( show )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   424
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   425
    def _listItemVisible( self ) :
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   426
        '''
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   427
        Moves the selected item to the top of the list ensuring it is always visible.
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   428
        '''
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   429
        toSel =  self.dropdownlistbox.GetFirstSelected ()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   430
        if toSel == -1: return
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   431
        self.dropdownlistbox.EnsureVisible( toSel )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   432
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   433
    def _updateDataList(self, choices):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   434
        #delete, if need, all the previous data
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   435
        if self.dropdownlistbox.GetColumnCount() != 0:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   436
            self.dropdownlistbox.DeleteAllColumns()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   437
            self.dropdownlistbox.DeleteAllItems()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   438
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   439
        #and update the dict
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   440
        if choices:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   441
            for numVal, data in enumerate(choices):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   442
                self.itemDataMap[numVal] = data
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   443
        else:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   444
            numVal = 0
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   445
        self.SetColumnCount(numVal)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   446
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   447
    def _setListSize(self):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   448
        if self._multiChoices:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   449
            choices = self._multiChoices
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   450
        else:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   451
            choices = self._choices
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   452
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   453
        longest = 0
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   454
        for choice in choices :
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   455
            longest = max(len(choice), longest)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   456
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   457
        longest += 3
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   458
        itemcount = min( len( choices ) , 7 ) + 2
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   459
        charheight = self.dropdownlistbox.GetCharHeight()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   460
        charwidth = self.dropdownlistbox.GetCharWidth()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   461
        self.popupsize = wx.Size( charwidth*longest, charheight*itemcount )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   462
        self.dropdownlistbox.SetSize ( self.popupsize )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   463
        self.dropdown.SetClientSize( self.popupsize )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   464
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   465
    
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   466
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   467
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   468
class test:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   469
    def __init__(self):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   470
        args = dict()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   471
        if 1:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   472
            args["colNames"] = ("col1", "col2")
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   473
            args["multiChoices"] = [ ("Zoey","WOW"), ("Alpha", "wxPython"),
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   474
                                    ("Ceda","Is"), ("Beta", "fantastic"),
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   475
                                    ("zoebob", "!!")]
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   476
            args["colFetch"] = 1
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   477
        else:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   478
            args["choices"] = ["123", "cs", "cds", "Bob","Marley","Alpha"]
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   479
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   480
        args["selectCallback"] = self.selectCallback
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   481
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   482
        self.dynamic_choices = [
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   483
                        'aardvark', 'abandon', 'acorn', 'acute', 'adore',
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   484
                        'aegis', 'ascertain', 'asteroid',
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   485
                        'beautiful', 'bold', 'classic',
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   486
                        'daring', 'dazzling', 'debonair', 'definitive',
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   487
                        'effective', 'elegant',
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   488
                        'http://python.org', 'http://www.google.com',
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   489
                        'fabulous', 'fantastic', 'friendly', 'forgiving', 'feature',
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   490
                        'sage', 'scarlet', 'scenic', 'seaside', 'showpiece', 'spiffy',
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   491
                        'www.wxPython.org', 'www.osafoundation.org'
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   492
                        ]
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   493
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   494
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   495
        app = wx.PySimpleApp()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   496
        frm = wx.Frame(None,-1,"Test",style=wx.TAB_TRAVERSAL|wx.DEFAULT_FRAME_STYLE)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   497
        panel = wx.Panel(frm)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   498
        sizer = wx.BoxSizer(wx.VERTICAL)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   499
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   500
        self._ctrl = TextCtrlAutoComplete(panel, **args)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   501
        but = wx.Button(panel,label="Set other multi-choice")
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   502
        but.Bind(wx.EVT_BUTTON, self.onBtMultiChoice)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   503
        but2 = wx.Button(panel,label="Set other one-colum choice")
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   504
        but2.Bind(wx.EVT_BUTTON, self.onBtChangeChoice)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   505
        but3 = wx.Button(panel,label="Set the starting choices")
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   506
        but3.Bind(wx.EVT_BUTTON, self.onBtStartChoices)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   507
        but4 = wx.Button(panel,label="Enable dynamic choices")
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   508
        but4.Bind(wx.EVT_BUTTON, self.onBtDynamicChoices)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   509
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   510
        sizer.Add(but, 0, wx.ADJUST_MINSIZE, 0)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   511
        sizer.Add(but2, 0, wx.ADJUST_MINSIZE, 0)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   512
        sizer.Add(but3, 0, wx.ADJUST_MINSIZE, 0)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   513
        sizer.Add(but4, 0, wx.ADJUST_MINSIZE, 0)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   514
        sizer.Add(self._ctrl, 0, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   515
        panel.SetAutoLayout(True)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   516
        panel.SetSizer(sizer)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   517
        sizer.Fit(panel)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   518
        sizer.SetSizeHints(panel)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   519
        panel.Layout()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   520
        app.SetTopWindow(frm)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   521
        frm.Show()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   522
        but.SetFocus()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   523
        app.MainLoop()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   524
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   525
    def onBtChangeChoice(self, event):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   526
        #change the choices
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   527
        self._ctrl.SetChoices(["123", "cs", "cds", "Bob","Marley","Alpha"])
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   528
        self._ctrl.SetEntryCallback(None)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   529
        self._ctrl.SetMatchFunction(None)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   530
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   531
    def onBtMultiChoice(self, event):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   532
        #change the choices
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   533
        self._ctrl.SetMultipleChoices( [ ("Test","Hello"), ("Other word","World"),
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   534
                                        ("Yes!","it work?") ], colFetch = 1 )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   535
        self._ctrl.SetEntryCallback(None)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   536
        self._ctrl.SetMatchFunction(None)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   537
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   538
    def onBtStartChoices(self, event):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   539
        #change the choices
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   540
        self._ctrl.SetMultipleChoices( [ ("Zoey","WOW"), ("Alpha", "wxPython"),
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   541
                                    ("Ceda","Is"), ("Beta", "fantastic"),
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   542
                                    ("zoebob", "!!")], colFetch = 1 )
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   543
        self._ctrl.SetEntryCallback(None)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   544
        self._ctrl.SetMatchFunction(None)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   545
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   546
    def onBtDynamicChoices(self, event):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   547
        '''
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   548
        Demonstrate dynamic adjustment of the auto-complete list, based on what's
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   549
        been typed so far:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   550
        '''
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   551
        self._ctrl.SetChoices(self.dynamic_choices)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   552
        self._ctrl.SetEntryCallback(self.setDynamicChoices)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   553
        self._ctrl.SetMatchFunction(self.match)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   554
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   555
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   556
    def match(self, text, choice):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   557
        '''
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   558
        Demonstrate "smart" matching feature, by ignoring http:// and www. when doing
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   559
        matches.
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   560
        '''
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   561
        t = text.lower()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   562
        c = choice.lower()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   563
        if c.startswith(t): return True
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   564
        if c.startswith(r'http://'): c = c[7:]
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   565
        if c.startswith(t): return True
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   566
        if c.startswith('www.'): c = c[4:]
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   567
        return c.startswith(t)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   568
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   569
    def setDynamicChoices(self):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   570
        ctrl = self._ctrl
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   571
        text = ctrl.GetValue().lower()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   572
        current_choices = ctrl.GetChoices()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   573
        choices = [choice for choice in self.dynamic_choices if self.match(text, choice)]
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   574
        if choices != current_choices:
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   575
            ctrl.SetChoices(choices)
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   576
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   577
    def selectCallback(self, values):
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   578
        """ Simply function that receive the row values when the
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   579
            user select an item
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   580
        """
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   581
        print "Select Callback called...:",  values
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   582
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   583
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   584
if __name__ == "__main__":
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   585
    test()
66843376a982 add autocomplete support for beremiz's textctrl
greg
parents:
diff changeset
   586