Lib/idlelib/configDialog.py

##---------------------------------------------------------------------------##
##
## idle - configuration dialog 
## elguavas
## 
##---------------------------------------------------------------------------##
"""
configuration dialog
"""
from Tkinter import *
import tkMessageBox, tkColorChooser, tkFont

from configHandler import idleConf
from dynOptionMenuWidget import DynOptionMenu

class ConfigDialog(Toplevel):
    """
    configuration dialog for idle
    """ 
    def __init__(self,parent,title,configDict):
        """
        configDict - dictionary of configuration items
        """
        Toplevel.__init__(self, parent)
        self.configure(borderwidth=5)
        self.geometry("+%d+%d" % (parent.winfo_rootx()+20,
                parent.winfo_rooty()+30))
        #self.LoadConfig()

        self.CreateWidgets()
        self.resizable(height=FALSE,width=FALSE)
        self.ChangePage()
        self.transient(parent)
        self.grab_set()
        self.protocol("WM_DELETE_WINDOW", self.Cancel)
        self.parent = parent
        self.framePages.focus_set()
        #key bindings for this dialog
        self.bind('<Escape>',self.CancelBinding) #dismiss dialog, no save
        self.bind('<Alt-a>',self.ApplyBinding) #apply changes, save
        self.bind('<F1>',self.HelpBinding) #context help
        self.bind('<Alt-f>',self.ChangePageBinding)
        self.bind('<Alt-h>',self.ChangePageBinding)
        self.bind('<Alt-k>',self.ChangePageBinding)
        self.bind('<Alt-g>',self.ChangePageBinding)
        #self.LoadOptMenuHighlightTarget()
        
        self.LoadConfigs()
        
        self.wait_window()
        
    def Cancel(self):
        self.destroy()

    def Ok(self):
        pass

    def Apply(self):
        pass

    def Help(self):
        pass

    def CancelBinding(self,event):
        self.Cancel()
    
    def OkBinding(self,event):
        self.Ok()
    
    def ApplyBinding(self,event):
        self.Apply()
    
    def HelpBinding(self,event):
        self.Help()
    
    def ChangePage(self):
        #pop up the active 'tab' only
        for button in self.pageButtons: button.master.config(relief=RIDGE)
        self.pageButtons[self.pageNum.get()].master.config(relief=RAISED)
        #switch page
        self.pages[self.pageNum.get()].lift()
        self.title('Settings - '+
                self.pageButtons[self.pageNum.get()].cget('text'))

    def ChangePageBinding(self,event):
        pageKeys=('f','h','k','g')
        pos=0
        for key in pageKeys:
            if event.char == key:
                self.pageNum.set(pos)
                self.ChangePage()
                return
            pos=pos+1
    
    def SetThemeType(self):
        if self.themeType.get()==0:
            self.optMenuThemeBuiltin.config(state=NORMAL)
            self.optMenuThemeCustom.config(state=DISABLED)
            self.buttonDeleteCustomTheme.config(state=DISABLED)
        elif self.themeType.get()==1:
            self.optMenuThemeBuiltin.config(state=DISABLED)
            self.optMenuThemeCustom.config(state=NORMAL)
            self.buttonDeleteCustomTheme.config(state=NORMAL)

    def SetKeysType(self):
        if self.keysType.get()==0:
            self.optMenuKeysBuiltin.config(state=NORMAL)
            self.optMenuKeysCustom.config(state=DISABLED)
            self.buttonDeleteCustomKeys.config(state=DISABLED)
        elif self.keysType.get()==1:
            self.optMenuKeysBuiltin.config(state=DISABLED)
            self.optMenuKeysCustom.config(state=NORMAL)
            self.buttonDeleteCustomKeys.config(state=NORMAL)
    
    def SetFgBg(self):
        if self.fgHilite.get()==0:
            self.labelFontTypeTitle.config(state=DISABLED)
            self.checkFontBold.config(state=DISABLED)
            self.checkFontItalic.config(state=DISABLED)
        elif self.fgHilite.get()==1:
            self.labelFontTypeTitle.config(state=NORMAL)
            self.checkFontBold.config(state=NORMAL)
            self.checkFontItalic.config(state=NORMAL)
    
    def GetColour(self):
        rgbTuplet, colourString = tkColorChooser.askcolor(parent=self,
                title='Pick new colour for : '+self.highlightTarget.get(),
                initialcolor=self.workingTestColours['Foo-Bg'])#._root()
        if colourString: #user didn't cancel
            self.workingTestColours['Foo-Bg']=colourString
            self.frameColourSet.config(bg=self.workingTestColours['Foo-Bg'])
            self.labelTestSample.config(bg=self.workingTestColours['Foo-Bg'])
            self.frameHighlightSample.config(bg=self.workingTestColours['Foo-Bg'])
            self.frameColourSet.update() #redraw after dialog
            self.frameHighlightSample.update() #redraw after dialog
            self.labelTestSample.update()

    def SetFontSampleBinding(self,event):
        self.SetFontSample()
        
    def SetFontSample(self):
        self.editFont.config(size=self.fontSize.get(),weight=NORMAL,
            family=self.listFontName.get(self.listFontName.curselection()[0]))

    def SetHighlightTargetBinding(self,event):
        self.SetHighlightTarget()
        
    def SetHighlightTarget(self):
        if self.highlightTarget.get() in ('Cursor','Error Background'): 
            #only bg colour selection is possible
            self.radioFg.config(state=DISABLED)
            self.radioBg.config(state=DISABLED)
            self.fgHilite.set(0)
            self.SetFgBg()
        elif self.highlightTarget.get() in ('Shell Foreground',
                'Shell Stdout Foreground','Shell Stderr Foreground'):
            #fg and font style selection possible
            self.radioFg.config(state=DISABLED)
            self.radioBg.config(state=DISABLED)
            self.fgHilite.set(1)
            self.SetFgBg()
        else: #full fg/bg and font style selection possible
            self.radioFg.config(state=NORMAL)
            self.radioBg.config(state=NORMAL)
            self.fgHilite.set(1) #default to setting foreground properties
            self.SetFgBg()
    
    def CreateWidgets(self):
        self.framePages = Frame(self)
        frameActionButtons = Frame(self)
        framePageButtons = Frame(self.framePages)
        #action buttons
        self.buttonHelp = Button(frameActionButtons,text='Help',
                command=self.Help,takefocus=FALSE)
        self.buttonOk = Button(frameActionButtons,text='Ok',
                command=self.Ok,takefocus=FALSE)
        self.buttonApply = Button(frameActionButtons,text='Apply',
                command=self.Apply,underline=0,takefocus=FALSE)
        self.buttonCancel = Button(frameActionButtons,text='Cancel',
                command=self.Cancel,takefocus=FALSE)
        #page buttons
        self.pageNum=IntVar()
        self.pageNum.set(0)
        pageButtonNames=('Fonts/Tabs','Highlighting','Keys','General')
        self.pageButtons=[]
        buttonValue=0
        buttonSelColour=framePageButtons.cget('bg')
        for name in pageButtonNames:
            buttonFrame=Frame(framePageButtons,borderwidth=2,relief=RIDGE)
            buttonFrame.pack(side=LEFT)
            button = Radiobutton(buttonFrame,command=self.ChangePage,
                value=buttonValue,padx=5,pady=5,takefocus=FALSE,underline=0,
                indicatoron=FALSE,highlightthickness=0,variable=self.pageNum,
                selectcolor=buttonSelColour,borderwidth=0,text=name)
            button.pack()
            button.lift()
            self.pageButtons.append(button)
            buttonValue=buttonValue+1
        #pages
        self.pages=(self.CreatePageFontTab(),
                    self.CreatePageHighlight(),
                    self.CreatePageKeys(),
                    self.CreatePageGeneral())

        #grid in framePages so we can overlap pages
        framePageButtons.grid(row=0,column=0,sticky=NSEW)
        for page in self.pages: page.grid(row=1,column=0,sticky=(N,S,E,W))
        
        self.buttonHelp.pack(side=RIGHT,padx=5,pady=5)
        self.buttonOk.pack(side=LEFT,padx=5,pady=5)
        self.buttonApply.pack(side=LEFT,padx=5,pady=5)
        self.buttonCancel.pack(side=LEFT,padx=5,pady=5)
        frameActionButtons.pack(side=BOTTOM)
        self.framePages.pack(side=TOP,expand=TRUE,fill=BOTH)
        
    def CreatePageFontTab(self):
        #tkVars
        self.fontSize=StringVar()
        self.spaceNum=IntVar()
        self.tabCols=IntVar()
        self.indentType=IntVar() 
        self.editFont=tkFont.Font(self,('courier',12,'normal'))
        ##widget creation
        #body frame
        frame=Frame(self.framePages,borderwidth=2,relief=RAISED)
        #body section frames
        frameFont=Frame(frame,borderwidth=2,relief=GROOVE)
        frameIndent=Frame(frame,borderwidth=2,relief=GROOVE)
        #frameFont
        labelFontTitle=Label(frameFont,text='Set Base Editor Font')
        frameFontName=Frame(frameFont)
        frameFontSize=Frame(frameFontName)
        labelFontNameTitle=Label(frameFontName,justify=LEFT,
                text='Font :')
        self.listFontName=Listbox(frameFontName,height=5,takefocus=FALSE,
                exportselection=FALSE)
        self.listFontName.bind('<<ListboxSelect>>',self.SetFontSampleBinding)
        scrollFont=Scrollbar(frameFontName)
        scrollFont.config(command=self.listFontName.yview)
        self.listFontName.config(yscrollcommand=scrollFont.set)
        labelFontSizeTitle=Label(frameFontSize,text='Size :')
        self.optMenuFontSize=DynOptionMenu(frameFontSize,self.fontSize,None,
            command=self.SetFontSampleBinding)
        frameFontSample=Frame(frameFont,relief=SOLID,borderwidth=1)
        self.labelFontSample=Label(frameFontSample,
                text='AaBbCcDdEe\nFfGgHhIiJjK\n1234567890\n#:+=(){}[]',
                justify=LEFT,font=self.editFont)
        #frameIndent
        labelIndentTitle=Label(frameIndent,text='Set Indentation Defaults')
        frameIndentType=Frame(frameIndent)
        frameIndentSize=Frame(frameIndent)
        labelIndentTypeTitle=Label(frameIndentType,
                text='Choose indentation type :')
        radioUseSpaces=Radiobutton(frameIndentType,variable=self.indentType,
            value=1,text='Tab key inserts spaces')
        radioUseTabs=Radiobutton(frameIndentType,variable=self.indentType,
            value=0,text='Tab key inserts tabs')
        labelIndentSizeTitle=Label(frameIndentSize,
                text='Choose indentation size :')
        labelSpaceNumTitle=Label(frameIndentSize,justify=LEFT,
                text='when tab key inserts spaces,\nspaces per tab')
        self.scaleSpaceNum=Scale(frameIndentSize,variable=self.spaceNum,
                orient='horizontal',tickinterval=2,from_=2,to=8)
        labeltabColsTitle=Label(frameIndentSize,justify=LEFT,
                text='when tab key inserts tabs,\ncolumns per tab')
        self.scaleTabCols=Scale(frameIndentSize,variable=self.tabCols,
                orient='horizontal',tickinterval=2,from_=2,to=8)
        
        #widget packing
        #body
        frameFont.pack(side=LEFT,padx=5,pady=10,expand=TRUE,fill=BOTH)
        frameIndent.pack(side=LEFT,padx=5,pady=10,fill=Y)
        #frameFont
        labelFontTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        frameFontName.pack(side=TOP,padx=5,pady=5)
        frameFontSize.pack(side=RIGHT,anchor=N,fill=X)
        labelFontNameTitle.pack(side=TOP,anchor=W)
        self.listFontName.pack(side=LEFT,fill=Y)
        scrollFont.pack(side=LEFT,fill=Y)
        labelFontSizeTitle.pack(side=TOP,anchor=W)
        self.optMenuFontSize.pack(side=TOP,anchor=W,fill=X)
        frameFontSample.pack(side=TOP,padx=5,pady=5,expand=TRUE,fill=BOTH)
        self.labelFontSample.pack(expand=TRUE,fill=BOTH)
        #frameIndent
        labelIndentTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        frameIndentType.pack(side=TOP,padx=5,fill=X)
        frameIndentSize.pack(side=TOP,padx=5,pady=5,fill=BOTH)
        labelIndentTypeTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        radioUseSpaces.pack(side=TOP,anchor=W,padx=5)
        radioUseTabs.pack(side=TOP,anchor=W,padx=5)
        labelIndentSizeTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        labelSpaceNumTitle.pack(side=TOP,anchor=W,padx=5)
        self.scaleSpaceNum.pack(side=TOP,padx=5,fill=X)
        labeltabColsTitle.pack(side=TOP,anchor=W,padx=5)
        self.scaleTabCols.pack(side=TOP,padx=5,fill=X)
        return frame

    def CreatePageHighlight(self):
        #tkVars
        self.highlightTarget=StringVar()
        self.builtinTheme=StringVar()
        self.customTheme=StringVar()
        self.fgHilite=IntVar()
        self.colour=StringVar()
        self.fontName=StringVar()
        self.fontBold=StringVar()
        self.fontItalic=StringVar()
        self.themeType=IntVar() 
        ##widget creation
        #body frame
        frame=Frame(self.framePages,borderwidth=2,relief=RAISED)
        #body section frames
        frameCustom=Frame(frame,borderwidth=2,relief=GROOVE)
        frameTheme=Frame(frame,borderwidth=2,relief=GROOVE)
        #frameCustom
        self.frameHighlightTarget=Frame(frameCustom)
        self.frameHighlightSample=Frame(frameCustom,relief=SOLID,
                borderwidth=1,cursor='hand2')
        frameSet=Frame(frameCustom)
        self.frameColourSet=Frame(frameSet,relief=SOLID,borderwidth=1)
        frameFgBg=Frame(frameCustom)
        frameFontSet=Frame(frameSet)
        labelCustomTitle=Label(frameCustom,text='Set Custom Highlighting')
        labelTargetTitle=Label(self.frameHighlightTarget,text='for : ')
        self.optMenuHighlightTarget=DynOptionMenu(self.frameHighlightTarget,
            self.highlightTarget,None,command=self.SetHighlightTargetBinding)
        self.radioFg=Radiobutton(frameFgBg,variable=self.fgHilite,
            value=1,command=self.SetFgBg,text='Foreground')
        self.radioBg=Radiobutton(frameFgBg,variable=self.fgHilite,
            value=0,command=self.SetFgBg,text='Background')
        self.fgHilite.set(1)
        buttonSetColour=Button(self.frameColourSet,text='Choose Colour',
                command=self.GetColour)
        self.labelFontTypeTitle=Label(frameFontSet,text='Font Style :')
        self.checkFontBold=Checkbutton(frameFontSet,variable=self.fontBold,
            onvalue='Bold',offvalue='',text='Bold')
        self.checkFontItalic=Checkbutton(frameFontSet,variable=self.fontItalic,
            onvalue='Italic',offvalue='',text='Italic')
        self.labelTestSample=Label(self.frameHighlightSample,justify=LEFT,font=('courier',12,''),
            text='#when finished, this\n#sample area will\n#be interactive\n'+
            'def Ahem(foo,bar):\n    '+
            '"""'+'doc hazard'+'"""'+
            '\n    test=foo\n    text=bar\n    return')        
        buttonSaveCustomTheme=Button(frameCustom, 
            text='Save as a Custom Theme')
        #frameTheme
        #frameDivider=Frame(frameTheme,relief=SUNKEN,borderwidth=1,
        #    width=2,height=10)
        labelThemeTitle=Label(frameTheme,text='Select a Highlighting Theme')
        labelTypeTitle=Label(frameTheme,text='Select : ')
        self.radioThemeBuiltin=Radiobutton(frameTheme,variable=self.themeType,
            value=0,command=self.SetThemeType,text='a Built-in Theme')
        self.radioThemeCustom=Radiobutton(frameTheme,variable=self.themeType,
            value=1,command=self.SetThemeType,text='a Custom Theme')
        self.optMenuThemeBuiltin=DynOptionMenu(frameTheme,
            self.builtinTheme,None,command=None)
        self.optMenuThemeCustom=DynOptionMenu(frameTheme,
            self.customTheme,None,command=None)
 #       self.themeType.set(0)
        self.buttonDeleteCustomTheme=Button(frameTheme,text='Delete Custom Theme')
 #       self.SetThemeType()
        ##widget packing
        #body
        frameCustom.pack(side=LEFT,padx=5,pady=10,expand=TRUE,fill=BOTH)
        frameTheme.pack(side=LEFT,padx=5,pady=10,fill=Y)
        #frameCustom
        labelCustomTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        self.frameHighlightTarget.pack(side=TOP,padx=5,pady=5,fill=X)
        frameFgBg.pack(side=TOP,padx=5,pady=0)
        self.frameHighlightSample.pack(side=TOP,padx=5,pady=5,expand=TRUE,fill=BOTH)
        frameSet.pack(side=TOP,fill=X)
        self.frameColourSet.pack(side=LEFT,padx=5,pady=5,fill=BOTH)
        frameFontSet.pack(side=RIGHT,padx=5,pady=5,anchor=W)
        labelTargetTitle.pack(side=LEFT,anchor=E)
        self.optMenuHighlightTarget.pack(side=RIGHT,anchor=W,expand=TRUE,fill=X)
        self.radioFg.pack(side=LEFT,anchor=E)
        self.radioBg.pack(side=RIGHT,anchor=W)
        buttonSetColour.pack(expand=TRUE,fill=BOTH,padx=10,pady=10)
        self.labelFontTypeTitle.pack(side=TOP,anchor=W)
        self.checkFontBold.pack(side=LEFT,anchor=W,pady=2)
        self.checkFontItalic.pack(side=RIGHT,anchor=W)
        self.labelTestSample.pack(anchor=CENTER,expand=TRUE,fill=BOTH)
        buttonSaveCustomTheme.pack(side=BOTTOM,fill=X,padx=5,pady=5)        
        #frameTheme
        #frameDivider.pack(side=LEFT,fill=Y,padx=5,pady=5)
        labelThemeTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        labelTypeTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        self.radioThemeBuiltin.pack(side=TOP,anchor=W,padx=5)
        self.radioThemeCustom.pack(side=TOP,anchor=W,padx=5,pady=2)
        self.optMenuThemeBuiltin.pack(side=TOP,fill=X,padx=5,pady=5)
        self.optMenuThemeCustom.pack(side=TOP,fill=X,anchor=W,padx=5,pady=5)
        self.buttonDeleteCustomTheme.pack(side=TOP,fill=X,padx=5,pady=5)
        return frame

    def CreatePageKeys(self):
        #tkVars
        self.bindingTarget=StringVar()
        self.builtinKeys=StringVar()
        self.customKeys=StringVar()
        self.keyChars=StringVar()
        self.keyCtrl=StringVar()
        self.keyAlt=StringVar()
        self.keyShift=StringVar()
        self.keysType=IntVar() 
        ##widget creation
        #body frame
        frame=Frame(self.framePages,borderwidth=2,relief=RAISED)
        #body section frames
        frameCustom=Frame(frame,borderwidth=2,relief=GROOVE)
        frameKeySets=Frame(frame,borderwidth=2,relief=GROOVE)
        #frameCustom
        frameTarget=Frame(frameCustom)
        frameSet=Frame(frameCustom)
        labelCustomTitle=Label(frameCustom,text='Set Custom Key Bindings')
        labelTargetTitle=Label(frameTarget,text='Action')
        scrollTarget=Scrollbar(frameTarget)
        listTarget=Listbox(frameTarget)
        scrollTarget.config(command=listTarget.yview)
        listTarget.config(yscrollcommand=scrollTarget.set)
        labelKeyBindTitle=Label(frameSet,text='Binding')
        labelModifierTitle=Label(frameSet,text='Modifier:')
        checkCtrl=Checkbutton(frameSet,text='Ctrl')
        checkAlt=Checkbutton(frameSet,text='Alt')
        checkShift=Checkbutton(frameSet,text='Shift')
        labelKeyEntryTitle=Label(frameSet,text='Key:')        
        entryKey=Entry(frameSet,width=4)
        buttonSaveCustomKeys=Button(frameCustom,text='Save as a Custom Key Set')
        #frameKeySets
        labelKeysTitle=Label(frameKeySets,text='Select a Key Set')
        labelTypeTitle=Label(frameKeySets,text='Select : ')
        self.radioKeysBuiltin=Radiobutton(frameKeySets,variable=self.keysType,
            value=0,command=self.SetKeysType,text='a Built-in Key Set')
        self.radioKeysCustom=Radiobutton(frameKeySets,variable=self.keysType,
            value=1,command=self.SetKeysType,text='a Custom Key Set')
        self.optMenuKeysBuiltin=DynOptionMenu(frameKeySets,
            self.builtinKeys,None,command=None)
        self.optMenuKeysCustom=DynOptionMenu(frameKeySets,
            self.customKeys,None,command=None)
        self.buttonDeleteCustomKeys=Button(frameKeySets,text='Delete Custom Key Set')
#         self.SetKeysType()
        ##widget packing
        #body
        frameCustom.pack(side=LEFT,padx=5,pady=5,expand=TRUE,fill=BOTH)
        frameKeySets.pack(side=LEFT,padx=5,pady=5,fill=Y)
        #frameCustom
        labelCustomTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        buttonSaveCustomKeys.pack(side=BOTTOM,fill=X,padx=5,pady=5)        
        frameTarget.pack(side=LEFT,padx=5,pady=5,fill=Y)
        frameSet.pack(side=LEFT,padx=5,pady=5,fill=Y)
        labelTargetTitle.pack(side=TOP,anchor=W)
        scrollTarget.pack(side=RIGHT,anchor=W,fill=Y)
        listTarget.pack(side=TOP,anchor=W,expand=TRUE,fill=BOTH)
        labelKeyBindTitle.pack(side=TOP,anchor=W)
        labelModifierTitle.pack(side=TOP,anchor=W,pady=5)
        checkCtrl.pack(side=TOP,anchor=W)
        checkAlt.pack(side=TOP,anchor=W,pady=2)
        checkShift.pack(side=TOP,anchor=W)
        labelKeyEntryTitle.pack(side=TOP,anchor=W,pady=5)
        entryKey.pack(side=TOP,anchor=W)
        #frameKeySets
        labelKeysTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        labelTypeTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        self.radioKeysBuiltin.pack(side=TOP,anchor=W,padx=5)
        self.radioKeysCustom.pack(side=TOP,anchor=W,padx=5,pady=2)
        self.optMenuKeysBuiltin.pack(side=TOP,fill=X,padx=5,pady=5)
        self.optMenuKeysCustom.pack(side=TOP,fill=X,anchor=W,padx=5,pady=5)
        self.buttonDeleteCustomKeys.pack(side=TOP,fill=X,padx=5,pady=5)
        return frame

    def CreatePageGeneral(self):
        #tkVars        
        self.runType=IntVar()       
        self.winWidth=StringVar()       
        self.winHeight=StringVar()
        self.extState=IntVar()       
        #widget creation
        #body
        frame=Frame(self.framePages,borderwidth=2,relief=RAISED)
        #body section frames        
        frameRun=Frame(frame,borderwidth=2,relief=GROOVE)
        frameWinSize=Frame(frame,borderwidth=2,relief=GROOVE)
        frameExt=Frame(frame,borderwidth=2,relief=GROOVE)
        #frameRun
        labelRunTitle=Label(frameRun,text='Run Preferences')
        labelRunChoiceTitle=Label(frameRun,text='Run code : ')
        radioRunInternal=Radiobutton(frameRun,variable=self.runType,
            value=0,command=self.SetKeysType,text="in IDLE's Process")
        radioRunSeparate=Radiobutton(frameRun,variable=self.runType,
            value=1,command=self.SetKeysType,text='in a Separate Process')
        #frameWinSize
        labelWinSizeTitle=Label(frameWinSize,text='Initial Window Size')
        buttonWinSizeSet=Button(frameWinSize,text='Set to current window size')
        labelWinWidthTitle=Label(frameWinSize,text='Width')
        entryWinWidth=Entry(frameWinSize,textvariable=self.winWidth,
                width=3)
        labelWinHeightTitle=Label(frameWinSize,text='Height')
        entryWinHeight=Entry(frameWinSize,textvariable=self.winHeight,
                width=3)
        #frameExt
        frameExtList=Frame(frameExt)
        frameExtSet=Frame(frameExt)
        labelExtTitle=Label(frameExt,text='Configure IDLE Extensions')
        labelExtListTitle=Label(frameExtList,text='Extension')
        scrollExtList=Scrollbar(frameExtList)
        listExt=Listbox(frameExtList,height=5)
        scrollExtList.config(command=listExt.yview)
        listExt.config(yscrollcommand=scrollExtList.set)
        labelExtSetTitle=Label(frameExtSet,text='Settings')
        radioEnableExt=Radiobutton(frameExtSet,variable=self.extState,
            value=1,text="enable")
        radioDisableExt=Radiobutton(frameExtSet,variable=self.extState,
            value=0,text="disable")
        self.extState.set(1)
        buttonExtConfig=Button(frameExtSet,text='Configure')
        
        #widget packing
        #body
        frameRun.pack(side=TOP,padx=5,pady=5,fill=X)
        frameWinSize.pack(side=TOP,padx=5,pady=5,fill=X)
        frameExt.pack(side=TOP,padx=5,pady=5,expand=TRUE,fill=BOTH)
        #frameRun
        labelRunTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        labelRunChoiceTitle.pack(side=LEFT,anchor=W,padx=5,pady=5)
        radioRunInternal.pack(side=LEFT,anchor=W,padx=5,pady=5)
        radioRunSeparate.pack(side=LEFT,anchor=W,padx=5,pady=5)     
        #frameWinSize
        labelWinSizeTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        buttonWinSizeSet.pack(side=LEFT,anchor=W,padx=5,pady=5)
        labelWinWidthTitle.pack(side=LEFT,anchor=W,padx=5,pady=5)
        entryWinWidth.pack(side=LEFT,anchor=W,padx=5,pady=5)
        labelWinHeightTitle.pack(side=LEFT,anchor=W,padx=5,pady=5)
        entryWinHeight.pack(side=LEFT,anchor=W,padx=5,pady=5)
        #frameExt
        labelExtTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
        frameExtSet.pack(side=RIGHT,padx=5,pady=5,fill=Y)
        frameExtList.pack(side=RIGHT,padx=5,pady=5,expand=TRUE,fill=BOTH)
        labelExtListTitle.pack(side=TOP,anchor=W)
        scrollExtList.pack(side=RIGHT,anchor=W,fill=Y)
        listExt.pack(side=LEFT,anchor=E,expand=TRUE,fill=BOTH)
        labelExtSetTitle.pack(side=TOP,anchor=W)
        radioEnableExt.pack(side=TOP,anchor=W)
        radioDisableExt.pack(side=TOP,anchor=W)
        buttonExtConfig.pack(side=TOP,anchor=W,pady=5)

        return frame

    def LoadFontCfg(self):
        ##base editor font selection list
        fonts=list(tkFont.families(self))
        fonts.sort()
        for font in fonts:
            self.listFontName.insert(END,font)
        configuredFont=idleConf.GetOption('main','EditorWindow','font',
                default='courier')
        if configuredFont in fonts:
            currentFontIndex=fonts.index(configuredFont)
            self.listFontName.see(currentFontIndex)
            self.listFontName.select_set(currentFontIndex)
        ##font size dropdown
        fontSize=idleConf.GetOption('main','EditorWindow','font-size',default='12')
        self.optMenuFontSize.SetMenu(('10','11','12','13','14',
                '16','18','20','22'),fontSize )
        ##font sample 
        self.SetFontSample()
    
    def LoadTabCfg(self):
        ##indent type radibuttons
        spaceIndent=idleConf.GetOption('main','Indent','use-spaces',
                default=1,type='bool')
        self.indentType.set(spaceIndent)
        ##indent sizes
        spaceNum=idleConf.GetOption('main','Indent','num-spaces',
                default=4,type='int')
        tabCols=idleConf.GetOption('main','Indent','tab-cols',
                default=4,type='int')
        self.spaceNum.set(spaceNum)
        self.tabCols.set(tabCols)
    
    def LoadThemeLists(self):
        ##current theme type radiobutton
        self.themeType.set(idleConf.GetOption('main','Theme','user',type='int'))
        ##currently set theme
        currentOption=idleConf.GetOption('main','Theme','name')
        ##load available theme option menus
        if self.themeType.get() == 0: #default theme selected
            itemList=idleConf.GetSectionList('default','highlight')
            self.optMenuThemeBuiltin.SetMenu(itemList,currentOption)
            itemList=idleConf.GetSectionList('user','highlight')
            if not itemList:
                self.radioThemeCustom.config(state=DISABLED)
                self.customTheme.set('- no custom themes -')    
            else:
                self.optMenuThemeCustom.SetMenu(itemList,itemList[0])
        elif self.themeType.get() == 1: #user theme selected
            itemList=idleConf.GetSectionList('user','highlight')
            self.optMenuThemeCustom.SetMenu(itemList,currentOption)
            itemList=idleConf.GetSectionList('default','highlight')
            self.optMenuThemeBuiltin.SetMenu(itemList,itemList[0])
        self.SetThemeType()
        ##load theme element option menu
        elements=('Normal Text','Python Keywords','Python Definitions',
                'Python Comments','Python Strings','Selected Text',
                'Search Hits','Cursor','Error Background','Shell Foreground',
                'Shell Stdout Foreground','Shell Stderr Foreground')
        self.optMenuHighlightTarget.SetMenu(elements,elements[0])   
    
    def LoadKeyLists(self):
        ##current keys type radiobutton
        self.keysType.set(idleConf.GetOption('main','Keys','user',type='int'))
        ##currently set keys
        currentOption=idleConf.GetOption('main','Keys','name')
        ##load available keyset option menus
        if self.keysType.get() == 0: #default theme selected
            itemList=idleConf.GetSectionList('default','keys')
            self.optMenuKeysBuiltin.SetMenu(itemList,currentOption)
            itemList=idleConf.GetSectionList('user','keys')
            if not itemList:
                self.radioKeysCustom.config(state=DISABLED)    
                self.customKeys.set('- no custom keys -')    
            else:
                self.optMenuKeysCustom.SetMenu(itemList,itemList[0])
        elif self.keysType.get() == 1: #user theme selected
            itemList=idleConf.GetSectionList('user','keys')
            self.optMenuKeysCustom.SetMenu(itemList,currentOption)
            itemList=idleConf.GetSectionList('default','keys')
            self.optMenuKeysBuiltin.SetMenu(itemList,itemList[0])
        self.SetKeysType()   
        ##load keyset element option menu   
        
    def LoadConfigs(self):
        """
        load configuration from default and user config files and populate
        the widgets on the config dialog pages.
        """
        ### fonts / tabs page
        self.LoadFontCfg()        
        self.LoadTabCfg()        
        ### highlighting page
        self.LoadThemeLists()
        ### keys page
        self.LoadKeyLists()
        ### help page
        ### general page
        
    def SaveConfigs(self):
        """
        save configuration changes to user config files.
        """
        pass

if __name__ == '__main__':
    #test the dialog
    root=Tk()
    Button(root,text='Dialog',
            command=lambda:ConfigDialog(root,'Settings',None)).pack()
    root.mainloop()