further work on config system and config saving

Lib/idlelib/config-main.def

@@ -28,23 +28,8 @@
 
 [General]
 editor-on-startup= 1
-#run-in-separate-process= 1
+user-help-browser= 0
-#help-browser= ""
+user-help-browser-command= 
-
-[HelpFiles]
-#idle="IDLE _Help",""
-#python="_Python Documentation",""
-#additional help sources
-1=
-2=
-3=
-4=
-5=
-6=
-7=
-8=
-9=
-10=
 
 [EditorWindow]
 width= 80
@@ -66,15 +51,23 @@ name= IDLE Classic
 default= 1  
 name= IDLE Classic Windows
 
-[RecentFiles]
+[HelpFiles]
-1=
+#additional help sources, must be viewable by an html browser
-2=
+#will be listed on the Help/Other Help menu
-3=
+#option names are the sequence number of the option
-4=
+#values take the form: menu item;/path/to/help/source
-5=
+#obviously you can't use a semi-colon in a menu item or path and the path will 
-6=
+#be platform specific because of path separators, drive specs etc. 
-7=
+#eg.:
-8=
+#1= My Extra Help Source;/usr/share/doc/foo/index.html
-9=
+#2= Another Help Source;/path/to/another.html
-10=
 
+#[RecentFiles]
+#this section will only be present in the user config file idle-main.cfg
+#where it will record the most recently openned files in the form
+#IndexNum= /full/path/of/file  , for display on the File/Recent Files menu
+#it is present here for reference only
+#eg.:
+#1=/most/recently/openned/file
+#2=/next/most/recently/openned/file
+#etc.

Lib/idlelib/configDialog.py

@@ -10,6 +10,7 @@ from dynOptionMenuWidget import DynOptionMenu
 from tabpage import TabPageSet
 from keybindingDialog import GetKeysDialog
 from configSectionNameDialog import GetCfgSectionNameDialog
+from configHelpSourceEdit import GetHelpSourceDialog
 class ConfigDialog(Toplevel):
     """
     configuration dialog for idle
@@ -213,7 +214,7 @@ class ConfigDialog(Toplevel):
             value=0,text='Background',command=self.SetColourSampleBinding)
         self.fgHilite.set(1)
         buttonSaveCustomTheme=Button(frameCustom, 
-            text='Save as New Custom Theme')
+            text='Save as New Custom Theme',command=self.SaveAsNewTheme)
         #frameTheme
         labelThemeTitle=Label(frameTheme,text='Select a Highlighting Theme')
         labelTypeTitle=Label(frameTheme,text='Select : ')
@@ -270,7 +271,8 @@ class ConfigDialog(Toplevel):
         labelTargetTitle=Label(frameTarget,text='Action - Key(s)')
         scrollTargetY=Scrollbar(frameTarget)
         scrollTargetX=Scrollbar(frameTarget,orient=HORIZONTAL)
-        self.listBindings=Listbox(frameTarget)
+        self.listBindings=Listbox(frameTarget,takefocus=FALSE,
+                exportselection=FALSE)
         self.listBindings.bind('<ButtonRelease-1>',self.KeyBindingSelected)
         scrollTargetY.config(command=self.listBindings.yview)
         scrollTargetX.config(command=self.listBindings.xview)
@@ -278,7 +280,8 @@ class ConfigDialog(Toplevel):
         self.listBindings.config(xscrollcommand=scrollTargetX.set)
         self.buttonNewKeys=Button(frameCustom,text='Get New Keys for Selection',
             command=self.GetNewKeys,state=DISABLED)
-        buttonSaveCustomKeys=Button(frameCustom,text='Save as New Custom Key Set')
+        buttonSaveCustomKeys=Button(frameCustom,
+                text='Save as New Custom Key Set',command=self.SaveAsNewKeySet)
         #frameKeySets
         labelKeysTitle=Label(frameKeySets,text='Select a Key Set')
         labelTypeTitle=Label(frameKeySets,text='Select : ')
@@ -322,14 +325,15 @@ class ConfigDialog(Toplevel):
         self.winWidth=StringVar(self)       
         self.winHeight=StringVar(self)
         self.startupEdit=IntVar(self)       
-        self.extEnabled=IntVar(self)       
+        self.userHelpBrowser=BooleanVar(self)
+        self.helpBrowser=StringVar(self)
         #widget creation
         #body
         frame=self.tabPages.pages['General']['page']
         #body section frames        
         frameRun=Frame(frame,borderwidth=2,relief=GROOVE)
         frameWinSize=Frame(frame,borderwidth=2,relief=GROOVE)
-        frameExt=Frame(frame,borderwidth=2,relief=GROOVE)
+        frameHelp=Frame(frame,borderwidth=2,relief=GROOVE)
         #frameRun
         labelRunTitle=Label(frameRun,text='Startup Preferences')
         labelRunChoiceTitle=Label(frameRun,text='On startup : ')
@@ -346,29 +350,33 @@ class ConfigDialog(Toplevel):
         labelWinHeightTitle=Label(frameWinSize,text='Height')
         entryWinHeight=Entry(frameWinSize,textvariable=self.winHeight,
                 width=3)
-        #frameExt
+        #frameHelp
-        frameExtList=Frame(frameExt)
+        labelHelpTitle=Label(frameHelp,text='Help Options')
-        frameExtSet=Frame(frameExt)
+        frameHelpList=Frame(frameHelp)
-        labelExtTitle=Label(frameExt,text='Configure IDLE Extensions')
+        frameHelpListButtons=Frame(frameHelpList)
-        labelExtListTitle=Label(frameExtList,text='Extension')
+        labelHelpListTitle=Label(frameHelpList,text='Additional (html) Help Sources:')
-        scrollExtList=Scrollbar(frameExtList)
+        scrollHelpList=Scrollbar(frameHelpList)
-        self.listExt=Listbox(frameExtList,height=5)
+        self.listHelp=Listbox(frameHelpList,height=5,takefocus=FALSE,
-        scrollExtList.config(command=self.listExt.yview)
+                exportselection=FALSE)
-        self.listExt.config(yscrollcommand=scrollExtList.set)
+        scrollHelpList.config(command=self.listHelp.yview)
-        self.listExt.bind('<ButtonRelease-1>',self.ExtensionSelected)
+        self.listHelp.config(yscrollcommand=scrollHelpList.set)
-        labelExtSetTitle=Label(frameExtSet,text='Settings')
+        self.listHelp.bind('<ButtonRelease-1>',self.HelpSourceSelected)
-        self.radioEnableExt=Radiobutton(frameExtSet,variable=self.extEnabled,
+        self.buttonHelpListEdit=Button(frameHelpListButtons,text='Edit',
-            value=1,text="enabled",state=DISABLED,
+                state=DISABLED,width=8,command=self.HelpListItemEdit)
-            command=self.ExtensionStateToggled)
+        self.buttonHelpListAdd=Button(frameHelpListButtons,text='Add',
-        self.radioDisableExt=Radiobutton(frameExtSet,variable=self.extEnabled,
+                width=8,command=self.HelpListItemAdd)
-            value=0,text="disabled",state=DISABLED,
+        self.buttonHelpListRemove=Button(frameHelpListButtons,text='Remove',
-            command=self.ExtensionStateToggled)
+                state=DISABLED,width=8,command=self.HelpListItemRemove)
-        self.buttonExtConfig=Button(frameExtSet,text='Configure',state=DISABLED)
+        checkHelpBrowser=Checkbutton(frameHelp,variable=self.userHelpBrowser,
+            onvalue=1,offvalue=0,text='user specified (html) help browser:',
+            command=self.OnCheckUserHelpBrowser)
+        self.entryHelpBrowser=Entry(frameHelp,textvariable=self.helpBrowser,
+                width=40)
         #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)
+        frameHelp.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)
@@ -380,17 +388,18 @@ class ConfigDialog(Toplevel):
         labelWinHeightTitle.pack(side=RIGHT,anchor=E,pady=5)
         entryWinWidth.pack(side=RIGHT,anchor=E,padx=10,pady=5)
         labelWinWidthTitle.pack(side=RIGHT,anchor=E,pady=5)
-        #frameExt
+        #frameHelp
-        labelExtTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
+        labelHelpTitle.pack(side=TOP,anchor=W,padx=5,pady=5)
-        frameExtSet.pack(side=RIGHT,padx=5,pady=5,fill=Y)
+        frameHelpListButtons.pack(side=RIGHT,padx=5,pady=5,fill=Y)
-        frameExtList.pack(side=RIGHT,padx=5,pady=5,expand=TRUE,fill=BOTH)
+        frameHelpList.pack(side=TOP,padx=5,pady=5,expand=TRUE,fill=BOTH)
-        labelExtListTitle.pack(side=TOP,anchor=W)
+        labelHelpListTitle.pack(side=TOP,anchor=W)
-        scrollExtList.pack(side=RIGHT,anchor=W,fill=Y)
+        scrollHelpList.pack(side=RIGHT,anchor=W,fill=Y)
-        self.listExt.pack(side=LEFT,anchor=E,expand=TRUE,fill=BOTH)
+        self.listHelp.pack(side=LEFT,anchor=E,expand=TRUE,fill=BOTH)
-        labelExtSetTitle.pack(side=TOP,anchor=W)
+        self.buttonHelpListEdit.pack(side=TOP,anchor=W,pady=5)
-        self.radioEnableExt.pack(side=TOP,anchor=W)
+        self.buttonHelpListAdd.pack(side=TOP,anchor=W)
-        self.radioDisableExt.pack(side=TOP,anchor=W)
+        self.buttonHelpListRemove.pack(side=TOP,anchor=W,pady=5)
-        self.buttonExtConfig.pack(side=TOP,anchor=W,pady=5)
+        checkHelpBrowser.pack(side=TOP,anchor=W,padx=5)
+        self.entryHelpBrowser.pack(side=TOP,anchor=W,padx=5,pady=5)
         return frame
 
     def AttachVarCallbacks(self):
@@ -475,6 +484,7 @@ class ConfigDialog(Toplevel):
         self.changedItems={'main':{},'highlight':{},'keys':{},'extensions':{}}
 
     def AddChangedItem(self,type,section,item,value):
+        print type,section,item,value
         value=str(value) #make sure we use a string
         if not self.changedItems[type].has_key(section):
             self.changedItems[type][section]={}    
@@ -519,24 +529,21 @@ class ConfigDialog(Toplevel):
         binding=self.listBindings.get(listIndex)
         bindName=binding.split()[0] #first part, up to first space
         currentKeySequences=idleConf.GetCurrentKeySet().values()
-        newKeys=GetKeysDialog(self,'Get New Keys',bindName,currentKeySequences)
+        newKeys=GetKeysDialog(self,'Get New Keys',bindName,
-        if newKeys.result: #new keys were specified
+                currentKeySequences).result
+        if newKeys: #new keys were specified
             if self.keysAreDefault.get(): #current key set is a built-in
                 message=('Your changes will be saved as a new Custom Key Set. '+
                         'Enter a name for your new Custom Key Set below.')
-                usedNames=idleConf.GetSectionList('user','keys')
+                newKeySet=self.GetNewKeysName(message)
-                for newName in self.changedItems['keys'].keys():
+                if not newKeySet: #user cancelled custom key set creation
-                    if newName not in usedNames: usedNames.append(newName)
-                newKeySet=GetCfgSectionNameDialog(self,'New Custom Key Set',
-                        message,usedNames)
-                if not newKeySet.result: #user cancelled custom key set creation
                     self.listBindings.select_set(listIndex)
                     self.listBindings.select_anchor(listIndex)
                     return
                 else: #create new custom key set based on previously active key set 
-                    self.CreateNewKeySet(newKeySet.result)    
+                    self.CreateNewKeySet(newKeySet)    
             self.listBindings.delete(listIndex)
-            self.listBindings.insert(listIndex,bindName+' - '+newKeys.result)
+            self.listBindings.insert(listIndex,bindName+' - '+newKeys)
             self.listBindings.select_set(listIndex)
             self.listBindings.select_anchor(listIndex)
             self.keyBinding.set(newKeys.result)
@@ -544,6 +551,19 @@ class ConfigDialog(Toplevel):
             self.listBindings.select_set(listIndex)
             self.listBindings.select_anchor(listIndex)
 
+    def GetNewKeysName(self,message):
+        usedNames=idleConf.GetSectionList('user','keys')
+        for newName in self.changedItems['keys'].keys():
+            if newName not in usedNames: usedNames.append(newName)
+        newKeySet=GetCfgSectionNameDialog(self,'New Custom Key Set',
+                message,usedNames).result
+        return newKeySet
+    
+    def SaveAsNewKeySet(self):
+        newKeysName=self.GetNewKeysName('New Key Set Name:')
+        if newKeysName:
+            self.CreateNewKeySet(newKeysName)
+
     def KeyBindingSelected(self,event):
         self.buttonNewKeys.config(state=NORMAL)
 
@@ -578,15 +598,11 @@ class ConfigDialog(Toplevel):
             if self.themeIsBuiltin.get(): #current theme is a built-in
                 message=('Your changes will be saved as a new Custom Theme. '+
                         'Enter a name for your new Custom Theme below.')
-                usedNames=idleConf.GetSectionList('user','highlight')
+                newTheme=self.GetNewThemeName(message)
-                for newName in self.changedItems['highlight'].keys():
+                if not newTheme: #user cancelled custom theme creation
-                    if newName not in usedNames: usedNames.append(newName)
-                newTheme=GetCfgSectionNameDialog(self,'New Custom Theme',
-                        message,usedNames)
-                if not newTheme.result: #user cancelled custom theme creation
                     return
                 else: #create new custom theme based on previously active theme 
-                    self.CreateNewTheme(newTheme.result)    
+                    self.CreateNewTheme(newTheme)    
             self.colour.set(colourString)
             self.frameColourSet.config(bg=colourString)#set sample
             if self.fgHilite.get(): plane='foreground'
@@ -594,6 +610,19 @@ class ConfigDialog(Toplevel):
             apply(self.textHighlightSample.tag_config,
                 (self.themeElements[target][0],),{plane:colourString})
     
+    def GetNewThemeName(self,message):
+        usedNames=idleConf.GetSectionList('user','highlight')
+        for newName in self.changedItems['highlight'].keys():
+            if newName not in usedNames: usedNames.append(newName)
+        newTheme=GetCfgSectionNameDialog(self,'New Custom Theme',
+                message,usedNames).result
+        return newTheme
+    
+    def SaveAsNewTheme(self):
+        newThemeName=self.GetNewThemeName('New Theme Name:')
+        if newThemeName:
+            self.CreateNewTheme(newThemeName)
+
     def CreateNewTheme(self,newThemeName):
         #creates new custom theme based on the previously active theme,
         #and makes the new theme active
@@ -666,6 +695,63 @@ class ConfigDialog(Toplevel):
             apply(self.textHighlightSample.tag_config,
                 (self.themeElements[element][0],),colours)
     
+    def OnCheckUserHelpBrowser(self):
+        if self.userHelpBrowser.get():
+            self.entryHelpBrowser.config(state=NORMAL)
+        else:
+            self.entryHelpBrowser.config(state=DISABLED)
+    
+    def HelpSourceSelected(self,event):
+        self.SetHelpListButtonStates()
+    
+    def SetHelpListButtonStates(self):
+        if self.listHelp.size()<1: #no entries in list
+            self.buttonHelpListEdit.config(state=DISABLED)
+            self.buttonHelpListRemove.config(state=DISABLED)
+        else: #there are some entries
+            if self.listHelp.curselection(): #there currently is a selection
+                self.buttonHelpListEdit.config(state=NORMAL)
+                self.buttonHelpListRemove.config(state=NORMAL)
+            else:  #there currently is not a selection
+                self.buttonHelpListEdit.config(state=DISABLED)
+                self.buttonHelpListRemove.config(state=DISABLED)
+
+    def HelpListItemAdd(self):
+        helpSource=GetHelpSourceDialog(self,'New Help Source').result
+        if helpSource:
+            self.userHelpList.append( (helpSource[0],helpSource[1]) )
+            self.listHelp.insert(END,helpSource[0]+'  '+helpSource[1])
+            self.UpdateUserHelpChangedItems()
+        self.SetHelpListButtonStates()
+    
+    def HelpListItemEdit(self):
+        itemIndex=self.listHelp.index(ANCHOR)
+        helpSource=self.userHelpList[itemIndex]
+        newHelpSource=GetHelpSourceDialog(self,'New Help Source',
+                menuItem=helpSource[0],filePath=helpSource[1]).result
+        if (not newHelpSource) or (newHelpSource==helpSource):
+            return #no changes
+        self.userHelpList[itemIndex]=newHelpSource
+        self.listHelp.delete(itemIndex)
+        self.listHelp.insert(itemIndex,newHelpSource[0]+'  '+newHelpSource[1])
+        self.UpdateUserHelpChangedItems()
+        self.SetHelpListButtonStates()
+    
+    def HelpListItemRemove(self):
+        itemIndex=self.listHelp.index(ANCHOR)
+        del(self.userHelpList[itemIndex])
+        self.listHelp.delete(itemIndex)
+        self.UpdateUserHelpChangedItems()
+        self.SetHelpListButtonStates()
+    
+    def UpdateUserHelpChangedItems(self):
+        #clear and rebuild the HelpFiles secion in self.changedItems
+        if self.changedItems['main'].has_key('HelpFiles'):
+            del(self.changedItems['main']['HelpFiles'])
+        for num in range(1,len(self.userHelpList)+1):
+            self.AddChangedItem('main','HelpFiles',str(num),
+                    string.join(self.userHelpList[num-1],';'))
+    
     def LoadFontCfg(self):
         ##base editor font selection list
         fonts=list(tkFont.families(self))
@@ -784,17 +870,16 @@ class ConfigDialog(Toplevel):
         #initial window size
         self.winWidth.set(idleConf.GetOption('main','EditorWindow','width'))       
         self.winHeight.set(idleConf.GetOption('main','EditorWindow','height'))
-        #extensions    
+        #help browsing
-        extns=idleConf.GetExtensions(activeOnly=0)
+        self.userHelpList=idleConf.GetExtraHelpSourceList('user')
-        apply(self.listExt.insert,(END,)+tuple(extns))
+        for helpItem in self.userHelpList:
-    
+            self.listHelp.insert(END,helpItem[0]+'  '+helpItem[1])
-    def ExtensionSelected(self,event):
+        self.SetHelpListButtonStates()
-        self.radioEnableExt.config(state=NORMAL)
+        self.userHelpBrowser.set(idleConf.GetOption('main','General',
-        self.radioDisableExt.config(state=NORMAL)
+                'user-help-browser',default=0,type='bool'))
-        self.buttonExtConfig.config(state=NORMAL)
+        self.helpBrowser.set(idleConf.GetOption('main','General',
-        extn=self.listExt.get(ANCHOR)
+                'user-help-browser-command',default=''))
-        self.extEnabled.set(idleConf.GetOption('extensions',extn,'enable',
+        self.OnCheckUserHelpBrowser()
-                default=1,type='bool'))
     
     def LoadConfigs(self):
         """
@@ -808,7 +893,6 @@ class ConfigDialog(Toplevel):
         self.LoadThemeCfg()
         ### keys page
         self.LoadKeyCfg()
-        ### help page
         ### general page
         self.LoadGeneralCfg()
         
@@ -824,6 +908,9 @@ class ConfigDialog(Toplevel):
         """
         save configuration changes to user config files.
         """
+        if self.changedItems['main'].has_key('HelpFiles'):
+            #this section gets completely replaced
+            idleConf.userCfg['main'].remove_section('HelpFiles')
         for configType in self.changedItems.keys():
             cfgTypeHasChanges=0
             for section in self.changedItems[configType].keys():

Lib/idlelib/configHandler.py

@@ -8,8 +8,7 @@ Provides access to stored idle configuration information.
 # a requested config value, a message is printed to stderr to aid in 
 # configuration problem notification and resolution. 
 
-import os
+import os, sys, string
-import sys
 from ConfigParser import ConfigParser, NoOptionError, NoSectionError
 
 class IdleConfParser(ConfigParser):
@@ -44,7 +43,7 @@ class IdleConfParser(ConfigParser):
         """
         Get an option list for given section
         """
-        if self.has_section:
+        if self.has_section(section):
             return self.options(section)
         else:  #return a default value
             return []
@@ -516,16 +515,51 @@ class IdleConf:
             '<<find>>': ['<Control-f>'],
             '<<replace>>': ['<Control-h>'],
             '<<goto-line>>': ['<Alt-g>'] }
-        
         if keySetName:
             for event in keyBindings.keys():
                 binding=self.GetKeyBinding(keySetName,event)
                 if binding: #otherwise will keep default
                     keyBindings[event]=binding
-            
         return keyBindings
 
-    
+    def GetExtraHelpSourceList(self,configSet):
+        """
+        Returns a list of tuples containing the details of any additional
+        help sources configured in the requested configSet ('user' or 'default')
+        , or an empty list if there are none. Returned tuples are of the form
+        form (menu_item , path_to_help_file , option).
+        """    
+        helpSources=[]
+        if configSet=='user':
+            cfgParser=self.userCfg['main']
+        elif configSet=='default':   
+            cfgParser=self.defaultCfg['main']
+        else:
+            raise 'Invalid configSet specified'
+        options=cfgParser.GetOptionList('HelpFiles')
+        for option in options:
+            value=cfgParser.Get('HelpFiles',option,default=';')
+            if value.find(';')==-1: #malformed config entry with no ';'
+                menuItem='' #make these empty
+                helpPath='' #so value won't be added to list
+            else: #config entry contains ';' as expected
+                value=string.split(value,';')
+                menuItem=value[0].strip()
+                helpPath=value[1].strip()
+            if menuItem and helpPath: #neither are empty strings
+                helpSources.append( (menuItem,helpPath,option) )
+        return helpSources
+
+    def GetAllExtraHelpSourcesList(self):
+        """
+        Returns a list of tuples containing the details of all additional help 
+        sources configured, or an empty list if there are none. Tuples are of
+        the format returned by GetExtraHelpSourceList.
+        """ 
+        allHelpSources=( self.GetExtraHelpSourceList('default')+ 
+                self.GetExtraHelpSourceList('user') )
+        return allHelpSources   
+        
     def LoadCfgFiles(self):
         """ 
         load all configuration files.

Lib/idlelib/configHelpSourceEdit.py

@@ -0,0 +1,119 @@
+"""
+Dialog that allows user to specify or edit the parameters for a user configured
+help source.
+"""
+from Tkinter import *
+import tkMessageBox
+import os
+
+class GetHelpSourceDialog(Toplevel):
+    def __init__(self,parent,title,menuItem='',filePath=''):
+        """
+        menuItem - string, the menu item to edit, if any
+        filePath - string, the help file path to edit, if any
+        """
+        Toplevel.__init__(self, parent)
+        self.configure(borderwidth=5)
+        self.resizable(height=FALSE,width=FALSE)
+        self.title(title)
+        self.transient(parent)
+        self.grab_set()
+        self.protocol("WM_DELETE_WINDOW", self.Cancel)
+        self.parent = parent
+        self.result=None
+        self.CreateWidgets()
+        self.withdraw() #hide while setting geometry
+        self.update_idletasks()
+        #needs to be done here so that the winfo_reqwidth is valid
+        self.geometry("+%d+%d" % 
+            ((parent.winfo_rootx()+((parent.winfo_width()/2)
+                -(self.winfo_reqwidth()/2)),
+              parent.winfo_rooty()+((parent.winfo_height()/2)
+                -(self.winfo_reqheight()/2)) )) ) #centre dialog over parent
+        self.deiconify() #geometry set, unhide
+        self.wait_window()
+
+    def CreateWidgets(self):
+        self.menu=StringVar(self)
+        self.path=StringVar(self)
+        self.fontSize=StringVar(self)
+        self.frameMain = Frame(self,borderwidth=2,relief=SUNKEN)
+        self.frameMain.pack(side=TOP,expand=TRUE,fill=BOTH)
+        labelMenu=Label(self.frameMain,anchor=W,justify=LEFT,
+                text='Menu Item:')
+        self.entryMenu=Entry(self.frameMain,textvariable=self.menu,width=30)
+        self.entryMenu.focus_set()
+        labelPath=Label(self.frameMain,anchor=W,justify=LEFT,
+                text='Help File Path:')
+        self.entryPath=Entry(self.frameMain,textvariable=self.path,width=40)
+        self.entryMenu.focus_set()
+        labelMenu.pack(anchor=W,padx=5,pady=3)
+        self.entryMenu.pack(anchor=W,padx=5,pady=3)
+        labelPath.pack(anchor=W,padx=5,pady=3)
+        self.entryPath.pack(anchor=W,padx=5,pady=3)
+        frameButtons=Frame(self)
+        frameButtons.pack(side=BOTTOM,fill=X)
+        self.buttonOk = Button(frameButtons,text='Ok',
+                width=8,command=self.Ok)
+        self.buttonOk.grid(row=0,column=0,padx=5,pady=5)
+        self.buttonCancel = Button(frameButtons,text='Cancel',
+                width=8,command=self.Cancel)
+        self.buttonCancel.grid(row=0,column=1,padx=5,pady=5)
+
+    def MenuOk(self):
+        #simple validity check for a sensible 
+        #menu item name
+        menuOk=1
+        menu=self.menu.get()
+        menu.strip()
+        if not menu: #no menu item specified
+            tkMessageBox.showerror(title='Menu Item Error',
+                    message='No menu item specified.')
+            self.entryMenu.focus_set()
+            menuOk=0
+        elif len(menu)>30: #menu item name too long
+            tkMessageBox.showerror(title='Menu Item Error',
+                    message='Menu item too long. It should be no more '+
+                    'than 30 characters.')
+            self.entryMenu.focus_set()
+            menuOk=0
+        return menuOk
+    
+    def PathOk(self):
+        #simple validity check for menu file path 
+        pathOk=1
+        path=self.path.get()
+        path.strip()
+        if not path: #no path specified
+            tkMessageBox.showerror(title='File Path Error',
+                    message='No help file path specified.')
+            self.entryPath.focus_set()
+            pathOk=0
+        elif not os.path.exists(path):
+            tkMessageBox.showerror(title='File Path Error',
+                    message='Help file path does not exist.')
+            self.entryPath.focus_set()
+            pathOk=0
+        return pathOk
+            
+    def Ok(self, event=None):
+        if self.MenuOk():
+            if self.PathOk():
+                self.result=( self.menu.get().strip(),self.path.get().strip() ) 
+                self.destroy()
+        
+    def Cancel(self, event=None):
+        self.result=None
+        self.destroy()
+
+if __name__ == '__main__':
+    #test the dialog
+    root=Tk()
+    def run():
+        keySeq=''
+        dlg=GetHelpSourceDialog(root,'Get Help Source')
+        print dlg.result
+    Button(root,text='Dialog',command=run).pack()
+    root.mainloop()
+    
+ 

Lib/idlelib/configSectionNameDialog.py

@@ -65,10 +65,10 @@ class GetCfgSectionNameDialog(Toplevel):
             tkMessageBox.showerror(title='Name Error',
                     message='No name specified.')
             nameOk=0
-        elif len(name)>60: #name too long
+        elif len(name)>30: #name too long
             tkMessageBox.showerror(title='Name Error',
-                    message='Name too long. Keep it to less than '+
+                    message='Name too long. It should be no more than '+
-                    '60 characters.')
+                    '30 characters.')
             nameOk=0
         elif name in self.usedNames:
             tkMessageBox.showerror(title='Name Error',
@@ -78,7 +78,7 @@ class GetCfgSectionNameDialog(Toplevel):
     
     def Ok(self, event=None):
         if self.NameOk():
-            self.result=self.name.get()
+            self.result=self.name.get().strip()
             self.destroy()
         
     def Cancel(self, event=None):