[Idle-dev] CVS: idle textView.py,NONE,1.1

[Stephen]

Update of /cvsroot/idlefork/idle
In directory usw-pr-cvs1:/tmp/cvs-serv19281

Added Files:
	textView.py 
Log Message:
some new dialogs and support files for new about and configuration implementations


--- NEW FILE: textView.py ---
##---------------------------------------------------------------------------##
##
## idle - simple text view dialog 
## elguavas
## 
##---------------------------------------------------------------------------##
"""
simple text browser for idle
"""
from Tkinter import *
import tkMessageBox

class TextViewer(Toplevel):
  """
  simple text viewer dialog for idle
  """ 
  def __init__(self,parent,title,fileName):
    """
    fileName - string,should be an absoulute filename
    """
    Toplevel.__init__(self, parent)
    self.configure(borderwidth=5)
    self.geometry("+%d+%d" % (parent.winfo_rootx()+10,
        parent.winfo_rooty()+10))
    #elguavas - config placeholders til config stuff completed
    self.bg=None
    self.fg=None

    self.CreateWidgets()
    self.title(title)
    self.transient(parent)
    self.grab_set()
    self.protocol("WM_DELETE_WINDOW", self.Ok)
    self.parent = parent
    self.textView.focus_set()
    #key bindings for this dialog
    self.bind('<Return>',self.Ok) #dismiss dialog
    self.bind('<Escape>',self.Ok) #dismiss dialog
    self.LoadTextFile(fileName)
    self.textView.config(state=DISABLED)
    self.wait_window()
    
  def LoadTextFile(self, fileName):
    textFile = None
    try:
      textFile = open(fileName, 'r')
    except IOError:
      tkMessageBox.showerror(title='File Load Error',
          message='Unable to load file '+`fileName`+' .')
    else:
      self.textView.insert(0.0,textFile.read())
    
  def CreateWidgets(self):
    frameText = Frame(self)
    frameButtons = Frame(self)
    self.buttonOk = Button(frameButtons,text='Ok',
        command=self.Ok,takefocus=FALSE,default=ACTIVE)
    self.scrollbarView = Scrollbar(frameText,orient=VERTICAL,
        takefocus=FALSE,highlightthickness=0)
    self.textView = Text(frameText,wrap=WORD,highlightthickness=0)
    self.scrollbarView.config(command=self.textView.yview)
    self.textView.config(yscrollcommand=self.scrollbarView.set)
    self.buttonOk.pack(padx=5,pady=5)
    self.scrollbarView.pack(side=RIGHT,fill=Y)
    self.textView.pack(side=LEFT,expand=TRUE,fill=BOTH)
    frameButtons.pack(side=BOTTOM,fill=X)
    frameText.pack(side=TOP,expand=TRUE,fill=BOTH)
    
  def Ok(self, event=None):
    self.destroy()

if __name__ == '__main__':
  #test the dialog
  root=Tk()
  Button(root,text='View',
      command=lambda:TextViewer(root,'Text','./textView.py')).pack()
  root.mainloop()