# Copied from idlelib/textView # - I copied it rather than imported since I didn't want # to have a dependency on idlelib, # and I can change what I may want. # For example, I removed the transient and wait window things # so a help window behaves more like a 'normal' window """Simple text browser """ from tkinter import * import tkinter.messagebox class TextViewer(Toplevel): """ simple text viewer dialog for idle """ def __init__(self, parent, title, fileName=None, data=None): """If data exists, load it into viewer, otherwise try to load file. fileName - string, should be an absoulute filename """ Toplevel.__init__(self, parent) self.configure(borderwidth=5) self.geometry("=%dx%d+%d+%d" % (625, 500, parent.winfo_rootx() + 10, parent.winfo_rooty() + 10)) # elguavas - config placeholders til config stuff completed self.bg = '#ffffff' self.fg = '#000000' 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('', self.Ok) # dismiss dialog self.bind('', self.Ok) # dismiss dialog if data is not None: self.textView.insert(0.0, data) else: self.LoadTextFile(fileName) self.textView.config(state=DISABLED) # self.wait_window() def LoadTextFile(self, fileName): textFile = None try: textFile = open(fileName, 'r') except IOError: tkinter.messagebox.showerror(title='File Load Error', message='Unable to load file '+repr(fileName)+' .') else: self.textView.insert(0.0, textFile.read()) def CreateWidgets(self): frameText = Frame(self, relief=SUNKEN, height=700) frameButtons = Frame(self) self.buttonOk = Button(frameButtons, text='Close', command=self.Ok, takefocus=FALSE) self.scrollbarView = Scrollbar(frameText, orient=VERTICAL, takefocus=FALSE, highlightthickness=0) self.textView = Text(frameText, wrap=WORD, highlightthickness=0, fg=self.fg, bg=self.bg) self.scrollbarView.config(command=self.textView.yview) self.textView.config(yscrollcommand=self.scrollbarView.set) self.buttonOk.pack() 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()