/Lib/idlelib/textView.py
http://unladen-swallow.googlecode.com/ · Python · 93 lines · 75 code · 10 blank · 8 comment · 6 complexity · 63abd16e136dac6adb71c4f11db3e526 MD5 · raw file
- """Simple text browser for IDLE
- """
- from Tkinter import *
- import tkMessageBox
- class TextViewer(Toplevel):
- """A simple text viewer dialog for IDLE
- """
- def __init__(self, parent, title, text):
- """Show the given text in a scrollable window with a 'close' button
- """
- 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('<Return>',self.Ok) #dismiss dialog
- self.bind('<Escape>',self.Ok) #dismiss dialog
- self.textView.insert(0.0, text)
- self.textView.config(state=DISABLED)
- self.wait_window()
- 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()
- def view_text(parent, title, text):
- TextViewer(parent, title, text)
- def view_file(parent, title, filename, encoding=None):
- try:
- if encoding:
- import codecs
- textFile = codecs.open(filename, 'r')
- else:
- textFile = open(filename, 'r')
- except IOError:
- import tkMessageBox
- tkMessageBox.showerror(title='File Load Error',
- message='Unable to load file %r .' % filename,
- parent=parent)
- else:
- return view_text(parent, title, textFile.read())
- if __name__ == '__main__':
- #test the dialog
- root=Tk()
- root.title('textView test')
- filename = './textView.py'
- text = file(filename, 'r').read()
- btn1 = Button(root, text='view_text',
- command=lambda:view_text(root, 'view_text', text))
- btn1.pack(side=LEFT)
- btn2 = Button(root, text='view_file',
- command=lambda:view_file(root, 'view_file', filename))
- btn2.pack(side=LEFT)
- close = Button(root, text='Close', command=root.destroy)
- close.pack(side=RIGHT)
- root.mainloop()