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textView cleanup. Patch 1718043 Tal Einat.

Browse source 
M    idlelib/EditorWindow.py
M    idlelib/aboutDialog.py
M    idlelib/textView.py
M    idlelib/NEWS.txt
This commit is contained in:
Kurt B. Kaiser 2007-10-04 02:53:07 +00:00
parent 0b634efcbc
commit d5f4910afd
4 changed files with 55 additions and 51 deletions
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59
Lib/idlelib/textView.py
View file

@ -6,13 +6,12 @@
import tkMessageBox
class TextViewer(Toplevel):
"""
simple text viewer dialog for idle
"""
def __init__(self, parent, title, fileName, data=None):
"""If data exists, load it into viewer, otherwise try to load file.
"""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
fileName - string, should be an absoulute filename
"""
Toplevel.__init__(self, parent)
self.configure(borderwidth=5)
@ -33,23 +32,10 @@ def __init__(self, parent, title, fileName, data=None):
#key bindings for this dialog
self.bind('<Return>',self.Ok) #dismiss dialog
self.bind('<Escape>',self.Ok) #dismiss dialog
if data:
self.textView.insert(0.0, data)
else:
self.LoadTextFile(fileName)
self.textView.insert(0.0, text)
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 %r .' % (fileName,))
else:
self.textView.insert(0.0,textFile.read())
def CreateWidgets(self):
frameText = Frame(self, relief=SUNKEN, height=700)
frameButtons = Frame(self)
@ -70,9 +56,38 @@ def CreateWidgets(self):
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()
Button(root,text='View',
command=lambda:TextViewer(root,'Text','./textView.py')).pack()
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()