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			86 lines
		
	
	
	
		
			3.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
	
		
			3.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
"""Simple text browser for IDLE
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"""
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from tkinter import *
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import tkinter.messagebox as tkMessageBox
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class TextViewer(Toplevel):
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    """A simple text viewer dialog for IDLE
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    """
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    def __init__(self, parent, title, text, modal=True, _htest=False):
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        """Show the given text in a scrollable window with a 'close' button
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        If modal option set to False, user can interact with other windows,
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        otherwise they will be unable to interact with other windows until
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        the textview window is closed.
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        _htest - bool; change box location when running htest.
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        """
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        Toplevel.__init__(self, parent)
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        self.configure(borderwidth=5)
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        # place dialog below parent if running htest
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        self.geometry("=%dx%d+%d+%d" % (625, 500,
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                           parent.winfo_rootx() + 10,
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                           parent.winfo_rooty() + (10 if not _htest else 100)))
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        #elguavas - config placeholders til config stuff completed
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        self.bg = '#ffffff'
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        self.fg = '#000000'
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        self.CreateWidgets()
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        self.title(title)
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        self.protocol("WM_DELETE_WINDOW", self.Ok)
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        self.parent = parent
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        self.textView.focus_set()
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        #key bindings for this dialog
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        self.bind('<Return>',self.Ok) #dismiss dialog
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        self.bind('<Escape>',self.Ok) #dismiss dialog
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        self.textView.insert(0.0, text)
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        self.textView.config(state=DISABLED)
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        if modal:
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            self.transient(parent)
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            self.grab_set()
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            self.wait_window()
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    def CreateWidgets(self):
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        frameText = Frame(self, relief=SUNKEN, height=700)
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        frameButtons = Frame(self)
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        self.buttonOk = Button(frameButtons, text='Close',
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                               command=self.Ok, takefocus=FALSE)
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        self.scrollbarView = Scrollbar(frameText, orient=VERTICAL,
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                                       takefocus=FALSE, highlightthickness=0)
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        self.textView = Text(frameText, wrap=WORD, highlightthickness=0,
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                             fg=self.fg, bg=self.bg)
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        self.scrollbarView.config(command=self.textView.yview)
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        self.textView.config(yscrollcommand=self.scrollbarView.set)
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        self.buttonOk.pack()
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        self.scrollbarView.pack(side=RIGHT,fill=Y)
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        self.textView.pack(side=LEFT,expand=TRUE,fill=BOTH)
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        frameButtons.pack(side=BOTTOM,fill=X)
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        frameText.pack(side=TOP,expand=TRUE,fill=BOTH)
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    def Ok(self, event=None):
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        self.destroy()
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def view_text(parent, title, text, modal=True):
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    return TextViewer(parent, title, text, modal)
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def view_file(parent, title, filename, encoding=None, modal=True):
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    try:
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        with open(filename, 'r', encoding=encoding) as file:
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            contents = file.read()
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    except IOError:
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        tkMessageBox.showerror(title='File Load Error',
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                               message='Unable to load file %r .' % filename,
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                               parent=parent)
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    else:
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        return view_text(parent, title, contents, modal)
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if __name__ == '__main__':
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    import unittest
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    unittest.main('idlelib.idle_test.test_textview', verbosity=2, exit=False)
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    from idlelib.idle_test.htest import run
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    run(TextViewer)
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