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Þ'¯°ÌME[YéïĵÂCå½ Ué©Áû'Ê9%eÔðNU”ë‘ÌsD3/®+UI˜9h.WC”빓$#:pz:YÓ ¿xž* ³$Í +$kñAŠ‹†¢ Uê>¸)_š¬÷©ßAÂÔb9ÇU ¯¾á•9¯ÏÏ÷O÷¼¼Fähal1‰3Ì[Ïr•´UCksNÐ] R‘¸¥H+§Šé†c©vÖÞ0iÓ76s†î!§=ß ¼~Ô'°Ãmäoäš³ªøi1úÉ)³yV8 CLÄØÁ‘WYïi€H6ÖÑiámø^ÈY´°Ñ7¥Û*—Ñ©L«Qƒï—Ùrÿ ›£Ð*š¸ˆL©ˆ$ˆ ÷¾D§9È®«qbqC)–ˆïv´çñsÑVT­Ø, <àïºÀO«Jý·õ àfPìð .wFšir´þ’2_Y *Æ€x\« ì€9š@ Ž|F⇥ˆkZ@hÖÄ0t¿-<“‹qµ¾*ZL¤Ú)&BJpÓF5=$„at*Zš$’ÑtdûÝRI1 2Ž‰$€$I$#‰SÞ’Hë¬ï;Á$¡t$’`<(ñÇt)$‡Ð.Êf¢X’Kt=Éé$‚ˆªè¢oÝëòI%Rgcª÷ŠyI%¡‰ÿ !ñ)´õ $¤ Ô’IIGÿÙ"""Simple text browser for IDLE """ from tkinter import Toplevel, Text, TclError,\ HORIZONTAL, VERTICAL, NS, EW, NSEW, NONE, WORD, SUNKEN from tkinter.ttk import Frame, Scrollbar, Button from tkinter.messagebox import showerror from idlelib.colorizer import color_config class AutoHideScrollbar(Scrollbar): """A scrollbar that is automatically hidden when not needed. Only the grid geometry manager is supported. """ def set(self, lo, hi): if float(lo) > 0.0 or float(hi) < 1.0: self.grid() else: self.grid_remove() super().set(lo, hi) def pack(self, **kwargs): raise TclError(f'{self.__class__.__name__} does not support "pack"') def place(self, **kwargs): raise TclError(f'{self.__class__.__name__} does not support "place"') class ScrollableTextFrame(Frame): """Display text with scrollbar(s).""" def __init__(self, master, wrap=NONE, **kwargs): """Create a frame for Textview. master - master widget for this frame wrap - type of text wrapping to use ('word', 'char' or 'none') All parameters except for 'wrap' are passed to Frame.__init__(). The Text widget is accessible via the 'text' attribute. Note: Changing the wrapping mode of the text widget after instantiation is not supported. """ super().__init__(master, **kwargs) text = self.text = Text(self, wrap=wrap) text.grid(row=0, column=0, sticky=NSEW) self.grid_rowconfigure(0, weight=1) self.grid_columnconfigure(0, weight=1) # vertical scrollbar self.yscroll = AutoHideScrollbar(self, orient=VERTICAL, takefocus=False, command=text.yview) self.yscroll.grid(row=0, column=1, sticky=NS) text['yscrollcommand'] = self.yscroll.set # horizontal scrollbar - only when wrap is set to NONE if wrap == NONE: self.xscroll = AutoHideScrollbar(self, orient=HORIZONTAL, takefocus=False, command=text.xview) self.xscroll.grid(row=1, column=0, sticky=EW) text['xscrollcommand'] = self.xscroll.set else: self.xscroll = None class ViewFrame(Frame): "Display TextFrame and Close button." def __init__(self, parent, contents, wrap='word'): """Create a frame for viewing text with a "Close" button. parent - parent widget for this frame contents - text to display wrap - type of text wrapping to use ('word', 'char' or 'none') The Text widget is accessible via the 'text' attribute. """ super().__init__(parent) self.parent = parent self.bind('', self.ok) self.bind('', self.ok) self.textframe = ScrollableTextFrame(self, relief=SUNKEN, height=700) text = self.text = self.textframe.text text.insert('1.0', contents) text.configure(wrap=wrap, highlightthickness=0, state='disabled') color_config(text) text.focus_set() self.button_ok = button_ok = Button( self, text='Close', command=self.ok, takefocus=False) self.textframe.pack(side='top', expand=True, fill='both') button_ok.pack(side='bottom') def ok(self, event=None): """Dismiss text viewer dialog.""" self.parent.destroy() class ViewWindow(Toplevel): "A simple text viewer dialog for IDLE." def __init__(self, parent, title, contents, modal=True, wrap=WORD, *, _htest=False, _utest=False): """Show the given text in a scrollable window with a 'close' button. If modal is left True, users cannot interact with other windows until the textview window is closed. parent - parent of this dialog title - string which is title of popup dialog contents - text to display in dialog wrap - type of text wrapping to use ('word', 'char' or 'none') _htest - bool; change box location when running htest. _utest - bool; don't wait_window when running unittest. """ super().__init__(parent) self['borderwidth'] = 5 # Place dialog below parent if running htest. x = parent.winfo_rootx() + 10 y = parent.winfo_rooty() + (10 if not _htest else 100) self.geometry(f'=750x500+{x}+{y}') self.title(title) self.viewframe = ViewFrame(self, contents, wrap=wrap) self.protocol("WM_DELETE_WINDOW", self.ok) self.button_ok = button_ok = Button(self, text='Close', command=self.ok, takefocus=False) self.viewframe.pack(side='top', expand=True, fill='both') self.is_modal = modal if self.is_modal: self.transient(parent) self.grab_set() if not _utest: self.wait_window() def ok(self, event=None): """Dismiss text viewer dialog.""" if self.is_modal: self.grab_release() self.destroy() def view_text(parent, title, contents, modal=True, wrap='word', _utest=False): """Create text viewer for given text. parent - parent of this dialog title - string which is the title of popup dialog contents - text to display in this dialog wrap - type of text wrapping to use ('word', 'char' or 'none') modal - controls if users can interact with other windows while this dialog is displayed _utest - bool; controls wait_window on unittest """ return ViewWindow(parent, title, contents, modal, wrap=wrap, _utest=_utest) def view_file(parent, title, filename, encoding, modal=True, wrap='word', _utest=False): """Create text viewer for text in filename. Return error message if file cannot be read. Otherwise calls view_text with contents of the file. """ try: with open(filename, 'r', encoding=encoding) as file: contents = file.read() except OSError: showerror(title='File Load Error', message=f'Unable to load file {filename!r} .', parent=parent) except UnicodeDecodeError as err: showerror(title='Unicode Decode Error', message=str(err), parent=parent) else: return view_text(parent, title, contents, modal, wrap=wrap, _utest=_utest) return None if __name__ == '__main__': from unittest import main main('idlelib.idle_test.test_textview', verbosity=2, exit=False) from idlelib.idle_test.htest import run run(ViewWindow)