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svn+ssh://pythondev@svn.python.org/python/trunk ........ r78988 | matthias.klose | 2010-03-16 11:48:52 +0100 (Tue, 16 Mar 2010) | 3 lines - Issue #4961: Inconsistent/wrong result of askyesno function in tkMessageBox with Tcl/Tk-8.5. ........
134 lines
3.6 KiB
Python
134 lines
3.6 KiB
Python
# tk common message boxes
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#
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# this module provides an interface to the native message boxes
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# available in Tk 4.2 and newer.
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#
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# written by Fredrik Lundh, May 1997
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#
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#
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# options (all have default values):
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#
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# - default: which button to make default (one of the reply codes)
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#
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# - icon: which icon to display (see below)
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#
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# - message: the message to display
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#
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# - parent: which window to place the dialog on top of
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#
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# - title: dialog title
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#
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# - type: dialog type; that is, which buttons to display (see below)
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#
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from tkinter.commondialog import Dialog
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#
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# constants
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# icons
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ERROR = "error"
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INFO = "info"
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QUESTION = "question"
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WARNING = "warning"
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# types
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ABORTRETRYIGNORE = "abortretryignore"
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OK = "ok"
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OKCANCEL = "okcancel"
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RETRYCANCEL = "retrycancel"
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YESNO = "yesno"
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YESNOCANCEL = "yesnocancel"
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# replies
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ABORT = "abort"
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RETRY = "retry"
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IGNORE = "ignore"
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OK = "ok"
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CANCEL = "cancel"
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YES = "yes"
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NO = "no"
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#
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# message dialog class
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class Message(Dialog):
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"A message box"
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command = "tk_messageBox"
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#
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# convenience stuff
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# Rename _icon and _type options to allow overriding them in options
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def _show(title=None, message=None, _icon=None, _type=None, **options):
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if _icon and "icon" not in options: options["icon"] = _icon
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if _type and "type" not in options: options["type"] = _type
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if title: options["title"] = title
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if message: options["message"] = message
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res = Message(**options).show()
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# In some Tcl installations, yes/no is converted into a boolean.
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if isinstance(res, bool):
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if res:
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return YES
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return NO
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# In others we get a Tcl_Obj.
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return str(res)
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def showinfo(title=None, message=None, **options):
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"Show an info message"
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return _show(title, message, INFO, OK, **options)
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def showwarning(title=None, message=None, **options):
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"Show a warning message"
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return _show(title, message, WARNING, OK, **options)
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def showerror(title=None, message=None, **options):
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"Show an error message"
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return _show(title, message, ERROR, OK, **options)
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def askquestion(title=None, message=None, **options):
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"Ask a question"
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return _show(title, message, QUESTION, YESNO, **options)
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def askokcancel(title=None, message=None, **options):
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"Ask if operation should proceed; return true if the answer is ok"
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s = _show(title, message, QUESTION, OKCANCEL, **options)
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return s == OK
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def askyesno(title=None, message=None, **options):
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"Ask a question; return true if the answer is yes"
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s = _show(title, message, QUESTION, YESNO, **options)
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return s == YES
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def askyesnocancel(title=None, message=None, **options):
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"Ask a question; return true if the answer is yes, None if cancelled."
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s = _show(title, message, QUESTION, YESNOCANCEL, **options)
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# s might be a Tcl index object, so convert it to a string
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s = str(s)
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if s == CANCEL:
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return None
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return s == YES
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def askretrycancel(title=None, message=None, **options):
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"Ask if operation should be retried; return true if the answer is yes"
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s = _show(title, message, WARNING, RETRYCANCEL, **options)
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return s == RETRY
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# --------------------------------------------------------------------
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# test stuff
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if __name__ == "__main__":
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print("info", showinfo("Spam", "Egg Information"))
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print("warning", showwarning("Spam", "Egg Warning"))
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print("error", showerror("Spam", "Egg Alert"))
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print("question", askquestion("Spam", "Question?"))
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print("proceed", askokcancel("Spam", "Proceed?"))
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print("yes/no", askyesno("Spam", "Got it?"))
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print("yes/no/cancel", askyesnocancel("Spam", "Want it?"))
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print("try again", askretrycancel("Spam", "Try again?"))
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