mirror of https://github.com/python/cpython.git
111 lines
2.6 KiB
Python
111 lines
2.6 KiB
Python
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"""Easy to use dialogs.
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Message(msg) -- display a message and an OK button.
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AskString(prompt, default) -- ask for a string, display OK and Cancel buttons.
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AskYesNoCancel(question, default) -- display a question and Yes, No and Cancel buttons.
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More documentation in each function.
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This module uses DLOG resources 256, 257 and 258.
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Based upon STDWIN dialogs with the same names and functions.
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"""
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from Dlg import GetNewDialog, SetIText, GetIText, ModalDialog
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def Message(msg):
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"""Display a MESSAGE string.
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Return when the user clicks the OK button or presses Return.
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The MESSAGE string can be at most 255 characters long.
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"""
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id = 256
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d = GetNewDialog(id, -1)
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if not d:
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print "Can't get DLOG resource with id =", id
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return
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tp, h, rect = d.GetDItem(2)
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SetIText(h, msg)
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while 1:
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n = ModalDialog(None)
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if n == 1:
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return
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def AskString(prompt, default = ""):
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"""Display a PROMPT string and a text entry field with a DEFAULT string.
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Return the contents of the text entry field when the user clicks the
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OK button or presses Return.
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Return None when the user clicks the Cancel button.
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If omitted, DEFAULT is empty.
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The PROMPT and DEFAULT strings, as well as the return value,
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can be at most 255 characters long.
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"""
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id = 257
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d = GetNewDialog(id, -1)
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if not d:
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print "Can't get DLOG resource with id =", id
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return
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tp, h, rect = d.GetDItem(3)
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SetIText(h, prompt)
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tp, h, rect = d.GetDItem(4)
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SetIText(h, default)
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d.SelIText(4, 0, 255)
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while 1:
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n = ModalDialog(None)
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if n == 1:
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tp, h, rect = d.GetDItem(4)
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return GetIText(h)
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if n == 2: return None
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def AskYesNoCancel(question, default = 0):
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## """Display a QUESTION string which can be answered with Yes or No.
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##
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## Return 1 when the user clicks the Yes button.
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## Return 0 when the user clicks the No button.
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## Return -1 when the user clicks the Cancel button.
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##
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## When the user presses Return, the DEFAULT value is returned.
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## If omitted, this is 0 (No).
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##
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## The QUESTION strign ca be at most 255 characters.
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## """
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id = 258
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d = GetNewDialog(id, -1)
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if not d:
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print "Can't get DLOG resource with id =", id
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return
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# Button assignments:
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# 1 = default (invisible)
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# 2 = Yes
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# 3 = No
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# 4 = Cancel
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# The question string is item 5
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tp, h, rect = d.GetDItem(5)
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SetIText(h, question)
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while 1:
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n = ModalDialog(None)
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if n == 1: return default
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if n == 2: return 1
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if n == 3: return 0
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if n == 4: return -1
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def test():
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Message("Testing EasyDialogs.")
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ok = AskYesNoCancel("Do you want to proceed?")
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if ok > 0:
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s = AskString("Enter your first name")
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Message("Thank you,\015%s" % `s`)
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if __name__ == '__main__':
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test()
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