101 lines
4.2 KiB
Python
101 lines
4.2 KiB
Python
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"""
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Dialog that allows user to specify a new config file section name.
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Used to get new highlight theme and keybinding set names.
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The 'return value' for the dialog, used two placed in configDialog.py,
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is the .result attribute set in the Ok and Cancel methods.
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"""
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from Tkinter import *
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import tkMessageBox
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class GetCfgSectionNameDialog(Toplevel):
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def __init__(self, parent, title, message, used_names):
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"""
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message - string, informational message to display
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used_names - string collection, names already in use for validity check
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"""
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Toplevel.__init__(self, parent)
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self.configure(borderwidth=5)
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self.resizable(height=FALSE, width=FALSE)
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self.title(title)
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self.transient(parent)
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self.grab_set()
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self.protocol("WM_DELETE_WINDOW", self.Cancel)
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self.parent = parent
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self.message = message
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self.used_names = used_names
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self.create_widgets()
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self.withdraw() #hide while setting geometry
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self.update_idletasks()
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#needs to be done here so that the winfo_reqwidth is valid
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self.messageInfo.config(width=self.frameMain.winfo_reqwidth())
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self.geometry(
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"+%d+%d" % (
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parent.winfo_rootx() +
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(parent.winfo_width()/2 - self.winfo_reqwidth()/2),
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parent.winfo_rooty() +
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(parent.winfo_height()/2 - self.winfo_reqheight()/2)
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) ) #centre dialog over parent
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self.deiconify() #geometry set, unhide
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self.wait_window()
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def create_widgets(self):
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self.name = StringVar(self.parent)
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self.fontSize = StringVar(self.parent)
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self.frameMain = Frame(self, borderwidth=2, relief=SUNKEN)
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self.frameMain.pack(side=TOP, expand=TRUE, fill=BOTH)
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self.messageInfo = Message(self.frameMain, anchor=W, justify=LEFT,
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padx=5, pady=5, text=self.message) #,aspect=200)
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entryName = Entry(self.frameMain, textvariable=self.name, width=30)
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entryName.focus_set()
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self.messageInfo.pack(padx=5, pady=5) #, expand=TRUE, fill=BOTH)
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entryName.pack(padx=5, pady=5)
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frameButtons = Frame(self, pady=2)
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frameButtons.pack(side=BOTTOM)
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self.buttonOk = Button(frameButtons, text='Ok',
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width=8, command=self.Ok)
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self.buttonOk.pack(side=LEFT, padx=5)
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self.buttonCancel = Button(frameButtons, text='Cancel',
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width=8, command=self.Cancel)
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self.buttonCancel.pack(side=RIGHT, padx=5)
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def name_ok(self):
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''' After stripping entered name, check that it is a sensible
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ConfigParser file section name. Return it if it is, '' if not.
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'''
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name = self.name.get().strip()
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if not name: #no name specified
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tkMessageBox.showerror(title='Name Error',
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message='No name specified.', parent=self)
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elif len(name)>30: #name too long
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tkMessageBox.showerror(title='Name Error',
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message='Name too long. It should be no more than '+
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'30 characters.', parent=self)
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name = ''
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elif name in self.used_names:
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tkMessageBox.showerror(title='Name Error',
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message='This name is already in use.', parent=self)
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name = ''
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return name
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def Ok(self, event=None):
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name = self.name_ok()
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if name:
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self.result = name
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self.destroy()
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def Cancel(self, event=None):
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self.result = ''
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self.destroy()
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if __name__ == '__main__':
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import unittest
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unittest.main('idlelib.idle_test.test_config_name', verbosity=2, exit=False)
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# also human test the dialog
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root = Tk()
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def run():
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dlg=GetCfgSectionNameDialog(root,'Get Name',
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"After the text entered with [Ok] is stripped, <nothing>, "
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"'abc', or more that 30 chars are errors. "
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"Close with a valid entry (printed), [Cancel], or [X]",
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{'abc'})
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print dlg.result
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Message(root, text='').pack() # will be needed for oher dialog tests
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Button(root, text='Click to begin dialog test', command=run).pack()
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root.mainloop()
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