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SGD113Module4

GUI development in Python

QuestionAnswer
An ______ program responds to actions regardless of the order in which they occur event-driven
A complex GUI program may require more than one ____ window to be in existence at one time. root
A group of ____________ share one special object that reflects which of the check buttons are selected. radio buttons
A widget that can generate an event must have the ____ bound with an event handler. event
A widget's ______ method defines where an object is placed within its master widget. grid()
A(n) ____________________ is a GUI element that accepts and displays multiple lines of text. text box
A(n) ____________________ is a GUI element that allows, as a group, the user to select one option from several. radio button
A(n) ____________________ is a GUI element that allows the user to select or not select an option. check button
A(n) ____________________ is a GUI element that allows, as a group, the user to select one option from several. radio button
A(n) ____________________ loop calls the appropriate event handlers when events occur. event
GUI programs are traditionally _____ driven. event
_______ only allow one choice to be selected at one time while check buttons allow any combination of choices to be selected from the group. radio buttons
The foundation of a GUI program is its _____ window. root
The grid layout manager lets you place widgets at specific locations by treating the ______ as a grid. frame
To create a root window, you instantiate an object of what class? Tk
Usually, what do you assign to a widget's command option? method
What Entry widget method places text into the widget? insert()
What Text widget method returns the text in the widget? get()
What Text widget method removes text from the widget? delete
What Tkinter class is good for displaying multiple lines of text in a GUI? text
Each GUI element is connected to its ______ master
A ______ variable is a special kind of variable that can be only true or false boolean
What is the method that begins a GUI program's event loop? mainloop()
What kind of object does a check button need associated with it to reflect the check button's status? BooleanVar
What kind of object does a group of radio buttons need associated with it to reflect which of the radio buttons is selected? StringVar
What method can you use to modify a widget's options? configure()
What method sets the size of a root window? geometry
You must pass a _________ to the constructor of a new widget object? master
What widget object grid() parameter would you pass a value so that the widget will span more than one column? columnspan
What widget object grid() parameter would you pass a value to set the position of the widget within its defined cell(s)? sticky
What widget option do you set to bind the activation of the widget with an event handler? command
You can have only one root window in a ______ program Tkinter
When you write an event-driven program, you bind events with _________ event handlers
A _____ can hold other widgets frame
A _______ widget is not interactive label
You might choose not to suppress the __________ that a GUI program generates because this can be used to display any error messages that the GUI program produces. console window
What kind of object does a check button need associated with it to reflect the check button's status? boolean variable
What kind of object does a group of radio buttons need associated with it to reflect which of the radio buttons is selected? stringVar
What method can you use to modify a widget's options? configure()
Created by: galvanl