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GUI component interaction: Difference between revisions
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added whitespace before the TOC, added a Task (bold) header, presented three bullet items in the task requirements instead of a long sentence, split other requirements into separate sentences.
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* pop up dialogs to query the user for further information
The task: For a minimal "application", write a program that presents ▼
;Task:
▲
::* a numeric input field ("Value")
::* a button ("increment")
::* a button ("random")
The field is initialized to zero.
The user may manually enter a new value into the field,
or increment its value with the "increment" button.
Entering a non-numeric value should be either impossible,
or issue an error message.
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and resets the field's value to a random value if the answer is "Yes".
(This task may be regarded as an extension of the task [[Simple windowed application]]).<br><br>
=={{header|Ada}}==
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