Exercises
12.3 (Running the
Welcome
App) In Section 12.4, you built the Welcome app’s GUI and previewed it using Scene Builder’s Show Preview in Window option. Create anApplication
subclass— like the one shown in Section 12.5.4—to load and displayWelcome.fxml
in a JavaFX window.12.1 (
Addition
App) Create a JavaFX version of the addition program in Fig. 2.7. Use twoText-Field
s to receive the user’s input and aButton
to initiate the calculation. Display the results in aLabel
. SinceTextField
methodgetText
returns aString
, you must convert theString
the user enters to anint
for use in calculations. Recall that thestatic
methodparseInt
of classInteger
takes aString
argument representing an integer and returns the value as anint
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