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<googlehtmlet>BUY_IOS7ios9_upgrade</googlehtmlet>
Select the text field and change the Keyboard property in the Attributes Inspector to Numbers and Punctuation, then change the Placeholder setting to US Dollars (USD). Once completed, the view should appear as illustrated in the following figure:
<htmlet>adsdaqbox_flow</htmlet>
[[Image:ios_7_uipickerview_example_layoutios_7_uipickerview_example_layout2.png|The user interface layout for an iOS 7 UIPickerView example app]]
Figure 30-1
Finally, Ctrl-click on the text field object and drag the line to the area immediately beneath the newly created outlets in the Assistant Editor panel. Release the line and, within the connection dialog, establish an Action method on the Did End On Exit event configured to call a method named textFieldReturn.
The user interface is now designed and the outlets and action connected.
== Initializing the Arrays ==
}
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<htmlet>ios9_upgrade</htmlet>
== Implementing the DataSource Protocol ==
<googlehtmlet>BUY_IOS7ios9_upgrade</googlehtmlet>
