Download Android Studio Essentials by Belen Cruz Zapata PDF

By Belen Cruz Zapata

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Styles and themes are created as resources under the /src/res/values folder. To continue our example, follow these steps: 1. Open the main layout using the graphical editor. The selected theme for our layout is indicated as AppTheme in the toolbar. xml. 2. Open the styles file. DarkActionBar. 3. To customize the theme, edit the styles file. DarkActionBar"> @color/custom_theme_color #dddddd 4. Save the file and switch to the layout tab.

Appearance: This category configures the appearance of the editor. Here, you can change the theme, customize the fonts and colors, and so on. We recommend checking the next two options. They are unchecked by default: °° Show line numbers: This shows the line numbers on the left edge of the editor. It can be very useful when we are debugging or examining the log. °° Show method separators: This visually separates the methods of a class. • Colors & Fonts: This category changes fonts and colors.

The closing parenthesis and the brackets are added to complete the method specification. [ 36 ] Chapter 4 Code generation To generate blocks of code in a class, navigate to Code | Generate or use the Alt + Insert shortcut. We can generate constructors, getters and setters methods, and equals and toString methods. We can also override or delegate methods. Another way of generating code is surrounding some of our code with statements (if, if/else, while, for, try/catch, and so on). Select a code line and navigate to Code | Surround With or press Ctrl + Alt + T.

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