By Belén Cruz Zapata
Cellular apps became very popular during the last few years and supply a superb opportunity for builders. Android is now the most well known cellular platforms on the planet. the hot Android Studio IDE has brought a really expert improvement atmosphere, welcomed by means of the rising Android neighborhood, that's ideal for the improvement of apps.
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Extra resources for Android Studio Application Development
Select a component and drag it into the layout preview, for example, navigate to Text Fields | Person Name and place it below the text view. In the component tree view, now there is a new EditText object. Keep the text field selected to examine its properties loaded in the properties inspector. Let's change some of them and observe the differences in the layout preview and in the component tree. layout:width: Its current value is wrap_content. This option will adapt the width of the field to its content.
Open the file structure of our main activity and observe how the structure is presented, displaying the list of methods, the icons that indicate the type of element, or the icons that indicate the visibility of the element. Previous Method: Navigates to the previous method. Useful actions Some useful shortcuts are exposed in the following list: Ctrl + W: Selects the expressions based on grammar. Keep pressing these keys again and again to expand the selection. Ctrl + /: Comments each line of the selected code.
It's time to start programming! Have you ever wanted to be able to program more efficiently? How can you speed up your development process? Do you want to learn useful shortcuts to, for example, comment more than one line at once, find and replace strings, or move faster through different parameters in a method call? In this chapter we will learn how to use the code editor and how to customize it in order to feel more comfortable when programming. It is worth knowing the basic features of the code editor in order to increase the developer productivity.