Android Development Learning-view, android development-view

Android Development Learning-view, android development-view

Question: With a strong interest in Android development, Study jams joined the online learning group and started his Android learning journey.
I. Preparations before learning:

1. Build the development environment of "Android Studio" by yourself.
2. understand some common operations.

Ii. Enter course 1A-initial View
1. view is a rectangular module on the screen. Different types of views (TextView, ImagineView, And Button) are combined to form
Into the screen Layout-Layout, and ultimately the UI.
2. identify different blocks (TextView, ImagineView, And Button). TextView is used to display text and ImagineView.
Image, Button is used to click the trigger event.

3. What is "XML "?
1. XML is an extensible markup language, which is used to define the programming language during development.
2 follow the Camel-Case method );
3. syntax rules: Closure of angle brackets, parent-child relationship between linearlayout and ** view, and syntax

<Ignore_js_op>
"Wrap_content" automatically adapts to the long width of text. "** Sp" can be used to set the textSize textAppearance = "? Android: textAppearanceLarge "adaptive to different devices SP view the style-color in the Material design document to find the Google color hexadecimal table.
4. ImageView1.Src
5. The development document introduces the website pai.android.com. During Android development, you can view information required by Android Developers, such as code and view.
Vi. My work

 

The first section is completed ············

Take it easy ················