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Persistence
来源:flutter.dev
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2019-06-08 09:03:24
Persist data with SQLite
Reading and Writing Files
Storing key-value data on disk
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Animation
Animate the properties of a Container
Fade a Widget in and out
Design
Add a Drawer to a screen
Displaying SnackBars
Exporting fonts from a package
Updating the UI based on orientation
Using Themes to share colors and font styles
Using custom fonts
Working with Tabs
Forms
Building a form with validation
Create and style a text field
Focus on a Text Field
Handling changes to a text field
Retrieve the value of a text field
Gestures
Adding Material Touch Ripples
Handling Taps
Implement Swipe to Dismiss
Images
Display images from the internet
Fade in images with a placeholder
Working with cached images
Lists
Basic List
Create a horizontal list
Creating a Grid List
Creating lists with different types of items
Place a floating app bar above a list
Working with long lists
Maintenance - Report errors to a service
Navigation
Animating a Widget across screens
Navigate to a new screen and back
Navigate with named routes
Pass arguments to a named route
Return data from a screen
Send data to a new screen
Networking
Fetch data from the internet
Making authenticated requests
Parsing JSON in the background
Working with WebSockets
Persistence
Persist data with SQLite
Reading and Writing Files
Storing key-value data on disk
Plugins
Play and pause a video
Take a picture using the Camera
Testing
Integration
An introduction to integration testing
Performance profiling
Scrolling
Unit
An introduction to unit testing
Mock dependencies using Mockito
Widget
An introduction to widget testing
Finding widgets
Tapping, dragging and entering text
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