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⚠️ This article was written in 2022. Some content may be outdated.

Tauri 1.0 Stable: Desktop Applications

最近在团队中落地Tauri 1.0 正式版桌面应用, and accumulated quite a bit of experience. Here's a summary for reference, hoping it helps those doing similar work.

Core Concepts

实际项目中的用法会更复杂一些:

javascript
import React, { useState, useCallback } from 'react'
import { View, Text, FlatList, TouchableOpacity, StyleSheet } from 'react-native'

const ItemList = ({ data, onRefresh }) => {
  const [refreshing, setRefreshing] = useState(false)
  const handleRefresh = useCallback(async () => {
    setRefreshing(true)
    await onRefresh()
    setRefreshing(false)
  }, [onRefresh])

  const renderItem = useCallback(({ item }) => (
    <TouchableOpacity style={styles.item}>
      <Text style={styles.title}>{item.title}</Text>
    </TouchableOpacity>
  ), [])

  return (
    <FlatList data={data} renderItem={renderItem}
      keyExtractor={item => item.id}
      refreshing={refreshing} onRefresh={handleRefresh} />
  )
}

Through this approach, both the testability and scalability of the code are improved.

In-Depth Analysis

Here is a complete example:

javascript
import React, { useState, useCallback } from 'react'
import { View, Text, FlatList, TouchableOpacity, StyleSheet } from 'react-native'

const ItemList = ({ data, onRefresh }) => {
  const [refreshing, setRefreshing] = useState(false)
  const handleRefresh = useCallback(async () => {
    setRefreshing(true)
    await onRefresh()
    setRefreshing(false)
  }, [onRefresh])

  const renderItem = useCallback(({ item }) => (
    <TouchableOpacity style={styles.item}>
      <Text style={styles.title}>{item.title}</Text>
    </TouchableOpacity>
  ), [])

  return (
    <FlatList data={data} renderItem={renderItem}
      keyExtractor={item => item.id}
      refreshing={refreshing} onRefresh={handleRefresh} />
  )
}

Pay attention to boundary condition handling, which is critical in production.

Implementation Experience

The key lies in understanding the core logic:

javascript
import React, { useState, useCallback } from 'react'
import { View, Text, FlatList, TouchableOpacity, StyleSheet } from 'react-native'

const ItemList = ({ data, onRefresh }) => {
  const [refreshing, setRefreshing] = useState(false)
  const handleRefresh = useCallback(async () => {
    setRefreshing(true)
    await onRefresh()
    setRefreshing(false)
  }, [onRefresh])

  const renderItem = useCallback(({ item }) => (
    <TouchableOpacity style={styles.item}>
      <Text style={styles.title}>{item.title}</Text>
    </TouchableOpacity>
  ), [])

  return (
    <FlatList data={data} renderItem={renderItem}
      keyExtractor={item => item.id}
      refreshing={refreshing} onRefresh={handleRefresh} />
  )
}

Performance optimization should be tailored to specific scenarios; not all cases require over-optimization.

Optimization Strategies

We can improve it in the following ways:

javascript
import React, { useState, useCallback } from 'react'
import { View, Text, FlatList, TouchableOpacity, StyleSheet } from 'react-native'

const ItemList = ({ data, onRefresh }) => {
  const [refreshing, setRefreshing] = useState(false)
  const handleRefresh = useCallback(async () => {
    setRefreshing(true)
    await onRefresh()
    setRefreshing(false)
  }, [onRefresh])

  const renderItem = useCallback(({ item }) => (
    <TouchableOpacity style={styles.item}>
      <Text style={styles.title}>{item.title}</Text>
    </TouchableOpacity>
  ), [])

  return (
    <FlatList data={data} renderItem={renderItem}
      keyExtractor={item => item.id}
      refreshing={refreshing} onRefresh={handleRefresh} />
  )
}

This approach has been running stably in production for over six months and has been practically validated.

Summary

  • In team collaboration, conventions and documentation are more important than the technology itself
  • Stay updated with the community; technical solutions need continuous iteration
  • Don't adopt new technology just for the sake of it
  • Code examples are for reference only and need to be adjusted according to your business scenario
  • Tauri 1.0 正式版桌面应用不是银弹,需要根据项目规模和技术栈选择

MIT Licensed