MainActivity.kt
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package com.naji.one_key
import androidx.annotation.NonNull;
import io.flutter.embedding.android.FlutterActivity
import io.flutter.embedding.engine.FlutterEngine
import io.flutter.plugins.GeneratedPluginRegistrant
import android.os.Bundle
import android.util.Log
import io.flutter.plugin.common.MethodChannel
import io.flutter.plugin.common.MethodCall
import android.content.Intent
import android.speech.RecognizerIntent
class MainActivity: FlutterActivity() {
private var TAG = "| com.naji.book |"
// 通道名称
private var CHANNEL = "com.naji/book"
// native端的Intent数据
private var intentMap = mutableMapOf<String, String>()
// 语音转文字结果回调
private var pendingSpeechResult: MethodChannel.Result? = null
private val SPEECH_REQUEST_CODE = 77012
override fun configureFlutterEngine(@NonNull flutterEngine: FlutterEngine) {
GeneratedPluginRegistrant.registerWith(flutterEngine);
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
// flutter版本更新后使用 getFlutterEngine().getDartExecutor().getBinaryMessenger()代替 getFlutterView()
val channel = MethodChannel(getFlutterEngine()?.getDartExecutor()?.getBinaryMessenger()!!, CHANNEL)
// 这里要获取启动时的intent
val uri = intent.data
if(intent.data != null){
Log.i("flutter","onCreate"+intent.data.toString())
}
val paramsMap = mutableMapOf<String, String>()
if (uri != null) {
val set = uri.queryParameterNames
for (name in set) {
val value = uri.getQueryParameter(name)
paramsMap[name.toString()] = value.toString()
}
}
intentMap = paramsMap
channel.setMethodCallHandler { call, result ->
Log.i(TAG,intentMap.toString());
when (call.method) {
"getIntent" -> get_intent(call, result)
"startSpeechRecognition" -> start_speech_recognition(call, result)
}
}
}
override fun onNewIntent(intent: Intent) {
super.onNewIntent(intent)
if(intent.data != null){
Log.i("flutter","onNewIntent"+intent.data.toString())
}
// flutter版本更新后使用 getFlutterEngine().getDartExecutor().getBinaryMessenger()代替 getFlutterView()
val channel = MethodChannel(getFlutterEngine()?.getDartExecutor()?.getBinaryMessenger()!!, CHANNEL)
// 这里要获取启动时的intent
val uri = intent.data
val paramsMap = mutableMapOf<String, String>()
if (uri != null) {
val set = uri.queryParameterNames
for (name in set) {
val value = uri.getQueryParameter(name)
paramsMap[name.toString()] = value.toString()
}
}
intentMap = paramsMap
channel.invokeMethod("getIntent",intentMap)
// channel.setMethodCallHandler { call, result ->
// Log.i(TAG,intentMap.toString());
// when (call.method) {
// "getIntent" -> get_intent(call, result)
// }
// }
}
// 获取intent
private fun get_intent(call: MethodCall, result: MethodChannel.Result) {
Log.i(TAG, "调用${call.method}方法")
result.success(intentMap)
intentMap.clear();
}
// 打开系统语音识别界面，识别结果通过 onActivityResult 回传
private fun start_speech_recognition(call: MethodCall, result: MethodChannel.Result) {
val intent = Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH).apply {
putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL, RecognizerIntent.LANGUAGE_MODEL_FREE_FORM)
putExtra(RecognizerIntent.EXTRA_LANGUAGE, "zh-CN")
putExtra(RecognizerIntent.EXTRA_PROMPT, "请说出要咨询的问题")
}
try {
pendingSpeechResult = result
startActivityForResult(intent, SPEECH_REQUEST_CODE)
} catch (e: Exception) {
pendingSpeechResult = null
result.error("SPEECH_UNAVAILABLE", e.message, null)
}
}
override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
super.onActivityResult(requestCode, resultCode, data)
if (requestCode != SPEECH_REQUEST_CODE) return
val result = pendingSpeechResult
pendingSpeechResult = null
if (result == null) return
if (resultCode == RESULT_OK && data != null) {
val matches = data.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS)
result.success(matches?.firstOrNull() ?: "")
} else {
result.success("")
}
}
}