附上我參考的大神鏈接https://blog.csdn.net/wenzhi20102321/article/details/80487975
申請(qǐng)三個(gè)權(quán)限渠羞,錄音和文件讀寫(xiě)是附加的契吉,最重要的是撥打電話權(quán)限
//1漠其、首先將需要的權(quán)限寫(xiě)到manifest.xml
<uses-permission android:name="android.permission.CALL_PHONE"/>
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.RECORD_AUDIO"/>
activity.java
public class MainActivity extends AppCompatActivity {
Context mContext;
private TextView bohao;
//申請(qǐng)三個(gè)權(quán)限贫悄,錄音和文件讀寫(xiě)是附加的,最重要的是撥打電話權(quán)限
//1娘摔、首先聲明一個(gè)數(shù)組permissions窄坦,將需要的權(quán)限都放在里面
String[] permissions = new String[]{Manifest.permission.RECORD_AUDIO,
Manifest.permission.READ_EXTERNAL_STORAGE,Manifest.permission.CALL_PHONE};
//2、創(chuàng)建一個(gè)mPermissionList凳寺,逐個(gè)判斷哪些權(quán)限未授予鸭津,未授予的權(quán)限存儲(chǔ)到mPerrrmissionList中
List<String> mPermissionList = new ArrayList<>();
private final int mRequestCode = 100;//權(quán)限請(qǐng)求碼
public final int REQUEST_CALL_PERMISSION = 10111; //撥號(hào)請(qǐng)求碼
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
bohao = findViewById(R.id.bohao);
bohao.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String mobile = "123456";
String phone;
//這里我直接在頁(yè)面創(chuàng)建的時(shí)候請(qǐng)求權(quán)限,其實(shí)不太好肠缨,這里只是為了演示
//一般是在觸發(fā)某個(gè)事件的時(shí)候再請(qǐng)求動(dòng)態(tài)權(quán)限逆趋,比如點(diǎn)擊按鈕跳轉(zhuǎn)到一個(gè)拍照頁(yè)面,如果權(quán)限通過(guò)就跳轉(zhuǎn)晒奕,否者吐司說(shuō)沒(méi)有權(quán)限闻书!
if (Build.VERSION.SDK_INT >= 23) {//6.0才用動(dòng)態(tài)權(quán)限
initPermission();
}
}
});
}
//權(quán)限判斷和申請(qǐng)
private void initPermission() {
mPermissionList.clear();//清空沒(méi)有通過(guò)的權(quán)限
//逐個(gè)判斷你要的權(quán)限是否已經(jīng)通過(guò)
for (int i = 0; i < permissions.length; i++) {
if (ContextCompat.checkSelfPermission(this, permissions[i]) != PackageManager.PERMISSION_GRANTED) {
mPermissionList.add(permissions[i]);//添加還未授予的權(quán)限
}
}
//申請(qǐng)權(quán)限
if (mPermissionList.size() > 0) {//有權(quán)限沒(méi)有通過(guò),需要申請(qǐng)
ActivityCompat.requestPermissions(this, permissions, mRequestCode);
}else{
//說(shuō)明權(quán)限都已經(jīng)通過(guò)脑慧,可以做你想做的事情去,例如撥打電話123
call("tel:"+"123");
}
}
/**
* 檢查權(quán)限后的回調(diào)
* @param requestCode 請(qǐng)求碼
* @param permissions 權(quán)限
* @param grantResults 結(jié)果
*/
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions,
@NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
boolean hasPermissionDismiss = false;//有權(quán)限沒(méi)有通過(guò)
if (mRequestCode == requestCode) {
for (int i = 0; i < grantResults.length; i++) {
if (grantResults[i] == -1) {
hasPermissionDismiss = true;
}
}
//如果有權(quán)限沒(méi)有被允許
if (hasPermissionDismiss) {
showPermissionDialog();//跳轉(zhuǎn)到系統(tǒng)設(shè)置權(quán)限頁(yè)面魄眉,或者直接關(guān)閉頁(yè)面,不讓他繼續(xù)訪問(wèn)
}else{
//全部權(quán)限通過(guò)闷袒,可以進(jìn)行下一步操作坑律。。囊骤。
}
}
}
/**
* 不再提示權(quán)限時(shí)的展示對(duì)話框
*/
AlertDialog mPermissionDialog;
String mPackName = "com.huawei.liwenzhi.weixinasr";
private void showPermissionDialog() {
if (mPermissionDialog == mPermissionDialog ) {
mPermissionDialog = new AlertDialog.Builder(this)
.setMessage("已禁用權(quán)限晃择,請(qǐng)手動(dòng)授予")
.setPositiveButton("設(shè)置", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
goIntentSetting();//跳轉(zhuǎn)到設(shè)置
}
})
.setNegativeButton("取消", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
//關(guān)閉頁(yè)面或者做其他操作
cancelPermissionDialog();
}
})
.create();
}
mPermissionDialog.show();
}
//跳轉(zhuǎn)到設(shè)置頁(yè)面
private void goIntentSetting() {
Uri packageURI = Uri.parse("package:" + "com.example.administrator.hello");
Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS,packageURI);
startActivity(intent);
try {
mContext.startActivity(intent);
} catch (Exception e) {
e.printStackTrace();
}
}
//關(guān)閉對(duì)話框
private void cancelPermissionDialog() {
mPermissionDialog.cancel();
}
/**
* 撥打電話(直接撥打)
* @param telPhone 電話
*/
public void call(String telPhone){
Intent intent = new Intent(Intent.ACTION_CALL,Uri.parse(telPhone));
startActivity(intent);
}
}