* Checks whether the given request code is a valid code by masking it with 0xffff0000. Throws * an {@linkIllegalArgumentException} if the code is not valid. */ static voidcheckForValidRequestCode(int requestCode) { if ((requestCode &0xffff0000) !=0) { throw new IllegalArgumentException("...
requestCode-->鉴别是谁打开的。 resultCode--->鉴别谁返回(关闭)的。 void android.app.Activity.startActivityForResult(Intentintent, int requestCode) void android.app.Activity.setResult(int resultCode, Intent data)
37});38}3940/**41* 当从其他页面返回来的时候,会调用此方法42*/43@Override44protectedvoidonActivityResult(intrequestCode,intresultCode, Intent data) {45super.onActivityResult(requestCode, resultCode, data);46if(requestCode ==REQUEST_CODE) {47if(resultCode ==ReceiveAcitivity.RUSULT_CODE_1) {48Toast...
getText().toString()); 34 // 执行跳转 35 startActivityForResult(intent, REQUEST_CODE); 36 } 37 }); 38 } 39 40 /** 41 * 当从其他页面返回来的时候,会调用此方法 42 */ 43 @Override 44 protected void onActivityResult(int requestCode, int resultCode, Intent data) { 45 super....
// RequestCode是获取返回用的!privatefinalintPERMISSION_REQUEST_CODE=1; // 方法,获取位置权限protectedvoidrequestFineLocationPermission(){String permission=Manifest.permission.ACCESS_FINE_LOCATION;if(ContextCompat.checkSelfPermission(this,permission)!=PackageManager.PERMISSION_GRANTED){// 此时还没有权限!Activity...
onActivityResult(int requestCode,int resultCode,Inten data) onActivityResult中 第一个参数:这个整数requestCode用于与startActivityForResult中的requestCode中值进行比较判断,是以便确认返回的数据是从哪个Activity返回的。 第二个参数:这整数resultCode是由子Activity通过其setResult()方法返回。适用于多个activity都返回数据...
if (requestCode ==REQUEST_CODE_SCAN) { Object obj =data.getParcelableExtra(ScanUtil. RESULT); if (obj instanceofHmsScan) { if (!TextUtils.isEmpty(((HmsScan)obj).getOriginalValue())) { Toast.makeText( this, ((HmsScan) obj).getOriginalValue(), Toast.LENGTH_SHORT).show(); ...
[pos]); // 根据下载地址构建一个Uri对象 Request down = new Request(uri); // 创建一个下载请求对象,指定从哪里下载文件 down.setTitle(ApkConstant.NAME_ARRAY[pos] + "下载信息"); // 设置任务标题 down.setDescription(ApkConstant.NAME_ARRAY[pos] + "安装包正在下载"); // 设置任务描述 // ...
Intent intent =new Intent(MainActivity.this,TwoActivity.this); StartActivityForResult(intent,1111) protected viod onActivityResult(int requestCode,int resultCode,Intent data){ super.onActivityResult(request,resultCode,data); String str=data.getStringExtra("data") tv.setText(str); } 第2个activity: ...
@RequestMapping(value="/get",method=RequestMethod.GET) public ReturnObject testGet() { ReturnObject ro = new ReturnObject(true,"test"); return ro; } @ResponseBody @RequestMapping(value="/post",method=RequestMethod.POST) public ReturnObject testPost(@RequestParam("testname")String testname) {...