[英]How to use onAcitivtyResult into some fragments int Android
在我的应用程序中,我有一个activity
( MainActivity )和一些fragments
( ServicesFragment , NewAddressFragment )。
在使用ServicesFragment viewPager
和NewAddressFragment使用getFragmentManager().replace ...
作秀这个fragments
!
在这个fragments
,我用onActivityResult
,但在一赠冲突fragments
不会调用的代码onActivityResult
码中的一个fragments
。
我写下面的代码,请看这里。
主要活动 :
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
Fragment servicesFrag = bottomNavAdapter.getItem(mainViewPager.getCurrentItem());
if (servicesFrag instanceof ServicesFragment) {
((ServicesFragment) servicesFrag).onActivityResult(requestCode, resultCode, data);
}
}
ServiceFragment:
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
Log.e("BazaarPaymentLog", "Result");
Log.e("BazaarPaymentLog", "bazaarRequestCode : " + bazaarRequestCode);
if (iabHelper == null) return;
if (requestCode == bazaarRequestCode) {
String purchaseData = data.getStringExtra("INAPP_PURCHASE_DATA");
if (resultCode == RESULT_OK) {
try {
JSONObject jo = new JSONObject(purchaseData);
purchaseToken = jo.getString("purchaseToken");
productId = jo.getString("productId");
packageName = jo.getString("packageName");
Log.e("BazaarPaymentLog", "purchaseToken : " + purchaseToken);
if (iabHelper != null) {
iabHelper.handleActivityResult(requestCode, resultCode, data);
}
} catch (JSONException e) {
e.printStackTrace();
}
}
} else {
super.onActivityResult(requestCode, resultCode, data);
}
}
NewAddressFragment:
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (resultCode == RESULT_OK) {
if (requestCode == REQUEST_TAKE_PHOTO || requestCode == REQUEST_PICK_PHOTO) {
if (data != null) {
// Get the Image from data
Uri selectedImage = data.getData();
String[] filePathColumn = {MediaStore.Images.Media.DATA};
Cursor cursor = getActivity().getContentResolver().query(selectedImage, filePathColumn, null, null, null);
assert cursor != null;
cursor.moveToFirst();
int columnIndex = cursor.getColumnIndex(filePathColumn[0]);
mediaPath = cursor.getString(columnIndex);
cursor.close();
postPath = mediaPath;
uploadImageToServer(postPath);
}
} else if (requestCode == CAMERA_PIC_REQUEST) {
if (Build.VERSION.SDK_INT > 21) {
postPath = mImageFileLocation;
} else {
postPath = fileUri.getPath();
}
uploadImageToServer(postPath);
}
} else if (resultCode != RESULT_CANCELED) {
Toast.makeText(getActivity(), "Failed", Toast.LENGTH_LONG).show();
}
}
当在MainActivity
编写onActivityResult
代码时,在ServicesFragment
调用 onActivityResult
代码,而在NewAddressFragment
不调用 onActivityResult
代码。
但是,当在MainActivity
删除onActivityResult
代码时,在ServicesFragment
不要调用 onActivityResult
代码,而在NewAddressFragment
请调用 onActivityResult
代码。
我该如何解决?
在MainActivity的onActivityResult内部使用以下代码:
代替这个:-
@Override protected void onActivityResult(int requestCode, int resultCode, Intent data) {
Fragment servicesFrag = bottomNavAdapter.getItem(mainViewPager.getCurrentItem());
if (servicesFrag instanceof ServicesFragment) {
((ServicesFragment) servicesFrag).onActivityResult(requestCode, resultCode, data);
}
}
用这个 :-
@Override
protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
for(Fragment fragment : getSupportFragmentManager().getFragments()){
fragment.onActivityResult(requestCode,resultCode,data);
}
}
让我知道它是否有效
请将此行添加到活动的onActivityResult中
Fragment servicesFrag = bottomNavAdapter.getItem(mainViewPager.getCurrentItem());
Fragment addressFrag = findFragmentByTag("NewAddressFragmentTag");
if (servicesFrag instanceof ServicesFragment) {
((ServicesFragment) servicesFrag).onActivityResult(requestCode, resultCode, data);
}
if (addressFrag instanceof NewAddressFragment) {
((NewAddressFragment) addressFrag).onActivityResult(requestCode, resultCode, data);
}
}
我可以解决我的问题!
用以下代码更改MainActivity代码:
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
Fragment servicesFrag = bottomNavAdapter.getItem(mainViewPager.getCurrentItem());
Fragment addressFrag = getSupportFragmentManager().findFragmentByTag("NewAddressFragmentTag");
if (servicesFrag instanceof ServicesFragment) {
((ServicesFragment) servicesFrag).onActivityResult(requestCode, resultCode, data);
}
if (addressFrag instanceof NewAddressFragment) {
super.onActivityResult(requestCode, resultCode, data);
}
}
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