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maning
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Jun 4, 2018
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46 changes: 46 additions & 0 deletions
46
libraryzxing/src/main/java/com/google/zxing/client/android/other/ActResultRequest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| package com.google.zxing.client.android.other; | ||
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| import android.app.Activity; | ||
| import android.app.FragmentManager; | ||
| import android.content.Intent; | ||
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| /** | ||
| * <pre> | ||
| * author : maning | ||
| * e-mail : xxx@xx | ||
| * time : 2018/06/04 | ||
| * desc : | ||
| * version: 1.0 | ||
| * </pre> | ||
| */ | ||
| public class ActResultRequest { | ||
| private OnActResultEventDispatcherFragment fragment; | ||
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| public ActResultRequest(Activity activity) { | ||
| fragment = getEventDispatchFragment(activity); | ||
| } | ||
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| private OnActResultEventDispatcherFragment getEventDispatchFragment(Activity activity) { | ||
| final FragmentManager fragmentManager = activity.getFragmentManager(); | ||
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| OnActResultEventDispatcherFragment fragment = findEventDispatchFragment(fragmentManager); | ||
| if (fragment == null) { | ||
| fragment = new OnActResultEventDispatcherFragment(); | ||
| fragmentManager | ||
| .beginTransaction() | ||
| .add(fragment, OnActResultEventDispatcherFragment.TAG) | ||
| .commitAllowingStateLoss(); | ||
| fragmentManager.executePendingTransactions(); | ||
| } | ||
| return fragment; | ||
| } | ||
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| private OnActResultEventDispatcherFragment findEventDispatchFragment(FragmentManager manager) { | ||
| return (OnActResultEventDispatcherFragment) manager.findFragmentByTag(OnActResultEventDispatcherFragment.TAG); | ||
| } | ||
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| public void startForResult(Intent intent, MNScanCallback callback) { | ||
| fragment.startForResult(intent, callback); | ||
| } | ||
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| } |
18 changes: 18 additions & 0 deletions
18
libraryzxing/src/main/java/com/google/zxing/client/android/other/MNScanCallback.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| package com.google.zxing.client.android.other; | ||
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| import android.content.Intent; | ||
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| /** | ||
| * <pre> | ||
| * author : maning | ||
| * e-mail : xxx@xx | ||
| * time : 2018/06/04 | ||
| * desc : | ||
| * version: 1.0 | ||
| * </pre> | ||
| */ | ||
| public interface MNScanCallback { | ||
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| void onActivityResult(int resultCode, Intent data); | ||
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| } |
44 changes: 44 additions & 0 deletions
44
...c/main/java/com/google/zxing/client/android/other/OnActResultEventDispatcherFragment.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| package com.google.zxing.client.android.other; | ||
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| import android.app.Fragment; | ||
| import android.content.Intent; | ||
| import android.os.Bundle; | ||
| import android.util.SparseArray; | ||
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| /** | ||
| * <pre> | ||
| * author : maning | ||
| * e-mail : xxx@xx | ||
| * time : 2018/06/04 | ||
| * desc : | ||
| * version: 1.0 | ||
| * </pre> | ||
| */ | ||
| public class OnActResultEventDispatcherFragment extends Fragment { | ||
| public static final String TAG = "on_act_result_event_dispatcher"; | ||
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| private SparseArray<MNScanCallback> mCallbacks = new SparseArray<>(); | ||
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| @Override | ||
| public void onCreate(Bundle savedInstanceState) { | ||
| super.onCreate(savedInstanceState); | ||
| setRetainInstance(true); | ||
| } | ||
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| public void startForResult(Intent intent, MNScanCallback callback) { | ||
| mCallbacks.put(callback.hashCode(), callback); | ||
| startActivityForResult(intent, callback.hashCode()); | ||
| } | ||
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| @Override | ||
| public void onActivityResult(int requestCode, int resultCode, Intent data) { | ||
| super.onActivityResult(requestCode, resultCode, data); | ||
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| MNScanCallback callback = mCallbacks.get(requestCode); | ||
| mCallbacks.remove(requestCode); | ||
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| if (callback != null) { | ||
| callback.onActivityResult(resultCode, data); | ||
| } | ||
| } | ||
| } |