OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/base/CachingCryptoOperationFragment.java


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59

package org.sufficientlysecure.keychain.ui.base;


import android.os.Bundle;
import android.os.Parcelable;

import org.sufficientlysecure.keychain.operations.results.OperationResult;


public abstract class CachingCryptoOperationFragment <T extends Parcelable, S extends OperationResult>
        extends QueueingCryptoOperationFragment<T, S> {

    public static final String ARG_CACHED_ACTIONS = "cached_actions";

    private T mCachedActionsParcel;

    @Override
    public void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);

        outState.putParcelable(ARG_CACHED_ACTIONS, mCachedActionsParcel);
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        if (savedInstanceState != null) {
            mCachedActionsParcel = savedInstanceState.getParcelable(ARG_CACHED_ACTIONS);
        }
    }

    @Override
    public void onQueuedOperationSuccess(S result) {
        mCachedActionsParcel = null;
    }

    @Override
    public void onQueuedOperationError(S result) {
        super.onQueuedOperationError(result);
        mCachedActionsParcel = null;
    }

    @Override
    public abstract T createOperationInput();

    protected T getCachedActionsParcel() {
        return mCachedActionsParcel;
    }

    protected void cacheActionsParcel(T cachedActionsParcel) {
        mCachedActionsParcel = cachedActionsParcel;
    }

    public void onCryptoOperationCancelled() {
        mCachedActionsParcel = null;
    }

}