94 lines
2.6 KiB
Java
94 lines
2.6 KiB
Java
package org.sufficientlysecure.keychain.ui.base;
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import android.os.Bundle;
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import android.os.Parcelable;
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import org.sufficientlysecure.keychain.operations.results.OperationResult;
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/** CryptoOperationFragment which calls crypto operation results only while
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* attached to Activity.
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*
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* This subclass of CryptoOperationFragment substitutes the onCryptoOperation*
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* methods for onQueuedOperation* ones, which are ensured to be called while
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* the fragment is attached to an Activity, possibly delaying the call until
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* the Fragment is re-attached.
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*
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* TODO merge this functionality into CryptoOperationFragment?
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*
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* @see CryptoOperationFragment
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*/
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public abstract class QueueingCryptoOperationFragment<T extends Parcelable, S extends OperationResult>
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extends CryptoOperationFragment<T,S> {
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public static final String ARG_QUEUED_RESULT = "queued_result";
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private S mQueuedResult;
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public QueueingCryptoOperationFragment() {
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super();
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}
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public QueueingCryptoOperationFragment(Integer initialProgressMsg) {
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super(initialProgressMsg);
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}
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@Override
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public void onViewStateRestored(Bundle savedInstanceState) {
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super.onViewStateRestored(savedInstanceState);
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if (mQueuedResult != null) {
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try {
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if (mQueuedResult.success()) {
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onQueuedOperationSuccess(mQueuedResult);
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} else {
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onQueuedOperationError(mQueuedResult);
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}
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} finally {
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mQueuedResult = null;
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}
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}
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}
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@Override
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public void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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outState.putParcelable(ARG_QUEUED_RESULT, mQueuedResult);
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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if (savedInstanceState != null) {
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mQueuedResult = savedInstanceState.getParcelable(ARG_QUEUED_RESULT);
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}
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}
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public abstract void onQueuedOperationSuccess(S result);
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public void onQueuedOperationError(S result) {
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hideKeyboard();
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result.createNotify(getActivity()).show();
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}
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@Override
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final public void onCryptoOperationSuccess(S result) {
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if (getActivity() == null) {
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mQueuedResult = result;
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return;
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}
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onQueuedOperationSuccess(result);
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}
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@Override
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final public void onCryptoOperationError(S result) {
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if (getActivity() == null) {
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mQueuedResult = result;
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return;
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}
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onQueuedOperationError(result);
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}
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}
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