Renaming APG to OpenPGP Keychain

OpenPGP-Keychain/src/org/sufficientlysecure/keychain/ui/dialog/LookupUnknownKeyDialogFragment.java

@@ -0,0 +1,136 @@
+/*
+ * Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.sufficientlysecure.keychain.ui.dialog;
+
+import org.sufficientlysecure.keychain.Constants;
+import org.sufficientlysecure.keychain.Id;
+import org.sufficientlysecure.keychain.helper.PgpHelper;
+import org.sufficientlysecure.keychain.ui.KeyServerQueryActivity;
+import org.sufficientlysecure.keychain.util.Log;
+import org.sufficientlysecure.keychain.R;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.content.DialogInterface;
+import android.content.DialogInterface.OnCancelListener;
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.Message;
+import android.os.Messenger;
+import android.os.RemoteException;
+import android.support.v4.app.DialogFragment;
+
+
+public class LookupUnknownKeyDialogFragment extends DialogFragment {
+    private static final String ARG_MESSENGER = "messenger";
+    private static final String ARG_UNKNOWN_KEY_ID = "unknown_key_id";
+
+    public static final int MESSAGE_OKAY = 1;
+    public static final int MESSAGE_CANCEL = 2;
+
+    private Messenger mMessenger;
+
+    /**
+     * Creates new instance of this dialog fragment
+     * 
+     * @param messenger
+     * @param unknownKeyId
+     * @return
+     */
+    public static LookupUnknownKeyDialogFragment newInstance(Messenger messenger, long unknownKeyId) {
+        LookupUnknownKeyDialogFragment frag = new LookupUnknownKeyDialogFragment();
+        Bundle args = new Bundle();
+        args.putLong(ARG_UNKNOWN_KEY_ID, unknownKeyId);
+        args.putParcelable(ARG_MESSENGER, messenger);
+
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    /**
+     * Creates dialog
+     */
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        final Activity activity = getActivity();
+
+        final long unknownKeyId = getArguments().getLong(ARG_UNKNOWN_KEY_ID);
+        mMessenger = getArguments().getParcelable(ARG_MESSENGER);
+
+        AlertDialog.Builder alert = new AlertDialog.Builder(activity);
+
+        alert.setIcon(android.R.drawable.ic_dialog_alert);
+        alert.setTitle(R.string.title_unknownSignatureKey);
+        alert.setMessage(getString(R.string.lookupUnknownKey,
+                PgpHelper.getSmallFingerPrint(unknownKeyId)));
+
+        alert.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
+
+            @Override
+            public void onClick(DialogInterface dialog, int id) {
+                dismiss();
+
+                sendMessageToHandler(MESSAGE_OKAY);
+
+                Intent intent = new Intent(activity, KeyServerQueryActivity.class);
+                intent.setAction(KeyServerQueryActivity.ACTION_LOOK_UP_KEY_ID);
+                intent.putExtra(KeyServerQueryActivity.EXTRA_KEY_ID, unknownKeyId);
+                startActivityForResult(intent, Id.request.look_up_key_id);
+            }
+        });
+        alert.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
+
+            @Override
+            public void onClick(DialogInterface dialog, int id) {
+                dismiss();
+
+                sendMessageToHandler(MESSAGE_CANCEL);
+            }
+        });
+        alert.setCancelable(true);
+        alert.setOnCancelListener(new OnCancelListener() {
+
+            @Override
+            public void onCancel(DialogInterface dialog) {
+                sendMessageToHandler(MESSAGE_CANCEL);
+            }
+        });
+
+        return alert.create();
+    }
+
+    /**
+     * Send message back to handler which is initialized in a activity
+     * 
+     * @param what
+     *            Message integer you want to send
+     */
+    private void sendMessageToHandler(Integer what) {
+        Message msg = Message.obtain();
+        msg.what = what;
+
+        try {
+            mMessenger.send(msg);
+        } catch (RemoteException e) {
+            Log.w(Constants.TAG, "Exception sending message, Is handler present?", e);
+        } catch (NullPointerException e) {
+            Log.w(Constants.TAG, "Messenger is null!", e);
+        }
+    }
+}