Add user id with dialog

1 files changed, 268 insertions, 0 deletions

diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/AddUserIdDialogFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/AddUserIdDialogFragment.java
new file mode 100644
index 000000000..d5264ae10
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/AddUserIdDialogFragment.java
@@ -0,0 +1,268 @@
+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.dialog;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.DialogInterface.OnClickListener;
+import android.os.Bundle;
+import android.os.Message;
+import android.os.Messenger;
+import android.os.RemoteException;
+import android.support.v4.app.DialogFragment;
+import android.text.Editable;
+import android.text.TextUtils;
+import android.text.TextWatcher;
+import android.util.Patterns;
+import android.view.KeyEvent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.inputmethod.EditorInfo;
+import android.view.inputmethod.InputMethodManager;
+import android.widget.ArrayAdapter;
+import android.widget.AutoCompleteTextView;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.TextView;
+import android.widget.TextView.OnEditorActionListener;
+
+import org.sufficientlysecure.keychain.Constants;
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.helper.ContactHelper;
+import org.sufficientlysecure.keychain.pgp.KeyRing;
+import org.sufficientlysecure.keychain.util.Log;
+
+import java.util.regex.Matcher;
+
+public class AddUserIdDialogFragment extends DialogFragment implements OnEditorActionListener {
+    private static final String ARG_MESSENGER = "messenger";
+    private static final String ARG_NAME = "name";
+
+    public static final int MESSAGE_OKAY = 1;
+    public static final int MESSAGE_CANCEL = 2;
+
+    public static final String MESSAGE_DATA_USER_ID = "user_id";
+
+    private Messenger mMessenger;
+    private AutoCompleteTextView mName;
+    private AutoCompleteTextView mEmail;
+    private EditText mComment;
+
+    public static AddUserIdDialogFragment newInstance(Messenger messenger, String predefinedName) {
+
+        AddUserIdDialogFragment frag = new AddUserIdDialogFragment();
+        Bundle args = new Bundle();
+        args.putParcelable(ARG_MESSENGER, messenger);
+        args.putString(ARG_NAME, predefinedName);
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    /**
+     * Creates dialog
+     */
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        final Activity activity = getActivity();
+        mMessenger = getArguments().getParcelable(ARG_MESSENGER);
+        String predefinedName = getArguments().getString(ARG_NAME);
+
+        ArrayAdapter<String> autoCompleteEmailAdapter = new ArrayAdapter<String>
+                (getActivity(), android.R.layout.simple_spinner_dropdown_item,
+                        ContactHelper.getPossibleUserEmails(getActivity())
+                );
+
+        CustomAlertDialogBuilder alert = new CustomAlertDialogBuilder(activity);
+
+        alert.setTitle(R.string.edit_key_action_add_identity);
+
+        LayoutInflater inflater = activity.getLayoutInflater();
+        View view = inflater.inflate(R.layout.add_user_id_dialog, null);
+        alert.setView(view);
+
+        mName = (AutoCompleteTextView) view.findViewById(R.id.add_user_id_name);
+        mEmail = (AutoCompleteTextView) view.findViewById(R.id.add_user_id_address);
+        mComment = (EditText) view.findViewById(R.id.add_user_id_comment);
+
+        mName.setText(predefinedName);
+
+        mEmail.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+            }
+
+            @Override
+            public void onTextChanged(CharSequence s, int start, int before, int count) {
+            }
+
+            @Override
+            public void afterTextChanged(Editable editable) {
+                String email = editable.toString();
+                if (email.length() > 0) {
+                    Matcher emailMatcher = Patterns.EMAIL_ADDRESS.matcher(email);
+                    if (emailMatcher.matches()) {
+                        mEmail.setCompoundDrawablesWithIntrinsicBounds(0, 0,
+                                R.drawable.uid_mail_ok, 0);
+                    } else {
+                        mEmail.setCompoundDrawablesWithIntrinsicBounds(0, 0,
+                                R.drawable.uid_mail_bad, 0);
+                    }
+                } else {
+                    // remove drawable if email is empty
+                    mEmail.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
+                }
+            }
+        });
+        mEmail.setThreshold(1); // Start working from first character
+        mEmail.setAdapter(autoCompleteEmailAdapter);
+
+        alert.setPositiveButton(android.R.string.ok, new OnClickListener() {
+            @Override
+            public void onClick(DialogInterface dialog, int id) {
+                dismiss();
+
+                // return new user id back to activity
+                Bundle data = new Bundle();
+                String userId = KeyRing.createUserId(mName.getText().toString(),
+                        mEmail.getText().toString(), mComment.getText().toString());
+                data.putString(MESSAGE_DATA_USER_ID, userId);
+                sendMessageToHandler(MESSAGE_OKAY, data);
+            }
+        });
+
+        alert.setNegativeButton(android.R.string.cancel, new OnClickListener() {
+            @Override
+            public void onClick(DialogInterface dialog, int id) {
+                dialog.cancel();
+            }
+        });
+
+        // Hack to open keyboard.
+        // This is the only method that I found to work across all Android versions
+        // http://turbomanage.wordpress.com/2012/05/02/show-soft-keyboard-automatically-when-edittext-receives-focus/
+        // Notes: * onCreateView can't be used because we want to add buttons to the dialog
+        //        * opening in onActivityCreated does not work on Android 4.4
+        mEmail.setOnFocusChangeListener(new View.OnFocusChangeListener() {
+            @Override
+            public void onFocusChange(View v, boolean hasFocus) {
+                mEmail.post(new Runnable() {
+                    @Override
+                    public void run() {
+                        InputMethodManager imm = (InputMethodManager) getActivity()
+                                .getSystemService(Context.INPUT_METHOD_SERVICE);
+                        imm.showSoftInput(mEmail, InputMethodManager.SHOW_IMPLICIT);
+                    }
+                });
+            }
+        });
+        mEmail.requestFocus();
+
+        mComment.setImeActionLabel(getString(android.R.string.ok), EditorInfo.IME_ACTION_DONE);
+        mComment.setOnEditorActionListener(this);
+
+        return alert.show();
+    }
+
+    @Override
+    public void onCancel(DialogInterface dialog) {
+        super.onCancel(dialog);
+
+        dismiss();
+        sendMessageToHandler(MESSAGE_CANCEL);
+    }
+
+    @Override
+    public void onDismiss(DialogInterface dialog) {
+        super.onDismiss(dialog);
+        Log.d(Constants.TAG, "onDismiss");
+
+        // hide keyboard on dismiss
+        hideKeyboard();
+    }
+
+    private void hideKeyboard() {
+        InputMethodManager inputManager = (InputMethodManager) getActivity()
+                .getSystemService(Context.INPUT_METHOD_SERVICE);
+
+        //check if no view has focus:
+        View v = getActivity().getCurrentFocus();
+        if (v == null)
+            return;
+
+        inputManager.hideSoftInputFromWindow(v.getWindowToken(), 0);
+    }
+
+    /**
+     * Associate the "done" button on the soft keyboard with the okay button in the view
+     */
+    @Override
+    public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
+        if (EditorInfo.IME_ACTION_DONE == actionId) {
+            AlertDialog dialog = ((AlertDialog) getDialog());
+            Button bt = dialog.getButton(AlertDialog.BUTTON_POSITIVE);
+
+            bt.performClick();
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * 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);
+        }
+    }
+
+    /**
+     * Send message back to handler which is initialized in a activity
+     *
+     * @param what Message integer you want to send
+     */
+    private void sendMessageToHandler(Integer what, Bundle data) {
+        Message msg = Message.obtain();
+        msg.what = what;
+        if (data != null) {
+            msg.setData(data);
+        }
+
+        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);
+        }
+    }
+
+}