Java tutorial
/* * Twittnuker - Twitter client for Android * * Copyright (C) 2013-2014 vanita5 <mail@vanita5.de> * * This program incorporates a modified version of Twidere. * Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com> * * 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 de.vanita5.twittnuker.fragment.support; import android.app.AlertDialog; import android.app.Dialog; import android.content.Context; import android.content.DialogInterface; import android.os.Bundle; import android.support.v4.app.FragmentManager; import android.text.InputFilter; import android.view.LayoutInflater; import android.view.View; import android.widget.AutoCompleteTextView; import de.vanita5.twittnuker.R; import de.vanita5.twittnuker.adapter.UserHashtagAutoCompleteAdapter; import de.vanita5.twittnuker.util.AsyncTwitterWrapper; import de.vanita5.twittnuker.util.ParseUtils; import de.vanita5.twittnuker.util.ThemeUtils; public class AddUserListMemberDialogFragment extends BaseSupportDialogFragment implements DialogInterface.OnClickListener { public static final String FRAGMENT_TAG = "add_user_list_member"; private AutoCompleteTextView mEditText; private UserHashtagAutoCompleteAdapter mUserAutoCompleteAdapter; @Override public void onClick(final DialogInterface dialog, final int which) { final Bundle args = getArguments(); if (args == null || !args.containsKey(EXTRA_ACCOUNT_ID) || !args.containsKey(EXTRA_LIST_ID)) return; switch (which) { case DialogInterface.BUTTON_POSITIVE: { final String mText = ParseUtils.parseString(mEditText.getText()); final AsyncTwitterWrapper twitter = getTwitterWrapper(); if (mText == null || mText.length() <= 0 || twitter == null) return; // twitter.addUserListMembersAsync(args.getLong(EXTRA_ACCOUNT_ID), // args.getInt(EXTRA_LIST_ID), mText); break; } } } @Override public Dialog onCreateDialog(final Bundle savedInstanceState) { final Context wrapped = ThemeUtils.getDialogThemedContext(getActivity()); final AlertDialog.Builder builder = new AlertDialog.Builder(wrapped); final View view = LayoutInflater.from(wrapped).inflate(R.layout.auto_complete_textview, null); builder.setView(view); mEditText = (AutoCompleteTextView) view.findViewById(R.id.edit_text); if (savedInstanceState != null) { mEditText.setText(savedInstanceState.getCharSequence(EXTRA_TEXT)); } mUserAutoCompleteAdapter = new UserHashtagAutoCompleteAdapter(wrapped); mEditText.setAdapter(mUserAutoCompleteAdapter); mEditText.setThreshold(1); mEditText.setFilters(new InputFilter[] { new InputFilter.LengthFilter(20) }); builder.setTitle(R.string.screen_name); builder.setPositiveButton(android.R.string.ok, this); builder.setNegativeButton(android.R.string.cancel, this); return builder.create(); } @Override public void onSaveInstanceState(final Bundle outState) { outState.putCharSequence(EXTRA_TEXT, mEditText.getText()); super.onSaveInstanceState(outState); } public static AddUserListMemberDialogFragment show(final FragmentManager fm, final long accountId, final long listId) { final Bundle args = new Bundle(); args.putLong(EXTRA_ACCOUNT_ID, accountId); args.putLong(EXTRA_LIST_ID, listId); final AddUserListMemberDialogFragment f = new AddUserListMemberDialogFragment(); f.setArguments(args); f.show(fm, FRAGMENT_TAG); return f; } }