Java tutorial
/* * Copyright (C) 2014 ChatWing * * 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 com.chatwingsdk.views; import android.content.Context; import android.content.Intent; import android.util.AttributeSet; import android.view.View; import android.widget.Button; import com.chatwingsdk.ChatWing; import com.chatwingsdk.activities.CWChatActivity; import org.apache.commons.codec.binary.Hex; import org.apache.commons.codec.digest.DigestUtils; /** * This class will help to drive you to {@link com.chatwingsdk.activities.CWChatActivity} with little * effort. This assumes the existing system has unique user_id. It doesnt have to be real user_id, you * can hash as long as it uniquely identify users. * * @author cuongthai */ public class CWChatButton extends Button implements View.OnClickListener { private String mUserId; @Override public void onClick(View view) { Intent intent = new Intent(getContext(), CWChatActivity.class); intent.putExtra(CWChatActivity.EXTRA_USER_HASH_KEY, mUserId); getContext().startActivity(intent); } public CWChatButton(Context context, AttributeSet attrs) { super(context, attrs); setOnClickListener(this); } public void registerUserId(String userId) { mUserId = userId; } }