本例为模仿微信聊天界面UI设计,文字发送以及语言录制UI。
1先看效果图:
第一:chat.xml设计
- <?xml version="1.0" encoding="utf-8"?>
- <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
- android:layout_width="fill_parent"
- android:layout_height="fill_parent"
- android:background="@drawable/chat_bg_default" >
- <!-- 标题栏 -->
- <RelativeLayout
- android:id="@+id/rl_layout"
- android:layout_width="fill_parent"
- android:layout_height="45dp"
- android:background="@drawable/title_bar"
- android:gravity="center_vertical" >
- <Button
- android:id="@+id/btn_back"
- android:layout_width="70dp"
- android:layout_height="wrap_content"
- android:layout_centerVertical="true"
- android:background="@drawable/title_btn_back"
- android:onClick="chat_back"
- android:text="返回"
- android:textColor="#fff"
- android:textSize="14sp" />
- <TextView
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:layout_centerInParent="true"
- android:text="白富美"
- android:textColor="#ffffff"
- android:textSize="20sp" />
- <ImageButton
- android:id="@+id/right_btn"
- android:layout_width="67dp"
- android:layout_height="wrap_content"
- android:layout_alignParentRight="true"
- android:layout_centerVertical="true"
- android:layout_marginRight="5dp"
- android:background="@drawable/title_btn_right"
- android:src="@drawable/mm_title_btn_contact_normal" />
- </RelativeLayout>
- <!-- 底部按钮以及 编辑框 -->
- <RelativeLayout
- android:id="@+id/rl_bottom"
- android:layout_width="fill_parent"
- android:layout_height="wrap_content"
- android:layout_alignParentBottom="true"
- android:background="@drawable/chat_footer_bg" >
- <ImageView
- android:id="@+id/ivPopUp"
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:layout_alignParentLeft="true"
- android:layout_centerVertical="true"
- android:layout_marginLeft="10dip"
- android:src="@drawable/chatting_setmode_msg_btn" />
- <RelativeLayout
- android:id="@+id/btn_bottom"
- android:layout_width="fill_parent"
- android:layout_height="wrap_content"
- android:layout_alignParentRight="true"
- android:layout_centerVertical="true"
- android:layout_toRightOf="@+id/ivPopUp" >
- <Button
- android:id="@+id/btn_send"
- android:layout_width="60dp"
- android:layout_height="40dp"
- android:layout_alignParentRight="true"
- android:layout_centerVertical="true"
- android:layout_marginRight="10dp"
- android:background="@drawable/chat_send_btn"
- android:text="发送" />
- <EditText
- android:id="@+id/et_sendmessage"
- android:layout_width="fill_parent"
- android:layout_height="40dp"
- android:layout_centerVertical="true"
- android:layout_marginLeft="10dp"
- android:layout_marginRight="10dp"
- android:layout_toLeftOf="@id/btn_send"
- android:background="@drawable/login_edit_normal"
- android:singleLine="true"
- android:textSize="18sp" />
- </RelativeLayout>
- <TextView
- android:id="@+id/btn_rcd"
- android:layout_width="fill_parent"
- android:layout_height="40dp"
- android:layout_alignParentRight="true"
- android:layout_centerVertical="true"
- android:layout_marginLeft="10dp"
- android:layout_marginRight="10dp"
- android:layout_toRightOf="@+id/ivPopUp"
- android:background="@drawable/chat_send_btn"
- android:gravity="center"
- android:text="按住说话"
- android:visibility="gone" />
- </RelativeLayout>
- <!-- 聊天内容 listview -->
- <ListView
- android:id="@+id/listview"
- android:layout_width="fill_parent"
- android:layout_height="fill_parent"
- android:layout_above="@id/rl_bottom"
- android:layout_below="@id/rl_layout"
- android:cacheColorHint="#0000"
- android:divider="@null"
- android:dividerHeight="5dp"
- android:scrollbarStyle="outsideOverlay"
- android:stackFromBottom="true" />
- <!-- 录音显示UI层 -->
- <LinearLayout
- android:id="@+id/rcChat_popup"
- android:layout_width="fill_parent"
- android:layout_height="fill_parent"
- android:gravity="center"
- android:visibility="gone" >
- <include
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:layout_gravity="center"
- layout="@layout/voice_rcd_hint_window" />
- </LinearLayout>
- </RelativeLayout>
第二:语音录制类封装SoundMeter.java
- package com.example.voice_rcd;
- import java.io.IOException;
- import android.media.MediaRecorder;
- import android.os.Environment;
- public class SoundMeter {
- static final private double EMA_FILTER = 0.6;
- private MediaRecorder mRecorder = null;
- private double mEMA = 0.0;
- public void start(String name) {
- if (!Environment.getExternalStorageState().equals(
- android.os.Environment.MEDIA_MOUNTED)) {
- return;
- }
- if (mRecorder == null) {
- mRecorder = new MediaRecorder();
- mRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
- mRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
- mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
- mRecorder.setOutputFile(android.os.Environment.getExternalStorageDirectory()+"/"+name);
- try {
- mRecorder.prepare();
- mRecorder.start();
- mEMA = 0.0;
- } catch (IllegalStateException e) {
- System.out.print(e.getMessage());
- } catch (IOException e) {
- System.out.print(e.getMessage());
- }
- }
- }
- public void stop() {
- if (mRecorder != null) {
- mRecorder.stop();
- mRecorder.release();
- mRecorder = null;
- }
- }
- public void pause() {
- if (mRecorder != null) {
- mRecorder.stop();
- }
- }
- public void start() {
- if (mRecorder != null) {
- mRecorder.start();
- }
- }
- public double getAmplitude() {
- if (mRecorder != null)
- return (mRecorder.getMaxAmplitude() / 2700.0);
- else
- return 0;
- }
- public double getAmplitudeEMA() {
- double amp = getAmplitude();
- mEMA = EMA_FILTER * amp + (1.0 - EMA_FILTER) * mEMA;
- return mEMA;
- }
- }
第三:主界面Activity源码,没写太多解释,相对比较简单的自己研究下:
- package com.example.voice_rcd;
- import java.io.File;
- import java.util.ArrayList;
- import java.util.Calendar;
- import java.util.List;
- import android.app.Activity;
- import android.os.Bundle;
- import android.os.Environment;
- import android.os.Handler;
- import android.os.SystemClock;
- import android.view.MotionEvent;
- import android.view.View;
- import android.view.View.OnClickListener;
- import android.view.View.OnTouchListener;
- import android.view.WindowManager;
- import android.view.animation.Animation;
- import android.view.animation.AnimationUtils;
- import android.widget.Button;
- import android.widget.EditText;
- import android.widget.ImageView;
- import android.widget.LinearLayout;
- import android.widget.ListView;
- import android.widget.RelativeLayout;
- import android.widget.TextView;
- import android.widget.Toast;
- public class MainActivity extends Activity implements OnClickListener {
- /** Called when the activity is first created. */
- private Button mBtnSend;
- private TextView mBtnRcd;
- private Button mBtnBack;
- private EditText mEditTextContent;
- private RelativeLayout mBottom;
- private ListView mListView;
- private ChatMsgViewAdapter mAdapter;
- private List<ChatMsgEntity> mDataArrays = new ArrayList<ChatMsgEntity>();
- private boolean isShosrt = false;
- private LinearLayout voice_rcd_hint_loading, voice_rcd_hint_rcding,
- voice_rcd_hint_tooshort;
- private ImageView img1, sc_img1;
- private SoundMeter mSensor;
- private View rcChat_popup;
- private LinearLayout del_re;
- private ImageView chatting_mode_btn, volume;
- private boolean btn_vocie = false;
- private int flag = 1;
- private Handler mHandler = new Handler();
- private String voiceName;
- private long startVoiceT, endVoiceT;
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.chat);
- // 启动activity时不自动弹出软键盘
- getWindow().setSoftInputMode(
- WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN);
- initView();
- initData();
- }
- public void initView() {
- mListView = (ListView) findViewById(R.id.listview);
- mBtnSend = (Button) findViewById(R.id.btn_send);
- mBtnRcd = (TextView) findViewById(R.id.btn_rcd);
- mBtnSend.setOnClickListener(this);
- mBtnBack = (Button) findViewById(R.id.btn_back);
- mBottom = (RelativeLayout) findViewById(R.id.btn_bottom);
- mBtnBack.setOnClickListener(this);
- chatting_mode_btn = (ImageView) this.findViewById(R.id.ivPopUp);
- volume = (ImageView) this.findViewById(R.id.volume);
- rcChat_popup = this.findViewById(R.id.rcChat_popup);
- img1 = (ImageView) this.findViewById(R.id.img1);
- sc_img1 = (ImageView) this.findViewById(R.id.sc_img1);
- del_re = (LinearLayout) this.findViewById(R.id.del_re);
- voice_rcd_hint_rcding = (LinearLayout) this
- .findViewById(R.id.voice_rcd_hint_rcding);
- voice_rcd_hint_loading = (LinearLayout) this
- .findViewById(R.id.voice_rcd_hint_loading);
- voice_rcd_hint_tooshort = (LinearLayout) this
- .findViewById(R.id.voice_rcd_hint_tooshort);
- mSensor = new SoundMeter();
- mEditTextContent = (EditText) findViewById(R.id.et_sendmessage);
- //语音文字切换按钮
- chatting_mode_btn.setOnClickListener(new OnClickListener() {
- public void onClick(View v) {
- if (btn_vocie) {
- mBtnRcd.setVisibility(View.GONE);
- mBottom.setVisibility(View.VISIBLE);
- btn_vocie = false;
- chatting_mode_btn
- .setImageResource(R.drawable.chatting_setmode_msg_btn);
- } else {
- mBtnRcd.setVisibility(View.VISIBLE);
- mBottom.setVisibility(View.GONE);
- chatting_mode_btn
- .setImageResource(R.drawable.chatting_setmode_voice_btn);
- btn_vocie = true;
- }
- }
- });
- mBtnRcd.setOnTouchListener(new OnTouchListener() {
- public boolean onTouch(View v, MotionEvent event) {
- //按下语音录制按钮时返回false执行父类OnTouch
- return false;
- }
- });
- }
- private String[] msgArray = new String[] { "有人就有恩怨","有恩怨就有江湖","人就是江湖","你怎么退出? ","生命中充满了巧合","两条平行线也会有相交的一天。"};
- private String[] dataArray = new String[] { "2012-10-31 18:00",
- "2012-10-31 18:10", "2012-10-31 18:11", "2012-10-31 18:20",
- "2012-10-31 18:30", "2012-10-31 18:35"};
- private final static int COUNT = 6;
- public void initData() {
- for (int i = 0; i < COUNT; i++) {
- ChatMsgEntity entity = new ChatMsgEntity();
- entity.setDate(dataArray[i]);
- if (i % 2 == 0) {
- entity.setName("白富美");
- entity.setMsgType(true);
- } else {
- entity.setName("高富帅");
- entity.setMsgType(false);
- }
- entity.setText(msgArray[i]);
- mDataArrays.add(entity);
- }
- mAdapter = new ChatMsgViewAdapter(this, mDataArrays);
- mListView.setAdapter(mAdapter);
- }
- public void onClick(View v) {
- // TODO Auto-generated method stub
- switch (v.getId()) {
- case R.id.btn_send:
- send();
- break;
- case R.id.btn_back:
- finish();
- break;
- }
- }
- private void send() {
- String contString = mEditTextContent.getText().toString();
- if (contString.length() > 0) {
- ChatMsgEntity entity = new ChatMsgEntity();
- entity.setDate(getDate());
- entity.setName("高富帅");
- entity.setMsgType(false);
- entity.setText(contString);
- mDataArrays.add(entity);
- mAdapter.notifyDataSetChanged();
- mEditTextContent.setText("");
- mListView.setSelection(mListView.getCount() - 1);
- }
- }
- private String getDate() {
- Calendar c = Calendar.getInstance();
- String year = String.valueOf(c.get(Calendar.YEAR));
- String month = String.valueOf(c.get(Calendar.MONTH));
- String day = String.valueOf(c.get(Calendar.DAY_OF_MONTH) + 1);
- String hour = String.valueOf(c.get(Calendar.HOUR_OF_DAY));
- String mins = String.valueOf(c.get(Calendar.MINUTE));
- StringBuffer sbBuffer = new StringBuffer();
- sbBuffer.append(year + "-" + month + "-" + day + " " + hour + ":"
- + mins);
- return sbBuffer.toString();
- }
- //按下语音录制按钮时
- @Override
- public boolean onTouchEvent(MotionEvent event) {
- if (!Environment.getExternalStorageDirectory().exists()) {
- Toast.makeText(this, "No SDCard", Toast.LENGTH_LONG).show();
- return false;
- }
- if (btn_vocie) {
- System.out.println("1");
- int[] location = new int[2];
- mBtnRcd.getLocationInWindow(location); // 获取在当前窗口内的绝对坐标
- int btn_rc_Y = location[1];
- int btn_rc_X = location[0];
- int[] del_location = new int[2];
- del_re.getLocationInWindow(del_location);
- int del_Y = del_location[1];
- int del_x = del_location[0];
- if (event.getAction() == MotionEvent.ACTION_DOWN && flag == 1) {
- if (!Environment.getExternalStorageDirectory().exists()) {
- Toast.makeText(this, "No SDCard", Toast.LENGTH_LONG).show();
- return false;
- }
- System.out.println("2");
- if (event.getY() > btn_rc_Y && event.getX() > btn_rc_X) {//判断手势按下的位置是否是语音录制按钮的范围内
- System.out.println("3");
- mBtnRcd.setBackgroundResource(R.drawable.voice_rcd_btn_pressed);
- rcChat_popup.setVisibility(View.VISIBLE);
- voice_rcd_hint_loading.setVisibility(View.VISIBLE);
- voice_rcd_hint_rcding.setVisibility(View.GONE);
- voice_rcd_hint_tooshort.setVisibility(View.GONE);
- mHandler.postDelayed(new Runnable() {
- public void run() {
- if (!isShosrt) {
- voice_rcd_hint_loading.setVisibility(View.GONE);
- voice_rcd_hint_rcding
- .setVisibility(View.VISIBLE);
- }
- }
- }, 300);
- img1.setVisibility(View.VISIBLE);
- del_re.setVisibility(View.GONE);
- startVoiceT = SystemClock.currentThreadTimeMillis();
- voiceName = startVoiceT + ".amr";
- start(voiceName);
- flag = 2;
- }
- } else if (event.getAction() == MotionEvent.ACTION_UP && flag == 2) {//松开手势时执行录制完成
- System.out.println("4");
- mBtnRcd.setBackgroundResource(R.drawable.voice_rcd_btn_nor);
- if (event.getY() >= del_Y
- && event.getY() <= del_Y + del_re.getHeight()
- && event.getX() >= del_x
- && event.getX() <= del_x + del_re.getWidth()) {
- rcChat_popup.setVisibility(View.GONE);
- img1.setVisibility(View.VISIBLE);
- del_re.setVisibility(View.GONE);
- stop();
- flag = 1;
- File file = new File(android.os.Environment.getExternalStorageDirectory()+"/"
- + voiceName);
- if (file.exists()) {
- file.delete();
- }
- } else {
- voice_rcd_hint_rcding.setVisibility(View.GONE);
- stop();
- endVoiceT = SystemClock.currentThreadTimeMillis();
- flag = 1;
- int time = (int) ((endVoiceT - startVoiceT) / 1000);
- if (time < 1) {
- isShosrt = true;
- voice_rcd_hint_loading.setVisibility(View.GONE);
- voice_rcd_hint_rcding.setVisibility(View.GONE);
- voice_rcd_hint_tooshort.setVisibility(View.VISIBLE);
- mHandler.postDelayed(new Runnable() {
- public void run() {
- voice_rcd_hint_tooshort
- .setVisibility(View.GONE);
- rcChat_popup.setVisibility(View.GONE);
- isShosrt = false;
- }
- }, 500);
- return false;
- }
- ChatMsgEntity entity = new ChatMsgEntity();
- entity.setDate(getDate());
- entity.setName("高富帅");
- entity.setMsgType(false);
- entity.setTime(time+"\"");
- entity.setText(voiceName);
- mDataArrays.add(entity);
- mAdapter.notifyDataSetChanged();
- mListView.setSelection(mListView.getCount() - 1);
- rcChat_popup.setVisibility(View.GONE);
- }
- }
- if (event.getY() < btn_rc_Y) {//手势按下的位置不在语音录制按钮的范围内
- System.out.println("5");
- Animation mLitteAnimation = AnimationUtils.loadAnimation(this,
- R.anim.cancel_rc);
- Animation mBigAnimation = AnimationUtils.loadAnimation(this,
- R.anim.cancel_rc2);
- img1.setVisibility(View.GONE);
- del_re.setVisibility(View.VISIBLE);
- del_re.setBackgroundResource(R.drawable.voice_rcd_cancel_bg);
- if (event.getY() >= del_Y
- && event.getY() <= del_Y + del_re.getHeight()
- && event.getX() >= del_x
- && event.getX() <= del_x + del_re.getWidth()) {
- del_re.setBackgroundResource(R.drawable.voice_rcd_cancel_bg_focused);
- sc_img1.startAnimation(mLitteAnimation);
- sc_img1.startAnimation(mBigAnimation);
- }
- } else {
- img1.setVisibility(View.VISIBLE);
- del_re.setVisibility(View.GONE);
- del_re.setBackgroundResource(0);
- }
- }
- return super.onTouchEvent(event);
- }
- private static final int POLL_INTERVAL = 300;
- private Runnable mSleepTask = new Runnable() {
- public void run() {
- stop();
- }
- };
- private Runnable mPollTask = new Runnable() {
- public void run() {
- double amp = mSensor.getAmplitude();
- updateDisplay(amp);
- mHandler.postDelayed(mPollTask, POLL_INTERVAL);
- }
- };
- private void start(String name) {
- mSensor.start(name);
- mHandler.postDelayed(mPollTask, POLL_INTERVAL);
- }
- private void stop() {
- mHandler.removeCallbacks(mSleepTask);
- mHandler.removeCallbacks(mPollTask);
- mSensor.stop();
- volume.setImageResource(R.drawable.amp1);
- }
- private void updateDisplay(double signalEMA) {
- switch ((int) signalEMA) {
- case 0:
- case 1:
- volume.setImageResource(R.drawable.amp1);
- break;
- case 2:
- case 3:
- volume.setImageResource(R.drawable.amp2);
- break;
- case 4:
- case 5:
- volume.setImageResource(R.drawable.amp3);
- break;
- case 6:
- case 7:
- volume.setImageResource(R.drawable.amp4);
- break;
- case 8:
- case 9:
- volume.setImageResource(R.drawable.amp5);
- break;
- case 10:
- case 11:
- volume.setImageResource(R.drawable.amp6);
- break;
- default:
- volume.setImageResource(R.drawable.amp7);
- break;
- }
- }
- public void head_xiaohei(View v) { // 标题栏 返回按钮
- }
- }
第四:自定义的显示适配器:
- package com.example.voice_rcd;
- import java.util.List;
- import android.content.Context;
- import android.media.MediaPlayer;
- import android.media.MediaPlayer.OnCompletionListener;
- import android.view.LayoutInflater;
- import android.view.View;
- import android.view.View.OnClickListener;
- import android.view.ViewGroup;
- import android.widget.BaseAdapter;
- import android.widget.TextView;
- public class ChatMsgViewAdapter extends BaseAdapter {
- public static interface IMsgViewType {
- int IMVT_COM_MSG = 0;
- int IMVT_TO_MSG = 1;
- }
- private static final String TAG = ChatMsgViewAdapter.class.getSimpleName();
- private List<ChatMsgEntity> coll;
- private Context ctx;
- private LayoutInflater mInflater;
- private MediaPlayer mMediaPlayer = new MediaPlayer();
- public ChatMsgViewAdapter(Context context, List<ChatMsgEntity> coll) {
- ctx = context;
- this.coll = coll;
- mInflater = LayoutInflater.from(context);
- }
- public int getCount() {
- return coll.size();
- }
- public Object getItem(int position) {
- return coll.get(position);
- }
- public long getItemId(int position) {
- return position;
- }
- public int getItemViewType(int position) {
- // TODO Auto-generated method stub
- ChatMsgEntity entity = coll.get(position);
- if (entity.getMsgType()) {
- return IMsgViewType.IMVT_COM_MSG;
- } else {
- return IMsgViewType.IMVT_TO_MSG;
- }
- }
- public int getViewTypeCount() {
- // TODO Auto-generated method stub
- return 2;
- }
- public View getView(int position, View convertView, ViewGroup parent) {
- final ChatMsgEntity entity = coll.get(position);
- boolean isComMsg = entity.getMsgType();
- ViewHolder viewHolder = null;
- if (convertView == null) {
- if (isComMsg) {
- convertView = mInflater.inflate(
- R.layout.chatting_item_msg_text_left, null);
- } else {
- convertView = mInflater.inflate(
- R.layout.chatting_item_msg_text_right, null);
- }
- viewHolder = new ViewHolder();
- viewHolder.tvSendTime = (TextView) convertView
- .findViewById(R.id.tv_sendtime);
- viewHolder.tvUserName = (TextView) convertView
- .findViewById(R.id.tv_username);
- viewHolder.tvContent = (TextView) convertView
- .findViewById(R.id.tv_chatcontent);
- viewHolder.tvTime = (TextView) convertView
- .findViewById(R.id.tv_time);
- viewHolder.isComMsg = isComMsg;
- convertView.setTag(viewHolder);
- } else {
- viewHolder = (ViewHolder) convertView.getTag();
- }
- viewHolder.tvSendTime.setText(entity.getDate());
- if (entity.getText().contains(".amr")) {
- viewHolder.tvContent.setText("");
- viewHolder.tvContent.setCompoundDrawablesWithIntrinsicBounds(0, 0, R.drawable.chatto_voice_playing, 0);
- viewHolder.tvTime.setText(entity.getTime());
- } else {
- viewHolder.tvContent.setText(entity.getText());
- viewHolder.tvContent.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
- viewHolder.tvTime.setText("");
- }
- viewHolder.tvContent.setOnClickListener(new OnClickListener() {
- public void onClick(View v) {
- if (entity.getText().contains(".amr")) {
- playMusic(android.os.Environment.getExternalStorageDirectory()+"/"+entity.getText()) ;
- }
- }
- });
- viewHolder.tvUserName.setText(entity.getName());
- return convertView;
- }
- static class ViewHolder {
- public TextView tvSendTime;
- public TextView tvUserName;
- public TextView tvContent;
- public TextView tvTime;
- public boolean isComMsg = true;
- }
- /**
- * @Description
- * @param name
- */
- private void playMusic(String name) {
- try {
- if (mMediaPlayer.isPlaying()) {
- mMediaPlayer.stop();
- }
- mMediaPlayer.reset();
- mMediaPlayer.setDataSource(name);
- mMediaPlayer.prepare();
- mMediaPlayer.start();
- mMediaPlayer.setOnCompletionListener(new OnCompletionListener() {
- public void onCompletion(MediaPlayer mp) {
- }
- });
- } catch (Exception e) {
- e.printStackTrace();
- }
- }
- private void stop() {
- }
- }
附上代码,希望有需要的可以下载研究完善。
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最新评论
- wangliang68: 很好用的DEMO
android 比较靠谱的选择图片以及拍照,保存图片 - 巴士uncle:
android 仿微信聊天界面,以及语音录制功能 - jo_nes: 就一个GPS定位,别忽悠人啊
android基于Gps 定位和基站定位获取经纬度 - cheng521314: 可以点个赞吗?
android 仿微信聊天界面,以及语音录制功能 - wdz99: 不错,还能语音!!!
android 仿微信聊天界面,以及语音录制功能
评论
弱弱的问一下
这块怎么修改?
你好,哥们能说下怎么实现播放语音的喇叭动画吗,谢谢了我是个新手
就是监听语音的变化,换图片,看起来像在动一样。
你好,哥们能说下怎么实现播放语音的喇叭动画吗,谢谢了我是个新手
很少的代码就可以集成好
https://github.com/ijarobot/Android-Chat-Widget