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Android實(shí)現(xiàn)朋友圈評(píng)論回復(fù)列表

發(fā)布時(shí)間：2020-08-22 20:40:09 來源：腳本之家 閱讀：332 作者：發(fā)強(qiáng) 欄目：移動(dòng)開發(fā)

本文實(shí)例為大家分享了Android實(shí)現(xiàn)朋友圈評(píng)論回復(fù)列表的具體代碼，供大家參考，具體內(nèi)容如下

Android實(shí)現(xiàn)朋友圈評(píng)論回復(fù)列表

Android實(shí)現(xiàn)朋友圈點(diǎn)贊列表

Android實(shí)現(xiàn)朋友圈多圖顯示功能

正文

還是老流程，先來看一下效果圖：

Android實(shí)現(xiàn)朋友圈評(píng)論回復(fù)列表

然后是主要實(shí)現(xiàn)代碼：

CommentsView

public class CommentsView extends LinearLayout {

 private Context mContext;
 private List<CommentsBean> mDatas;
 private onItemClickListener listener;

 public CommentsView(Context context) {
  this(context, null);
 }

 public CommentsView(Context context, @Nullable AttributeSet attrs) {
  this(context, attrs, 0);
 }

 public CommentsView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
  super(context, attrs, defStyleAttr);
  setOrientation(VERTICAL);
  this.mContext = context;
 }

 /**
  * 設(shè)置評(píng)論列表信息
  *
  * @param list
  */
 public void setList(List<CommentsBean> list) {
  mDatas = list;
 }

 public void setOnItemClickListener(onItemClickListener listener) {
  this.listener = listener;
 }

 public void notifyDataSetChanged() {
  removeAllViews();
  if (mDatas == null || mDatas.size() <= 0) {
   return;
  }
  LayoutParams layoutParams = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
  layoutParams.setMargins(0, 10, 0, 10);
  for (int i = 0; i < mDatas.size(); i++) {
   View view = getView(i);
   if (view == null) {
    throw new NullPointerException("listview item layout is null, please check getView()...");
   }
   addView(view, i, layoutParams);
  }
 }

 private View getView(final int position) {
  final CommentsBean item = mDatas.get(position);
  UserBean replyUser = item.getReplyUser();
  boolean hasReply = false; // 是否有回復(fù)
  if (replyUser != null) {
   hasReply = true;
  }
  TextView textView = new TextView(mContext);
  textView.setTextSize(15);
  textView.setTextColor(0xff686868);

  SpannableStringBuilder builder = new SpannableStringBuilder();
  UserBean comUser = item.getCommentsUser();
  String name = comUser.getUserName();
  if (hasReply) {
   builder.append(setClickableSpan(name, item.getCommentsUser()));
   builder.append(" 回復(fù) ");
   builder.append(setClickableSpan(replyUser.getUserName(), item.getReplyUser()));

  } else {
   builder.append(setClickableSpan(name, item.getCommentsUser()));
  }
  builder.append(" : ");
  builder.append(setClickableSpanContent(item.getContent(), position));
  textView.setText(builder);
  // 設(shè)置點(diǎn)擊背景色
  textView.setHighlightColor(getResources().getColor(android.R.color.transparent));
//  textView.setHighlightColor(0xff000000);

  textView.setMovementMethod(new CircleMovementMethod(0xffcccccc, 0xffcccccc));

  textView.setOnClickListener(new OnClickListener() {
   @Override
   public void onClick(View v) {
    if (listener != null) {
     listener.onItemClick(position, item);
    }
   }
  });

  return textView;
 }

 /**
  * 設(shè)置評(píng)論內(nèi)容點(diǎn)擊事件
  *
  * @param item
  * @param position
  * @return
  */
 public SpannableString setClickableSpanContent(final String item, final int position) {
  final SpannableString string = new SpannableString(item);
  ClickableSpan span = new ClickableSpan() {
   @Override
   public void onClick(View widget) {
    // TODO: 2017/9/3 評(píng)論內(nèi)容點(diǎn)擊事件
    Toast.makeText(mContext, "position: " + position + " , content: " + item, Toast.LENGTH_SHORT).show();
   }

   @Override
   public void updateDrawState(TextPaint ds) {
    super.updateDrawState(ds);
    // 設(shè)置顯示的內(nèi)容文本顏色
    ds.setColor(0xff686868);
    ds.setUnderlineText(false);
   }
  };
  string.setSpan(span, 0, string.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
  return string;
 }

 /**
  * 設(shè)置評(píng)論用戶名字點(diǎn)擊事件
  *
  * @param item
  * @param bean
  * @return
  */
 public SpannableString setClickableSpan(final String item, final UserBean bean) {
  final SpannableString string = new SpannableString(item);
  ClickableSpan span = new ClickableSpan() {
   @Override
   public void onClick(View widget) {
    // TODO: 2017/9/3 評(píng)論用戶名字點(diǎn)擊事件
    Toast.makeText(mContext, bean.getUserName(), Toast.LENGTH_SHORT).show();
   }

   @Override
   public void updateDrawState(TextPaint ds) {
    super.updateDrawState(ds);
    // 設(shè)置顯示的用戶名文本顏色
    ds.setColor(0xff387dcc);
    ds.setUnderlineText(false);
   }
  };

  string.setSpan(span, 0, string.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
  return string;
 }

 /**
  * 定義一個(gè)用于回調(diào)的接口
  */
 public interface onItemClickListener {
  void onItemClick(int position, CommentsBean bean);
 }
}

CircleMovementMethod

public class CircleMovementMethod extends BaseMovementMethod {
 private final static int DEFAULT_COLOR_ID = android.R.color.transparent;
 /**
  * 整個(gè)textView的背景色
  */
 private int textViewBgColor;
 /**
  * 點(diǎn)擊部分文字時(shí)部分文字的背景色
  */
 private int clickableSpanBgClor;

 private BackgroundColorSpan mBgSpan;
 private ClickableSpan[] mClickLinks;


 /**
  * @param clickableSpanBgClor 點(diǎn)擊選中部分時(shí)的背景色
  */
 public CircleMovementMethod(int clickableSpanBgClor) {
  this.clickableSpanBgClor = clickableSpanBgClor;
 }

 /**
  * @param clickableSpanBgClor 點(diǎn)擊選中部分時(shí)的背景色
  * @param textViewBgColor  整個(gè)textView點(diǎn)擊時(shí)的背景色
  */
 public CircleMovementMethod(int clickableSpanBgClor, int textViewBgColor) {
  this.textViewBgColor = textViewBgColor;
  this.clickableSpanBgClor = clickableSpanBgClor;
 }

 public boolean onTouchEvent(TextView widget, Spannable buffer,
        MotionEvent event) {

  int action = event.getAction();
  if (action == MotionEvent.ACTION_DOWN) {
   int x = (int) event.getX();
   int y = (int) event.getY();

   x -= widget.getTotalPaddingLeft();
   y -= widget.getTotalPaddingTop();

   x += widget.getScrollX();
   y += widget.getScrollY();

   Layout layout = widget.getLayout();
   int line = layout.getLineForVertical(y);
   int off = layout.getOffsetForHorizontal(line, x);

   mClickLinks = buffer.getSpans(off, off, ClickableSpan.class);
   if (mClickLinks.length > 0) {
    // 點(diǎn)擊的是Span區(qū)域，不要把點(diǎn)擊事件傳遞
    Selection.setSelection(buffer,
      buffer.getSpanStart(mClickLinks[0]),
      buffer.getSpanEnd(mClickLinks[0]));
    //設(shè)置點(diǎn)擊區(qū)域的背景色
    mBgSpan = new BackgroundColorSpan(clickableSpanBgClor);
    buffer.setSpan(mBgSpan,
      buffer.getSpanStart(mClickLinks[0]),
      buffer.getSpanEnd(mClickLinks[0]),
      Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
   } else {
    // textview選中效果
//    widget.setBackgroundColor(textViewBgColor);
    widget.setBackgroundResource(DEFAULT_COLOR_ID);
   }

  } else if (action == MotionEvent.ACTION_UP) {
   if (mClickLinks.length > 0) {
    mClickLinks[0].onClick(widget);
    if (mBgSpan != null) {//移除點(diǎn)擊時(shí)設(shè)置的背景span
     buffer.removeSpan(mBgSpan);
    }
   } else {

   }
   Selection.removeSelection(buffer);
   widget.setBackgroundResource(DEFAULT_COLOR_ID);
  } else if (action == MotionEvent.ACTION_MOVE) {
   //這種情況不用做處理
  } else {
   if (mBgSpan != null) {//移除點(diǎn)擊時(shí)設(shè)置的背景span
    buffer.removeSpan(mBgSpan);
   }
   widget.setBackgroundResource(DEFAULT_COLOR_ID);
  }
  return Touch.onTouchEvent(widget, buffer, event);
 }
}

相關(guān)數(shù)據(jù)結(jié)構(gòu)（模擬）

CommentsBean

public class CommentsBean implements Serializable {
 private int commentsId;
 private String content;
 private UserBean replyUser; // 回復(fù)人信息
 private UserBean commentsUser; // 評(píng)論人信息

 public int getCommentsId() {
  return commentsId;
 }

 public void setCommentsId(int commentsId) {
  this.commentsId = commentsId;
 }

 public String getContent() {
  return content;
 }

 public void setContent(String content) {
  this.content = content;
 }

 public UserBean getReplyUser() {
  return replyUser;
 }

 public void setReplyUser(UserBean replyUser) {
  this.replyUser = replyUser;
 }

 public UserBean getCommentsUser() {
  return commentsUser;
 }

 public void setCommentsUser(UserBean commentsUser) {
  this.commentsUser = commentsUser;
 }
}

UserBean

public class UserBean implements Serializable {
 private int userId;
 private String userName;

 public int getUserId() {
  return userId;
 }

 public void setUserId(int userId) {
  this.userId = userId;
 }

 public String getUserName() {
  return userName;
 }

 public void setUserName(String userName) {
  this.userName = userName;
 }
}

用法

<com.lvfq.myworkingtest.dynamic.view.CommentsView
  android:id="@+id/commentView"
  android:layout_width="match_parent"
  android:layout_height="wrap_content"
  android:layout_margin="@dimen/dp_20" />

commentView = LvV.find(this, R.id.commentView);
commentView.setList(Data.getComments());
commentView.setOnItemClickListener(new CommentsView.onItemClickListener() {
 @Override
 public void onItemClick(int position, CommentsBean bean) {

 }
});
commentView.notifyDataSetChanged();

代碼已整理到Github

附：如果需要完整朋友圈項(xiàng)目的話，這里推薦一個(gè) Github 項(xiàng)目仿微信實(shí)現(xiàn)的朋友圈

以上就是本文的全部?jī)?nèi)容，希望對(duì)大家的學(xué)習(xí)有所幫助，也希望大家多多支持億速云。

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