光环助手V4.0.0-问答社区优化汇总(2200226测试)

https://gitlab.ghzs.com/pm/halo-app-issues/issues/768

app/src/main/java/com/gh/common/view/ExpandAndCloseTextView.java

@@ -1,6 +1,7 @@
 package com.gh.common.view;
 
 import android.content.Context;
+import android.graphics.Paint;
 import android.os.Build;
 import android.text.Layout;
 import android.text.SpannableString;
@@ -28,6 +29,8 @@ import androidx.appcompat.widget.AppCompatTextView;
 
 /**
  * 参考： https://github.com/MrTrying/ExpandableText-Example
+ * <p>
+ * todo 辣鸡代码，有时间移除并在 {@link ExpandTextView} 实现该功能
  */
 public class ExpandAndCloseTextView extends AppCompatTextView {
 
@@ -112,6 +115,7 @@ public class ExpandAndCloseTextView extends AppCompatTextView {
                     mOpenSpannableStr.append("\n");
                 }
                 if (mCloseSuffixSpan != null) {
+                    mOpenSpannableStr = new SpannableStringBuilder(autoSplitText(mOpenSpannableStr.toString()));
                     mOpenSpannableStr.append(mCloseSuffixSpan);
                 }
                 //计算原文截取位置
@@ -155,6 +159,8 @@ public class ExpandAndCloseTextView extends AppCompatTextView {
                 mCLoseHeight = tempLayout.getHeight() + getPaddingTop() + getPaddingBottom();
 
                 mCloseSpannableStr.append(ELLIPSIS_STRING);
+
+                mCloseSpannableStr = new SpannableStringBuilder(autoSplitText(mCloseSpannableStr.toString()));
                 if (mOpenSuffixSpan != null) {
                     mCloseSpannableStr.append(mOpenSuffixSpan);
                 }
@@ -497,6 +503,43 @@ public class ExpandAndCloseTextView extends AppCompatTextView {
         }, 1, mCloseSuffixStr.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
     }
 
+    private String autoSplitText(final String rawText) {
+        final Paint tvPaint = getPaint(); //paint，包含字体等信息
+        final float tvWidth = initWidth - getPaddingLeft() - getPaddingRight(); //控件可用宽度
+
+        //将原始文本按行拆分
+        String[] rawTextLines = rawText.replaceAll("\r", "").split("\n");
+        StringBuilder sbNewText = new StringBuilder();
+        for (String rawTextLine : rawTextLines) {
+            if (tvPaint.measureText(rawTextLine) <= tvWidth) {
+                //如果整行宽度在控件可用宽度之内，就不处理了
+                sbNewText.append(rawTextLine);
+            } else {
+                //如果整行宽度超过控件可用宽度，则按字符测量，在超过可用宽度的前一个字符处手动换行
+                float lineWidth = 0;
+                for (int cnt = 0; cnt != rawTextLine.length(); ++cnt) {
+                    char ch = rawTextLine.charAt(cnt);
+                    lineWidth += tvPaint.measureText(String.valueOf(ch));
+                    if (lineWidth <= tvWidth) {
+                        sbNewText.append(ch);
+                    } else {
+                        sbNewText.append("\n");
+                        lineWidth = 0;
+                        --cnt;
+                    }
+                }
+            }
+            sbNewText.append("\n");
+        }
+
+        //把结尾多余的\n去掉
+        if (!rawText.endsWith("\n")) {
+            sbNewText.deleteCharAt(sbNewText.length() - 1);
+        }
+
+        return sbNewText.toString();
+    }
+
     @Override
     public void setOnClickListener(View.OnClickListener onClickListener) {
         mOnClickListener = onClickListener;

app/src/main/java/com/gh/gamecenter/qa/answer/detail/AnswerDetailFragment.kt

@@ -34,6 +34,7 @@ import com.gh.common.constant.Constants.GAME_DETAIL_COME_IN
 import com.gh.common.history.HistoryHelper
 import com.gh.common.util.*
 import com.gh.common.view.DrawableView
+import com.gh.common.view.ExpandAndCloseTextView
 import com.gh.common.view.RichEditor
 import com.gh.gamecenter.NormalActivity
 import com.gh.gamecenter.R
@@ -83,7 +84,7 @@ class AnswerDetailFragment : NormalFragment() {
     @BindView(R.id.questionsdetail_item_picll)
     lateinit var mImgLl: LinearLayout
     @BindView(R.id.questionsdetail_item_des)
-    lateinit var mQuestionsDescTv: TextView
+    lateinit var mQuestionsDescTv: ExpandAndCloseTextView
     @BindView(R.id.questiondetail_item_pic3_mask)
     lateinit var mPic3Mask: View
     @BindView(R.id.questiondetail_item_pic3_desc)
@@ -1077,7 +1078,9 @@ class AnswerDetailFragment : NormalFragment() {
         mQuestionsDescTv.visibility = if (question.description.isNullOrEmpty()) {
             View.GONE
         } else {
-            mQuestionsDescTv.text = question.description
+            mQuestionsDescTv.initWidth(resources.displayMetrics.widthPixels - 40F.dip2px())
+            mQuestionsDescTv.maxLines = 3
+            mQuestionsDescTv.setOriginalText(question.description)
             View.VISIBLE
         }
 

app/src/main/java/com/gh/gamecenter/qa/questions/detail/QuestionsDetailAdapter.kt

@@ -176,7 +176,7 @@ class QuestionsDetailAdapter(
                 if (index != -1 && holder is CommunityAnswerItemViewHolder) {
                     val answer = mEntityList[index].answer ?: return
                     val intent = AnswerDetailActivity.getIntent(mContext, answer.id, mEntrance, "问题详情-答案列表")
-                    holder.bindAnswerItem(answer,true, mEntrance, "问题详情")
+                    holder.bindAnswerItem(answer, true, mEntrance, "问题详情")
                     holder.binding.root.setOnClickListener {
                         (mContext as Activity).startActivityForResult(intent, QuestionsDetailFragment.QUESTIONS_DETAIL_ANSWER_REQUEST)
                     }
@@ -189,7 +189,7 @@ class QuestionsDetailAdapter(
                 val index = position - TOP_ITEM_COUNT
                 if (index != -1) {
                     val viewHolder = holder as CommunityAnswerItemViewHolder
-                    val answerEntity = mEntityList[index].similarAnswer?:return
+                    val answerEntity = mEntityList[index].similarAnswer ?: return
                     viewHolder.bindAnswerItem(answerEntity, "", "问题推荐")
                     viewHolder.binding.title.setOnClickListener {
                         val questions = answerEntity.questions
@@ -266,7 +266,9 @@ class QuestionsDetailAdapter(
         }
 
         // 问题描述
-        holder.mDes.text = description
+        holder.mDes.initWidth(mContext.resources.displayMetrics.widthPixels - 40F.dip2px())
+        holder.mDes.maxLines = 3
+        holder.mDes.setOriginalText(description)
         holder.mDes.goneIf(TextUtils.isEmpty(description))
 
         // "关注问题"

app/src/main/java/com/gh/gamecenter/qa/questions/detail/QuestionsDetailItemViewHolder.java

@@ -7,6 +7,7 @@ import android.widget.TextView;
 import com.facebook.drawee.view.SimpleDraweeView;
 import com.gh.base.BaseRecyclerViewHolder;
 import com.gh.base.OnListClickListener;
+import com.gh.common.view.ExpandAndCloseTextView;
 import com.gh.gamecenter.R;
 import com.google.android.flexbox.FlexboxLayout;
 
@@ -23,7 +24,7 @@ public class QuestionsDetailItemViewHolder extends BaseRecyclerViewHolder {
     @BindView(R.id.questionsdetail_item_title)
     public TextView mTitle;
     @BindView(R.id.questionsdetail_item_des)
-    public TextView mDes;
+    public ExpandAndCloseTextView mDes;
     @BindView(R.id.questionsdetail_item_pic1)
     public SimpleDraweeView mPic1;
     @BindView(R.id.questionsdetail_item_pic2)