modify publish topic

app/src/main/java/com/electric/chargingpile/activity/PublishTopicActivity.java

        map.put("content", mPublishtopicCon.getText().toString());
        map.put("urls", urls);
        map.put("topicId", talkRecommendBean.targetId + "");
        map.put("targetType",  "23");
        if (MainApplication.isLogin()) {
            map.put("userId", MainApplication.userId);
            map.put("appToken", MainApplication.messageToken);

app/src/main/res/layout/activity_publishtopic.xml

    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_height="match_parent"
        android:layout_marginBottom="50dp"
        android:layout_below="@+id/publishtopic_back">
        <LinearLayout
                android:id="@+id/item_video_ll"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginBottom="100dp"
                android:layout_marginBottom="50dp"
                android:visibility="gone">
                <ImageView
        android:layout_marginStart="11dp"
        android:gravity="center_vertical"
        android:orientation="horizontal"
        android:visibility="gone"
        android:paddingStart="@dimen/ui_10_dip"
        android:paddingEnd="15dp"
        android:text="预览"
        android:id="@+id/publishtopic_word_num"
        android:layout_width="wrap_content"
        android:layout_height="49dp"
        android:layout_alignParentEnd="true"
        android:layout_marginEnd="15dp"
        android:layout_alignParentBottom="true"
        android:layout_toStartOf="@+id/publishtopic_choose_preview"
        android:gravity="center_vertical"