1. 程式人生 > >ScrollView實現懸浮標題欄效果

ScrollView實現懸浮標題欄效果

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    <com.bpj.scrollviewsuspenion.MyScrollView
        android:id="@+id/sc"
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">
            <TextView
                android:layout_width="match_parent"
                android:layout_height="200dp"
                android:gravity="center"
                android:text="內容一" />

            <LinearLayout
                android:id="@+id/tv_title"
                android:orientation="horizontal"
                android:layout_width="match_parent"
                android:layout_height="40dp"
                android:gravity="center_vertical"
                android:background="@color/colorPrimary">

                <TextView
                    android:layout_width="0dp"
                    android:layout_weight="1"
                    android:layout_height="wrap_content"
                    android:background="@color/colorPrimary"
                    android:text="標題欄"
                    android:textColor="@android:color/white"
                    />
                <TextView
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:background="@color/colorPrimary"
                    android:text="(ScrollView中固定的)"
                    android:textColor="@android:color/white"
                    />
            </LinearLayout>
            <TextView
                android:layout_width="match_parent"
                android:layout_height="800dp"
                android:gravity="center"
                android:text="內容二" />
        </LinearLayout>

    </com.bpj.scrollviewsuspenion.MyScrollView>
    <LinearLayout
        android:id="@+id/tv_hide"
        android:visibility="gone"
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="40dp"
        android:gravity="center_vertical"
        android:background="@color/colorPrimary">

        <TextView
            android:layout_width="0dp"
            android:layout_weight="1"
            android:layout_height="wrap_content"
            android:background="@color/colorPrimary"
            android:text="標題欄"
            android:textColor="@android:color/white"
             />
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:background="@color/colorPrimary"
            android:text="(隱藏的)"
            android:textColor="@android:color/white"
            />
    </LinearLayout>

</RelativeLayout>
3)設定