scorllview嵌套gridview和listview的兼容问题

ScrollView嵌套GridView或ListView,由于这两款控件都自带滚动条,当他们碰到一起的时候便会出问题,即GridView会显示不全。

解决办法:自定义一个GridView控件

package cn.com.gxlu.frame.impl;

import android.content.Context;
import android.util.AttributeSet;
import android.widget.GridView;

public class MyGrideView extends GridView {

    public MyGrideView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }

    public MyGrideView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public MyGrideView(Context context) {
        super(context);
    }

    @Override
    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        int expandSpec = MeasureSpec.makeMeasureSpec(Integer.MAX_VALUE >> 2,
                MeasureSpec.AT_MOST);
        super.onMeasure(widthMeasureSpec, expandSpec);
    }
}
该自定义控件只是重写了GridView的onMeasure方法,使其不会出现滚动条,ScrollView嵌套ListView也是同样的道理,不再赘述。

XML布局代码
<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:scrollbars="vertical" >

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical" >

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal" >

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="dddddd" />

            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content" 
                android:layout_weight="1"/>

            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content" />
        </LinearLayout>

        <cn.com.gxlu.frame.impl.MyGrideView
            android:id="@+id/gridview"
            android:layout_width="fill_parent"
            android:layout_height="fill_parent"
            android:layout_marginBottom="35dp"
            android:layout_marginLeft="20dp"
            android:layout_marginRight="20dp"
            android:layout_marginTop="20dp"
            android:horizontalSpacing="1dip"
            android:numColumns="3"
            android:verticalSpacing="1dip" >
        </cn.com.gxlu.frame.impl.MyGrideView>
    </LinearLayout>

</ScrollView>
View Code


 
原文地址:https://www.cnblogs.com/dj168/p/3812118.html