在开发中用到了需要ScrollView嵌套GridView的情况,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 com.weijie.app_user.activity.order; import android.content.Context; import android.util.AttributeSet; import android.widget.GridView; public class MyGridView extends GridView { public MyGridView(Context context, AttributeSet attrs) { super(context, attrs); } public MyGridView(Context context) { super(context); } public MyGridView(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); } @Override public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { int expandSpec = MeasureSpec.makeMeasureSpec( Integer.MAX_VALUE >> 2, MeasureSpec.AT_MOST); super.onMeasure(widthMeasureSpec, expandSpec); } }
XML布局代码:
XML布局代码 <ScrollView Android:layout_height="wrap_content" android:layout_width="fill_parent" android:id="@+id/scroll_content"> <com.yourclass.MyGridView xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/grid_view" android:layout_width="fill_parent" android:layout_height="wrap_content" android:numColumns="auto_fit" android:horizontalSpacing="1dip" android:verticalSpacing="1dip" android:columnWidth="150dip" android:stretchMode="columnWidth" android:gravity="center"> </com.yourclass.MyGridView> </ScrollView>
Java调用代码:
MyGridView gridview = (MyGridView) findViewById(R.id.grid_view);
gridview.setAdapter(new ImageAdapter(this));