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ScrollView中添加ListView

2015-07-06 11:39 204 查看
<p>1.要点一:去除ListView的scrollBar,添加ScrollView的scrollBar:</p>


<ScrollView android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_weight="1"
android:scrollbars="vertical">
<LinearLayout android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="wrap_content">
<LinearLayout android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:paddingLeft="5dp" android:paddingRight="5dp"
android:paddingTop="6dp" android:paddingBottom="6dp"

android:background="@color/LightSteelBlue1">

<TextView android:id="@+id/text" android:text="列表如下:"
android:layout_width="wrap_content"  android:layout_height="wrap_content"

android:textColor="@color/White" android:layout_marginLeft="10dp"

android:gravity="center_horizontal"
android:paddingTop="5dp" android:paddingBottom="5dp" android:clickable="true"/>
</LinearLayout>
<ListView android:id="@+id/list_alarm" android:layout_width="fill_parent"
android:layout_height="wrap_content" android:layout_weight="1"
android:cacheColorHint="@color/LightCyan2" android:scrollbars="none"/>
</LinearLayout>
</ScrollView>


2.要点二:(设置ListView的高度,否则只能显示1-2行)

在setAdapter之后,在设置ListView的高度(不是wrap_content),其高度 = 每行高度 * 行数 + 行间距 * (行数 - 1),用ViewGroup.LayoutParams 设置ListView 的高度

private void setAdapter(){
ArrayAdapter<String> adapter = new ArrayAdapter<String>

(MainActivity.this,android.R.layout.simple_list_item_1,listSource);
mListView.setAdapter(adapter);
setLvHeight();
}

private void setLvHeight(){
ListAdapter adapter = mListView.getAdapter();
if(adapter == null){
ShowLog.d(TAG, "no data in ListView");
return;
}
int totalHeight = 0;
for(int i = 0;i < adapter.getCount(); i++){
View itemView = adapter.getView(i, null, mListView);
itemView.measure(0, 0);
totalHeight += itemView.getMeasuredHeight();
}
ViewGroup.LayoutParams layoutParams = mListView.getLayoutParams();
layoutParams.height = totalHeight + (mListView.getDividerHeight() * (adapter.getCount() - 1));//总行高+每行的间距
mListView_Alarm.setLayoutParams(layoutParams);
}


方法2:http://blog.csdn.net/kaixinbingju/article/details/8649276
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