解决ScrollView中嵌套EditText时的滑动滚动冲突

import android.view.MotionEvent;
import android.view.View;
import android.widget.EditText;

/**
* 用于解决EditText和ScrollView的触摸滚动冲突
* Created by LiuChaoya on 2018/1/25 09:46.
* email  1090969255@qq.com
*/

public class SolveEditTextScrollClash implements View.OnTouchListener {

private EditText editText;

public SolveEditTextScrollClash(EditText editText) {
this.editText = editText;
}

@Override
public boolean onTouch(View view, MotionEvent event) {
//触摸的是EditText而且当前EditText能够滚动则将事件交给EditText处理。否则将事件交由其父类处理
if ((view.getId() == editText.getId() && canVerticalScroll(editText))) {
view.getParent().requestDisallowInterceptTouchEvent(true);
if (event.getAction() == MotionEvent.ACTION_UP) {
view.getParent().requestDisallowInterceptTouchEvent(false);
}
}
return false;
}

/**
* EditText竖直方向能否够滚动
* @param editText  须要推断的EditText
* @return  true：能够滚动   false：不能够滚动
*/
private boolean canVerticalScroll(EditText editText) {
//滚动的距离
int scrollY = editText.getScrollY();
//控件内容的总高度
int scrollRange = editText.getLayout().getHeight();
//控件实际显示的高度
int scrollExtent = editText.getHeight() - editText.getCompoundPaddingTop() -editText.getCompoundPaddingBottom();
//控件内容总高度与实际显示高度的差值
int scrollDifference = scrollRange - scrollExtent;

if(scrollDifference == 0) {
return false;
}

return (scrollY > 0) || (scrollY < scrollDifference - 1);
}
}

EditText editText = (EditText)findViewById(R.id.editText);

editText.setOnTouchListener(new SolveEditTextScrollClash(editText));