android实现上下左右滑动界面布局
实现上下左右滑动界面布局
主要为大家详细介绍了android实现上下左右滑动的界面布局,文中示例代码介绍的非常详细,具有一定的参考
价值,感兴趣的小伙伴们可以参考一下
本文实例为大家分享了android实现滑动界面布局的具体代码,供大家参考,具体内容如下
1.我使用的是ScrollView嵌套HorizontalScrollView让ScrollView负责上下滑动HorizontalScrollView负责左右滑动
2.以下代码提供了思路和完成手段,请根据具体业务去进行修改,我试过使用recyclerview进行自定义,发现一旦有了复杂业
务之后会掉帧卡顿所以使用了这种方法
XML布局
android:layout_height="60dp"
android:gravity="center"
android:text="A4"/>
android:text="A4"/>
android:gravity="center"
android:text="A2"/>
android:layout_height="60dp"
android:gravity="center"
android:text="A6"/>
mainAvtivity的代码
package test.smartonet.com.myapplication;
import android.annotation.SuppressLint;
import android.content.Context;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.AttributeSet;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.HorizontalScrollView;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;
import android.widget.Toast;
import org.w3c.dom.Text;
import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.List;
/**
* zhaohan creat 2019/3/6
*/
public class MainActivity extends AppCompatActivity {
String TAG = "主程序";
float mPosX;
float mPosY;
float mCurPosX;
float mCurPosY;
int offset=10;//偏移量
int friction = 10;//摩擦力
final List list = new ArrayList();
@SuppressLint("ClickableViewAccessibility")
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
final PagerScrollView scrollView = findViewById(R.id.main);
list.add((HorizontalScrollView) findViewById(R.id.hor));
list.add((HorizontalScrollView) findViewById(R.id.hor1));
list.add((HorizontalScrollView) findViewById(R.id.hor2));
list.add((HorizontalScrollView) findViewById(R.id.hor3));
list.add((HorizontalScrollView) findViewById(R.id.hor4));
list.add((HorizontalScrollView) findViewById(R.id.hor5));
list.add((HorizontalScrollView) findViewById(R.id.hor6));
for(HorizontalScrollView horizontalScrollView:list){
horizontalScrollView.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
mPosX = event.getX();
mPosY = event.getY();
Log.w(TAG,mPosY+"");
break;
case MotionEvent.ACTION_MOVE:
mCurPosX = event.getX();
mCurPosY = event.getY();
case MotionEvent.ACTION_UP:
if (mCurPosX - mPosX > 0 && (Math.abs(mCurPosX - mPosX) > offset)) {
int speed = 10;//速度
int distance = 20;//滑动距离
if((Math.abs(mCurPosX - mPosX))>50){
speed = (int) Math.abs(mCurPosX - mPosX)/friction;
distance = (int) Math.abs(mCurPosX - mPosX)/3;//滑动距离
}
//向右滑動
Log.w(TAG,"向右滑动了!");
while(distance>0) {
distance = distance - speed;
for(HorizontalScrollView horizontalScrollView:list){
horizontalScrollView.smoothScrollBy(distance, 0);
}
}
return true;//true为屏蔽范围内的其他滑动监听
} else if (mCurPosX - mPosX < 0 && (Math.abs(mCurPosX - mPosX) > offset)) {
int speed = 10;//速度
int distance = 20;//滑动距离
if((Math.abs(mCurPosX - mPosX))>50){
speed = (int) Math.abs(mCurPosX - mPosX)/friction;
distance = (int) Math.abs(mCurPosX - mPosX)/3;//滑动距离
}
//向左滑动
Log.w(TAG,"向左滑动了!");
//改为滑动
while(distance>0){
distance=distance-speed;
for(HorizontalScrollView horizontalScrollView:list){
horizontalScrollView.smoothScrollBy(-distance,0 );
}
}
return true;//true为屏蔽范围内的其他滑动监听
}
break;
}
return true;//true为屏蔽范围内的其他滑动监听
}
});
}
}
}
class PagerScrollView extends ScrollView {
private float xDistance, yDistance, xLast, yLast;
public PagerScrollView(Context context) {
super(context);
}
public PagerScrollView(Context context, AttributeSet attrs) {
super(context, attrs);
}
public PagerScrollView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
@Override
public boolean onInterceptTouchEvent(MotionEvent ev) {
switch (ev.getAction()) {
case MotionEvent.ACTION_DOWN:
xDistance = yDistance = 0f;
xLast = ev.getX();
yLast = ev.getY();
break;
case MotionEvent.ACTION_MOVE:
final float curX = ev.getX();
final float curY = ev.getY();
xDistance += Math.abs(curX - xLast);
yDistance += Math.abs(curY - yLast);
xLast = curX;
yLast = curY;
/**
* X轴滑动距离大于Y轴滑动距离,也就是用户横向滑动时,返回false,ScrollView不处理这次事件,
* 让子控件中的TouchEvent去处理,所以横向滑动的事件交由ViewPager处理,
* ScrollView只处理纵向滑动事件
*/