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  • 如何在Android中创建手势识别功能?

    在Android中,可以使用GestureDetector类来创建手势识别示例代码。以下是一个简单的示例:,,“java,import android.view.GestureDetector;,import android.view.MotionEvent;,import android.view.View;,,public class MyGestureListener extends GestureDetector.SimpleOnGestureListener {, @Override, public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {, // 处理滑动手势, return true;, },, @Override, public boolean onSingleTapConfirmed(MotionEvent e) {, // 处理单击确认手势, return true;, },},,public class MainActivity extends AppCompatActivity {, private GestureDetector gestureDetector;,, @Override, protected void onCreate(Bundle savedInstanceState) {, super.onCreate(savedInstanceState);, setContentView(R.layout.activity_main);,, gestureDetector = new GestureDetector(this, new MyGestureListener());,, View view = findViewById(R.id.my_view);, view.setOnTouchListener(new View.OnTouchListener() {, @Override, public boolean onTouch(View v, MotionEvent event) {, return gestureDetector.onTouchEvent(event);, }, });, },},“,,这段代码展示了如何使用GestureDetector和SimpleOnGestureListener来检测基本的手势,如滑动和单击确认。

    2024-11-06
    036
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