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java 手势识别_java – 如何在Android中实现手势识别

时间:2019-10-11 20:47:19

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java 手势识别_java – 如何在Android中实现手势识别

有一天我得到它的工作,失去的一部分是,我必须禁用滑动关闭手势,并添加DismissOverlayView到我的布局,步骤:

>禁用滑动关闭手势

将AppTheme样式添加到您的styles.xml中,并将其用作mainfest中的应用程序样式

styles.xml:

false

AndroidManifest.xml中:

android:allowBackup="true"

android:icon="@drawable/ic_launcher"

android:label="@string/app_name"

android:theme="@style/AppTheme" >

>将DissmissOverlayView添加到您的主布局

android:id="@+id/dismiss_overlay"

android:layout_height="match_parent"

android:layout_width="match_parent"/>

>在您的活动中使用它来获取手势

public class WearActivity extends Activity {

private DismissOverlayView mDismissOverlay;

private GestureDetector mDetector;

public void onCreate(Bundle savedState) {

super.onCreate(savedState);

setContentView(R.layout.wear_activity);

// Obtain the DismissOverlayView element

mDismissOverlay = (DismissOverlayView) findViewById(R.id.dismiss_overlay);

mDismissOverlay.setIntroText(R.string.long_press_intro);

mDismissOverlay.showIntroIfNecessary();

// Configure a gesture detector

mDetector = new GestureDetector(this,new SimpleOnGestureListener() {

@Override

public void onLongPress(MotionEvent event) {

Log.d(DEBUG_TAG," onLongPress: " + event.toString());

}

@Override

public boolean onDown(MotionEvent event) {

Log.d(DEBUG_TAG," onDown: " + event.toString());

return true;

}

@Override

public boolean onFling(MotionEvent event1,float velocityY) {

Log.d(DEBUG_TAG," onFling: " + event1.toString()+event2.toString());

return true;

}

@Override

public boolean onScroll(MotionEvent e1,float distanceY) {

Log.d(DEBUG_TAG," onScroll: " + e1.toString()+e2.toString());

return true;

}

@Override

public void onShowPress(MotionEvent event) {

Log.d(DEBUG_TAG," onShowPress: " + event.toString());

}

@Override

public boolean onSingleTapUp(MotionEvent event) {

Log.d(DEBUG_TAG," onSingleTapUp: " + event.toString());

return true;

}

@Override

public boolean onDoubleTap(MotionEvent event) {

Log.d(DEBUG_TAG," onDoubleTap: " + event.toString());

return true;

}

@Override

public boolean onDoubleTapEvent(MotionEvent event) {

Log.d(DEBUG_TAG," onDoubleTapEvent: " + event.toString());

return true;

}

@Override

public boolean onSingleTapConfirmed(MotionEvent event) {

Log.d(DEBUG_TAG," onSingleTapConfirmed: " + event.toString());

return true;

}

});

}

// Capture long presses

@Override

public boolean onTouchEvent(MotionEvent ev) {

return mDetector.onTouchEvent(ev) || super.onTouchEvent(ev);

}

}

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