Google Glass gestureDetector 和 setBaseListener
Google Glass gestureDetector and setBaseListener
我想实现手势检测器来为我的 Google Glass 设置 baselistener。 Android 工作室给我一个错误,说找不到符号 touchpad
。我已经导入了相关的库。
setBaseListener
继续报错。
private GestureDetector createGestureDetector(Context context, GestureDetector.OnGestureListener listener) {
GestureDetector gestureDetector = new GestureDetector(context, listener);
//Create a base listener for generic gestures
gestureDetector.setBaseListener(new GestureDetector.BaseListener() {
@Override
public boolean onGesture(Gesture gesture) {
if (gesture == Gesture.TAP) {
// do something on tap
return true;
} else if (gesture == Gesture.TWO_TAP) {
// do something on two finger tap
return true;
} else if (gesture == Gesture.SWIPE_RIGHT) {
// do something on right (forward) swipe
return true;
} else if (gesture == Gesture.SWIPE_LEFT) {
// do something on left (backwards) swipe
return true;
}
return false;
}
});
您的代码格式有点不对,但您似乎正在将 "gestureDetector" 初始化为
GestureDetector.OnGestureListener listener) { GestureDetector gestureDetector = new GestureDetector(context, listener);
但是,根据 Glass GDK 文档,位于
https://developers.google.com/glass/develop/gdk/reference/com/google/android/glass/touchpad/GestureDetector
我只看到一个构造函数:public GestureDetector(上下文上下文)
根据你在哪里构建这个,你可以试试
GestureDetector gestureDetector = new GestureDetector(context);
或
GestureDetector gestureDetector = new GestureDetector(this);
具有以下导入:
import com.google.android.glass.touchpad.Gesture;
import com.google.android.glass.touchpad.GestureDetector;
我想实现手势检测器来为我的 Google Glass 设置 baselistener。 Android 工作室给我一个错误,说找不到符号 touchpad
。我已经导入了相关的库。
setBaseListener
继续报错。
private GestureDetector createGestureDetector(Context context, GestureDetector.OnGestureListener listener) {
GestureDetector gestureDetector = new GestureDetector(context, listener);
//Create a base listener for generic gestures
gestureDetector.setBaseListener(new GestureDetector.BaseListener() {
@Override
public boolean onGesture(Gesture gesture) {
if (gesture == Gesture.TAP) {
// do something on tap
return true;
} else if (gesture == Gesture.TWO_TAP) {
// do something on two finger tap
return true;
} else if (gesture == Gesture.SWIPE_RIGHT) {
// do something on right (forward) swipe
return true;
} else if (gesture == Gesture.SWIPE_LEFT) {
// do something on left (backwards) swipe
return true;
}
return false;
}
});
您的代码格式有点不对,但您似乎正在将 "gestureDetector" 初始化为
GestureDetector.OnGestureListener listener) { GestureDetector gestureDetector = new GestureDetector(context, listener);
但是,根据 Glass GDK 文档,位于 https://developers.google.com/glass/develop/gdk/reference/com/google/android/glass/touchpad/GestureDetector
我只看到一个构造函数:public GestureDetector(上下文上下文)
根据你在哪里构建这个,你可以试试
GestureDetector gestureDetector = new GestureDetector(context);
或
GestureDetector gestureDetector = new GestureDetector(this);
具有以下导入:
import com.google.android.glass.touchpad.Gesture;
import com.google.android.glass.touchpad.GestureDetector;