Android Open Source - SmartNavi Touchable Wrapper

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Back to project page SmartNavi.

License

The source code is released under:

Apache License

Java Source Code

package com.ilm.sandwich;
/*from w  ww  .  j a  v a 2  s.  c  o m*/
import android.content.Context;
import android.os.SystemClock;
import android.view.MotionEvent;
import android.widget.FrameLayout;

public class TouchableWrapper extends FrameLayout {

  private long lastTouched = 0;
  private static final long SCROLL_TIME = 100L; // 200 Milliseconds, but you can adjust that to your liking
  private UpdateMapAfterUserInterection updateMapAfterUserInterection;

  public TouchableWrapper(Context context) {
    super(context);
    // Force the host activity to implement the UpdateMapAfterUserInterection Interface
    try {
      updateMapAfterUserInterection = (GoogleMapActivity) context;
        } catch (ClassCastException e) {
            throw new ClassCastException(context.toString() + " must implement UpdateMapAfterUserInterection");
        }
  }

  @Override
  public boolean dispatchTouchEvent(MotionEvent ev) {
    switch (ev.getAction()) {
    case MotionEvent.ACTION_DOWN:
      lastTouched = SystemClock.uptimeMillis();
      break;
    case MotionEvent.ACTION_UP:
      final long now = SystemClock.uptimeMillis();
      if (now - lastTouched > SCROLL_TIME) {
        // Update the map
        updateMapAfterUserInterection.onUpdateMapAfterUserInterection();
      }
      break;
    }
    return super.dispatchTouchEvent(ev);
  }

  // Map Activity must implement this interface
    public interface UpdateMapAfterUserInterection {
        public void onUpdateMapAfterUserInterection();
    }
}

Java Source Code List

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