Merge "Disable pull-to-refresh for all mouse inputs and only if page already on top." into arc-apps (003c3007) · Commits · e / os / android_packages_apps_DocumentsUI

src/com/android/documentsui/dirlist/DirectoryFragment.java

+4 −3

Original line number	Diff line number	Diff line
		@@ -207,9 +207,6 @@ public class DirectoryFragment extends Fragment
		mProgressBar = view.findViewById(R.id.progressbar);
		assert(mProgressBar != null);

		mRefreshLayout = (SwipeRefreshLayout) view.findViewById(R.id.refresh_layout);
		mRefreshLayout.setOnRefreshListener(this);

		mRecView = (RecyclerView) view.findViewById(R.id.dir_list);
		mRecView.setRecyclerListener(
		new RecyclerListener() {
		@@ -219,6 +216,9 @@ public class DirectoryFragment extends Fragment
		}
		});

		mRefreshLayout = (SwipeRefreshLayout) view.findViewById(R.id.refresh_layout);
		mRefreshLayout.setOnRefreshListener(this);

		Resources resources = getContext().getResources();
		new FastScroller(mRecView,
		(StateListDrawable) resources.getDrawable(R.drawable.fast_scroll_thumb_drawable),
		@@ -373,6 +373,7 @@ public class DirectoryFragment extends Fragment
		this.getContext(),
		mRecView,
		mDragStartListener::onMouseDragEvent,
		mRefreshLayout::setEnabled,
		gestureSel,
		mInputHandler,
		mBandController,

src/com/android/documentsui/dirlist/DocumentsSwipeRefreshLayout.java

+3 −4

Original line number	Diff line number	Diff line
		@@ -23,11 +23,10 @@ import android.support.v4.widget.SwipeRefreshLayout;
		import android.util.AttributeSet;
		import android.view.MotionEvent;

		import com.android.documentsui.base.Events;

		/**
		* A {@link SwipeRefreshLayout} that does not intercept any touch events. This relies on its nested
		* view to scroll in order to cause a refresh.
		* view to scroll in order to cause a refresh. It is possible that it gets disabled by
		* {@link ListeningGestureDetector} .
		*/
		public class DocumentsSwipeRefreshLayout extends SwipeRefreshLayout {

src/com/android/documentsui/dirlist/ListeningGestureDetector.java

+21 −2

Original line number	Diff line number	Diff line
		@@ -28,7 +28,7 @@ import android.view.GestureDetector;
		import android.view.MotionEvent;
		import android.view.ScaleGestureDetector;

		import com.android.documentsui.base.DebugFlags;
		import com.android.documentsui.base.BooleanConsumer;
		import com.android.documentsui.base.EventHandler;
		import com.android.documentsui.base.Events;
		import com.android.documentsui.base.Events.InputEvent;
		@@ -49,6 +49,7 @@ final class ListeningGestureDetector extends GestureDetector implements OnItemTo
		private final Features mFeatures;
		private final GestureSelector mGestureSelector;
		private final EventHandler<InputEvent> mMouseDragListener;
		private final BooleanConsumer mRefreshLayoutEnabler;
		private final BandController mBandController;
		private final MouseDelegate mMouseDelegate = new MouseDelegate();
		private final TouchDelegate mTouchDelegate = new TouchDelegate();
		@@ -56,12 +57,12 @@ final class ListeningGestureDetector extends GestureDetector implements OnItemTo
		// Currently only initialized on IS_DEBUGGABLE builds.
		private final @Nullable ScaleGestureDetector mScaleDetector;


		public ListeningGestureDetector(
		Features features,
		Context context,
		RecyclerView recView,
		EventHandler<InputEvent> mouseDragListener,
		BooleanConsumer refreshLayoutEnabler,
		GestureSelector gestureSelector,
		UserInputHandler<? extends InputEvent> handler,
		@Nullable BandController bandController,
		@@ -71,6 +72,7 @@ final class ListeningGestureDetector extends GestureDetector implements OnItemTo

		mFeatures = features;
		mMouseDragListener = mouseDragListener;
		mRefreshLayoutEnabler = refreshLayoutEnabler;
		mGestureSelector = gestureSelector;
		mBandController = bandController;
		recView.addOnItemTouchListener(this);
		@@ -104,10 +106,23 @@ final class ListeningGestureDetector extends GestureDetector implements OnItemTo

		try (InputEvent event = MotionInputEvent.obtain(e, rv)) {
		if (event.isMouseEvent()) {
		if (event.isActionDown()) {
		mRefreshLayoutEnabler.accept(false);
		}
		handled \|= mMouseDelegate.onInterceptTouchEvent(event);
		} else {
		// If user has started some gesture while RecyclerView is not at the top, disable
		// refresh
		if (event.isActionDown() && rv.computeVerticalScrollOffset() != 0) {
		mRefreshLayoutEnabler.accept(false);
		}
		handled \|= mTouchDelegate.onInterceptTouchEvent(event);
		}


		if (event.isActionUp()) {
		mRefreshLayoutEnabler.accept(true);
		}
		}

		// Forward all events to UserInputHandler.
		@@ -126,6 +141,10 @@ final class ListeningGestureDetector extends GestureDetector implements OnItemTo
		} else {
		mTouchDelegate.onTouchEvent(rv, event);
		}

		if (event.isActionUp()) {
		mRefreshLayoutEnabler.accept(true);
		}
		}

		// Note: even though this event is being handled as part of gestures such as drag and band,