com.nhaarman.listviewanimations.itemmanipulation.dragdrop.DraggableManager Maven / Gradle / Ivy
/*
* Copyright 2014 Niek Haarman
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.nhaarman.listviewanimations.itemmanipulation.dragdrop;
import android.support.annotation.NonNull;
import android.view.View;
/**
* An interface to be used for determining whether the user should be able to drag a {@code View}.
*/
public interface DraggableManager {
/**
* Returns whether the {@code View} at given {@code position} can be dragged.
*
* @param view the item {@code View}, as returned by {@link android.widget.ListAdapter#getView(int, android.view.View, android.view.ViewGroup)} for given {@code position}.
* @param position the position of the item
* @param x the x coordinate of the touch within given {@code View}.
* @param y the y coordinate of the touch within given {@code View}.
*
* @return {@code true} if the {@code View} should be dragged, {@code false} otherwise.
*/
boolean isDraggable(@NonNull final View view, final int position, final float x, final float y);
}