| /* |
| * Copyright (C) 2013 DroidDriver committers |
| * |
| * 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 io.appium.droiddriver.helpers; |
| |
| import io.appium.droiddriver.DroidDriver; |
| import io.appium.droiddriver.UiElement; |
| import io.appium.droiddriver.exceptions.ElementNotFoundException; |
| import io.appium.droiddriver.finders.Finder; |
| import io.appium.droiddriver.scroll.Direction.PhysicalDirection; |
| import io.appium.droiddriver.scroll.Scroller; |
| |
| /** |
| * Helper for Scroller. |
| */ |
| public class ScrollerHelper { |
| private final DroidDriver driver; |
| private final Finder containerFinder; |
| private final Scroller scroller; |
| |
| public ScrollerHelper(Scroller scroller, DroidDriver driver, Finder containerFinder) { |
| this.scroller = scroller; |
| this.driver = driver; |
| this.containerFinder = containerFinder; |
| } |
| |
| /** |
| * Scrolls {@code containerFinder} in both directions if necessary to find |
| * {@code itemFinder}, which is a descendant of {@code containerFinder}. |
| * |
| * @param itemFinder Finder for the desired item; relative to |
| * {@code containerFinder} |
| * @return the UiElement matching {@code itemFinder} |
| * @throws ElementNotFoundException If no match is found |
| */ |
| public UiElement scrollTo(Finder itemFinder) { |
| return scroller.scrollTo(driver, containerFinder, itemFinder); |
| } |
| |
| /** |
| * Scrolls {@code containerFinder} in {@code direction} if necessary to find |
| * {@code itemFinder}, which is a descendant of {@code containerFinder}. |
| * |
| * @param itemFinder Finder for the desired item; relative to |
| * {@code containerFinder} |
| * @param direction specifies where the view port will move instead of the finger |
| * @return the UiElement matching {@code itemFinder} |
| * @throws ElementNotFoundException If no match is found |
| */ |
| public UiElement scrollTo(Finder itemFinder, PhysicalDirection direction) { |
| return scroller.scrollTo(driver, containerFinder, itemFinder, direction); |
| } |
| |
| /** |
| * Scrolls to {@code itemFinder} and returns true, otherwise returns false. |
| * |
| * @param itemFinder Finder for the desired item |
| * @return true if successful, otherwise false |
| */ |
| public boolean canScrollTo(Finder itemFinder) { |
| try { |
| scrollTo(itemFinder); |
| return true; |
| } catch (ElementNotFoundException e) { |
| return false; |
| } |
| } |
| } |