/*
* 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.actions.accessibility;
import android.annotation.TargetApi;
import android.view.accessibility.AccessibilityNodeInfo;
import io.appium.droiddriver.UiElement;
import io.appium.droiddriver.actions.ScrollAction;
import io.appium.droiddriver.scroll.Direction.PhysicalDirection;
import io.appium.droiddriver.util.Strings;
/**
* An {@link AccessibilityAction} that scrolls an UiElement.
*/
@TargetApi(18)
public class AccessibilityScrollAction extends AccessibilityAction implements ScrollAction {
private final PhysicalDirection direction;
public AccessibilityScrollAction(PhysicalDirection direction) {
this(direction, 1000L);
}
public AccessibilityScrollAction(PhysicalDirection direction, long timeoutMillis) {
super(timeoutMillis);
this.direction = direction;
}
@Override
protected boolean perform(AccessibilityNodeInfo node, UiElement element) {
if (!element.isScrollable()) {
return false;
}
switch (direction) {
case UP:
case LEFT:
return node.performAction(AccessibilityNodeInfo.ACTION_SCROLL_BACKWARD);
case DOWN:
case RIGHT:
return node.performAction(AccessibilityNodeInfo.ACTION_SCROLL_FORWARD);
}
return false;
}
@Override
public String toString() {
return Strings.toStringHelper(this).addValue(direction).toString();
}
}