/*
* Copyright (C) 2015 The Android Open Source Project
*
* 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 android.support.design.testutils;
import android.support.annotation.Nullable;
import android.support.test.espresso.UiController;
import android.support.test.espresso.ViewAction;
import android.support.test.espresso.action.CoordinatesProvider;
import android.support.test.espresso.action.GeneralClickAction;
import android.support.test.espresso.action.Press;
import android.support.test.espresso.action.Tap;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.PagerTitleStrip;
import android.support.v4.view.ViewPager;
import android.view.View;
import android.widget.TextView;
import org.hamcrest.Matcher;
import static android.support.test.espresso.matcher.ViewMatchers.isAssignableFrom;
import static android.support.test.espresso.matcher.ViewMatchers.isDisplayingAtLeast;
public class ViewPagerActions {
/**
* Moves <code>ViewPager</code> to the right by one page.
*/
public static ViewAction scrollRight() {
return new ViewAction() {
@Override
public Matcher<View> getConstraints() {
return isDisplayingAtLeast(90);
}
@Override
public String getDescription() {
return "ViewPager scroll one page to the right";
}
@Override
public void perform(UiController uiController, View view) {
uiController.loopMainThreadUntilIdle();
ViewPager viewPager = (ViewPager) view;
int current = viewPager.getCurrentItem();
viewPager.setCurrentItem(current + 1, false);
uiController.loopMainThreadUntilIdle();
}
};
}
/**
* Moves <code>ViewPager</code> to the left by one page.
*/
public static ViewAction scrollLeft() {
return new ViewAction() {
@Override
public Matcher<View> getConstraints() {
return isDisplayingAtLeast(90);
}
@Override
public String getDescription() {
return "ViewPager scroll one page to the left";
}
@Override
public void perform(UiController uiController, View view) {
uiController.loopMainThreadUntilIdle();
ViewPager viewPager = (ViewPager) view;
int current = viewPager.getCurrentItem();
viewPager.setCurrentItem(current - 1, false);
uiController.loopMainThreadUntilIdle();
}
};
}
/**
* Moves <code>ViewPager</code> to the last page.
*/
public static ViewAction scrollToLast() {
return new ViewAction() {
@Override
public Matcher<View> getConstraints() {
return isDisplayingAtLeast(90);
}
@Override
public String getDescription() {
return "ViewPager scroll to last page";
}
@Override
public void perform(UiController uiController, View view) {
uiController.loopMainThreadUntilIdle();
ViewPager viewPager = (ViewPager) view;
int size = viewPager.getAdapter().getCount();
if (size > 0) {
viewPager.setCurrentItem(size - 1, false);
}
uiController.loopMainThreadUntilIdle();
}
};
}
/**
* Moves <code>ViewPager</code> to the first page.
*/
public static ViewAction scrollToFirst() {
return new ViewAction() {
@Override
public Matcher<View> getConstraints() {
return isDisplayingAtLeast(90);
}
@Override
public String getDescription() {
return "ViewPager scroll to first page";
}
@Override
public void perform(UiController uiController, View view) {
uiController.loopMainThreadUntilIdle();
ViewPager viewPager = (ViewPager) view;
int size = viewPager.getAdapter().getCount();
if (size > 0) {
viewPager.setCurrentItem(0, false);
}
uiController.loopMainThreadUntilIdle();
}
};
}
/**
* Moves <code>ViewPager</code> to specific page.
*/
public static ViewAction scrollToPage(final int page) {
return new ViewAction() {
@Override
public Matcher<View> getConstraints() {
return isDisplayingAtLeast(90);
}
@Override
public String getDescription() {
return "ViewPager move to a specific page";
}
@Override
public void perform(UiController uiController, View view) {
uiController.loopMainThreadUntilIdle();
ViewPager viewPager = (ViewPager) view;
viewPager.setCurrentItem(page, false);
uiController.loopMainThreadUntilIdle();
}
};
}
/**
* Sets the specified adapter on <code>ViewPager</code>.
*/
public static ViewAction setAdapter(final @Nullable PagerAdapter adapter) {
return new ViewAction() {
@Override
public Matcher<View> getConstraints() {
return isAssignableFrom(ViewPager.class);
}
@Override
public String getDescription() {
return "ViewPager set adapter";
}
@Override
public void perform(UiController uiController, View view) {
uiController.loopMainThreadUntilIdle();
ViewPager viewPager = (ViewPager) view;
viewPager.setAdapter(adapter);
uiController.loopMainThreadUntilIdle();
}
};
}
/**
* Moves <code>ViewPager</code> to specific page.
*/
public static ViewAction notifyAdapterContentChange() {
return new ViewAction() {
@Override
public Matcher<View> getConstraints() {
return isAssignableFrom(ViewPager.class);
}
@Override
public String getDescription() {
return "ViewPager notify on adapter content change";
}
@Override
public void perform(UiController uiController, View view) {
uiController.loopMainThreadUntilIdle();
ViewPager viewPager = (ViewPager) view;
viewPager.getAdapter().notifyDataSetChanged();
uiController.loopMainThreadUntilIdle();
}
};
}
}