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/*
* Copyright (C) 2017 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 com.android.incallui.incall.impl;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentStatePagerAdapter;
import android.support.v4.view.PagerAdapter;
import com.android.dialer.multimedia.MultimediaData;
import com.android.incallui.sessiondata.MultimediaFragment;
/** View pager adapter for in call ui. */
public class InCallPagerAdapter extends FragmentStatePagerAdapter {
@Nullable private MultimediaData attachments;
public InCallPagerAdapter(FragmentManager fragmentManager, @Nullable MultimediaData attachments) {
super(fragmentManager);
this.attachments = attachments;
}
@Override
public Fragment getItem(int position) {
if (position == getButtonGridPosition()) {
return InCallButtonGridFragment.newInstance();
} else {
// TODO: handle fragment invalidation for when the data changes.
return MultimediaFragment.newInstance(attachments, true, false, false);
}
}
@Override
public int getCount() {
if (attachments != null && attachments.hasData()) {
return 2;
}
return 1;
}
public void setAttachments(@Nullable MultimediaData attachments) {
if (this.attachments != attachments) {
this.attachments = attachments;
notifyDataSetChanged();
}
}
public int getButtonGridPosition() {
return getCount() - 1;
}
//this is called when notifyDataSetChanged() is called
@Override
public int getItemPosition(Object object) {
// refresh all fragments when data set changed
return PagerAdapter.POSITION_NONE;
}
}
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