43 lines
1.2 KiB
Java
43 lines
1.2 KiB
Java
package com.keylesspalace.tusky.pager;
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import android.support.v4.app.Fragment;
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import android.support.v4.app.FragmentManager;
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import android.support.v4.app.FragmentPagerAdapter;
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import com.keylesspalace.tusky.entity.Attachment;
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import com.keylesspalace.tusky.fragment.ViewMediaFragment;
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import java.util.List;
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import java.util.Locale;
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public final class ImagePagerAdapter extends FragmentPagerAdapter {
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private List<Attachment> attachments;
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private int initialPosition;
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public ImagePagerAdapter(FragmentManager fragmentManager, List<Attachment> attachments, int initialPosition) {
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super(fragmentManager);
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this.attachments = attachments;
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this.initialPosition = initialPosition;
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}
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@Override
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public Fragment getItem(int position) {
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if (position >= 0 && position < attachments.size()) {
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return ViewMediaFragment.newInstance(attachments.get(position), position == initialPosition);
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} else {
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return null;
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}
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}
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@Override
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public int getCount() {
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return attachments.size();
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}
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@Override
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public CharSequence getPageTitle(int position) {
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return String.format(Locale.getDefault(), "%d/%d", position + 1, attachments.size());
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}
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}
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