package org.thoughtcrime.securesms.components; import android.content.Context; import android.database.Cursor; import android.os.Bundle; import android.support.annotation.NonNull; import android.support.annotation.Nullable; import android.support.v4.app.LoaderManager; import android.support.v4.content.Loader; import android.support.v7.widget.DefaultItemAnimator; import android.support.v7.widget.LinearLayoutManager; import android.support.v7.widget.RecyclerView; import android.util.AttributeSet; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.FrameLayout; import org.thoughtcrime.securesms.R; import org.thoughtcrime.securesms.crypto.MasterSecret; import org.thoughtcrime.securesms.database.Address; import org.thoughtcrime.securesms.database.CursorRecyclerViewAdapter; import org.thoughtcrime.securesms.database.MediaDatabase; import org.thoughtcrime.securesms.database.loaders.ThreadMediaLoader; import org.thoughtcrime.securesms.mms.Slide; import org.thoughtcrime.securesms.util.MediaUtil; import org.thoughtcrime.securesms.util.ViewUtil; public class ThreadPhotoRailView extends FrameLayout { public static final String ADDRESS_EXTRA = "address"; public static final String MASTER_SECRET_EXTRA = "master_secret"; @NonNull private final RecyclerView recyclerView; @Nullable private OnItemClickedListener listener; public ThreadPhotoRailView(Context context) { this(context, null); } public ThreadPhotoRailView(Context context, AttributeSet attrs) { this(context, attrs, 0); } public ThreadPhotoRailView(Context context, AttributeSet attrs, int defStyleAttr) { super(context, attrs, defStyleAttr); inflate(context, R.layout.recipient_preference_photo_rail, this); this.recyclerView = ViewUtil.findById(this, R.id.photo_list); this.recyclerView.setLayoutManager(new LinearLayoutManager(context, LinearLayoutManager.HORIZONTAL, false)); this.recyclerView.setItemAnimator(new DefaultItemAnimator()); this.recyclerView.setNestedScrollingEnabled(true); } public void setListener(@Nullable OnItemClickedListener listener) { this.listener = listener; if (this.recyclerView.getAdapter() != null) { ((ThreadPhotoRailAdapter)this.recyclerView.getAdapter()).setListener(listener); } } public void setCursor(@Nullable Cursor cursor, @NonNull MasterSecret masterSecret) { this.recyclerView.setAdapter(new ThreadPhotoRailAdapter(getContext(), masterSecret, cursor, this.listener)); } private static class ThreadPhotoRailAdapter extends CursorRecyclerViewAdapter<ThreadPhotoRailAdapter.ThreadPhotoViewHolder> { private static final String TAG = ThreadPhotoRailAdapter.class.getName(); private final MasterSecret masterSecret; @Nullable private OnItemClickedListener clickedListener; private ThreadPhotoRailAdapter(@NonNull Context context, @NonNull MasterSecret masterSecret, @NonNull Cursor cursor, @Nullable OnItemClickedListener listener) { super(context, cursor); this.masterSecret = masterSecret; this.clickedListener = listener; } @Override public ThreadPhotoViewHolder onCreateItemViewHolder(ViewGroup parent, int viewType) { View itemView = LayoutInflater.from(parent.getContext()) .inflate(R.layout.recipient_preference_photo_rail_item, parent, false); return new ThreadPhotoViewHolder(itemView); } @Override public void onBindItemViewHolder(ThreadPhotoViewHolder viewHolder, @NonNull Cursor cursor) { ThumbnailView imageView = viewHolder.imageView; MediaDatabase.MediaRecord mediaRecord = MediaDatabase.MediaRecord.from(getContext(), masterSecret, cursor); Slide slide = MediaUtil.getSlideForAttachment(getContext(), mediaRecord.getAttachment()); if (slide != null) { imageView.setImageResource(masterSecret, slide, false, false); } imageView.setOnClickListener(v -> { if (clickedListener != null) clickedListener.onItemClicked(mediaRecord); }); } public void setListener(@Nullable OnItemClickedListener listener) { this.clickedListener = listener; } static class ThreadPhotoViewHolder extends RecyclerView.ViewHolder { ThumbnailView imageView; ThreadPhotoViewHolder(View itemView) { super(itemView); this.imageView = ViewUtil.findById(itemView, R.id.thumbnail); } } } public interface OnItemClickedListener { public void onItemClicked(MediaDatabase.MediaRecord mediaRecord); } }