Moxie Marlinspike
9 years ago
parent
e8ae6d67b1
commit
8b342ee18b
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<?xml version="1.0" encoding="utf-8"?>
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<merge xmlns:android="http://schemas.android.com/apk/res/android">
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<android.support.v7.widget.RecyclerView
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android:id="@+id/photo_list"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:scrollbars="none"/>
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</merge>
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<?xml version="1.0" encoding="utf-8"?>
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<org.thoughtcrime.securesms.components.SquareFrameLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:layout_marginRight="2dp"
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app:square_height="true">
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<ImageView android:id="@+id/thumbnail"
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android:layout_width="match_parent"
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android:layout_height="match_parent"/>
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</org.thoughtcrime.securesms.components.SquareFrameLayout>
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package org.thoughtcrime.securesms.components;
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import android.content.Context;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.Bundle;
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import android.provider.MediaStore;
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import android.support.annotation.NonNull;
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import android.support.annotation.Nullable;
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import android.support.v4.app.LoaderManager;
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import android.support.v4.content.Loader;
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import android.support.v7.widget.DefaultItemAnimator;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.util.AttributeSet;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.FrameLayout;
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import android.widget.ImageView;
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import com.bumptech.glide.Glide;
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import com.bumptech.glide.load.Key;
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import com.bumptech.glide.signature.MediaStoreSignature;
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import org.thoughtcrime.securesms.R;
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import org.thoughtcrime.securesms.database.CursorRecyclerViewAdapter;
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import org.thoughtcrime.securesms.database.loaders.RecentPhotosLoader;
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import org.thoughtcrime.securesms.util.ViewUtil;
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public class RecentPhotoViewRail extends FrameLayout implements LoaderManager.LoaderCallbacks<Cursor> {
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@NonNull private final RecyclerView recyclerView;
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@Nullable private OnItemClickedListener listener;
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public RecentPhotoViewRail(Context context) {
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this(context, null);
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}
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public RecentPhotoViewRail(Context context, AttributeSet attrs) {
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this(context, attrs, 0);
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}
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public RecentPhotoViewRail(Context context, AttributeSet attrs, int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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inflate(context, R.layout.recent_photo_view, this);
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this.recyclerView = ViewUtil.findById(this, R.id.photo_list);
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this.recyclerView.setLayoutManager(new LinearLayoutManager(context, LinearLayoutManager.HORIZONTAL, false));
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this.recyclerView.setItemAnimator(new DefaultItemAnimator());
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}
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public void setListener(@Nullable OnItemClickedListener listener) {
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this.listener = listener;
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if (this.recyclerView.getAdapter() != null) {
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((RecentPhotoAdapter)this.recyclerView.getAdapter()).setListener(listener);
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}
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}
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@Override
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public Loader<Cursor> onCreateLoader(int id, Bundle args) {
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return new RecentPhotosLoader(getContext());
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}
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@Override
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public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
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this.recyclerView.setAdapter(new RecentPhotoAdapter(getContext(), data, RecentPhotosLoader.BASE_URL, listener));
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}
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@Override
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public void onLoaderReset(Loader<Cursor> loader) {
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((CursorRecyclerViewAdapter)this.recyclerView.getAdapter()).changeCursor(null);
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}
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private static class RecentPhotoAdapter extends CursorRecyclerViewAdapter<RecentPhotoAdapter.RecentPhotoViewHolder> {
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@NonNull private final Uri baseUri;
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@Nullable private OnItemClickedListener clickedListener;
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private RecentPhotoAdapter(@NonNull Context context, @NonNull Cursor cursor, @NonNull Uri baseUri, @Nullable OnItemClickedListener listener) {
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super(context, cursor);
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this.baseUri = baseUri;
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this.clickedListener = listener;
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}
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@Override
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public RecentPhotoViewHolder onCreateItemViewHolder(ViewGroup parent, int viewType) {
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View itemView = LayoutInflater.from(parent.getContext())
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.inflate(R.layout.recent_photo_view_item, parent, false);
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return new RecentPhotoViewHolder(itemView);
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}
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@Override
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public void onBindItemViewHolder(RecentPhotoViewHolder viewHolder, @NonNull Cursor cursor) {
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viewHolder.imageView.setImageDrawable(null);
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long id = cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Images.ImageColumns._ID));
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long dateTaken = cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Images.ImageColumns.DATE_TAKEN));
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long dateModified = cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Images.ImageColumns.DATE_MODIFIED));
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String mimeType = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.ImageColumns.MIME_TYPE));
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int orientation = cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.Images.ImageColumns.ORIENTATION));
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final Uri uri = Uri.withAppendedPath(baseUri, Long.toString(id));
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Key signature = new MediaStoreSignature(mimeType, dateModified, orientation);
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Glide.with(getContext())
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.fromMediaStore()
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.load(uri)
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.signature(signature)
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.centerCrop()
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.into(viewHolder.imageView);
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viewHolder.imageView.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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if (clickedListener != null) clickedListener.onItemClicked(uri);
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}
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});
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}
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public void setListener(@Nullable OnItemClickedListener listener) {
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this.clickedListener = listener;
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}
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static class RecentPhotoViewHolder extends RecyclerView.ViewHolder {
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ImageView imageView;
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RecentPhotoViewHolder(View itemView) {
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super(itemView);
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this.imageView = ViewUtil.findById(itemView, R.id.thumbnail);
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}
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}
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}
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public interface OnItemClickedListener {
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public void onItemClicked(Uri uri);
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}
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}
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@ -0,0 +1,39 @@
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package org.thoughtcrime.securesms.database.loaders;
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import android.content.Context;
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import android.database.Cursor;
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import android.net.Uri;
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import android.provider.MediaStore;
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import android.support.v4.content.CursorLoader;
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import org.thoughtcrime.securesms.database.DatabaseFactory;
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public class RecentPhotosLoader extends CursorLoader {
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public static Uri BASE_URL = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
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private static final String[] PROJECTION = new String[] {
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MediaStore.Images.ImageColumns._ID,
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MediaStore.Images.ImageColumns.DATE_TAKEN,
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MediaStore.Images.ImageColumns.DATE_MODIFIED,
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MediaStore.Images.ImageColumns.ORIENTATION,
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MediaStore.Images.ImageColumns.MIME_TYPE
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};
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private final Context context;
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public RecentPhotosLoader(Context context) {
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super(context);
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this.context = context.getApplicationContext();
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}
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@Override
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public Cursor loadInBackground() {
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return context.getContentResolver().query(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
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PROJECTION, null, null,
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MediaStore.Images.ImageColumns.DATE_MODIFIED + " DESC");
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}
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}
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