503 lines
20 KiB
Java
503 lines
20 KiB
Java
package org.mariotaku.twidere.fragment.support;
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import android.content.Context;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.graphics.Rect;
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import android.os.Bundle;
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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.FragmentActivity;
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import android.support.v4.app.LoaderManager.LoaderCallbacks;
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import android.support.v4.content.Loader;
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import android.support.v4.util.Pair;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.PopupMenu;
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import android.support.v7.widget.PopupMenu.OnMenuItemClickListener;
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import android.support.v7.widget.RecyclerView;
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import android.support.v7.widget.RecyclerView.OnScrollListener;
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import android.view.Gravity;
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import android.view.KeyEvent;
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import android.view.MenuItem;
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import android.view.View;
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import com.squareup.otto.Bus;
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import com.squareup.otto.Subscribe;
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import org.mariotaku.twidere.R;
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import org.mariotaku.twidere.adapter.AbsStatusesAdapter;
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import org.mariotaku.twidere.adapter.AbsStatusesAdapter.StatusAdapterListener;
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import org.mariotaku.twidere.app.TwidereApplication;
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import org.mariotaku.twidere.loader.iface.IExtendedLoader;
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import org.mariotaku.twidere.model.ParcelableMedia;
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import org.mariotaku.twidere.model.ParcelableStatus;
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import org.mariotaku.twidere.util.AsyncTwitterWrapper;
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import org.mariotaku.twidere.util.KeyboardShortcutsHandler;
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import org.mariotaku.twidere.util.KeyboardShortcutsHandler.KeyboardShortcutCallback;
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import org.mariotaku.twidere.util.ReadStateManager;
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import org.mariotaku.twidere.util.RecyclerViewNavigationHelper;
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import org.mariotaku.twidere.util.RecyclerViewUtils;
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import org.mariotaku.twidere.util.Utils;
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import org.mariotaku.twidere.util.message.StatusListChangedEvent;
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import org.mariotaku.twidere.view.holder.GapViewHolder;
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import org.mariotaku.twidere.view.holder.StatusViewHolder;
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import edu.tsinghua.hotmobi.HotMobiLogger;
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import edu.tsinghua.hotmobi.model.MediaEvent;
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import edu.tsinghua.hotmobi.model.ScrollRecord;
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import edu.tsinghua.hotmobi.model.TimelineType;
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import static org.mariotaku.twidere.util.Utils.setMenuForStatus;
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/**
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* Created by mariotaku on 14/11/5.
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*/
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public abstract class AbsStatusesFragment<Data> extends AbsContentRecyclerViewFragment<AbsStatusesAdapter<Data>>
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implements LoaderCallbacks<Data>, StatusAdapterListener, KeyboardShortcutCallback {
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private final Object mStatusesBusCallback;
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private SharedPreferences mPreferences;
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private PopupMenu mPopupMenu;
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private ReadStateManager mReadStateManager;
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private RecyclerViewNavigationHelper mNavigationHelper;
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private ParcelableStatus mSelectedStatus;
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private OnMenuItemClickListener mOnStatusMenuItemClickListener = new OnMenuItemClickListener() {
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@Override
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public boolean onMenuItemClick(MenuItem item) {
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final ParcelableStatus status = mSelectedStatus;
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if (status == null) return false;
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if (item.getItemId() == R.id.share) {
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final Intent shareIntent = Utils.createStatusShareIntent(getActivity(), status);
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startActivity(Intent.createChooser(shareIntent, getString(R.string.share_status)));
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return true;
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}
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return Utils.handleMenuItemClick(getActivity(), AbsStatusesFragment.this,
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getFragmentManager(), getTwitterWrapper(), status, item);
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}
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};
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private OnScrollListener mOnScrollListener = new OnScrollListener() {
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@Override
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public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
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if (newState == RecyclerView.SCROLL_STATE_IDLE) {
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final LinearLayoutManager layoutManager = getLayoutManager();
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saveReadPosition(layoutManager.findFirstVisibleItemPosition());
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}
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}
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};
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private OnScrollListener mHotMobiScrollTracker = new OnScrollListener() {
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private long mFirstVisibleId = -1;
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private int mFirstVisiblePosition = -1;
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private int mScrollState;
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@Override
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public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
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final LinearLayoutManager layoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
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final int firstVisiblePosition = layoutManager.findFirstVisibleItemPosition();
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if (firstVisiblePosition != mFirstVisiblePosition) {
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//noinspection unchecked
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final AbsStatusesAdapter<Data> adapter = (AbsStatusesAdapter<Data>) recyclerView.getAdapter();
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final ParcelableStatus status = adapter.getStatus(firstVisiblePosition);
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if (status != null) {
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final long id = status.id, accountId = status.account_id;
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if (id != mFirstVisibleId) {
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final ScrollRecord record = ScrollRecord.create(id, System.currentTimeMillis(), mScrollState);
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HotMobiLogger.getInstance(getActivity()).log(accountId, record);
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}
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mFirstVisibleId = id;
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}
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}
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mFirstVisiblePosition = firstVisiblePosition;
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}
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@Override
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public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
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mScrollState = newState;
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}
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};
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protected AbsStatusesFragment() {
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mStatusesBusCallback = createMessageBusCallback();
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}
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public SharedPreferences getSharedPreferences() {
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if (mPreferences != null) return mPreferences;
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return mPreferences = getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_PRIVATE);
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}
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public abstract boolean getStatuses(long[] accountIds, long[] maxIds, long[] sinceIds);
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@Override
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public boolean handleKeyboardShortcutSingle(@NonNull KeyboardShortcutsHandler handler, int keyCode, @NonNull KeyEvent event) {
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String action = handler.getKeyAction(CONTEXT_TAG_NAVIGATION, keyCode, event);
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if (ACTION_NAVIGATION_REFRESH.equals(action)) {
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triggerRefresh();
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return true;
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}
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final RecyclerView mRecyclerView = getRecyclerView();
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final LinearLayoutManager layoutManager = getLayoutManager();
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final View focusedChild = RecyclerViewUtils.findRecyclerViewChild(mRecyclerView, layoutManager.getFocusedChild());
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final int position;
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if (focusedChild != null && focusedChild.getParent() == mRecyclerView) {
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position = mRecyclerView.getChildLayoutPosition(focusedChild);
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} else {
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return false;
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}
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if (position == -1) return false;
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final ParcelableStatus status = getAdapter().getStatus(position);
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if (status == null) return false;
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if (keyCode == KeyEvent.KEYCODE_ENTER) {
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Utils.openStatus(getActivity(), status, null);
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return true;
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}
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if (action == null) {
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action = handler.getKeyAction(CONTEXT_TAG_STATUS, keyCode, event);
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}
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if (action == null) return false;
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switch (action) {
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case ACTION_STATUS_REPLY: {
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final Intent intent = new Intent(INTENT_ACTION_REPLY);
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intent.putExtra(EXTRA_STATUS, status);
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startActivity(intent);
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return true;
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}
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case ACTION_STATUS_RETWEET: {
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RetweetQuoteDialogFragment.show(getFragmentManager(), status);
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return true;
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}
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case ACTION_STATUS_FAVORITE: {
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final AsyncTwitterWrapper twitter = getTwitterWrapper();
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if (status.is_favorite) {
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twitter.destroyFavoriteAsync(status.account_id, status.id);
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} else {
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twitter.createFavoriteAsync(status.account_id, status.id);
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}
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return true;
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}
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}
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return mNavigationHelper.handleKeyboardShortcutSingle(handler, keyCode, event);
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}
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@Override
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public boolean isKeyboardShortcutHandled(@NonNull KeyboardShortcutsHandler handler, int keyCode, @NonNull KeyEvent event) {
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String action = handler.getKeyAction(CONTEXT_TAG_NAVIGATION, keyCode, event);
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if (ACTION_NAVIGATION_REFRESH.equals(action)) {
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return true;
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}
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if (action == null) {
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action = handler.getKeyAction(CONTEXT_TAG_STATUS, keyCode, event);
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}
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if (action == null) return false;
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switch (action) {
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case ACTION_STATUS_REPLY:
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case ACTION_STATUS_RETWEET:
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case ACTION_STATUS_FAVORITE:
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return true;
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}
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return mNavigationHelper.isKeyboardShortcutHandled(handler, keyCode, event);
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}
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@Override
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public boolean handleKeyboardShortcutRepeat(@NonNull KeyboardShortcutsHandler handler, final int keyCode, final int repeatCount,
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@NonNull final KeyEvent event) {
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return mNavigationHelper.handleKeyboardShortcutRepeat(handler, keyCode, repeatCount, event);
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}
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@Override
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public final Loader<Data> onCreateLoader(int id, Bundle args) {
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final boolean fromUser = args.getBoolean(EXTRA_FROM_USER);
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args.remove(EXTRA_FROM_USER);
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return onCreateStatusesLoader(getActivity(), args, fromUser);
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}
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@Override
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public final void onLoadFinished(Loader<Data> loader, Data data) {
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final AbsStatusesAdapter<Data> adapter = getAdapter();
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final SharedPreferences preferences = getSharedPreferences();
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final boolean rememberPosition = preferences.getBoolean(KEY_REMEMBER_POSITION, false);
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final boolean readFromBottom = preferences.getBoolean(KEY_READ_FROM_BOTTOM, false);
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final long lastReadId;
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final int lastVisiblePos, lastVisibleTop;
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final String tag = getCurrentReadPositionTag();
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final LinearLayoutManager layoutManager = getLayoutManager();
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if (readFromBottom) {
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lastVisiblePos = layoutManager.findLastVisibleItemPosition();
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} else {
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lastVisiblePos = layoutManager.findFirstVisibleItemPosition();
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}
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if (lastVisiblePos != RecyclerView.NO_POSITION) {
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lastReadId = adapter.getStatusId(lastVisiblePos);
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final View positionView = layoutManager.findViewByPosition(lastVisiblePos);
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lastVisibleTop = positionView != null ? positionView.getTop() : 0;
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} else if (rememberPosition && tag != null) {
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lastReadId = mReadStateManager.getPosition(tag);
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lastVisibleTop = 0;
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} else {
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lastReadId = -1;
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lastVisibleTop = 0;
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}
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adapter.setData(data);
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setRefreshEnabled(true);
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if (!(loader instanceof IExtendedLoader) || ((IExtendedLoader) loader).isFromUser()) {
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adapter.setLoadMoreSupported(hasMoreData(data));
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int pos = -1;
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for (int i = 0, j = adapter.getItemCount(); i < j; i++) {
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if (lastReadId != -1 && lastReadId == adapter.getStatusId(i)) {
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pos = i;
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break;
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}
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}
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if (pos != -1 && adapter.isStatus(pos) && (readFromBottom || lastVisiblePos != 0)) {
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if (layoutManager.getHeight() == 0) {
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// RecyclerView has not currently laid out, ignore padding.
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layoutManager.scrollToPositionWithOffset(pos, lastVisibleTop);
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} else {
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layoutManager.scrollToPositionWithOffset(pos, lastVisibleTop - layoutManager.getPaddingTop());
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}
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}
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}
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if (loader instanceof IExtendedLoader) {
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((IExtendedLoader) loader).setFromUser(false);
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}
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onLoadingFinished();
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}
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@Override
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public void onLoaderReset(Loader<Data> loader) {
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if (loader instanceof IExtendedLoader) {
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((IExtendedLoader) loader).setFromUser(false);
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}
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}
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@Override
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public void onGapClick(GapViewHolder holder, int position) {
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final AbsStatusesAdapter<Data> adapter = getAdapter();
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final ParcelableStatus status = adapter.getStatus(position);
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final ParcelableStatus sinceStatus = position + 1 < adapter.getStatusesCount() ? adapter.getStatus(position + 1) : null;
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final long sinceId = sinceStatus != null ? sinceStatus.id : -1;
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final long[] accountIds = {status.account_id};
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final long[] maxIds = {status.id};
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// final long[] sinceIds = {sinceId};
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final long[] sinceIds = null;
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getStatuses(accountIds, maxIds, sinceIds);
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}
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@Override
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public void onMediaClick(StatusViewHolder holder, View view, ParcelableMedia media, int position) {
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final AbsStatusesAdapter<Data> adapter = getAdapter();
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final ParcelableStatus status = adapter.getStatus(position);
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if (status == null) return;
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final Bundle options = Utils.createMediaViewerActivityOption(view);
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Utils.openMedia(getActivity(), status, media, options);
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// BEGIN HotMobi
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final MediaEvent event = MediaEvent.create(getActivity(), status, media, TimelineType.OTHER,
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adapter.isMediaPreviewEnabled());
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HotMobiLogger.getInstance(getActivity()).log(status.account_id, event);
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// END HotMobi
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}
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@Override
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public void onStatusActionClick(StatusViewHolder holder, int id, int position) {
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final AbsStatusesAdapter<Data> adapter = getAdapter();
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final ParcelableStatus status = adapter.getStatus(position);
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if (status == null) return;
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final FragmentActivity activity = getActivity();
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switch (id) {
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case R.id.reply_count: {
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final Intent intent = new Intent(INTENT_ACTION_REPLY);
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intent.setPackage(activity.getPackageName());
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intent.putExtra(EXTRA_STATUS, status);
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activity.startActivity(intent);
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break;
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}
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case R.id.retweet_count: {
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RetweetQuoteDialogFragment.show(getFragmentManager(), status);
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break;
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}
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case R.id.favorite_count: {
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final AsyncTwitterWrapper twitter = getTwitterWrapper();
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if (twitter == null) return;
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if (status.is_favorite) {
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twitter.destroyFavoriteAsync(status.account_id, status.id);
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} else {
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twitter.createFavoriteAsync(status.account_id, status.id);
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}
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break;
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}
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}
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}
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@Override
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public void onStatusClick(StatusViewHolder holder, int position) {
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final AbsStatusesAdapter<Data> adapter = getAdapter();
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Utils.openStatus(getActivity(), adapter.getStatus(position), null);
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}
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@Override
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public boolean onStatusLongClick(StatusViewHolder holder, int position) {
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//TODO handle long click event
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return true;
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}
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@Override
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public void onStatusMenuClick(StatusViewHolder holder, View menuView, int position) {
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if (mPopupMenu != null) {
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mPopupMenu.dismiss();
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}
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final AbsStatusesAdapter<Data> adapter = getAdapter();
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final PopupMenu popupMenu = new PopupMenu(adapter.getContext(), menuView,
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Gravity.NO_GRAVITY, R.attr.actionOverflowMenuStyle, 0);
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popupMenu.setOnMenuItemClickListener(mOnStatusMenuItemClickListener);
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popupMenu.inflate(R.menu.action_status);
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final ParcelableStatus status = adapter.getStatus(position);
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setMenuForStatus(adapter.getContext(), popupMenu.getMenu(), status);
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popupMenu.show();
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mPopupMenu = popupMenu;
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mSelectedStatus = status;
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}
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@Override
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public void onUserProfileClick(StatusViewHolder holder, ParcelableStatus status, int position) {
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final FragmentActivity activity = getActivity();
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final View profileImageView = holder.getProfileImageView();
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final View profileTypeView = holder.getProfileTypeView();
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final Bundle options = Utils.makeSceneTransitionOption(activity,
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new Pair<>(profileImageView, UserFragment.TRANSITION_NAME_PROFILE_IMAGE),
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new Pair<>(profileTypeView, UserFragment.TRANSITION_NAME_PROFILE_TYPE));
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if (status.is_quote) {
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Utils.openUserProfile(activity, status.account_id, status.quoted_by_user_id,
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status.quoted_by_user_screen_name, options);
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} else {
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Utils.openUserProfile(activity, status.account_id, status.user_id, status.user_screen_name, options);
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}
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}
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@Override
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public void onStart() {
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super.onStart();
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final RecyclerView recyclerView = getRecyclerView();
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recyclerView.addOnScrollListener(mOnScrollListener);
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recyclerView.addOnScrollListener(mHotMobiScrollTracker);
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final Bus bus = TwidereApplication.getInstance(getActivity()).getMessageBus();
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assert bus != null;
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bus.register(mStatusesBusCallback);
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}
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@Override
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public void onStop() {
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final Bus bus = TwidereApplication.getInstance(getActivity()).getMessageBus();
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assert bus != null;
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bus.unregister(mStatusesBusCallback);
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final RecyclerView recyclerView = getRecyclerView();
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recyclerView.removeOnScrollListener(mHotMobiScrollTracker);
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recyclerView.removeOnScrollListener(mOnScrollListener);
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super.onStop();
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}
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@Override
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public void onDestroyView() {
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if (mPopupMenu != null) {
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mPopupMenu.dismiss();
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}
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super.onDestroyView();
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}
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@Override
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public final boolean scrollToStart() {
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final boolean result = super.scrollToStart();
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if (result) {
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saveReadPosition(0);
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}
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return result;
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}
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@Override
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public void onActivityCreated(@Nullable Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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mReadStateManager = getReadStateManager();
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final AbsStatusesAdapter<Data> adapter = getAdapter();
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final RecyclerView recyclerView = getRecyclerView();
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final LinearLayoutManager layoutManager = getLayoutManager();
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mNavigationHelper = new RecyclerViewNavigationHelper(recyclerView, layoutManager,
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adapter, this);
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adapter.setListener(this);
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final Bundle loaderArgs = new Bundle(getArguments());
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loaderArgs.putBoolean(EXTRA_FROM_USER, true);
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getLoaderManager().initLoader(0, loaderArgs, this);
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showProgress();
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}
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protected Object createMessageBusCallback() {
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return new StatusesBusCallback();
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}
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protected abstract long[] getAccountIds();
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protected Data getAdapterData() {
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final AbsStatusesAdapter<Data> adapter = getAdapter();
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return adapter.getData();
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}
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protected void setAdapterData(Data data) {
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final AbsStatusesAdapter<Data> adapter = getAdapter();
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adapter.setData(data);
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}
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protected String getReadPositionTag() {
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return null;
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}
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protected abstract boolean hasMoreData(Data data);
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protected abstract Loader<Data> onCreateStatusesLoader(final Context context, final Bundle args,
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final boolean fromUser);
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protected abstract void onLoadingFinished();
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protected void saveReadPosition(int position) {
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final String readPositionTag = getReadPositionTagWithAccounts();
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if (readPositionTag == null) return;
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if (position == RecyclerView.NO_POSITION) return;
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final AbsStatusesAdapter<Data> adapter = getAdapter();
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final ParcelableStatus status = adapter.getStatus(position);
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if (status == null) return;
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mReadStateManager.setPosition(readPositionTag, status.id);
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mReadStateManager.setPosition(getCurrentReadPositionTag(), status.id, true);
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}
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@NonNull
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@Override
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protected Rect getExtraContentPadding() {
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final int paddingVertical = getResources().getDimensionPixelSize(R.dimen.element_spacing_small);
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return new Rect(0, paddingVertical, 0, paddingVertical);
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}
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private String getCurrentReadPositionTag() {
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final String tag = getReadPositionTagWithAccounts();
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if (tag == null) return null;
|
|
return tag + "_current";
|
|
}
|
|
|
|
private String getReadPositionTagWithAccounts() {
|
|
return Utils.getReadPositionTagWithAccounts(getReadPositionTag(), getAccountIds());
|
|
}
|
|
|
|
protected final class StatusesBusCallback {
|
|
|
|
protected StatusesBusCallback() {
|
|
}
|
|
|
|
@Subscribe
|
|
public void notifyStatusListChanged(StatusListChangedEvent event) {
|
|
final AbsStatusesAdapter<Data> adapter = getAdapter();
|
|
adapter.notifyDataSetChanged();
|
|
}
|
|
|
|
}
|
|
}
|