Twidere-App-Android-Twitter.../twidere/src/main/java/org/mariotaku/twidere/fragment/support/BaseStatusesStaggeredGridFr...

579 lines
22 KiB
Java

/*
* Twidere - Twitter client for Android
*
* Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.mariotaku.twidere.fragment.support;
import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.support.v4.app.LoaderManager.LoaderCallbacks;
import android.support.v4.content.Loader;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.MenuItem.OnMenuItemClickListener;
import android.view.View;
import android.widget.AbsListView;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemLongClickListener;
import android.widget.ListView;
import com.etsy.android.grid.StaggeredGridView;
import org.mariotaku.menucomponent.widget.PopupMenu;
import org.mariotaku.twidere.R;
import org.mariotaku.twidere.adapter.iface.IBaseCardAdapter.MenuButtonClickListener;
import org.mariotaku.twidere.adapter.iface.IStatusesListAdapter;
import org.mariotaku.twidere.model.ParcelableStatus;
import org.mariotaku.twidere.task.AsyncTask;
import org.mariotaku.twidere.util.AsyncTaskManager;
import org.mariotaku.twidere.util.AsyncTwitterWrapper;
import org.mariotaku.twidere.util.ClipboardUtils;
import org.mariotaku.twidere.util.MultiSelectManager;
import org.mariotaku.twidere.util.PositionManager;
import org.mariotaku.twidere.util.TwitterWrapper;
import org.mariotaku.twidere.util.Utils;
import org.mariotaku.twidere.util.collection.NoDuplicatesCopyOnWriteArrayList;
import org.mariotaku.twidere.view.holder.StatusListViewHolder;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import static org.mariotaku.twidere.util.Utils.cancelRetweet;
import static org.mariotaku.twidere.util.Utils.clearListViewChoices;
import static org.mariotaku.twidere.util.Utils.configBaseCardAdapter;
import static org.mariotaku.twidere.util.Utils.isMyRetweet;
import static org.mariotaku.twidere.util.Utils.openStatus;
import static org.mariotaku.twidere.util.Utils.setMenuForStatus;
import static org.mariotaku.twidere.util.Utils.showOkMessage;
import static org.mariotaku.twidere.util.Utils.startStatusShareChooser;
abstract class BaseStatusesStaggeredGridFragment<Data> extends BasePullToRefreshStaggeredGridFragment implements
LoaderCallbacks<Data>, OnItemLongClickListener, OnMenuItemClickListener,
MultiSelectManager.Callback, MenuButtonClickListener {
private AsyncTaskManager mAsyncTaskManager;
private SharedPreferences mPreferences;
private StaggeredGridView mListView;
private IStatusesListAdapter<Data> mAdapter;
private PopupMenu mPopupMenu;
private Data mData;
private ParcelableStatus mSelectedStatus;
private boolean mLoadMoreAutomatically;
private int mListScrollOffset;
private MultiSelectManager mMultiSelectManager;
private PositionManager mPositionManager;
private int mFirstVisibleItem;
private int mSelectedPosition;
private final Map<Long, Set<Long>> mUnreadCountsToRemove = Collections
.synchronizedMap(new HashMap<Long, Set<Long>>());
private final List<Integer> mReadPositions = new NoDuplicatesCopyOnWriteArrayList<Integer>();
private RemoveUnreadCountsTask<Data> mRemoveUnreadCountsTask;
public AsyncTaskManager getAsyncTaskManager() {
return mAsyncTaskManager;
}
public final Data getData() {
return mData;
}
@Override
public IStatusesListAdapter<Data> getListAdapter() {
return mAdapter;
}
public ParcelableStatus getSelectedStatus() {
return mSelectedStatus;
}
public SharedPreferences getSharedPreferences() {
return mPreferences;
}
public abstract int getStatuses(long[] account_ids, long[] max_ids, long[] since_ids);
public final Map<Long, Set<Long>> getUnreadCountsToRemove() {
return mUnreadCountsToRemove;
}
@Override
public void onActivityCreated(final Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
mAsyncTaskManager = getAsyncTaskManager();
mPreferences = getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_PRIVATE);
mPositionManager = new PositionManager(getActivity());
mMultiSelectManager = getMultiSelectManager();
mListView = getListView();
mAdapter = newAdapterInstance();
mAdapter.setMenuButtonClickListener(this);
setListAdapter(null);
setListHeaderFooters(mListView);
setListAdapter(mAdapter);
mListView.setSelector(android.R.color.transparent);
mListView.setOnItemLongClickListener(this);
setListShown(false);
getLoaderManager().initLoader(0, getArguments(), this);
}
@Override
public abstract Loader<Data> onCreateLoader(int id, Bundle args);
@Override
public boolean onItemLongClick(final AdapterView<?> parent, final View view, final int position, final long id) {
final Object tag = view.getTag();
if (tag instanceof StatusListViewHolder) {
final StatusListViewHolder holder = (StatusListViewHolder) tag;
final ParcelableStatus status = mAdapter.getStatus(position - mListView.getHeaderViewsCount());
final AsyncTwitterWrapper twitter = getTwitterWrapper();
if (twitter != null) {
TwitterWrapper.removeUnreadCounts(getActivity(), getTabPosition(), status.account_id, status.id);
}
if (holder.show_as_gap) return false;
if (mPreferences.getBoolean(KEY_LONG_CLICK_TO_OPEN_MENU, false)) {
openMenu(holder.content.getFakeOverflowButton(), status, position);
} else {
setItemSelected(status, position, !mMultiSelectManager.isSelected(status));
}
return true;
}
return false;
}
@Override
public void onItemsCleared() {
clearListViewChoices(mListView);
}
@Override
public void onItemSelected(final Object item) {
mListView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);
}
@Override
public void onItemUnselected(final Object item) {
}
@Override
public void onListItemClick(final StaggeredGridView l, final View v, final int position, final long id) {
final Object tag = v.getTag();
if (tag instanceof StatusListViewHolder) {
final int pos = position - l.getHeaderViewsCount();
final ParcelableStatus status = mAdapter.getStatus(pos);
if (status == null) return;
final AsyncTwitterWrapper twitter = getTwitterWrapper();
if (twitter != null) {
TwitterWrapper.removeUnreadCounts(getActivity(), getTabPosition(), status.account_id, status.id);
}
if (((StatusListViewHolder) tag).show_as_gap) {
final long since_id = position + 1 < mAdapter.getStatusCount() ? mAdapter.getStatus(pos + 1).id : -1;
getStatuses(new long[]{status.account_id}, new long[]{status.id}, new long[]{since_id});
mListView.setItemChecked(position, false);
} else {
if (mMultiSelectManager.isActive()) {
setItemSelected(status, position, !mMultiSelectManager.isSelected(status));
return;
}
openStatus(getActivity(), status, null);
}
}
}
@Override
public final void onLoaderReset(final Loader<Data> loader) {
mAdapter.setData(mData = null);
}
@Override
public final void onLoadFinished(final Loader<Data> loader, final Data data) {
if (getActivity() == null || getView() == null) return;
setListShown(true);
setRefreshComplete();
setProgressBarIndeterminateVisibility(false);
setData(data);
mFirstVisibleItem = -1;
mReadPositions.clear();
final int listVisiblePosition, savedChildIndex;
final boolean rememberPosition = mPreferences.getBoolean(KEY_REMEMBER_POSITION, true);
if (rememberPosition) {
listVisiblePosition = mListView.getLastVisiblePosition();
final int childCount = mListView.getChildCount();
savedChildIndex = childCount - 1;
if (childCount > 0) {
final View lastChild = mListView.getChildAt(savedChildIndex);
mListScrollOffset = lastChild != null ? lastChild.getTop() : 0;
}
} else {
listVisiblePosition = mListView.getFirstVisiblePosition();
savedChildIndex = 0;
if (mListView.getChildCount() > 0) {
final View firstChild = mListView.getChildAt(savedChildIndex);
mListScrollOffset = firstChild != null ? firstChild.getTop() : 0;
}
}
final long lastViewedId = mAdapter.getStatusId(listVisiblePosition);
mAdapter.setData(data);
mAdapter.setShowAccountColor(shouldShowAccountColor());
final int currFirstVisiblePosition = mListView.getFirstVisiblePosition();
final long currViewedId = mAdapter.getStatusId(currFirstVisiblePosition);
final long statusId;
if (lastViewedId <= 0) {
if (!rememberPosition) return;
statusId = mPositionManager.getPosition(getPositionKey());
} else if ((listVisiblePosition > 0 || rememberPosition) && currViewedId > 0 && lastViewedId != currViewedId) {
statusId = lastViewedId;
} else {
if (listVisiblePosition == 0 && mAdapter.getStatusId(0) != lastViewedId) {
mAdapter.setMaxAnimationPosition(mListView.getLastVisiblePosition());
}
return;
}
final int position = mAdapter.findPositionByStatusId(statusId);
if (position > -1 && position < mListView.getCount()) {
mAdapter.setMaxAnimationPosition(mListView.getLastVisiblePosition());
// mListView.setSelectionFromTop(position, mListScrollOffset);
mListView.setSelection(position);
mListScrollOffset = 0;
}
}
@Override
public void onMenuButtonClick(final View button, final int position, final long id) {
if (mMultiSelectManager.isActive()) return;
final ParcelableStatus status = mAdapter.getStatus(position);
if (status == null) return;
openMenu(button, status, position);
}
@Override
public final boolean onMenuItemClick(final MenuItem item) {
final ParcelableStatus status = mSelectedStatus;
final AsyncTwitterWrapper twitter = getTwitterWrapper();
if (status == null || twitter == null) return false;
switch (item.getItemId()) {
case MENU_VIEW: {
openStatus(getActivity(), status, null);
break;
}
case MENU_SHARE: {
startStatusShareChooser(getActivity(), status);
break;
}
case MENU_COPY: {
if (ClipboardUtils.setText(getActivity(), status.text_plain)) {
showOkMessage(getActivity(), R.string.text_copied, false);
}
break;
}
case MENU_RETWEET: {
if (isMyRetweet(status)) {
cancelRetweet(twitter, status);
} else {
final long id_to_retweet = status.retweet_id > 0 ? status.retweet_id : status.id;
twitter.retweetStatus(status.account_id, id_to_retweet);
}
break;
}
case MENU_QUOTE: {
final Intent intent = new Intent(INTENT_ACTION_QUOTE);
final Bundle bundle = new Bundle();
bundle.putParcelable(EXTRA_STATUS, status);
intent.putExtras(bundle);
startActivity(intent);
break;
}
case MENU_REPLY: {
final Intent intent = new Intent(INTENT_ACTION_REPLY);
final Bundle bundle = new Bundle();
bundle.putParcelable(EXTRA_STATUS, status);
intent.putExtras(bundle);
startActivity(intent);
break;
}
case MENU_FAVORITE: {
if (status.is_favorite) {
twitter.destroyFavoriteAsync(status.account_id, status.id);
} else {
twitter.createFavoriteAsync(status.account_id, status.id);
}
break;
}
case MENU_DELETE: {
twitter.destroyStatusAsync(status.account_id, status.id);
break;
}
case MENU_ADD_TO_FILTER: {
AddStatusFilterDialogFragment.show(getFragmentManager(), status);
break;
}
case MENU_MULTI_SELECT: {
final boolean isSelected = !mMultiSelectManager.isSelected(status);
setItemSelected(status, mSelectedPosition, isSelected);
break;
}
default: {
if (item.getIntent() != null) {
try {
startActivity(item.getIntent());
} catch (final ActivityNotFoundException e) {
Log.w(LOGTAG, e);
return false;
}
}
break;
}
}
return true;
}
@Override
public void onRefreshFromEnd() {
if (mLoadMoreAutomatically) return;
loadMoreStatuses();
}
@Override
public void onResume() {
super.onResume();
mListView.setFastScrollEnabled(mPreferences.getBoolean(KEY_FAST_SCROLL_THUMB, false));
configBaseCardAdapter(getActivity(), mAdapter);
final boolean display_image_preview = mPreferences.getBoolean(KEY_DISPLAY_IMAGE_PREVIEW, false);
final boolean display_sensitive_contents = mPreferences.getBoolean(KEY_DISPLAY_SENSITIVE_CONTENTS, false);
final boolean indicate_my_status = mPreferences.getBoolean(KEY_INDICATE_MY_STATUS, true);
mAdapter.setDisplayImagePreview(display_image_preview);
mAdapter.setDisplaySensitiveContents(display_sensitive_contents);
mAdapter.setIndicateMyStatusDisabled(isMyTimeline() || !indicate_my_status);
mLoadMoreAutomatically = mPreferences.getBoolean(KEY_LOAD_MORE_AUTOMATICALLY, false);
}
@Override
public void onScroll(final AbsListView view, final int firstVisibleItem, final int visibleItemCount,
final int totalItemCount) {
super.onScroll(view, firstVisibleItem, visibleItemCount, totalItemCount);
addReadPosition(firstVisibleItem);
}
@Override
public void onScrollStateChanged(final AbsListView view, final int scrollState) {
super.onScrollStateChanged(view, scrollState);
switch (scrollState) {
case SCROLL_STATE_IDLE:
for (int i = mListView.getFirstVisiblePosition(), j = mListView.getLastVisiblePosition(); i < j; i++) {
mReadPositions.add(i);
}
removeUnreadCounts();
break;
default:
break;
}
}
@Override
public void onStart() {
super.onStart();
mMultiSelectManager.registerCallback(this);
final int choiceMode = mListView.getChoiceMode();
if (mMultiSelectManager.isActive()) {
if (choiceMode != ListView.CHOICE_MODE_MULTIPLE) {
mListView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);
}
} else {
if (choiceMode != ListView.CHOICE_MODE_NONE) {
Utils.clearListViewChoices(mListView);
}
}
}
@Override
public void onStop() {
savePosition();
mMultiSelectManager.unregisterCallback(this);
if (mPopupMenu != null) {
mPopupMenu.dismiss();
}
super.onStop();
}
@Override
public boolean scrollToStart() {
final AsyncTwitterWrapper twitter = getTwitterWrapper();
final int tab_position = getTabPosition();
if (twitter != null && tab_position >= 0) {
twitter.clearUnreadCountAsync(tab_position);
}
return super.scrollToStart();
}
@Override
public void setUserVisibleHint(final boolean isVisibleToUser) {
super.setUserVisibleHint(isVisibleToUser);
updateRefreshState();
}
protected final int getListScrollOffset() {
return mListScrollOffset;
}
protected abstract long[] getNewestStatusIds();
protected abstract long[] getOldestStatusIds();
protected abstract String getPositionKey();
protected boolean isMyTimeline() {
return false;
}
protected abstract void loadMoreStatuses();
protected abstract IStatusesListAdapter<Data> newAdapterInstance();
@Override
protected void onReachedBottom() {
if (!mLoadMoreAutomatically) return;
loadMoreStatuses();
}
protected void savePosition() {
final int first_visible_position = mListView.getFirstVisiblePosition();
if (mListView.getChildCount() > 0) {
final View first_child = mListView.getChildAt(0);
mListScrollOffset = first_child != null ? first_child.getTop() : 0;
}
final long status_id = mAdapter.getStatusId(first_visible_position);
mPositionManager.setPosition(getPositionKey(), status_id);
}
protected final void setData(final Data data) {
mData = data;
}
protected void setItemSelected(final ParcelableStatus status, final int position, final boolean selected) {
if (selected) {
mMultiSelectManager.selectItem(status);
} else {
mMultiSelectManager.unselectItem(status);
}
if (position >= 0) {
mListView.setItemChecked(position, selected);
}
}
protected void setListHeaderFooters(final StaggeredGridView list) {
}
protected boolean shouldEnablePullToRefresh() {
return true;
}
protected abstract boolean shouldShowAccountColor();
protected abstract void updateRefreshState();
private void addReadPosition(final int firstVisibleItem) {
if (mFirstVisibleItem != firstVisibleItem) {
mReadPositions.add(firstVisibleItem);
}
mFirstVisibleItem = firstVisibleItem;
}
private void addUnreadCountsToRemove(final long account_id, final long id) {
if (mUnreadCountsToRemove.containsKey(account_id)) {
final Set<Long> counts = mUnreadCountsToRemove.get(account_id);
counts.add(id);
} else {
final Set<Long> counts = new HashSet<Long>();
counts.add(id);
mUnreadCountsToRemove.put(account_id, counts);
}
}
private void openMenu(final View view, final ParcelableStatus status, final int position) {
mSelectedStatus = status;
mSelectedPosition = position;
if (view == null || status == null) return;
final AsyncTwitterWrapper twitter = getTwitterWrapper();
if (twitter != null) {
TwitterWrapper.removeUnreadCounts(getActivity(), getTabPosition(), status.account_id, status.id);
}
if (mPopupMenu != null && mPopupMenu.isShowing()) {
mPopupMenu.dismiss();
}
mPopupMenu = PopupMenu.getInstance(getActivity(), view);
mPopupMenu.inflate(R.menu.action_status);
final boolean longclickToOpenMenu = mPreferences.getBoolean(KEY_LONG_CLICK_TO_OPEN_MENU, false);
final Menu menu = mPopupMenu.getMenu();
setMenuForStatus(getActivity(), menu, status);
Utils.setMenuItemAvailability(menu, MENU_MULTI_SELECT, longclickToOpenMenu);
mPopupMenu.setOnMenuItemClickListener(this);
mPopupMenu.show();
}
private void removeUnreadCounts() {
if (mRemoveUnreadCountsTask != null && mRemoveUnreadCountsTask.getStatus() == AsyncTask.Status.RUNNING)
return;
mRemoveUnreadCountsTask = new RemoveUnreadCountsTask<Data>(mReadPositions, this);
mRemoveUnreadCountsTask.execute();
}
static class RemoveUnreadCountsTask<T> extends AsyncTask<Void, Void, Void> {
private final List<Integer> read_positions;
private final IStatusesListAdapter<T> adapter;
private final BaseStatusesStaggeredGridFragment<T> fragment;
RemoveUnreadCountsTask(final List<Integer> read_positions, final BaseStatusesStaggeredGridFragment<T> fragment) {
this.read_positions = read_positions;
this.fragment = fragment;
this.adapter = fragment.getListAdapter();
}
@Override
protected Void doInBackground(final Void... params) {
for (final int pos : read_positions) {
final long id = adapter.getStatusId(pos), account_id = adapter.getAccountId(pos);
fragment.addUnreadCountsToRemove(account_id, id);
}
return null;
}
@Override
protected void onPostExecute(final Void result) {
final AsyncTwitterWrapper twitter = fragment.getTwitterWrapper();
if (twitter != null) {
twitter.removeUnreadCountsAsync(fragment.getTabPosition(), fragment.getUnreadCountsToRemove());
}
}
}
}