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Code Issues Projects Releases Wiki Activity

undo delete

This commit is contained in:
Andrei.Rosca 2018-06-11 14:44:00 +02:00
parent feea448a24
commit 09dd044f3d
4 changed files with 291 additions and 40 deletions
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178
app/src/main/java/org/schabi/newpipe/download/DeleteManager.java Normal file
View File

@ -0,0 +1,178 @@
package org.schabi.newpipe.download;
import android.app.Activity;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.design.widget.BaseTransientBottomBar;
import android.support.design.widget.Snackbar;
import android.view.View;
import org.schabi.newpipe.R;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.concurrent.TimeUnit;
import io.reactivex.Completable;
import io.reactivex.Observable;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.disposables.Disposable;
import io.reactivex.schedulers.Schedulers;
import io.reactivex.subjects.PublishSubject;
import us.shandian.giga.get.DownloadManager;
import us.shandian.giga.get.DownloadMission;
public class DeleteManager {
private static final String KEY_STATE = "delete_manager_state";
private View mView;
private HashSet<String> mPendingMap;
private List<Disposable> mDisposableList;
private DownloadManager mDownloadManager;
private PublishSubject<DownloadMission> publishSubject = PublishSubject.create();
DeleteManager(Activity activity) {
mPendingMap = new HashSet<>();
mDisposableList = new ArrayList<>();
mView = activity.findViewById(android.R.id.content);
}
public Observable<DownloadMission> getUndoObservable() {
return publishSubject;
}
public boolean contains(@NonNull DownloadMission mission) {
return mPendingMap.contains(mission.url);
}
public void add(@NonNull DownloadMission mission) {
mPendingMap.add(mission.url);
if (mPendingMap.size() == 1) {
showUndoDeleteSnackbar(mission);
}
}
public void setDownloadManager(@NonNull DownloadManager downloadManager) {
mDownloadManager = downloadManager;
if (mPendingMap.size() < 1) {
//nothing to do
return;
}
showUndoDeleteSnackbar();
}
public void restoreState(@Nullable Bundle savedInstanceState) {
if (savedInstanceState == null) {
// nothing to do
return;
}
List<String> list = savedInstanceState.getStringArrayList(KEY_STATE);
if (list != null) {
mPendingMap.addAll(list);
}
}
public void saveState(@Nullable Bundle outState) {
if (outState == null) {
// nothing to do
return;
}
for (Disposable disposable : mDisposableList) {
disposable.dispose();
}
outState.putStringArrayList(KEY_STATE, new ArrayList<>(mPendingMap));
}
private void showUndoDeleteSnackbar() {
if (mPendingMap.size() < 1) {
// nothing to do
return;
}
String url = mPendingMap.iterator().next();
for (int i = 0; i < mDownloadManager.getCount(); i++) {
DownloadMission mission = mDownloadManager.getMission(i);
if (url.equals(mission.url)) {
showUndoDeleteSnackbar(mission);
break;
}
}
}
private void showUndoDeleteSnackbar(@NonNull DownloadMission mission) {
final Snackbar snackbar = Snackbar.make(mView, mission.name, Snackbar.LENGTH_INDEFINITE);
final Disposable disposable = Observable.timer(3, TimeUnit.SECONDS)
.subscribeOn(AndroidSchedulers.mainThread())
.subscribe(l -> snackbar.dismiss());
mDisposableList.add(disposable);
snackbar.setAction(R.string.undo, v -> {
mPendingMap.remove(mission.url);
publishSubject.onNext(mission);
disposable.dispose();
snackbar.dismiss();
});
snackbar.addCallback(new BaseTransientBottomBar.BaseCallback<Snackbar>() {
@Override
public void onDismissed(Snackbar transientBottomBar, int event) {
if (!disposable.isDisposed()) {
mPendingMap.remove(mission.url);
Completable.fromAction(() -> deletePending(mission))
.subscribeOn(Schedulers.io())
.subscribe();
}
snackbar.removeCallback(this);
mDisposableList.remove(disposable);
showUndoDeleteSnackbar();
}
});
snackbar.show();
}
public void deletePending() {
if (mPendingMap.size() < 1) {
// nothing to do
return;
}
HashSet<Integer> idSet = new HashSet<>();
for (int i = 0; i < mDownloadManager.getCount(); i++) {
if (contains(mDownloadManager.getMission(i))) {
idSet.add(i);
}
}
for (Integer id : idSet) {
mDownloadManager.deleteMission(id);
}
mPendingMap.clear();
}
private void deletePending(@NonNull DownloadMission mission) {
if (!contains(mission)) {
// nothing to do
return;
}
for (int i = 0; i < mDownloadManager.getCount(); i++) {
if (mission.url.equals(mDownloadManager.getMission(i).url)) {
mDownloadManager.deleteMission(i);
break;
}
}
}
}

51
app/src/main/java/org/schabi/newpipe/download/DownloadActivity.java
View File

@ -15,12 +15,17 @@ import org.schabi.newpipe.R;
import org.schabi.newpipe.settings.SettingsActivity;
import org.schabi.newpipe.util.ThemeHelper;
import io.reactivex.Completable;
import io.reactivex.schedulers.Schedulers;
import us.shandian.giga.service.DownloadManagerService;
import us.shandian.giga.ui.fragment.AllMissionsFragment;
import us.shandian.giga.ui.fragment.MissionsFragment;
public class DownloadActivity extends AppCompatActivity {
private static final String MISSIONS_FRAGMENT_TAG = "fragment_tag";
private DeleteManager mDeleteManager;
@Override
protected void onCreate(Bundle savedInstanceState) {
// Service
@ -42,21 +47,35 @@ public class DownloadActivity extends AppCompatActivity {
actionBar.setDisplayShowTitleEnabled(true);
}
// Fragment
getWindow().getDecorView().getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
updateFragments();
getWindow().getDecorView().getViewTreeObserver().removeGlobalOnLayoutListener(this);
}
});
mDeleteManager = new DeleteManager(this);
mDeleteManager.restoreState(savedInstanceState);
MissionsFragment fragment = (MissionsFragment) getFragmentManager().findFragmentByTag(MISSIONS_FRAGMENT_TAG);
if (fragment != null) {
fragment.setDeleteManager(mDeleteManager);
} else {
getWindow().getDecorView().getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
updateFragments();
getWindow().getDecorView().getViewTreeObserver().removeGlobalOnLayoutListener(this);
}
});
}
}
@Override
protected void onSaveInstanceState(Bundle outState) {
mDeleteManager.saveState(outState);
super.onSaveInstanceState(outState);
}
private void updateFragments() {
MissionsFragment fragment = new AllMissionsFragment();
fragment.setDeleteManager(mDeleteManager);
getFragmentManager().beginTransaction()
.replace(R.id.frame, fragment)
.replace(R.id.frame, fragment, MISSIONS_FRAGMENT_TAG)
.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE)
.commit();
}
@ -80,6 +99,7 @@ public class DownloadActivity extends AppCompatActivity {
case R.id.action_settings: {
Intent intent = new Intent(this, SettingsActivity.class);
startActivity(intent);
deletePending();
return true;
}
default:
@ -87,4 +107,15 @@ public class DownloadActivity extends AppCompatActivity {
}
}
@Override
public void onBackPressed() {
super.onBackPressed();
deletePending();
}
private void deletePending() {
Completable.fromAction(mDeleteManager::deletePending)
.subscribeOn(Schedulers.io())
.subscribe();
}
}

57
app/src/main/java/us/shandian/giga/ui/adapter/MissionAdapter.java
View File

@ -25,10 +25,13 @@ import android.widget.TextView;
import android.widget.Toast;
import org.schabi.newpipe.R;
import org.schabi.newpipe.download.DeleteManager;
import java.io.File;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
@ -52,18 +55,34 @@ public class MissionAdapter extends RecyclerView.Adapter<MissionAdapter.ViewHold
private Activity mContext;
private LayoutInflater mInflater;
private DownloadManager mManager;
private DownloadManager mDownloadManager;
private DeleteManager mDeleteManager;
private List<DownloadMission> mItemList;
private DownloadManagerService.DMBinder mBinder;
private int mLayout;
public MissionAdapter(Activity context, DownloadManagerService.DMBinder binder, DownloadManager manager, boolean isLinear) {
public MissionAdapter(Activity context, DownloadManagerService.DMBinder binder, DownloadManager downloadManager, DeleteManager deleteManager, boolean isLinear) {
mContext = context;
mManager = manager;
mDownloadManager = downloadManager;
mDeleteManager = deleteManager;
mBinder = binder;
mInflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
mLayout = isLinear ? R.layout.mission_item_linear : R.layout.mission_item;
mItemList = new ArrayList<>();
updateItemList();
}
public void updateItemList() {
mItemList.clear();
for (int i = 0; i < mDownloadManager.getCount(); i++) {
DownloadMission mission = mDownloadManager.getMission(i);
if (!mDeleteManager.contains(mission)) {
mItemList.add(mDownloadManager.getMission(i));
}
}
}
@Override
@ -102,7 +121,7 @@ public class MissionAdapter extends RecyclerView.Adapter<MissionAdapter.ViewHold
@Override
public void onBindViewHolder(MissionAdapter.ViewHolder h, int pos) {
DownloadMission ms = mManager.getMission(pos);
DownloadMission ms = mItemList.get(pos);
h.mission = ms;
h.position = pos;
@ -123,7 +142,7 @@ public class MissionAdapter extends RecyclerView.Adapter<MissionAdapter.ViewHold
@Override
public int getItemCount() {
return mManager.getCount();
return mItemList.size();
}
@Override
@ -214,12 +233,12 @@ public class MissionAdapter extends RecyclerView.Adapter<MissionAdapter.ViewHold
int id = item.getItemId();
switch (id) {
case R.id.start:
mManager.resumeMission(h.position);
mBinder.onMissionAdded(mManager.getMission(h.position));
mDownloadManager.resumeMission(h.position);
mBinder.onMissionAdded(mItemList.get(h.position));
return true;
case R.id.pause:
mManager.pauseMission(h.position);
mBinder.onMissionRemoved(mManager.getMission(h.position));
mDownloadManager.pauseMission(h.position);
mBinder.onMissionRemoved(mItemList.get(h.position));
h.lastTimeStamp = -1;
h.lastDone = -1;
return true;
@ -245,12 +264,13 @@ public class MissionAdapter extends RecyclerView.Adapter<MissionAdapter.ViewHold
return true;
case R.id.delete:
mManager.deleteMission(h.position);
mDeleteManager.add(h.mission);
updateItemList();
notifyDataSetChanged();
return true;
case R.id.md5:
case R.id.sha1:
DownloadMission mission = mManager.getMission(h.position);
DownloadMission mission = mItemList.get(h.position);
new ChecksumTask(mContext).execute(mission.location + "/" + mission.name, ALGORITHMS.get(id));
return true;
default:
@ -262,19 +282,6 @@ public class MissionAdapter extends RecyclerView.Adapter<MissionAdapter.ViewHold
popup.show();
}
private void viewFile(File file, String mimetype) {
Intent intent = new Intent();
intent.setAction(Intent.ACTION_VIEW);
intent.setDataAndType(Uri.fromFile(file), mimetype);
intent.addFlags(FLAG_GRANT_READ_URI_PERMISSION);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
intent.addFlags(FLAG_GRANT_PREFIX_URI_PERMISSION);
}
//mContext.grantUriPermission(packageName, uri, Intent.FLAG_GRANT_READ_URI_PERMISSION);
Log.v(TAG, "Starting intent: " + intent);
mContext.startActivity(intent);
}
private void viewFileWithFileProvider(File file, String mimetype) {
String ourPackage = mContext.getApplicationContext().getPackageName();
Uri uri = FileProvider.getUriForFile(mContext, ourPackage + ".provider", file);

45
app/src/main/java/us/shandian/giga/ui/fragment/MissionsFragment.java
View File

@ -10,6 +10,8 @@ import android.content.SharedPreferences;
import android.os.Bundle;
import android.os.IBinder;
import android.preference.PreferenceManager;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v7.widget.GridLayoutManager;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
@ -19,13 +21,17 @@ import android.view.View;
import android.view.ViewGroup;
import org.schabi.newpipe.R;
import org.schabi.newpipe.download.DeleteManager;
import io.reactivex.disposables.Disposable;
import io.reactivex.functions.Consumer;
import us.shandian.giga.get.DownloadManager;
import us.shandian.giga.get.DownloadMission;
import us.shandian.giga.service.DownloadManagerService;
import us.shandian.giga.ui.adapter.MissionAdapter;
public abstract class MissionsFragment extends Fragment {
private DownloadManager mManager;
private DownloadManager mDownloadManager;
private DownloadManagerService.DMBinder mBinder;
private SharedPreferences mPrefs;
@ -37,14 +43,19 @@ public abstract class MissionsFragment extends Fragment {
private GridLayoutManager mGridManager;
private LinearLayoutManager mLinearManager;
private Context mActivity;
private DeleteManager mDeleteManager;
private Disposable mDeleteDisposable;
private ServiceConnection mConnection = new ServiceConnection() {
@Override
public void onServiceConnected(ComponentName name, IBinder binder) {
mBinder = (DownloadManagerService.DMBinder) binder;
mManager = setupDownloadManager(mBinder);
updateList();
mDownloadManager = setupDownloadManager(mBinder);
if (mDeleteManager != null) {
mDeleteManager.setDownloadManager(mDownloadManager);
updateList();
}
}
@Override
@ -55,6 +66,14 @@ public abstract class MissionsFragment extends Fragment {
};
public void setDeleteManager(@NonNull DeleteManager deleteManager) {
mDeleteManager = deleteManager;
if (mDownloadManager != null) {
mDeleteManager.setDownloadManager(mDownloadManager);
updateList();
}
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View v = inflater.inflate(R.layout.missions, container, false);
@ -104,10 +123,26 @@ public abstract class MissionsFragment extends Fragment {
mActivity = activity;
}
@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
if (mDeleteManager != null) {
mDeleteDisposable = mDeleteManager.getUndoObservable().subscribe(mission -> {
if (mAdapter != null) {
mAdapter.updateItemList();
mAdapter.notifyDataSetChanged();
}
});
}
}
@Override
public void onDestroyView() {
super.onDestroyView();
getActivity().unbindService(mConnection);
if (mDeleteDisposable != null) {
mDeleteDisposable.dispose();
}
}
@Override
@ -129,7 +164,7 @@ public abstract class MissionsFragment extends Fragment {
}
private void updateList() {
mAdapter = new MissionAdapter((Activity) mActivity, mBinder, mManager, mLinear);
mAdapter = new MissionAdapter((Activity) mActivity, mBinder, mDownloadManager, mDeleteManager, mLinear);
if (mLinear) {
mList.setLayoutManager(mLinearManager);
@ -143,7 +178,7 @@ public abstract class MissionsFragment extends Fragment {
mSwitch.setIcon(mLinear ? R.drawable.grid : R.drawable.list);
}
mPrefs.edit().putBoolean("linear", mLinear).commit();
mPrefs.edit().putBoolean("linear", mLinear).apply();
}
protected abstract DownloadManager setupDownloadManager(DownloadManagerService.DMBinder binder);