Java tutorial
/******************************************************************************* * Copyright (c) 2012 rmateus. * All rights reserved. This program and the accompanying materials * are made available under the terms of the GNU Public License v2.0 * which accompanies this distribution, and is available at * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html ******************************************************************************/ package com.aptoide.amethyst.ui; import android.content.ComponentName; import android.content.Context; import android.content.Intent; import android.content.ServiceConnection; import android.database.Cursor; import android.os.Bundle; import android.os.IBinder; import android.support.annotation.NonNull; import android.support.v4.app.LoaderManager.LoaderCallbacks; import android.support.v4.content.Loader; import android.support.v4.widget.CursorAdapter; import android.support.v7.widget.Toolbar; import android.util.Log; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.CheckBox; import android.widget.ImageView; import android.widget.ListView; import android.widget.TextView; import android.widget.Toast; import com.aptoide.amethyst.Aptoide; import com.aptoide.amethyst.AptoideBaseActivity; import com.aptoide.amethyst.R; import com.aptoide.amethyst.analytics.Analytics; import com.aptoide.amethyst.database.AptoideDatabase; import com.aptoide.amethyst.database.SimpleCursorLoader; import com.aptoide.amethyst.dialogs.AptoideDialog; import com.aptoide.dataprovider.AptoideSpiceHttpService; import com.aptoide.models.ScheduledDownloadItem; import com.bumptech.glide.Glide; import com.octo.android.robospice.SpiceManager; import java.util.HashMap; import com.aptoide.amethyst.dialogs.ScheduledDownloadsDialog; import com.aptoide.amethyst.services.DownloadService; public class ScheduledDownloadsActivity extends AptoideBaseActivity implements LoaderCallbacks<Cursor>, ScheduledDownloadsDialog.DialogCallback { public static final String ARG_DOWNLOAD_ALL = "downloadAll"; public static Intent newIntent(@NonNull final Context context, final boolean dowloadAll) { final Intent intent = new Intent(context, ScheduledDownloadsActivity.class); intent.putExtra(ARG_DOWNLOAD_ALL, dowloadAll); return intent; } Toolbar mToolbar; private ListView lv; private AptoideDatabase db; private CursorAdapter adapter; private HashMap<Long, ScheduledDownload> scheduledDownloadsMap = new HashMap<Long, ScheduledDownload>(); private DownloadService downloadService; private SpiceManager spiceManager = new SpiceManager(AptoideSpiceHttpService.class); private ServiceConnection conn = new ServiceConnection() { @Override public void onServiceConnected(ComponentName name, IBinder binder) { downloadService = ((DownloadService.LocalBinder) binder).getService(); } @Override public void onServiceDisconnected(ComponentName name) { } }; private int i; private boolean showDownloadAll; @Override protected void onStart() { super.onStart(); spiceManager.start(this); // FlurryAgent.onStartSession(this, getResources().getString(R.string.FLURRY_KEY)); } @Override protected void onStop() { super.onStop(); spiceManager.shouldStop(); // FlurryAgent.onEndSession(this); } @Override public void onCreate(Bundle savedInstanceState) { //Aptoide.getThemePicker().setAptoideTheme(this); super.onCreate(savedInstanceState); setContentView(getContentView()); bindViews(); mToolbar.setCollapsible(false); setSupportActionBar(mToolbar); getSupportActionBar().setHomeButtonEnabled(true); getSupportActionBar().setDisplayHomeAsUpEnabled(true); getSupportActionBar().setDisplayShowTitleEnabled(true); getSupportActionBar().setTitle(getString(R.string.setting_schdwntitle)); lv = (ListView) findViewById(android.R.id.list); lv.setDivider(null); db = new AptoideDatabase(Aptoide.getDb()); bindService(new Intent(this, DownloadService.class), conn, Context.BIND_AUTO_CREATE); adapter = new CursorAdapter(this, null, CursorAdapter.FLAG_REGISTER_CONTENT_OBSERVER) { @Override public View newView(Context context, Cursor arg1, ViewGroup arg2) { return LayoutInflater.from(context).inflate(R.layout.row_sch_download, null); } @Override public void bindView(View convertView, Context arg1, Cursor c) { ScheduledDownload scheduledDownload = scheduledDownloadsMap.get(c.getLong(c.getColumnIndex("_id"))); // The child views in each row. CheckBox checkBoxScheduled; TextView textViewName; TextView textViewVersion; ImageView imageViewIcon; if (convertView.getTag() == null) { textViewName = (TextView) convertView.findViewById(R.id.name); textViewVersion = (TextView) convertView.findViewById(R.id.appversion); checkBoxScheduled = (CheckBox) convertView.findViewById(R.id.schDwnChkBox); imageViewIcon = (ImageView) convertView.findViewById(R.id.appicon); convertView.setTag(new Holder(textViewName, textViewVersion, checkBoxScheduled, imageViewIcon)); checkBoxScheduled.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { CheckBox cb = (CheckBox) v; ScheduledDownload schDownload = (ScheduledDownload) cb.getTag(); schDownload.setChecked(cb.isChecked()); } }); } // Reuse existing row view else { // Because we use a ViewHolder, we avoid having to call findViewById(). Holder viewHolder = (Holder) convertView.getTag(); checkBoxScheduled = viewHolder.checkBoxScheduled; textViewVersion = viewHolder.textViewVersion; textViewName = viewHolder.textViewName; imageViewIcon = viewHolder.imageViewIcon; } // Tag the CheckBox with the Planet it is displaying, so that we can // access the planet in onClick() when the CheckBox is toggled. checkBoxScheduled.setTag(scheduledDownload); // Display planet data checkBoxScheduled.setChecked(scheduledDownload.isChecked()); textViewName.setText(scheduledDownload.getName()); textViewVersion.setText(scheduledDownload.getVersion_name()); Glide.with(ScheduledDownloadsActivity.this).load(scheduledDownload.getIcon()).into(imageViewIcon); } }; getSupportLoaderManager().initLoader(0, null, this); lv.setOnItemClickListener(new AdapterView.OnItemClickListener() { @Override public void onItemClick(AdapterView<?> arg0, View item, int arg2, long arg3) { ScheduledDownload scheduledDownload = (ScheduledDownload) ((Holder) item.getTag()).checkBoxScheduled .getTag(); scheduledDownload.toggleChecked(); Holder viewHolder = (Holder) item.getTag(); viewHolder.checkBoxScheduled.setChecked(scheduledDownload.isChecked()); } }); if (getIntent().hasExtra(ARG_DOWNLOAD_ALL)) { ScheduledDownloadsDialog pd = new ScheduledDownloadsDialog(); pd.show(getSupportFragmentManager(), "installAllScheduled"); } lv.setAdapter(adapter); } protected int getContentView() { return R.layout.page_sch_downloads; } protected void bindViews() { mToolbar = (Toolbar) findViewById(R.id.toolbar); } @Override public Loader<Cursor> onCreateLoader(int i, Bundle bundle) { return new SimpleCursorLoader(this) { @Override public Cursor loadInBackground() { return db.getScheduledDownloads(); } }; } @Override public void onLoadFinished(Loader<Cursor> cursorLoader, Cursor c) { scheduledDownloadsMap.clear(); if (c.getCount() == 0) { findViewById(android.R.id.empty).setVisibility(View.VISIBLE); } else { findViewById(android.R.id.empty).setVisibility(View.GONE); } for (c.moveToFirst(); !c.isAfterLast(); c.moveToNext()) { ScheduledDownload scheduledDownload = new ScheduledDownload(c.getLong(c.getColumnIndex("_id")), true); scheduledDownload.setPackage_name(c.getString(c.getColumnIndex("package_name"))); scheduledDownload.setMd5(c.getString(c.getColumnIndex("md5"))); scheduledDownload.setName(c.getString(c.getColumnIndex("name"))); scheduledDownload.setVersion_name(c.getString(c.getColumnIndex("version_name"))); scheduledDownload.setRepo_name(c.getString(c.getColumnIndex("repo_name"))); scheduledDownload.setIcon(c.getString(c.getColumnIndex("icon"))); scheduledDownloadsMap.put(c.getLong(c.getColumnIndex("_id")), scheduledDownload); } adapter.swapCursor(c); } @Override public void onLoaderReset(Loader<Cursor> cursorLoader) { adapter.swapCursor(null); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.menu_scheduled_downloads, menu); return super.onCreateOptionsMenu(menu); } @Override public boolean onOptionsItemSelected(MenuItem item) { int i = item.getItemId(); if (i == android.R.id.home || i == R.id.home) { finish(); } else if (i == R.id.menu_install) { Analytics.ScheduledDownloads.clickOnInstallSelected(); if (isAllChecked()) { for (ScheduledDownload scheduledDownload : scheduledDownloadsMap.values()) { if (scheduledDownload.isChecked()) { downloadService.startScheduledDownload(scheduledDownload); } } } else { Toast toast = Toast.makeText(Aptoide.getContext(), R.string.schDown_nodownloadselect, Toast.LENGTH_SHORT); toast.show(); } } else if (i == R.id.menu_remove) { Analytics.ScheduledDownloads.clickOnRemoveSelected(); Log.d("ScheduledDownloadsActivity-onOptionsItemSelected", "remove"); if (isAllChecked()) { for (ScheduledDownload scheduledDownload : scheduledDownloadsMap.values()) { if (scheduledDownload.isChecked()) { db.deleteScheduledDownload(scheduledDownload.getMd5()); // FlurryAgent.logEvent("Scheduled_Downloads_Removed_Apps"); } } getSupportLoaderManager().restartLoader(0, null, this); } else { Toast toast = Toast.makeText(Aptoide.getContext(), R.string.schDown_nodownloadselect, Toast.LENGTH_SHORT); toast.show(); } } else if (i == R.id.menu_invert) { Analytics.ScheduledDownloads.clickOnInvertSelection(); // FlurryAgent.logEvent("Scheduled_Downloads_Inverted_Apps"); for (ScheduledDownload scheduledDownload : scheduledDownloadsMap.values()) { scheduledDownload.toggleChecked(); } adapter.notifyDataSetChanged(); } return super.onOptionsItemSelected(item); } @Override protected void onResume() { super.onResume(); } // @Override // protected String getScreenName() { // return "Scheduled Downloads"; // } public boolean isAllChecked() { if (scheduledDownloadsMap.isEmpty()) { return false; } for (Long scheduledDownload : scheduledDownloadsMap.keySet()) { if (scheduledDownloadsMap.get(scheduledDownload).checked) { return true; } } return false; } @Override public void onOkClick() { AptoideDialog.pleaseWaitDialog().show(getSupportFragmentManager(), "pleaseWaitDialog"); for (ScheduledDownload scheduledDownload : scheduledDownloadsMap.values()) { downloadService.startScheduledDownload(scheduledDownload); } finish(); } @Override public void onCancelClick() { finish(); } private static class ScheduledDownload extends ScheduledDownloadItem { private boolean checked = false; private long id; public ScheduledDownload(long id, boolean checked) { this.id = id; this.checked = checked; } public boolean isChecked() { return checked; } public void setChecked(boolean checked) { this.checked = checked; } public void toggleChecked() { checked = !checked; } public long getId() { return id; } public void setId(long id) { this.id = id; } } private static class Holder { public CheckBox checkBoxScheduled; public TextView textViewName; public TextView textViewVersion; public ImageView imageViewIcon; public Holder(TextView textView, TextView textViewVersion, CheckBox checkBox, ImageView imageView) { this.checkBoxScheduled = checkBox; this.textViewName = textView; this.textViewVersion = textViewVersion; this.imageViewIcon = imageView; } } @Override protected String getScreenName() { return "Scheduled Downloads"; } }