package candybar.lib.fragments.dialog; import android.app.Dialog; import android.content.DialogInterface; import android.os.AsyncTask; import android.os.Bundle; import android.util.Log; import android.view.View; import android.webkit.WebView; import androidx.annotation.NonNull; import androidx.fragment.app.DialogFragment; import androidx.fragment.app.Fragment; import androidx.fragment.app.FragmentManager; import androidx.fragment.app.FragmentTransaction; import com.afollestad.materialdialogs.MaterialDialog; import com.danimahardhika.android.helpers.core.utils.LogUtil; import java.io.BufferedReader; import java.io.InputStream; import java.io.InputStreamReader; import candybar.lib.R; import candybar.lib.helpers.LocaleHelper; import candybar.lib.helpers.TypefaceHelper; /* * CandyBar - Material Dashboard * * Copyright (c) 2014-2016 Dani Mahardhika * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class LicensesFragment extends DialogFragment { private WebView mWebView; private AsyncTask mAsyncTask; private static final String TAG = "candybar.dialog.licenses"; private static LicensesFragment newInstance() { return new LicensesFragment(); } public static void showLicensesDialog(FragmentManager fm) { FragmentTransaction ft = fm.beginTransaction(); Fragment prev = fm.findFragmentByTag(TAG); if (prev != null) { ft.remove(prev); } try { DialogFragment dialog = LicensesFragment.newInstance(); dialog.show(ft, TAG); } catch (IllegalArgumentException | IllegalStateException ignored) { } } @NonNull @Override public Dialog onCreateDialog(Bundle savedInstanceState) { MaterialDialog.Builder builder = new MaterialDialog.Builder(getActivity()); builder.customView(R.layout.fragment_licenses, false); builder.typeface( TypefaceHelper.getMedium(getActivity()), TypefaceHelper.getRegular(getActivity())); builder.title(R.string.about_open_source_licenses); builder.negativeText(R.string.close); MaterialDialog dialog = builder.build(); dialog.show(); mWebView = (WebView) dialog.findViewById(R.id.webview); return dialog; } @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); mAsyncTask = new LicensesLoader().executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR); } @Override public void onDismiss(DialogInterface dialog) { if (mAsyncTask != null) mAsyncTask.cancel(true); super.onDismiss(dialog); } private class LicensesLoader extends AsyncTask<Void, Void, Boolean> { private StringBuilder sb; @Override protected void onPreExecute() { super.onPreExecute(); sb = new StringBuilder(); } @Override protected Boolean doInBackground(Void... voids) { while (!isCancelled()) { try { Thread.sleep(1); InputStream rawResource = getResources().openRawResource(R.raw.licenses); BufferedReader bufferedReader = new BufferedReader( new InputStreamReader(rawResource)); String line; while ((line = bufferedReader.readLine()) != null) { sb.append(line); sb.append("\n"); } bufferedReader.close(); return true; } catch (Exception e) { LogUtil.e(Log.getStackTraceString(e)); return false; } } return false; } @Override protected void onPostExecute(Boolean aBoolean) { super.onPostExecute(aBoolean); if (getActivity() == null) return; if (getActivity().isFinishing()) return; mAsyncTask = null; LocaleHelper.setLocale(getActivity()); if (aBoolean) { mWebView.setVisibility(View.VISIBLE); mWebView.loadDataWithBaseURL(null, sb.toString(), "text/html", "utf-8", null); } } } }