Java tutorial
/* * Copyright (C) 2017 Vincent Breitmoser <look@my.amazin.horse> * * 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.sufficientlysecure.keychain.remote.ui; import android.annotation.SuppressLint; import android.app.Activity; import android.app.Dialog; import android.content.DialogInterface; import android.content.Intent; import android.graphics.drawable.Drawable; import android.os.Bundle; import android.support.annotation.NonNull; import android.support.v4.app.DialogFragment; import android.support.v4.app.FragmentActivity; import android.view.ContextThemeWrapper; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.ImageView; import android.widget.TextView; import org.openintents.openpgp.util.OpenPgpUtils.UserId; import org.sufficientlysecure.keychain.R; import org.sufficientlysecure.keychain.remote.ui.RequestKeyPermissionPresenter.RequestKeyPermissionMvpView; import org.sufficientlysecure.keychain.ui.dialog.CustomAlertDialogBuilder; import org.sufficientlysecure.keychain.ui.util.ThemeChanger; public class RequestKeyPermissionActivity extends FragmentActivity { public static final String EXTRA_PACKAGE_NAME = "package_name"; public static final String EXTRA_REQUESTED_KEY_IDS = "requested_key_ids"; private RequestKeyPermissionPresenter presenter; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); presenter = RequestKeyPermissionPresenter.createRequestKeyPermissionPresenter(getBaseContext()); if (savedInstanceState == null) { RequestKeyPermissionFragment frag = new RequestKeyPermissionFragment(); frag.show(getSupportFragmentManager(), "requestKeyDialog"); } } @Override protected void onStart() { super.onStart(); Intent intent = getIntent(); String packageName = intent.getStringExtra(EXTRA_PACKAGE_NAME); long masterKeyIds[] = intent.getLongArrayExtra(EXTRA_REQUESTED_KEY_IDS); presenter.setupFromIntentData(packageName, masterKeyIds); } public static class RequestKeyPermissionFragment extends DialogFragment { private RequestKeyPermissionMvpView mvpView; private RequestKeyPermissionPresenter presenter; private Button buttonCancel; private Button buttonAllow; @NonNull @Override public Dialog onCreateDialog(Bundle savedInstanceState) { final Activity activity = getActivity(); ContextThemeWrapper theme = ThemeChanger.getDialogThemeWrapper(activity); CustomAlertDialogBuilder alert = new CustomAlertDialogBuilder(theme); @SuppressLint("InflateParams") View view = LayoutInflater.from(theme).inflate(R.layout.api_remote_request_key_permission, null, false); alert.setView(view); buttonAllow = (Button) view.findViewById(R.id.button_allow); buttonCancel = (Button) view.findViewById(R.id.button_cancel); setupListenersForPresenter(); mvpView = createMvpView(view); return alert.create(); } @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); presenter = ((RequestKeyPermissionActivity) getActivity()).presenter; presenter.setView(mvpView); } @Override public void onCancel(DialogInterface dialog) { super.onCancel(dialog); if (presenter != null) { presenter.onCancel(); } } @Override public void onDismiss(DialogInterface dialog) { super.onDismiss(dialog); if (presenter != null) { presenter.setView(null); presenter = null; } } @NonNull private RequestKeyPermissionMvpView createMvpView(View view) { final TextView titleText = (TextView) view.findViewById(R.id.select_identity_key_title); final TextView keyUserIdView = (TextView) view.findViewById(R.id.select_key_item_name); final ImageView iconClientApp = (ImageView) view.findViewById(R.id.icon_client_app); final View keyUnavailableWarning = view.findViewById(R.id.requested_key_unavailable_warning); final View keyInfoLayout = view.findViewById(R.id.key_info_layout); return new RequestKeyPermissionMvpView() { @Override public void switchToLayoutRequestKeyChoice() { keyInfoLayout.setVisibility(View.VISIBLE); keyUnavailableWarning.setVisibility(View.GONE); buttonAllow.setEnabled(true); } @Override public void switchToLayoutNoSecret() { keyInfoLayout.setVisibility(View.VISIBLE); keyUnavailableWarning.setVisibility(View.VISIBLE); buttonAllow.setEnabled(false); } @Override public void displayKeyInfo(UserId userId) { keyUserIdView.setText(userId.name); } @Override public void finish() { FragmentActivity activity = getActivity(); if (activity == null) { return; } Intent passthroughData = activity.getIntent() .getParcelableExtra(RemoteSecurityTokenOperationActivity.EXTRA_DATA); activity.setResult(RESULT_OK, passthroughData); activity.finish(); } @Override public void finishAsCancelled() { FragmentActivity activity = getActivity(); if (activity == null) { return; } activity.setResult(Activity.RESULT_CANCELED); activity.finish(); } @Override public void setTitleText(String text) { titleText.setText(text); } @Override public void setTitleClientIcon(Drawable drawable) { iconClientApp.setImageDrawable(drawable); } }; } private void setupListenersForPresenter() { buttonAllow.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { presenter.onClickAllow(); } }); buttonCancel.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { presenter.onClickCancel(); } }); } } }