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EnableSystemAppsByIntentFragment.java
/* * Copyright (C) 2015 The Android Open Source Project * * 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. */ package com.afwsamples.testdpc.profilepolicy.addsystemapps; import android.app.AlertDialog; import android.content.DialogInterface; import android.content.Intent; import android.os.Bundle; import android.text.TextUtils; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.Button; import android.widget.EditText; import android.widget.Toast; import com.afwsamples.testdpc.DeviceAdminReceiver; import com.afwsamples.testdpc.R; import com.afwsamples.testdpc.common.IntentOrIntentFilterFragment; /** * UI class that helps constructing intents for enabling system apps. * * Contains sample code for testing * {@link android.app.admin.DevicePolicyManager#enableSystemApp(android.content.ComponentName, * android.content.Intent)} */ public class EnableSystemAppsByIntentFragment extends IntentOrIntentFilterFragment { @Override public void onResume() { super.onResume(); getActivity().getActionBar().setTitle(R.string.enable_system_apps_title); } @Override public View onCreateView(LayoutInflater layoutInflater, ViewGroup container, Bundle savedInstanceState) { View view = super.onCreateView(layoutInflater, container, savedInstanceState); Button addButton = (Button) view.findViewById(R.id.btn_add); // Hide data schemes UI because this is not useful for building an intent. view.findViewById(R.id.data_schemes_title).setVisibility(View.GONE); view.findViewById(R.id.data_schemes_container).setVisibility(View.GONE); // Also hide type view.findViewById(R.id.data_types_title).setVisibility(View.GONE); view.findViewById(R.id.data_types_container).setVisibility(View.GONE); // There is only one action for an intent. Probably don't need an add button. mAddActionButton.setVisibility(View.GONE); addButton.setText(R.string.enable); return view; } @Override public void onClick(View v) { boolean isClickHandled = false; switch (v.getId()) { case R.id.btn_add: Intent intent = getIntent(); if (intent == null) { Toast.makeText(getActivity(), R.string.enable_system_apps_failure_msg, Toast.LENGTH_SHORT).show(); } else { try { mDevicePolicyManager.enableSystemApp( DeviceAdminReceiver.getComponentName(getActivity()), intent); Toast.makeText(getActivity(), R.string.enable_system_apps_attempt_msg, Toast.LENGTH_SHORT).show(); } catch (IllegalArgumentException e) { Toast.makeText(getActivity(), e.getLocalizedMessage(), Toast.LENGTH_SHORT) .show(); } } isClickHandled = true; break; } // Pass the event to super class if it isn't handled. if (!isClickHandled) { super.onClick(v); } } @Override public void onItemSelected(AdapterView> parent, View view, int position, long id) { switch (parent.getId()) { case R.id.list_of_actions: if (position == ACTIONS_LIST.length - 1) { showCustomActionInputDialog(); } else { mActions.clear(); mActions.add(ACTIONS_LIST[position]); updateStatusTextView(); } return; default: break; } super.onItemSelected(parent, view, position, id); } /** * Constructs an intent from user input. This intent is used for enabling system apps. * * @return a user constructed intent. */ protected Intent getIntent() { if (mActions.isEmpty() && mCategories.isEmpty()) { return null; } Intent intent = new Intent(); if (!mActions.isEmpty()) { // Only one action for an intent. intent.setAction(mActions.iterator().next()); } for (String category : mCategories) { intent.addCategory(category); } return intent; } @Override protected void updateStatusTextView() { StringBuilder stringBuilder = new StringBuilder(); if (!mActions.isEmpty()) { stringBuilder.append(getString(R.string.actions_title)); stringBuilder.append("\n"); } for (String action : mActions) { stringBuilder.append(action); stringBuilder.append("\n"); } if (!mCategories.isEmpty()) { stringBuilder.append("\n"); stringBuilder.append(getString(R.string.categories_title)); stringBuilder.append("\n"); } for (String category : mCategories) { stringBuilder.append(category); stringBuilder.append("\n"); } if (!mDataSchemes.isEmpty()) { stringBuilder.append("\n"); stringBuilder.append(getString(R.string.data_schemes_title)); stringBuilder.append("\n"); } for (String dataScheme : mDataSchemes) { stringBuilder.append(dataScheme); stringBuilder.append("\n"); } if (!mDataTypes.isEmpty()) { stringBuilder.append("\n"); stringBuilder.append(getString(R.string.data_types_title)); stringBuilder.append("\n"); } for (String dataType : mDataTypes) { stringBuilder.append(dataType); stringBuilder.append("\n"); } mStatusTextView.setText(stringBuilder.toString()); } private void showCustomActionInputDialog() { LayoutInflater layoutInflater = LayoutInflater.from(getActivity()); View customInputView = layoutInflater.inflate(R.layout.simple_edittext, null); final EditText customInputEditText = (EditText) customInputView.findViewById(R.id.input); AlertDialog.Builder customInputViewAlertBuilder = new AlertDialog.Builder(getActivity()); customInputViewAlertBuilder.setView(customInputView); customInputViewAlertBuilder.setTitle(getString(R.string.actions_title)); customInputViewAlertBuilder.setOnCancelListener(new DialogInterface.OnCancelListener() { @Override public void onCancel(DialogInterface dialog) { mActionsSpinner.setSelection(0); dialog.dismiss(); } }); customInputViewAlertBuilder.setPositiveButton(R.string.add, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { String action = customInputEditText.getText().toString(); if (!TextUtils.isEmpty(action)) { mActions.clear(); mActions.add(action); updateStatusTextView(); } else { // Fail to add an empty action, set the spinner to select the first // entry. Toast.makeText(getActivity(), R.string.invalid_system_apps_action, Toast.LENGTH_SHORT).show(); mActionsSpinner.setSelection(0); } dialog.dismiss(); } }); customInputViewAlertBuilder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { mActionsSpinner.setSelection(0); dialog.dismiss(); } }); customInputViewAlertBuilder.show(); } }