1/* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License 15 */ 16 17package com.android.settings; 18 19import android.app.Fragment; 20import android.app.KeyguardManager; 21import android.os.Bundle; 22import android.view.MenuItem; 23import android.view.WindowManager; 24 25public abstract class ConfirmDeviceCredentialBaseActivity extends SettingsActivity { 26 27 private boolean mRestoring; 28 private boolean mDark; 29 private boolean mEnterAnimationPending; 30 private boolean mFirstTimeVisible = true; 31 32 @Override 33 protected void onCreate(Bundle savedState) { 34 if (getIntent().getBooleanExtra(ConfirmDeviceCredentialBaseFragment.DARK_THEME, false)) { 35 setTheme(R.style.Theme_ConfirmDeviceCredentialsDark); 36 mDark = true; 37 } 38 super.onCreate(savedState); 39 boolean deviceLocked = getSystemService(KeyguardManager.class).isKeyguardLocked(); 40 if (deviceLocked && getIntent().getBooleanExtra( 41 ConfirmDeviceCredentialBaseFragment.SHOW_WHEN_LOCKED, false)) { 42 getWindow().addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED); 43 } 44 CharSequence msg = getIntent().getStringExtra( 45 ConfirmDeviceCredentialBaseFragment.TITLE_TEXT); 46 setTitle(msg); 47 if (getActionBar() != null) { 48 getActionBar().setDisplayHomeAsUpEnabled(true); 49 getActionBar().setHomeButtonEnabled(true); 50 } 51 mRestoring = savedState != null; 52 } 53 54 @Override 55 public boolean onOptionsItemSelected(MenuItem item) { 56 if (item.getItemId() == android.R.id.home) { 57 finish(); 58 return true; 59 } 60 return super.onOptionsItemSelected(item); 61 } 62 63 @Override 64 public void onResume() { 65 super.onResume(); 66 if (!isChangingConfigurations() && !mRestoring && mDark && mFirstTimeVisible) { 67 mFirstTimeVisible = false; 68 prepareEnterAnimation(); 69 mEnterAnimationPending = true; 70 } 71 } 72 73 private ConfirmDeviceCredentialBaseFragment getFragment() { 74 Fragment fragment = getFragmentManager().findFragmentById(R.id.main_content); 75 if (fragment != null && fragment instanceof ConfirmDeviceCredentialBaseFragment) { 76 return (ConfirmDeviceCredentialBaseFragment) fragment; 77 } 78 return null; 79 } 80 81 @Override 82 public void onEnterAnimationComplete() { 83 super.onEnterAnimationComplete(); 84 if (mEnterAnimationPending) { 85 startEnterAnimation(); 86 mEnterAnimationPending = false; 87 } 88 } 89 90 public void prepareEnterAnimation() { 91 getFragment().prepareEnterAnimation(); 92 } 93 94 public void startEnterAnimation() { 95 getFragment().startEnterAnimation(); 96 } 97} 98