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.password;
18
19import android.app.Fragment;
20import android.app.KeyguardManager;
21import android.os.Bundle;
22import android.os.UserManager;
23import android.view.MenuItem;
24import android.view.WindowManager;
25import android.widget.LinearLayout;
26
27import com.android.settings.R;
28import com.android.settings.SettingsActivity;
29import com.android.settings.SetupWizardUtils;
30import com.android.settings.Utils;
31
32public abstract class ConfirmDeviceCredentialBaseActivity extends SettingsActivity {
33
34    private static final String STATE_IS_KEYGUARD_LOCKED = "STATE_IS_KEYGUARD_LOCKED";
35
36    enum ConfirmCredentialTheme {
37        INTERNAL,
38        DARK,
39        WORK
40    }
41
42    private boolean mRestoring;
43    private boolean mEnterAnimationPending;
44    private boolean mFirstTimeVisible = true;
45    private boolean mIsKeyguardLocked = false;
46    private ConfirmCredentialTheme mConfirmCredentialTheme;
47
48    @Override
49    protected void onCreate(Bundle savedState) {
50        int credentialOwnerUserId = Utils.getCredentialOwnerUserId(this,
51                Utils.getUserIdFromBundle(this, getIntent().getExtras()));
52        if (UserManager.get(this).isManagedProfile(credentialOwnerUserId)) {
53            setTheme(R.style.Theme_ConfirmDeviceCredentialsWork);
54            mConfirmCredentialTheme = ConfirmCredentialTheme.WORK;
55        } else if (getIntent().getBooleanExtra(
56                ConfirmDeviceCredentialBaseFragment.DARK_THEME, false)) {
57            setTheme(R.style.Theme_ConfirmDeviceCredentialsDark);
58            mConfirmCredentialTheme = ConfirmCredentialTheme.DARK;
59        } else {
60            setTheme(SetupWizardUtils.getTheme(getIntent()));
61            mConfirmCredentialTheme = ConfirmCredentialTheme.INTERNAL;
62        }
63        super.onCreate(savedState);
64
65        if (mConfirmCredentialTheme == ConfirmCredentialTheme.INTERNAL) {
66            // Prevent the content parent from consuming the window insets because GlifLayout uses
67            // it to show the status bar background.
68            LinearLayout layout = (LinearLayout) findViewById(R.id.content_parent);
69            layout.setFitsSystemWindows(false);
70        }
71        getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
72        mIsKeyguardLocked = savedState == null
73                ? getSystemService(KeyguardManager.class).isKeyguardLocked()
74                : savedState.getBoolean(STATE_IS_KEYGUARD_LOCKED, false);
75        // If the activity is launched, not due to config change, when keyguard is locked and the
76        // flag is set, assume it's launched on top of keyguard on purpose.
77        // TODO: Don't abuse SHOW_WHEN_LOCKED and don't check isKeyguardLocked.
78        // Set extra SHOW_WHEN_LOCKED and WindowManager FLAG_SHOW_WHEN_LOCKED only if it's
79        // truly on top of keyguard on purpose
80        if (mIsKeyguardLocked && getIntent().getBooleanExtra(
81                ConfirmDeviceCredentialBaseFragment.SHOW_WHEN_LOCKED, false)) {
82            getWindow().addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
83        }
84        CharSequence msg = getIntent().getStringExtra(
85                ConfirmDeviceCredentialBaseFragment.TITLE_TEXT);
86        setTitle(msg);
87        if (getActionBar() != null) {
88            getActionBar().setDisplayHomeAsUpEnabled(true);
89            getActionBar().setHomeButtonEnabled(true);
90        }
91        mRestoring = savedState != null;
92    }
93
94    @Override
95    public void onSaveInstanceState(Bundle outState) {
96        super.onSaveInstanceState(outState);
97        outState.putBoolean(STATE_IS_KEYGUARD_LOCKED, mIsKeyguardLocked);
98    }
99
100    @Override
101    public boolean onOptionsItemSelected(MenuItem item) {
102        if (item.getItemId() == android.R.id.home) {
103            finish();
104            return true;
105        }
106        return super.onOptionsItemSelected(item);
107    }
108
109    @Override
110    public void onResume() {
111        super.onResume();
112        if (!isChangingConfigurations() && !mRestoring
113                && mConfirmCredentialTheme == ConfirmCredentialTheme.DARK && mFirstTimeVisible) {
114            mFirstTimeVisible = false;
115            prepareEnterAnimation();
116            mEnterAnimationPending = true;
117        }
118    }
119
120    private ConfirmDeviceCredentialBaseFragment getFragment() {
121        Fragment fragment = getFragmentManager().findFragmentById(R.id.main_content);
122        if (fragment != null && fragment instanceof ConfirmDeviceCredentialBaseFragment) {
123            return (ConfirmDeviceCredentialBaseFragment) fragment;
124        }
125        return null;
126    }
127
128    @Override
129    public void onEnterAnimationComplete() {
130        super.onEnterAnimationComplete();
131        if (mEnterAnimationPending) {
132            startEnterAnimation();
133            mEnterAnimationPending = false;
134        }
135    }
136
137    public void prepareEnterAnimation() {
138        getFragment().prepareEnterAnimation();
139    }
140
141    public void startEnterAnimation() {
142        getFragment().startEnterAnimation();
143    }
144
145    public ConfirmCredentialTheme getConfirmCredentialTheme() {
146        return mConfirmCredentialTheme;
147    }
148}
149