1/*
2 * Copyright (C) 2010 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.email.activity.setup;
18
19import android.app.Fragment;
20import android.content.Context;
21import android.os.Bundle;
22import android.view.LayoutInflater;
23import android.view.View;
24import android.view.ViewGroup;
25import android.webkit.WebView;
26import android.widget.CheckBox;
27import android.widget.CompoundButton;
28import android.widget.CompoundButton.OnCheckedChangeListener;
29
30import com.android.email.Preferences;
31import com.android.email.R;
32import com.android.email.activity.UiUtilities;
33import com.android.email.service.EmailServiceUtils;
34import com.android.email2.ui.MailActivityEmail;
35import com.android.emailcommon.Logging;
36import com.android.mail.utils.LogUtils;
37
38public class DebugFragment extends Fragment implements OnCheckedChangeListener,
39        View.OnClickListener {
40    private Preferences mPreferences;
41
42    // Public no-args constructor needed for fragment re-instantiation
43    public DebugFragment() {}
44
45    @Override
46    public View onCreateView(LayoutInflater inflater, ViewGroup container,
47            Bundle savedInstanceState) {
48        if (Logging.DEBUG_LIFECYCLE && MailActivityEmail.DEBUG) {
49            LogUtils.d(Logging.LOG_TAG, "AccountSetupBasicsFragment onCreateView");
50        }
51        View view = inflater.inflate(R.layout.debug, container, false);
52
53        Context context = getActivity();
54        mPreferences = Preferences.getPreferences(context);
55
56        final CheckBox enableDebugLoggingView = UiUtilities.getView(view, R.id.debug_logging);
57        enableDebugLoggingView.setChecked(MailActivityEmail.DEBUG);
58
59        final CheckBox enableVerboseLoggingView = UiUtilities.getView(view, R.id.verbose_logging);
60        final CheckBox enableFileLoggingView = UiUtilities.getView(view, R.id.file_logging);
61
62        // Note:  To prevent recursion while presetting checkboxes, assign all listeners last
63        enableDebugLoggingView.setOnCheckedChangeListener(this);
64
65        if (EmailServiceUtils.areRemoteServicesInstalled(context)) {
66            enableVerboseLoggingView.setChecked(MailActivityEmail.DEBUG_VERBOSE);
67            enableFileLoggingView.setChecked(MailActivityEmail.DEBUG_FILE);
68            enableVerboseLoggingView.setOnCheckedChangeListener(this);
69            enableFileLoggingView.setOnCheckedChangeListener(this);
70        } else {
71            enableVerboseLoggingView.setVisibility(View.GONE);
72            enableFileLoggingView.setVisibility(View.GONE);
73        }
74
75        UiUtilities.getView(view, R.id.clear_webview_cache).setOnClickListener(this);
76
77        final CheckBox enableStrictModeView =
78                UiUtilities.getView(view, R.id.debug_enable_strict_mode);
79        enableStrictModeView.setChecked(mPreferences.getEnableStrictMode());
80        enableStrictModeView.setOnCheckedChangeListener(this);
81
82        return view;
83    }
84
85    @Override
86    public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
87        switch (buttonView.getId()) {
88            case R.id.debug_logging:
89                mPreferences.setEnableDebugLogging(isChecked);
90                MailActivityEmail.DEBUG = isChecked;
91                MailActivityEmail.DEBUG_EXCHANGE = isChecked;
92                break;
93            case R.id.verbose_logging:
94                mPreferences.setEnableExchangeLogging(isChecked);
95                MailActivityEmail.DEBUG_VERBOSE = isChecked;
96                break;
97            case R.id.file_logging:
98                mPreferences.setEnableExchangeFileLogging(isChecked);
99                MailActivityEmail.DEBUG_FILE = isChecked;
100                break;
101            case R.id.debug_enable_strict_mode:
102                mPreferences.setEnableStrictMode(isChecked);
103                MailActivityEmail.enableStrictMode(isChecked);
104                break;
105        }
106
107        MailActivityEmail.updateLoggingFlags(getActivity());
108    }
109
110    @Override
111    public void onClick(View v) {
112        switch (v.getId()) {
113            case R.id.clear_webview_cache:
114                clearWebViewCache();
115                break;
116        }
117    }
118
119    private void clearWebViewCache() {
120        WebView webview = new WebView(getActivity());
121        try {
122            webview.clearCache(true);
123            LogUtils.w(Logging.LOG_TAG, "Cleard WebView cache.");
124        } finally {
125            webview.destroy();
126        }
127    }
128}
129