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      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 
     17 package com.android.email.activity.setup;
     18 
     19 import android.app.Fragment;
     20 import android.content.Context;
     21 import android.os.Bundle;
     22 import android.view.LayoutInflater;
     23 import android.view.View;
     24 import android.view.ViewGroup;
     25 import android.webkit.WebView;
     26 import android.widget.CheckBox;
     27 import android.widget.CompoundButton;
     28 import android.widget.CompoundButton.OnCheckedChangeListener;
     29 
     30 import com.android.email.Preferences;
     31 import com.android.email.R;
     32 import com.android.email.activity.UiUtilities;
     33 import com.android.email.service.EmailServiceUtils;
     34 import com.android.email2.ui.MailActivityEmail;
     35 import com.android.emailcommon.Logging;
     36 import com.android.mail.utils.LogUtils;
     37 
     38 public class DebugFragment extends Fragment implements OnCheckedChangeListener,
     39         View.OnClickListener {
     40     private CheckBox mEnableDebugLoggingView;
     41     private CheckBox mEnableVerboseLoggingView;
     42     private CheckBox mEnableFileLoggingView;
     43     private CheckBox mInhibitGraphicsAccelerationView;
     44     private CheckBox mEnableStrictModeView;
     45 
     46     private Preferences mPreferences;
     47 
     48     // Public no-args constructor needed for fragment re-instantiation
     49     public DebugFragment() {}
     50 
     51     @Override
     52     public View onCreateView(LayoutInflater inflater, ViewGroup container,
     53             Bundle savedInstanceState) {
     54         if (Logging.DEBUG_LIFECYCLE && MailActivityEmail.DEBUG) {
     55             LogUtils.d(Logging.LOG_TAG, "AccountSetupBasicsFragment onCreateView");
     56         }
     57         View view = inflater.inflate(R.layout.debug, container, false);
     58 
     59         Context context = getActivity();
     60         mPreferences = Preferences.getPreferences(context);
     61 
     62         mEnableDebugLoggingView = (CheckBox) UiUtilities.getView(view, R.id.debug_logging);
     63         mEnableDebugLoggingView.setChecked(MailActivityEmail.DEBUG);
     64 
     65         mEnableVerboseLoggingView = (CheckBox) UiUtilities.getView(view, R.id.verbose_logging);
     66         mEnableFileLoggingView =
     67             (CheckBox) UiUtilities.getView(view, R.id.file_logging);
     68 
     69         // Note:  To prevent recursion while presetting checkboxes, assign all listeners last
     70         mEnableDebugLoggingView.setOnCheckedChangeListener(this);
     71 
     72         if (EmailServiceUtils.areRemoteServicesInstalled(context)) {
     73             mEnableVerboseLoggingView.setChecked(MailActivityEmail.DEBUG_VERBOSE);
     74             mEnableFileLoggingView.setChecked(MailActivityEmail.DEBUG_FILE);
     75             mEnableVerboseLoggingView.setOnCheckedChangeListener(this);
     76             mEnableFileLoggingView.setOnCheckedChangeListener(this);
     77         } else {
     78             mEnableVerboseLoggingView.setVisibility(View.GONE);
     79             mEnableFileLoggingView.setVisibility(View.GONE);
     80         }
     81 
     82         UiUtilities.getView(view, R.id.clear_webview_cache).setOnClickListener(this);
     83 
     84         mInhibitGraphicsAccelerationView = (CheckBox)
     85                 UiUtilities.getView(view, R.id.debug_disable_graphics_acceleration);
     86         mInhibitGraphicsAccelerationView.setChecked(
     87                 MailActivityEmail.sDebugInhibitGraphicsAcceleration);
     88         mInhibitGraphicsAccelerationView.setOnCheckedChangeListener(this);
     89 
     90         mEnableStrictModeView = (CheckBox)
     91                 UiUtilities.getView(view, R.id.debug_enable_strict_mode);
     92         mEnableStrictModeView.setChecked(mPreferences.getEnableStrictMode());
     93         mEnableStrictModeView.setOnCheckedChangeListener(this);
     94 
     95         return view;
     96     }
     97 
     98     @Override
     99     public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
    100         switch (buttonView.getId()) {
    101             case R.id.debug_logging:
    102                 mPreferences.setEnableDebugLogging(isChecked);
    103                 MailActivityEmail.DEBUG = isChecked;
    104                 MailActivityEmail.DEBUG_EXCHANGE = isChecked;
    105                 break;
    106             case R.id.verbose_logging:
    107                 mPreferences.setEnableExchangeLogging(isChecked);
    108                 MailActivityEmail.DEBUG_VERBOSE = isChecked;
    109                 break;
    110             case R.id.file_logging:
    111                 mPreferences.setEnableExchangeFileLogging(isChecked);
    112                 MailActivityEmail.DEBUG_FILE = isChecked;
    113                 break;
    114            case R.id.debug_disable_graphics_acceleration:
    115                 MailActivityEmail.sDebugInhibitGraphicsAcceleration = isChecked;
    116                 mPreferences.setInhibitGraphicsAcceleration(isChecked);
    117                 break;
    118             case R.id.debug_enable_strict_mode:
    119                 mPreferences.setEnableStrictMode(isChecked);
    120                 MailActivityEmail.enableStrictMode(isChecked);
    121                 break;
    122         }
    123 
    124         MailActivityEmail.updateLoggingFlags(getActivity());
    125     }
    126 
    127     @Override
    128     public void onClick(View v) {
    129         switch (v.getId()) {
    130             case R.id.clear_webview_cache:
    131                 clearWebViewCache();
    132                 break;
    133         }
    134     }
    135 
    136     private void clearWebViewCache() {
    137         WebView webview = new WebView(getActivity());
    138         try {
    139             webview.clearCache(true);
    140             LogUtils.w(Logging.LOG_TAG, "Cleard WebView cache.");
    141         } finally {
    142             webview.destroy();
    143         }
    144     }
    145 }
    146