1 /* 2 * Copyright (C) 2013 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.settings.users; 18 19 import android.app.Activity; 20 import android.app.AlertDialog; 21 import android.app.Dialog; 22 import android.app.Fragment; 23 import android.content.DialogInterface; 24 import android.content.Intent; 25 import android.content.pm.UserInfo; 26 import android.graphics.Bitmap; 27 import android.graphics.drawable.Drawable; 28 import android.os.AsyncTask; 29 import android.os.Bundle; 30 import android.os.UserHandle; 31 import android.os.UserManager; 32 import android.text.TextUtils; 33 import android.view.LayoutInflater; 34 import android.view.View; 35 import android.view.WindowManager; 36 import android.widget.EditText; 37 import android.widget.ImageView; 38 39 import com.android.settings.R; 40 import com.android.settingslib.Utils; 41 import com.android.settingslib.drawable.CircleFramedDrawable; 42 43 import java.io.File; 44 45 /** 46 * This class encapsulates a Dialog for editing the user nickname and photo. 47 */ 48 public class EditUserInfoController { 49 50 private static final String KEY_AWAITING_RESULT = "awaiting_result"; 51 private static final String KEY_SAVED_PHOTO = "pending_photo"; 52 53 private Dialog mEditUserInfoDialog; 54 private Bitmap mSavedPhoto; 55 private EditUserPhotoController mEditUserPhotoController; 56 private UserHandle mUser; 57 private UserManager mUserManager; 58 private boolean mWaitingForActivityResult = false; 59 60 public interface OnContentChangedCallback { 61 public void onPhotoChanged(Drawable photo); 62 public void onLabelChanged(CharSequence label); 63 } 64 65 public void clear() { 66 mEditUserPhotoController.removeNewUserPhotoBitmapFile(); 67 mEditUserInfoDialog = null; 68 mSavedPhoto = null; 69 } 70 71 public Dialog getDialog() { 72 return mEditUserInfoDialog; 73 } 74 75 public void onRestoreInstanceState(Bundle icicle) { 76 String pendingPhoto = icicle.getString(KEY_SAVED_PHOTO); 77 if (pendingPhoto != null) { 78 mSavedPhoto = EditUserPhotoController.loadNewUserPhotoBitmap(new File(pendingPhoto)); 79 } 80 mWaitingForActivityResult = icicle.getBoolean(KEY_AWAITING_RESULT, false); 81 } 82 83 public void onSaveInstanceState(Bundle outState) { 84 if (mEditUserInfoDialog != null && mEditUserInfoDialog.isShowing() 85 && mEditUserPhotoController != null) { 86 // Bitmap cannot be stored into bundle because it may exceed parcel limit 87 // Store it in a temporary file instead 88 File file = mEditUserPhotoController.saveNewUserPhotoBitmap(); 89 if (file != null) { 90 outState.putString(KEY_SAVED_PHOTO, file.getPath()); 91 } 92 } 93 if (mWaitingForActivityResult) { 94 outState.putBoolean(KEY_AWAITING_RESULT, mWaitingForActivityResult); 95 } 96 } 97 98 public void startingActivityForResult() { 99 mWaitingForActivityResult = true; 100 } 101 102 public void onActivityResult(int requestCode, int resultCode, Intent data) { 103 mWaitingForActivityResult = false; 104 105 if (mEditUserInfoDialog != null && mEditUserInfoDialog.isShowing() 106 && mEditUserPhotoController.onActivityResult(requestCode, resultCode, data)) { 107 return; 108 } 109 } 110 111 public Dialog createDialog(final Fragment fragment, final Drawable currentUserIcon, 112 final CharSequence currentUserName, 113 int titleResId, final OnContentChangedCallback callback, UserHandle user) { 114 Activity activity = fragment.getActivity(); 115 mUser = user; 116 if (mUserManager == null) { 117 mUserManager = UserManager.get(activity); 118 } 119 LayoutInflater inflater = activity.getLayoutInflater(); 120 View content = inflater.inflate(R.layout.edit_user_info_dialog_content, null); 121 122 UserInfo info = mUserManager.getUserInfo(mUser.getIdentifier()); 123 124 final EditText userNameView = (EditText) content.findViewById(R.id.user_name); 125 userNameView.setText(info.name); 126 127 final ImageView userPhotoView = (ImageView) content.findViewById(R.id.user_photo); 128 Drawable drawable = null; 129 if (mSavedPhoto != null) { 130 drawable = CircleFramedDrawable.getInstance(activity, mSavedPhoto); 131 } else { 132 drawable = currentUserIcon; 133 if (drawable == null) { 134 drawable = Utils.getUserIcon(activity, mUserManager, info); 135 } 136 } 137 userPhotoView.setImageDrawable(drawable); 138 mEditUserPhotoController = new EditUserPhotoController(fragment, userPhotoView, 139 mSavedPhoto, drawable, mWaitingForActivityResult); 140 mEditUserInfoDialog = new AlertDialog.Builder(activity) 141 .setTitle(R.string.profile_info_settings_title) 142 .setView(content) 143 .setCancelable(true) 144 .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() { 145 @Override 146 public void onClick(DialogInterface dialog, int which) { 147 if (which == DialogInterface.BUTTON_POSITIVE) { 148 // Update the name if changed. 149 CharSequence userName = userNameView.getText(); 150 if (!TextUtils.isEmpty(userName)) { 151 if (currentUserName == null 152 || !userName.toString().equals(currentUserName.toString())) { 153 if (callback != null) { 154 callback.onLabelChanged(userName.toString()); 155 } 156 mUserManager.setUserName(mUser.getIdentifier(), 157 userName.toString()); 158 } 159 } 160 // Update the photo if changed. 161 Drawable drawable = mEditUserPhotoController.getNewUserPhotoDrawable(); 162 Bitmap bitmap = mEditUserPhotoController.getNewUserPhotoBitmap(); 163 if (drawable != null && bitmap != null 164 && !drawable.equals(currentUserIcon)) { 165 if (callback != null) { 166 callback.onPhotoChanged(drawable); 167 } 168 new AsyncTask<Void, Void, Void>() { 169 @Override 170 protected Void doInBackground(Void... params) { 171 mUserManager.setUserIcon(mUser.getIdentifier(), 172 mEditUserPhotoController.getNewUserPhotoBitmap()); 173 return null; 174 } 175 }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, (Void[]) null); 176 } 177 fragment.getActivity().removeDialog( 178 RestrictedProfileSettings.DIALOG_ID_EDIT_USER_INFO); 179 } 180 clear(); 181 } 182 }) 183 .setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { 184 @Override 185 public void onClick(DialogInterface dialog, int which) { 186 clear(); 187 } 188 }) 189 .create(); 190 191 // Make sure the IME is up. 192 mEditUserInfoDialog.getWindow().setSoftInputMode( 193 WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE); 194 195 return mEditUserInfoDialog; 196 } 197 } 198