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 17 package com.android.packageinstaller.permission.ui.handheld; 18 19 import android.content.Context; 20 import android.graphics.drawable.Icon; 21 import android.os.Bundle; 22 import android.view.LayoutInflater; 23 import android.view.View; 24 import android.view.View.OnClickListener; 25 import android.view.ViewGroup; 26 import android.view.WindowManager.LayoutParams; 27 import android.view.animation.AnimationUtils; 28 import android.view.animation.Interpolator; 29 import android.widget.Button; 30 import android.widget.CheckBox; 31 import android.widget.ImageView; 32 import android.widget.TextView; 33 34 import com.android.packageinstaller.R; 35 import com.android.packageinstaller.permission.ui.ButtonBarLayout; 36 import com.android.packageinstaller.permission.ui.GrantPermissionsViewHandler; 37 import com.android.packageinstaller.permission.ui.ManualLayoutFrame; 38 39 public final class GrantPermissionsViewHandlerImpl 40 implements GrantPermissionsViewHandler, OnClickListener { 41 42 public static final String ARG_GROUP_NAME = "ARG_GROUP_NAME"; 43 public static final String ARG_GROUP_COUNT = "ARG_GROUP_COUNT"; 44 public static final String ARG_GROUP_INDEX = "ARG_GROUP_INDEX"; 45 public static final String ARG_GROUP_ICON = "ARG_GROUP_ICON"; 46 public static final String ARG_GROUP_MESSAGE = "ARG_GROUP_MESSAGE"; 47 public static final String ARG_GROUP_SHOW_DO_NOT_ASK = "ARG_GROUP_SHOW_DO_NOT_ASK"; 48 public static final String ARG_GROUP_DO_NOT_ASK_CHECKED = "ARG_GROUP_DO_NOT_ASK_CHECKED"; 49 50 // Animation parameters. 51 private static final long OUT_DURATION = 200; 52 private static final long IN_DURATION = 300; 53 54 private final Context mContext; 55 56 private ResultListener mResultListener; 57 58 private String mGroupName; 59 private int mGroupCount; 60 private int mGroupIndex; 61 private Icon mGroupIcon; 62 private CharSequence mGroupMessage; 63 private boolean mShowDonNotAsk; 64 private boolean mDoNotAskChecked; 65 66 private ImageView mIconView; 67 private TextView mCurrentGroupView; 68 private TextView mMessageView; 69 private CheckBox mDoNotAskCheckbox; 70 private Button mAllowButton; 71 72 private ManualLayoutFrame mRootView; 73 74 // Needed for animation 75 private ViewGroup mDescContainer; 76 private ViewGroup mCurrentDesc; 77 private ViewGroup mDialogContainer; 78 private ButtonBarLayout mButtonBar; 79 GrantPermissionsViewHandlerImpl(Context context)80 public GrantPermissionsViewHandlerImpl(Context context) { 81 mContext = context; 82 } 83 84 @Override setResultListener(ResultListener listener)85 public GrantPermissionsViewHandlerImpl setResultListener(ResultListener listener) { 86 mResultListener = listener; 87 return this; 88 } 89 90 @Override saveInstanceState(Bundle arguments)91 public void saveInstanceState(Bundle arguments) { 92 arguments.putString(ARG_GROUP_NAME, mGroupName); 93 arguments.putInt(ARG_GROUP_COUNT, mGroupCount); 94 arguments.putInt(ARG_GROUP_INDEX, mGroupIndex); 95 arguments.putParcelable(ARG_GROUP_ICON, mGroupIcon); 96 arguments.putCharSequence(ARG_GROUP_MESSAGE, mGroupMessage); 97 arguments.putBoolean(ARG_GROUP_SHOW_DO_NOT_ASK, mShowDonNotAsk); 98 arguments.putBoolean(ARG_GROUP_DO_NOT_ASK_CHECKED, mDoNotAskCheckbox.isChecked()); 99 } 100 101 @Override loadInstanceState(Bundle savedInstanceState)102 public void loadInstanceState(Bundle savedInstanceState) { 103 mGroupName = savedInstanceState.getString(ARG_GROUP_NAME); 104 mGroupMessage = savedInstanceState.getCharSequence(ARG_GROUP_MESSAGE); 105 mGroupIcon = savedInstanceState.getParcelable(ARG_GROUP_ICON); 106 mGroupCount = savedInstanceState.getInt(ARG_GROUP_COUNT); 107 mGroupIndex = savedInstanceState.getInt(ARG_GROUP_INDEX); 108 mShowDonNotAsk = savedInstanceState.getBoolean(ARG_GROUP_SHOW_DO_NOT_ASK); 109 mDoNotAskChecked = savedInstanceState.getBoolean(ARG_GROUP_DO_NOT_ASK_CHECKED); 110 } 111 112 @Override updateUi(String groupName, int groupCount, int groupIndex, Icon icon, CharSequence message, boolean showDonNotAsk)113 public void updateUi(String groupName, int groupCount, int groupIndex, Icon icon, 114 CharSequence message, boolean showDonNotAsk) { 115 mGroupName = groupName; 116 mGroupCount = groupCount; 117 mGroupIndex = groupIndex; 118 mGroupIcon = icon; 119 mGroupMessage = message; 120 mShowDonNotAsk = showDonNotAsk; 121 mDoNotAskChecked = false; 122 // If this is a second (or later) permission and the views exist, then animate. 123 if (mIconView != null) { 124 if (mGroupIndex > 0) { 125 // The first message will be announced as the title of the activity, all others 126 // we need to announce ourselves. 127 mDescContainer.announceForAccessibility(message); 128 animateToPermission(); 129 } else { 130 updateDescription(); 131 updateGroup(); 132 updateDoNotAskCheckBox(); 133 } 134 } 135 } 136 onConfigurationChanged()137 public void onConfigurationChanged() { 138 mRootView.onConfigurationChanged(); 139 } 140 animateOldContent(Runnable callback)141 private void animateOldContent(Runnable callback) { 142 // Fade out old description group and scale out the icon for it. 143 Interpolator interpolator = AnimationUtils.loadInterpolator(mContext, 144 android.R.interpolator.fast_out_linear_in); 145 146 // Icon scale to zero 147 mIconView.animate() 148 .scaleX(0) 149 .scaleY(0) 150 .setDuration(OUT_DURATION) 151 .setInterpolator(interpolator) 152 .start(); 153 154 // Description fade out 155 mCurrentDesc.animate() 156 .alpha(0) 157 .setDuration(OUT_DURATION) 158 .setInterpolator(interpolator) 159 .withEndAction(callback) 160 .start(); 161 162 // Checkbox fade out if needed 163 if (!mShowDonNotAsk && mDoNotAskCheckbox.getVisibility() == View.VISIBLE) { 164 mDoNotAskCheckbox.animate() 165 .alpha(0) 166 .setDuration(OUT_DURATION) 167 .setInterpolator(interpolator) 168 .start(); 169 } 170 } 171 attachNewContent(final Runnable callback)172 private void attachNewContent(final Runnable callback) { 173 mCurrentDesc = (ViewGroup) LayoutInflater.from(mContext).inflate( 174 R.layout.permission_description, mDescContainer, false); 175 mDescContainer.removeAllViews(); 176 mDescContainer.addView(mCurrentDesc); 177 178 mDialogContainer.addOnLayoutChangeListener(new View.OnLayoutChangeListener() { 179 @Override 180 public void onLayoutChange(View v, int left, int top, int right, int bottom, 181 int oldLeft, int oldTop, int oldRight, int oldBottom) { 182 mDialogContainer.removeOnLayoutChangeListener(this); 183 184 // Prepare new content to the right to be moved in 185 final int containerWidth = mDescContainer.getWidth(); 186 mCurrentDesc.setTranslationX(containerWidth); 187 188 // How much scale for the dialog to appear the same? 189 final int oldDynamicHeight = oldBottom - oldTop - mButtonBar.getHeight(); 190 final float scaleY = (float) oldDynamicHeight / mDescContainer.getHeight(); 191 192 // How much to translate for the dialog to appear the same? 193 final int translationCompensatingScale = (int) (scaleY 194 * mDescContainer.getHeight() - mDescContainer.getHeight()) / 2; 195 final int translationY = (oldTop - top) + translationCompensatingScale; 196 197 // Animate to the current layout 198 mDescContainer.setScaleY(scaleY); 199 mDescContainer.setTranslationY(translationY); 200 mDescContainer.animate() 201 .translationY(0) 202 .scaleY(1.0f) 203 .setInterpolator(AnimationUtils.loadInterpolator(mContext, 204 android.R.interpolator.linear_out_slow_in)) 205 .setDuration(IN_DURATION) 206 .withEndAction(callback) 207 .start(); 208 } 209 } 210 ); 211 212 mMessageView = (TextView) mCurrentDesc.findViewById(R.id.permission_message); 213 mIconView = (ImageView) mCurrentDesc.findViewById(R.id.permission_icon); 214 215 final boolean doNotAskWasShown = mDoNotAskCheckbox.getVisibility() == View.VISIBLE; 216 217 updateDescription(); 218 updateGroup(); 219 updateDoNotAskCheckBox(); 220 221 if (!doNotAskWasShown && mShowDonNotAsk) { 222 mDoNotAskCheckbox.setAlpha(0); 223 } 224 } 225 animateNewContent()226 private void animateNewContent() { 227 Interpolator interpolator = AnimationUtils.loadInterpolator(mContext, 228 android.R.interpolator.linear_out_slow_in); 229 230 // Description slide in 231 mCurrentDesc.animate() 232 .translationX(0) 233 .setDuration(IN_DURATION) 234 .setInterpolator(interpolator) 235 .start(); 236 237 // Checkbox fade in if needed 238 if (mShowDonNotAsk && mDoNotAskCheckbox.getVisibility() == View.VISIBLE 239 && mDoNotAskCheckbox.getAlpha() < 1.0f) { 240 mDoNotAskCheckbox.setAlpha(0); 241 mDoNotAskCheckbox.animate() 242 .alpha(1.0f) 243 .setDuration(IN_DURATION) 244 .setInterpolator(interpolator) 245 .start(); 246 } 247 } 248 animateToPermission()249 private void animateToPermission() { 250 // Remove the old content 251 animateOldContent(new Runnable() { 252 @Override 253 public void run() { 254 // Add the new content 255 attachNewContent(new Runnable() { 256 @Override 257 public void run() { 258 // Animate the new content 259 animateNewContent(); 260 } 261 }); 262 } 263 }); 264 } 265 266 @Override createView()267 public View createView() { 268 mRootView = (ManualLayoutFrame) LayoutInflater.from(mContext) 269 .inflate(R.layout.grant_permissions, null); 270 mButtonBar = (ButtonBarLayout) mRootView.findViewById(R.id.button_group); 271 mButtonBar.setAllowStacking(true); 272 mMessageView = (TextView) mRootView.findViewById(R.id.permission_message); 273 mIconView = (ImageView) mRootView.findViewById(R.id.permission_icon); 274 mCurrentGroupView = (TextView) mRootView.findViewById(R.id.current_page_text); 275 mDoNotAskCheckbox = (CheckBox) mRootView.findViewById(R.id.do_not_ask_checkbox); 276 mAllowButton = (Button) mRootView.findViewById(R.id.permission_allow_button); 277 278 mDialogContainer = (ViewGroup) mRootView.findViewById(R.id.dialog_container); 279 mDescContainer = (ViewGroup) mRootView.findViewById(R.id.desc_container); 280 mCurrentDesc = (ViewGroup) mRootView.findViewById(R.id.perm_desc_root); 281 282 mAllowButton.setOnClickListener(this); 283 mRootView.findViewById(R.id.permission_deny_button).setOnClickListener(this); 284 mDoNotAskCheckbox.setOnClickListener(this); 285 286 if (mGroupName != null) { 287 updateDescription(); 288 updateGroup(); 289 updateDoNotAskCheckBox(); 290 } 291 292 return mRootView; 293 } 294 295 @Override updateWindowAttributes(LayoutParams outLayoutParams)296 public void updateWindowAttributes(LayoutParams outLayoutParams) { 297 // No-op 298 } 299 updateDescription()300 private void updateDescription() { 301 mIconView.setImageDrawable(mGroupIcon.loadDrawable(mContext)); 302 mMessageView.setText(mGroupMessage); 303 } 304 updateGroup()305 private void updateGroup() { 306 if (mGroupCount > 1) { 307 mCurrentGroupView.setVisibility(View.VISIBLE); 308 mCurrentGroupView.setText(mContext.getString(R.string.current_permission_template, 309 mGroupIndex + 1, mGroupCount)); 310 } else { 311 mCurrentGroupView.setVisibility(View.INVISIBLE); 312 } 313 } 314 updateDoNotAskCheckBox()315 private void updateDoNotAskCheckBox() { 316 if (mShowDonNotAsk) { 317 mDoNotAskCheckbox.setVisibility(View.VISIBLE); 318 mDoNotAskCheckbox.setOnClickListener(this); 319 mDoNotAskCheckbox.setChecked(mDoNotAskChecked); 320 } else { 321 mDoNotAskCheckbox.setVisibility(View.GONE); 322 mDoNotAskCheckbox.setOnClickListener(null); 323 } 324 } 325 326 @Override onClick(View view)327 public void onClick(View view) { 328 switch (view.getId()) { 329 case R.id.permission_allow_button: 330 if (mResultListener != null) { 331 view.clearAccessibilityFocus(); 332 mResultListener.onPermissionGrantResult(mGroupName, true, false); 333 } 334 break; 335 case R.id.permission_deny_button: 336 mAllowButton.setEnabled(true); 337 if (mResultListener != null) { 338 view.clearAccessibilityFocus(); 339 mResultListener.onPermissionGrantResult(mGroupName, false, 340 mDoNotAskCheckbox.isChecked()); 341 } 342 break; 343 case R.id.do_not_ask_checkbox: 344 mAllowButton.setEnabled(!mDoNotAskCheckbox.isChecked()); 345 break; 346 } 347 } 348 349 @Override onBackPressed()350 public void onBackPressed() { 351 if (mResultListener != null) { 352 final boolean doNotAskAgain = mDoNotAskCheckbox.isChecked(); 353 mResultListener.onPermissionGrantResult(mGroupName, false, doNotAskAgain); 354 } 355 } 356 } 357