1 /* 2 * Copyright (C) 2014 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.tv.settings.dialog.old; 18 19 import android.animation.ObjectAnimator; 20 import android.app.Activity; 21 import android.content.Context; 22 import android.graphics.Bitmap; 23 import android.graphics.Color; 24 import android.graphics.drawable.Drawable; 25 import android.net.Uri; 26 import android.os.Bundle; 27 import android.view.LayoutInflater; 28 import android.view.View; 29 import android.view.ViewGroup; 30 import android.view.ViewGroup.LayoutParams; 31 import android.view.accessibility.AccessibilityManager; 32 import android.widget.ImageView; 33 import android.widget.RelativeLayout; 34 import android.widget.TextView; 35 36 import com.android.tv.settings.R; 37 import com.android.tv.settings.widget.FrameLayoutWithShadows; 38 39 /** 40 * This class exists to make extending both v4 fragments and regular fragments easy 41 */ 42 public class BaseContentFragment { 43 44 private static final String EXTRA_TITLE = "title"; 45 private static final String EXTRA_BREADCRUMB = "breadcrumb"; 46 private static final String EXTRA_DESCRIPTION = "description"; 47 private static final String EXTRA_ICON_RESOURCE_ID = "iconResourceId"; 48 private static final String EXTRA_ICON_URI = "iconUri"; 49 private static final String EXTRA_ICON_BITMAP = "iconBitmap"; 50 private static final String EXTRA_ICON_BACKGROUND = "iconBackground"; 51 52 public static Bundle buildArgs( 53 String title, String breadcrumb, String description, int iconResourceId, 54 int backgroundColor) { 55 return buildArgs(title, breadcrumb, description, iconResourceId, null, null, 56 backgroundColor); 57 } 58 59 public static Bundle buildArgs(String title, String breadcrumb, String description, Uri iconUri, 60 int backgroundColor) { 61 return buildArgs(title, breadcrumb, description, 0, iconUri, null, backgroundColor); 62 } 63 64 public static Bundle buildArgs(String title, String breadcrumb, String description, 65 Bitmap iconBitmap) { 66 return buildArgs(title, breadcrumb, description, 0, null, iconBitmap, Color.TRANSPARENT); 67 } 68 69 private static Bundle buildArgs( 70 String title, String breadcrumb, String description, int iconResourceId, 71 Uri iconUri, Bitmap iconBitmap, int iconBackgroundColor) { 72 Bundle args = new Bundle(); 73 args.putString(EXTRA_TITLE, title); 74 args.putString(EXTRA_BREADCRUMB, breadcrumb); 75 args.putString(EXTRA_DESCRIPTION, description); 76 args.putInt(EXTRA_ICON_RESOURCE_ID, iconResourceId); 77 args.putParcelable(EXTRA_ICON_URI, iconUri); 78 args.putParcelable(EXTRA_ICON_BITMAP, iconBitmap); 79 args.putInt(EXTRA_ICON_BACKGROUND, iconBackgroundColor); 80 return args; 81 } 82 83 private final LiteFragment mFragment; 84 private Activity mActivity; 85 private String mTitle; 86 private String mBreadcrumb; 87 private String mDescription; 88 private int mIconResourceId; 89 private Bitmap mIconBitmap; 90 private int mIconBackgroundColor; 91 private AccessibilityManager mAccessManager; 92 93 public BaseContentFragment(LiteFragment fragment) { 94 mFragment = fragment; 95 } 96 97 public void onCreate(Bundle savedInstanceState) { 98 Bundle state = (savedInstanceState != null) ? savedInstanceState : mFragment.getArguments(); 99 if (mTitle == null) { 100 mTitle = state.getString(EXTRA_TITLE); 101 } 102 if (mBreadcrumb == null) { 103 mBreadcrumb = state.getString(EXTRA_BREADCRUMB); 104 } 105 if (mDescription == null) { 106 mDescription = state.getString(EXTRA_DESCRIPTION); 107 } 108 if (mIconResourceId == 0) { 109 mIconResourceId = state.getInt(EXTRA_ICON_RESOURCE_ID, 0); 110 } 111 if (mIconBitmap == null) { 112 mIconBitmap = state.getParcelable(EXTRA_ICON_BITMAP); 113 } 114 if (mIconBackgroundColor == Color.TRANSPARENT) { 115 mIconBackgroundColor = state.getInt(EXTRA_ICON_BACKGROUND, Color.TRANSPARENT); 116 } 117 } 118 119 public void onSaveInstanceState(Bundle outState) { 120 outState.putString(EXTRA_TITLE, mTitle); 121 outState.putString(EXTRA_BREADCRUMB, mBreadcrumb); 122 outState.putString(EXTRA_DESCRIPTION, mDescription); 123 outState.putInt(EXTRA_ICON_RESOURCE_ID, mIconResourceId); 124 outState.putParcelable(EXTRA_ICON_BITMAP, mIconBitmap); 125 outState.putInt(EXTRA_ICON_BACKGROUND, mIconBackgroundColor); 126 } 127 128 /** 129 * Pass activity from ContentFragment to BaseContentFragment when it is 130 * attached. 131 */ 132 public void onAttach(Activity activity) { 133 mActivity = activity; 134 } 135 136 /** 137 * Rest BaseContentFragment mActivity to null when ContentFragment is 138 * detached. 139 */ 140 public void onDetach() { 141 mActivity = null; 142 } 143 144 public View onCreateView( 145 LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 146 final View view = inflater.inflate(R.layout.content_fragment, container, false); 147 setText(view, R.id.title, mTitle); 148 setText(view, R.id.breadcrumb, mBreadcrumb); 149 setText(view, R.id.description, mDescription); 150 int iconResourceId = getIconResourceId(); 151 final ImageView iconImageView = (ImageView) view.findViewById(R.id.icon); 152 int iconBackground = getIconBackgroundColor(); 153 if (iconBackground != Color.TRANSPARENT) { 154 iconImageView.setBackgroundColor(iconBackground); 155 } 156 157 if (iconResourceId != 0) { 158 iconImageView.setImageResource(iconResourceId); 159 addShadow(iconImageView, view); 160 updateViewSize(iconImageView); 161 } else { 162 Bitmap iconBitmap = getIconBitmap(); 163 if (iconBitmap != null) { 164 iconImageView.setImageBitmap(iconBitmap); 165 addShadow(iconImageView, view); 166 updateViewSize(iconImageView); 167 } else { 168 iconImageView.setVisibility(View.GONE); 169 } 170 } 171 172 return view; 173 } 174 175 public ImageView getIcon() { 176 if (mFragment.getView() == null) return null; 177 return (ImageView) mFragment.getView().findViewById(R.id.icon); 178 } 179 180 public TextView getTitle() { 181 if (mFragment.getView() == null) return null; 182 return (TextView) mFragment.getView().findViewById(R.id.title); 183 } 184 185 public int getIconResourceId() { 186 return mIconResourceId; 187 } 188 189 public Bitmap getIconBitmap() { 190 return mIconBitmap; 191 } 192 193 public int getIconBackgroundColor() { 194 return mIconBackgroundColor; 195 } 196 197 public RelativeLayout getRoot() { 198 return (RelativeLayout) mFragment.getView(); 199 } 200 201 public TextView getBreadCrumb() { 202 if (mFragment.getView() == null) return null; 203 return (TextView) mFragment.getView().findViewById(R.id.breadcrumb); 204 } 205 206 public TextView getDescription() { 207 if (mFragment.getView() == null) return null; 208 return (TextView) mFragment.getView().findViewById(R.id.description); 209 } 210 211 public void setTextToExtra(View parent, int textViewResourceId, 212 String extraLabel) { 213 String text = mFragment.getArguments().getString(extraLabel, null); 214 setText(parent, textViewResourceId, text); 215 } 216 217 public void setTextToExtra(int textViewResourceId, String extraLabel) { 218 if (mFragment.getView() == null) return; 219 setTextToExtra(mFragment.getView(), textViewResourceId, extraLabel); 220 } 221 222 public void setText(View parent, int textViewResourceId, String text) { 223 TextView textView = (TextView) parent.findViewById(textViewResourceId); 224 if (textView != null && text != null) { 225 textView.setText(text); 226 227 // Enable focusable title and description if accessibility is enabled. 228 if (mActivity != null) { 229 if (mAccessManager == null) { 230 mAccessManager = (AccessibilityManager) mActivity 231 .getSystemService(Context.ACCESSIBILITY_SERVICE); 232 } 233 if (mAccessManager.isEnabled()) { 234 textView.setFocusable(true); 235 textView.setFocusableInTouchMode(true); 236 } 237 } 238 } 239 } 240 241 public void setText(int textViewResourceId, String text) { 242 if (mFragment.getView() == null) return; 243 setText(mFragment.getView(), textViewResourceId, text); 244 } 245 246 public void setTitleText(String text) { 247 mTitle = text; 248 if (mFragment.getView() == null) return; 249 setText(mFragment.getView(), R.id.title, text); 250 } 251 252 public void setBreadCrumbText(String text) { 253 mBreadcrumb = text; 254 if (mFragment.getView() == null) return; 255 setText(mFragment.getView(), R.id.breadcrumb, text); 256 } 257 258 public void setDescriptionText(String text) { 259 mDescription = text; 260 if (mFragment.getView() == null) return; 261 setText(mFragment.getView(), R.id.description, text); 262 } 263 264 /** 265 * Unlike {@link #setIcon(int)}, this will only work if called 266 * after {@link #onCreateView(LayoutInflater, ViewGroup, Bundle)}. 267 * @param iconDrawable 268 */ 269 public void setIcon(Drawable iconDrawable) { 270 if (mFragment.getView() == null) return; 271 272 final ImageView iconImageView = (ImageView) mFragment.getView().findViewById(R.id.icon); 273 if (iconImageView != null) { 274 if (iconDrawable != null) { 275 iconImageView.setImageDrawable(iconDrawable); 276 iconImageView.setVisibility(View.VISIBLE); 277 updateViewSize(iconImageView); 278 } 279 } 280 } 281 282 public void setIcon(int iconResourceId) { 283 mIconResourceId = iconResourceId; 284 if (mFragment.getView() == null) return; 285 286 final ImageView iconImageView = (ImageView) mFragment.getView().findViewById(R.id.icon); 287 if (iconImageView != null) { 288 if (iconResourceId != 0) { 289 iconImageView.setImageResource(iconResourceId); 290 iconImageView.setVisibility(View.VISIBLE); 291 updateViewSize(iconImageView); 292 } 293 } 294 } 295 296 private void updateViewSize(ImageView iconView) { 297 int intrinsicWidth = iconView.getDrawable().getIntrinsicWidth(); 298 LayoutParams lp = iconView.getLayoutParams(); 299 if (intrinsicWidth > 0) { 300 lp.height = lp.width * iconView.getDrawable().getIntrinsicHeight() 301 / intrinsicWidth; 302 } else { 303 // If no intrinsic width, then just mke this a square. 304 lp.height = lp.width; 305 } 306 } 307 308 private void addShadow(ImageView icon, View view) { 309 FrameLayoutWithShadows shadowLayout = (FrameLayoutWithShadows) 310 view.findViewById(R.id.shadow_layout); 311 shadowLayout.addShadowView(icon); 312 } 313 314 private void fadeIn(View v) { 315 v.setAlpha(0f); 316 ObjectAnimator alphaAnimator = ObjectAnimator.ofFloat(v, "alpha", 1f); 317 alphaAnimator.setDuration(mActivity.getResources().getInteger( 318 android.R.integer.config_mediumAnimTime)); 319 alphaAnimator.start(); 320 } 321 } 322
