下面列出了android.view.ViewGroup#getContext ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
@Override
public Object instantiateItem(ViewGroup container, int position) {
Picture picture = mData.get(position);
CenterCropImageView imageView = new CenterCropImageView(container.getContext());
int w = View.MeasureSpec.makeMeasureSpec(width, View.MeasureSpec.EXACTLY);
int h = View.MeasureSpec.makeMeasureSpec(height, View.MeasureSpec.EXACTLY);
imageView.measure(w, h);
container.addView(imageView);
ZjbImageLoader.create(picture.getUrl())
.setDisplayType(ZjbImageLoader.DISPLAY_FADE_IN)
.setQiniu(width, height)
.setBitmapConfig(Bitmap.Config.RGB_565)
.setFadeInTime(1000)
.setDefaultDrawable(new ColorDrawable(0xffe0dedc))
.into(imageView);
imageView.setOnClickListener(v -> {
if (null != mOnImageClickListener) {
mOnImageClickListener.onClick(position);
}
});
return imageView;
}
@Override
public K onCreateViewHolder(ViewGroup parent, int viewType) {
K baseViewHolder;
this.mContext = parent.getContext();
this.mLayoutInflater = LayoutInflater.from(mContext);
switch (viewType) {
case FETCHING_VIEW:
baseViewHolder = getFetchingView(parent);
break;
case LOADING_VIEW:
baseViewHolder = getLoadingView(parent);
break;
case EMPTY_VIEW:
baseViewHolder = createBaseViewHolder(mEmptyView);
break;
default:
baseViewHolder = onCreateDefViewHolder(parent, viewType);
}
return baseViewHolder;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View homeView = inflater.inflate(R.layout.fragment_home, container, false);
// Inflate the layout for this fragment
// Extract tweets
ArrayList<TweetModel> tweets = QueryUtils.extractTweets();
// Setup Home Page Feed Adapter
FeedAdapter adapter = new FeedAdapter(container.getContext(), tweets);
//Setup RecyclerView from layout
RecyclerView recyclerView = homeView.findViewById(R.id.recyclerview_feed);
recyclerView.setHasFixedSize(true);
// Setting up linear layout for Recycler View
LinearLayoutManager layoutManager = new LinearLayoutManager(container.getContext(), LinearLayoutManager.VERTICAL, false);
recyclerView.setAdapter(adapter);
recyclerView.setLayoutManager(layoutManager);
return homeView;
}
@Override public SearchResultItemView onCreateViewHolder(ViewGroup parent, int viewType) {
final Context context = parent.getContext();
View view = LayoutInflater.from(context)
.inflate(viewType, parent, false);
switch (viewType) {
case SearchResultViewHolder.LAYOUT: {
return new SearchResultViewHolder(view, onItemViewClick, query);
}
case SearchResultAdViewHolder.LAYOUT: {
return new SearchResultAdViewHolder(view, onAdClickRelay, oneDecimalFormatter);
}
default: {
return new SearchLoadingViewHolder(view);
}
}
}
@Override
public ProductViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
Context context = parent.getContext();
View view = getLayoutInflater().inflate(R.layout.makeup_product_row, parent, false);
ProductViewHolder viewHolder = new ProductViewHolder(view);
return viewHolder;
}
/**
*
* This gets called when each new ViewHolder is created. This happens when the RecyclerView
* is laid out. Enough ViewHolders will be created to fill the screen and allow for scrolling.
*
* @param viewGroup The ViewGroup that these ViewHolders are contained within.
* @param viewType If your RecyclerView has more than one type of item (which ours doesn't) you
* can use this viewType integer to provide a different layout. See
* {@link android.support.v7.widget.RecyclerView.Adapter#getItemViewType(int)}
* for more details.
* @return A new NumberViewHolder that holds the View for each list item
*/
@Override
public NumberViewHolder onCreateViewHolder(ViewGroup viewGroup, int viewType) {
Context context = viewGroup.getContext();
int layoutIdForListItem = R.layout.number_list_item;
LayoutInflater inflater = LayoutInflater.from(context);
boolean shouldAttachToParentImmediately = false;
View view = inflater.inflate(layoutIdForListItem, viewGroup, shouldAttachToParentImmediately);
NumberViewHolder viewHolder = new NumberViewHolder(view);
return viewHolder;
}
@Override
public FocusBorder build(ViewGroup parent)
{
if (null == parent)
{
throw new NullPointerException("The FocusBorder parent cannot be null");
}
final ColorFocusBorder boriderView =
new ColorFocusBorder(parent.getContext(), mShimmerColor, mShimmerDuration, mIsShimmerAnim,
mAnimDuration, mPaddingOfsetRectF, mShadowColor, mShadowWidth, mBorderColor, mBorderWidth);
final ViewGroup.LayoutParams lp = new ViewGroup.LayoutParams(1, 1);
parent.addView(boriderView, lp);
return boriderView;
}
ViewHolder(ViewGroup parent) {
super(new AppCompatTextView(parent.getContext()));
mVText = (AppCompatTextView) itemView;
mVText.setGravity(Gravity.CENTER);
mVText.setBackgroundColor(0xff00dd00);
mVText.setTextColor(0xffffffff);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
super.onCreateView(inflater, container, savedInstanceState);
setHasOptionsMenu(true);
mContext = container.getContext();
// We know which profile to edit based on the GUID stuffed in
// our extras by AutofillPreferences.
Bundle extras = getArguments();
if (extras != null) {
mGUID = extras.getString(AutofillPreferences.AUTOFILL_GUID);
}
if (mGUID == null) {
mGUID = "";
mIsNewEntry = true;
} else {
mIsNewEntry = false;
}
getActivity().setTitle(getTitleResourceId(mIsNewEntry));
// Hide the top shadow on the ScrollView because the toolbar draws one.
FadingEdgeScrollView scrollView = (FadingEdgeScrollView) inflater.inflate(
R.layout.autofill_editor_base, container, false);
scrollView.setShadowVisibility(false, true);
// Inflate the editor and buttons into the "content" LinearLayout.
LinearLayout contentLayout = (LinearLayout) scrollView.findViewById(R.id.content);
inflater.inflate(getLayoutId(), contentLayout, true);
inflater.inflate(R.layout.autofill_editor_base_buttons, contentLayout, true);
return scrollView;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ListItem listItem = getItem(position);
ViewHolder viewHolder;
if (convertView == null) {
viewHolder = new ViewHolder();
View view = LayoutInflater.from(parent.getContext()).inflate(layoutResId, parent, false);
if (listItem.checkable) {
LinearLayout linearLayout = new LinearLayout(parent.getContext());
linearLayout.setOrientation(LinearLayout.HORIZONTAL);
linearLayout.setGravity(Gravity.CENTER_VERTICAL);
linearLayout.addView(view, new LinearLayout.LayoutParams(0,
LinearLayout.LayoutParams.WRAP_CONTENT, 1f));
CheckBox checkBox = new CheckBox(parent.getContext());
checkBox.setClickable(false);
checkBox.setFocusable(false);
int paddingRight = view.getPaddingRight() - (int) (4f * ResourceUtils.obtainDensity(view));
checkBox.setPadding(checkBox.getPaddingLeft(), checkBox.getPaddingTop(),
Math.max(checkBox.getPaddingRight(), paddingRight), checkBox.getPaddingBottom());
linearLayout.addView(checkBox, LinearLayout.LayoutParams.WRAP_CONTENT,
LinearLayout.LayoutParams.WRAP_CONTENT);
viewHolder.checkBox = checkBox;
view = linearLayout;
}
viewHolder.textView = view.findViewById(android.R.id.text1);
view.setTag(viewHolder);
convertView = view;
} else {
viewHolder = (ViewHolder) convertView.getTag();
}
viewHolder.textView.setText(listItem.title);
if (listItem.checkable) {
viewHolder.checkBox.setChecked(listItem.checked);
}
return convertView;
}
@Override
public ItemViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
Context context = parent.getContext();
LayoutInflater inflater = LayoutInflater.from(context);
View contactView = inflater.inflate(R.layout.item_devide_frame, parent, false);
ItemViewHolder viewHolder = new ItemViewHolder(contactView);
return viewHolder;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View v = inflater.inflate(R.layout.fragment_classify, container, false);
canAC = true;
myApplication = (MyApplication)getActivity().getApplication();
listView = (ListView) v.findViewById(R.id.listView_fclass);
refreshLayout = (SwipeRefreshLayout) v.findViewById(R.id.refreshLayout_f_class);
layoutTv = (LinearLayout) v.findViewById(R.id.linearLayout_f_class_tv);
layoutFridge = (LinearLayout) v.findViewById(R.id.linearLayout_f_class_fridge);
layoutAir = (LinearLayout) v.findViewById(R.id.linearLayout_f_class_air);
layoutGeyser = (LinearLayout) v.findViewById(R.id.linearLayout_f_class_geyser);
layoutWasher = (LinearLayout) v.findViewById(R.id.linearLayout_f_class_washer);
kindMap = new HashMap<>();
listList = new ArrayList<>();
refreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
@Override
public void onRefresh() {
// 刷新操作
int kind = myApplication.getCurrentKind();
if(kind<0){
kind = -1*kind;
updateData(kind+"");
}
}
});
layoutTv.setOnClickListener(this);
layoutFridge.setOnClickListener(this);
layoutAir.setOnClickListener(this);
layoutGeyser.setOnClickListener(this);
layoutWasher.setOnClickListener(this);
myAdape = new MyAdapterForListGoods(container.getContext(),listList);
listView.setAdapter(myAdape);
return v;
}
public RecyclerView.ViewHolder createLoadingViewHolder(ViewGroup parent) {
FrameLayout frameLayout = new FrameLayout(parent.getContext());
ViewGroup.LayoutParams lp = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
frameLayout.setLayoutParams(lp);
ProgressBar progressBar = new ProgressBar(parent.getContext());
FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(FrameLayout.LayoutParams.WRAP_CONTENT, FrameLayout.LayoutParams.WRAP_CONTENT);
layoutParams.gravity = Gravity.CENTER;
progressBar.setLayoutParams(layoutParams);
frameLayout.addView(progressBar);
return new StatusViewHolder(frameLayout);
}
@Override
public GroupVH onCreateGroupViewHolder(ViewGroup parent, int viewType) {
Log.d(TAG, ">>> onCreateGroupViewHolder: " + viewType);
Context context = parent.getContext();
if (viewType == Shop.TYPE_ALL) {
return new AllVH(LayoutInflater.from(context).inflate(R.layout.v_item_group_all, parent, false));
} else if (viewType == Shop.TYPE_OFFLINE) {
return new OffLineVH(LayoutInflater.from(context).inflate(R.layout.v_item_group_offline, parent, false));
} else {
return new OnLineVH(LayoutInflater.from(context).inflate(R.layout.v_item_group_online, parent, false));
}
}
@Override
protected VanillaHolder onCreateViewHolder(ViewGroup parent, int itemType) {
return new VanillaHolder(new View(parent.getContext()));
}
@Override
public View getView(ViewGroup viewGroup) {
return new SeekBarCardView(viewGroup.getContext(), list);
}
@Override
public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
return new ItemViewHolder(new TextView(parent.getContext()));
}
public View getView(int position, View convertView, ViewGroup parent) {
FollowListItem item = null;
if (convertView == null) {
LinearLayout llItem = new LinearLayout(parent.getContext());
item = new FollowListItem();
llItem.setTag(item);
convertView = llItem;
item.aivIcon = new AsyncImageView(getContext());
int dp_52 = cn.sharesdk.framework.utils.R.dipToPx(getContext(), 52);
int dp_10 = cn.sharesdk.framework.utils.R.dipToPx(parent.getContext(), 10);
int dp_5 = cn.sharesdk.framework.utils.R.dipToPx(parent.getContext(), 5);
LinearLayout.LayoutParams lpIcon = new LinearLayout.LayoutParams(dp_52, dp_52);
lpIcon.gravity = Gravity.CENTER_VERTICAL;
lpIcon.setMargins(dp_10, dp_5, dp_10, dp_5);
item.aivIcon.setLayoutParams(lpIcon);
llItem.addView(item.aivIcon);
LinearLayout llText = new LinearLayout(parent.getContext());
llText.setPadding(0, dp_10, dp_10, dp_10);
llText.setOrientation(LinearLayout.VERTICAL);
LinearLayout.LayoutParams lpText = new LinearLayout.LayoutParams(
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
lpText.gravity = Gravity.CENTER_VERTICAL;
lpText.weight = 1;
llText.setLayoutParams(lpText);
llItem.addView(llText);
item.tvName = new TextView(parent.getContext());
item.tvName.setTextColor(0xff000000);
item.tvName.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 18);
item.tvName.setSingleLine();
llText.addView(item.tvName);
item.tvSign = new TextView(parent.getContext());
item.tvSign.setTextColor(0x7f000000);
item.tvSign.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 14);
item.tvSign.setSingleLine();
llText.addView(item.tvSign);
item.ivCheck = new ImageView(parent.getContext());
item.ivCheck.setPadding(0, 0, dp_10, 0);
LinearLayout.LayoutParams lpCheck = new LinearLayout.LayoutParams(
LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
lpCheck.gravity = Gravity.CENTER_VERTICAL;
item.ivCheck.setLayoutParams(lpCheck);
llItem.addView(item.ivCheck);
} else {
item = (FollowListItem) convertView.getTag();
}
Following following = getItem(position);
item.tvName.setText(following.screeName);
item.tvSign.setText(following.description);
item.ivCheck.setImageBitmap(following.checked ? bmChd : bmUnch);
if (isFling()) {
Bitmap bm = BitmapProcessor.getBitmapFromCache(following.icon);
if (bm != null && !bm.isRecycled()) {
item.aivIcon.setImageBitmap(bm);
} else {
item.aivIcon.execute(null, AsyncImageView.DEFAULT_TRANSPARENT);
}
} else {
item.aivIcon.execute(following.icon);
}
if (position == getCount() - 1) {
next();
}
return convertView;
}
public NarrowImageViewHolder(ViewGroup parent) {
super(new ImageView(parent.getContext()));
imgPicture = (ImageView) itemView;
imgPicture.setLayoutParams(new ViewGroup.LayoutParams((int) AppUtils.convertDpToPixel(72f,getContext()), ViewGroup.LayoutParams.MATCH_PARENT));
imgPicture.setScaleType(ImageView.ScaleType.CENTER_CROP);
}
@NonNull
@Override
public CaptureEntryViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
return new CaptureEntryViewHolder(parent.getContext(),mEntryTabDelegate);
}