List of usage examples for android.support.v4.view ViewPager setLayoutParams
public void setLayoutParams(ViewGroup.LayoutParams params)
From source file:com.krg.ParallaxScrollView.sample.PagerViewBackgroundActivity.java
@Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); // Create ParallaxScrollView, which will eventually be the container for everything. ParallaxScrollView parallaxScrollView = new ParallaxScrollView(this); parallaxScrollView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT)); // Create the Background View, a ViewPager. ViewPager backgroundViewPager = new ViewPager(this); backgroundViewPager.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 600)); ImageAdapter adapter = new ImageAdapter(this); backgroundViewPager.setAdapter(adapter); // Create the Contents View. LinearLayout contentView = new LinearLayout(this); contentView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT)); contentView.setBackgroundColor(0xffffffff); int padding = getResources().getDimensionPixelSize(R.dimen.content_padding); contentView.setPadding(padding, padding, padding, padding); TextView textView = new TextView(this); textView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT)); textView.setText(R.string.starry_night); float textSize = getResources().getDimension(R.dimen.content_text_size); textView.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize); contentView.addView(textView);/*from ww w .ja v a 2 s. co m*/ // Make the ParallaxScrollView aware of the Background, Content, and Header Views, and set the content of // this view to the ParallaxScrollView. parallaxScrollView.setBackgroundView(backgroundViewPager); parallaxScrollView.setContentView(contentView); setContentView(parallaxScrollView); }
From source file:com.android.inputmethod.keyboard.EmojiLayoutParams.java
public void setPagerProperties(ViewPager vp) { final LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams) vp.getLayoutParams(); lp.height = mEmojiKeyboardHeight;//from w w w . jav a 2s . co m lp.bottomMargin = mEmojiPagerBottomMargin; vp.setLayoutParams(lp); }
From source file:com.android.inputmethod.keyboard.emoji.EmojiLayoutParams.java
public void setPagerProperties(final ViewPager vp) { final LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams) vp.getLayoutParams(); lp.height = mEmojiKeyboardHeight;//from ww w . j ava2 s. co m lp.bottomMargin = mEmojiPagerBottomMargin; vp.setLayoutParams(lp); }
From source file:com.pikachu.emoji.widget.EmojiView.java
/** * create ViewPager view</br>//from www . j a v a2 s .c o m * * @return */ private ViewPager createVIewpager() { ViewPager viewPager = new ViewPager(getContext()); ViewPager.LayoutParams params = new ViewPager.LayoutParams(); params.width = android.support.v4.view.ViewPager.LayoutParams.MATCH_PARENT; params.height = BOARD_HEIGHT; viewPager.setLayoutParams(params); viewPager.setPadding(0, 15, 0, 0); return viewPager; }
From source file:com.umeng.comm.ui.emoji.EmojiBorad.java
/** * create ViewPager view</br>/*from w w w .j a v a 2 s . c om*/ * * @return */ private ViewPager createVIewpager() { ViewPager viewPager = new ViewPager(getContext()); ViewPager.LayoutParams params = new ViewPager.LayoutParams(); params.width = ViewPager.LayoutParams.MATCH_PARENT; params.height = BOARD_HEIGHT; viewPager.setLayoutParams(params); viewPager.setPadding(0, 15, 0, 0); // if(android.os.Build.VERSION.SDK_INT>= android.os.Build.VERSION_CODES.HONEYCOMB){ // viewPager.setOnDragListener(new OnDragListener() { // @Override // public boolean onDrag(View view, DragEvent dragEvent) { // // return false; // } // }); // } return viewPager; }
From source file:com.alibaba.android.layoutmanager.example.OnePlusNLayoutActivity.java
@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main_activity); mFirstText = (TextView) findViewById(R.id.first); mLastText = (TextView) findViewById(R.id.last); mCountText = (TextView) findViewById(R.id.count); mTotalOffsetText = (TextView) findViewById(R.id.total_offset); final RecyclerView recyclerView = (RecyclerView) findViewById(R.id.main_view); findViewById(R.id.jump).setOnClickListener(new View.OnClickListener() { @Override//from www .j a va 2 s .c o m public void onClick(View v) { EditText position = (EditText) findViewById(R.id.position); if (!TextUtils.isEmpty(position.getText())) { try { int pos = Integer.parseInt(position.getText().toString()); recyclerView.scrollToPosition(pos); } catch (Exception e) { Log.e("VlayoutActivity", e.getMessage(), e); } } else { recyclerView.requestLayout(); } } }); final VirtualLayoutManager layoutManager = new VirtualLayoutManager(this); recyclerView.setOnScrollListener(new RecyclerView.OnScrollListener() { @Override public void onScrollStateChanged(RecyclerView recyclerView, int scrollState) { } @Override public void onScrolled(RecyclerView recyclerView, int i, int i2) { mFirstText.setText("First: " + layoutManager.findFirstVisibleItemPosition()); mLastText.setText( "Existing: " + MainViewHolder.existing + " Created: " + MainViewHolder.createdTimes); mCountText.setText("Count: " + recyclerView.getChildCount()); mTotalOffsetText.setText("Total Offset: " + layoutManager.getOffsetToStart()); } }); recyclerView.setLayoutManager(layoutManager); // layoutManager.setReverseLayout(true); RecyclerView.ItemDecoration itemDecoration = new RecyclerView.ItemDecoration() { public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) { int position = ((LayoutParams) view.getLayoutParams()).getViewPosition(); outRect.set(4, 4, 4, 4); } }; final RecyclerView.RecycledViewPool viewPool = new RecyclerView.RecycledViewPool(); recyclerView.setRecycledViewPool(viewPool); // recyclerView.addItemDecoration(itemDecoration); viewPool.setMaxRecycledViews(0, 20); final DelegateAdapter delegateAdapter = new DelegateAdapter(layoutManager, true); recyclerView.setAdapter(delegateAdapter); List<DelegateAdapter.Adapter> adapters = new LinkedList<>(); if (BANNER_LAYOUT) { adapters.add(new SubAdapter(this, new LinearLayoutHelper(), 1) { @Override public void onViewRecycled(MainViewHolder holder) { if (holder.itemView instanceof ViewPager) { ((ViewPager) holder.itemView).setAdapter(null); } } @Override public MainViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { if (viewType == 1) return new MainViewHolder(LayoutInflater.from(OnePlusNLayoutActivity.this) .inflate(R.layout.view_pager, parent, false)); return super.onCreateViewHolder(parent, viewType); } @Override public int getItemViewType(int position) { return 1; } @Override protected void onBindViewHolderWithOffset(MainViewHolder holder, int position, int offsetTotal) { } @Override public void onBindViewHolder(MainViewHolder holder, int position) { if (holder.itemView instanceof ViewPager) { ViewPager viewPager = (ViewPager) holder.itemView; viewPager.setLayoutParams(new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 200)); // from position to get adapter viewPager.setAdapter(new PagerAdapter(this, viewPool)); } } }); } if (GRID_LAYOUT) { GridLayoutHelper layoutHelper; layoutHelper = new GridLayoutHelper(4); layoutHelper.setMargin(0, 10, 0, 10); layoutHelper.setHGap(3); layoutHelper.setAspectRatio(4f); adapters.add(new SubAdapter(this, layoutHelper, 8)); } if (HORIZONTAL_SCROLL_LAYOUT) { } if (GRID_LAYOUT) { GridLayoutHelper layoutHelper; layoutHelper = new GridLayoutHelper(2); layoutHelper.setMargin(0, 10, 0, 10); layoutHelper.setHGap(3); layoutHelper.setAspectRatio(3f); adapters.add(new SubAdapter(this, layoutHelper, 2)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff876384); helper.setMargin(10, 10, 10, 10); helper.setPadding(10, 10, 10, 10); adapters.add(new SubAdapter(this, helper, 3) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); // LayoutParams layoutParams = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 300); // layoutParams.leftMargin = 10; // layoutParams.topMargin = 10; // layoutParams.rightMargin = 10; // layoutParams.bottomMargin = 10; // holder.itemView.setLayoutParams(layoutParams); } }); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 4)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 5)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 5)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); helper.setColWeights(new float[] { 40f, 45f, 15f, 60f, 0f }); adapters.add(new SubAdapter(this, helper, 5)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); helper.setColWeights(new float[] { 20f, 80f, 0f, 60f, 20f }); helper.setAspectRatio(4); adapters.add(new SubAdapter(this, helper, 5)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 6)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 7)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); helper.setColWeights(new float[] { 40f, 45f, 15f, 60f, 0f, 30f, 30f }); adapters.add(new SubAdapter(this, helper, 7)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xffed7612); // helper.setMargin(10, 10, 10, 10); // helper.setPadding(10, 10, 10, 10); helper.setColWeights(new float[] { 30f, 20f, 50f, 40f, 30f, 35f, 35f }); adapters.add(new SubAdapter(this, helper, 7) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); // LayoutParams layoutParams = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 300); // layoutParams.leftMargin = 10; // layoutParams.topMargin = 10; // layoutParams.rightMargin = 10; // layoutParams.bottomMargin = 10; // holder.itemView.setLayoutParams(layoutParams); } }); } if (STICKY_LAYOUT) { StickyLayoutHelper layoutHelper = new StickyLayoutHelper(); layoutHelper.setAspectRatio(4); adapters.add(new SubAdapter(this, layoutHelper, 1, new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100))); } if (SCROLL_FIX_LAYOUT) { ScrollFixLayoutHelper layoutHelper = new ScrollFixLayoutHelper(FixLayoutHelper.BOTTOM_RIGHT, 20, 20); layoutHelper.setShowType(ScrollFixLayoutHelper.SHOW_ON_LEAVE); adapters.add(new SubAdapter(this, layoutHelper, 1) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams layoutParams = new LayoutParams(50, 50); holder.itemView.setLayoutParams(layoutParams); } }); } if (LINEAR_LAYOUT) adapters.add(new SubAdapter(this, new LinearLayoutHelper(), 100)); delegateAdapter.setAdapters(adapters); final Handler mainHandler = new Handler(Looper.getMainLooper()); trigger = new Runnable() { @Override public void run() { // recyclerView.scrollToPosition(22); // recyclerView.getAdapter().notifyDataSetChanged(); recyclerView.requestLayout(); // mainHandler.postDelayed(trigger, 1000); } }; mainHandler.postDelayed(trigger, 1000); }
From source file:com.example.rx.ui.OnePlusNLayoutActivity.java
@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main_activity2); mFirstText = (TextView) findViewById(R.id.first); mLastText = (TextView) findViewById(R.id.last); mCountText = (TextView) findViewById(R.id.count); mTotalOffsetText = (TextView) findViewById(R.id.total_offset); final RecyclerView recyclerView = (RecyclerView) findViewById(R.id.main_view); findViewById(R.id.jump).setOnClickListener(new View.OnClickListener() { @Override/*from ww w .j ava2 s . c om*/ public void onClick(View v) { EditText position = (EditText) findViewById(R.id.position); if (!TextUtils.isEmpty(position.getText())) { try { int pos = Integer.parseInt(position.getText().toString()); recyclerView.scrollToPosition(pos); } catch (Exception e) { Log.e("VlayoutActivity", e.getMessage(), e); } } else { recyclerView.requestLayout(); } } }); final VirtualLayoutManager layoutManager = new VirtualLayoutManager(this); recyclerView.setOnScrollListener(new RecyclerView.OnScrollListener() { @Override public void onScrollStateChanged(RecyclerView recyclerView, int scrollState) { } @Override public void onScrolled(RecyclerView recyclerView, int i, int i2) { mFirstText.setText("First: " + layoutManager.findFirstVisibleItemPosition()); mLastText.setText( "Existing: " + MainViewHolder.existing + " Created: " + MainViewHolder.createdTimes); mCountText.setText("Count: " + recyclerView.getChildCount()); mTotalOffsetText.setText("Total Offset: " + layoutManager.getOffsetToStart()); } }); recyclerView.setLayoutManager(layoutManager); // layoutManager.setReverseLayout(true); RecyclerView.ItemDecoration itemDecoration = new RecyclerView.ItemDecoration() { public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) { int position = ((LayoutParams) view.getLayoutParams()).getViewPosition(); outRect.set(4, 4, 4, 4); } }; final RecyclerView.RecycledViewPool viewPool = new RecyclerView.RecycledViewPool(); recyclerView.setRecycledViewPool(viewPool); // recyclerView.addItemDecoration(itemDecoration); viewPool.setMaxRecycledViews(0, 20); final DelegateAdapter delegateAdapter = new DelegateAdapter(layoutManager, true); recyclerView.setAdapter(delegateAdapter); List<DelegateAdapter.Adapter> adapters = new LinkedList<>(); if (BANNER_LAYOUT) { adapters.add(new SubAdapter(this, new LinearLayoutHelper(), 1) { @Override public void onViewRecycled(MainViewHolder holder) { if (holder.itemView instanceof ViewPager) { ((ViewPager) holder.itemView).setAdapter(null); } } @Override public MainViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { if (viewType == 1) return new MainViewHolder(LayoutInflater.from(OnePlusNLayoutActivity.this) .inflate(R.layout.view_pager, parent, false)); return super.onCreateViewHolder(parent, viewType); } @Override public int getItemViewType(int position) { return 1; } @Override protected void onBindViewHolderWithOffset(MainViewHolder holder, int position, int offsetTotal) { } @Override public void onBindViewHolder(MainViewHolder holder, int position) { if (holder.itemView instanceof ViewPager) { ViewPager viewPager = (ViewPager) holder.itemView; viewPager.setLayoutParams(new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 200)); // from position to get adapter viewPager.setAdapter(new PagerAdapter(this, viewPool)); } } }); } if (GRID_LAYOUT) { GridLayoutHelper layoutHelper; layoutHelper = new GridLayoutHelper(4); layoutHelper.setMargin(0, 10, 0, 10); layoutHelper.setHGap(3); layoutHelper.setAspectRatio(4f); adapters.add(new SubAdapter(this, layoutHelper, 8)); } if (HORIZONTAL_SCROLL_LAYOUT) { } if (GRID_LAYOUT) { GridLayoutHelper layoutHelper; layoutHelper = new GridLayoutHelper(2); layoutHelper.setMargin(0, 10, 0, 10); layoutHelper.setHGap(3); layoutHelper.setAspectRatio(3f); adapters.add(new SubAdapter(this, layoutHelper, 2)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff876384); helper.setMargin(10, 10, 10, 10); helper.setPadding(10, 10, 10, 10); adapters.add(new SubAdapter(this, helper, 3) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); // LayoutParams layoutParams = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 300); // layoutParams.leftMargin = 10; // layoutParams.topMargin = 10; // layoutParams.rightMargin = 10; // layoutParams.bottomMargin = 10; // holder.itemView.setLayoutParams(layoutParams); } }); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 4)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 5)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 5)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); helper.setColWeights(new float[] { 40f, 45f, 15f, 60f, 0f }); adapters.add(new SubAdapter(this, helper, 5)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); helper.setColWeights(new float[] { 20f, 80f, 0f, 60f, 20f }); helper.setAspectRatio(4); adapters.add(new SubAdapter(this, helper, 5)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 6)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 7)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xff876384); helper.setMargin(0, 10, 0, 10); helper.setColWeights(new float[] { 40f, 45f, 15f, 60f, 0f, 30f, 30f }); adapters.add(new SubAdapter(this, helper, 7)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelperEx helper = new OnePlusNLayoutHelperEx(); helper.setBgColor(0xffed7612); // helper.setMargin(10, 10, 10, 10); // helper.setPadding(10, 10, 10, 10); helper.setColWeights(new float[] { 30f, 20f, 50f, 40f, 30f, 35f, 35f }); adapters.add(new SubAdapter(this, helper, 7) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); // LayoutParams layoutParams = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 300); // layoutParams.leftMargin = 10; // layoutParams.topMargin = 10; // layoutParams.rightMargin = 10; // layoutParams.bottomMargin = 10; // holder.itemView.setLayoutParams(layoutParams); } }); } if (STICKY_LAYOUT) { StickyLayoutHelper layoutHelper = new StickyLayoutHelper(); layoutHelper.setAspectRatio(4); adapters.add(new SubAdapter(this, layoutHelper, 1, new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100))); } if (SCROLL_FIX_LAYOUT) { ScrollFixLayoutHelper layoutHelper = new ScrollFixLayoutHelper(FixLayoutHelper.BOTTOM_RIGHT, 20, 20); layoutHelper.setShowType(ScrollFixLayoutHelper.SHOW_ON_LEAVE); adapters.add(new SubAdapter(this, layoutHelper, 1) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams layoutParams = new LayoutParams(50, 50); holder.itemView.setLayoutParams(layoutParams); } }); } if (LINEAR_LAYOUT) adapters.add(new SubAdapter(this, new LinearLayoutHelper(), 100)); delegateAdapter.setAdapters(adapters); final Handler mainHandler = new Handler(Looper.getMainLooper()); trigger = new Runnable() { @Override public void run() { // recyclerView.scrollToPosition(22); // recyclerView.getAdapter().notifyDataSetChanged(); recyclerView.requestLayout(); // mainHandler.postDelayed(trigger, 1000); } }; mainHandler.postDelayed(trigger, 1000); }
From source file:com.gyz.androidopensamples.vlayout.VLayoutActivity.java
@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_vlayout_main); mFirstText = (TextView) findViewById(R.id.first); mLastText = (TextView) findViewById(R.id.last); mCountText = (TextView) findViewById(R.id.count); mTotalOffsetText = (TextView) findViewById(R.id.total_offset); final RecyclerView recyclerView = (RecyclerView) findViewById(R.id.main_view); findViewById(R.id.jump).setOnClickListener(new View.OnClickListener() { @Override//from w w w .j a va2 s.c om public void onClick(View v) { EditText position = (EditText) findViewById(R.id.position); if (!TextUtils.isEmpty(position.getText())) { try { int pos = Integer.parseInt(position.getText().toString()); recyclerView.scrollToPosition(pos); } catch (Exception e) { Log.e("VlayoutActivity", e.getMessage(), e); } } else { recyclerView.requestLayout(); } } }); final VirtualLayoutManager layoutManager = new VirtualLayoutManager(this); recyclerView.setOnScrollListener(new RecyclerView.OnScrollListener() { @Override public void onScrollStateChanged(RecyclerView recyclerView, int scrollState) { } @Override public void onScrolled(RecyclerView recyclerView, int i, int i2) { mFirstText.setText("First: " + layoutManager.findFirstVisibleItemPosition()); mLastText.setText( "Existing: " + MainViewHolder.existing + " Created: " + MainViewHolder.createdTimes); mCountText.setText("Count: " + recyclerView.getChildCount()); mTotalOffsetText.setText("Total Offset: " + layoutManager.getOffsetToStart()); } }); recyclerView.setLayoutManager(layoutManager); // layoutManager.setReverseLayout(true); RecyclerView.ItemDecoration itemDecoration = new RecyclerView.ItemDecoration() { @Override public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) { int position = ((LayoutParams) view.getLayoutParams()).getViewPosition(); outRect.set(4, 4, 4, 4); } }; final RecyclerView.RecycledViewPool viewPool = new RecyclerView.RecycledViewPool(); recyclerView.setRecycledViewPool(viewPool); // recyclerView.addItemDecoration(itemDecoration); viewPool.setMaxRecycledViews(0, 20); final DelegateAdapter delegateAdapter = new DelegateAdapter(layoutManager, true); recyclerView.setAdapter(delegateAdapter); List<DelegateAdapter.Adapter> adapters = new LinkedList<>(); if (BANNER_LAYOUT) { adapters.add(new SubAdapter(this, new LinearLayoutHelper(), 1) { @Override public void onViewRecycled(MainViewHolder holder) { if (holder.itemView instanceof ViewPager) { ((ViewPager) holder.itemView).setAdapter(null); } } @Override public MainViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { if (viewType == 1) { return new MainViewHolder(LayoutInflater.from(VLayoutActivity.this) .inflate(R.layout.view_pager, parent, false)); } return super.onCreateViewHolder(parent, viewType); } @Override public int getItemViewType(int position) { return 1; } @Override protected void onBindViewHolderWithOffset(MainViewHolder holder, int position, int offsetTotal) { } @Override public void onBindViewHolder(MainViewHolder holder, int position) { if (holder.itemView instanceof ViewPager) { ViewPager viewPager = (ViewPager) holder.itemView; viewPager.setLayoutParams(new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 200)); // from position to get adapter viewPager.setAdapter(new PagerAdapter(this, viewPool)); } } }); } if (FLOAT_LAYOUT) { FloatLayoutHelper layoutHelper = new FloatLayoutHelper(); layoutHelper.setAlignType(FixLayoutHelper.BOTTOM_RIGHT); layoutHelper.setDefaultLocation(100, 400); LayoutParams layoutParams = new LayoutParams(150, 150); adapters.add(new SubAdapter(this, layoutHelper, 1, layoutParams)); } if (LINEAR_LAYOUT) { LinearLayoutHelper layoutHelper1 = new LinearLayoutHelper(); layoutHelper1.setAspectRatio(2.0f); LinearLayoutHelper layoutHelper2 = new LinearLayoutHelper(); layoutHelper2.setAspectRatio(4.0f); layoutHelper2.setDividerHeight(10); layoutHelper2.setMargin(10, 30, 10, 10); layoutHelper2.setPadding(10, 30, 10, 10); layoutHelper2.setBgColor(0xFFF5A623); adapters.add(new SubAdapter(this, layoutHelper1, 1)); adapters.add(new SubAdapter(this, layoutHelper2, 6) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { if (position % 2 == 0) { LayoutParams layoutParams = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 300); layoutParams.mAspectRatio = 5; holder.itemView.setLayoutParams(layoutParams); } } }); } if (STICKY_LAYOUT) { StickyLayoutHelper layoutHelper = new StickyLayoutHelper(); layoutHelper.setOffset(100); layoutHelper.setAspectRatio(4); adapters.add(new SubAdapter(this, layoutHelper, 1, new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100))); } if (SINGLE_LAYOUT) { SingleLayoutHelper layoutHelper = new SingleLayoutHelper(); layoutHelper.setBgColor(Color.rgb(135, 225, 90)); layoutHelper.setAspectRatio(4); layoutHelper.setMargin(10, 20, 10, 20); layoutHelper.setPadding(10, 10, 10, 10); adapters.add(new SubAdapter(this, layoutHelper, 1, new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100))); } if (COLUMN_LAYOUT) { ColumnLayoutHelper layoutHelper = new ColumnLayoutHelper(); layoutHelper.setBgColor(0xff00f0f0); layoutHelper.setWeights(new float[] { 40.0f, Float.NaN, 40 }); adapters.add(new SubAdapter(this, layoutHelper, 5) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { if (position == 0) { LayoutParams layoutParams = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 300); layoutParams.mAspectRatio = 4; holder.itemView.setLayoutParams(layoutParams); } } }); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff876384); helper.setAspectRatio(4.0f); helper.setColWeights(new float[] { 40f, 45f }); helper.setMargin(10, 20, 10, 20); helper.setPadding(10, 10, 10, 10); adapters.add(new SubAdapter(this, helper, 2)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xffef8ba3); helper.setAspectRatio(2.0f); helper.setColWeights(new float[] { 40f }); helper.setRowWeight(30f); helper.setMargin(10, 20, 10, 20); helper.setPadding(10, 10, 10, 10); adapters.add(new SubAdapter(this, helper, 4) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams lp = (LayoutParams) holder.itemView.getLayoutParams(); if (position == 0) { lp.rightMargin = 1; } else if (position == 1) { } else if (position == 2) { lp.topMargin = 1; lp.rightMargin = 1; } } }); } if (ONEN_LAYOUT) { adapters.add(new SubAdapter(this, new OnePlusNLayoutHelper(), 0)); OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff87e543); helper.setAspectRatio(1.8f); helper.setColWeights(new float[] { 33.33f, 50f, 40f }); helper.setMargin(10, 20, 10, 20); helper.setPadding(10, 10, 10, 10); LayoutParams lp = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT); adapters.add(new SubAdapter(this, helper, 3, lp) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams lp = (LayoutParams) holder.itemView.getLayoutParams(); if (position == 0) { lp.rightMargin = 1; } } }); } if (COLUMN_LAYOUT) { adapters.add(new SubAdapter(this, new ColumnLayoutHelper(), 0)); adapters.add(new SubAdapter(this, new ColumnLayoutHelper(), 4)); } if (FIX_LAYOUT) { FixLayoutHelper layoutHelper = new FixLayoutHelper(10, 10); adapters.add(new SubAdapter(this, layoutHelper, 0)); layoutHelper = new FixLayoutHelper(FixLayoutHelper.TOP_RIGHT, 20, 20); adapters.add(new SubAdapter(this, layoutHelper, 1) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams layoutParams = new LayoutParams(200, 200); holder.itemView.setLayoutParams(layoutParams); } }); } if (STICKY_LAYOUT) { StickyLayoutHelper layoutHelper = new StickyLayoutHelper(false); adapters.add(new SubAdapter(this, layoutHelper, 0)); layoutHelper = new StickyLayoutHelper(false); layoutHelper.setOffset(100); adapters.add(new SubAdapter(this, layoutHelper, 3, new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100))); } if (GRID_LAYOUT) { GridLayoutHelper layoutHelper = new GridLayoutHelper(2); layoutHelper.setMargin(7, 0, 7, 0); layoutHelper.setWeights(new float[] { 46.665f }); layoutHelper.setHGap(3); adapters.add(new SubAdapter(this, layoutHelper, 2)); layoutHelper = new GridLayoutHelper(4); layoutHelper.setWeights(new float[] { 20f, 26.665f }); layoutHelper.setMargin(7, 0, 7, 0); layoutHelper.setHGap(3); adapters.add(new SubAdapter(this, layoutHelper, 8)); } if (GRID_LAYOUT) { adapters.add(new SubAdapter(this, new GridLayoutHelper(4), 0)); GridLayoutHelper helper = new GridLayoutHelper(4); helper.setAspectRatio(4f); //helper.setColWeights(new float[]{40, 20, 30, 30}); // helper.setMargin(0, 10, 0, 10); helper.setGap(10); adapters.add(new SubAdapter(this, helper, 80) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams lp = (LayoutParams) holder.itemView.getLayoutParams(); // lp.bottomMargin = 1; // lp.rightMargin = 1; } }); } if (FIX_LAYOUT) { adapters.add(new SubAdapter(this, new ScrollFixLayoutHelper(20, 20), 1) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams layoutParams = new LayoutParams(200, 200); holder.itemView.setLayoutParams(layoutParams); } }); } if (LINEAR_LAYOUT) adapters.add(new SubAdapter(this, new LinearLayoutHelper(), 10)); if (GRID_LAYOUT) { GridLayoutHelper helper = new GridLayoutHelper(3); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 3)); } if (STAGGER_LAYOUT) { // adapters.add(new SubAdapter(this, new StaggeredGridLayoutHelper(2, 0), 0)); final StaggeredGridLayoutHelper helper = new StaggeredGridLayoutHelper(2, 10); helper.setMargin(20, 10, 10, 10); helper.setPadding(10, 10, 20, 10); helper.setBgColor(0xFF86345A); adapters.add(new SubAdapter(this, helper, 27) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams layoutParams = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 200); if (position % 2 == 0) { layoutParams.mAspectRatio = 1.0f; } else { layoutParams.height = 340 + position % 7 * 20; } holder.itemView.setLayoutParams(layoutParams); } }); } if (COLUMN_LAYOUT) { // adapters.add(new SubAdapter(this, new ColumnLayoutHelper(), 3)); } if (GRID_LAYOUT) { // adapters.add(new SubAdapter(this, new GridLayoutHelper(4), 24)); } delegateAdapter.setAdapters(adapters); final Handler mainHandler = new Handler(Looper.getMainLooper()); trigger = new Runnable() { @Override public void run() { // recyclerView.scrollToPosition(22); // recyclerView.getAdapter().notifyDataSetChanged(); recyclerView.requestLayout(); // mainHandler.postDelayed(trigger, 1000); } }; mainHandler.postDelayed(trigger, 1000); }
From source file:com.example.admin.activity.HomeActivity.java
@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_home); final RecyclerView recyclerView = (RecyclerView) findViewById(R.id.main_view); // findViewById(R.id.jump).setOnClickListener(new View.OnClickListener() { // @Override // public void onClick(View v) { // EditText position = (EditText) findViewById(R.id.position); // if (!TextUtils.isEmpty(position.getText())) { // try { // int pos = Integer.parseInt(position.getText().toString()); // recyclerView.scrollToPosition(pos); // } catch (Exception e) { // Log.e("VlayoutActivity", e.getMessage(), e); // } // } else { // recyclerView.requestLayout(); // } // } // }); final VirtualLayoutManager layoutManager = new VirtualLayoutManager(this); recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() { @Override//from ww w. j av a 2 s. c om public void onScrollStateChanged(RecyclerView recyclerView, int scrollState) { } @Override public void onScrolled(RecyclerView recyclerView, int i, int i2) { // mFirstText.setText("First: " + layoutManager.findFirstVisibleItemPosition()); // mLastText.setText("Existing: " + MainViewHolder.existing + " Created: " + MainViewHolder.createdTimes); // mCountText.setText("Count: " + recyclerView.getChildCount()); // mTotalOffsetText.setText("Total Offset: " + layoutManager.getOffsetToStart()); } }); recyclerView.setLayoutManager(layoutManager); // layoutManager.setReverseLayout(true); RecyclerView.ItemDecoration itemDecoration = new RecyclerView.ItemDecoration() { public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) { int position = ((VirtualLayoutManager.LayoutParams) view.getLayoutParams()).getViewPosition(); outRect.set(4, 4, 4, 4); } }; final RecyclerView.RecycledViewPool viewPool = new RecyclerView.RecycledViewPool(); recyclerView.setRecycledViewPool(viewPool); // recyclerView.addItemDecoration(itemDecoration); viewPool.setMaxRecycledViews(0, 20); final DelegateAdapter delegateAdapter = new DelegateAdapter(layoutManager, true); recyclerView.setAdapter(delegateAdapter); List<DelegateAdapter.Adapter> adapters = new LinkedList<>(); if (BANNER_LAYOUT) { adapters.add(new SubAdapter(this, new LinearLayoutHelper(), 1) { @Override public void onViewRecycled(MainViewHolder holder) { if (holder.itemView instanceof ViewPager) { ((ViewPager) holder.itemView).setAdapter(null); } } @Override public MainViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { if (viewType == 1) return new MainViewHolder( LayoutInflater.from(HomeActivity.this).inflate(R.layout.view_pager, parent, false)); return super.onCreateViewHolder(parent, viewType); } @Override public int getItemViewType(int position) { return 1; } @Override protected void onBindViewHolderWithOffset(MainViewHolder holder, int position, int offsetTotal) { } @Override public void onBindViewHolder(MainViewHolder holder, int position) { if (holder.itemView instanceof ViewPager) { ViewPager viewPager = (ViewPager) holder.itemView; viewPager.setLayoutParams( new VirtualLayoutManager.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 200)); // from position to get adapter viewPager.setAdapter(new PagerAdapter(this, viewPool)); } } }); } // { // GridLayoutHelper helper = new GridLayoutHelper(10); // helper.setAspectRatio(4f); // helper.setGap(10); // adapters.add(new SubAdapter(this, helper, 80)); // } if (FLOAT_LAYOUT) { FloatLayoutHelper layoutHelper = new FloatLayoutHelper(); layoutHelper.setAlignType(FixLayoutHelper.BOTTOM_RIGHT); layoutHelper.setDefaultLocation(100, 400); VirtualLayoutManager.LayoutParams layoutParams = new VirtualLayoutManager.LayoutParams(150, 150); adapters.add(new SubAdapter(this, layoutHelper, 1, layoutParams)); } if (LINEAR_LAYOUT) { LinearLayoutHelper layoutHelper1 = new LinearLayoutHelper(); layoutHelper1.setAspectRatio(2.0f); LinearLayoutHelper layoutHelper2 = new LinearLayoutHelper(); layoutHelper2.setAspectRatio(4.0f); layoutHelper2.setDividerHeight(10); layoutHelper2.setMargin(10, 30, 10, 10); layoutHelper2.setPadding(10, 30, 10, 10); layoutHelper2.setBgColor(0xFFF5A623); adapters.add(new SubAdapter(this, layoutHelper1, 1)); adapters.add(new SubAdapter(this, layoutHelper2, 6) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { if (position % 2 == 0) { VirtualLayoutManager.LayoutParams layoutParams = new VirtualLayoutManager.LayoutParams( ViewGroup.LayoutParams.MATCH_PARENT, 300); layoutParams.mAspectRatio = 5; holder.itemView.setLayoutParams(layoutParams); } } }); } if (STICKY_LAYOUT) { StickyLayoutHelper layoutHelper = new StickyLayoutHelper(); layoutHelper.setOffset(100); layoutHelper.setAspectRatio(4); adapters.add(new SubAdapter(this, layoutHelper, 1, new VirtualLayoutManager.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100))); } if (SINGLE_LAYOUT) { SingleLayoutHelper layoutHelper = new SingleLayoutHelper(); layoutHelper.setBgColor(Color.rgb(135, 225, 90)); layoutHelper.setAspectRatio(4); layoutHelper.setMargin(10, 20, 10, 20); layoutHelper.setPadding(10, 10, 10, 10); adapters.add(new SubAdapter(this, layoutHelper, 1, new VirtualLayoutManager.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100))); } if (COLUMN_LAYOUT) { ColumnLayoutHelper layoutHelper = new ColumnLayoutHelper(); layoutHelper.setBgColor(0xff00f0f0); layoutHelper.setWeights(new float[] { 40.0f, Float.NaN, 40 }); adapters.add(new SubAdapter(this, layoutHelper, 5) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { if (position == 0) { VirtualLayoutManager.LayoutParams layoutParams = new VirtualLayoutManager.LayoutParams( ViewGroup.LayoutParams.MATCH_PARENT, 300); layoutParams.mAspectRatio = 4; holder.itemView.setLayoutParams(layoutParams); } } }); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff876384); helper.setAspectRatio(4.0f); helper.setColWeights(new float[] { 40f, 45f }); helper.setMargin(10, 20, 10, 20); helper.setPadding(10, 10, 10, 10); adapters.add(new SubAdapter(this, helper, 2)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xffef8ba3); helper.setAspectRatio(2.0f); helper.setColWeights(new float[] { 40f }); helper.setRowWeight(30f); helper.setMargin(10, 20, 10, 20); helper.setPadding(10, 10, 10, 10); adapters.add(new SubAdapter(this, helper, 4) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); VirtualLayoutManager.LayoutParams lp = (VirtualLayoutManager.LayoutParams) holder.itemView .getLayoutParams(); if (position == 0) { lp.rightMargin = 1; } else if (position == 1) { } else if (position == 2) { lp.topMargin = 1; lp.rightMargin = 1; } } }); } if (ONEN_LAYOUT) { adapters.add(new SubAdapter(this, new OnePlusNLayoutHelper(), 0)); OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff87e543); helper.setAspectRatio(1.8f); helper.setColWeights(new float[] { 33.33f, 50f, 40f }); helper.setMargin(10, 20, 10, 20); helper.setPadding(10, 10, 10, 10); VirtualLayoutManager.LayoutParams lp = new VirtualLayoutManager.LayoutParams( ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT); adapters.add(new SubAdapter(this, helper, 3, lp) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); VirtualLayoutManager.LayoutParams lp = (VirtualLayoutManager.LayoutParams) holder.itemView .getLayoutParams(); if (position == 0) { lp.rightMargin = 1; } } }); } if (COLUMN_LAYOUT) { adapters.add(new SubAdapter(this, new ColumnLayoutHelper(), 0)); adapters.add(new SubAdapter(this, new ColumnLayoutHelper(), 4)); } if (FIX_LAYOUT) { FixLayoutHelper layoutHelper = new FixLayoutHelper(10, 10); adapters.add(new SubAdapter(this, layoutHelper, 0)); layoutHelper = new FixLayoutHelper(FixLayoutHelper.TOP_RIGHT, 20, 20); adapters.add(new SubAdapter(this, layoutHelper, 1) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); VirtualLayoutManager.LayoutParams layoutParams = new VirtualLayoutManager.LayoutParams(200, 200); holder.itemView.setLayoutParams(layoutParams); } }); } if (STICKY_LAYOUT) { StickyLayoutHelper layoutHelper = new StickyLayoutHelper(false); adapters.add(new SubAdapter(this, layoutHelper, 0)); layoutHelper = new StickyLayoutHelper(false); layoutHelper.setOffset(100); adapters.add(new SubAdapter(this, layoutHelper, 1, new VirtualLayoutManager.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100))); } if (GRID_LAYOUT) { GridLayoutHelper layoutHelper = new GridLayoutHelper(2); layoutHelper.setMargin(7, 0, 7, 0); layoutHelper.setWeights(new float[] { 46.665f }); layoutHelper.setHGap(3); adapters.add(new SubAdapter(this, layoutHelper, 2)); layoutHelper = new GridLayoutHelper(4); layoutHelper.setWeights(new float[] { 20f, 26.665f }); layoutHelper.setMargin(7, 0, 7, 0); layoutHelper.setHGap(3); adapters.add(new SubAdapter(this, layoutHelper, 8)); } if (GRID_LAYOUT) { adapters.add(new SubAdapter(this, new GridLayoutHelper(4), 0)); GridLayoutHelper helper = new GridLayoutHelper(4); helper.setAspectRatio(4f); //helper.setColWeights(new float[]{40, 20, 30, 30}); // helper.setMargin(0, 10, 0, 10); helper.setGap(10); adapters.add(new SubAdapter(this, helper, 80) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); VirtualLayoutManager.LayoutParams lp = (VirtualLayoutManager.LayoutParams) holder.itemView .getLayoutParams(); // lp.bottomMargin = 1; // lp.rightMargin = 1; } }); } if (FIX_LAYOUT) { adapters.add(new SubAdapter(this, new ScrollFixLayoutHelper(20, 20), 1) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); VirtualLayoutManager.LayoutParams layoutParams = new VirtualLayoutManager.LayoutParams(200, 200); holder.itemView.setLayoutParams(layoutParams); } }); } if (LINEAR_LAYOUT) adapters.add(new SubAdapter(this, new LinearLayoutHelper(), 10)); if (GRID_LAYOUT) { GridLayoutHelper helper = new GridLayoutHelper(3); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 3)); } if (STAGGER_LAYOUT) { // adapters.add(new SubAdapter(this, new StaggeredGridLayoutHelper(2, 0), 0)); final StaggeredGridLayoutHelper helper = new StaggeredGridLayoutHelper(2, 10); helper.setMargin(20, 10, 10, 10); helper.setPadding(10, 10, 20, 10); helper.setBgColor(0xFF86345A); adapters.add(new SubAdapter(this, helper, 27) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); VirtualLayoutManager.LayoutParams layoutParams = new VirtualLayoutManager.LayoutParams( ViewGroup.LayoutParams.MATCH_PARENT, 200); if (position % 2 == 0) { layoutParams.mAspectRatio = 1.0f; } else { layoutParams.height = 340 + position % 7 * 20; } holder.itemView.setLayoutParams(layoutParams); } }); } if (COLUMN_LAYOUT) { // adapters.add(new SubAdapter(this, new ColumnLayoutHelper(), 3)); } if (GRID_LAYOUT) { // adapters.add(new SubAdapter(this, new GridLayoutHelper(4), 24)); } delegateAdapter.setAdapters(adapters); final Handler mainHandler = new Handler(Looper.getMainLooper()); trigger = new Runnable() { @Override public void run() { // recyclerView.scrollToPosition(22); // recyclerView.getAdapter().notifyDataSetChanged(); recyclerView.requestLayout(); // mainHandler.postDelayed(trigger, 1000); } }; mainHandler.postDelayed(trigger, 1000); }
From source file:com.alibaba.android.layoutmanager.example.VLayoutActivity.java
@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main_activity); mFirstText = (TextView) findViewById(R.id.first); mLastText = (TextView) findViewById(R.id.last); mCountText = (TextView) findViewById(R.id.count); mTotalOffsetText = (TextView) findViewById(R.id.total_offset); final RecyclerView recyclerView = (RecyclerView) findViewById(R.id.main_view); findViewById(R.id.jump).setOnClickListener(new View.OnClickListener() { @Override/*from ww w .j a va 2 s .c o m*/ public void onClick(View v) { EditText position = (EditText) findViewById(R.id.position); if (!TextUtils.isEmpty(position.getText())) { try { int pos = Integer.parseInt(position.getText().toString()); recyclerView.scrollToPosition(pos); } catch (Exception e) { Log.e("VlayoutActivity", e.getMessage(), e); } } else { recyclerView.requestLayout(); } } }); final VirtualLayoutManager layoutManager = new VirtualLayoutManager(this); recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() { @Override public void onScrollStateChanged(RecyclerView recyclerView, int scrollState) { } @Override public void onScrolled(RecyclerView recyclerView, int i, int i2) { mFirstText.setText("First: " + layoutManager.findFirstVisibleItemPosition()); mLastText.setText( "Existing: " + MainViewHolder.existing + " Created: " + MainViewHolder.createdTimes); mCountText.setText("Count: " + recyclerView.getChildCount()); mTotalOffsetText.setText("Total Offset: " + layoutManager.getOffsetToStart()); } }); recyclerView.setLayoutManager(layoutManager); // layoutManager.setReverseLayout(true); RecyclerView.ItemDecoration itemDecoration = new RecyclerView.ItemDecoration() { public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) { int position = ((LayoutParams) view.getLayoutParams()).getViewPosition(); outRect.set(4, 4, 4, 4); } }; final RecyclerView.RecycledViewPool viewPool = new RecyclerView.RecycledViewPool(); recyclerView.setRecycledViewPool(viewPool); // recyclerView.addItemDecoration(itemDecoration); viewPool.setMaxRecycledViews(0, 20); final DelegateAdapter delegateAdapter = new DelegateAdapter(layoutManager, true); recyclerView.setAdapter(delegateAdapter); final List<DelegateAdapter.Adapter> adapters = new LinkedList<>(); if (BANNER_LAYOUT) { adapters.add(new SubAdapter(this, new LinearLayoutHelper(), 1) { @Override public void onViewRecycled(MainViewHolder holder) { if (holder.itemView instanceof ViewPager) { ((ViewPager) holder.itemView).setAdapter(null); } } @Override public MainViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { if (viewType == 1) return new MainViewHolder(LayoutInflater.from(VLayoutActivity.this) .inflate(R.layout.view_pager, parent, false)); return super.onCreateViewHolder(parent, viewType); } @Override public int getItemViewType(int position) { return 1; } @Override protected void onBindViewHolderWithOffset(MainViewHolder holder, int position, int offsetTotal) { } @Override public void onBindViewHolder(MainViewHolder holder, int position) { if (holder.itemView instanceof ViewPager) { ViewPager viewPager = (ViewPager) holder.itemView; viewPager.setLayoutParams(new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 200)); // from position to get adapter viewPager.setAdapter(new PagerAdapter(this, viewPool)); } } }); } // { // GridLayoutHelper helper = new GridLayoutHelper(10); // helper.setAspectRatio(4f); // helper.setGap(10); // adapters.add(new SubAdapter(this, helper, 80)); // } if (FLOAT_LAYOUT) { FloatLayoutHelper layoutHelper = new FloatLayoutHelper(); layoutHelper.setAlignType(FixLayoutHelper.BOTTOM_RIGHT); layoutHelper.setDefaultLocation(100, 400); LayoutParams layoutParams = new LayoutParams(150, 150); adapters.add(new SubAdapter(this, layoutHelper, 1, layoutParams)); } if (LINEAR_LAYOUT) { LinearLayoutHelper layoutHelper1 = new LinearLayoutHelper(); layoutHelper1.setAspectRatio(2.0f); LinearLayoutHelper layoutHelper2 = new LinearLayoutHelper(); layoutHelper2.setAspectRatio(4.0f); layoutHelper2.setDividerHeight(10); layoutHelper2.setMargin(10, 30, 10, 10); layoutHelper2.setPadding(10, 30, 10, 10); layoutHelper2.setBgColor(0xFFF5A623); adapters.add(new SubAdapter(this, layoutHelper1, 1)); adapters.add(new SubAdapter(this, layoutHelper2, 6) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { if (position % 2 == 0) { LayoutParams layoutParams = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 300); layoutParams.mAspectRatio = 5; holder.itemView.setLayoutParams(layoutParams); } } }); } if (STICKY_LAYOUT) { StickyLayoutHelper layoutHelper = new StickyLayoutHelper(); layoutHelper.setOffset(100); layoutHelper.setAspectRatio(4); adapters.add(new SubAdapter(this, layoutHelper, 1, new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100))); } if (SINGLE_LAYOUT) { SingleLayoutHelper layoutHelper = new SingleLayoutHelper(); layoutHelper.setBgColor(Color.rgb(135, 225, 90)); layoutHelper.setAspectRatio(4); layoutHelper.setMargin(10, 20, 10, 20); layoutHelper.setPadding(10, 10, 10, 10); adapters.add(new SubAdapter(this, layoutHelper, 1, new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100))); } if (COLUMN_LAYOUT) { ColumnLayoutHelper layoutHelper = new ColumnLayoutHelper(); layoutHelper.setBgColor(0xff00f0f0); layoutHelper.setWeights(new float[] { 40.0f, Float.NaN, 40 }); adapters.add(new SubAdapter(this, layoutHelper, 5) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { if (position == 0) { LayoutParams layoutParams = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 300); layoutParams.mAspectRatio = 4; holder.itemView.setLayoutParams(layoutParams); } else { LayoutParams layoutParams = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 300); layoutParams.mAspectRatio = Float.NaN; holder.itemView.setLayoutParams(layoutParams); } } }); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff876384); helper.setAspectRatio(4.0f); helper.setColWeights(new float[] { 40f, 45f }); helper.setMargin(10, 20, 10, 20); helper.setPadding(10, 10, 10, 10); adapters.add(new SubAdapter(this, helper, 2)); } if (ONEN_LAYOUT) { OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xffef8ba3); helper.setAspectRatio(2.0f); helper.setColWeights(new float[] { 40f }); helper.setRowWeight(30f); helper.setMargin(10, 20, 10, 20); helper.setPadding(10, 10, 10, 10); adapters.add(new SubAdapter(this, helper, 4) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams lp = (LayoutParams) holder.itemView.getLayoutParams(); if (position == 0) { lp.rightMargin = 1; } else if (position == 1) { } else if (position == 2) { lp.topMargin = 1; lp.rightMargin = 1; } } }); } if (ONEN_LAYOUT) { adapters.add(new SubAdapter(this, new OnePlusNLayoutHelper(), 0)); OnePlusNLayoutHelper helper = new OnePlusNLayoutHelper(); helper.setBgColor(0xff87e543); helper.setAspectRatio(1.8f); helper.setColWeights(new float[] { 33.33f, 50f, 40f }); helper.setMargin(10, 20, 10, 20); helper.setPadding(10, 10, 10, 10); LayoutParams lp = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT); adapters.add(new SubAdapter(this, helper, 3, lp) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams lp = (LayoutParams) holder.itemView.getLayoutParams(); if (position == 0) { lp.rightMargin = 1; } } }); } if (COLUMN_LAYOUT) { adapters.add(new SubAdapter(this, new ColumnLayoutHelper(), 0)); adapters.add(new SubAdapter(this, new ColumnLayoutHelper(), 4)); } if (FIX_LAYOUT) { FixLayoutHelper layoutHelper = new FixLayoutHelper(10, 10); adapters.add(new SubAdapter(this, layoutHelper, 0)); layoutHelper = new FixLayoutHelper(FixLayoutHelper.TOP_RIGHT, 20, 20); adapters.add(new SubAdapter(this, layoutHelper, 1) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams layoutParams = new LayoutParams(200, 200); holder.itemView.setLayoutParams(layoutParams); } }); } if (STICKY_LAYOUT) { StickyLayoutHelper layoutHelper = new StickyLayoutHelper(false); adapters.add(new SubAdapter(this, layoutHelper, 0)); layoutHelper = new StickyLayoutHelper(false); layoutHelper.setOffset(100); adapters.add(new SubAdapter(this, layoutHelper, 1, new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100))); } if (GRID_LAYOUT) { GridLayoutHelper layoutHelper = new GridLayoutHelper(2); layoutHelper.setMargin(7, 0, 7, 0); layoutHelper.setWeights(new float[] { 46.665f }); layoutHelper.setHGap(3); adapters.add(new SubAdapter(this, layoutHelper, 2)); layoutHelper = new GridLayoutHelper(4); layoutHelper.setWeights(new float[] { 20f, 26.665f }); layoutHelper.setMargin(7, 0, 7, 0); layoutHelper.setHGap(3); adapters.add(new SubAdapter(this, layoutHelper, 8)); } if (GRID_LAYOUT) { adapters.add(new SubAdapter(this, new GridLayoutHelper(4), 0)); GridLayoutHelper helper = new GridLayoutHelper(4); helper.setAspectRatio(4f); //helper.setColWeights(new float[]{40, 20, 30, 30}); // helper.setMargin(0, 10, 0, 10); helper.setGap(10); adapters.add(new SubAdapter(this, helper, 80) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams lp = (LayoutParams) holder.itemView.getLayoutParams(); // lp.bottomMargin = 1; // lp.rightMargin = 1; } }); } if (FIX_LAYOUT) { adapters.add(new SubAdapter(this, new ScrollFixLayoutHelper(20, 20), 1) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams layoutParams = new LayoutParams(200, 200); holder.itemView.setLayoutParams(layoutParams); } }); } if (LINEAR_LAYOUT) adapters.add(new SubAdapter(this, new LinearLayoutHelper(), 10)); if (GRID_LAYOUT) { GridLayoutHelper helper = new GridLayoutHelper(3); helper.setMargin(0, 10, 0, 10); adapters.add(new SubAdapter(this, helper, 3)); } if (STAGGER_LAYOUT) { // adapters.add(new SubAdapter(this, new StaggeredGridLayoutHelper(2, 0), 0)); final StaggeredGridLayoutHelper helper = new StaggeredGridLayoutHelper(2, 10); helper.setMargin(20, 10, 10, 10); helper.setPadding(10, 10, 20, 10); helper.setBgColor(0xFF86345A); adapters.add(new SubAdapter(this, helper, 27) { @Override public void onBindViewHolder(MainViewHolder holder, int position) { super.onBindViewHolder(holder, position); LayoutParams layoutParams = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 200); if (position % 2 == 0) { layoutParams.mAspectRatio = 1.0f; } else { layoutParams.height = 340 + position % 7 * 20; } holder.itemView.setLayoutParams(layoutParams); } }); } if (COLUMN_LAYOUT) { // adapters.add(new SubAdapter(this, new ColumnLayoutHelper(), 3)); } if (GRID_LAYOUT) { // adapters.add(new SubAdapter(this, new GridLayoutHelper(4), 24)); } delegateAdapter.setAdapters(adapters); final Handler mainHandler = new Handler(Looper.getMainLooper()); trigger = new Runnable() { @Override public void run() { // recyclerView.scrollToPosition(22); // recyclerView.getAdapter().notifyDataSetChanged(); // mainHandler.postDelayed(trigger, 1000); //List<DelegateAdapter.Adapter> newAdapters = new ArrayList<>(); //newAdapters.add((new SubAdapter(VLayoutActivity.this, new ColumnLayoutHelper(), 3))); //newAdapters.add((new SubAdapter(VLayoutActivity.this, new GridLayoutHelper(4), 24))); //delegateAdapter.addAdapters(newAdapters); recyclerView.requestLayout(); } }; mainHandler.postDelayed(trigger, 1000); }