Examples with StaggeredGridLayoutManager android.support.v7.widget.StaggeredGridLayoutManager used on opensource projects

Example 56 with StaggeredGridLayoutManager

use of android.support.v7.widget.StaggeredGridLayoutManager in project Reader by TheKeeperOfPie.

the class FragmentThreadList method onCreateView.

@SuppressWarnings("ResourceType")
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
    initialize();
    view = bind(inflater.inflate(R.layout.fragment_thread_list, container, false));
    setUpToolbar();
    buttonExpandActions.setOnClickListener(v -> toggleLayoutActions());
    behaviorButtonExpandActions = new ScrollAwareFloatingActionButtonBehavior(getActivity(), null, new ScrollAwareFloatingActionButtonBehavior.OnVisibilityChangeListener() {

        @Override
        public void onStartHideFromScroll() {
            hideLayoutActions(0);
        }

        @Override
        public void onEndHideFromScroll() {
            buttonExpandActions.setImageResource(R.drawable.ic_unfold_more_white_24dp);
            buttonExpandActions.setColorFilter(themer.getColorFilterAccent());
        }
    });
    ((CoordinatorLayout.LayoutParams) buttonExpandActions.getLayoutParams()).setBehavior(behaviorButtonExpandActions);
    buttonJumpTop.setOnClickListener(v -> scrollToPositionWithOffset(0, 0));
    buttonJumpTop.setOnLongClickListener(v -> {
        Toast.makeText(getActivity(), getString(R.string.content_description_button_jump_top), Toast.LENGTH_SHORT).show();
        return false;
    });
    buttonClearViewed.setOnClickListener(v -> controllerLinks.clearViewed(historian));
    buttonClearViewed.setOnLongClickListener(v -> {
        Toast.makeText(getActivity(), getString(R.string.content_description_button_clear_viewed), Toast.LENGTH_SHORT).show();
        return false;
    });
    // Margin is included within shadow margin on pre-Lollipop, so remove all regular margin
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
        ((CoordinatorLayout.LayoutParams) buttonExpandActions.getLayoutParams()).setMargins(0, 0, 0, 0);
        int margin = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 8, getResources().getDisplayMetrics());
        LinearLayout.LayoutParams layoutParamsJumpTop = (LinearLayout.LayoutParams) buttonJumpTop.getLayoutParams();
        layoutParamsJumpTop.setMargins(0, 0, 0, 0);
        buttonJumpTop.setLayoutParams(layoutParamsJumpTop);
        LinearLayout.LayoutParams layoutParamsClearViewed = (LinearLayout.LayoutParams) buttonClearViewed.getLayoutParams();
        layoutParamsClearViewed.setMargins(0, 0, 0, 0);
        buttonClearViewed.setLayoutParams(layoutParamsClearViewed);
        RelativeLayout.LayoutParams layoutParamsActions = (RelativeLayout.LayoutParams) layoutActions.getLayoutParams();
        layoutParamsActions.setMarginStart(margin);
        layoutParamsActions.setMarginEnd(margin);
        layoutActions.setLayoutParams(layoutParamsActions);
    }
    buttonExpandActions.setColorFilter(themer.getColorFilterAccent());
    buttonJumpTop.setColorFilter(themer.getColorFilterAccent());
    buttonClearViewed.setColorFilter(themer.getColorFilterAccent());
    swipeRefreshThreadList.setOnRefreshListener(() -> {
        controllerLinks.reload();
    });
    AdapterListener adapterListener = new AdapterListener() {

        @Override
        public void requestMore() {
            controllerLinks.loadMore();
        }

        @Override
        public void scrollAndCenter(int position, int height) {
            UtilsAnimation.scrollToPositionWithCentering(position, recyclerThreadList, height, 0, 0, false);
        }

        @Override
        public void hideToolbar() {
            AppBarLayout.Behavior behaviorAppBar = (AppBarLayout.Behavior) ((CoordinatorLayout.LayoutParams) layoutAppBar.getLayoutParams()).getBehavior();
            behaviorAppBar.onNestedFling(layoutCoordinator, layoutAppBar, null, 0, 1000, true);
        }

        @Override
        public void clearDecoration() {
            behaviorButtonExpandActions.animateOut(buttonExpandActions);
            AppBarLayout.Behavior behaviorAppBar = (AppBarLayout.Behavior) ((CoordinatorLayout.LayoutParams) layoutAppBar.getLayoutParams()).getBehavior();
            behaviorAppBar.onNestedFling(layoutCoordinator, layoutAppBar, null, 0, 1000, true);
        }

        @Override
        public void requestDisallowInterceptTouchEventVertical(boolean disallow) {
            recyclerThreadList.requestDisallowInterceptTouchEvent(disallow);
            swipeRefreshThreadList.requestDisallowInterceptTouchEvent(disallow);
            itemTouchHelper.select(null, CustomItemTouchHelper.ACTION_STATE_IDLE);
        }

        @Override
        public void requestDisallowInterceptTouchEventHorizontal(boolean disallow) {
            itemTouchHelper.setDisallow(disallow);
        }
    };
    AdapterLink.ViewHolderLink.Listener listener = new LinksListenerBase(mListener.getEventListenerBase()) {

        @Override
        public void onVote(Link link, AdapterLink.ViewHolderLink viewHolderLink, Likes vote) {
            mListener.getEventListenerBase().onVote(link, vote).subscribe(new ObserverEmpty<Link>() {

                @Override
                public void onError(Throwable e) {
                    controllerLinks.getEventHolder().getErrors().call(LinksError.VOTE);
                }

                @Override
                public void onNext(Link link) {
                    controllerLinks.update(link);
                }
            });
        }

        @Override
        public void onDelete(Link link) {
            new AlertDialog.Builder(getContext()).setTitle(R.string.delete_post).setMessage(link.getTitle()).setPositiveButton(R.string.yes, (dialog, which) -> {
                mListener.getEventListenerBase().onDelete(link).subscribe(new ObserverEmpty<Link>() {

                    @Override
                    public void onError(Throwable e) {
                        controllerLinks.getEventHolder().getErrors().call(LinksError.DELETE);
                    }

                    @Override
                    public void onNext(Link link) {
                        controllerLinks.remove(link);
                    }
                });
            }).setNegativeButton(R.string.no, null).show();
        }

        @Override
        public void onReport(Link link) {
            // TODO: Add link title
            new AlertDialog.Builder(getContext()).setTitle(R.string.report_title).setSingleChoiceItems(Report.getDisplayReasons(getResources()), -1, (dialog, which) -> {
                reportSelected = Report.values()[which];
            }).setPositiveButton(R.string.ok, (dialog, which) -> {
                if (reportSelected == Report.OTHER) {
                    View viewDialog = LayoutInflater.from(getContext()).inflate(R.layout.dialog_text_input, null, false);
                    final EditText editText = (EditText) viewDialog.findViewById(R.id.edit_text);
                    editText.setFilters(new InputFilter[] { new InputFilter.LengthFilter(100) });
                    new AlertDialog.Builder(getContext()).setView(viewDialog).setTitle(R.string.item_report).setPositiveButton(R.string.ok, (dialog1, which1) -> {
                        mListener.getEventListenerBase().onReport(link, editText.getText().toString()).subscribe(new ObserverError<String>() {

                            @Override
                            public void onError(Throwable e) {
                                controllerLinks.getEventHolder().getErrors().call(LinksError.REPORT);
                            }
                        });
                    }).setNegativeButton(R.string.cancel, (dialog1, which1) -> {
                        dialog1.dismiss();
                    }).show();
                } else if (reportSelected != null) {
                    mListener.getEventListenerBase().onReport(link, reportSelected.getReason()).subscribe(new ObserverError<String>() {

                        @Override
                        public void onError(Throwable e) {
                            controllerLinks.getEventHolder().getErrors().call(LinksError.REPORT);
                        }
                    });
                }
            }).setNegativeButton(R.string.cancel, null).show();
        }

        @Override
        public void onSave(Link link) {
            if (link.isSaved()) {
                mListener.getEventListenerBase().onUnsave(link).subscribe(new ObserverEmpty<Link>() {

                    @Override
                    public void onError(Throwable e) {
                        controllerLinks.getEventHolder().getErrors().call(LinksError.UNSAVE);
                    }

                    @Override
                    public void onNext(Link link) {
                        controllerLinks.update(link);
                    }
                });
            } else {
                mListener.getEventListenerBase().onSave(link).subscribe(new ObserverEmpty<Link>() {

                    @Override
                    public void onError(Throwable e) {
                        controllerLinks.getEventHolder().getErrors().call(LinksError.SAVE);
                    }

                    @Override
                    public void onNext(Link link) {
                        controllerLinks.update(link);
                    }
                });
            }
        }

        @Override
        public void onMarkNsfw(Link link) {
            if (link.isOver18()) {
                mListener.getEventListenerBase().onUnmarkNsfw(link).subscribe(new ObserverEmpty<Link>() {

                    @Override
                    public void onError(Throwable e) {
                        controllerLinks.getEventHolder().getErrors().call(LinksError.UNMARK_NSFW);
                    }

                    @Override
                    public void onNext(Link link) {
                        controllerLinks.update(link);
                    }
                });
            } else {
                mListener.getEventListenerBase().onMarkNsfw(link).subscribe(new ObserverEmpty<Link>() {

                    @Override
                    public void onError(Throwable e) {
                        controllerLinks.getEventHolder().getErrors().call(LinksError.MARK_NSFW);
                    }

                    @Override
                    public void onNext(Link link) {
                        controllerLinks.update(link);
                    }
                });
            }
        }
    };
    adapterLinkList = new AdapterLinkList(getActivity(), adapterListener, eventListenerHeader, listener);
    adapterLinkGrid = new AdapterLinkGrid(getActivity(), adapterListener, eventListenerHeader, listener);
    adapterLink = AppSettings.MODE_GRID.equals(preferences.getString(AppSettings.INTERFACE_MODE, AppSettings.MODE_GRID)) ? adapterLinkGrid : adapterLinkList;
    itemDecorationDivider = new ItemDecorationDivider(getActivity(), ItemDecorationDivider.VERTICAL_LIST);
    //        recyclerThreadList.setItemAnimator(null);
    resetAdapter(adapterLink);
    recyclerThreadList.addOnScrollListener(new RecyclerView.OnScrollListener() {

        @Override
        public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
            super.onScrollStateChanged(recyclerView, newState);
            switch(newState) {
                case RecyclerView.SCROLL_STATE_IDLE:
                case RecyclerView.SCROLL_STATE_DRAGGING:
                    picasso.resumeTag(AdapterLink.TAG_PICASSO);
                    break;
                case RecyclerView.SCROLL_STATE_SETTLING:
                    picasso.pauseTag(AdapterLink.TAG_PICASSO);
                    break;
            }
        }
    });
    itemTouchHelper = new CustomItemTouchHelper(new CustomItemTouchHelper.SimpleCallback(getActivity(), R.drawable.ic_visibility_off_white_24dp, ItemTouchHelper.START | ItemTouchHelper.END, ItemTouchHelper.START | ItemTouchHelper.END) {

        @Override
        public float getSwipeThreshold(RecyclerView.ViewHolder viewHolder) {
            if (layoutManager instanceof StaggeredGridLayoutManager) {
                return 1f / ((StaggeredGridLayoutManager) layoutManager).getSpanCount();
            }
            return 0.5f;
        }

        @Override
        public int getSwipeDirs(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder) {
            if (viewHolder.getAdapterPosition() == 0) {
                return 0;
            }
            ViewGroup.LayoutParams layoutParams = viewHolder.itemView.getLayoutParams();
            if (layoutParams instanceof StaggeredGridLayoutManager.LayoutParams && !((StaggeredGridLayoutManager.LayoutParams) layoutParams).isFullSpan()) {
                int spanCount = layoutManager instanceof StaggeredGridLayoutManager ? ((StaggeredGridLayoutManager) layoutManager).getSpanCount() : 2;
                int spanIndex = ((StaggeredGridLayoutManager.LayoutParams) layoutParams).getSpanIndex() % spanCount;
                if (spanIndex == 0) {
                    return ItemTouchHelper.END;
                } else if (spanIndex == spanCount - 1) {
                    return ItemTouchHelper.START;
                }
            }
            return super.getSwipeDirs(recyclerView, viewHolder);
        }

        @Override
        public boolean isLongPressDragEnabled() {
            return false;
        }

        @Override
        public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder, RecyclerView.ViewHolder target) {
            return false;
        }

        @Override
        public void onSwiped(final RecyclerView.ViewHolder viewHolder, int direction) {
            // Offset by 1 due to subreddit header
            Link link = controllerLinks.hideLink(viewHolder.getAdapterPosition());
            mListener.getEventListenerBase().hide(link);
            if (snackbar != null) {
                snackbar.dismiss();
            }
            SpannableString text = new SpannableString(link.isHidden() ? getString(R.string.link_hidden) : getString(R.string.link_shown));
            text.setSpan(new ForegroundColorSpan(themer.getColorFilterPrimary().getColor()), 0, text.length(), Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
            //noinspection ResourceType
            snackbar = Snackbar.make(recyclerThreadList, text, UtilsAnimation.SNACKBAR_DURATION).setActionTextColor(themer.getColorFilterPrimary().getColor()).setAction(R.string.undo, v -> {
                mListener.getEventListenerBase().hide(link);
                controllerLinks.reshowLastHiddenLink();
            });
            snackbar.getView().setBackgroundColor(themer.getColorPrimary());
            snackbar.show();
        }
    });
    itemTouchHelper.attachToRecyclerView(recyclerThreadList);
    recyclerThreadList.addOnItemTouchListener(new RecyclerView.OnItemTouchListener() {

        @Override
        public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) {
            //                rv.getChildViewHolder(rv.findChildViewUnder(e.getX(), e.getY()));
            return false;
        }

        @Override
        public void onTouchEvent(RecyclerView rv, MotionEvent e) {
        }

        @Override
        public void onRequestDisallowInterceptTouchEvent(boolean disallowIntercept) {
        }
    });
    if (layoutManager instanceof LinearLayoutManager) {
        recyclerThreadList.setPadding(0, 0, 0, 0);
    } else {
        int padding = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 2, getResources().getDisplayMetrics());
        recyclerThreadList.setPadding(padding, 0, padding, 0);
    }
    textSidebar.setMovementMethod(LinkMovementMethod.getInstance());
    buttonSubscribe.setOnClickListener(v -> controllerLinks.subscribe());
    return view;
}

Example 57 with StaggeredGridLayoutManager

use of android.support.v7.widget.StaggeredGridLayoutManager in project Reader by TheKeeperOfPie.

the class FragmentHistory method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
    view = inflater.inflate(R.layout.fragment_history, container, false);
    layoutCoordinator = (CoordinatorLayout) view.findViewById(R.id.layout_coordinator);
    layoutAppBar = (AppBarLayout) view.findViewById(R.id.layout_app_bar);
    int styleColorBackground = AppSettings.THEME_DARK.equals(mListener.getThemeBackground()) ? R.style.MenuDark : R.style.MenuLight;
    ContextThemeWrapper contextThemeWrapper = new ContextThemeWrapper(new ThemeWrapper(getActivity(), UtilsColor.getThemeForColor(getResources(), themer.getColorPrimary(), mListener)), styleColorBackground);
    toolbar = (Toolbar) getActivity().getLayoutInflater().cloneInContext(contextThemeWrapper).inflate(R.layout.toolbar, layoutAppBar, false);
    layoutAppBar.addView(toolbar);
    ((AppBarLayout.LayoutParams) toolbar.getLayoutParams()).setScrollFlags(AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL | AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS);
    if (getFragmentManager().getBackStackEntryCount() <= 1) {
        toolbar.setNavigationIcon(R.drawable.ic_menu_white_24dp);
        toolbar.setNavigationOnClickListener(v -> mListener.openDrawer());
    } else {
        toolbar.setNavigationIcon(R.drawable.ic_arrow_back_white_24dp);
        toolbar.setNavigationOnClickListener(v -> mListener.onNavigationBackClick());
    }
    toolbar.getNavigationIcon().mutate().setColorFilter(themer.getColorFilterPrimary());
    toolbar.setTitleTextColor(themer.getColorFilterPrimary().getColor());
    toolbar.setTitle(R.string.history);
    setUpOptionsMenu();
    swipeRefreshHistory = (SwipeRefreshLayout) view.findViewById(R.id.swipe_refresh_history);
    swipeRefreshHistory.setOnRefreshListener(() -> controllerHistory.reload());
    AdapterLink.ViewHolderHeader.EventListener eventListenerHeader = new AdapterLink.ViewHolderHeader.EventListener() {

        @Override
        public void onClickSubmit(Reddit.PostType postType) {
        }

        @Override
        public void showSidebar() {
        }
    };
    AdapterListener adapterListener = new AdapterListener() {

        @Override
        public void requestMore() {
            controllerHistory.loadMoreLinks().observeOn(AndroidSchedulers.mainThread()).subscribe(new ObserverError<Listing>() {

                @Override
                public void onError(Throwable e) {
                    Toast.makeText(getContext(), getContext().getString(R.string.error_loading_links), Toast.LENGTH_SHORT).show();
                }
            });
        }

        @Override
        public void scrollAndCenter(int position, int height) {
            UtilsAnimation.scrollToPositionWithCentering(position, recyclerHistory, false);
        }

        @Override
        public void hideToolbar() {
            AppBarLayout.Behavior behaviorAppBar = (AppBarLayout.Behavior) ((CoordinatorLayout.LayoutParams) layoutAppBar.getLayoutParams()).getBehavior();
            behaviorAppBar.onNestedFling(layoutCoordinator, layoutAppBar, null, 0, 1000, true);
        }

        @Override
        public void clearDecoration() {
            AppBarLayout.Behavior behaviorAppBar = (AppBarLayout.Behavior) ((CoordinatorLayout.LayoutParams) layoutAppBar.getLayoutParams()).getBehavior();
            behaviorAppBar.onNestedFling(layoutCoordinator, layoutAppBar, null, 0, 1000, true);
        }

        @Override
        public void requestDisallowInterceptTouchEventVertical(boolean disallow) {
            swipeRefreshHistory.requestDisallowInterceptTouchEvent(disallow);
            recyclerHistory.requestDisallowInterceptTouchEvent(disallow);
            itemTouchHelper.select(null, CustomItemTouchHelper.ACTION_STATE_IDLE);
        }

        @Override
        public void requestDisallowInterceptTouchEventHorizontal(boolean disallow) {
            itemTouchHelper.setDisallow(disallow);
        }
    };
    AdapterLink.ViewHolderLink.Listener listenerLink = new AdapterLink.ViewHolderLink.Listener() {

        @Override
        public void onSubmitComment(Link link, String text) {
        }

        @Override
        public void onDownloadImage(Link link) {
        }

        @Override
        public void onDownloadImage(Link link, String title, String fileName, String url) {
        }

        @Override
        public void onLoadUrl(Link link, boolean forceExternal) {
        }

        @Override
        public void onShowFullEditor(Link link) {
        }

        @Override
        public void onVote(Link link, AdapterLink.ViewHolderLink viewHolderLink, Likes vote) {
        }

        @Override
        public void onCopyText(Link link) {
        }

        @Override
        public void onEdit(Link link) {
        }

        @Override
        public void onDelete(Link link) {
        }

        @Override
        public void onReport(Link link) {
        }

        @Override
        public void onSave(Link link) {
        }

        @Override
        public void onShowComments(Link link, AdapterLink.ViewHolderLink viewHolderLink, Source source) {
        }

        @Override
        public void onShowError(String error) {
        }

        @Override
        public void onMarkNsfw(Link link) {
        }
    };
    if (adapterLinkList == null) {
        adapterLinkList = new AdapterHistoryLinkList(getActivity(), adapterListener, eventListenerHeader, listenerLink);
    }
    if (adapterLinkGrid == null) {
        adapterLinkGrid = new AdapterHistoryLinkGrid(getActivity(), adapterListener, eventListenerHeader, listenerLink);
    }
    if (AppSettings.MODE_LIST.equals(preferences.getString(AppSettings.INTERFACE_MODE, AppSettings.MODE_GRID))) {
        adapterLink = adapterLinkList;
    } else {
        adapterLink = adapterLinkGrid;
    }
    layoutManager = adapterLink.getLayoutManager();
    itemDecorationDivider = new ItemDecorationDivider(getActivity(), ItemDecorationDivider.VERTICAL_LIST);
    recyclerHistory = (RecyclerView) view.findViewById(R.id.recycler_history);
    recyclerHistory.setHasFixedSize(true);
    recyclerHistory.setItemAnimator(null);
    resetAdapter(adapterLink);
    itemTouchHelper = new CustomItemTouchHelper(new CustomItemTouchHelper.SimpleCallback(getActivity(), R.drawable.ic_visibility_off_white_24dp, ItemTouchHelper.START | ItemTouchHelper.END, ItemTouchHelper.START | ItemTouchHelper.END) {

        @Override
        public float getSwipeThreshold(RecyclerView.ViewHolder viewHolder) {
            if (layoutManager instanceof StaggeredGridLayoutManager) {
                return 1f / ((StaggeredGridLayoutManager) layoutManager).getSpanCount();
            }
            return 0.4f;
        }

        @Override
        public int getSwipeDirs(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder) {
            if (viewHolder.getAdapterPosition() == 0) {
                return 0;
            }
            ViewGroup.LayoutParams layoutParams = viewHolder.itemView.getLayoutParams();
            if (layoutParams instanceof StaggeredGridLayoutManager.LayoutParams && !((StaggeredGridLayoutManager.LayoutParams) layoutParams).isFullSpan()) {
                int spanCount = layoutManager instanceof StaggeredGridLayoutManager ? ((StaggeredGridLayoutManager) layoutManager).getSpanCount() : 2;
                int spanIndex = ((StaggeredGridLayoutManager.LayoutParams) layoutParams).getSpanIndex() % spanCount;
                if (spanIndex == 0) {
                    return ItemTouchHelper.END;
                } else if (spanIndex == spanCount - 1) {
                    return ItemTouchHelper.START;
                }
            }
            return super.getSwipeDirs(recyclerView, viewHolder);
        }

        @Override
        public boolean isLongPressDragEnabled() {
            return false;
        }

        @Override
        public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder, RecyclerView.ViewHolder target) {
            return false;
        }

        @Override
        public void onSwiped(final RecyclerView.ViewHolder viewHolder, int direction) {
            final int position = viewHolder.getAdapterPosition();
            final Link link = controllerHistory.remove(position);
            if (snackbar != null) {
                snackbar.dismiss();
            }
            SpannableString text = new SpannableString(getString(R.string.history_entry_deleted));
            text.setSpan(new ForegroundColorSpan(themer.getColorFilterPrimary().getColor()), 0, text.length(), Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
            //noinspection ResourceType
            snackbar = Snackbar.make(recyclerHistory, text, UtilsAnimation.SNACKBAR_DURATION).setActionTextColor(themer.getColorFilterPrimary().getColor()).setAction(R.string.undo, new View.OnClickListener() {

                @Override
                public void onClick(View v) {
                    controllerHistory.add(position, link);
                    recyclerHistory.invalidate();
                }
            });
            snackbar.getView().setBackgroundColor(themer.getColorPrimary());
            snackbar.show();
        }
    });
    itemTouchHelper.attachToRecyclerView(recyclerHistory);
    if (layoutManager instanceof LinearLayoutManager) {
        recyclerHistory.setPadding(0, 0, 0, 0);
    } else {
        int padding = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 2, getResources().getDisplayMetrics());
        recyclerHistory.setPadding(padding, 0, padding, 0);
    }
    return view;
}

Example 58 with StaggeredGridLayoutManager

use of android.support.v7.widget.StaggeredGridLayoutManager in project xRecyclerViewF by Dsiner.

the class XRecyclerView method onScrollStateChanged.

@Override
public void onScrollStateChanged(int state) {
    super.onScrollStateChanged(state);
    if (state == RecyclerView.SCROLL_STATE_IDLE && listener != null && !isLoadingData && canLoadMore) {
        LayoutManager layoutManager = getLayoutManager();
        int lastVisibleItemPosition;
        if (layoutManager instanceof GridLayoutManager) {
            lastVisibleItemPosition = ((GridLayoutManager) layoutManager).findLastVisibleItemPosition();
        } else if (layoutManager instanceof StaggeredGridLayoutManager) {
            int[] into = new int[((StaggeredGridLayoutManager) layoutManager).getSpanCount()];
            ((StaggeredGridLayoutManager) layoutManager).findLastVisibleItemPositions(into);
            lastVisibleItemPosition = findMax(into);
        } else {
            lastVisibleItemPosition = ((LinearLayoutManager) layoutManager).findLastVisibleItemPosition();
        }
        if (layoutManager.getChildCount() > 0 && lastVisibleItemPosition >= layoutManager.getItemCount() - 1 && layoutManager.getItemCount() > layoutManager.getChildCount() && !isNoMore && !isLoadMoreError && refreshHeader.getState() < ListState.STATE_REFRESHING) {
            loadMore();
        }
    }
}

Example 59 with StaggeredGridLayoutManager

use of android.support.v7.widget.StaggeredGridLayoutManager in project CloudReader by youlookwhat.

the class DoubanTopActivity method loadDouBanTop250.

private void loadDouBanTop250() {
    Subscription get = HttpClient.Builder.getDouBanService().getMovieTop250(mStart, mCount).subscribeOn(Schedulers.io()).observeOn(AndroidSchedulers.mainThread()).subscribe(new Observer<HotMovieBean>() {

        @Override
        public void onCompleted() {
            showContentView();
        }

        @Override
        public void onError(Throwable e) {
            bindingView.xrvTop.refreshComplete();
            if (mDouBanTopAdapter.getItemCount() == 0) {
                showError();
            }
        }

        @Override
        public void onNext(HotMovieBean hotMovieBean) {
            if (mStart == 0) {
                if (hotMovieBean != null && hotMovieBean.getSubjects() != null && hotMovieBean.getSubjects().size() > 0) {
                    mDouBanTopAdapter.clear();
                    mDouBanTopAdapter.addAll(hotMovieBean.getSubjects());
                    //构造器中，第一个参数表示列数或者行数，第二个参数表示滑动方向,瀑布流
                    bindingView.xrvTop.setLayoutManager(new StaggeredGridLayoutManager(3, StaggeredGridLayoutManager.VERTICAL));
                    bindingView.xrvTop.setAdapter(mDouBanTopAdapter);
                    bindingView.xrvTop.setPullRefreshEnabled(false);
                    bindingView.xrvTop.clearHeader();
                    bindingView.xrvTop.setLoadingMoreEnabled(true);
                    mDouBanTopAdapter.notifyDataSetChanged();
                } else {
                    bindingView.xrvTop.setVisibility(View.GONE);
                }
            } else {
                if (hotMovieBean != null && hotMovieBean.getSubjects() != null && hotMovieBean.getSubjects().size() > 0) {
                    bindingView.xrvTop.refreshComplete();
                    mDouBanTopAdapter.addAll(hotMovieBean.getSubjects());
                    mDouBanTopAdapter.notifyDataSetChanged();
                } else {
                    bindingView.xrvTop.noMoreLoading();
                }
            }
        }
    });
    addSubscription(get);
}

Example 60 with StaggeredGridLayoutManager

use of android.support.v7.widget.StaggeredGridLayoutManager in project MultiPhotoPicker by wangeason.

the class PhotoPickerFragment method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    final View rootView = inflater.inflate(R.layout.fragment_photo_picker, container, false);
    photoGridAdapter = new PhotoMultiGridAdapter(getActivity(), directories);
    listAdapter = new PopupDirectoryListAdapter(getActivity(), directories);
    RecyclerView recyclerView = (RecyclerView) rootView.findViewById(R.id.rv_photos);
    StaggeredGridLayoutManager layoutManager = new StaggeredGridLayoutManager(3, OrientationHelper.VERTICAL);
    layoutManager.setGapStrategy(StaggeredGridLayoutManager.GAP_HANDLING_MOVE_ITEMS_BETWEEN_SPANS);
    recyclerView.setLayoutManager(layoutManager);
    recyclerView.setAdapter(photoGridAdapter);
    recyclerView.setItemAnimator(new DefaultItemAnimator());
    photoGridAdapter.setOnZoomListener(new OnZoomListener() {

        @Override
        public void onClick(View v, int position) {
            List<String> photos = photoGridAdapter.getCurrentPhotoPaths();
            int[] screenLocation = new int[2];
            v.getLocationOnScreen(screenLocation);
            ImagePagerFragment imagePagerFragment = ImagePagerFragment.newInstance(photos, position, screenLocation, v.getWidth(), v.getHeight());
            ((PhotoPickerActivity) getActivity()).addImagePagerFragment(imagePagerFragment, false);
        }
    });
    return rootView;
}