Examples with ItemTouchHelper android.support.v7.widget.helper.ItemTouchHelper used on opensource projects

Example 76 with ItemTouchHelper

use of android.support.v7.widget.helper.ItemTouchHelper in project Shuttle by timusus.

the class DetailFragment method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    rootView = inflater.inflate(R.layout.fragment_detail, container, false);
    recyclerView = (RecyclerView) rootView.findViewById(R.id.recyclerView);
    recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
    recyclerView.setAdapter(adapter);
    if (canEdit()) {
        itemTouchHelper = new ItemTouchHelper(new ItemTouchHelperCallback((from, to) -> {
            long songViewCount = Stream.of(adapter.items).filter(adaptableItem -> adaptableItem instanceof SongView).count();
            int offset = (int) (adapter.getItemCount() - songViewCount);
            if (to >= offset) {
                adapter.moveItem(from, to);
            }
        }, (from, to) -> {
            // The 'offset' here is the number of items in the list which are not
            // SongViews. We need this to determine the actual playlist positions of the items.
            long songViewCount = Stream.of(adapter.items).filter(adaptableItem -> adaptableItem instanceof SongView).count();
            int offset = (int) (adapter.getItemCount() - songViewCount);
            from -= offset;
            to -= offset;
            try {
                MediaStore.Audio.Playlists.Members.moveItem(getActivity().getContentResolver(), playlist.id, from, to);
            } catch (IllegalArgumentException e) {
                CrashlyticsCore.getInstance().log(String.format("Failed to move playlist item from %s to %s. Adapter count: %s. Error:%s", from, to, adapter.getItemCount(), e.getMessage()));
            }
        }, null));
        itemTouchHelper.attachToRecyclerView(recyclerView);
    }
    fab = (FloatingActionButton) rootView.findViewById(R.id.fab);
    fab.setOnClickListener(this);
    lineOne = (TextView) rootView.findViewById(R.id.line_one);
    lineTwo = (TextView) rootView.findViewById(R.id.line_two);
    overflowButton = (NonScrollImageButton) rootView.findViewById(R.id.btn_overflow);
    overflowButton.setOnClickListener(this);
    if (albumArtist != null) {
        lineOne.setText(albumArtist.name);
        overflowButton.setContentDescription(getString(R.string.btn_options, albumArtist.name));
    } else if (album != null) {
        lineOne.setText(album.name);
        overflowButton.setContentDescription(getString(R.string.btn_options, album.name));
    } else if (genre != null) {
        lineOne.setText(genre.name);
        overflowButton.setVisibility(View.GONE);
    } else if (playlist != null) {
        lineOne.setText(playlist.name);
        overflowButton.setContentDescription(getString(R.string.btn_options, playlist.name));
    }
    textProtectionScrim = rootView.findViewById(R.id.textProtectionScrim);
    headerImageView = (ImageView) rootView.findViewById(R.id.background);
    String transitionName = getArguments().getString(ARG_TRANSITION_NAME);
    ViewCompat.setTransitionName(headerImageView, transitionName);
    if (transitionName != null) {
        textProtectionScrim.setVisibility(View.GONE);
        fab.setVisibility(View.GONE);
    }
    int width = ResourceUtils.getScreenSize().width + ResourceUtils.toPixels(60);
    int height = getResources().getDimensionPixelSize(R.dimen.header_view_height);
    if (albumArtist != null || album != null) {
        requestManager.load(albumArtist == null ? album : albumArtist).override(width, height).diskCacheStrategy(DiskCacheStrategy.SOURCE).priority(Priority.HIGH).placeholder(GlideUtils.getPlaceHolderDrawable(albumArtist == null ? album.name : albumArtist.name, false)).centerCrop().animate(new AlwaysCrossFade(false)).into(headerImageView);
    }
    actionMode = null;
    //Set the RecyclerView HeaderView height equal to the headerItem height
    headerView = rootView.findViewById(R.id.headerView);
    headerView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {

        @Override
        public void onGlobalLayout() {
            headerView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
            DetailFragment.this.headerItem.height = headerView.getHeight();
        }
    });
    recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {

        @Override
        public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
            super.onScrolled(recyclerView, dx, dy);
            headerTranslation = headerView.getTranslationY() - dy;
            headerImageTranslation = headerImageView.getTranslationY() + dy / 2;
            //the header translation.
            if (headerTranslation == 0) {
                headerImageTranslation = 0;
            }
            float ratio = Math.min(1, -headerTranslation / headerView.getHeight());
            headerView.setTranslationY(headerTranslation);
            headerImageView.setTranslationY(headerImageTranslation);
            //when recreating this fragment.
            if (getActivity() != null) {
                if (((MainActivity) getActivity()).canSetAlpha()) {
                    ((MainActivity) getActivity()).setActionBarAlpha(ratio, true);
                }
            }
        }
    });
    themeUIComponents();
    headerView.setTranslationY(headerTranslation);
    headerImageView.setTranslationY(headerImageTranslation);
    return rootView;
}

Example 77 with ItemTouchHelper

use of android.support.v7.widget.helper.ItemTouchHelper in project plaid by nickbutcher.

the class HomeActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_home);
    ButterKnife.bind(this);
    drawer.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
    setActionBar(toolbar);
    if (savedInstanceState == null) {
        animateToolbar();
    }
    setExitSharedElementCallback(FeedAdapter.createSharedElementReenterCallback(this));
    dribbblePrefs = DribbblePrefs.get(this);
    designerNewsPrefs = DesignerNewsPrefs.get(this);
    filtersAdapter = new FilterAdapter(this, SourceManager.getSources(this), new FilterAdapter.FilterAuthoriser() {

        @Override
        public void requestDribbbleAuthorisation(View sharedElement, Source forSource) {
            Intent login = new Intent(HomeActivity.this, DribbbleLogin.class);
            MorphTransform.addExtras(login, ContextCompat.getColor(HomeActivity.this, R.color.background_dark), sharedElement.getHeight() / 2);
            ActivityOptions options = ActivityOptions.makeSceneTransitionAnimation(HomeActivity.this, sharedElement, getString(R.string.transition_dribbble_login));
            startActivityForResult(login, getAuthSourceRequestCode(forSource), options.toBundle());
        }
    });
    dataManager = new DataManager(this, filtersAdapter) {

        @Override
        public void onDataLoaded(List<? extends PlaidItem> data) {
            adapter.addAndResort(data);
            checkEmptyState();
        }
    };
    adapter = new FeedAdapter(this, dataManager, columns, PocketUtils.isPocketInstalled(this));
    grid.setAdapter(adapter);
    layoutManager = new GridLayoutManager(this, columns);
    layoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {

        @Override
        public int getSpanSize(int position) {
            return adapter.getItemColumnSpan(position);
        }
    });
    grid.setLayoutManager(layoutManager);
    grid.addOnScrollListener(toolbarElevation);
    grid.addOnScrollListener(new InfiniteScrollListener(layoutManager, dataManager) {

        @Override
        public void onLoadMore() {
            dataManager.loadAllDataSources();
        }
    });
    grid.setHasFixedSize(true);
    grid.addItemDecoration(new GridItemDividerDecoration(adapter.getDividedViewHolderClasses(), this, R.dimen.divider_height, R.color.divider));
    grid.setItemAnimator(new HomeGridItemAnimator());
    // drawer layout treats fitsSystemWindows specially so we have to handle insets ourselves
    drawer.setOnApplyWindowInsetsListener(new View.OnApplyWindowInsetsListener() {

        @Override
        public WindowInsets onApplyWindowInsets(View v, WindowInsets insets) {
            // inset the toolbar down by the status bar height
            ViewGroup.MarginLayoutParams lpToolbar = (ViewGroup.MarginLayoutParams) toolbar.getLayoutParams();
            lpToolbar.topMargin += insets.getSystemWindowInsetTop();
            lpToolbar.leftMargin += insets.getSystemWindowInsetLeft();
            lpToolbar.rightMargin += insets.getSystemWindowInsetRight();
            toolbar.setLayoutParams(lpToolbar);
            // inset the grid top by statusbar+toolbar & the bottom by the navbar (don't clip)
            grid.setPadding(// landscape
            grid.getPaddingLeft() + insets.getSystemWindowInsetLeft(), insets.getSystemWindowInsetTop() + ViewUtils.getActionBarSize(HomeActivity.this), // landscape
            grid.getPaddingRight() + insets.getSystemWindowInsetRight(), grid.getPaddingBottom() + insets.getSystemWindowInsetBottom());
            // inset the fab for the navbar
            ViewGroup.MarginLayoutParams lpFab = (ViewGroup.MarginLayoutParams) fab.getLayoutParams();
            // portrait
            lpFab.bottomMargin += insets.getSystemWindowInsetBottom();
            // landscape
            lpFab.rightMargin += insets.getSystemWindowInsetRight();
            fab.setLayoutParams(lpFab);
            View postingStub = findViewById(R.id.stub_posting_progress);
            ViewGroup.MarginLayoutParams lpPosting = (ViewGroup.MarginLayoutParams) postingStub.getLayoutParams();
            // portrait
            lpPosting.bottomMargin += insets.getSystemWindowInsetBottom();
            // landscape
            lpPosting.rightMargin += insets.getSystemWindowInsetRight();
            postingStub.setLayoutParams(lpPosting);
            // we place a background behind the status bar to combine with it's semi-transparent
            // color to get the desired appearance.  Set it's height to the status bar height
            View statusBarBackground = findViewById(R.id.status_bar_background);
            FrameLayout.LayoutParams lpStatus = (FrameLayout.LayoutParams) statusBarBackground.getLayoutParams();
            lpStatus.height = insets.getSystemWindowInsetTop();
            statusBarBackground.setLayoutParams(lpStatus);
            // inset the filters list for the status bar / navbar
            // need to set the padding end for landscape case
            final boolean ltr = filtersList.getLayoutDirection() == View.LAYOUT_DIRECTION_LTR;
            filtersList.setPaddingRelative(filtersList.getPaddingStart(), filtersList.getPaddingTop() + insets.getSystemWindowInsetTop(), filtersList.getPaddingEnd() + (ltr ? insets.getSystemWindowInsetRight() : 0), filtersList.getPaddingBottom() + insets.getSystemWindowInsetBottom());
            // clear this listener so insets aren't re-applied
            drawer.setOnApplyWindowInsetsListener(null);
            return insets.consumeSystemWindowInsets();
        }
    });
    setupTaskDescription();
    filtersList.setAdapter(filtersAdapter);
    filtersList.setItemAnimator(new FilterAdapter.FilterAnimator());
    filtersAdapter.registerFilterChangedCallback(filtersChangedCallbacks);
    dataManager.loadAllDataSources();
    ItemTouchHelper.Callback callback = new FilterTouchHelperCallback(filtersAdapter);
    ItemTouchHelper itemTouchHelper = new ItemTouchHelper(callback);
    itemTouchHelper.attachToRecyclerView(filtersList);
    checkEmptyState();
}

Example 78 with ItemTouchHelper

use of android.support.v7.widget.helper.ItemTouchHelper in project BaseRecyclerViewAdapterHelper by CymChad.

the class ItemDragAndSwipeUseActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_item_touch_use);
    setBackBtn();
    setTitle("ItemDrag  And Swipe");
    mRecyclerView = (RecyclerView) findViewById(R.id.rv_list);
    mRecyclerView.setLayoutManager(new LinearLayoutManager(this));
    mData = generateData(50);
    OnItemDragListener listener = new OnItemDragListener() {

        @Override
        public void onItemDragStart(RecyclerView.ViewHolder viewHolder, int pos) {
            Log.d(TAG, "drag start");
            BaseViewHolder holder = ((BaseViewHolder) viewHolder);
        //                holder.setTextColor(R.id.tv, Color.WHITE);
        }

        @Override
        public void onItemDragMoving(RecyclerView.ViewHolder source, int from, RecyclerView.ViewHolder target, int to) {
            Log.d(TAG, "move from: " + source.getAdapterPosition() + " to: " + target.getAdapterPosition());
        }

        @Override
        public void onItemDragEnd(RecyclerView.ViewHolder viewHolder, int pos) {
            Log.d(TAG, "drag end");
            BaseViewHolder holder = ((BaseViewHolder) viewHolder);
        //                holder.setTextColor(R.id.tv, Color.BLACK);
        }
    };
    final Paint paint = new Paint();
    paint.setAntiAlias(true);
    paint.setTextSize(20);
    paint.setColor(Color.BLACK);
    OnItemSwipeListener onItemSwipeListener = new OnItemSwipeListener() {

        @Override
        public void onItemSwipeStart(RecyclerView.ViewHolder viewHolder, int pos) {
            Log.d(TAG, "view swiped start: " + pos);
            BaseViewHolder holder = ((BaseViewHolder) viewHolder);
        //                holder.setTextColor(R.id.tv, Color.WHITE);
        }

        @Override
        public void clearView(RecyclerView.ViewHolder viewHolder, int pos) {
            Log.d(TAG, "View reset: " + pos);
            BaseViewHolder holder = ((BaseViewHolder) viewHolder);
        //                holder.setTextColor(R.id.tv, Color.BLACK);
        }

        @Override
        public void onItemSwiped(RecyclerView.ViewHolder viewHolder, int pos) {
            Log.d(TAG, "View Swiped: " + pos);
        }

        @Override
        public void onItemSwipeMoving(Canvas canvas, RecyclerView.ViewHolder viewHolder, float dX, float dY, boolean isCurrentlyActive) {
            canvas.drawColor(ContextCompat.getColor(ItemDragAndSwipeUseActivity.this, R.color.color_light_blue));
        //                canvas.drawText("Just some text", 0, 40, paint);
        }
    };
    mAdapter = new ItemDragAdapter(mData);
    mItemDragAndSwipeCallback = new ItemDragAndSwipeCallback(mAdapter);
    mItemTouchHelper = new ItemTouchHelper(mItemDragAndSwipeCallback);
    mItemTouchHelper.attachToRecyclerView(mRecyclerView);
    //mItemDragAndSwipeCallback.setDragMoveFlags(ItemTouchHelper.LEFT | ItemTouchHelper.RIGHT | ItemTouchHelper.UP | ItemTouchHelper.DOWN);
    mItemDragAndSwipeCallback.setSwipeMoveFlags(ItemTouchHelper.START | ItemTouchHelper.END);
    mAdapter.enableSwipeItem();
    mAdapter.setOnItemSwipeListener(onItemSwipeListener);
    mAdapter.enableDragItem(mItemTouchHelper);
    mAdapter.setOnItemDragListener(listener);
    //        mRecyclerView.addItemDecoration(new GridItemDecoration(this ,R.drawable.list_divider));
    mRecyclerView.setAdapter(mAdapter);
    mRecyclerView.addOnItemTouchListener(new OnItemClickListener() {

        @Override
        public void onSimpleItemClick(final BaseQuickAdapter adapter, final View view, final int position) {
            ToastUtils.showShortToast("点击了" + position);
        }
    });
}

Example 79 with ItemTouchHelper

use of android.support.v7.widget.helper.ItemTouchHelper 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 80 with ItemTouchHelper

use of android.support.v7.widget.helper.ItemTouchHelper 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;
}