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

Example 6 with UP

use of android.support.v7.widget.helper.ItemTouchHelper.UP in project SuperSLiM by TonicArtos.

the class LayoutManager method getFractionOfContentAbove.

private float getFractionOfContentAbove(RecyclerView.State state, boolean ignorePosition) {
    float fractionOffscreen = 0;
    View child = getChildAt(0);
    final int anchorPosition = getPosition(child);
    int numBeforeAnchor = 0;
    float top = getDecoratedTop(child);
    float bottom = getDecoratedBottom(child);
    if (bottom < 0) {
        fractionOffscreen = 1;
    } else if (0 <= top) {
        fractionOffscreen = 0;
    } else {
        float height = getDecoratedMeasuredHeight(child);
        fractionOffscreen = -top / height;
    }
    SectionData sd = new SectionData(this, child);
    if (sd.headerParams.isHeader && sd.headerParams.isHeaderInline()) {
        // Header must not be stickied as it is not attached after section items.
        return fractionOffscreen;
    }
    // Run through all views in the section and add up values offscreen.
    int firstPosition = -1;
    SparseArray<Boolean> positionsOffscreen = new SparseArray<>();
    for (int i = 1; i < getChildCount(); i++) {
        child = getChildAt(i);
        LayoutParams lp = (LayoutParams) child.getLayoutParams();
        if (!sd.sameSectionManager(lp)) {
            break;
        }
        final int position = getPosition(child);
        if (!ignorePosition && position < anchorPosition) {
            numBeforeAnchor += 1;
        }
        top = getDecoratedTop(child);
        bottom = getDecoratedBottom(child);
        if (bottom < 0) {
            fractionOffscreen += 1;
        } else if (0 <= top) {
            continue;
        } else {
            float height = getDecoratedMeasuredHeight(child);
            fractionOffscreen += -top / height;
        }
        if (!lp.isHeader) {
            if (firstPosition == -1) {
                firstPosition = position;
            }
            positionsOffscreen.put(position, true);
        }
    }
    return fractionOffscreen - numBeforeAnchor - getSlm(sd).howManyMissingAbove(firstPosition, positionsOffscreen);
}

Example 7 with UP

use of android.support.v7.widget.helper.ItemTouchHelper.UP in project SuperSLiM by TonicArtos.

the class LayoutManager method fillToStart.

/**
     * Fill towards the start edge.
     *
     * @param leadingEdge Line to fill up to. Content will not be wholly beyond this line.
     * @param state       Layout state.
     * @return Line content was filled up to.
     */
private int fillToStart(int leadingEdge, LayoutState state) {
    View anchor = getAnchorAtStart();
    LayoutParams anchorParams = (LayoutParams) anchor.getLayoutParams();
    final int sfp = anchorParams.getTestedFirstPosition();
    final View first = getHeaderOrFirstViewForSection(sfp, Direction.START, state);
    final SectionData sd = new SectionData(this, first);
    final SectionLayoutManager slm = getSlm(sd);
    int markerLine;
    int anchorPosition = getPosition(anchor);
    if (anchorPosition == sd.firstPosition) {
        markerLine = getDecoratedTop(anchor);
    } else {
        if (anchorPosition - 1 == sd.firstPosition && sd.hasHeader) {
            // Already at first content position, so no more to do.
            markerLine = getDecoratedTop(anchor);
        } else {
            markerLine = slm.finishFillToStart(leadingEdge, anchor, sd, state);
        }
    }
    markerLine = updateHeaderForStart(first, leadingEdge, markerLine, sd, state);
    if (markerLine > leadingEdge) {
        markerLine = fillNextSectionToStart(leadingEdge, markerLine, state);
    }
    return markerLine;
}

Example 8 with UP

use of android.support.v7.widget.helper.ItemTouchHelper.UP in project SuperSLiM by TonicArtos.

the class LayoutManager method scrollVerticallyBy.

@Override
public int scrollVerticallyBy(int dy, RecyclerView.Recycler recycler, RecyclerView.State state) {
    int numChildren = getChildCount();
    if (numChildren == 0) {
        return 0;
    }
    LayoutState layoutState = new LayoutState(this, recycler, state);
    final Direction direction = dy > 0 ? Direction.END : Direction.START;
    final boolean isDirectionEnd = direction == Direction.END;
    final int height = getHeight();
    final int leadingEdge = isDirectionEnd ? height + dy : dy;
    // from the bottom up.
    if (isDirectionEnd) {
        final View end = getAnchorAtEnd();
        LayoutParams params = (LayoutParams) end.getLayoutParams();
        SectionLayoutManager slm = getSlm(params);
        final int endEdge = slm.getLowestEdge(params.getTestedFirstPosition(), getChildCount() - 1, getDecoratedBottom(end));
        if (endEdge < height - getPaddingBottom() && getPosition(end) == (state.getItemCount() - 1)) {
            return 0;
        }
    }
    final int fillEdge = fillUntil(leadingEdge, direction, layoutState);
    final int delta;
    if (isDirectionEnd) {
        // Add padding so we scroll to inset area at scroll end.
        int fillDelta = fillEdge - height + getPaddingBottom();
        delta = fillDelta < dy ? fillDelta : dy;
    } else {
        int fillDelta = fillEdge - getPaddingTop();
        delta = fillDelta > dy ? fillDelta : dy;
    }
    if (delta != 0) {
        offsetChildrenVertical(-delta);
        trimTail(isDirectionEnd ? Direction.START : Direction.END, layoutState);
    }
    layoutState.recycleCache();
    return delta;
}

Example 9 with UP

use of android.support.v7.widget.helper.ItemTouchHelper.UP in project Synthese_2BIN by TheYoungSensei.

the class ItemDetailActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_item_detail);
    Toolbar toolbar = (Toolbar) findViewById(R.id.detail_toolbar);
    setSupportActionBar(toolbar);
    // Show the Up button in the action bar.
    ActionBar actionBar = getSupportActionBar();
    if (actionBar != null) {
        actionBar.setDisplayHomeAsUpEnabled(true);
    }
    //
    if (savedInstanceState == null) {
        // Create the detail fragment and add it to the activity
        // using a fragment transaction.
        Bundle arguments = new Bundle();
        arguments.putString(ItemDetailFragment.ARG_ITEM_ID, getIntent().getStringExtra(ItemDetailFragment.ARG_ITEM_ID));
        ItemDetailFragment fragment = new ItemDetailFragment();
        fragment.setArguments(arguments);
        getSupportFragmentManager().beginTransaction().add(R.id.item_detail_container, fragment).commit();
    }
}

Example 10 with UP

use of android.support.v7.widget.helper.ItemTouchHelper.UP in project Synthese_2BIN by TheYoungSensei.

the class BusinessDayDetailActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_businessday_detail);
    Toolbar toolbar = (Toolbar) findViewById(R.id.detail_toolbar);
    setSupportActionBar(toolbar);
    // Show the Up button in the action bar.
    ActionBar actionBar = getSupportActionBar();
    if (actionBar != null) {
        actionBar.setDisplayHomeAsUpEnabled(true);
    }
    //
    if (savedInstanceState == null) {
        // Create the detail fragment and add it to the activity
        // using a fragment transaction.
        Bundle arguments = new Bundle();
        arguments.putString(BusinessDayDetailFragment.ARG_ITEM_ID, getIntent().getStringExtra(BusinessDayDetailFragment.ARG_ITEM_ID));
        BusinessDayDetailFragment fragment = new BusinessDayDetailFragment();
        fragment.setArguments(arguments);
        getSupportFragmentManager().beginTransaction().add(R.id.businessday_detail_container, fragment).commit();
    }
}