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

Example 31 with RIGHT

use of android.support.v7.widget.helper.ItemTouchHelper.RIGHT in project platform_frameworks_base by android.

the class FocusManager method findTargetPosition.

/**
     * Finds the destination position where the focus should land for a given navigation event.
     *
     * @param view The view that received the event.
     * @param keyCode The key code for the event.
     * @param event
     * @return The adapter position of the destination item. Could be RecyclerView.NO_POSITION.
     */
private int findTargetPosition(View view, int keyCode, KeyEvent event) {
    switch(keyCode) {
        case KeyEvent.KEYCODE_MOVE_HOME:
            return 0;
        case KeyEvent.KEYCODE_MOVE_END:
            return mAdapter.getItemCount() - 1;
        case KeyEvent.KEYCODE_PAGE_UP:
        case KeyEvent.KEYCODE_PAGE_DOWN:
            return findPagedTargetPosition(view, keyCode, event);
    }
    // Find a navigation target based on the arrow key that the user pressed.
    int searchDir = -1;
    switch(keyCode) {
        case KeyEvent.KEYCODE_DPAD_UP:
            searchDir = View.FOCUS_UP;
            break;
        case KeyEvent.KEYCODE_DPAD_DOWN:
            searchDir = View.FOCUS_DOWN;
            break;
    }
    if (inGridMode()) {
        int currentPosition = mView.getChildAdapterPosition(view);
        // Left and right arrow keys only work in grid mode.
        switch(keyCode) {
            case KeyEvent.KEYCODE_DPAD_LEFT:
                if (currentPosition > 0) {
                    // Stop backward focus search at the first item, otherwise focus will wrap
                    // around to the last visible item.
                    searchDir = View.FOCUS_BACKWARD;
                }
                break;
            case KeyEvent.KEYCODE_DPAD_RIGHT:
                if (currentPosition < mAdapter.getItemCount() - 1) {
                    // Stop forward focus search at the last item, otherwise focus will wrap
                    // around to the first visible item.
                    searchDir = View.FOCUS_FORWARD;
                }
                break;
        }
    }
    if (searchDir != -1) {
        // Focus search behaves badly if the parent RecyclerView is focused. However, focusable
        // shouldn't be unset on RecyclerView, otherwise focus isn't properly restored after
        // events that cause a UI rebuild (like rotating the device). Compromise: turn focusable
        // off while performing the focus search.
        // TODO: Revisit this when RV focus issues are resolved.
        mView.setFocusable(false);
        View targetView = view.focusSearch(searchDir);
        mView.setFocusable(true);
        // of the list.
        if (targetView != null) {
            // Ignore navigation targets that aren't items in the RecyclerView.
            if (targetView.getParent() == mView) {
                return mView.getChildAdapterPosition(targetView);
            }
        }
    }
    return RecyclerView.NO_POSITION;
}

Example 32 with RIGHT

use of android.support.v7.widget.helper.ItemTouchHelper.RIGHT in project SearchView by lapism.

the class SearchDivider method onDraw.

@Override
public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {
    if (divider == null) {
        super.onDraw(c, parent, state);
        return;
    }
    int left = 0;
    int right = 0;
    int top = 0;
    int bottom = 0;
    final int orientation = getOrientation(parent);
    final int childCount = parent.getChildCount();
    final boolean vertical = orientation == LinearLayoutManager.VERTICAL;
    final int size;
    if (vertical) {
        size = dividerHeight;
        left = parent.getPaddingLeft();
        right = parent.getWidth() - parent.getPaddingRight();
    } else {
        size = dividerWidth;
        top = parent.getPaddingTop();
        bottom = parent.getHeight() - parent.getPaddingBottom();
    }
    for (int i = 0; i < childCount; i++) {
        final View child = parent.getChildAt(i);
        final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int position = params.getViewLayoutPosition();
        if (position == 0) {
            continue;
        }
        if (vertical) {
            top = child.getTop() - params.topMargin - size;
            bottom = top + size;
        } else {
            left = child.getLeft() - params.leftMargin - size;
            right = left + size;
        }
        divider.setBounds(left, top, right, bottom);
        divider.draw(c);
    }
}

Example 33 with RIGHT

use of android.support.v7.widget.helper.ItemTouchHelper.RIGHT in project Hummingbird-for-Android by xiprox.

the class DividerItemDecoration method drawHorizontal.

public void drawHorizontal(Canvas c, RecyclerView parent) {
    final int top = parent.getPaddingTop();
    final int bottom = parent.getHeight() - parent.getPaddingBottom();
    final int childCount = parent.getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = parent.getChildAt(i);
        final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int left = child.getRight() + params.rightMargin;
        final int right = left + mDivider.getIntrinsicHeight();
        mDivider.setBounds(left, top, right, bottom);
        mDivider.draw(c);
    }
}

Example 34 with RIGHT

use of android.support.v7.widget.helper.ItemTouchHelper.RIGHT in project LookLook by xinghongfei.

the class GridItemDividerDecoration method onDrawOver.

@Override
public void onDrawOver(Canvas canvas, RecyclerView parent, RecyclerView.State state) {
    if (parent.isAnimating())
        return;
    final int childCount = parent.getChildCount();
    final RecyclerView.LayoutManager lm = parent.getLayoutManager();
    for (int i = 0; i < childCount; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.ViewHolder viewHolder = parent.getChildViewHolder(child);
        if (requiresDivider(viewHolder)) {
            final int right = lm.getDecoratedRight(child);
            final int bottom = lm.getDecoratedBottom(child);
            // draw the bottom divider
            canvas.drawRect(lm.getDecoratedLeft(child), bottom - dividerSize, right, bottom, paint);
            // draw the right edge divider
            canvas.drawRect(right - dividerSize, lm.getDecoratedTop(child), right, bottom - dividerSize, paint);
        }
    }
}

Example 35 with RIGHT

use of android.support.v7.widget.helper.ItemTouchHelper.RIGHT in project FlyRefresh by race604.

the class SampleItemAnimator method animateAddImpl.

@Override
protected void animateAddImpl(final RecyclerView.ViewHolder holder) {
    View target = holder.itemView;
    View icon = target.findViewById(R.id.icon);
    Animator swing = ObjectAnimator.ofFloat(icon, "rotationX", 45, 0);
    swing.setInterpolator(new OvershootInterpolator(5));
    View right = holder.itemView.findViewById(R.id.right);
    Animator rotateIn = ObjectAnimator.ofFloat(right, "rotationY", 90, 0);
    rotateIn.setInterpolator(new DecelerateInterpolator());
    AnimatorSet animator = new AnimatorSet();
    animator.setDuration(getAddDuration());
    animator.playTogether(swing, rotateIn);
    animator.start();
}