Example usage for android.view ViewConfiguration get

List of usage examples for android.view ViewConfiguration get

Introduction

In this page you can find the example usage for android.view ViewConfiguration get.

Prototype

public static ViewConfiguration get(Context context) 

Source Link

Document

Returns a configuration for the specified context.

Usage

From source file:com.appstu.sattafestival.swipe_list.SwipeListView.java

/**
 * Init ListView//  w w w  .j av  a2  s  .  c  om
 * 
 * @param attrs
 *            AttributeSet
 */
private void init(AttributeSet attrs) {

    int swipeMode = SWIPE_MODE_BOTH;
    boolean swipeOpenOnLongPress = true;
    boolean swipeCloseAllItemsWhenMoveList = true;
    long swipeAnimationTime = 0;
    float swipeOffsetLeft = 0;
    float swipeOffsetRight = 0;
    int swipeDrawableChecked = 0;
    int swipeDrawableUnchecked = 0;

    int swipeActionLeft = SWIPE_ACTION_REVEAL;
    int swipeActionRight = SWIPE_ACTION_REVEAL;

    if (attrs != null) {
        TypedArray styled = getContext().obtainStyledAttributes(attrs, R.styleable.SwipeListView);
        swipeActionLeft = styled.getInt(R.styleable.SwipeListView_swipeActionLeft, SWIPE_ACTION_REVEAL);
        swipeActionRight = styled.getInt(R.styleable.SwipeListView_swipeActionRight, SWIPE_ACTION_REVEAL);
        swipeOffsetLeft = styled.getDimension(R.styleable.SwipeListView_swipeOffsetLeft, 0);
        swipeOffsetRight = styled.getDimension(R.styleable.SwipeListView_swipeOffsetRight, 0);
        swipeOpenOnLongPress = styled.getBoolean(R.styleable.SwipeListView_swipeOpenOnLongPress, true);
        swipeAnimationTime = styled.getInteger(R.styleable.SwipeListView_swipeAnimationTime, 0);
        swipeCloseAllItemsWhenMoveList = styled
                .getBoolean(R.styleable.SwipeListView_swipeCloseAllItemsWhenMoveList, true);
        swipeDrawableChecked = styled.getResourceId(R.styleable.SwipeListView_swipeDrawableChecked, 0);
        swipeDrawableUnchecked = styled.getResourceId(R.styleable.SwipeListView_swipeDrawableUnchecked, 0);
        swipeFrontView = styled.getResourceId(R.styleable.SwipeListView_swipeFrontView, 0);
        swipeBackView = styled.getResourceId(R.styleable.SwipeListView_swipeBackView, 0);
        styled.recycle();
    }

    if (swipeFrontView == 0 || swipeBackView == 0) {
        swipeFrontView = getContext().getResources().getIdentifier(SWIPE_DEFAULT_FRONT_VIEW, "id",
                getContext().getPackageName());
        swipeBackView = getContext().getResources().getIdentifier(SWIPE_DEFAULT_BACK_VIEW, "id",
                getContext().getPackageName());

        if (swipeFrontView == 0 || swipeBackView == 0) {
            throw new RuntimeException(String.format(
                    "You forgot the attributes swipeFrontView or swipeBackView. You can setEvents this attributes or use '%s' and '%s' identifiers",
                    SWIPE_DEFAULT_FRONT_VIEW, SWIPE_DEFAULT_BACK_VIEW));
        }
    }

    final ViewConfiguration configuration = ViewConfiguration.get(getContext());
    touchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    touchListener = new SwipeListViewTouchListener(this, swipeFrontView, swipeBackView);
    if (swipeAnimationTime > 0) {
        touchListener.setAnimationTime(swipeAnimationTime);
    }
    touchListener.setRightOffset(swipeOffsetRight);
    touchListener.setLeftOffset(swipeOffsetLeft);
    touchListener.setSwipeActionLeft(swipeActionLeft);
    touchListener.setSwipeActionRight(swipeActionRight);
    touchListener.setSwipeMode(SWIPE_MODE_RIGHT);
    touchListener.setSwipeClosesAllItemsWhenListMoves(swipeCloseAllItemsWhenMoveList);
    touchListener.setSwipeOpenOnLongPress(swipeOpenOnLongPress);
    touchListener.setSwipeDrawableChecked(swipeDrawableChecked);
    touchListener.setSwipeDrawableUnchecked(swipeDrawableUnchecked);
    setOnTouchListener(touchListener);
    setOnScrollListener(touchListener.makeScrollListener());
}

From source file:cn.bvin.app.swiperefresh.OldSwipeRefreshLayout.java

/**
 * Constructor that is called when inflating SwipeRefreshLayout from XML.
 *
 * @param context/*ww w .j  a  v a2  s  . c  o m*/
 * @param attrs
 */
public OldSwipeRefreshLayout(Context context, AttributeSet attrs) {
    super(context, attrs);

    mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();

    mMediumAnimationDuration = getResources().getInteger(android.R.integer.config_mediumAnimTime);

    setWillNotDraw(false);
    mProgressBar = new SwipeProgressBar(this);
    final DisplayMetrics metrics = getResources().getDisplayMetrics();
    mProgressBarHeight = (int) (metrics.density * PROGRESS_BAR_HEIGHT);
    mDecelerateInterpolator = new DecelerateInterpolator(DECELERATE_INTERPOLATION_FACTOR);
    mAccelerateInterpolator = new AccelerateInterpolator(ACCELERATE_INTERPOLATION_FACTOR);

    final TypedArray a = context.obtainStyledAttributes(attrs, LAYOUT_ATTRS);
    setEnabled(a.getBoolean(0, true));
    a.recycle();
}

From source file:cn.fantasee.swipwmenulistview.swipelistview.SwipeListView.java

/**
 * Init ListView//from  w  w  w  .  j  av  a  2  s  . co m
 *
 * @param attrs AttributeSet
 */
private void init(AttributeSet attrs) {

    int swipeMode = SWIPE_MODE_BOTH;
    boolean swipeOpenOnLongPress = true;
    boolean swipeCloseAllItemsWhenMoveList = true;
    long swipeAnimationTime = 0;
    float swipeOffsetLeft = 0;
    float swipeOffsetRight = 0;
    int swipeDrawableChecked = 0;
    int swipeDrawableUnchecked = 0;

    int swipeActionLeft = SWIPE_ACTION_REVEAL;
    int swipeActionRight = SWIPE_ACTION_REVEAL;

    if (attrs != null) {
        TypedArray styled = getContext().obtainStyledAttributes(attrs, R.styleable.SwipeListView);
        swipeMode = styled.getInt(R.styleable.SwipeListView_swipeMode, SWIPE_MODE_BOTH);
        swipeActionLeft = styled.getInt(R.styleable.SwipeListView_swipeActionLeft, SWIPE_ACTION_REVEAL);
        swipeActionRight = styled.getInt(R.styleable.SwipeListView_swipeActionRight, SWIPE_ACTION_REVEAL);
        swipeOffsetLeft = styled.getDimension(R.styleable.SwipeListView_swipeOffsetLeft, 0);
        swipeOffsetRight = styled.getDimension(R.styleable.SwipeListView_swipeOffsetRight, 0);
        swipeOpenOnLongPress = styled.getBoolean(R.styleable.SwipeListView_swipeOpenOnLongPress, true);
        swipeAnimationTime = styled.getInteger(R.styleable.SwipeListView_swipeAnimationTime, 0);
        swipeCloseAllItemsWhenMoveList = styled
                .getBoolean(R.styleable.SwipeListView_swipeCloseAllItemsWhenMoveList, true);
        swipeDrawableChecked = styled.getResourceId(R.styleable.SwipeListView_swipeDrawableChecked, 0);
        swipeDrawableUnchecked = styled.getResourceId(R.styleable.SwipeListView_swipeDrawableUnchecked, 0);
        swipeFrontView = styled.getResourceId(R.styleable.SwipeListView_swipeFrontView, 0);
        swipeBackView = styled.getResourceId(R.styleable.SwipeListView_swipeBackView, 0);
        styled.recycle();
    }

    if (swipeFrontView == 0 || swipeBackView == 0) {
        swipeFrontView = getContext().getResources().getIdentifier(SWIPE_DEFAULT_FRONT_VIEW, "id",
                getContext().getPackageName());
        swipeBackView = getContext().getResources().getIdentifier(SWIPE_DEFAULT_BACK_VIEW, "id",
                getContext().getPackageName());

        if (swipeFrontView == 0 || swipeBackView == 0) {
            throw new RuntimeException(String.format(
                    "You forgot the attributes swipeFrontView or swipeBackView. You can add this attributes or use '%s' and '%s' identifiers",
                    SWIPE_DEFAULT_FRONT_VIEW, SWIPE_DEFAULT_BACK_VIEW));
        }
    }

    final ViewConfiguration configuration = ViewConfiguration.get(getContext());
    touchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    touchListener = new SwipeListViewTouchListener(this, swipeFrontView, swipeBackView);
    if (swipeAnimationTime > 0) {
        touchListener.setAnimationTime(swipeAnimationTime);
    }
    touchListener.setRightOffset(swipeOffsetRight);
    touchListener.setLeftOffset(swipeOffsetLeft);
    touchListener.setSwipeActionLeft(swipeActionLeft);
    touchListener.setSwipeActionRight(swipeActionRight);
    touchListener.setSwipeMode(swipeMode);
    touchListener.setSwipeClosesAllItemsWhenListMoves(swipeCloseAllItemsWhenMoveList);
    touchListener.setSwipeOpenOnLongPress(swipeOpenOnLongPress);
    touchListener.setSwipeDrawableChecked(swipeDrawableChecked);
    touchListener.setSwipeDrawableUnchecked(swipeDrawableUnchecked);
    setOnTouchListener(touchListener);
    setOnScrollListener(touchListener.makeScrollListener());
}

From source file:com.comcast.freeflow.core.FreeFlowContainer.java

@Override
protected void init(Context context) {
    // usedViews = new HashMap<Object, FreeFlowItem>();
    // usedHeaderViews = new HashMap<Object, FreeFlowItem>();

    setWillNotDraw(false);//  ww w .j a  v  a 2s.c  o  m

    viewpool = new ViewPool();
    frames = new HashMap<Object, FreeFlowItem>();

    ViewConfiguration configuration = ViewConfiguration.get(context);
    maxFlingVelocity = configuration.getScaledMaximumFlingVelocity();
    minFlingVelocity = configuration.getScaledMinimumFlingVelocity();
    overflingDistance = configuration.getScaledOverflingDistance();
    overscrollDistance = configuration.getScaledOverscrollDistance();

    touchSlop = configuration.getScaledTouchSlop();

    scroller = new OverScroller(context);
    mLeftEdge = new EdgeEffect(context);
    mRightEdge = new EdgeEffect(context);
    mTopEdge = new EdgeEffect(context);
    mBottomEdge = new EdgeEffect(context);

}

From source file:com.fruitmill.grapes.utils.CustomSwipeRefreshLayout.java

/**
 * Constructor that is called when inflating SwipeRefreshLayout from XML.
 * @param context/*from ww w.  j  a  v a2  s  .  com*/
 * @param attrs
 */
public CustomSwipeRefreshLayout(Context context, AttributeSet attrs) {
    super(context, attrs);

    mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();

    mMediumAnimationDuration = getResources().getInteger(android.R.integer.config_mediumAnimTime);

    setWillNotDraw(false);
    mProgressBar = new SwipeProgressBar(this);
    final DisplayMetrics metrics = getResources().getDisplayMetrics();
    mProgressBarHeight = (int) (metrics.density * PROGRESS_BAR_HEIGHT);
    mDecelerateInterpolator = new DecelerateInterpolator(DECELERATE_INTERPOLATION_FACTOR);
    mAccelerateInterpolator = new AccelerateInterpolator(ACCELERATE_INTERPOLATION_FACTOR);

    final TypedArray a = context.obtainStyledAttributes(attrs, LAYOUT_ATTRS);
    setEnabled(a.getBoolean(0, true));
    a.recycle();
}

From source file:com.example.expand.test.testfeature.view.SwipeRefreshLayout.java

/**
 * Constructor that is called when inflating SwipeRefreshLayout from XML.
 * @param context//w  w w  .j a v a2 s . co m
 * @param attrs
 */
public SwipeRefreshLayout(Context context, AttributeSet attrs) {
    super(context, attrs);

    mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();

    mMediumAnimationDuration = getResources().getInteger(android.R.integer.config_mediumAnimTime);

    setWillNotDraw(false);
    //        mProgressBar = new SwipeProgressBar(this);
    final DisplayMetrics metrics = getResources().getDisplayMetrics();
    mProgressBarHeight = (int) (metrics.density * PROGRESS_BAR_HEIGHT);
    mDecelerateInterpolator = new DecelerateInterpolator(DECELERATE_INTERPOLATION_FACTOR);
    mAccelerateInterpolator = new AccelerateInterpolator(ACCELERATE_INTERPOLATION_FACTOR);

    final TypedArray a = context.obtainStyledAttributes(attrs, LAYOUT_ATTRS);
    setEnabled(a.getBoolean(0, true));
    a.recycle();
}

From source file:com.flashgugu.library.widgets.paginationseekbar.PaginationSeekBar.java

public PaginationSeekBar(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);
    setFocusable(true);//from ww w  .  j ava  2  s.co  m
    setWillNotDraw(false);

    mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();
    float density = context.getResources().getDisplayMetrics().density;
    mTrackHeight = (int) (1 * density);
    mScrubberHeight = (int) (4 * density);
    int thumbSize = (int) (density * ThumbDrawable.DEFAULT_SIZE_DP);

    //Extra pixels for a touch area of 48dp
    int touchBounds = (int) (density * 32);
    mAddedTouchBounds = (touchBounds - thumbSize) / 2;

    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.PaginationSeekBar,
            R.attr.paginationSeekBarStyle, defStyle);

    int max = 100;
    int min = 0;
    int value = 1;
    mMirrorForRtl = a.getBoolean(R.styleable.PaginationSeekBar_psb_mirrorForRtl, mMirrorForRtl);
    mAllowTrackClick = a.getBoolean(R.styleable.PaginationSeekBar_psb_allowTrackClickToDrag, mAllowTrackClick);

    int indexMax = R.styleable.PaginationSeekBar_psb_max;
    int indexMin = R.styleable.PaginationSeekBar_psb_min;
    int indexValue = R.styleable.PaginationSeekBar_psb_value;
    pageCountPerOneBoard = R.styleable.PaginationSeekBar_psb_pageCountPerOneBoard;
    final TypedValue out = new TypedValue();
    //Not sure why, but we wanted to be able to use dimensions here...
    if (a.getValue(indexMax, out)) {
        if (out.type == TypedValue.TYPE_DIMENSION) {
            max = a.getDimensionPixelSize(indexMax, max);
        } else {
            max = a.getInteger(indexMax, max);
        }
    }
    if (a.getValue(indexMin, out)) {
        if (out.type == TypedValue.TYPE_DIMENSION) {
            min = a.getDimensionPixelSize(indexMin, min);
        } else {
            min = a.getInteger(indexMin, min);
        }
    }
    if (a.getValue(indexValue, out)) {
        if (out.type == TypedValue.TYPE_DIMENSION) {
            value = a.getDimensionPixelSize(indexValue, value);
        } else {
            value = a.getInteger(indexValue, value);
        }
    }
    if (a.getValue(pageCountPerOneBoard, out)) {
        pageCountPerOneBoard = a.getInteger(pageCountPerOneBoard, pageCountPerOneBoard);
    }
    mMin = min;
    mMax = Math.max(min + 1, max);
    mValue = Math.max(min, Math.min(max, value));
    updateKeyboardRange();

    mIndicatorFormatter = a.getString(R.styleable.PaginationSeekBar_psb_indicatorFormatter);

    ColorStateList trackColor = a.getColorStateList(R.styleable.PaginationSeekBar_psb_trackColor);
    ColorStateList progressColor = a.getColorStateList(R.styleable.PaginationSeekBar_psb_progressColor);
    ColorStateList rippleColor = a.getColorStateList(R.styleable.PaginationSeekBar_psb_rippleColor);
    int thumbTextColor = a.getColor(R.styleable.PaginationSeekBar_psb_thumbTextColor, Color.WHITE);
    boolean editMode = isInEditMode();
    if (editMode && rippleColor == null) {
        rippleColor = new ColorStateList(new int[][] { new int[] {} }, new int[] { Color.DKGRAY });
    }
    if (editMode && trackColor == null) {
        trackColor = new ColorStateList(new int[][] { new int[] {} }, new int[] { Color.GRAY });
    }
    if (editMode && progressColor == null) {
        progressColor = new ColorStateList(new int[][] { new int[] {} }, new int[] { 0xff009688 });
    }
    if (editMode && thumbTextColor == 0) {
        thumbTextColor = Color.WHITE;
    }
    mRipple = SeekBarCompat.getRipple(rippleColor);
    if (isLollipopOrGreater) {
        SeekBarCompat.setBackground(this, mRipple);
    } else {
        mRipple.setCallback(this);
    }

    TrackRectDrawable shapeDrawable = new TrackRectDrawable(trackColor);
    mTrack = shapeDrawable;
    mTrack.setCallback(this);

    shapeDrawable = new TrackRectDrawable(progressColor);
    mScrubber = shapeDrawable;
    mScrubber.setCallback(this);

    ThumbDrawable thumbDrawable = new ThumbDrawable(progressColor, thumbTextColor, thumbSize, mValue);
    mThumb = thumbDrawable;
    mThumb.setCallback(this);
    mThumb.setBounds(0, 0, mThumb.getIntrinsicWidth(), mThumb.getIntrinsicHeight());

    if (!editMode) {
        mIndicator = new PopupIndicator(context, attrs, defStyle, convertValueToMessage(mMax));
        mIndicator.setListener(mFloaterListener);
    }
    a.recycle();

    setNumericTransformer(new DefaultNumericTransformer());

    initPagecountPerOneboard(pageCountPerOneBoard);

}

From source file:com.aoeng.degu.views.swipe.SwipeListSingleView.java

/**
 * Init ListView/*w  w  w . j a v a 2s  .  c o  m*/
 * 
 * @param attrs
 *            AttributeSet
 */
private void init(AttributeSet attrs) {

    int swipeMode = SWIPE_MODE_BOTH;
    boolean swipeOpenOnLongPress = true;
    boolean swipeCloseAllItemsWhenMoveList = true;
    long swipeAnimationTime = 0;
    float swipeOffsetLeft = 0;
    float swipeOffsetRight = 0;
    int swipeDrawableChecked = 0;
    int swipeDrawableUnchecked = 0;

    int swipeActionLeft = SWIPE_ACTION_REVEAL;
    int swipeActionRight = SWIPE_ACTION_REVEAL;

    if (attrs != null) {
        TypedArray styled = getContext().obtainStyledAttributes(attrs, R.styleable.SwipeListView);
        swipeMode = styled.getInt(R.styleable.SwipeListView_swipeMode, SWIPE_MODE_BOTH);
        swipeActionLeft = styled.getInt(R.styleable.SwipeListView_swipeActionLeft, SWIPE_ACTION_REVEAL);
        swipeActionRight = styled.getInt(R.styleable.SwipeListView_swipeActionRight, SWIPE_ACTION_REVEAL);
        swipeOffsetLeft = styled.getDimension(R.styleable.SwipeListView_swipeOffsetLeft, 0);
        swipeOffsetRight = styled.getDimension(R.styleable.SwipeListView_swipeOffsetRight, 0);
        swipeOpenOnLongPress = styled.getBoolean(R.styleable.SwipeListView_swipeOpenOnLongPress, true);
        swipeAnimationTime = styled.getInteger(R.styleable.SwipeListView_swipeAnimationTime, 0);
        swipeCloseAllItemsWhenMoveList = styled
                .getBoolean(R.styleable.SwipeListView_swipeCloseAllItemsWhenMoveList, true);
        swipeDrawableChecked = styled.getResourceId(R.styleable.SwipeListView_swipeDrawableChecked, 0);
        swipeDrawableUnchecked = styled.getResourceId(R.styleable.SwipeListView_swipeDrawableUnchecked, 0);
        swipeFrontView = styled.getResourceId(R.styleable.SwipeListView_swipeFrontView, 0);
        swipeBackView = styled.getResourceId(R.styleable.SwipeListView_swipeBackView, 0);
    }

    if (swipeFrontView == 0 || swipeBackView == 0) {
        swipeFrontView = getContext().getResources().getIdentifier(SWIPE_DEFAULT_FRONT_VIEW, "id",
                getContext().getPackageName());
        swipeBackView = getContext().getResources().getIdentifier(SWIPE_DEFAULT_BACK_VIEW, "id",
                getContext().getPackageName());

        if (swipeFrontView == 0 || swipeBackView == 0) {
            throw new RuntimeException(String.format(
                    "You forgot the attributes swipeFrontView or swipeBackView. You can add this attributes or use '%s' and '%s' identifiers",
                    SWIPE_DEFAULT_FRONT_VIEW, SWIPE_DEFAULT_BACK_VIEW));
        }
    }

    final ViewConfiguration configuration = ViewConfiguration.get(getContext());
    touchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    touchListener = new SwipeListSingleViewTouchListener(this, swipeFrontView, swipeBackView);
    if (swipeAnimationTime > 0) {
        touchListener.setAnimationTime(swipeAnimationTime);
    }
    touchListener.setRightOffset(swipeOffsetRight);
    touchListener.setLeftOffset(swipeOffsetLeft);
    touchListener.setSwipeActionLeft(swipeActionLeft);
    touchListener.setSwipeActionRight(swipeActionRight);
    touchListener.setSwipeMode(swipeMode);
    touchListener.setSwipeClosesAllItemsWhenListMoves(swipeCloseAllItemsWhenMoveList);
    touchListener.setSwipeOpenOnLongPress(swipeOpenOnLongPress);
    touchListener.setSwipeDrawableChecked(swipeDrawableChecked);
    touchListener.setSwipeDrawableUnchecked(swipeDrawableUnchecked);
    setOnTouchListener(touchListener);
    setOnScrollListener(touchListener.makeScrollListener());
}

From source file:com.bitflake.counter.HorizontalPicker.java

public HorizontalPicker(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);

    // create the selector wheel paint
    TextPaint paint = new TextPaint();
    paint.setAntiAlias(true);//from  ww w  .  j  a  v  a 2  s  . co  m
    textPaint = paint;

    TypedArray a = context.getTheme().obtainStyledAttributes(attrs, R.styleable.HorizontalPicker, defStyle, 0);

    CharSequence[] values;
    int ellipsize = 3; // END default value
    int sideItems = this.sideItems;

    try {
        textColor = a.getColorStateList(R.styleable.HorizontalPicker_android_textColor);
        if (textColor == null) {
            textColor = ColorStateList.valueOf(0xFF000000);
        }

        values = a.getTextArray(R.styleable.HorizontalPicker_values);
        ellipsize = a.getInt(R.styleable.HorizontalPicker_android_ellipsize, ellipsize);
        marqueeRepeatLimit = a.getInt(R.styleable.HorizontalPicker_android_marqueeRepeatLimit,
                marqueeRepeatLimit);
        dividerSize = a.getDimension(R.styleable.HorizontalPicker_dividerSize, dividerSize);
        sideItems = a.getInt(R.styleable.HorizontalPicker_sideItems, sideItems);

        float textSize = a.getDimension(R.styleable.HorizontalPicker_android_textSize, -1);
        if (textSize > -1) {
            setTextSize(textSize);
        }
    } finally {
        a.recycle();
    }

    switch (ellipsize) {
    case 1:
        setEllipsize(TextUtils.TruncateAt.START);
        break;
    case 2:
        setEllipsize(TextUtils.TruncateAt.MIDDLE);
        break;
    case 3:
        setEllipsize(TextUtils.TruncateAt.END);
        break;
    case 4:
        setEllipsize(TextUtils.TruncateAt.MARQUEE);
        break;
    }

    Paint.FontMetricsInt fontMetricsInt = textPaint.getFontMetricsInt();
    boringMetrics = new BoringLayout.Metrics();
    boringMetrics.ascent = fontMetricsInt.ascent;
    boringMetrics.bottom = fontMetricsInt.bottom;
    boringMetrics.descent = fontMetricsInt.descent;
    boringMetrics.leading = fontMetricsInt.leading;
    boringMetrics.top = fontMetricsInt.top;
    boringMetrics.width = itemWidth;

    setWillNotDraw(false);

    flingScrollerX = new OverScroller(context);
    adjustScrollerX = new OverScroller(context, new DecelerateInterpolator(2.5f));

    // initialize constants
    ViewConfiguration configuration = ViewConfiguration.get(context);
    touchSlop = configuration.getScaledTouchSlop();
    mMinimumFlingVelocity = configuration.getScaledMinimumFlingVelocity();
    maximumFlingVelocity = configuration.getScaledMaximumFlingVelocity()
            / SELECTOR_MAX_FLING_VELOCITY_ADJUSTMENT;
    overscrollDistance = configuration.getScaledOverscrollDistance();

    previousScrollerX = Integer.MIN_VALUE;

    setValues(values);
    setSideItems(sideItems);

    touchHelper = new PickerTouchHelper(this);
    ViewCompat.setAccessibilityDelegate(this, touchHelper);

}

From source file:com.example.zhangyipeng.swipelibrary.SwipeListView.java

/**
 * Init ListView/*from w  w w.j a  v  a2  s .  c o  m*/
 *
 * @param attrs AttributeSet
 */
private void init(AttributeSet attrs) {

    int swipeMode = SWIPE_MODE_BOTH;
    boolean swipeOpenOnLongPress = true;
    boolean swipeCloseAllItemsWhenMoveList = true;
    long swipeAnimationTime = 0;
    float swipeOffsetLeft = 0;
    float swipeOffsetRight = 0;
    int swipeDrawableChecked = 0;
    int swipeDrawableUnchecked = 0;

    int swipeActionLeft = SWIPE_ACTION_REVEAL;
    int swipeActionRight = SWIPE_ACTION_REVEAL;

    if (attrs != null) {
        TypedArray styled = getContext().obtainStyledAttributes(attrs, R.styleable.SwipeListView);
        swipeMode = styled.getInt(R.styleable.SwipeListView_swipeMode, SWIPE_MODE_BOTH);
        swipeActionLeft = styled.getInt(R.styleable.SwipeListView_swipeActionLeft, SWIPE_ACTION_REVEAL);
        swipeActionRight = styled.getInt(R.styleable.SwipeListView_swipeActionRight, SWIPE_ACTION_REVEAL);
        swipeOffsetLeft = styled.getDimension(R.styleable.SwipeListView_swipeOffsetLeft, 0);
        swipeOffsetRight = styled.getDimension(R.styleable.SwipeListView_swipeOffsetRight, 0);
        swipeOpenOnLongPress = styled.getBoolean(R.styleable.SwipeListView_swipeOpenOnLongPress, true);
        swipeAnimationTime = styled.getInteger(R.styleable.SwipeListView_swipeAnimationTime, 0);
        swipeCloseAllItemsWhenMoveList = styled
                .getBoolean(R.styleable.SwipeListView_swipeCloseAllItemsWhenMoveList, true);
        swipeDrawableChecked = styled.getResourceId(R.styleable.SwipeListView_swipeDrawableChecked, 0);
        swipeDrawableUnchecked = styled.getResourceId(R.styleable.SwipeListView_swipeDrawableUnchecked, 0);
        swipeFrontView = styled.getResourceId(R.styleable.SwipeListView_swipeFrontView, 0);
        swipeBackView = styled.getResourceId(R.styleable.SwipeListView_swipeBackView, 0);
        styled.recycle();
    }

    if (swipeFrontView == 0 || swipeBackView == 0) {
        swipeFrontView = getContext().getResources().getIdentifier(SWIPE_DEFAULT_FRONT_VIEW, "id",
                getContext().getPackageName());
        swipeBackView = getContext().getResources().getIdentifier(SWIPE_DEFAULT_BACK_VIEW, "id",
                getContext().getPackageName());

        if (swipeFrontView == 0 || swipeBackView == 0) {
            throw new RuntimeException(String.format(
                    "You forgot the attributes swipeFrontView or swipeBackView. You can add this attributes or use '%s' and '%s' identifiers",
                    SWIPE_DEFAULT_FRONT_VIEW, SWIPE_DEFAULT_BACK_VIEW));
        }
    }

    final ViewConfiguration configuration = ViewConfiguration.get(getContext());
    touchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);//?
    touchListener = new SwipeListViewTouchListener(this, swipeFrontView, swipeBackView);
    if (swipeAnimationTime > 0) {
        touchListener.setAnimationTime(swipeAnimationTime);
    }
    touchListener.setRightOffset(swipeOffsetRight);
    touchListener.setLeftOffset(swipeOffsetLeft);
    touchListener.setSwipeActionLeft(swipeActionLeft);
    touchListener.setSwipeActionRight(swipeActionRight);
    touchListener.setSwipeMode(swipeMode);
    touchListener.setSwipeClosesAllItemsWhenListMoves(swipeCloseAllItemsWhenMoveList);
    touchListener.setSwipeOpenOnLongPress(swipeOpenOnLongPress);
    touchListener.setSwipeDrawableChecked(swipeDrawableChecked);
    touchListener.setSwipeDrawableUnchecked(swipeDrawableUnchecked);
    setOnTouchListener(touchListener);
    setOnScrollListener(touchListener.makeScrollListener());
}