Example usage for android.support.v4.view ViewConfigurationCompat getScaledPagingTouchSlop

List of usage examples for android.support.v4.view ViewConfigurationCompat getScaledPagingTouchSlop

  1. HOME
  2. Java
  3. android
  4. android.support.v4.view.*
  5. ViewConfigurationCompat
  6. getScaledPagingTouchSlop

Introduction

In this page you can find the example usage for android.support.v4.view ViewConfigurationCompat getScaledPagingTouchSlop.

Prototype

public static int getScaledPagingTouchSlop(ViewConfiguration config)

Source Link

Document

Call ViewConfiguration#getScaledPagingTouchSlop() .

Usage

From source file:com.mixiaoxiao.mxxedgeeffect.widget.MxxViewPager.java

void initViewPager() {
    setWillNotDraw(false);/*w w  w .j  av  a2 s  . co m*/
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    final Context context = getContext();
    mScroller = new Scroller(context, sInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    final float density = context.getResources().getDisplayMetrics().density;

    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = (int) (MIN_FLING_VELOCITY * density);
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
    mLeftEdge = new MxxEdgeEffect(context);
    mRightEdge = new MxxEdgeEffect(context);

    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
    mCloseEnough = (int) (CLOSE_ENOUGH * density);
    mDefaultGutterSize = (int) (DEFAULT_GUTTER_SIZE * density);

    //        ViewCompat.setAccessibilityDelegate(this, new MyAccessibilityDelegate());

    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }
}

From source file:VerticalViewPager.java

void initVerticalViewPager() {
    setWillNotDraw(false);//from   w  ww  . ja  va  2  s . c  o  m
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    final Context context = getContext();
    mScroller = new Scroller(context, sInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    final float density = context.getResources().getDisplayMetrics().density;

    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = (int) (MIN_FLING_VELOCITY * density);
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
    mTopEdge = new EdgeEffectCompat(context);
    mBottomEdge = new EdgeEffectCompat(context);

    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
    mCloseEnough = (int) (CLOSE_ENOUGH * density);
    mDefaultGutterSize = (int) (DEFAULT_GUTTER_SIZE * density);

    ViewCompat.setAccessibilityDelegate(this, new MyAccessibilityDelegate());

    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }
}

From source file:au.com.glassechidna.velocityviewpager.VelocityViewPager.java

void initViewPager() {
    setWillNotDraw(false);/*from ww w . j  a  v a2 s.c  o m*/
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    final Context context = getContext();
    mScroller = new VelocityScroller(context, sInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    final float density = context.getResources().getDisplayMetrics().density;

    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = (int) (MIN_FLING_VELOCITY * density);
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
    mLeftEdge = new EdgeEffectCompat(context);
    mRightEdge = new EdgeEffectCompat(context);

    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
    mCloseEnough = (int) (CLOSE_ENOUGH * density);
    mDefaultGutterSize = (int) (DEFAULT_GUTTER_SIZE * density);

    ViewCompat.setAccessibilityDelegate(this, new MyAccessibilityDelegate());

    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }
}

From source file:cn.bmob.otaku.number_z.view.imagepager.PinchImageViewPager.java

void initViewPager() {
    setWillNotDraw(false);/*from w  w w. j a v a  2 s  .  c  o m*/
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    final Context context = getContext();
    mScroller = new Scroller(context, sInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    final float density = context.getResources().getDisplayMetrics().density;

    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = (int) (MIN_FLING_VELOCITY * density);
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
    mLeftEdge = new EdgeEffectCompat(context);
    mRightEdge = new EdgeEffectCompat(context);

    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
    mCloseEnough = (int) (CLOSE_ENOUGH * density);
    mDefaultGutterSize = (int) (DEFAULT_GUTTER_SIZE * density);

    ViewCompat.setAccessibilityDelegate(this, new MyAccessibilityDelegate());

    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }
}

From source file:com.shr.common.weiget.rolling.ViewPager.java

void initViewPager() {
    setWillNotDraw(false);/*from  w  ww  .  ja v a2  s .  c  o m*/
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    final Context context = getContext();
    //        mScroller = new Scroller(context, PathInterpolatorCompat.create(0.33f, 0.0f, 0.20f, 1.0f));
    mScroller = new Scroller(context, sInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    final float density = context.getResources().getDisplayMetrics().density;

    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = (int) (MIN_FLING_VELOCITY * density);
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
    mLeftEdge = new EdgeEffectCompat(context);
    mRightEdge = new EdgeEffectCompat(context);

    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
    mCloseEnough = (int) (CLOSE_ENOUGH * density);
    mDefaultGutterSize = (int) (DEFAULT_GUTTER_SIZE * density);

    ViewCompat.setAccessibilityDelegate(this, new MyAccessibilityDelegate());

    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }

}

From source file:com.isapp.android.circularviewpager.CircularViewPager.java

void initViewPager() {
    setWillNotDraw(false);/* w  w w  .j a  v a  2s. c  o  m*/
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
        setOverScrollMode(OVER_SCROLL_NEVER);
    }
    final Context context = getContext();
    mScroller = new Scroller(context, sInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    final float density = context.getResources().getDisplayMetrics().density;
    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = (int) (MIN_FLING_VELOCITY * density);
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
    mLeftEdge = new EdgeEffectCompat(context);
    mRightEdge = new EdgeEffectCompat(context);
    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
    mCloseEnough = (int) (CLOSE_ENOUGH * density);
    mDefaultGutterSize = (int) (DEFAULT_GUTTER_SIZE * density);
    ViewCompat.setAccessibilityDelegate(this, new MyAccessibilityDelegate());
    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }
}

From source file:com.example.myronlg.cardviewpagerdemo.CopyViewPager.java

void initViewPager() {
    setWillNotDraw(false);//from   w  w  w .j a  v a 2  s. c o m
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    final Context context = getContext();
    mScroller = new Scroller(context, sInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    final float density = context.getResources().getDisplayMetrics().density;

    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = (int) (MIN_FLING_VELOCITY * density);
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
    mLeftEdge = new EdgeEffectCompat(context);
    mRightEdge = new EdgeEffectCompat(context);

    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
    mCloseEnough = (int) (CLOSE_ENOUGH * density);
    mDefaultGutterSize = (int) (DEFAULT_GUTTER_SIZE * density);

    ViewCompat.setAccessibilityDelegate(this, new MyAccessibilityDelegate());

    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }

    prevPageVisibleWidth = context.getResources().getDisplayMetrics().widthPixels * 0.15F;
}

From source file:com.example.eventtest.CustomViews.ViewPager.java

void initViewPager() {
    //view??view?ondrawfalse?
    setWillNotDraw(false);// w  ww  .j  a v a  2s . c  o  m
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    final Context context = getContext();
    mScroller = new Scroller(context, sInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    final float density = context.getResources().getDisplayMetrics().density;

    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = (int) (MIN_FLING_VELOCITY * density);
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
    mLeftEdge = new EdgeEffectCompat(context);
    mRightEdge = new EdgeEffectCompat(context);

    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
    mCloseEnough = (int) (CLOSE_ENOUGH * density);
    mDefaultGutterSize = (int) (DEFAULT_GUTTER_SIZE * density);

    ViewCompat.setAccessibilityDelegate(this, new MyAccessibilityDelegate());

    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }

    ViewCompat.setOnApplyWindowInsetsListener(this, new android.support.v4.view.OnApplyWindowInsetsListener() {
        private final Rect mTempRect = new Rect();

        @Override
        public WindowInsetsCompat onApplyWindowInsets(final View v, final WindowInsetsCompat originalInsets) {
            // First let the ViewPager itself try and consume them...
            final WindowInsetsCompat applied = ViewCompat.onApplyWindowInsets(v, originalInsets);
            if (applied.isConsumed()) {
                // If the ViewPager consumed all insets, return now
                return applied;
            }

            // Now we'll manually dispatch the insets to our children. Since ViewPager
            // children are always full-height, we do not want to use the standard
            // ViewGroup dispatchApplyWindowInsets since if child 0 consumes them,
            // the rest of the children will not receive any insets. To workaround this
            // we manually dispatch the applied insets, not allowing children to
            // consume them from each other. We do however keep track of any insets
            // which are consumed, returning the union of our children's consumption
            final Rect res = mTempRect;
            res.left = applied.getSystemWindowInsetLeft();
            res.top = applied.getSystemWindowInsetTop();
            res.right = applied.getSystemWindowInsetRight();
            res.bottom = applied.getSystemWindowInsetBottom();

            for (int i = 0, count = getChildCount(); i < count; i++) {
                final WindowInsetsCompat childInsets = ViewCompat.dispatchApplyWindowInsets(getChildAt(i),
                        applied);
                // Now keep track of any consumed by tracking each dimension's min
                // value
                res.left = Math.min(childInsets.getSystemWindowInsetLeft(), res.left);
                res.top = Math.min(childInsets.getSystemWindowInsetTop(), res.top);
                res.right = Math.min(childInsets.getSystemWindowInsetRight(), res.right);
                res.bottom = Math.min(childInsets.getSystemWindowInsetBottom(), res.bottom);
            }

            // Now return a new WindowInsets, using the consumed window insets
            return applied.replaceSystemWindowInsets(res.left, res.top, res.right, res.bottom);
        }
    });
}

From source file:com.tandong.sa.vpic.TitlePageIndicator.java

public TitlePageIndicator(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);
    if (isInEditMode())
        return;//from   w w  w .  j  av  a2s  . c  o m

    // Load defaults from resources
    final Resources res = getResources();
    final int defaultFooterColor = res.getColor(context.getResources()
            .getIdentifier("default_title_indicator_footer_color", "color", context.getPackageName()));
    // final int defaultFooterColor = res
    // .getColor(R.color.default_title_indicator_footer_color);
    final float defaultFooterLineHeight = res.getDimension(context.getResources()
            .getIdentifier("default_title_indicator_footer_line_height", "dimen", context.getPackageName()));
    // final float defaultFooterLineHeight = res
    // .getDimension(R.dimen.default_title_indicator_footer_line_height);
    final int defaultFooterIndicatorStyle = res.getInteger(context.getResources().getIdentifier(
            "default_title_indicator_footer_indicator_style", "integer", context.getPackageName()));
    // final int defaultFooterIndicatorStyle = res
    // .getInteger(R.integer.default_title_indicator_footer_indicator_style);
    final float defaultFooterIndicatorHeight = res.getDimension(context.getResources().getIdentifier(
            "default_title_indicator_footer_indicator_height", "dimen", context.getPackageName()));
    // final float defaultFooterIndicatorHeight = res
    // .getDimension(R.dimen.default_title_indicator_footer_indicator_height);
    final float defaultFooterIndicatorUnderlinePadding = res.getDimension(context.getResources().getIdentifier(
            "default_title_indicator_footer_indicator_underline_padding", "dimen", context.getPackageName()));
    // final float defaultFooterIndicatorUnderlinePadding = res
    // .getDimension(R.dimen.default_title_indicator_footer_indicator_underline_padding);
    final float defaultFooterPadding = res.getDimension(context.getResources()
            .getIdentifier("default_title_indicator_footer_padding", "dimen", context.getPackageName()));
    // final float defaultFooterPadding = res
    // .getDimension(R.dimen.default_title_indicator_footer_padding);
    final int defaultLinePosition = res.getInteger(context.getResources()
            .getIdentifier("default_title_indicator_line_position", "integer", context.getPackageName()));
    // final int defaultLinePosition = res
    // .getInteger(R.integer.default_title_indicator_line_position);
    final int defaultSelectedColor = res.getColor(context.getResources()
            .getIdentifier("default_title_indicator_selected_color", "color", context.getPackageName()));
    // final int defaultSelectedColor = res
    // .getColor(R.color.default_title_indicator_selected_color);
    final boolean defaultSelectedBold = res.getBoolean(context.getResources()
            .getIdentifier("default_title_indicator_selected_bold", "bool", context.getPackageName()));
    // final boolean defaultSelectedBold = res
    // .getBoolean(R.bool.default_title_indicator_selected_bold);
    final int defaultTextColor = res.getColor(context.getResources()
            .getIdentifier("default_title_indicator_text_color", "color", context.getPackageName()));
    // final int defaultTextColor = res
    // .getColor(R.color.default_title_indicator_text_color);
    final float defaultTextSize = res.getDimension(context.getResources()
            .getIdentifier("default_title_indicator_text_size", "dimen", context.getPackageName()));
    // final float defaultTextSize = res
    // .getDimension(R.dimen.default_title_indicator_text_size);
    final float defaultTitlePadding = res.getDimension(context.getResources()
            .getIdentifier("default_title_indicator_title_padding", "dimen", context.getPackageName()));
    // final float defaultTitlePadding = res
    // .getDimension(R.dimen.default_title_indicator_title_padding);
    final float defaultClipPadding = res.getDimension(context.getResources()
            .getIdentifier("default_title_indicator_clip_padding", "dimen", context.getPackageName()));
    // final float defaultClipPadding = res
    // .getDimension(R.dimen.default_title_indicator_clip_padding);
    final float defaultTopPadding = res.getDimension(context.getResources()
            .getIdentifier("default_title_indicator_top_padding", "dimen", context.getPackageName()));
    // final float defaultTopPadding = res
    // .getDimension(R.dimen.default_title_indicator_top_padding);

    // Retrieve styles attributes
    TypedArray a = context.obtainStyledAttributes(attrs,
            new int[] {
                    getResources().getIdentifier("TitlePageIndicator", "styleable", context.getPackageName()) },
            defStyle, 0);
    // TypedArray a = context.obtainStyledAttributes(attrs,
    // R.styleable.TitlePageIndicator, defStyle, 0);

    // Retrieve the colors to be used for this view and apply them.
    mFooterLineHeight = a.getDimension(getResources().getIdentifier("TitlePageIndicator_footerLineHeight",
            "styleable", context.getPackageName()), defaultFooterLineHeight);
    // mFooterLineHeight = a.getDimension(
    // R.styleable.TitlePageIndicator_footerLineHeight,
    // defaultFooterLineHeight);
    mFooterIndicatorStyle = IndicatorStyle
            .fromValue(a.getInteger(getResources().getIdentifier("TitlePageIndicator_footerIndicatorStyle",
                    "styleable", context.getPackageName()), defaultFooterIndicatorStyle));
    // mFooterIndicatorStyle = IndicatorStyle.fromValue(a.getInteger(
    // R.styleable.TitlePageIndicator_footerIndicatorStyle,
    // defaultFooterIndicatorStyle));
    mFooterIndicatorHeight = a.getDimension(getResources()
            .getIdentifier("TitlePageIndicator_footerIndicatorHeight", "styleable", context.getPackageName()),
            defaultFooterIndicatorHeight);
    // mFooterIndicatorHeight = a.getDimension(
    // R.styleable.TitlePageIndicator_footerIndicatorHeight,
    // defaultFooterIndicatorHeight);
    mFooterIndicatorUnderlinePadding = a
            .getDimension(getResources().getIdentifier("TitlePageIndicator_footerIndicatorUnderlinePadding",
                    "styleable", context.getPackageName()), defaultFooterIndicatorUnderlinePadding);
    // mFooterIndicatorUnderlinePadding = a.getDimension(
    // R.styleable.TitlePageIndicator_footerIndicatorUnderlinePadding,
    // defaultFooterIndicatorUnderlinePadding);
    mFooterPadding = a.getDimension(getResources().getIdentifier("TitlePageIndicator_footerPadding",
            "styleable", context.getPackageName()), defaultFooterPadding);
    // mFooterPadding = a.getDimension(
    // R.styleable.TitlePageIndicator_footerPadding,
    // defaultFooterPadding);
    mLinePosition = LinePosition
            .fromValue(a.getInteger(getResources().getIdentifier("TitlePageIndicator_linePosition", "styleable",
                    context.getPackageName()), defaultLinePosition));
    // mLinePosition = LinePosition.fromValue(a.getInteger(
    // R.styleable.TitlePageIndicator_linePosition,
    // defaultLinePosition));
    mTopPadding = a.getDimension(getResources().getIdentifier("TitlePageIndicator_topPadding", "styleable",
            context.getPackageName()), defaultTopPadding);
    // mTopPadding =
    // a.getDimension(R.styleable.TitlePageIndicator_topPadding,
    // defaultTopPadding);
    mTitlePadding = a.getDimension(getResources().getIdentifier("TitlePageIndicator_titlePadding", "styleable",
            context.getPackageName()), defaultTitlePadding);
    // mTitlePadding = a.getDimension(
    // R.styleable.TitlePageIndicator_titlePadding,
    // defaultTitlePadding);
    mClipPadding = a.getDimension(getResources().getIdentifier("TitlePageIndicator_clipPadding", "styleable",
            context.getPackageName()), defaultClipPadding);
    // mClipPadding = a.getDimension(
    // R.styleable.TitlePageIndicator_clipPadding, defaultClipPadding);
    mColorSelected = a.getColor(getResources().getIdentifier("TitlePageIndicator_selectedColor", "styleable",
            context.getPackageName()), defaultSelectedColor);
    // mColorSelected = a.getColor(
    // R.styleable.TitlePageIndicator_selectedColor,
    // defaultSelectedColor);
    mColorText = a.getColor(getResources().getIdentifier("TitlePageIndicator_android_textColor", "styleable",
            context.getPackageName()), defaultTextColor);
    // mColorText = a.getColor(
    // R.styleable.TitlePageIndicator_android_textColor,
    // defaultTextColor);
    mBoldText = a.getBoolean(getResources().getIdentifier("TitlePageIndicator_selectedBold", "styleable",
            context.getPackageName()), defaultSelectedBold);
    // mBoldText = a.getBoolean(R.styleable.TitlePageIndicator_selectedBold,
    // defaultSelectedBold);

    final float textSize = a.getDimension(getResources().getIdentifier("TitlePageIndicator_android_textSize",
            "styleable", context.getPackageName()), defaultTextSize);
    // final float textSize = a.getDimension(
    // R.styleable.TitlePageIndicator_android_textSize,
    // defaultTextSize);
    final int footerColor = a.getColor(getResources().getIdentifier("TitlePageIndicator_footerColor",
            "styleable", context.getPackageName()), defaultFooterColor);
    // final int footerColor = a.getColor(
    // R.styleable.TitlePageIndicator_footerColor, defaultFooterColor);
    mPaintText.setTextSize(textSize);
    mPaintText.setAntiAlias(true);
    mPaintFooterLine.setStyle(Paint.Style.FILL_AND_STROKE);
    mPaintFooterLine.setStrokeWidth(mFooterLineHeight);
    mPaintFooterLine.setColor(footerColor);
    mPaintFooterIndicator.setStyle(Paint.Style.FILL_AND_STROKE);
    mPaintFooterIndicator.setColor(footerColor);

    Drawable background = a.getDrawable(getResources().getIdentifier("TitlePageIndicator_android_background",
            "styleable", context.getPackageName()));
    // Drawable background = a
    // .getDrawable(R.styleable.TitlePageIndicator_android_background);
    if (background != null) {
        setBackgroundDrawable(background);
    }

    a.recycle();

    final ViewConfiguration configuration = ViewConfiguration.get(context);
    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
}

From source file:com.android.launcher3.ViewPager.java

void initViewPager() {
    setWillNotDraw(false);//from   w ww  .ja  va 2 s  .  c  om
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    final Context context = getContext();
    mScroller = new FixedSpeedScroller(context, sInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    final float density = context.getResources().getDisplayMetrics().density;

    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = (int) (MIN_FLING_VELOCITY * density);
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
    mLeftEdge = new EdgeEffectCompat(context);
    mRightEdge = new EdgeEffectCompat(context);

    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
    mCloseEnough = (int) (CLOSE_ENOUGH * density);
    mDefaultGutterSize = (int) (DEFAULT_GUTTER_SIZE * density);

    ViewCompat.setAccessibilityDelegate(this, new MyAccessibilityDelegate());

    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }
}