Example usage for android.content Context obtainStyledAttributes

Introduction

In this page you can find the example usage for android.content Context obtainStyledAttributes.

Prototype

public final TypedArray obtainStyledAttributes(AttributeSet set, @StyleableRes int[] attrs,
        @AttrRes int defStyleAttr, @StyleRes int defStyleRes) 

Source Link

Document

Retrieve styled attribute information in this Context's theme.

Usage

From source file:com.aliasapps.seq.scroller.TwoWayView.java

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

    mNeedSync = false;/*from w ww.  j  a v  a  2 s  .  c o  m*/
    mVelocityTracker = null;

    mLayoutMode = LAYOUT_NORMAL;
    mTouchMode = TOUCH_MODE_REST;
    mLastTouchMode = TOUCH_MODE_UNKNOWN;

    mIsAttached = false;

    mContextMenuInfo = null;

    mOnScrollListener = null;
    mLastScrollState = OnScrollListener.SCROLL_STATE_IDLE;

    final ViewConfiguration vc = ViewConfiguration.get(context);
    mTouchSlop = vc.getScaledTouchSlop();
    mMaximumVelocity = vc.getScaledMaximumFlingVelocity();
    mFlingVelocity = vc.getScaledMinimumFlingVelocity();
    mOverscrollDistance = getScaledOverscrollDistance(vc);

    mOverScroll = 0;

    mScroller = new Scroller(context);

    mIsVertical = true;

    mItemsCanFocus = false;

    mTempRect = new Rect();

    mArrowScrollFocusResult = new ArrowScrollFocusResult();

    mSelectorPosition = INVALID_POSITION;

    mSelectorRect = new Rect();
    mSelectedStart = 0;

    mResurrectToPosition = INVALID_POSITION;

    mSelectedStart = 0;
    mNextSelectedPosition = INVALID_POSITION;
    mNextSelectedRowId = INVALID_ROW_ID;
    mSelectedPosition = INVALID_POSITION;
    mSelectedRowId = INVALID_ROW_ID;
    mOldSelectedPosition = INVALID_POSITION;
    mOldSelectedRowId = INVALID_ROW_ID;

    mChoiceMode = ChoiceMode.NONE;
    mCheckedItemCount = 0;
    mCheckedIdStates = null;
    mCheckStates = null;

    mRecycler = new RecycleBin();
    mDataSetObserver = null;

    mAreAllItemsSelectable = true;

    mStartEdge = null;
    mEndEdge = null;

    setClickable(true);
    setFocusableInTouchMode(true);
    setWillNotDraw(false);
    setAlwaysDrawnWithCacheEnabled(false);
    setWillNotDraw(false);
    setClipToPadding(false);

    ViewCompat.setOverScrollMode(this, ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS);

    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.TwoWayView, defStyle, 0);
    initializeScrollbars(a);

    mDrawSelectorOnTop = a.getBoolean(R.styleable.TwoWayView_android_drawSelectorOnTop, false);

    Drawable d = a.getDrawable(R.styleable.TwoWayView_android_listSelector);
    if (d != null) {
        setSelector(d);
    }

    int orientation = a.getInt(R.styleable.TwoWayView_android_orientation, -1);
    if (orientation >= 0) {
        setOrientation(Orientation.values()[orientation]);
    }

    int choiceMode = a.getInt(R.styleable.TwoWayView_android_choiceMode, -1);
    if (choiceMode >= 0) {
        setChoiceMode(ChoiceMode.values()[choiceMode]);
    }

    a.recycle();

    updateScrollbarsDirection();
}

---

From source file:com.artifex.mupdf.view.ThumbnailViews.java

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

    mNeedSync = false;/*from  w ww. ja  v a2s .  c o  m*/
    mVelocityTracker = null;

    mLayoutMode = LAYOUT_NORMAL;
    mTouchMode = TOUCH_MODE_REST;
    mLastTouchMode = TOUCH_MODE_UNKNOWN;

    mIsAttached = false;

    mContextMenuInfo = null;

    mOnScrollListener = null;
    mLastScrollState = OnScrollListener.SCROLL_STATE_IDLE;

    final ViewConfiguration vc = ViewConfiguration.get(context);
    mTouchSlop = vc.getScaledTouchSlop();
    mMaximumVelocity = vc.getScaledMaximumFlingVelocity();
    mFlingVelocity = vc.getScaledMinimumFlingVelocity();
    mOverscrollDistance = getScaledOverscrollDistance(vc);

    mOverScroll = 0;

    mScroller = new Scroller(context);

    mIsVertical = true;

    mItemsCanFocus = false;

    mTempRect = new Rect();

    mArrowScrollFocusResult = new ArrowScrollFocusResult();

    mSelectorPosition = INVALID_POSITION;

    mSelectorRect = new Rect();
    mSelectedStart = 0;

    mResurrectToPosition = INVALID_POSITION;

    mSelectedStart = 0;
    mNextSelectedPosition = INVALID_POSITION;
    mNextSelectedRowId = INVALID_ROW_ID;
    mSelectedPosition = INVALID_POSITION;
    mSelectedRowId = INVALID_ROW_ID;
    mOldSelectedPosition = INVALID_POSITION;
    mOldSelectedRowId = INVALID_ROW_ID;

    mChoiceMode = ChoiceMode.NONE;
    mCheckedItemCount = 0;
    mCheckedIdStates = null;
    mCheckStates = null;

    mRecycler = new RecycleBin();
    mDataSetObserver = null;

    mAreAllItemsSelectable = true;

    mStartEdge = null;
    mEndEdge = null;

    setClickable(true);
    setFocusableInTouchMode(true);
    setWillNotDraw(false);
    setAlwaysDrawnWithCacheEnabled(false);
    setWillNotDraw(false);
    setClipToPadding(false);

    ViewCompat.setOverScrollMode(this, ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS);

    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.TwoWayView, defStyle, 0);
    initializeScrollbars(a);

    mDrawSelectorOnTop = a.getBoolean(R.styleable.TwoWayView_android_drawSelectorOnTop, false);

    Drawable d = a.getDrawable(R.styleable.TwoWayView_android_listSelector);
    if (d != null) {
        setSelector(d);
    }

    int orientation = a.getInt(R.styleable.TwoWayView_android_orientation, -1);
    if (orientation >= 0) {
        setOrientation(Orientation.values()[orientation]);
    }

    int choiceMode = a.getInt(R.styleable.TwoWayView_android_choiceMode, -1);
    if (choiceMode >= 0) {
        setChoiceMode(ChoiceMode.values()[choiceMode]);
    }

    a.recycle();

    updateScrollbarsDirection();
}

---

From source file:com.artifex.mupdflib.TwoWayView.java

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

    mContext = context;//from   ww w .  j  a v  a2s  . c  o  m

    mLayoutMode = LAYOUT_NORMAL;
    mTouchMode = TOUCH_MODE_REST;
    mLastTouchMode = TOUCH_MODE_UNKNOWN;

    mLastScrollState = OnScrollListener.SCROLL_STATE_IDLE;

    final ViewConfiguration vc = ViewConfiguration.get(context);
    mTouchSlop = vc.getScaledTouchSlop();
    mMaximumVelocity = vc.getScaledMaximumFlingVelocity();
    mFlingVelocity = vc.getScaledMinimumFlingVelocity();
    mOverscrollDistance = getScaledOverscrollDistance(vc);

    mScroller = new Scroller(context);

    mIsVertical = true;

    mTempRect = new Rect();

    mArrowScrollFocusResult = new ArrowScrollFocusResult();

    mSelectorPosition = INVALID_POSITION;

    mSelectorRect = new Rect();

    mResurrectToPosition = INVALID_POSITION;

    mNextSelectedPosition = INVALID_POSITION;
    mNextSelectedRowId = INVALID_ROW_ID;
    mSelectedPosition = INVALID_POSITION;
    mSelectedRowId = INVALID_ROW_ID;
    mOldSelectedPosition = INVALID_POSITION;
    mOldSelectedRowId = INVALID_ROW_ID;

    mChoiceMode = ChoiceMode.NONE;

    mRecycler = new RecycleBin();

    mAreAllItemsSelectable = true;

    setClickable(true);
    setFocusableInTouchMode(true);
    setWillNotDraw(false);
    setAlwaysDrawnWithCacheEnabled(false);
    setWillNotDraw(false);
    setClipToPadding(false);

    ViewCompat.setOverScrollMode(this, ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS);

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

    mDrawSelectorOnTop = a.getBoolean(R.styleable.TwoWayView_android_drawSelectorOnTop, false);

    Drawable d = a.getDrawable(R.styleable.TwoWayView_android_listSelector);
    if (d != null) {
        setSelector(d);
    }

    int orientation = a.getInt(R.styleable.TwoWayView_android_orientation, -1);
    if (orientation >= 0) {
        setOrientation(Orientation.values()[orientation]);
    }

    int choiceMode = a.getInt(R.styleable.TwoWayView_android_choiceMode, -1);
    if (choiceMode >= 0) {
        setChoiceMode(ChoiceMode.values()[choiceMode]);
    }

    a.recycle();
}

---

From source file:cn.ismartv.recyclerview.widget.RecyclerView.java

public RecyclerView(Context context, @Nullable AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);
    setScrollContainer(true);//from w  w w .  j a v  a  2s. co  m
    setFocusableInTouchMode(true);
    final int version = Build.VERSION.SDK_INT;
    mPostUpdatesOnAnimation = version >= 16;

    final ViewConfiguration vc = ViewConfiguration.get(context);
    mTouchSlop = vc.getScaledTouchSlop();
    mMinFlingVelocity = vc.getScaledMinimumFlingVelocity();
    mMaxFlingVelocity = vc.getScaledMaximumFlingVelocity();
    setWillNotDraw(ViewCompat.getOverScrollMode(this) == ViewCompat.OVER_SCROLL_NEVER);

    mItemAnimator.setListener(mItemAnimatorListener);
    initAdapterManager();
    initChildrenHelper();
    // If not explicitly specified this view is important for accessibility.
    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }
    mAccessibilityManager = (AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    setAccessibilityDelegateCompat(new RecyclerViewAccessibilityDelegate(this));
    // Create the layoutManager if specified.
    if (attrs != null) {
        int defStyleRes = 0;
        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.RecyclerView, defStyle, defStyleRes);
        String layoutManagerName = a.getString(R.styleable.RecyclerView_layoutManager);
        a.recycle();
        createLayoutManager(context, layoutManagerName, attrs, defStyle, defStyleRes);
    }

    mScrollingChildHelper = new NestedScrollingChildHelper(this);
    setNestedScrollingEnabled(true);
}

---

From source file:cn.ismartv.tvrecyclerview.widget.RecyclerView.java

public RecyclerView(Context context, @Nullable AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);
    if (attrs != null) {
        TypedArray a = context.obtainStyledAttributes(attrs, CLIP_TO_PADDING_ATTR, defStyle, 0);
        mClipToPadding = a.getBoolean(0, true);
        a.recycle();//from ww w  . j a v  a 2  s .com
    } else {
        mClipToPadding = true;
    }
    setScrollContainer(true);
    setFocusableInTouchMode(true);
    final int version = Build.VERSION.SDK_INT;
    mPostUpdatesOnAnimation = version >= 16;

    final ViewConfiguration vc = ViewConfiguration.get(context);
    mTouchSlop = vc.getScaledTouchSlop();
    mMinFlingVelocity = vc.getScaledMinimumFlingVelocity();
    mMaxFlingVelocity = vc.getScaledMaximumFlingVelocity();
    setWillNotDraw(getOverScrollMode() == View.OVER_SCROLL_NEVER);

    mItemAnimator.setListener(mItemAnimatorListener);
    initAdapterManager();
    initChildrenHelper();
    // If not explicitly specified this view is important for accessibility.
    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }
    mAccessibilityManager = (AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    setAccessibilityDelegateCompat(new RecyclerViewAccessibilityDelegate(this));
    // Create the layoutManager if specified.

    boolean nestedScrollingEnabled = true;

    if (attrs != null) {
        int defStyleRes = 0;
        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.RecyclerView, defStyle, defStyleRes);
        String layoutManagerName = a.getString(R.styleable.RecyclerView_layoutManager);
        int descendantFocusability = a.getInt(R.styleable.RecyclerView_android_descendantFocusability, -1);
        if (descendantFocusability == -1) {
            setDescendantFocusability(ViewGroup.FOCUS_AFTER_DESCENDANTS);
        }
        a.recycle();
        createLayoutManager(context, layoutManagerName, attrs, defStyle, defStyleRes);

        if (Build.VERSION.SDK_INT >= 21) {
            a = context.obtainStyledAttributes(attrs, NESTED_SCROLLING_ATTRS, defStyle, defStyleRes);
            nestedScrollingEnabled = a.getBoolean(0, true);
            a.recycle();
        }
    } else {
        setDescendantFocusability(ViewGroup.FOCUS_AFTER_DESCENDANTS);
    }

    // Re-set whether nested scrolling is enabled so that it is set on all API levels
    setNestedScrollingEnabled(nestedScrollingEnabled);
}

---

From source file:android.support.v71.widget.RecyclerView.java

public RecyclerView(Context context, @Nullable AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);

    LogUtil.e("---------------RecyclerView  --------------------- ");
    //   /* w  ww .ja v a  2  s.c  o  m*/
    setScrollContainer(true);
    //  touch ?
    setFocusableInTouchMode(true);
    final int version = Build.VERSION.SDK_INT;
    //TODO  > 16  ? 
    mPostUpdatesOnAnimation = version >= 16;

    // ?  ? ??
    final ViewConfiguration vc = ViewConfiguration.get(context);
    mTouchSlop = vc.getScaledTouchSlop();
    mMinFlingVelocity = vc.getScaledMinimumFlingVelocity();
    mMaxFlingVelocity = vc.getScaledMaximumFlingVelocity();

    // ?   ?
    setWillNotDraw(ViewCompat.getOverScrollMode(this) == ViewCompat.OVER_SCROLL_NEVER);

    // ?
    mItemAnimator.setListener(mItemAnimatorListener);
    // ? adapter Manager
    initAdapterManager();
    initChildrenHelper();
    // If not explicitly specified this view is important for accessibility.
    // ,  RecycleView ??  accessibility
    if (ViewCompat.getImportantForAccessibility(this) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
        ViewCompat.setImportantForAccessibility(this, ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_YES);
    }
    // ?  AccessibilityManager ? ?,  ? ??,  ?  app ?
    mAccessibilityManager = (AccessibilityManager) getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
    setAccessibilityDelegateCompat(new android.support.v71.widget.RecyclerViewAccessibilityDelegate(this));
    // Create the layoutManager if specified.
    if (attrs != null) {
        int defStyleRes = 0;
        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.RecyclerView, defStyle, defStyleRes);
        //xml ?  LayoutManager
        String layoutManagerName = a.getString(R.styleable.RecyclerView_layoutManager);
        a.recycle();
        createLayoutManager(context, layoutManagerName, attrs, defStyle, defStyleRes);
    }

    // 
    mScrollingChildHelper = new NestedScrollingChildHelper(this);
    setNestedScrollingEnabled(true);
}

---

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