Example usage for android.view ViewParent getParent

Introduction

In this page you can find the example usage for android.view ViewParent getParent.

Prototype

public ViewParent getParent();

Source Link

Document

Returns the parent if it exists, or null.

Usage

From source file:Main.java

public static boolean isShown(View mContentLayout) {
    if (!mContentLayout.isShown())
        return false;
    ViewParent parent = mContentLayout.getParent();
    do {//from   ww w. j  a  v a 2  s .co  m
        if (parent instanceof View && !((View) parent).isShown())
            return false;
        else
            System.out.println(parent.getClass());

    } while ((parent = parent.getParent()) != null);
    return true;
}

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From source file:Main.java

public static void requestLayoutParent(View view, boolean isAll) {
    ViewParent parent = view.getParent();
    while (parent != null && parent instanceof View) {
        if (!parent.isLayoutRequested()) {
            parent.requestLayout();//  w  ww  .  j  a v  a  2  s .  co m
            if (!isAll) {
                break;
            }
        }
        parent = parent.getParent();
    }
}

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From source file:cn.bingoogolapple.refreshlayout.util.BGARefreshScrollingUtil.java

public static BGAStickyNavLayout getStickyNavLayout(View view) {
    ViewParent viewParent = view.getParent();
    while (viewParent != null) {
        if (viewParent instanceof BGAStickyNavLayout) {
            return (BGAStickyNavLayout) viewParent;
        }/*from  ww  w .j  ava 2s.  co m*/
        viewParent = viewParent.getParent();
    }
    return null;
}

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From source file:com.facebook.stetho.inspector.elements.android.AccessibilityNodeInfoWrapper.java

public static boolean getIgnored(AccessibilityNodeInfoCompat node, View view) {
    int important = ViewCompat.getImportantForAccessibility(view);
    if (important == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_NO
            || important == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS) {
        return true;
    }//from   ww w .j av  a2  s  . c o  m

    // Go all the way up the tree to make sure no parent has hidden its descendants
    ViewParent parent = view.getParent();
    while (parent instanceof View) {
        if (ViewCompat.getImportantForAccessibility(
                (View) parent) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS) {
            return true;
        }
        parent = parent.getParent();
    }

    if (!node.isVisibleToUser()) {
        return true;
    }

    if (AccessibilityUtil.isAccessibilityFocusable(node, view)) {
        if (node.getChildCount() <= 0) {
            // Leaves that are accessibility focusable are never ignored, even if they don't have a
            // speakable description
            return false;
        } else if (AccessibilityUtil.isSpeakingNode(node, view)) {
            // Node is focusable and has something to speak
            return false;
        }

        // Node is focusable and has nothing to speak
        return true;
    }

    // If this node has no focusable ancestors, but it still has text,
    // then it should receive focus from navigation and be read aloud.
    if (!AccessibilityUtil.hasFocusableAncestor(node, view) && AccessibilityUtil.hasText(node)) {
        return false;
    }

    return true;
}

---

From source file:com.facebook.stetho.inspector.elements.android.AccessibilityNodeInfoWrapper.java

public static String getIgnoredReasons(AccessibilityNodeInfoCompat node, View view) {
    int important = ViewCompat.getImportantForAccessibility(view);

    if (important == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_NO) {
        return "View has importantForAccessibility set to 'NO'.";
    }//from  ww w .  java  2  s  .  c  o  m

    if (important == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS) {
        return "View has importantForAccessibility set to 'NO_HIDE_DESCENDANTS'.";
    }

    ViewParent parent = view.getParent();
    while (parent instanceof View) {
        if (ViewCompat.getImportantForAccessibility(
                (View) parent) == ViewCompat.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS) {
            return "An ancestor View has importantForAccessibility set to 'NO_HIDE_DESCENDANTS'.";
        }
        parent = parent.getParent();
    }

    if (!node.isVisibleToUser()) {
        return "View is not visible.";
    }

    if (AccessibilityUtil.isAccessibilityFocusable(node, view)) {
        return "View is actionable, but has no description.";
    }

    if (AccessibilityUtil.hasText(node)) {
        return "View is not actionable, and an ancestor View has co-opted its description.";
    }

    return "View is not actionable and has no description.";
}

---

From source file:com.google.android.apps.common.testing.accessibility.framework.ViewAccessibilityUtils.java

/**
 * @see View#isImportantForAccessibility()
 *///from   w w  w.j  a  v  a 2  s .c  o  m
public static boolean isImportantForAccessibility(View view) {
    if (view == null) {
        return false;
    }

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        return view.isImportantForAccessibility();
    } else {
        // On earlier APIs, we must piece together accessibility importance from the available
        // properties. We return false incorrectly for some cases where unretrievable listeners
        // prevent us from determining importance.

        // If the developer marked the view as explicitly not important, it isn't.
        int mode = view.getImportantForAccessibility();
        if ((mode == View.IMPORTANT_FOR_ACCESSIBILITY_NO)
                || (mode == View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS)) {
            return false;
        }

        // No parent view can be hiding us. (APIs 19 to 21)
        ViewParent parent = view.getParent();
        while (parent instanceof View) {
            if (((View) parent)
                    .getImportantForAccessibility() == View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS) {
                return false;
            }
            parent = parent.getParent();
        }

        // Interrogate the view's other properties to determine importance.
        return (mode == View.IMPORTANT_FOR_ACCESSIBILITY_YES) || isActionableForAccessibility(view)
                || hasListenersForAccessibility(view) || (view.getAccessibilityNodeProvider() != null)
                || (ViewCompat.getAccessibilityLiveRegion(view) != ViewCompat.ACCESSIBILITY_LIVE_REGION_NONE);
    }
}

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From source file:com.vuze.android.remote.AndroidUtilsUI.java

public static Fragment getFocusedFragment(FragmentActivity activity) {
    View currentFocus = activity.getCurrentFocus();
    if (currentFocus == null) {
        return null;
    }/* w ww  .j a va2  s.  co  m*/
    ViewParent currentFocusParent = currentFocus.getParent();
    if (currentFocusParent == null) {
        return null;
    }
    List<Fragment> fragments = activity.getSupportFragmentManager().getFragments();
    for (Fragment f : fragments) {
        if (f == null) {
            continue;
        }
        ViewParent v = currentFocusParent;
        View fragmentView = f.getView();
        while (v != null) {
            if (v == fragmentView) {
                return f;
            }
            v = v.getParent();
        }
    }

    return null;
}

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From source file:im.neon.util.VectorUtils.java

/**
 * Set the call avatar in an imageView.//from ww  w .j a  va  2 s.  c o  m
 *
 * @param context   the context
 * @param session   the session
 * @param imageView the image view
 * @param room      the room
 */
public static void loadCallAvatar(Context context, MXSession session, ImageView imageView, Room room) {
    // sanity check
    if ((null != room) && (null != session) && (null != imageView) && session.isAlive()) {
        // reset the imageView tag
        imageView.setTag(null);

        String callAvatarUrl = room.getCallAvatarUrl();
        String roomId = room.getRoomId();
        String displayName = VectorUtils.getRoomDisplayName(context, session, room);
        int pixelsSide = imageView.getLayoutParams().width;

        // when size < 0, it means that the render graph must compute it
        // so, we search the valid parent view with valid size
        if (pixelsSide < 0) {
            ViewParent parent = imageView.getParent();

            while ((pixelsSide < 0) && (null != parent)) {
                if (parent instanceof View) {
                    View parentAsView = (View) parent;
                    pixelsSide = parentAsView.getLayoutParams().width;
                }
                parent = parent.getParent();
            }
        }

        // if the avatar is already cached, use it
        if (session.getMediasCache().isAvatarThumbnailCached(callAvatarUrl,
                context.getResources().getDimensionPixelSize(R.dimen.profile_avatar_size))) {
            session.getMediasCache().loadAvatarThumbnail(session.getHomeserverConfig(), imageView,
                    callAvatarUrl, context.getResources().getDimensionPixelSize(R.dimen.profile_avatar_size));
        } else {
            Bitmap bitmap = null;

            if (pixelsSide > 0) {
                // get the avatar bitmap.
                bitmap = VectorUtils.createAvatar(VectorUtils.getAvatarColor(roomId),
                        getInitialLetter(displayName), pixelsSide);
            }

            // until the dedicated avatar is loaded.
            session.getMediasCache().loadAvatarThumbnail(session.getHomeserverConfig(), imageView,
                    callAvatarUrl, context.getResources().getDimensionPixelSize(R.dimen.profile_avatar_size),
                    bitmap);
        }
    }
}

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From source file:com.customviewcollection.nestedscroll.NestedScrollingChildHelper.java

/**
 * View(?ViewView?)//from  ww w.  j  a  v  a2 s  . co  m
 * ???ViewonStartNestedScroll  onNestedScrollAccepted
 *
 * @param axes ????
 * @return true ViewView?
 */
public boolean startNestedScroll(int axes) {
    if (hasNestedScrollingParent()) {
        // Already in progress
        return true;
    }
    if (isNestedScrollingEnabled()) {
        ViewParent p = mView.getParent();
        View child = mView;
        while (p != null) {
            if (ViewParentCompat.onStartNestedScroll(p, child, mView, axes)) {
                mNestedScrollingParent = p;
                ViewParentCompat.onNestedScrollAccepted(p, child, mView, axes);
                return true;
            }
            if (p instanceof View) {
                child = (View) p;
            }
            p = p.getParent();
        }
    }
    return false;
}

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

void setStayPressed(boolean stayPressed) {
    mStayPressed = stayPressed;//from www. java2 s.  c o  m
    if (!stayPressed) {
        HolographicOutlineHelper.obtain(getContext()).recycleShadowBitmap(mPressedBackground);
        mPressedBackground = null;
    } else {
        if (mPressedBackground == null) {
            mPressedBackground = mOutlineHelper.createMediumDropShadow(this);
        }
    }

    // Only show the shadow effect when persistent pressed state is set.
    ViewParent parent = getParent();
    if (parent != null && parent.getParent() instanceof BubbleTextShadowHandler) {
        ((BubbleTextShadowHandler) parent.getParent()).setPressedIcon(this, mPressedBackground);
    }

    updateIconState();
}

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