Java Code Examples for android.view.View#getScrollY()
The following examples show how to use
android.view.View#getScrollY() .
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Example 1
Source Project: guideshow File: ViewPager.java License: MIT License | 6 votes |
/** * Tests scrollability within child views of v given a delta of dx. * * @param v View to test for horizontal scrollability * @param checkV Whether the view v passed should itself be checked for scrollability (true), * or just its children (false). * @param dx Delta scrolled in pixels * @param x X coordinate of the active touch point * @param y Y coordinate of the active touch point * @return true if child views of v can be scrolled by delta of dx. */ protected boolean canScroll(View v, boolean checkV, int dx, int x, int y) { if (v instanceof ViewGroup) { final ViewGroup group = (ViewGroup) v; final int scrollX = v.getScrollX(); final int scrollY = v.getScrollY(); final int count = group.getChildCount(); // Count backwards - let topmost views consume scroll distance first. for (int i = count - 1; i >= 0; i--) { // TODO: Add versioned support here for transformed views. // This will not work for transformed views in Honeycomb+ final View child = group.getChildAt(i); if (x + scrollX >= child.getLeft() && x + scrollX < child.getRight() && y + scrollY >= child.getTop() && y + scrollY < child.getBottom() && canScroll(child, true, dx, x + scrollX - child.getLeft(), y + scrollY - child.getTop())) { return true; } } } return checkV && ViewCompat.canScrollHorizontally(v, -dx); }
Example 2
Source Project: V.FlyoutTest File: ViewDragHelper.java License: MIT License | 6 votes |
/** * Tests scrollability within child views of v given a delta of dx. * * @param v View to test for horizontal scrollability * @param checkV Whether the view v passed should itself be checked for scrollability (true), * or just its children (false). * @param dx Delta scrolled in pixels along the X axis * @param dy Delta scrolled in pixels along the Y axis * @param x X coordinate of the active touch point * @param y Y coordinate of the active touch point * @return true if child views of v can be scrolled by delta of dx. */ protected boolean canScroll(View v, boolean checkV, int dx, int dy, int x, int y) { if (v instanceof ViewGroup) { final ViewGroup group = (ViewGroup) v; final int scrollX = v.getScrollX(); final int scrollY = v.getScrollY(); final int count = group.getChildCount(); // Count backwards - let topmost views consume scroll distance first. for (int i = count - 1; i >= 0; i--) { // TODO: Add versioned support here for transformed views. // This will not work for transformed views in Honeycomb+ final View child = group.getChildAt(i); if (x + scrollX >= child.getLeft() && x + scrollX < child.getRight() && y + scrollY >= child.getTop() && y + scrollY < child.getBottom() && canScroll(child, true, dx, dy, x + scrollX - child.getLeft(), y + scrollY - child.getTop())) { return true; } } } return checkV && (ViewCompat.canScrollHorizontally(v, -dx) || ViewCompat.canScrollVertically(v, -dy)); }
Example 3
Source Project: NewFastFrame File: ViewDragHelper.java License: Apache License 2.0 | 6 votes |
/** * Tests scrollability within child views of v given a delta of dx. * * @param v View to test for horizontal scrollability * @param checkV Whether the view v passed should itself be checked for scrollability (true), * or just its children (false). * @param dx Delta scrolled in pixels along the X axis * @param dy Delta scrolled in pixels along the Y axis * @param x X coordinate of the active touch point * @param y Y coordinate of the active touch point * @return true if child views of v can be scrolled by delta of dx. */ protected boolean canScroll(View v, boolean checkV, int dx, int dy, int x, int y) { if (v instanceof ViewGroup) { final ViewGroup group = (ViewGroup) v; final int scrollX = v.getScrollX(); final int scrollY = v.getScrollY(); final int count = group.getChildCount(); // Count backwards - let topmost views consume scroll distance first. for (int i = count - 1; i >= 0; i--) { // TODO: Add versioned support here for transformed views. // This will not work for transformed views in Honeycomb+ final View child = group.getChildAt(i); if (x + scrollX >= child.getLeft() && x + scrollX < child.getRight() && y + scrollY >= child.getTop() && y + scrollY < child.getBottom() && canScroll(child, true, dx, dy, x + scrollX - child.getLeft(), y + scrollY - child.getTop())) { return true; } } } return checkV && (ViewCompat.canScrollHorizontally(v, -dx) || ViewCompat.canScrollVertically(v, -dy)); }
Example 4
Source Project: AndroidSlidingUpPanel File: SlidingUpPanelLayout.java License: Apache License 2.0 | 6 votes |
/** * Tests scrollability within child views of v given a delta of dx. * * @param v View to test for horizontal scrollability * @param checkV Whether the view v passed should itself be checked for scrollability (true), * or just its children (false). * @param dx Delta scrolled in pixels * @param x X coordinate of the active touch point * @param y Y coordinate of the active touch point * @return true if child views of v can be scrolled by delta of dx. */ protected boolean canScroll(View v, boolean checkV, int dx, int x, int y) { if (v instanceof ViewGroup) { final ViewGroup group = (ViewGroup) v; final int scrollX = v.getScrollX(); final int scrollY = v.getScrollY(); final int count = group.getChildCount(); // Count backwards - let topmost views consume scroll distance first. for (int i = count - 1; i >= 0; i--) { final View child = group.getChildAt(i); if (x + scrollX >= child.getLeft() && x + scrollX < child.getRight() && y + scrollY >= child.getTop() && y + scrollY < child.getBottom() && canScroll(child, true, dx, x + scrollX - child.getLeft(), y + scrollY - child.getTop())) { return true; } } } return checkV && v.canScrollHorizontally(-dx); }
Example 5
Source Project: Nimingban File: ViewDragHelper.java License: Apache License 2.0 | 6 votes |
/** * Tests scrollability within child views of v given a delta of dx. * * @param v View to test for horizontal scrollability * @param checkV Whether the view v passed should itself be checked for scrollability (true), * or just its children (false). * @param dx Delta scrolled in pixels along the X axis * @param dy Delta scrolled in pixels along the Y axis * @param x X coordinate of the active touch point * @param y Y coordinate of the active touch point * @return true if child views of v can be scrolled by delta of dx. */ protected boolean canScroll(View v, boolean checkV, int dx, int dy, int x, int y) { if (v instanceof ViewGroup) { final ViewGroup group = (ViewGroup) v; final int scrollX = v.getScrollX(); final int scrollY = v.getScrollY(); final int count = group.getChildCount(); // Count backwards - let topmost views consume scroll distance first. for (int i = count - 1; i >= 0; i--) { // TODO: Add versioned support here for transformed views. // This will not work for transformed views in Honeycomb+ final View child = group.getChildAt(i); if (x + scrollX >= child.getLeft() && x + scrollX < child.getRight() && y + scrollY >= child.getTop() && y + scrollY < child.getBottom() && canScroll(child, true, dx, dy, x + scrollX - child.getLeft(), y + scrollY - child.getTop())) { return true; } } } return checkV && (ViewCompat.canScrollHorizontally(v, -dx) || ViewCompat.canScrollVertically(v, -dy)); }
Example 6
Source Project: NestedTouchScrollingLayout File: NestedTouchScrollingLayout.java License: MIT License | 6 votes |
private boolean canScrollLeft(View view, float x, float y) { if (view instanceof ViewGroup) { ViewGroup vg = (ViewGroup) view; for (int i = 0; i < vg.getChildCount(); i++) { View child = vg.getChildAt(i); int childLeft = child.getLeft() - view.getScrollX(); int childTop = child.getTop() - view.getScrollY(); int childRight = child.getRight() - view.getScrollX(); int childBottom = child.getBottom() - view.getScrollY(); boolean intersects = x > childLeft && x < childRight && y > childTop && y < childBottom; if (intersects && canScrollLeft(child, x - childLeft, y - childTop)) { return true; } } } return view.canScrollHorizontally(-1); }
Example 7
Source Project: react-native-photo-editor File: SlidingUpPanelLayout.java License: Apache License 2.0 | 6 votes |
/** * Tests scrollability within child views of v given a delta of dx. * * @param v View to test for horizontal scrollability * @param checkV Whether the view v passed should itself be checked for scrollability (true), * or just its children (false). * @param dx Delta scrolled in pixels * @param x X coordinate of the active touch point * @param y Y coordinate of the active touch point * @return true if child views of v can be scrolled by delta of dx. */ protected boolean canScroll(View v, boolean checkV, int dx, int x, int y) { if (v instanceof ViewGroup) { final ViewGroup group = (ViewGroup) v; final int scrollX = v.getScrollX(); final int scrollY = v.getScrollY(); final int count = group.getChildCount(); // Count backwards - let topmost views consume scroll distance first. for (int i = count - 1; i >= 0; i--) { final View child = group.getChildAt(i); if (x + scrollX >= child.getLeft() && x + scrollX < child.getRight() && y + scrollY >= child.getTop() && y + scrollY < child.getBottom() && canScroll(child, true, dx, x + scrollX - child.getLeft(), y + scrollY - child.getTop())) { return true; } } } return checkV && ViewCompat.canScrollHorizontally(v, -dx); }
Example 8
Source Project: Moring-Alarm File: CustomViewAbove.java License: Apache License 2.0 | 6 votes |
/** * Tests scrollability within child views of v given a delta of dx. * * @param v View to test for horizontal scrollability * @param checkV Whether the view v passed should itself be checked for scrollability (true), * or just its children (false). * @param dx Delta scrolled in pixels * @param x X coordinate of the active touch point * @param y Y coordinate of the active touch point * @return true if child views of v can be scrolled by delta of dx. */ protected boolean canScroll(View v, boolean checkV, int dx, int x, int y) { if (v instanceof ViewGroup) { final ViewGroup group = (ViewGroup) v; final int scrollX = v.getScrollX(); final int scrollY = v.getScrollY(); final int count = group.getChildCount(); // Count backwards - let topmost views consume scroll distance first. for (int i = count - 1; i >= 0; i--) { final View child = group.getChildAt(i); if (x + scrollX >= child.getLeft() && x + scrollX < child.getRight() && y + scrollY >= child.getTop() && y + scrollY < child.getBottom() && canScroll(child, true, dx, x + scrollX - child.getLeft(), y + scrollY - child.getTop())) { return true; } } } return checkV && ViewCompat.canScrollHorizontally(v, -dx); }
Example 9
Source Project: android-sliding-layer-lib File: SlidingLayer.java License: Apache License 2.0 | 6 votes |
protected boolean canScroll(View v, boolean checkV, int dx, int dy, int x, int y) { if (v instanceof ViewGroup) { final ViewGroup group = (ViewGroup) v; final int scrollX = v.getScrollX(); final int scrollY = v.getScrollY(); final int count = group.getChildCount(); // Count backwards - let topmost views consume scroll distance first. for (int i = count - 1; i >= 0; i--) { // TODO: Add versioned support here for transformed views. // This will not work for transformed views in Honeycomb+ final View child = group.getChildAt(i); if (x + scrollX >= child.getLeft() && x + scrollX < child.getRight() && y + scrollY >= child.getTop() && y + scrollY < child.getBottom() && canScroll(child, true, dx, dy, x + scrollX - child.getLeft(), y + scrollY - child.getTop())) { return true; } } } return checkV && ( (allowedDirection() == HORIZONTAL && ViewCompat.canScrollHorizontally(v, -dx) || allowedDirection() == VERTICAL && ViewCompat.canScrollVertically(v, -dy))); }
Example 10
Source Project: GpCollapsingToolbar File: ScrollController.java License: Apache License 2.0 | 6 votes |
private void calculateDistance(View view, int scrollY, int oldScrollY) { if (mAppBarScrollRange == null || mNestedScrollRange == null) { return; } int totalScrollRange = mAppBarScrollRange + mNestedScrollRange; if (view instanceof AppBarLayout) { mAppBarScrollPosition = Math.abs(-scrollY); } else if (view instanceof NestedScrollView) { mNestedScrollPosition = view.getScrollY(); } int scrollPosition = mAppBarScrollPosition + mNestedScrollPosition; mScrollPositionMultiplier = (double) (scrollPosition / totalScrollRange); if (mOnTotalScrollChangeListener != null) { mOnTotalScrollChangeListener.onTotalScrollChanged(view, scrollPosition, mOldScrollPosition, totalScrollRange); } mOldScrollPosition = scrollPosition; }
Example 11
Source Project: android-apps File: AnimatorProxy.java License: MIT License | 5 votes |
public int getScrollY() { View view = mView.get(); if (view == null) { return 0; } return view.getScrollY(); }
Example 12
Source Project: timecat File: AnimatorProxy.java License: Apache License 2.0 | 5 votes |
public int getScrollY() { View view = mView.get(); if (view == null) { return 0; } return view.getScrollY(); }
Example 13
Source Project: SwipeBack File: ViewDragHelper.java License: GNU General Public License v3.0 | 5 votes |
/** * Tests scrollability within child views of v given a delta of dx. * * @param v View to test for horizontal scrollability * @param checkV Whether the view v passed should itself be checked for * scrollability (true), or just its children (false). * @param dx Delta scrolled in pixels along the X axis * @param dy Delta scrolled in pixels along the Y axis * @param x X coordinate of the active touch point * @param y Y coordinate of the active touch point * @return true if child views of v can be scrolled by delta of dx. */ protected boolean canScroll(View v, boolean checkV, int dx, int dy, int x, int y) { if (v instanceof ViewGroup) { final ViewGroup group = (ViewGroup) v; final int scrollX = v.getScrollX(); final int scrollY = v.getScrollY(); final int count = group.getChildCount(); // Count backwards - let topmost views consume scroll distance // first. for (int i = count - 1; i >= 0; i--) { // TODO: Add versioned support here for transformed views. // This will not work for transformed views in Honeycomb+ final View child = group.getChildAt(i); if (x + scrollX >= child.getLeft() && x + scrollX < child.getRight() && y + scrollY >= child.getTop() && y + scrollY < child.getBottom() && canScroll(child, true, dx, dy, x + scrollX - child.getLeft(), y + scrollY - child.getTop())) { return true; } } } return checkV && (v.canScrollHorizontally(-dx) || v.canScrollVertically(-dy)); }
Example 14
Source Project: NestedTouchScrollingLayout File: NestedTouchScrollingLayout.java License: MIT License | 5 votes |
/** * child can scroll * @param view * @param event * @param x * @param y * @param lockRect 是否开启 touch 所动在当前 view 区域 * @return */ protected boolean canScrollDown(View view, MotionEvent event, float x, float y, boolean lockRect) { if (view instanceof WebView) { return canWebViewScrollDown((WebView) view); } if (view instanceof ViewGroup) { ViewGroup vg = (ViewGroup) view; for (int i = 0; i < vg.getChildCount(); i++) { View child = vg.getChildAt(i); int childLeft = child.getLeft() - view.getScrollX(); int childTop = child.getTop() - view.getScrollY(); int childRight = child.getRight() - view.getScrollX(); int childBottom = child.getBottom() - view.getScrollY(); boolean intersects = x > childLeft && x < childRight && y > childTop && y < childBottom; if ((!lockRect || intersects) && canScrollDown(child, event, x - childLeft, y - childTop, lockRect)) { return true; } } } if (view instanceof CoordinatorLayout && ((CoordinatorLayout) view).getChildCount() > 0 && ((CoordinatorLayout) view).getChildAt(0) instanceof AppBarLayout) { AppBarLayout layout = (AppBarLayout) ((CoordinatorLayout) view).getChildAt(0); OnNestOffsetChangedListener listener = mOnOffsetChangedListener.get(layout.hashCode()); if (listener != null) { if (listener.getOffsetY() < layout.getMeasuredHeight() && listener.getOffsetY() > 0) { return true; } } } return isTouchUnderChildView(view, event) && view.canScrollVertically(1); }
Example 15
Source Project: TwinklingRefreshLayout File: ScrollingUtil.java License: Apache License 2.0 | 5 votes |
/** * Whether it is possible for the child view of this layout to scroll down. Override this if the child view is a custom view. * 判断是否可以上拉 */ public static boolean canChildScrollDown(View mChildView) { if (Build.VERSION.SDK_INT < 14) { if (mChildView instanceof AbsListView) { final AbsListView absListView = (AbsListView) mChildView; return absListView.getChildCount() > 0 && (absListView.getLastVisiblePosition() < absListView.getChildCount() - 1 || absListView.getChildAt(absListView.getChildCount() - 1).getBottom() > absListView.getPaddingBottom()); } else { return ViewCompat.canScrollVertically(mChildView, 1) || mChildView.getScrollY() < 0; } } else { return ViewCompat.canScrollVertically(mChildView, 1); } }
Example 16
Source Project: imsdk-android File: AnimatorProxy.java License: MIT License | 5 votes |
public int getScrollY() { View view = mView.get(); if (view == null) { return 0; } return view.getScrollY(); }
Example 17
Source Project: progresshint File: HorizontalProgressHintDelegate.java License: Apache License 2.0 | 4 votes |
@Override public boolean isWidgetFullyVisible(View container) { int relativeTop = ViewUtil.getRelativeTop(mSeekBar, container); return (container.getScrollY() < relativeTop - mPopupView.getHeight() - mPopupOffset) // top edge && (container.getHeight() + container.getScrollY() - mPopupView.getHeight() - mPopupOffset > relativeTop - mSeekBar.getHeight()); // bottom edge }
Example 18
Source Project: KlyphMessenger File: ScrollYDelegate.java License: MIT License | 4 votes |
@Override public boolean isReadyForPull(View view, float x, float y) { return view.getScrollY() <= 0; }
Example 19
Source Project: ALLGO File: WebViewDelegate.java License: Apache License 2.0 | 4 votes |
@Override public boolean isReadyForPull(View view, float x, float y) { return view.getScrollY() <= 0; }
Example 20
Source Project: android_additive_animations File: ScrollProperties.java License: Apache License 2.0 | 4 votes |
@Override public Float get(View object) { return (float) object.getScrollY(); }