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Avoid RecyclerView scrolling after detached

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This commit is contained in:
seven332 committed 2017-01-25 13:19:23 +08:00
1 parent 1ce035591a
commit 6a96035149
1 file changed
+34 -26
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app/src/main/java/com/hippo/widget/ContentLayout.java
+34 -26
View File
@@ -457,9 +457,11 @@ public class ContentLayout extends FrameLayout {
showContent();
// RecyclerView scroll
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionWithOffset(mRecyclerView.getLayoutManager(), 0, 0);
onScrollToPosition(0);
if (mRecyclerView.isAttachedToWindow()) {
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionWithOffset(mRecyclerView.getLayoutManager(), 0, 0);
onScrollToPosition(0);
}
}
break;
case TYPE_PRE_PAGE:
@@ -485,7 +487,7 @@ public class ContentLayout extends FrameLayout {
mRefreshLayout.setFooterRefreshing(false);
showContent();
if (mCurrentTaskType == TYPE_PRE_PAGE) {
if (mCurrentTaskType == TYPE_PRE_PAGE && mRecyclerView.isAttachedToWindow()) {
// RecyclerView scroll, to top
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionWithOffset(mRecyclerView.getLayoutManager(), 0, 0);
@@ -510,15 +512,17 @@ public class ContentLayout extends FrameLayout {
mRefreshLayout.setFooterRefreshing(false);
showContent();
// RecyclerView scroll
if (mCurrentTaskType == TYPE_PRE_PAGE_KEEP_POS) {
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionProperly(mRecyclerView.getLayoutManager(), getContext(),
dataSize - 1, mOnScrollToPositionListener);
} else {
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionWithOffset(mRecyclerView.getLayoutManager(), 0, 0);
onScrollToPosition(0);
if (mRecyclerView.isAttachedToWindow()) {
// RecyclerView scroll
if (mCurrentTaskType == TYPE_PRE_PAGE_KEEP_POS) {
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionProperly(mRecyclerView.getLayoutManager(), getContext(),
dataSize - 1, mOnScrollToPositionListener);
} else {
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionWithOffset(mRecyclerView.getLayoutManager(), 0, 0);
onScrollToPosition(0);
}
}
}
break;
@@ -542,7 +546,7 @@ public class ContentLayout extends FrameLayout {
mRefreshLayout.setFooterRefreshing(false);
showContent();
if (mCurrentTaskType == TYPE_NEXT_PAGE) {
if (mCurrentTaskType == TYPE_NEXT_PAGE && mRecyclerView.isAttachedToWindow()) {
// RecyclerView scroll
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionWithOffset(mRecyclerView.getLayoutManager(), oldDataSize, 0);
@@ -567,13 +571,15 @@ public class ContentLayout extends FrameLayout {
mRefreshLayout.setFooterRefreshing(false);
showContent();
if (mCurrentTaskType == TYPE_NEXT_PAGE_KEEP_POS) {
mRecyclerView.stopScroll();
mRecyclerView.smoothScrollBy(0, mNextPageScrollSize);
} else {
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionWithOffset(mRecyclerView.getLayoutManager(), oldDataSize, 0);
onScrollToPosition(oldDataSize);
if (mRecyclerView.isAttachedToWindow()) {
if (mCurrentTaskType == TYPE_NEXT_PAGE_KEEP_POS) {
mRecyclerView.stopScroll();
mRecyclerView.smoothScrollBy(0, mNextPageScrollSize);
} else {
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionWithOffset(mRecyclerView.getLayoutManager(), oldDataSize, 0);
onScrollToPosition(oldDataSize);
}
}
}
break;
@@ -614,10 +620,12 @@ public class ContentLayout extends FrameLayout {
mRefreshLayout.setFooterRefreshing(false);
showContent();
// RecyclerView scroll
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionWithOffset(mRecyclerView.getLayoutManager(), 0, 0);
onScrollToPosition(0);
if (mRecyclerView.isAttachedToWindow()) {
// RecyclerView scroll
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionWithOffset(mRecyclerView.getLayoutManager(), 0, 0);
onScrollToPosition(0);
}
}
break;
case TYPE_REFRESH_PAGE:
@@ -651,7 +659,7 @@ public class ContentLayout extends FrameLayout {
showContent();
// RecyclerView scroll
if (newIndexEnd > oldIndexEnd && newIndexEnd > 0) {
if (newIndexEnd > oldIndexEnd && newIndexEnd > 0 && mRecyclerView.isAttachedToWindow()) {
mRecyclerView.stopScroll();
LayoutManagerUtils.scrollToPositionWithOffset(mRecyclerView.getLayoutManager(), newIndexEnd - 1, 0);
onScrollToPosition(newIndexEnd - 1);