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recalculate fastscroller position at measuring content

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This commit is contained in:
tibbi 2018-06-24 18:31:31 +02:00
parent 8e4aa5b438
commit 185e4dcb6c
1 changed files with 6 additions and 3 deletions
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9
app/src/main/kotlin/com/simplemobiletools/gallery/activities/MediaActivity.kt
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@ -614,6 +614,7 @@ class MediaActivity : SimpleActivity(), MediaAdapter.MediaOperationsListener {
fullHeight += ((curSectionItems - 1) / layoutManager.spanCount + 1) * mThumbnailHeight
media_vertical_fastscroller.setContentHeight(fullHeight)
media_vertical_fastscroller.setScrollTo(media_grid.computeVerticalScrollOffset())
}
}
@ -650,13 +651,15 @@ class MediaActivity : SimpleActivity(), MediaAdapter.MediaOperationsListener {
private fun increaseColumnCount() {
config.mediaColumnCnt = ++(media_grid.layoutManager as MyGridLayoutManager).spanCount
invalidateOptionsMenu()
media_grid.adapter?.notifyDataSetChanged()
measureRecyclerViewContent(mMedia)
columnCountChanged()
}
private fun reduceColumnCount() {
config.mediaColumnCnt = --(media_grid.layoutManager as MyGridLayoutManager).spanCount
columnCountChanged()
}
private fun columnCountChanged() {
invalidateOptionsMenu()
media_grid.adapter?.notifyDataSetChanged()
measureRecyclerViewContent(mMedia)