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calculate the scrollview height properly for the scrollbar

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tibbi 2020-11-01 22:20:02 +01:00
parent a7c1789a55
commit bcabc231e2
1 changed files with 3 additions and 2 deletions
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5
app/src/main/kotlin/com/simplemobiletools/gallery/pro/activities/MainActivity.kt
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@ -668,8 +668,9 @@ class MainActivity : SimpleActivity(), DirectoryOperationsListener {
private fun calculateContentHeight(directories: ArrayList<Directory>) { private fun calculateContentHeight(directories: ArrayList<Directory>) {
val layoutManager = directories_grid.layoutManager as MyGridLayoutManager val layoutManager = directories_grid.layoutManager as MyGridLayoutManager
val thumbnailHeight = layoutManager.getChildAt(0)?.height ?: 0 val thumbnailHeight = (layoutManager.getChildAt(0)?.height ?: 0) + (resources.getDimension(R.dimen.medium_margin).toInt() * 2)
val fullHeight = ((directories.size - 1) / layoutManager.spanCount + 1) * thumbnailHeight val rowCount = (directories.size - 1) / layoutManager.spanCount + 1
val fullHeight = rowCount * thumbnailHeight
directories_vertical_fastscroller.setContentHeight(fullHeight) directories_vertical_fastscroller.setContentHeight(fullHeight)
directories_vertical_fastscroller.setScrollToY(directories_grid.computeVerticalScrollOffset()) directories_vertical_fastscroller.setScrollToY(directories_grid.computeVerticalScrollOffset())
} }