Added one-click scroll to the bottom

This commit is contained in:
Viktor De Pasquale 2019-06-12 16:08:02 +02:00
parent 326eee8c83
commit 074b1f8c61
4 changed files with 77 additions and 12 deletions

View File

@ -43,6 +43,8 @@ class LogViewModel(
private val logItem get() = items[0] as LogRvItem
private val magiskLogItem get() = items[1] as MagiskLogRvItem
val scrollPosition = KObservableField(0)
init {
currentPage.addOnPropertyChangedCallback {
it ?: return@addOnPropertyChangedCallback
@ -59,6 +61,10 @@ class LogViewModel(
else -> ""
}
fun scrollDownPressed() {
scrollPosition.value = magiskLogItem.items.size - 1
}
fun refresh() {
fetchLogs().subscribeK { logItem.update(it) }
fetchMagiskLog().subscribeK { magiskLogItem.update(it) }

View File

@ -11,8 +11,10 @@ import androidx.databinding.InverseBindingAdapter
import androidx.databinding.InverseBindingListener
import androidx.drawerlayout.widget.DrawerLayout
import androidx.interpolator.view.animation.FastOutSlowInInterpolator
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import androidx.viewpager.widget.ViewPager
import com.google.android.material.floatingactionbutton.FloatingActionButton
import com.google.android.material.navigation.NavigationView
import com.skoumal.teanity.extensions.subscribeK
import com.topjohnwu.magisk.R
@ -177,3 +179,31 @@ fun setScrollToLast(view: RecyclerView, shouldScrollToLast: Boolean) {
view.adapter?.removeListener()
}
}
@BindingAdapter("hide")
fun setHidden(view: FloatingActionButton, hide: Boolean) {
if (hide) view.hide() else view.show()
}
@BindingAdapter("scrollPosition", "scrollPositionSmooth", requireAll = false)
fun setScrollPosition(view: RecyclerView, position: Int, smoothScroll: Boolean) = when {
smoothScroll -> view.smoothScrollToPosition(position)
else -> view.scrollToPosition(position)
}
@BindingAdapter("recyclerScrollEvent")
fun setScrollListener(view: RecyclerView, listener: InverseBindingListener) {
view.addOnScrollListener(object : RecyclerView.OnScrollListener() {
override fun onScrollStateChanged(recyclerView: RecyclerView, newState: Int) {
// don't change this or the recycler will stop at every line, effectively disabling smooth scroll
if (newState == RecyclerView.SCROLL_STATE_IDLE) {
listener.onChange()
}
}
})
}
@InverseBindingAdapter(attribute = "scrollPosition", event = "recyclerScrollEvent")
fun getScrollPosition(view: RecyclerView) = (view.layoutManager as? LinearLayoutManager)
?.findLastCompletelyVisibleItemPosition()
?: -1

View File

@ -0,0 +1,10 @@
<?xml version="1.0" encoding="utf-8"?>
<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="24dp"
android:height="24dp"
android:viewportWidth="24"
android:viewportHeight="24">
<path
android:fillColor="#000"
android:pathData="M16.59,5.59L18,7L12,13L6,7L7.41,5.59L12,10.17L16.59,5.59M16.59,11.59L18,13L12,19L6,13L7.41,11.59L12,16.17L16.59,11.59Z" />
</vector>

View File

@ -15,20 +15,39 @@
</data>
<HorizontalScrollView
<FrameLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<androidx.recyclerview.widget.RecyclerView
adapter="@{viewModel.itemsAdapter}"
itemBinding="@{viewModel.itemBinding}"
items="@{item.items}"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:orientation="vertical"
app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
tools:listitem="@layout/item_console" />
<HorizontalScrollView
android:layout_width="match_parent"
android:layout_height="match_parent">
<androidx.recyclerview.widget.RecyclerView
adapter="@{viewModel.itemsAdapter}"
itemBinding="@{viewModel.itemBinding}"
items="@{item.items}"
scrollPosition="@={viewModel.scrollPosition}"
scrollPositionSmooth="@{true}"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:orientation="vertical"
app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
tools:listitem="@layout/item_console" />
</HorizontalScrollView>
<com.google.android.material.floatingactionbutton.FloatingActionButton
hide="@{viewModel.scrollPosition == item.items.size - 1}"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="bottom|end"
android:layout_margin="@dimen/margin_generic"
android:onClick="@{() -> viewModel.scrollDownPressed()}"
app:srcCompat="@drawable/ic_arrow_down"
app:tint="@color/colorTextInverse" />
</FrameLayout>
</HorizontalScrollView>
</layout>