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https://github.com/tachiyomiorg/tachiyomi.git
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TabbedBottomSheetDialog: Fix scrollable pages (#5173)
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commit
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@ -0,0 +1,54 @@
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package eu.kanade.tachiyomi.widget.sheet
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import android.content.Context
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import android.util.AttributeSet
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import android.view.View
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import androidx.viewpager.widget.ViewPager
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import java.lang.reflect.Field
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/**
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* From https://github.com/kafumi/android-bottomsheet-viewpager
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*/
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class BottomSheetViewPager @JvmOverloads constructor(
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context: Context,
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attrs: AttributeSet? = null
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) : ViewPager(context, attrs) {
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private val positionField: Field = LayoutParams::class.java.getDeclaredField("position").also {
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it.isAccessible = true
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}
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override fun getChildAt(index: Int): View {
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val currentView = getCurrentView() ?: return super.getChildAt(index)
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return if (index == 0) {
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currentView
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} else {
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var view = super.getChildAt(index)
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if (view == currentView) {
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view = super.getChildAt(0)
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}
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return view
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}
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}
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private fun getCurrentView(): View? {
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for (i in 0 until childCount) {
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val child = super.getChildAt(i)
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val lp = child.layoutParams as? LayoutParams
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if (lp != null) {
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val position = positionField.getInt(lp)
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if (!lp.isDecor && currentItem == position) {
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return child
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}
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}
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}
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return null
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}
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init {
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addOnPageChangeListener(object : SimpleOnPageChangeListener() {
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override fun onPageSelected(position: Int) {
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requestLayout()
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}
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})
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}
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}
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@ -44,7 +44,7 @@
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</androidx.constraintlayout.widget.ConstraintLayout>
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<androidx.viewpager.widget.ViewPager
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<eu.kanade.tachiyomi.widget.sheet.BottomSheetViewPager
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android:id="@+id/pager"
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android:layout_width="match_parent"
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android:layout_height="wrap_content" />
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