109 lines
3.8 KiB
Kotlin
109 lines
3.8 KiB
Kotlin
package org.bspeice.minimalbible.activity.viewer
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import android.content.Context
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import android.util.AttributeSet
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import android.view.LayoutInflater
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import android.view.View
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import android.widget.ExpandableListView
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import android.widget.LinearLayout
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import android.widget.TextView
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import org.bspeice.minimalbible.R
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import org.crosswire.jsword.book.Book
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import org.crosswire.jsword.versification.BibleBook
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import rx.subjects.PublishSubject
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class BibleMenu(val ctx: Context, val attrs: AttributeSet) : LinearLayout(ctx, attrs) {
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val inflater = ctx.getSystemService(Context.LAYOUT_INFLATER_SERVICE) as LayoutInflater
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val contentView = inflater.inflate(R.layout.view_bible_menu, this, true)
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val menuContent = contentView.findViewById(R.id._bible_menu) as ExpandableListView
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fun doInitialize(b: Book, publisher: PublishSubject<BookScrollEvent>) {
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val adapter = BibleMenuAdapter(b, publisher)
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menuContent setAdapter adapter
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publisher subscribe {
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menuContent.collapseGroup(adapter.getGroupIdForBook(it.b))
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}
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}
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}
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class BibleMenuGroup(val bindTo: View) {
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val content = bindTo.findViewById(R.id.content) as TextView
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val resources = bindTo.getResources()
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companion object {
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fun init(v: View, obj: Any, highlighted: Boolean): View {
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val holder =
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if (v.getTag() != null) v.getTag() as BibleMenuGroup
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else BibleMenuGroup(v)
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holder.bind(obj, highlighted)
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return v
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}
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}
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fun getHighlightedColor(highlighted: Boolean) =
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if (highlighted) resources getColor R.color.colorAccent
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else resources getColor R.color.textColor
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fun bind(obj: Any, highlighted: Boolean) {
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content setText obj.toString()
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content setTextColor getHighlightedColor(highlighted)
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}
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}
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/**
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* Bind the child items. There are some funky math things going on since
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* we display three chapters per row, check the adapter for more documentation
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*/
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class BibleMenuChild(val bindTo: View, val book: BibleBook,
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val scrollPublisher: PublishSubject<BookScrollEvent>) {
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val content1 = bindTo.findViewById(R.id.content1) as TextView
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val content2 = bindTo.findViewById(R.id.content2) as TextView
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val content3 = bindTo.findViewById(R.id.content3) as TextView
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companion object {
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fun init(v: View, obj: IntRange, book: BibleBook,
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scrollPublisher: PublishSubject<BookScrollEvent>): View {
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val holder =
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if (v.getTag() != null) v.getTag() as BibleMenuChild
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else BibleMenuChild(v, book, scrollPublisher)
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holder.clearViews()
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holder.bind(obj)
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return v
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}
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}
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fun buildOnClickListener(chapter: Int): View.OnClickListener =
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View.OnClickListener { scrollPublisher onNext BookScrollEvent(book, chapter) }
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// Clear the views before binding, so that we don't have stale text left
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// as a result of recycling. There should probably be a different way of doing this,
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// but get something that works first.
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fun clearViews() {
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content1 setText ""
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content2 setText ""
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content3 setText ""
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}
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/**
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* Calculate which view should hold the chapter. We remove 1 before the modulus
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* in order to use index-based addressing. If we didn't remove 1, position 1 would receive
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* content2, since 1 modulus 3 is 1.
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*/
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fun getViewForPosition(position: Int) = when ((position - 1) % 3) {
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0 -> content1
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1 -> content2
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else -> content3
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}
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/**
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* Set up the view with the data we want to display
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*/
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fun bind(range: IntRange) = range.forEach {
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val view = getViewForPosition(it)
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view setText it.toString()
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view setOnClickListener buildOnClickListener(it)
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}
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}
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