46 lines
1.5 KiB
Kotlin
46 lines
1.5 KiB
Kotlin
package sushi.hardcore.droidfs.widgets
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import android.content.Context
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import android.graphics.Color
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import android.graphics.drawable.ColorDrawable
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import android.util.AttributeSet
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import android.util.TypedValue
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import android.widget.ListAdapter
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import android.widget.ListView
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import androidx.core.content.ContextCompat
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import sushi.hardcore.droidfs.R
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class NonScrollableColoredBorderListView: ListView {
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constructor(context: Context) : super(context) { applyColor() }
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constructor(context: Context, attrs: AttributeSet): super(context, attrs) { applyColor() }
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constructor(context: Context, attrs: AttributeSet, defStyleAttr: Int): super(context, attrs, defStyleAttr) { applyColor() }
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val colorAccent: Int
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init {
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val typedValue = TypedValue()
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context.theme.resolveAttribute(R.attr.colorAccent, typedValue, true)
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colorAccent = typedValue.data
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}
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fun applyColor() {
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divider = ColorDrawable(colorAccent)
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dividerHeight = context.resources.displayMetrics.density.toInt()*2
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background = ContextCompat.getDrawable(context, R.drawable.listview_border)
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}
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fun computeHeight(): Int {
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var totalHeight = 0
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for (i in 0 until adapter.count){
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val item = adapter.getView(i, null, this)
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item.measure(0, 0)
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totalHeight += item.measuredHeight
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}
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return totalHeight + (dividerHeight * (adapter.count-1))
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}
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override fun setAdapter(adapter: ListAdapter?) {
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super.setAdapter(adapter)
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layoutParams.height = computeHeight()
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}
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} |