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package ca.allanwang.kau.kpref.activity.items
import android.view.View
import android.widget.TextView
import ca.allanwang.kau.kpref.activity.GlobalOptions
import ca.allanwang.kau.kpref.activity.R
import ca.allanwang.kau.utils.toast
/**
* Created by Allan Wang on 2017-06-14.
*
* Text preference
* Holds a textview to display data on the right
* This is still a generic preference
*
*/
open class KPrefText<T>(val builder: KPrefTextContract<T>) : KPrefItemBase<T>(builder) {
/**
* Automatically reload on set
*/
override var pref: T
get() = base.getter.invoke()
set(value) {
base.setter.invoke(value)
builder.reloadSelf()
}
override fun defaultOnClick(itemView: View, innerContent: View?): Boolean {
itemView.context.toast("No click function set")
return true
}
override fun onPostBindView(viewHolder: ViewHolder, textColor: Int?, accentColor: Int?) {
super.onPostBindView(viewHolder, textColor, accentColor)
val textview = viewHolder.bindInnerView<TextView>(R.layout.kau_pref_text)
if (textColor != null) textview.setTextColor(textColor)
textview.text = builder.textGetter.invoke(pref)
}
/**
* Extension of the base contract with an optional text getter
*/
interface KPrefTextContract<T> : BaseContract<T> {
var textGetter: (T) -> String?
}
/**
* Default implementation of [KPrefTextContract]
*/
class KPrefTextBuilder<T>(
globalOptions: GlobalOptions,
titleRes: Int,
getter: () -> T,
setter: (value: T) -> Unit
) : KPrefTextContract<T>, BaseContract<T> by BaseBuilder<T>(globalOptions, titleRes, getter, setter) {
override var textGetter: (T) -> String? = { it?.toString() }
}
override fun getType(): Int = R.id.kau_item_pref_text
}
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