74 lines
2.5 KiB
Kotlin
74 lines
2.5 KiB
Kotlin
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.settings
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import android.content.Context
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import android.util.AttributeSet
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import android.widget.ImageView
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import androidx.core.content.res.TypedArrayUtils
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import androidx.core.content.withStyledAttributes
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import androidx.preference.PreferenceViewHolder
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import org.mozilla.fenix.R
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import org.mozilla.fenix.ext.increaseTapArea
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class RadioButtonInfoPreference @JvmOverloads constructor(
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context: Context,
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attrs: AttributeSet? = null
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) : RadioButtonPreference(context, attrs) {
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private var infoClickListener: (() -> Unit)? = null
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private var infoView: ImageView? = null
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fun onInfoClickListener(listener: (() -> Unit)) {
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infoClickListener = listener
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}
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override fun setEnabled(enabled: Boolean) {
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super.setEnabled(enabled)
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infoView?.alpha = if (enabled) FULL_ALPHA else HALF_ALPHA
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infoView?.isEnabled = enabled
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}
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init {
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layoutResource = R.layout.preference_widget_radiobutton_with_info
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context.withStyledAttributes(
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attrs,
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androidx.preference.R.styleable.Preference,
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TypedArrayUtils.getAttr(
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context,
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androidx.preference.R.attr.preferenceStyle,
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android.R.attr.preferenceStyle
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),
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0
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) {
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val defaultValue = when {
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hasValue(androidx.preference.R.styleable.Preference_defaultValue) ->
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getBoolean(androidx.preference.R.styleable.Preference_defaultValue, false)
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hasValue(androidx.preference.R.styleable.Preference_android_defaultValue) ->
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getBoolean(
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androidx.preference.R.styleable.Preference_android_defaultValue,
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false
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)
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else -> false
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}
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setDefaultValue(defaultValue)
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}
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}
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override fun onBindViewHolder(holder: PreferenceViewHolder) {
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super.onBindViewHolder(holder)
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infoView = holder.findViewById(R.id.info_button) as ImageView
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infoView?.increaseTapArea(EXTRA_TAP_AREA)
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infoView?.setOnClickListener {
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infoClickListener?.invoke()
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}
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infoView?.alpha = if (isEnabled) FULL_ALPHA else HALF_ALPHA
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}
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companion object {
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const val EXTRA_TAP_AREA = 22
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}
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}
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