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@@ -4,6 +4,7 @@ import android.content.Context
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import android.graphics.drawable.Drawable
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import android.util.AttributeSet
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import android.view.ViewGroup
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+import androidx.annotation.AttrRes
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import androidx.annotation.CallSuper
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import androidx.appcompat.content.res.AppCompatResources
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import androidx.core.content.ContextCompat
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@@ -45,20 +46,20 @@ open class ExtendedNavigationView @JvmOverloads constructor(
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/**
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* A checkbox belonging to a group. The group must handle selections and restrictions.
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*/
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- class CheckboxGroup(resTitle: Int, override val group: Group, checked: Boolean = false) :
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- Checkbox(resTitle, checked), GroupedItem
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+ class CheckboxGroup(resTitle: Int, override val group: Group, checked: Boolean = false, enabled: Boolean = true) :
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+ Checkbox(resTitle, checked, enabled), GroupedItem
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/**
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* A radio belonging to a group (a sole radio makes no sense). The group must handle
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* selections and restrictions.
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*/
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- class Radio(val resTitle: Int, override val group: Group, var checked: Boolean = false) :
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+ class Radio(val resTitle: Int, override val group: Group, var checked: Boolean = false, var enabled: Boolean = true) :
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Item(), GroupedItem
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/**
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* An item with which needs more than two states (selected/deselected).
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*/
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- abstract class MultiState(val resTitle: Int, var state: Int = 0) : Item() {
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+ abstract class MultiState(val resTitle: Int, var state: Int = 0, var enabled: Boolean = true) : Item() {
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/**
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* Returns the drawable associated to every possible each state.
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@@ -71,9 +72,9 @@ open class ExtendedNavigationView @JvmOverloads constructor(
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* @param context any context.
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* @param resId the vector resource to load and tint
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*/
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- fun tintVector(context: Context, resId: Int): Drawable {
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+ fun tintVector(context: Context, resId: Int, @AttrRes colorAttrRes: Int = R.attr.colorAccent): Drawable {
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return AppCompatResources.getDrawable(context, resId)!!.apply {
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- setTint(context.getResourceColor(R.attr.colorAccent))
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+ setTint(context.getResourceColor(if (enabled) colorAttrRes else R.attr.colorControlNormal))
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}
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}
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}
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@@ -82,8 +83,8 @@ open class ExtendedNavigationView @JvmOverloads constructor(
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* An item with which needs more than two states (selected/deselected) belonging to a group.
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* The group must handle selections and restrictions.
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*/
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- abstract class MultiStateGroup(resTitle: Int, override val group: Group, state: Int = 0) :
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- MultiState(resTitle, state), GroupedItem
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+ abstract class MultiStateGroup(resTitle: Int, override val group: Group, state: Int = 0, enabled: Boolean = true) :
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+ MultiState(resTitle, state, enabled), GroupedItem
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/**
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* A multistate item for sorting lists (unselected, ascending, descending).
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@@ -105,6 +106,27 @@ open class ExtendedNavigationView @JvmOverloads constructor(
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}
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}
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}
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+
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+ /**
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+ * A checkbox with 3 states (unselected, checked, explicitly unchecked).
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+ */
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+ class TriStateGroup(resId: Int, group: Group) : MultiStateGroup(resId, group) {
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+
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+ companion object {
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+ const val STATE_IGNORE = 0
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+ const val STATE_INCLUDE = 1
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+ const val STATE_EXCLUDE = 2
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+ }
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+
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+ override fun getStateDrawable(context: Context): Drawable? {
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+ return when (state) {
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+ STATE_IGNORE -> tintVector(context, R.drawable.ic_check_box_outline_blank_24dp, R.attr.colorControlNormal)
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+ STATE_INCLUDE -> tintVector(context, R.drawable.ic_check_box_24dp)
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+ STATE_EXCLUDE -> tintVector(context, R.drawable.ic_check_box_x_24dp)
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+ else -> throw Exception("Unknown state")
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+ }
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+ }
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+ }
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}
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/**
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@@ -213,13 +235,15 @@ open class ExtendedNavigationView @JvmOverloads constructor(
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val item = items[position] as Item.Radio
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holder.radio.setText(item.resTitle)
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holder.radio.isChecked = item.checked
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+
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+ holder.itemView.isClickable = item.enabled
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+ holder.radio.isEnabled = item.enabled
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}
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is CheckboxHolder -> {
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val item = items[position] as Item.CheckboxGroup
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holder.check.setText(item.resTitle)
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holder.check.isChecked = item.checked
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- // Allow disabling the holder
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holder.itemView.isClickable = item.enabled
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holder.check.isEnabled = item.enabled
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}
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@@ -228,6 +252,12 @@ open class ExtendedNavigationView @JvmOverloads constructor(
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val drawable = item.getStateDrawable(context)
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holder.text.setText(item.resTitle)
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holder.text.setCompoundDrawablesWithIntrinsicBounds(drawable, null, null, null)
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+
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+ holder.itemView.isClickable = item.enabled
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+ holder.text.isEnabled = item.enabled
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+
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+ // Mimics checkbox/radio button
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+ holder.text.alpha = if (item.enabled) 1f else 0.4f
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}
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}
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}
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arkon