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authorAllan Wang <me@allanwang.ca>2018-04-07 20:23:17 -0400
committerGitHub <noreply@github.com>2018-04-07 20:23:17 -0400
commita0377be622f21b4c6a7d8828505c1e95efab1254 (patch)
tree825760fab6f0bb1baa4e709443becefba5a8d06a /adapter/src/main/kotlin/ca/allanwang/kau/adapters/AdapterUtils.kt
parente97db5c6529b1e12effc7141f277bd41d3fb580a (diff)
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Update/android studio 3.1 (#146)
* Update dependencies * Add default invalid id value * Extend appcompat views only * Update migration * Remove setTextIfValid * Remove nosibling warning * Add deprecation warnings to fragment view binding * Bring back glide 4.6.1 * Use proper distribution type setter
Diffstat (limited to 'adapter/src/main/kotlin/ca/allanwang/kau/adapters/AdapterUtils.kt')
-rw-r--r--adapter/src/main/kotlin/ca/allanwang/kau/adapters/AdapterUtils.kt17
1 files changed, 15 insertions, 2 deletions
diff --git a/adapter/src/main/kotlin/ca/allanwang/kau/adapters/AdapterUtils.kt b/adapter/src/main/kotlin/ca/allanwang/kau/adapters/AdapterUtils.kt
index 2f25d8c..b754cb4 100644
--- a/adapter/src/main/kotlin/ca/allanwang/kau/adapters/AdapterUtils.kt
+++ b/adapter/src/main/kotlin/ca/allanwang/kau/adapters/AdapterUtils.kt
@@ -1,9 +1,10 @@
package ca.allanwang.kau.adapters
-import android.view.View
import com.mikepenz.fastadapter.FastAdapter
import com.mikepenz.fastadapter.IAdapter
+import com.mikepenz.fastadapter.IAdapterExtension
import com.mikepenz.fastadapter.IItem
+import com.mikepenz.fastadapter.select.SelectExtension
/**
* Created by Allan Wang on 2017-11-08.
@@ -13,4 +14,16 @@ import com.mikepenz.fastadapter.IItem
* Add kotlin's generic syntax to better support out types
*/
fun <Item : IItem<*, *>> fastAdapter(vararg adapter: IAdapter<out Item>) =
- FastAdapter.with<Item, IAdapter<out Item>>(adapter.toList())!! \ No newline at end of file
+ FastAdapter.with<Item, IAdapter<out Item>>(adapter.toList())!!
+
+inline fun <reified T : IAdapterExtension<Item>, Item : IItem<*, *>> FastAdapter<Item>.getExtension(): T? =
+ getExtension(T::class.java)
+
+/**
+ * Returns selection size, or -1 if selection is disabled
+ */
+inline val <Item : IItem<*, *>> IAdapter<Item>.selectionSize: Int
+ get() = fastAdapter.getExtension<SelectExtension<Item>, Item>()?.selections?.size ?: -1
+
+inline val <Item : IItem<*, *>> IAdapter<Item>.selectedItems: Set<Item>
+ get() = fastAdapter.getExtension<SelectExtension<Item>, Item>()?.selectedItems ?: emptySet()