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Commit 0279f279 authored by tibbi's avatar tibbi
Browse files

adding a helper recyclerview adapter function for getting selected item positions

parent 086fc7b7

build.gradle

+1 −1
Original line number Diff line number Diff line
@@ -7,7 +7,7 @@ buildscript { 
        propMinSdkVersion = 21

        propTargetSdkVersion = propCompileSdkVersion

        propVersionCode = 1

        propVersionName = '5.0.21'

        propVersionName = '5.0.22'

        kotlin_version = '1.2.71'

    }

commons/src/main/kotlin/com/simplemobiletools/commons/adapters/MyRecyclerViewAdapter.kt

+15 −0
Original line number Diff line number Diff line
@@ -147,6 +147,21 @@ abstract class MyRecyclerViewAdapter(val activity: BaseSimpleActivity, val recyc 


    protected fun isKeySelected(key: Int) = selectedKeys.contains(key)



    protected fun getSelectedItemPositions(keys: List<Int>, sortDescending: Boolean = true): ArrayList<Int> {

        val positions = ArrayList<Int>()

        keys.forEach {

            val position = getItemKeyPosition(it)

            if (position != -1) {

                positions.add(position)

            }

        }



        if (sortDescending) {

            positions.sortDescending()

        }

        return positions

    }



    protected fun selectAll() {

        val cnt = itemCount - positionOffset

        for (i in 0 until cnt) {