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// | |
// Poniżej masz wycinek z mojej apki Śpiewnik. | |
// Zwróć uwagę, że strumień `dialogItemSelected` jest wykorzystany wielokrotnie przez kolejne strumienie. | |
// Dlatego też jest użyty operator `share` - żeby kolejne subskrypcje nie triggerowały ponownie kodu z flatMapa. | |
// share() = publish().refCount() | |
// | |
val dialogItemSelected: Observable<Int> = | |
view.onLabelLongPress //Observable<LabelEntity> | |
.flatMap { label -> | |
val items = listOf("Edit", "Delete") //Edit=0, Delete=1 | |
RxDialog.itemsDialog(context, items, title = label.name) //Observable<Int> | |
} | |
.share() | |
val editLabel_action = | |
dialogItemSelected | |
.filter { it == 0 } //0=Edit | |
.doOnNext { | |
TODO("Edit not yet implemented!") | |
} | |
val deleteLabel_action = | |
dialogItemSelected | |
.filter { it == 1 } //1=Delete | |
.doOnNext { | |
TODO("Delete not yet implemented!") | |
} | |
//... | |
editLabel_action.subscribe() | |
deleteLabel_action.subscribe() |
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