36 lines
1.0 KiB
Kotlin
36 lines
1.0 KiB
Kotlin
package jp.juggler.subwaytooter.dialog
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import android.content.Context
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import androidx.appcompat.app.AlertDialog
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import jp.juggler.subwaytooter.R
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import jp.juggler.util.data.notEmpty
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import java.util.*
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class ActionsDialog {
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private val actionList = ArrayList<Action>()
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private class Action(val caption: CharSequence, val action: () -> Unit)
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fun addAction(caption: CharSequence, action: () -> Unit): ActionsDialog {
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actionList.add(Action(caption, action))
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return this
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}
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fun show(context: Context, title: CharSequence? = null): ActionsDialog {
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AlertDialog.Builder(context).apply {
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setNegativeButton(R.string.cancel, null)
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setItems(actionList.map { it.caption }.toTypedArray()) { _, which ->
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if (which >= 0 && which < actionList.size) {
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actionList[which].action()
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}
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}
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title?.notEmpty()?.let { setTitle(it) }
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}.show()
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return this
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}
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}
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