Moving to version 2.0

app/src/main/java/com/tommasoberlose/anotherwidget/components/BottomSheetMenu.kt

@@ -0,0 +1,66 @@
+package com.tommasoberlose.anotherwidget.components
+
+import android.app.Dialog
+import android.content.Context
+import android.os.Bundle
+import android.view.View
+import androidx.annotation.MenuRes
+import androidx.appcompat.widget.AppCompatTextView
+import androidx.core.view.isVisible
+import com.google.android.material.bottomsheet.BottomSheetDialog
+import com.google.android.material.bottomsheet.BottomSheetDialogFragment
+import com.tommasoberlose.anotherwidget.R
+import kotlinx.android.synthetic.main.bottom_sheet_menu.view.*
+import kotlinx.android.synthetic.main.bottom_sheet_menu_item.view.*
+
+/**
+ * [BottomSheetDialogFragment] that uses a custom
+ * theme which sets a rounded background to the dialog
+ * and doesn't dim the navigation bar
+ */
+open class BottomSheetMenu<T>(context: Context, private val header: String? = null) : BottomSheetDialog(context, R.style.BottomSheetDialogTheme) {
+
+    private val items: ArrayList<MenuItem<T>> = ArrayList()
+    private var selectedRes: T? = null
+    private var callback: ((selectedValue: T) -> Unit)? = null
+
+    fun selectResource(res: T): BottomSheetMenu<T> {
+        selectedRes = res
+        return this
+    }
+
+    fun addItem(title: String, value: T): BottomSheetMenu<T> {
+        items.add(MenuItem(title, value))
+        return this
+    }
+
+    fun addOnSelectItemListener(callback: (selectedValue: T) -> Unit): BottomSheetMenu<T> {
+        this.callback = callback
+        return this
+    }
+
+    override fun show() {
+        val view = View.inflate(context, R.layout.bottom_sheet_menu, null)
+
+        // Header
+        view.header.isVisible = header != null
+        view.header_text.text = header ?: ""
+
+        // Menu
+        for (item in items) {
+            val itemView = View.inflate(context, R.layout.bottom_sheet_menu_item, null)
+            itemView.label.text = item.title
+            itemView.isSelected = item.value == selectedRes
+            itemView.setOnClickListener {
+                callback?.invoke(item.value)
+                this.dismiss()
+            }
+            view.menu.addView(itemView)
+        }
+        setContentView(view)
+        super.show()
+    }
+
+    class MenuItem<T>(val title: String, val value: T)
+
+}