up

app/src/main/java/io/legado/app/lib/theme/view/ATEAutoCompleteTextView.kt

@@ -5,14 +5,26 @@ import android.graphics.Rect
 import android.os.Build
 import android.util.AttributeSet
 import android.view.KeyEvent
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ArrayAdapter
 import androidx.appcompat.widget.AppCompatAutoCompleteTextView
+import io.legado.app.R
 import io.legado.app.lib.theme.Selector
 import io.legado.app.lib.theme.ThemeStore
+import io.legado.app.utils.gone
+import io.legado.app.utils.visible
+import kotlinx.android.synthetic.main.item_1line_text_and_del.view.*
+import org.jetbrains.anko.sdk27.listeners.onClick
 
 
 class ATEAutoCompleteTextView(context: Context, attrs: AttributeSet) :
     AppCompatAutoCompleteTextView(context, attrs) {
 
+    var callBack: CallBack? = null
+    var showDel: Boolean = false
+
     init {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
             backgroundTintList = Selector.colorBuild()
@@ -29,6 +41,43 @@ class ATEAutoCompleteTextView(context: Context, attrs: AttributeSet) :
     override fun onFocusChanged(focused: Boolean, direction: Int, previouslyFocusedRect: Rect?) {
         super.onFocusChanged(focused, direction, previouslyFocusedRect)
 
+        performFiltering()
+    }
+
+    fun performFiltering() {
         performFiltering(text, KeyEvent.KEYCODE_UNKNOWN)
     }
+
+    fun setSelectValues(values: List<String>, showDel: Boolean = false) {
+        this.showDel = showDel
+        setAdapter(MyAdapter(context, values))
+    }
+
+    fun setSelectValues(vararg value: String, showDel: Boolean = false) {
+        this.showDel = showDel
+        setAdapter(MyAdapter(context, value.toMutableList()))
+    }
+
+    inner class MyAdapter(context: Context, values: List<String>) :
+        ArrayAdapter<String>(context, android.R.layout.simple_dropdown_item_1line, values) {
+
+        override fun getView(position: Int, convertView: View?, parent: ViewGroup): View {
+            val view = convertView ?: LayoutInflater.from(context)
+                .inflate(R.layout.item_1line_text_and_del, parent, false)
+            view.text_view.text = getItem(position)
+            if (showDel) view.iv_delete.visible() else view.iv_delete.gone()
+            view.iv_delete.onClick {
+                getItem(position)?.let {
+                    remove(it)
+                    callBack?.delete(it)
+                    performFiltering()
+                }
+            }
+            return view
+        }
+    }
+
+    interface CallBack {
+        fun delete(value: String)
+    }
 }

app/src/main/res/layout/item_1line_text_and_del.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="horizontal"
+    tools:ignore="UseCompoundDrawables">
+
+    <TextView
+        android:id="@+id/text_view"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1" />
+
+    <ImageView
+        android:id="@+id/iv_delete"
+        android:layout_width="24dp"
+        android:layout_height="24dp"
+        android:src="@drawable/ic_clear_all"
+        android:visibility="gone"
+        android:contentDescription="@string/delete" />
+
+</LinearLayout>