优化

app/src/main/java/io/legado/app/ui/main/explore/ExploreAdapter.kt

@@ -2,8 +2,8 @@ package io.legado.app.ui.main.explore
 
 import android.content.Context
 import android.view.LayoutInflater
-import android.view.Menu
 import android.widget.PopupMenu
+import io.legado.app.App
 import io.legado.app.R
 import io.legado.app.base.adapter.ItemViewHolder
 import io.legado.app.base.adapter.SimpleRecyclerAdapter
@@ -40,9 +40,7 @@ class ExploreAdapter(context: Context, private val scope: CoroutineScope, val ca
                 }
                 ll_title.onLongClick {
                     val popupMenu = PopupMenu(context, ll_title)
-                    popupMenu.menu.add(Menu.NONE, R.id.menu_edit, Menu.NONE, R.string.edit)
-                    popupMenu.menu.add(Menu.NONE, R.id.menu_top, Menu.NONE, R.string.to_top)
-                    popupMenu.menu.add(Menu.NONE, R.id.menu_refresh, Menu.NONE, R.string.refresh)
+                    popupMenu.inflate(R.menu.explore_item)
                     popupMenu.setOnMenuItemClickListener {
                         when (it.itemId) {
                             R.id.menu_edit -> callBack.editSource(item.bookSourceUrl)
@@ -51,6 +49,11 @@ class ExploreAdapter(context: Context, private val scope: CoroutineScope, val ca
                                 ACache.get(context, "explore").remove(item.bookSourceUrl)
                                 notifyItemChanged(holder.layoutPosition)
                             }
+                            R.id.menu_del -> {
+                                Coroutine.async(scope) {
+                                    App.db.bookSourceDao().delete(item)
+                                }
+                            }
                         }
                         true
                     }

app/src/main/res/menu/explore_item.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item
+        android:id="@+id/menu_edit"
+        android:title="@string/edit" />
+
+    <item
+        android:id="@+id/menu_top"
+        android:title="@string/to_top" />
+
+    <item
+        android:id="@+id/menu_refresh"
+        android:title="@string/refresh" />
+
+    <item
+        android:id="@+id/menu_del"
+        android:title="@string/delete" />
+
+</menu>

app/src/main/res/values/ids.xml

@@ -1,8 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <item name="menu_edit" type="id" />
-    <item name="menu_del" type="id" />
-    <item name="menu_top" type="id" />
 
     <item name="tag1" type="id" />
     <item name="tag2" type="id" />