单章换源和更多刷新放到长按里面

app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt

@@ -197,7 +197,7 @@ class ReadBookActivity : BaseReadBookActivity(),
 
     override fun onCompatCreateOptionsMenu(menu: Menu): Boolean {
         menuInflater.inflate(R.menu.book_read, menu)
-        menu.findItem(R.id.menu_change_source)?.setOnLongClickListener(menu) {
+        menu.iconItemOnLongClick(R.id.menu_change_source) {
             val changeSourceMenu = changeSourceMenu ?: PopupMenu(this, it).apply {
                 inflate(R.menu.book_read_change_source)
                 this.menu.applyOpenTint(this@ReadBookActivity)
@@ -206,7 +206,7 @@ class ReadBookActivity : BaseReadBookActivity(),
             }
             changeSourceMenu.show()
         }
-        menu.findItem(R.id.menu_refresh)?.setOnLongClickListener(menu) {
+        menu.iconItemOnLongClick(R.id.menu_refresh) {
             val refreshMenu = refreshMenu ?: PopupMenu(this, it).apply {
                 inflate(R.menu.book_read_refresh)
                 this.menu.applyOpenTint(this@ReadBookActivity)

app/src/main/java/io/legado/app/utils/MenuExtensions.kt

@@ -61,9 +61,12 @@ fun Menu.applyOpenTint(context: Context) {
     }
 }
 
-fun MenuItem.setOnLongClickListener(menu: Menu, function: (view: View) -> (Unit)) {
-    setActionView(R.layout.view_action_button)
-    actionView.findViewById<ImageButton>(R.id.item).setImageDrawable(icon)
-    actionView.setOnLongClickListener { function.invoke(actionView); true }
-    actionView.setOnClickListener { menu.performIdentifierAction(itemId, 0) }
+fun Menu.iconItemOnLongClick(id: Int, function: (view: View) -> Unit) {
+    findItem(id)?.let { item ->
+        item.setActionView(R.layout.view_action_button)
+        item.actionView.contentDescription = item.title
+        item.actionView.findViewById<ImageButton>(R.id.item).setImageDrawable(item.icon)
+        item.actionView.setOnLongClickListener { function.invoke(item.actionView); true }
+        item.actionView.setOnClickListener { performIdentifierAction(id, 0) }
+    }
 }