up

app/src/main/java/io/legado/app/base/BaseActivity.kt

@@ -10,6 +10,7 @@ import io.legado.app.R
 import io.legado.app.lib.theme.ATH
 import io.legado.app.lib.theme.ColorUtils
 import io.legado.app.lib.theme.primaryColor
+import io.legado.app.utils.applyOpenTint
 import io.legado.app.utils.applyTint
 import io.legado.app.utils.disableAutoFill
 import io.legado.app.utils.hideSoftInput
@@ -47,6 +48,10 @@ abstract class BaseActivity(private val layoutID: Int, private val fullScreen: B
         } ?: super.onCreateOptionsMenu(menu)
     }
 
+    override fun onMenuOpened(featureId: Int, menu: Menu?): Boolean {
+        menu?.applyOpenTint(this)
+        return super.onMenuOpened(featureId, menu)
+    }
 
     open fun onCompatCreateOptionsMenu(menu: Menu): Boolean {
         return super.onCreateOptionsMenu(menu)

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

@@ -1,13 +1,17 @@
 package io.legado.app.utils
 
 import android.content.Context
+import android.graphics.PorterDuff
 import android.view.Menu
+import android.view.MenuItem
 import androidx.appcompat.view.menu.MenuBuilder
 import androidx.appcompat.view.menu.MenuItemImpl
 import androidx.core.view.forEach
 import io.legado.app.R
 import io.legado.app.lib.theme.DrawableUtils
 import io.legado.app.lib.theme.primaryTextColor
+import java.lang.reflect.Method
+import java.util.*
 
 fun Menu.applyTint(context: Context, inPrimary: Boolean = true): Menu = this.let { menu ->
     if (menu is MenuBuilder) {
@@ -27,4 +31,34 @@ fun Menu.applyTint(context: Context, inPrimary: Boolean = true): Menu = this.let
         }
     }
     return menu
+}
+
+fun Menu.applyOpenTint(context: Context) {
+    //展开菜单显示图标
+    if (this.javaClass.simpleName.equals("MenuBuilder", ignoreCase = true)) {
+        val defaultTextColor = context.getCompatColor(R.color.tv_text_default)
+        try {
+            var method: Method =
+                this.javaClass.getDeclaredMethod("setOptionalIconsVisible", java.lang.Boolean.TYPE)
+            method.isAccessible = true
+            method.invoke(this, true)
+            method = this.javaClass.getDeclaredMethod("getNonActionItems")
+            val menuItems = method.invoke(this)
+            if (menuItems is ArrayList<*>) {
+                for (menuItem in menuItems) {
+                    if (menuItem is MenuItem) {
+                        val drawable = menuItem.icon
+                        if (drawable != null) {
+                            drawable.mutate()
+                            drawable.setColorFilter(
+                                defaultTextColor,
+                                PorterDuff.Mode.SRC_ATOP
+                            )
+                        }
+                    }
+                }
+            }
+        } catch (ignored: Exception) {
+        }
+    }
 }