feat(YouTube - Navigation buttons): Add option to hide navigation button labels

src/main/kotlin/app/revanced/patches/youtube/layout/buttons/navigation/NavigationButtonsPatch.kt

@@ -1,6 +1,7 @@
 package app.revanced.patches.youtube.layout.buttons.navigation
 
 import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.extensions.InstructionExtensions.addInstruction
 import app.revanced.patcher.extensions.InstructionExtensions.addInstructions
 import app.revanced.patcher.extensions.InstructionExtensions.getInstruction
 import app.revanced.patcher.patch.BytecodePatch
@@ -12,11 +13,16 @@ import app.revanced.patches.shared.misc.settings.preference.PreferenceScreen.Sor
 import app.revanced.patches.shared.misc.settings.preference.SwitchPreference
 import app.revanced.patches.youtube.layout.buttons.navigation.fingerprints.ANDROID_AUTOMOTIVE_STRING
 import app.revanced.patches.youtube.layout.buttons.navigation.fingerprints.AddCreateButtonViewFingerprint
+import app.revanced.patches.youtube.layout.buttons.navigation.fingerprints.HideNavigationButtonLabelsFingerprint
 import app.revanced.patches.youtube.misc.integrations.IntegrationsPatch
 import app.revanced.patches.youtube.misc.navigation.NavigationBarHookPatch
 import app.revanced.patches.youtube.misc.settings.SettingsPatch
 import app.revanced.util.exception
+import app.revanced.util.getReference
+import app.revanced.util.indexOfFirstInstruction
+import com.android.tools.smali.dexlib2.iface.instruction.FiveRegisterInstruction
 import com.android.tools.smali.dexlib2.iface.instruction.OneRegisterInstruction
+import com.android.tools.smali.dexlib2.iface.reference.MethodReference
 
 @Patch(
     name = "Navigation buttons",
@@ -56,7 +62,10 @@ import com.android.tools.smali.dexlib2.iface.instruction.OneRegisterInstruction
 )
 @Suppress("unused")
 object NavigationButtonsPatch : BytecodePatch(
-    setOf(AddCreateButtonViewFingerprint),
+    setOf(
+        AddCreateButtonViewFingerprint,
+        HideNavigationButtonLabelsFingerprint,
+    ),
 ) {
     private const val INTEGRATIONS_CLASS_DESCRIPTOR =
         "Lapp/revanced/integrations/youtube/patches/NavigationButtonsPatch;"
@@ -73,6 +82,7 @@ object NavigationButtonsPatch : BytecodePatch(
                     SwitchPreference("revanced_hide_shorts_button"),
                     SwitchPreference("revanced_hide_create_button"),
                     SwitchPreference("revanced_hide_subscriptions_button"),
+                    SwitchPreference("revanced_hide_navigation_labels"),
                     SwitchPreference("revanced_switch_create_with_notifications_button"),
                 ),
             ),
@@ -99,6 +109,22 @@ object NavigationButtonsPatch : BytecodePatch(
             }
         } ?: throw AddCreateButtonViewFingerprint.exception
 
+        // Hide navigation button labels.
+        HideNavigationButtonLabelsFingerprint.result?.let {
+            it.mutableMethod.apply {
+                val targetIndex = indexOfFirstInstruction {
+                    getReference<MethodReference>()?.name == "setText"
+                }
+
+                val targetRegister = getInstruction<FiveRegisterInstruction>(targetIndex).registerC
+
+                addInstruction(
+                    targetIndex,
+                    "invoke-static {v$targetRegister}, $INTEGRATIONS_CLASS_DESCRIPTOR->hideNavigationLabels(Landroid/widget/TextView;)V"
+                )
+            }
+        } ?: throw HideNavigationButtonLabelsFingerprint.exception
+
         // Hook navigation button created, in order to hide them.
         NavigationBarHookPatch.hookNavigationButtonCreated(INTEGRATIONS_CLASS_DESCRIPTOR)
     }

src/main/kotlin/app/revanced/patches/youtube/layout/buttons/navigation/fingerprints/HideNavigationButtonLabelsFingerprint.kt

@@ -0,0 +1,21 @@
+package app.revanced.patches.youtube.layout.buttons.navigation.fingerprints
+
+import app.revanced.patcher.extensions.or
+import app.revanced.patcher.fingerprint.MethodFingerprint
+import com.android.tools.smali.dexlib2.AccessFlags
+import com.android.tools.smali.dexlib2.Opcode
+
+internal object HideNavigationButtonLabelsFingerprint : MethodFingerprint(
+    returnType = "V",
+    accessFlags = AccessFlags.PUBLIC or AccessFlags.CONSTRUCTOR,
+    parameters = listOf(
+        "Lcom/google/android/libraries/youtube/rendering/ui/pivotbar/PivotBar;",
+        "Landroid/widget/TextView;",
+        "Ljava/lang/CharSequence;",
+    ),
+    opcodes = listOf(
+        Opcode.INVOKE_VIRTUAL,
+        Opcode.RETURN_VOID,
+    ),
+    customFingerprint = { methodDef, _ -> methodDef.name == "<init>" }
+)

src/main/resources/addresources/values/strings.xml

@@ -433,6 +433,9 @@
             <string name="revanced_hide_subscriptions_button_title">Hide Subscriptions</string>
             <string name="revanced_hide_subscriptions_button_summary_on">Subscriptions button is hidden</string>
             <string name="revanced_hide_subscriptions_button_summary_off">Subscriptions button is shown</string>
+            <string name="revanced_hide_navigation_labels_title">Hide navigation button labels</string>
+            <string name="revanced_hide_navigation_labels_summary_on">Navigation button labels are hidden</string>
+            <string name="revanced_hide_navigation_labels_summary_off">Navigation button labels are shown</string>
             <!-- 'Notifications' should be translated using the same localized wording YouTube displays the tab. -->
             <string name="revanced_switch_create_with_notifications_button_title">Switch Create with Notifications</string>
             <string name="revanced_switch_create_with_notifications_button_summary_on">Create button is switched with Notifications button\n\nNote: Enabling this also forcibly hides video ads</string>