Support enable/disable Zygisk

app/src/main/java/com/topjohnwu/magisk/ui/settings/BaseSettingsItem.kt

@@ -34,7 +34,7 @@ sealed class BaseSettingsItem : ObservableRvItem() {
 
     @get:Bindable
     var isEnabled = true
-        set(value) = set(value, field, { field = it }, BR.enabled)
+        set(value) = set(value, field, { field = it }, BR.enabled, BR.description)
 
     open fun onPressed(view: View, callback: Callback) {
         callback.onItemPressed(view, this)

app/src/main/java/com/topjohnwu/magisk/ui/settings/SettingsItems.kt

@@ -234,23 +234,44 @@ object Magisk : BaseSettingsItem.Section() {
     override val title = R.string.magisk.asText()
 }
 
+object Zygisk : BaseSettingsItem.Toggle() {
+    override val title = R.string.zygisk.asText()
+    override val description = R.string.settings_zygisk_summary.asText()
+    override var value = Config.zygisk
+        set(value) = setV(value, field, { field = it }) {
+            Config.zygisk = it
+            DenyList.isEnabled = it
+            DenyListConfig.isEnabled = it
+        }
+}
+
 object DenyList : BaseSettingsItem.Toggle() {
     override val title = R.string.settings_denylist_title.asText()
-    override val description = R.string.settings_denylist_summary.asText()
+    override val description get() =
+        if (isEnabled) R.string.settings_denylist_summary.asText()
+        else R.string.settings_denylist_error.asText(R.string.zygisk.asText())
+
     override var value = Info.env.denyListEnforced
         set(value) = setV(value, field, { field = it }) {
             val cmd = if (it) "enable" else "disable"
-            Shell.su("magisk --denylist $cmd").submit { cb ->
-                if (cb.isSuccess) Info.env.denyListEnforced = it
+            Shell.su("magisk --denylist $cmd").submit { result ->
+                if (result.isSuccess) Info.env.denyListEnforced = it
                 else field = !it
             }
             DenyListConfig.isEnabled = it
         }
+
+    override fun refresh() {
+        isEnabled = Zygisk.value
+    }
 }
 
 object DenyListConfig : BaseSettingsItem.Blank() {
     override val title = R.string.settings_denylist_config_title.asText()
     override val description = R.string.settings_denylist_config_summary.asText()
+    override fun refresh() {
+        isEnabled = Zygisk.value
+    }
 }
 
 // --- Superuser

app/src/main/java/com/topjohnwu/magisk/ui/settings/SettingsViewModel.kt

@@ -69,7 +69,7 @@ class SettingsViewModel : BaseViewModel(), BaseSettingsItem.Callback {
                 SystemlessHosts
             ))
             if (Const.Version.isCanary()) {
-                list.addAll(listOf(DenyList, DenyListConfig))
+                list.addAll(listOf(Zygisk, DenyList, DenyListConfig))
             }
         }