Feat: introduce follow up actions

src/state/editor.rs

@@ -24,26 +24,37 @@ pub enum PatternPropsField {
     Speed,
     Quantization,
     SyncMode,
+    FollowUp,
+    ChainBank,
+    ChainPattern,
 }
 
 impl PatternPropsField {
-    pub fn next(&self) -> Self {
+    pub fn next(&self, follow_up_is_chain: bool) -> Self {
         match self {
             Self::Name => Self::Length,
             Self::Length => Self::Speed,
             Self::Speed => Self::Quantization,
             Self::Quantization => Self::SyncMode,
-            Self::SyncMode => Self::SyncMode,
+            Self::SyncMode => Self::FollowUp,
+            Self::FollowUp if follow_up_is_chain => Self::ChainBank,
+            Self::FollowUp => Self::FollowUp,
+            Self::ChainBank => Self::ChainPattern,
+            Self::ChainPattern => Self::ChainPattern,
         }
     }
 
-    pub fn prev(&self) -> Self {
+    pub fn prev(&self, follow_up_is_chain: bool) -> Self {
         match self {
             Self::Name => Self::Name,
             Self::Length => Self::Name,
             Self::Speed => Self::Length,
             Self::Quantization => Self::Speed,
             Self::SyncMode => Self::Quantization,
+            Self::FollowUp => Self::SyncMode,
+            Self::ChainBank => Self::FollowUp,
+            Self::ChainPattern if follow_up_is_chain => Self::ChainBank,
+            Self::ChainPattern => Self::FollowUp,
         }
     }
 }