compose: Don't remove keys not in sequence

Keys that are not part of any possible sequences are now dimmed and
still usable instead of being removed, which felt weird.

1 files changed, 14 insertions, 7 deletions

diff --git a/srcs/juloo.keyboard2/ComposeKey.java b/srcs/juloo.keyboard2/ComposeKey.java
index 173fcd7..4a8cff7 100644
--- a/srcs/juloo.keyboard2/ComposeKey.java
+++ b/srcs/juloo.keyboard2/ComposeKey.java
@@ -10,15 +10,22 @@ public final class ComposeKey
   {
     switch (kv.getKind())
     {
-      case Char: return apply(state, kv.getChar());
+      case Char:
+        KeyValue res = apply(state, kv.getChar());
+        // Dim characters not part of any sequence instead of removing them.
+        if (res == null)
+          return kv.withFlags(kv.getFlags() | KeyValue.FLAG_SECONDARY);
+        return res;
       /* These keys must not be removed. */
-      case Event: return kv;
-      case Modifier: return kv;
+      case Event:
+      case Modifier:
+        return kv;
       /* These keys cannot be part of sequences. */
-      case String: return null;
-      case Keyevent: return null;
-      case Editing: return null;
-      case Placeholder: return null;
+      case String:
+      case Keyevent:
+      case Editing:
+      case Placeholder:
+        return kv.withFlags(kv.getFlags() | KeyValue.FLAG_SECONDARY);
       case Compose_pending: return null;
     }
     return null;