Introduce scannable interfaces.

1 files changed, 23 insertions, 0 deletions

diff --git a/libcaribou/iscannable-group.vala b/libcaribou/iscannable-group.vala
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index 0000000..44f3979
--- /dev/null
+++ b/libcaribou/iscannable-group.vala
@@ -0,0 +1,23 @@
+namespace Caribou {
+    public interface IScannableGroup : Object {
+        public abstract IScannableItem? child_select ();
+        public abstract void scan_reset ();
+        public abstract IScannableItem[] get_scan_children ();
+        public abstract IScannableItem? child_step (int cycles);
+        public abstract IScannableItem[] get_step_path ();
+        public abstract IScannableItem[] get_selected_path ();
+
+        public abstract ScanGrouping scan_grouping { get; set; }
+
+        public signal void selected_item_changed (IScannableItem? selected_item);
+        public signal void step_item_changed (IScannableItem? step_item);
+        public signal void scan_cleared ();
+    }
+
+    public enum ScanGrouping {
+        NONE,
+        SUBGROUPS,
+        ROWS,
+        LINEAR
+    }
+}
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