more salv scaffolding (#29)

package.json

@@ -11,7 +11,7 @@
   },
   "license": "MIT",
   "dependencies": {
-    "@abaplint/cli": "^2.108.2",
+    "@abaplint/cli": "^2.108.4",
     "@abaplint/runtime": "^2.8.24",
     "@abaplint/database-sqlite": "^2.8.0",
     "@abaplint/transpiler-cli": "^2.8.24"

src/salv/cl_salv_column_list.clas.abap

@@ -0,0 +1,20 @@
+CLASS cl_salv_column_list DEFINITION PUBLIC INHERITING FROM cl_salv_column.
+  PUBLIC SECTION.
+    METHODS set_icon
+      IMPORTING
+        value TYPE abap_bool DEFAULT abap_true.
+
+    METHODS set_cell_type
+      IMPORTING
+        value TYPE any OPTIONAL.
+ENDCLASS.
+
+CLASS cl_salv_column_list IMPLEMENTATION.
+  METHOD set_cell_type.
+    RETURN. " todo, implement method
+  ENDMETHOD.
+
+  METHOD set_icon.
+    RETURN. " todo, implement method
+  ENDMETHOD.
+ENDCLASS.

src/salv/cl_salv_column_table.clas.abap

@@ -0,0 +1,7 @@
+CLASS cl_salv_column_table DEFINITION PUBLIC INHERITING FROM cl_salv_column_list.
+  PUBLIC SECTION.
+
+ENDCLASS.
+
+CLASS cl_salv_column_table IMPLEMENTATION.
+ENDCLASS.