column factory function

Author: skoro

demos/treeview.php

@@ -3,7 +3,6 @@
 use Tkui\Widgets\Container;
 use Tkui\Widgets\Scrollbar;
 use Tkui\Widgets\TreeView\Column;
-use Tkui\Widgets\TreeView\Header;
 use Tkui\Widgets\TreeView\Item;
 use Tkui\Widgets\TreeView\TreeView;
 
@@ -67,9 +66,9 @@ private function buildTreeView(Container $parent, array $options = []): TreeView
     private function createColumns(): array
     {
         return [
-            new Column('country', new Header('Country')),
-            new Column('capital', new Header('Capital')),
-            new Column('id', new Header('Currency')),
+            Column::create('country', 'Country'),
+            Column::create('capital', 'Capital'),
+            Column::create('currency', 'Currency'),
         ];
     }
 

src/Widgets/TreeView/Column.php

@@ -18,7 +18,7 @@ class Column
     private Options $options;
     private Header $header;
 
-    public function __construct(string $id, Header $header, array $options = [])
+    final public function __construct(string $id, Header $header, array $options = [])
     {
         $options['id'] = $id;
         $this->header = $header;
@@ -63,4 +63,9 @@ public function header(): Header
     {
         return $this->header;
     }
+
+    public static function create(string $id, string $header): static
+    {
+        return new static($id, new Header($header));
+    }
 }

tests/Widgets/TreeViewTest.php

@@ -22,8 +22,8 @@ public function treeview_created(): void
         ]);
 
         new TreeView($this->createWindowStub(), [
-            new Column('c1', new Header('column1')),
-            new Column('c2', new Header('column2')),
+            Column::create('c1', 'column1'),
+            Column::create('c2', 'column2'),
         ]);
     }
 
@@ -39,7 +39,7 @@ public function treeview_can_add_item(): void
         ]);
 
         $tv = new TreeView($this->createWindowStub(), [
-            new Column('c1', new Header('h1')),
+            Column::create('c1', 'h1'),
         ]);
         $tv->add($item);
     }
@@ -57,7 +57,7 @@ public function treeview_item_can_be_deleted(): void
         ]);
 
         $tv = new TreeView($this->createWindowStub(), [
-            new Column('c1', new Header('h1')),
+            Column::create('c1', 'h1'),
         ]);
         $tv->add($item);
         $tv->delete($item);