forgot to push for a while, got drag-and-drop mostly working

row.tscn

@@ -0,0 +1,91 @@
+[gd_scene load_steps=8 format=3 uid="uid://b7pebyti48f7b"]
+
+[ext_resource type="Script" path="res://row.cs" id="1_dodxa"]
+[ext_resource type="Script" path="res://RowGrid.cs" id="2_h4wwk"]
+[ext_resource type="Script" path="res://RowCardContainer.cs" id="3_0etg2"]
+
+[sub_resource type="StyleBoxFlat" id="StyleBoxFlat_spa1m"]
+
+[sub_resource type="StyleBoxFlat" id="StyleBoxFlat_22f0d"]
+bg_color = Color(0.839216, 0.839216, 0.839216, 1)
+
+[sub_resource type="LabelSettings" id="LabelSettings_p0x7q"]
+font_size = 18
+outline_size = 2
+outline_color = Color(0, 0, 0, 1)
+
+[sub_resource type="LabelSettings" id="LabelSettings_7hvr3"]
+outline_size = 2
+outline_color = Color(0, 0, 0, 1)
+
+[node name="Row" type="MarginContainer" groups=["RowGroup"]]
+anchors_preset = 10
+anchor_right = 1.0
+grow_horizontal = 2
+size_flags_vertical = 2
+script = ExtResource("1_dodxa")
+
+[node name="RowGrid" type="PanelContainer" parent="."]
+unique_name_in_owner = true
+layout_mode = 2
+mouse_filter = 2
+theme_override_styles/panel = SubResource("StyleBoxFlat_spa1m")
+script = ExtResource("2_h4wwk")
+
+[node name="RowBaseContainer" type="HSplitContainer" parent="RowGrid"]
+unique_name_in_owner = true
+layout_mode = 2
+mouse_filter = 2
+dragger_visibility = 2
+
+[node name="RowTitleBoxBackground" type="Panel" parent="RowGrid/RowBaseContainer"]
+unique_name_in_owner = true
+layout_mode = 2
+size_flags_horizontal = 0
+size_flags_vertical = 0
+mouse_filter = 2
+theme_override_styles/panel = SubResource("StyleBoxFlat_22f0d")
+
+[node name="RowTitleBoxLabel" type="Label" parent="RowGrid/RowBaseContainer/RowTitleBoxBackground"]
+unique_name_in_owner = true
+z_index = 1
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -42.0
+offset_top = -13.0
+offset_right = 42.0
+offset_bottom = 13.0
+grow_horizontal = 2
+grow_vertical = 2
+text = "RowLabel"
+label_settings = SubResource("LabelSettings_p0x7q")
+horizontal_alignment = 1
+vertical_alignment = 1
+autowrap_mode = 2
+justification_flags = 161
+
+[node name="RowTitleBoxIdLabel" type="Label" parent="RowGrid/RowBaseContainer/RowTitleBoxBackground"]
+unique_name_in_owner = true
+z_index = 1
+layout_mode = 1
+anchors_preset = 12
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+offset_left = -24.0
+offset_top = -23.0
+offset_right = 24.0
+grow_horizontal = 2
+grow_vertical = 0
+text = "RowId"
+label_settings = SubResource("LabelSettings_7hvr3")
+
+[node name="RowCardContainer" type="HFlowContainer" parent="RowGrid/RowBaseContainer"]
+unique_name_in_owner = true
+layout_mode = 2
+size_flags_horizontal = 3
+script = ExtResource("3_0etg2")