Add project files.

ModVersionChecker/forms/IFormFactory.cs

@@ -0,0 +1,14 @@
+using ModVersionChecker.data.model;
+
+namespace ModVersionChecker.forms
+{
+    public interface IFormFactory
+    {
+        AppDetailsForm CreateAppDetailsForm(AppConfig? app, bool isEditable, EventHandler<string>? onAppChanged);
+        GlobalConfigForm CreateGlobalConfigForm();
+
+        SourcesConfigForm CreateSourcesConfigForm(EventHandler<string>? onSourcesChanged);
+
+        SourceDetailForm CreateSourceDetailForm(SourceDef? sourceDef, EventHandler<string>? onSourceChanged);
+    }
+}