add content header component

SiemensIXBlazor/Components/ContentHeader/ContentHeader.razor

@@ -0,0 +1,17 @@
+@namespace SiemensIXBlazor.Components
+@using Microsoft.JSInterop;
+@using SiemensIXBlazor.Enums.ContentHeader;
+@using SiemensIXBlazor.Helpers;
+@inherits IXBaseComponent
+@inject IJSRuntime JSRuntime
+
+<ix-content-header @attributes="UserAttributes"
+                   class="@Class"
+                   style="@Style"
+                   id="@Id"
+                   has-back-button="@HasBackButton"
+                   header-title="@HeaderTitle"
+                   header-subtitle="@HeaderSubTitle"
+                   variant="@(EnumParser<ContentHeaderVariant>.ParseEnumToString(Variant))">
+    @ChildContent
+</ix-content-header>

SiemensIXBlazor/Components/ContentHeader/ContentHeader.razor.cs

@@ -0,0 +1,43 @@
+using Microsoft.AspNetCore.Components;
+using Microsoft.JSInterop;
+using SiemensIXBlazor.Enums.ContentHeader;
+using SiemensIXBlazor.Interops;
+
+namespace SiemensIXBlazor.Components
+{
+    public partial class ContentHeader
+    {
+        [Parameter, EditorRequired]
+        public string Id { get; set; } = string.Empty;
+        [Parameter]
+        public RenderFragment? ChildContent { get; set; }
+        [Parameter]
+        public bool HasBackButton { get; set; } = false;
+        [Parameter]
+        public string? HeaderSubTitle { get; set; }
+        [Parameter]
+        public string? HeaderTitle { get; set; }
+        [Parameter]
+        public ContentHeaderVariant Variant { get; set; } = ContentHeaderVariant.Primary;
+        [Parameter]
+        public EventCallback BackButtonClickedEvent { get; set; }
+
+        private BaseInterop _interop;
+
+        protected async override Task OnAfterRenderAsync(bool firstRender)
+        {
+            if (firstRender)
+            {
+                _interop = new(JSRuntime);
+
+                await _interop.AddEventListener(this, Id, "backButtonClick", "BackButtonClicked");
+            }
+        }
+
+        [JSInvokable]
+        public async void BackButtonClicked()
+        {
+            await BackButtonClickedEvent.InvokeAsync();
+        }
+    }
+}

SiemensIXBlazor/Enums/ContentHeader/ContentHeaderVariant.cs

@@ -0,0 +1,8 @@
+namespace SiemensIXBlazor.Enums.ContentHeader
+{
+    public enum ContentHeaderVariant
+    {
+        Primary,
+        Secondary
+    }
+}