优化更新代码，添加界面功能并整合

WPFluent/SimpleContentDialogCreateOptions.cs

@@ -0,0 +1,37 @@
+
+
+
+namespace WPFluent;
+
+/// <summary>
+/// Set of properties used when creating a new simple content dialog.
+/// </summary>
+public class SimpleContentDialogCreateOptions
+{
+    /// <summary>
+    /// Gets or sets the name of the button that closes the content dialog.
+    /// </summary>
+    public required string CloseButtonText { get; set; }
+
+    /// <summary>
+    /// Gets or sets a message displayed in the content dialog.
+    /// </summary>
+    public required object Content { get; set; }
+
+    /// <summary>
+    /// Gets or sets the default text of the primary button at the bottom of the content dialog. <para>If not added, or
+    /// <see cref="string.Empty"/>, it will not be displayed.</para>
+    /// </summary>
+    public string PrimaryButtonText { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Gets or sets the default text of the secondary button at the bottom of the content dialog. <para>If not added,
+    /// or <see cref="string.Empty"/>, it will not be displayed.</para>
+    /// </summary>
+    public string SecondaryButtonText { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Gets or sets a name at the top of the content dialog.
+    /// </summary>
+    public required string Title { get; set; }
+}