Add Support for Customizing the DatePicker's Minimum and Maxium Selectable Dates

Heron.MudCalendar.UnitTests.Viewer/TestComponents/Calendar/CalendarMinMaxPickerDateTest.razor

@@ -0,0 +1,12 @@
+<MudPopoverProvider />
+
+<MudCalendar T="CalendarItem" ShowDatePicker="true" ShowToolbar="true" @bind-CurrentDay="@_currentDay" @bind-PickerMinDate="@_minDate" @bind-PickerMaxDate="@_maxDate" />
+
+@code {
+
+    public static string __description__ = "MinMax Picker Date Tests";
+
+    private DateTime _currentDay = new DateTime(2025, 2, 12);
+    private DateTime? _minDate = new DateTime(2024, 1, 1);
+    private DateTime? _maxDate = new DateTime(2026, 12, 31);
+}

Heron.MudCalendar.UnitTests/Components/CalendarTests.cs

@@ -642,4 +642,18 @@ public void DayItemMinHeightTest()
         event6.Attributes["style"].Should().NotBeNull();
         event6.Attributes["style"]?.Value.Should().Contain("height:50");
     }
+
+    [Test]
+    public void MinMaxPickerDateTest()
+    {
+        var cut = Context.RenderComponent<CalendarMinMaxPickerDateTest>();
+        var comp = cut.FindComponent<MudCalendar<CalendarItem>>();
+        var picker = cut.FindComponent<MudDatePicker>();
+
+        // Check that the date picker's min date is 1/1/2024
+        picker.Instance.MinDate.Should().Be(new DateTime(2024, 1, 1));
+
+        // Check that the date picker's max date is 12/31/2026
+        picker.Instance.MaxDate.Should().Be(new DateTime(2026, 12, 31));
+    }
 }

Heron.MudCalendar/Components/MudCalendar.razor

@@ -70,7 +70,7 @@
                     }
                     @if (ShowDatePicker)
                     {
-                        <CalendarDatePicker Culture="@Culture" @ref="_datePicker" OpenTo="@(View == CalendarView.Month ? OpenTo.Month : OpenTo.Date)" FirstDayOfWeek="@GetFirstDayOfWeekByCalendarView(View)" FixDay="@(View == CalendarView.Month ? 1 : null)" Date="PickerDate" DateChanged="DatePickerDateChanged" View="View" Variant="ButtonVariant" Color="Color" PickerOpened="OnDatePickerOpened"/>
+                        <CalendarDatePicker Culture="@Culture" @ref="_datePicker" OpenTo="@(View == CalendarView.Month ? OpenTo.Month : OpenTo.Date)" FirstDayOfWeek="@GetFirstDayOfWeekByCalendarView(View)" FixDay="@(View == CalendarView.Month ? 1 : null)" Date="PickerDate" DateChanged="DatePickerDateChanged" MinDate="PickerMinDate" MaxDate="PickerMaxDate" View="View" Variant="ButtonVariant" Color="Color" PickerOpened="OnDatePickerOpened"/>
                     }
                     @if (ShowTodayButton)
                     {

Heron.MudCalendar/Components/MudCalendar.razor.cs

@@ -494,6 +494,26 @@ private DateTime? PickerDate
         set => CurrentDay = value ?? DateTime.Today;
     }
 
+    /// <summary>
+    /// Sets the date picker's minimum date.
+    /// </summary>
+    /// <remarks>
+    /// Defaults to <c>null</c>.
+    /// </remarks>
+    [Parameter]
+    [Category(CategoryTypes.Calendar.Behavior)]
+    public DateTime? PickerMinDate { get; set; }
+
+    /// <summary>
+    /// Sets the date picker's maximum date.
+    /// </summary>
+    /// <remarks>
+    /// Defaults to <c>null</c>.
+    /// </remarks>
+    [Parameter]
+    [Category(CategoryTypes.Calendar.Behavior)]
+    public DateTime? PickerMaxDate { get; set; }
+
     /// <summary>
     /// The dates that are currently visible in the Calendar.
     /// </summary>