Burak Kaan Köse
60 lines
2.0 KiB
C#
60 lines
2.0 KiB
C#
using System.Linq;
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using Microsoft.UI.Xaml;
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using Microsoft.UI.Xaml.Automation.Peers;
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using Microsoft.UI.Xaml.Controls;
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using Wino.Mail.WinUI.Controls.CalendarFlipView;
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namespace Wino.Calendar.Controls;
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/// <summary>
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/// FlipView that hides the navigation buttons and exposes methods to navigate to the next and previous items with animations.
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/// </summary>
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public partial class CustomCalendarFlipView : FlipView
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{
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private const string PART_PreviousButton = "PreviousButtonHorizontal";
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private const string PART_NextButton = "NextButtonHorizontal";
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private Button? PreviousButton;
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private Button? NextButton;
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protected override void OnApplyTemplate()
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{
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base.OnApplyTemplate();
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PreviousButton = (Button)GetTemplateChild(PART_PreviousButton);
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NextButton = (Button)GetTemplateChild(PART_NextButton);
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// Hide navigation buttons
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PreviousButton.Opacity = NextButton.Opacity = 0;
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PreviousButton.IsHitTestVisible = NextButton.IsHitTestVisible = false;
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this.SelectionChanged += FlipViewSelectionChanged;
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}
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private void FlipViewSelectionChanged(object sender, SelectionChangedEventArgs e) => OnSelectedItemChanged(e.RemovedItems.FirstOrDefault(), e.AddedItems.FirstOrDefault());
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protected virtual void OnSelectedItemChanged(object oldValue, object newValue) { }
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protected override void PrepareContainerForItemOverride(DependencyObject element, object item)
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{
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base.PrepareContainerForItemOverride(element, item);
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OnContainerPrepared(element, item);
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}
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protected virtual void OnContainerPrepared(DependencyObject element, object item) { }
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protected override DependencyObject GetContainerForItemOverride() => new WinoCalendarFlyoutItem();
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public void GoPreviousFlip()
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{
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var backPeer = new ButtonAutomationPeer(PreviousButton);
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backPeer.Invoke();
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}
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public void GoNextFlip()
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{
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var nextPeer = new ButtonAutomationPeer(NextButton);
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nextPeer.Invoke();
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}
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}
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