private void VisualStateGroup_CurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
if (SettingHelper.DeviceType == DeviceType.PC)
{
// 之前有Right而之后没有，补充动画
if (e.OldState != Left && e.NewState == Left)
{
var animation = new PopInThemeAnimation
{
FromHorizontalOffset = 0,
FromVerticalOffset = 100,
SpeedRatio = 0.5
};
Storyboard.SetTarget(animation, Lframe);
Storyboard storyboard = new Storyboard();
storyboard.Children.Add(animation);
storyboard.Begin();
}
}
}
private void VisualStateGroup_CurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
var visualState = e.NewState.Name;
if (visualState == "NoIndicator")
{
///所有内容垂直高度 - 当前滚动的高度
var v1 = Scroller.ExtentHeight - Scroller.VerticalOffset;
//可视区域的高度
var v2 = Scroller.ViewportHeight;
if (v1 <= v2 + 1)
{
// TODO: 在此处加载新数据
if (RequestCommand != null && RequestCommand.CanExecute(null))
{
RequestCommand.Execute(null);
}
}
}
}
private void VisualStateGroup_CurrentStateChanging(object sender, VisualStateChangedEventArgs e)
{
// ensure expected layout when the app is resized
if (e.OldState == NarrowState)
{
FrameMainContentSecond.Navigate(typeof(EditorView));
}
if (e.OldState == NarrowState && NavigationViewMain.SelectedItem == null ||
e.OldState != NarrowState && NavigationViewItemMainEditor.IsSelected)
{
NavigationViewItemMainScanOptions.IsSelected = true;
}
if (e.NewState == NarrowState)
{
TeachingTipTutorialPageList.Target = NavigationViewItemMainPageList;
TeachingTipTutorialPageList.PreferredPlacement = WinUI.TeachingTipPlacementMode.Bottom;
}
if (e.NewState == DefaultState)
{
TeachingTipTutorialPageList.Target = NavigationViewItemMainPageList;
TeachingTipTutorialPageList.PreferredPlacement = WinUI.TeachingTipPlacementMode.Right;
}
if (e.NewState == WideState)
{
if (NavigationViewItemMainPageList.IsSelected)
{
FrameMainContentFirst.Content = null;
NavigationViewItemMainScanOptions.IsSelected = true;
}
FrameMainContentThird.Navigate(typeof(PageListView), null,
new SuppressNavigationTransitionInfo());
TeachingTipTutorialPageList.Target = FrameMainContentThird;
TeachingTipTutorialPageList.PreferredPlacement = WinUI.TeachingTipPlacementMode.LeftBottom;
}
}
private void VisualStateGroup_CurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
var state = VisualStateGroup.CurrentState;
if (state == Small)
{
SmallInteractable(e.OldState);
}
else if (state == Mid)
{
MidInteractable(e.OldState);
}
else if (state == Large)
{
LargeInteractable(e.OldState);
}
else if (state == ExtraLarge)
{
ExtraLargeInteractable(e.OldState);
}
}
private void OnCurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
bool isNarrow = e.NewState == NarrowState;
if (isNarrow)
{
Frame.Navigate(typeof(ApiDetails), selectedContact, new SuppressNavigationTransitionInfo());
}
else
{
VisualStateManager.GoToState(this, MasterDetailsState.Name, true);
MasterListView.SelectionMode = ListViewSelectionMode.Extended;
MasterListView.SelectedItem = selectedContact;
}
EntranceNavigationTransitionInfo.SetIsTargetElement(MasterListView, isNarrow);
if (DetailContentPresenter != null)
{
EntranceNavigationTransitionInfo.SetIsTargetElement(DetailContentPresenter, !isNarrow);
}
}
private void ArrivalBoxVisualStates_CurrentStateChanging(object sender, VisualStateChangedEventArgs e)
{
DoubleAnimation ani = new DoubleAnimation()
{
To = e.NewState.Name == "ArrivalBoxShown" ? 1 : 0, Duration = TimeSpan.FromSeconds(0.15)
};
Storyboard sb = new Storyboard();
Storyboard.SetTarget(ani, StopArrivalBox);
Storyboard.SetTargetProperty(ani, "Opacity");
sb.Children.Add(ani);
if (e.NewState.Name == "ArrivalBoxShown")
{
StopArrivalBox.Visibility = Visibility.Visible;
}
else
{
ani.Completed += _Ani_Completed; //Done
}
sb.Begin();
}
void verticalStateGroup_CurrentStateChanging(object sender, VisualStateChangedEventArgs e)
{
//if (e.NewState.Name == "CompressionTop" && CompressionOccured != null)
//{
// CompressionOccured(this, new CompressionEventArgs(CompressionType.Top));
//}
//else if (e.NewState.Name == "CompressionBottom" && CompressionOccured != null)
//{
// CompressionOccured(this, new CompressionEventArgs(CompressionType.Bottom));
//}
if (e.NewState.Name == "CompressionTop")
{
}
else if (e.NewState.Name == "CompressionBottom" && CompressionBottomCommand != null)
{
if (CompressionBottomCommand.CanExecute(null))
{
CompressionBottomCommand.Execute(null);
}
}
}
private void OnStateChanged(VisualStateChangedEventArgs args)
{
switch (args.NewState.Name)
{
case PanoramicStateName:
DisplayMode = SplitViewDisplayMode.CompactInline;
break;
case WideStateName:
DisplayMode = SplitViewDisplayMode.CompactInline;
IsPaneOpen = false;
break;
case NarrowStateName:
DisplayMode = SplitViewDisplayMode.Overlay;
IsPaneOpen = false;
break;
default:
break;
}
}
private void NavButton_VisualStateChanged(object sender, VisualStateChangedEventArgs e)
{
var button = new InfoElement(e.Control);
switch (e.NewState.Name)
{
case "Normal":
case "PointerOver":
case "Pressed":
case "Disabled":
case "Checked":
case "CheckedPointerOver":
case "CheckedPressed":
case "CheckedDisabled":
case "Indeterminate":
case "IndeterminatePointerOver":
case "IndeterminatePressed":
case "IndeterminateDisabled":
default:
break;
}
}
private void WindowStates_CurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
switch (e.NewState.Name)
{
case PanoramicStateName:
DisplayMode = SplitViewDisplayMode.CompactInline;
break;
case WideStateName:
DisplayMode = SplitViewDisplayMode.CompactInline;
IsPaneOpen = false;
break;
case NarrowStateName:
DisplayMode = SplitViewDisplayMode.Overlay;
IsPaneOpen = false;
break;
default:
break;
}
}
//private DelayedExecutor _de = new DelayedExecutor(300);
//internal void PrepareForScrollToBottom()
//{
// _notReactToScroll = true;
// _savedDelta = DeltaOffset;
// // load in the end
// DeltaOffset = _scrollViewer.ExtentHeight - _scrollViewer.ViewportHeight - _scrollViewer.VerticalOffset;
// Debug.WriteLine("PrepareForScrollToBottom");
// PerformLoadUnload2(VirtualizableState.LoadedPartially, false);
// _de.AddToDelayedExecution(() =>
// {
// Execute.ExecuteOnUIThread(() => ScrollToBottomCompleted());
// });
//}
//internal void ScrollToBottomCompleted()
//{
// _notReactToScroll = false;
// DeltaOffset = _savedDelta;
// PerformLoadUnload(VirtualizableState.LoadedFully);
// Debug.WriteLine("ScrolltoBottomCompleted");
//}
private void group_CurrentStateChanging(object sender, VisualStateChangedEventArgs e)
{
if (e.NewState.Name == "Scrolling")
{
_isScrolling = true;
if (ScrollStateChanged != null)
{
ScrollStateChanged(this, new ScrollingStateChangedEventArgs(false, true));
}
}
else
{
_isScrolling = false;
PerformLoadUnload(true);
if (ScrollStateChanged != null)
{
ScrollStateChanged(this, new ScrollingStateChangedEventArgs(true, false));
}
}
}
private void vgroup_CurrentStateChanging(object sender, VisualStateChangedEventArgs e)
{
// possible states: "CompressionTop", "NoVerticalCompression"
Period period;
ListBox WorkListBox = null;
PanoramaItem pi = FindParentRecursive(sender as FrameworkElement, typeof(PanoramaItem)) as PanoramaItem;
if (pi == Day)
{
period = Period.Day;
WorkListBox = PostsDay;
}
else if (pi == Week)
{
period = Period.Week;
}
else if (pi == Month)
{
period = Period.Month;
}
else
{
period = Period.Now;
WorkListBox = PostsNow;
}
if (!busyPicsLoader[(int)period])
{
if (e.NewState.Name == "CompressionBottom")
{
UIElement pb = FindElementRecursive(lastPosts[(int)period] as FrameworkElement, typeof(ProgressBar));
pb.Visibility = Visibility.Visible;
busyPicsLoader[(int)period] = true;
PData.GetPosts(period);
}
}
}
private void group_CurrentStateChanging(object sender, VisualStateChangedEventArgs e)
{
if (e.NewState.Name == "Scrolling")
{
// ISSUE: reference to a compiler-generated field
if (this.ScrollStateChanged == null)
{
return;
}
// ISSUE: reference to a compiler-generated field
this.ScrollStateChanged(this, new ScrollStateChangedEventArgs(true));
}
else
{
// ISSUE: reference to a compiler-generated field
if (this.ScrollStateChanged == null)
{
return;
}
// ISSUE: reference to a compiler-generated field
this.ScrollStateChanged(this, new ScrollStateChangedEventArgs(false));
}
}
private void VisualStateGroup_OnCurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
if (DeviceInfoHelper.DeviceType == DeviceType.Desktop)
{
//从RightFrame返回MainShellView，加动画
if (e.OldState == Show123 || e.OldState == Show3)
{
if (e.NewState == Show12 || e.NewState == Show2)
{
var animation = new PopInThemeAnimation
{
FromHorizontalOffset = 0,
FromVerticalOffset = 100,
SpeedRatio = 0.5,
};
Storyboard.SetTarget(animation, centerPanel);
var sb = new Storyboard();
sb.Children.Add(animation);
sb.Begin();
}
}
}
}
public CategoryUserControl()
{
this.InitializeComponent();
DataContextChanged += (s, e) =>
{
Bindings.Update();
if (Item?.images != null)
{
FindName(nameof(SmallImageControl));
}
//if (Item == null) return;
//IconBox.Children.Add(Resources["AndroidIcon"] as Path);
};
Loaded += (s, e) =>
{
var args = new VisualStateChangedEventArgs
{
NewState = AdaptiveVisualStateGroup.CurrentState,
};
AdaptiveVisualStateGroup_CurrentStateChanged(this, args);
};
}
private void VerticalGroup_CurrentStateChanging(object sender, VisualStateChangedEventArgs e)
{
if (e.NewState.Name == CompressionTopState)
{
IsBouncy = true;
if (Compression != null)
{
Compression(this, new CompressionEventArgs(CompressionType.Top));
}
}
if (e.NewState.Name == CompressionBottomState)
{
IsBouncy = true;
if (Compression != null)
{
Compression(this, new CompressionEventArgs(CompressionType.Bottom));
}
}
if (e.NewState.Name == NoVerticalCompressionState)
{
IsBouncy = false;
}
}
private void vgroup_CurrentStateChanging(object sender, VisualStateChangedEventArgs e)
{
if (Visibility == System.Windows.Visibility.Collapsed)
{
return;
}
if (e.NewState.Name == "CompressionTop" && StretchToDetect == StretchDirections.Top)
{
wasStretched = true;
Debug.WriteLine("CompressionTop");
VisualStateManager.GoToState(this, PullToRefreshPanel.PullingDownVisualState, false);
Observable.Delay(Observable.Return <int>(1), TimeSpan.FromMilliseconds(StretchDelay)).ObserveOnDispatcher().Subscribe
(
onNext => ReadyToRelease()
);
}
if (e.NewState.Name == "CompressionBottom" && StretchToDetect == StretchDirections.Bottom)
{
wasStretched = true;
Debug.WriteLine("CompressionBottom");
VisualStateManager.GoToState(this, PullToRefreshPanel.PullingDownVisualState, false);
Observable.Delay(Observable.Return <int>(1), TimeSpan.FromMilliseconds(StretchDelay)).ObserveOnDispatcher().Subscribe
(
onNext => ReadyToRelease()
);
}
if (e.NewState.Name == "NoVerticalCompression" && (StretchToDetect == StretchDirections.Top || StretchToDetect == StretchDirections.Bottom))
{
wasStretched = false;
Debug.WriteLine("NoVerticalCompression");
VisualStateManager.GoToState(this, PullToRefreshPanel.InactiveVisualState, false);
}
}
private void Common_CurrentStateChanging(object sender, VisualStateChangedEventArgs e)
{
if (_previewStates.Contains(e.NewState.Name) &&
(e.OldState == null || !_previewStates.Contains(e.OldState.Name)))
{
var vis = this.GetElementVisual();
vis.Clip.StartAnimation(
vis.CreateScalarKeyFrameAnimation(nameof(InsetClip.RightInset))
.AddKeyFrame(1, 0)
.SetDuration(0.4)
.SetParameter("Parent", vis)
.SetParameter("Child", _iconPresenter.GetElementVisual()));
}
else if (!_previewStates.Contains(e.NewState.Name) &&
(_previewStates.Contains(e.OldState.Name)))
{
var vis = this.GetElementVisual();
vis.Clip.StartAnimation(
vis.CreateScalarKeyFrameAnimation(nameof(InsetClip.RightInset))
.AddKeyFrame(1, "Parent.Size.X - Child.Size.X")
.SetParameter("Parent", this.GetElementVisual())
.SetParameter("Child", _iconPresenter.GetElementVisual()));
}
}
private void HorizontalGroup_CurrentStateChanging(object sender, VisualStateChangedEventArgs e)
{
if (e.NewState.Name == CompressionLeftState)
{
IsBouncy = true;
if (Compression != null)
{
Compression(this, new CompressionEventArgs(CompressionType.Left));
}
}
if (e.NewState.Name == CompressionRightState)
{
IsBouncy = true;
if (Compression != null)
{
Compression(this, new CompressionEventArgs(CompressionType.Right));
}
}
if (e.NewState.Name == NoHorizontalCompressionState)
{
IsBouncy = false;
}
}
private void VisualStateGroup_CurrentStateChanged(object sender, VisualStateChangedEventArgs e) => SetNavigationViewHeaderTemplate();
/// <summary>
/// Actually closes the popup after the VSM state animation completes.
/// </summary>
/// <param name="sender">Event source.</param>
/// <param name="e">Event arguments.</param>
private void OnPopupClosedStateChanged(object sender, VisualStateChangedEventArgs e)
{
// Delayed closing of the popup until now
if(e != null && e.NewState != null && e.NewState.Name == VisualStates.StatePopupClosed)
{
if(Popup != null)
{
Popup.IsOpen = false;
}
OnClosed(EventArgs.Empty);
}
}
private void ProgressBarPage_CurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
VisualStateText.Text = e.NewState.Name;
}
private void ScrollingStateChanging(object sender, VisualStateChangedEventArgs e)
{
IsScrolling = e.NewState.Name == "Scrolling";
}
/// <summary>
/// Fires when the addaptive trigger changes state.
/// </summary>
/// <param name="sender">The sender</param>
/// <param name="e">The event args</param>
/// <remarks>
/// Handles showing/hiding the back button when the state changes
/// </remarks>
private void OnVisualStateChanged(object sender, VisualStateChangedEventArgs e)
{
UpdateView(false);
}
private void ScrollStateGroup_CurrentStateChanging(object sender, VisualStateChangedEventArgs e)
{
IsScrolling = (e.NewState.Name == ScrollingState);
}
private void ToastOnClosed(object sender, VisualStateChangedEventArgs visualStateChangedEventArgs)
{
Toast2.Closed -= ToastOnClosed;
ToastEventBtn.Content = "toast event";
ToastEventBtn.IsEnabled = true;
}
private void WindowStates_CurrentStateChanged(object sender, VisualStateChangedEventArgs e) => GoToState(e.NewState.Name);
private void AdaptiveStates_CurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
Debug.WriteLine("state changed");
}
private void AdaptiveStates_CurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
UpdateForVisualState(e.NewState, e.OldState);
}
private void AdaptiveStates_CurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
}
void groupReveal_CurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
switch (e.NewState.Name)
{
case StateRevealShown:
if (State == DataPointState.Showing)
{
State = DataPointState.Normal;
}
break;
case StateRevealHidden:
if (State == DataPointState.Hiding)
{
State = DataPointState.Hidden;
}
break;
}
}
private void CommonStates_CurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
Debug.WriteLine(e.OldState?.Name + " to " + e.NewState.Name);
}
private void MainPage_CurrentStateChanged(object sender, VisualStateChangedEventArgs e)
{
UpdateViewModelState(e.NewState);
}
/// <summary>
/// Provides handling for the ExpansionStates CurrentChanged event.
/// </summary>
/// <param name="sender">The ExpansionState VisualStateGroup.</param>
/// <param name="e">Event arguments.</param>
private void OnExpansionStateGroupStateChanged(object sender, VisualStateChangedEventArgs e)
{
// Only listen for the Expanded state
if (string.Compare(e.NewState.Name, VisualStates.StateExpanded, StringComparison.OrdinalIgnoreCase) != 0)
{
return;
}
BringIntoView();
}
private void ScrollingStateChanging(object sender, VisualStateChangedEventArgs e)
{
IsScrolling = e.NewState.Name == "Scrolling";
}
/// <summary>
/// Actually closes the popup after the VSM state animation completes.
/// </summary>
/// <param name="sender">Event source.</param>
/// <param name="e">Event arguments.</param>
private void OnPopupClosedStateChanged(object sender, VisualStateChangedEventArgs e)
{
// validate
if (e == null || e.NewState == null)
{
return;
}
switch (e.NewState.Name)
{
// Delayed closing of the popup until now
case VisualStates.StatePopupClosed:
CloseDropDown(true, false);
break;
default:
break;
}
}
