chore: use file-scoped namespace
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@@ -3,257 +3,256 @@ using System.Linq;
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using System.Windows;
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using HandyControl.Data;
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namespace HandyControl.Controls
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namespace HandyControl.Controls;
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public class SideMenu : HeaderedSimpleItemsControl
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{
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public class SideMenu : HeaderedSimpleItemsControl
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private SideMenuItem _selectedItem;
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private SideMenuItem _selectedHeader;
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private bool _isItemSelected;
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public SideMenu()
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{
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private SideMenuItem _selectedItem;
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AddHandler(SideMenuItem.SelectedEvent, new RoutedEventHandler(SideMenuItemSelected));
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private SideMenuItem _selectedHeader;
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Loaded += (s, e) => Init();
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}
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private bool _isItemSelected;
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protected override void Refresh()
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{
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base.Refresh();
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public SideMenu()
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Init();
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}
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private void Init()
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{
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if (ItemsHost == null) return;
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OnExpandModeChanged(ExpandMode);
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}
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private void SideMenuItemSelected(object sender, RoutedEventArgs e)
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{
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if (e.OriginalSource is SideMenuItem item)
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{
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AddHandler(SideMenuItem.SelectedEvent, new RoutedEventHandler(SideMenuItemSelected));
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Loaded += (s, e) => Init();
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}
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protected override void Refresh()
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{
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base.Refresh();
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Init();
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}
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private void Init()
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{
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if (ItemsHost == null) return;
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OnExpandModeChanged(ExpandMode);
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}
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private void SideMenuItemSelected(object sender, RoutedEventArgs e)
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{
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if (e.OriginalSource is SideMenuItem item)
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if (item.Role == SideMenuItemRole.Item)
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{
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if (item.Role == SideMenuItemRole.Item)
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_isItemSelected = true;
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if (Equals(item, _selectedItem)) return;
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if (_selectedItem != null)
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{
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_isItemSelected = true;
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_selectedItem.IsSelected = false;
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}
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if (Equals(item, _selectedItem)) return;
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if (_selectedItem != null)
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_selectedItem = item;
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_selectedItem.IsSelected = true;
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RaiseEvent(new FunctionEventArgs<object>(SelectionChangedEvent, this)
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{
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Info = e.OriginalSource
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});
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}
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else
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{
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if (!Equals(item, _selectedHeader))
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{
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if (_selectedHeader != null)
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{
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_selectedItem.IsSelected = false;
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if (ExpandMode == ExpandMode.Freedom && item.ItemsHost.IsVisible && !_isItemSelected)
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{
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item.IsSelected = false;
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SwitchPanelArea(item);
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return;
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}
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_selectedHeader.IsSelected = false;
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if (ExpandMode != ExpandMode.Freedom)
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{
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SwitchPanelArea(_selectedHeader);
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}
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}
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_selectedItem = item;
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_selectedItem.IsSelected = true;
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_selectedHeader = item;
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_selectedHeader.IsSelected = true;
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SwitchPanelArea(_selectedHeader);
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}
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else if (ExpandMode == ExpandMode.Freedom && !_isItemSelected)
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{
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_selectedHeader.IsSelected = false;
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SwitchPanelArea(_selectedHeader);
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_selectedHeader = null;
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}
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if (_isItemSelected)
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{
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_isItemSelected = false;
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}
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else if (_selectedHeader != null)
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{
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if (AutoSelect)
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{
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if (_selectedItem != null)
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{
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_selectedItem.IsSelected = false;
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_selectedItem = null;
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}
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_selectedHeader.SelectDefaultItem();
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}
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_isItemSelected = false;
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}
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if (!item.HasItems)
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{
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RaiseEvent(new FunctionEventArgs<object>(SelectionChangedEvent, this)
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{
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Info = e.OriginalSource
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});
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}
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else
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}
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}
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}
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private void SwitchPanelArea(SideMenuItem oldItem)
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{
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switch (ExpandMode)
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{
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case ExpandMode.ShowAll:
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return;
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case ExpandMode.ShowOne:
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case ExpandMode.Freedom:
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case ExpandMode.Accordion:
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oldItem.SwitchPanelArea(oldItem.IsSelected);
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break;
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}
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}
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protected override DependencyObject GetContainerForItemOverride() => new SideMenuItem();
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protected override bool IsItemItsOwnContainerOverride(object item) => item is SideMenuItem;
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public static readonly DependencyProperty AutoSelectProperty = DependencyProperty.Register(
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"AutoSelect", typeof(bool), typeof(SideMenu), new PropertyMetadata(ValueBoxes.TrueBox));
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public bool AutoSelect
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{
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get => (bool) GetValue(AutoSelectProperty);
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set => SetValue(AutoSelectProperty, ValueBoxes.BooleanBox(value));
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}
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public static readonly DependencyProperty ExpandModeProperty = DependencyProperty.Register(
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"ExpandMode", typeof(ExpandMode), typeof(SideMenu), new PropertyMetadata(default(ExpandMode), OnExpandModeChanged));
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private static void OnExpandModeChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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var ctl = (SideMenu) d;
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var v = (ExpandMode) e.NewValue;
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if (ctl.ItemsHost == null)
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{
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return;
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}
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ctl.OnExpandModeChanged(v);
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}
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private void OnExpandModeChanged(ExpandMode mode)
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{
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if (mode == ExpandMode.ShowAll)
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{
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ShowAll();
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}
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else if (mode == ExpandMode.ShowOne)
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{
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SideMenuItem sideMenuItemSelected = null;
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foreach (var sideMenuItem in ItemsHost.Children.OfType<SideMenuItem>())
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{
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if (sideMenuItemSelected != null)
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{
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if (!Equals(item, _selectedHeader))
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sideMenuItem.IsSelected = false;
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if (sideMenuItem.ItemsHost != null)
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{
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if (_selectedHeader != null)
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foreach (var sideMenuSubItem in sideMenuItem.ItemsHost.Children.OfType<SideMenuItem>())
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{
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if (ExpandMode == ExpandMode.Freedom && item.ItemsHost.IsVisible && !_isItemSelected)
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{
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item.IsSelected = false;
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SwitchPanelArea(item);
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return;
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}
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_selectedHeader.IsSelected = false;
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if (ExpandMode != ExpandMode.Freedom)
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{
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SwitchPanelArea(_selectedHeader);
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}
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sideMenuSubItem.IsSelected = false;
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}
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_selectedHeader = item;
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_selectedHeader.IsSelected = true;
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SwitchPanelArea(_selectedHeader);
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}
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else if (ExpandMode == ExpandMode.Freedom && !_isItemSelected)
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}
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else if (sideMenuItem.IsSelected)
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{
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switch (sideMenuItem.Role)
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{
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_selectedHeader.IsSelected = false;
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SwitchPanelArea(_selectedHeader);
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_selectedHeader = null;
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case SideMenuItemRole.Header:
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_selectedHeader = sideMenuItem;
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break;
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case SideMenuItemRole.Item:
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_selectedItem = sideMenuItem;
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break;
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}
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if (_isItemSelected)
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ShowSelectedOne(sideMenuItem);
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sideMenuItemSelected = sideMenuItem;
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if (sideMenuItem.ItemsHost != null)
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{
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_isItemSelected = false;
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}
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else if (_selectedHeader != null)
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{
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if (AutoSelect)
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foreach (var sideMenuSubItem in sideMenuItem.ItemsHost.Children.OfType<SideMenuItem>())
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{
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if (_selectedItem != null)
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{
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_selectedItem.IsSelected = false;
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_selectedItem = null;
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}
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_selectedHeader.SelectDefaultItem();
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}
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_isItemSelected = false;
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}
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if (!item.HasItems)
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{
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RaiseEvent(new FunctionEventArgs<object>(SelectionChangedEvent, this)
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{
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Info = e.OriginalSource
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});
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}
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}
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}
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}
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private void SwitchPanelArea(SideMenuItem oldItem)
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{
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switch (ExpandMode)
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{
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case ExpandMode.ShowAll:
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return;
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case ExpandMode.ShowOne:
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case ExpandMode.Freedom:
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case ExpandMode.Accordion:
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oldItem.SwitchPanelArea(oldItem.IsSelected);
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break;
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}
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}
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protected override DependencyObject GetContainerForItemOverride() => new SideMenuItem();
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protected override bool IsItemItsOwnContainerOverride(object item) => item is SideMenuItem;
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public static readonly DependencyProperty AutoSelectProperty = DependencyProperty.Register(
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"AutoSelect", typeof(bool), typeof(SideMenu), new PropertyMetadata(ValueBoxes.TrueBox));
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public bool AutoSelect
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{
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get => (bool) GetValue(AutoSelectProperty);
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set => SetValue(AutoSelectProperty, ValueBoxes.BooleanBox(value));
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}
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public static readonly DependencyProperty ExpandModeProperty = DependencyProperty.Register(
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"ExpandMode", typeof(ExpandMode), typeof(SideMenu), new PropertyMetadata(default(ExpandMode), OnExpandModeChanged));
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private static void OnExpandModeChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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var ctl = (SideMenu) d;
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var v = (ExpandMode) e.NewValue;
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if (ctl.ItemsHost == null)
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{
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return;
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}
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ctl.OnExpandModeChanged(v);
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}
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private void OnExpandModeChanged(ExpandMode mode)
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{
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if (mode == ExpandMode.ShowAll)
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{
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ShowAll();
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}
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else if (mode == ExpandMode.ShowOne)
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{
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SideMenuItem sideMenuItemSelected = null;
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foreach (var sideMenuItem in ItemsHost.Children.OfType<SideMenuItem>())
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{
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if (sideMenuItemSelected != null)
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{
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sideMenuItem.IsSelected = false;
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if (sideMenuItem.ItemsHost != null)
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{
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foreach (var sideMenuSubItem in sideMenuItem.ItemsHost.Children.OfType<SideMenuItem>())
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{
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sideMenuSubItem.IsSelected = false;
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}
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}
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}
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else if (sideMenuItem.IsSelected)
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{
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switch (sideMenuItem.Role)
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{
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case SideMenuItemRole.Header:
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_selectedHeader = sideMenuItem;
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break;
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case SideMenuItemRole.Item:
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_selectedItem = sideMenuItem;
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break;
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}
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ShowSelectedOne(sideMenuItem);
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sideMenuItemSelected = sideMenuItem;
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if (sideMenuItem.ItemsHost != null)
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{
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foreach (var sideMenuSubItem in sideMenuItem.ItemsHost.Children.OfType<SideMenuItem>())
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else if (sideMenuSubItem.IsSelected)
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{
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if (_selectedItem != null)
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{
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sideMenuSubItem.IsSelected = false;
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}
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else if (sideMenuSubItem.IsSelected)
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{
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_selectedItem = sideMenuSubItem;
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}
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_selectedItem = sideMenuSubItem;
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}
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}
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}
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}
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}
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}
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}
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public ExpandMode ExpandMode
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public ExpandMode ExpandMode
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{
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get => (ExpandMode) GetValue(ExpandModeProperty);
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set => SetValue(ExpandModeProperty, value);
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}
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public static readonly DependencyProperty PanelAreaLengthProperty = DependencyProperty.Register(
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"PanelAreaLength", typeof(double), typeof(SideMenu), new PropertyMetadata(double.NaN));
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public double PanelAreaLength
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{
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get => (double) GetValue(PanelAreaLengthProperty);
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set => SetValue(PanelAreaLengthProperty, value);
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}
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private void ShowAll()
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{
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foreach (var sideMenuItem in ItemsHost.Children.OfType<SideMenuItem>())
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{
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get => (ExpandMode) GetValue(ExpandModeProperty);
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set => SetValue(ExpandModeProperty, value);
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}
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public static readonly DependencyProperty PanelAreaLengthProperty = DependencyProperty.Register(
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"PanelAreaLength", typeof(double), typeof(SideMenu), new PropertyMetadata(double.NaN));
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public double PanelAreaLength
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{
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get => (double) GetValue(PanelAreaLengthProperty);
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set => SetValue(PanelAreaLengthProperty, value);
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}
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private void ShowAll()
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{
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foreach (var sideMenuItem in ItemsHost.Children.OfType<SideMenuItem>())
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{
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sideMenuItem.SwitchPanelArea(true);
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}
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}
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private void ShowSelectedOne(SideMenuItem item)
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{
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foreach (var sideMenuItem in ItemsHost.Children.OfType<SideMenuItem>())
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{
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sideMenuItem.SwitchPanelArea(Equals(sideMenuItem, item));
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}
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}
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public static readonly RoutedEvent SelectionChangedEvent = EventManager.RegisterRoutedEvent(
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"SelectionChanged", RoutingStrategy.Bubble, typeof(EventHandler<FunctionEventArgs<object>>), typeof(SideMenu));
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public event EventHandler<FunctionEventArgs<object>> SelectionChanged
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{
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add => AddHandler(SelectionChangedEvent, value);
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remove => RemoveHandler(SelectionChangedEvent, value);
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sideMenuItem.SwitchPanelArea(true);
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}
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}
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}
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private void ShowSelectedOne(SideMenuItem item)
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{
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foreach (var sideMenuItem in ItemsHost.Children.OfType<SideMenuItem>())
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{
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sideMenuItem.SwitchPanelArea(Equals(sideMenuItem, item));
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}
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}
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public static readonly RoutedEvent SelectionChangedEvent = EventManager.RegisterRoutedEvent(
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"SelectionChanged", RoutingStrategy.Bubble, typeof(EventHandler<FunctionEventArgs<object>>), typeof(SideMenu));
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public event EventHandler<FunctionEventArgs<object>> SelectionChanged
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{
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add => AddHandler(SelectionChangedEvent, value);
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remove => RemoveHandler(SelectionChangedEvent, value);
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}
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}
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Block a user