public FixedStackLayout(IOCPanel panel, IItemGeneratorHelper generator) { _panel = panel; _generator = generator; _desiredSizeDic = new ConcurrentDictionary <int, Size>(); Extent = Size.Empty; }
public HalfVariableWrapLayout(IOCPanel panel, IItemGeneratorHelper generator) { _panel = panel; _generator = generator; _lineSizeDictionary = new ConcurrentDictionary <int, double>(); Extent = Size.Empty; }
public PanelScrollHelper(IOCPanel panel, ScrollViewer scrollOwner) { _panel = panel; _panel.RenderTransform = _trans = new TranslateTransform(); // For use in the IScrollInfo implementation _extent = Size.Empty; _viewport = Size.Empty; _owner = scrollOwner; _offset = new Point(0, 0); }
private static void OnResetLayout(DependencyObject d, DependencyPropertyChangedEventArgs e) { IOCPanel panel = d as IOCPanel; if (panel.Layout != null) { panel.Layout.ResetLayout(); } panel.resetScrollOffset(); }
private static void OnModeChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { IOCPanel panel = d as IOCPanel; if (panel.IsInitialized) { //panel.RemoveInternalChildRange(0, panel.getInternalChildren().Count); foreach (var child in panel.Children) { (child as FrameworkElement).InvalidateMeasure(); } panel.Layout = panel.getLayout(); panel.resetScrollOffset(); } }
/// <summary> /// Add and subtract CacheItemCount to StartIdx and EndIdx. /// </summary> /// <param name="panel"></param> /// <param name="startIdx"></param> /// <param name="endIdx"></param> public static void UpdateCacheItemCount(this IOCPanel panel, ref int startIdx, ref int endIdx) { //Add and subtract CacheItemCount to StartIdx and EndIdx. int itemCount = panel.getItemCount(); startIdx -= panel.CacheItemCount; endIdx += panel.CacheItemCount; if (startIdx < 0) { startIdx = 0; } if (endIdx > itemCount - 1) { endIdx = itemCount - 1; } }
public NullScrollHelper(IOCPanel panel) { Extent = ViewPort = Size.Empty; }
public FixedWrapLayout(IOCPanel panel, IItemGeneratorHelper generator) { _panel = panel; _generator = generator; Extent = Size.Empty; }
public VirtualItemGenerator(IOCPanel panel) { _panel = panel; }