diff options
Diffstat (limited to 'Xamarin.Forms.Platform.MacOS/Cells/CellNSView.cs')
| -rw-r--r-- | Xamarin.Forms.Platform.MacOS/Cells/CellNSView.cs | 228 |
1 files changed, 0 insertions, 228 deletions
diff --git a/Xamarin.Forms.Platform.MacOS/Cells/CellNSView.cs b/Xamarin.Forms.Platform.MacOS/Cells/CellNSView.cs deleted file mode 100644 index 08043ce8..00000000 --- a/Xamarin.Forms.Platform.MacOS/Cells/CellNSView.cs +++ /dev/null @@ -1,228 +0,0 @@ -using System; -using System.Linq; -using System.ComponentModel; -using AppKit; -using CoreGraphics; - -namespace Xamarin.Forms.Platform.MacOS -{ - internal class CellNSView : NSView, INativeElementView - { - static readonly NSColor s_defaultChildViewsBackground = NSColor.Clear; - static readonly CGColor s_defaultHeaderViewsBackground = NSColor.LightGray.CGColor; - Cell _cell; - readonly NSTableViewCellStyle _style; - NSView _contexActionsTrackingView; - - public Action<object, PropertyChangedEventArgs> PropertyChanged; - - public CellNSView(NSTableViewCellStyle style) - { - WantsLayer = true; - _style = style; - CreateUI(); - } - - public NSTextField TextLabel { get; private set; } - - public NSTextField DetailTextLabel { get; private set; } - - public NSImageView ImageView { get; private set; } - - public NSView AccessoryView { get; private set; } - - public virtual Element Element => Cell; - - public Cell Cell - { - get { return _cell; } - set - { - if (_cell == value) - return; - - ICellController cellController = _cell; - - if (cellController != null) - Device.BeginInvokeOnMainThread(cellController.SendDisappearing); - - _cell = value; - cellController = value; - - if (cellController != null) - Device.BeginInvokeOnMainThread(cellController.SendAppearing); - } - } - - public void HandlePropertyChanged(object sender, PropertyChangedEventArgs e) - { - PropertyChanged?.Invoke(this, e); - } - - public override void Layout() - { - const int padding = 10; - nfloat availableHeight = Frame.Height; - nfloat availableWidth = Frame.Width - padding * 2; - nfloat imageWidth = 0; - nfloat accessoryViewWidth = 0; - - if (ImageView != null) - { - nfloat imageHeight = imageWidth = availableHeight; - ImageView.Frame = new CGRect(padding, 0, imageWidth, imageHeight); - } - - if (AccessoryView != null) - { - accessoryViewWidth = _style == NSTableViewCellStyle.Value1 ? 50 : availableWidth - 100; - AccessoryView.Frame = new CGRect(availableWidth - accessoryViewWidth + padding, 0, accessoryViewWidth, - availableHeight); - foreach (var subView in AccessoryView.Subviews) - { - //try to find the size the control wants, if no width use default width - var size = subView.FittingSize; - if (size.Width == 0) - size.Width = accessoryViewWidth; - - var x = AccessoryView.Bounds.Width - size.Width; - var y = (AccessoryView.Bounds.Height - size.Height) / 2; - subView.Frame = new CGRect(new CGPoint(x, y), size); - } - } - - nfloat labelHeights = availableHeight; - nfloat labelWidth = availableWidth - imageWidth - accessoryViewWidth; - - if (DetailTextLabel != null) - { - - if (!string.IsNullOrEmpty(DetailTextLabel?.StringValue)) - { - labelHeights = availableHeight / 2; - DetailTextLabel.CenterTextVertically(new CGRect(imageWidth + padding, 0, labelWidth, labelHeights)); - } - } - - TextLabel?.CenterTextVertically(new CGRect(imageWidth + padding, availableHeight - labelHeights, labelWidth, - labelHeights)); - - var topNSView = Subviews.LastOrDefault(); - if (_contexActionsTrackingView != topNSView) - { - _contexActionsTrackingView.RemoveFromSuperview(); - _contexActionsTrackingView.Frame = Frame; - AddSubview(_contexActionsTrackingView, NSWindowOrderingMode.Above, Subviews.LastOrDefault()); - } - base.Layout(); - } - - internal static NSView GetNativeCell(NSTableView tableView, Cell cell, string templateId = "", bool isHeader = false, - bool isRecycle = false) - { - var reusable = tableView.MakeView(templateId, tableView); - NSView nativeCell; - if (reusable == null || !isRecycle) - { - var renderer = (CellRenderer)Registrar.Registered.GetHandler(cell.GetType()); - nativeCell = renderer.GetCell(cell, null, tableView); - } - else - { - nativeCell = reusable; - } - - if (string.IsNullOrEmpty(nativeCell.Identifier)) - nativeCell.Identifier = templateId; - - if (!isHeader) return nativeCell; - if (nativeCell.Layer != null) nativeCell.Layer.BackgroundColor = s_defaultHeaderViewsBackground; - return nativeCell; - } - - void CreateUI() - { - var style = _style; - if (style != NSTableViewCellStyle.Empty) - { - AddSubview(TextLabel = new NSTextField - { - Bordered = false, - Selectable = false, - Editable = false, - Font = NSFont.LabelFontOfSize(NSFont.SystemFontSize) - }); - - TextLabel.Cell.BackgroundColor = s_defaultChildViewsBackground; - - if (style == NSTableViewCellStyle.Image || style == NSTableViewCellStyle.Subtitle || - style == NSTableViewCellStyle.ImageSubtitle) - { - AddSubview(DetailTextLabel = new NSTextField - { - Bordered = false, - Selectable = false, - Editable = false, - Font = NSFont.LabelFontOfSize(NSFont.SmallSystemFontSize) - }); - DetailTextLabel.Cell.BackgroundColor = s_defaultChildViewsBackground; - } - - if (style == NSTableViewCellStyle.Image || style == NSTableViewCellStyle.ImageSubtitle) - AddSubview(ImageView = new NSImageView()); - - if (style == NSTableViewCellStyle.Value1 || style == NSTableViewCellStyle.Value2) - { - var accessoryView = new NSView { WantsLayer = true }; - accessoryView.Layer.BackgroundColor = s_defaultChildViewsBackground.CGColor; - AddSubview(AccessoryView = accessoryView); - } - } - AddSubview(_contexActionsTrackingView = new TrackingClickNSView()); - } - } - - class TrackingClickNSView : NSView - { - public override void RightMouseDown(NSEvent theEvent) - { - HandleContextActions(theEvent); - - base.RightMouseDown(theEvent); - } - - void HandleContextActions(NSEvent theEvent) - { - var contextActionCell = (Superview as INativeElementView).Element as Cell; - var contextActionsCount = contextActionCell.ContextActions.Count; - if (contextActionsCount > 0) - { - NSMenu menu = new NSMenu(); - for (int i = 0; i < contextActionsCount; i++) - { - var contextAction = contextActionCell.ContextActions[i]; - var nsMenuItem = GetNSMenuItem(i, contextAction); - menu.AddItem(nsMenuItem); - } - - NSMenu.PopUpContextMenu(menu, theEvent, this); - } - } - - static NSMenuItem GetNSMenuItem(int i, MenuItem contextAction) - { - var menuItem = new NSMenuItem(contextAction.Text ?? ""); - menuItem.Tag = i; - menuItem.Enabled = contextAction.IsEnabled; - if (menuItem.Enabled) - menuItem.Activated += (sender, e) => - { - ((IMenuItemController)contextAction).Activate(); - }; - if (!string.IsNullOrEmpty(contextAction.Icon)) - menuItem.Image = new NSImage(contextAction.Icon); - - return menuItem; - } - } -}
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