public override System.Workflow.ComponentModel.Design.HitTestInfo HitTest(Point point)
{
System.Workflow.ComponentModel.Design.HitTestInfo nowhere = System.Workflow.ComponentModel.Design.HitTestInfo.Nowhere;
if (this.Expanded && (base.ActiveDesigner == this))
{
if ((this.ContainedDesigners.Count == 0) && this.HelpTextRectangle.Contains(point))
{
return(new ConnectorHitTestInfo(this, HitTestLocations.Designer, 0));
}
if (this.previewStrip.Bounds.Contains(point))
{
System.Workflow.ComponentModel.Design.ItemInfo info2 = this.previewStrip.HitTest(point);
ActivityDesigner designer = (info2 != null) ? ActivityDesigner.GetDesigner(info2.UserData[DesignerUserDataKeys.Activity] as Activity) : null;
if (designer != null)
{
return(new System.Workflow.ComponentModel.Design.HitTestInfo(designer, HitTestLocations.Designer));
}
return(new System.Workflow.ComponentModel.Design.HitTestInfo(this, HitTestLocations.ActionArea | HitTestLocations.Designer));
}
if ((this.ShowPreview && this.previewWindow.Bounds.Contains(point)) && ((this.previewWindow.PreviewMode || (this.PreviewedDesigner == null)) || !this.PreviewedDesigner.Bounds.Contains(point)))
{
return(new System.Workflow.ComponentModel.Design.HitTestInfo(this, HitTestLocations.ActionArea | HitTestLocations.Designer));
}
nowhere = base.HitTest(point);
if ((this.ShowPreview && this.previewWindow.PreviewMode) && (nowhere.AssociatedDesigner != this))
{
nowhere = System.Workflow.ComponentModel.Design.HitTestInfo.Nowhere;
}
return(nowhere);
}
return(base.HitTest(point));
}
protected override void Initialize(Activity activity)
{
base.Initialize(activity);
this.ShowPreview = true;
CompositeActivity activity2 = base.Activity as CompositeActivity;
if (activity2 != null)
{
foreach (Activity activity3 in activity2.Activities)
{
if (!Helpers.IsAlternateFlowActivity(activity3))
{
System.Workflow.ComponentModel.Design.ItemInfo item = new System.Workflow.ComponentModel.Design.ItemInfo(activity3.GetHashCode());
item.UserData[DesignerUserDataKeys.Activity] = activity3;
this.previewStrip.Items.Add(item);
}
}
}
ISelectionService service = base.GetService(typeof(ISelectionService)) as ISelectionService;
if (service != null)
{
service.SelectionChanged += new EventHandler(this.OnSelectionChanged);
}
}
protected override void LoadViewState(BinaryReader reader)
{
if (reader == null)
{
throw new ArgumentNullException("reader");
}
int num = reader.ReadInt32();
if ((num != -1) && (num < this.previewStrip.Items.Count))
{
System.Workflow.ComponentModel.Design.ItemInfo info = this.previewStrip.Items[num];
IDesignerHost service = base.GetService(typeof(IDesignerHost)) as IDesignerHost;
if (service == null)
{
throw new Exception(SR.GetString("General_MissingService", new object[] { typeof(IDesignerHost).FullName }));
}
this.EnsureVisibleContainedDesigner(service.GetDesigner((Activity)info.UserData[DesignerUserDataKeys.Activity]) as ActivityDesigner);
}
bool flag = reader.ReadBoolean();
if (this.ShowPreview)
{
this.previewWindow.PreviewMode = flag;
}
base.LoadViewState(reader);
}
public override void Draw(Graphics graphics)
{
GraphicsContainer container = graphics.BeginContainer();
Rectangle bounds = base.Bounds;
using (Region region = new Region(new Rectangle(bounds.X, bounds.Y, bounds.Width + 1, bounds.Height + 1)))
{
graphics.Clip = region;
StringFormat format = new StringFormat {
Alignment = StringAlignment.Center,
LineAlignment = StringAlignment.Center,
Trimming = StringTrimming.Character,
FormatFlags = StringFormatFlags.NoWrap
};
int maxVisibleItems = base.MaxVisibleItems;
int scrollPosition = base.ScrollPosition;
for (int i = scrollPosition; (i < base.Items.Count) && (i < (scrollPosition + maxVisibleItems)); i++)
{
System.Workflow.ComponentModel.Design.ItemInfo itemInfo = base.Items[i];
Rectangle itemBounds = base.GetItemBounds(itemInfo);
int pageFoldSize = itemBounds.Width / 5;
GraphicsPath[] pathArray = ActivityDesignerPaint.GetPagePaths(itemBounds, pageFoldSize, DesignerContentAlignment.TopRight);
using (GraphicsPath path = pathArray[0])
{
using (GraphicsPath path2 = pathArray[1])
{
Brush white = Brushes.White;
if (base.SelectedItem == itemInfo)
{
white = PageStrip.SelectionBrush;
}
else if (base.HighlitedItem == itemInfo)
{
white = PageStrip.HighliteBrush;
}
graphics.FillPath(white, path);
graphics.DrawPath(Pens.DarkBlue, path);
graphics.FillPath(Brushes.White, path2);
graphics.DrawPath(Pens.DarkBlue, path2);
if (itemInfo.Image == null)
{
itemBounds.Y += pageFoldSize;
itemBounds.Height -= pageFoldSize;
graphics.DrawString((i + 1).ToString(CultureInfo.CurrentCulture), Control.DefaultFont, SystemBrushes.ControlText, itemBounds, format);
}
else
{
itemBounds.Y += pageFoldSize;
itemBounds.Height -= pageFoldSize;
itemBounds.X += (itemBounds.Width - itemBounds.Height) / 2;
itemBounds.Width = itemBounds.Height;
itemBounds.Inflate(-2, -2);
ActivityDesignerPaint.DrawImage(graphics, itemInfo.Image, itemBounds, DesignerContentAlignment.Center);
}
}
}
}
}
graphics.EndContainer(container);
}
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
System.Workflow.ComponentModel.Design.ItemInfo info = null;
Point pt = new Point(e.X, e.Y);
for (int i = 0; i < this.enabledItems.Count; i++)
{
if (this.GetItemBounds(i).Contains(pt))
{
info = this.enabledItems[i];
break;
}
}
if (info != null)
{
try
{
this.parent.SelectedItem = info;
}
finally
{
this.parent.DestroyPalette(this);
}
}
}
private void LayoutPalette()
{
this.itemRectangles.Clear();
this.leftGradientRectangle = Rectangle.Empty;
using (Graphics graphics = base.CreateGraphics())
{
Size empty = Size.Empty;
foreach (System.Workflow.ComponentModel.Design.ItemInfo info in this.enabledItems)
{
SizeF ef = graphics.MeasureString(info.Text, this.Font);
empty.Width = Math.Max(Convert.ToInt32(Math.Ceiling((double)ef.Width)), empty.Width);
empty.Height = Math.Max(Convert.ToInt32(Math.Ceiling((double)ef.Height)), empty.Height);
}
empty.Width = Math.Min(empty.Width, this.maximumTextWidth);
this.maxTextHeight = empty.Height;
this.itemHeight = Math.Max(this.imageRectangle.Height, empty.Height + 2) + 3;
this.itemWidth = (((this.imageRectangle.Width + (2 * this.selectionItemMargin.Width)) + this.leftTextMargin) + empty.Width) + this.rightTextMargin;
}
int y = 2;
using (List <System.Workflow.ComponentModel.Design.ItemInfo> .Enumerator enumerator2 = this.enabledItems.GetEnumerator())
{
while (enumerator2.MoveNext())
{
System.Workflow.ComponentModel.Design.ItemInfo current = enumerator2.Current;
this.itemRectangles.Add(new Rectangle(2, y, this.itemWidth, this.itemHeight));
y += this.itemHeight + (2 * this.selectionItemMargin.Height);
}
}
this.leftGradientRectangle = new Rectangle(2, 2, 0x18, y - 4);
this.formRectangle = new Rectangle(0, 0, this.itemWidth + 4, y);
}
protected override void OnContainedActivitiesChanged(ActivityCollectionChangeEventArgs listChangeArgs)
{
if (base.ActiveDesigner == this)
{
if (((listChangeArgs.Action == ActivityCollectionChangeAction.Add) && (listChangeArgs.AddedItems.Count > 0)) && !Helpers.IsAlternateFlowActivity(listChangeArgs.AddedItems[0]))
{
System.Workflow.ComponentModel.Design.ItemInfo item = new System.Workflow.ComponentModel.Design.ItemInfo(listChangeArgs.AddedItems[0].GetHashCode());
item.UserData[DesignerUserDataKeys.Activity] = listChangeArgs.AddedItems[0];
if (listChangeArgs.Index < this.previewStrip.Items.Count)
{
this.previewStrip.Items.Insert(listChangeArgs.Index, item);
}
else
{
this.previewStrip.Items.Add(item);
}
}
else if ((listChangeArgs.Action == ActivityCollectionChangeAction.Remove) && (listChangeArgs.RemovedItems.Count > 0))
{
int index = this.previewStrip.Items.IndexOf(new System.Workflow.ComponentModel.Design.ItemInfo(listChangeArgs.RemovedItems[0].GetHashCode()));
if (index >= 0)
{
this.previewStrip.Items.RemoveAt(index);
}
}
}
base.OnContainedActivitiesChanged(listChangeArgs);
}
public virtual void OnMouseMove(MouseEventArgs e)
{
System.Workflow.ComponentModel.Design.ItemInfo info = this.HitTest(new Point(e.X, e.Y));
if (((info != null) && (info.Text != null)) && (info.Text.Length > 0))
{
this.ShowInfoTip(info.Text);
}
this.HighlitedItem = info;
}
private void OnSmartAction(object sender, SelectionChangeEventArgs e)
{
System.Workflow.ComponentModel.Design.ItemInfo currentItem = e.CurrentItem;
if (currentItem != null)
{
ActivityDesignerVerb verb = currentItem.UserData[DesignerUserDataKeys.DesignerVerb] as ActivityDesignerVerb;
if (verb != null)
{
verb.Invoke();
}
}
}
private Rectangle GetTabItemRectangle(System.Workflow.ComponentModel.Design.ItemInfo tabItemInfo)
{
int index = this.tabItemList.IndexOf(tabItemInfo);
if (index < 0)
{
throw new ArgumentException(DR.GetString("ButtonInformationMissing", new object[0]));
}
if (this.drawItems.Length == this.tabItemList.Count)
{
return(this.drawItems[index].TabItemRectangle);
}
return(Rectangle.Empty);
}
private void OnViewActivity(object sender, EventArgs args)
{
DesignerVerb verb = sender as DesignerVerb;
if ((verb != null) && verb.Properties.Contains(DesignerUserDataKeys.ViewActivity))
{
System.Workflow.ComponentModel.Design.ItemInfo activeItem = this.previewStrip.ActiveItem;
if (activeItem != null)
{
bool flag = (bool)verb.Properties[DesignerUserDataKeys.ViewActivity];
int num = this.previewStrip.Items.IndexOf(activeItem) + (flag ? 1 : -1);
num = (num >= this.previewStrip.Items.Count) ? 0 : ((num < 0) ? (this.previewStrip.Items.Count - 1) : num);
this.previewStrip.ActiveItem = this.previewStrip.Items[num];
}
}
}
private Rectangle GetTabImageRectangle(System.Workflow.ComponentModel.Design.ItemInfo tabItemInfo)
{
int index = this.tabItemList.IndexOf(tabItemInfo);
if (index < 0)
{
throw new ArgumentException(DR.GetString("ButtonInformationMissing", new object[0]));
}
Rectangle empty = Rectangle.Empty;
if ((tabItemInfo.Image != null) && (this.drawItems.Length == this.tabItemList.Count))
{
empty = this.drawItems[index].TabItemRectangle;
empty.Inflate(-1, -1);
empty.Size = new Size(this.reqTabItemSize - 2, this.reqTabItemSize - 2);
}
return(empty);
}
protected override void OnShowSmartTagVerbs(Point smartTagPoint)
{
if (this.itemPalette == null)
{
this.itemPalette = new ItemPalette();
this.itemPalette.Closed += new EventHandler(this.OnPaletteClosed);
this.itemPalette.SelectionChanged += new SelectionChangeEventHandler <SelectionChangeEventArgs>(this.OnSmartAction);
}
this.itemPalette.SetFont(WorkflowTheme.CurrentTheme.AmbientTheme.Font);
this.itemPalette.Items.Clear();
foreach (ActivityDesignerVerb verb in this.SmartTagVerbs)
{
Image image = verb.Properties[DesignerUserDataKeys.Image] as Image;
System.Workflow.ComponentModel.Design.ItemInfo item = new System.Workflow.ComponentModel.Design.ItemInfo(verb.Id, image, verb.Text);
item.UserData[DesignerUserDataKeys.DesignerVerb] = verb;
this.itemPalette.Items.Add(item);
}
Point location = base.PointToScreen(smartTagPoint);
this.itemPalette.Show(location);
}
public Rectangle GetItemBounds(System.Workflow.ComponentModel.Design.ItemInfo itemInfo)
{
int index = this.items.IndexOf(itemInfo);
if (index < 0)
{
return(Rectangle.Empty);
}
if ((index < this.scrollMarker) || (index >= (this.scrollMarker + this.VisibleItemCount)))
{
return(Rectangle.Empty);
}
Rectangle stripRectangle = this.StripRectangle;
Rectangle empty = Rectangle.Empty;
System.Drawing.Size itemMargin = this.ItemMargin;
System.Drawing.Size itemSize = this.ItemSize;
index -= this.scrollMarker;
empty.X = (stripRectangle.Left + (index * itemSize.Width)) + ((index + 1) * itemMargin.Width);
empty.Y = stripRectangle.Top + itemMargin.Height;
empty.Size = itemSize;
return(empty);
}
private Rectangle GetTabTextRectangle(System.Workflow.ComponentModel.Design.ItemInfo tabItemInfo)
{
int index = this.tabItemList.IndexOf(tabItemInfo);
if (index < 0)
{
throw new ArgumentException(DR.GetString("ButtonInformationMissing", new object[0]));
}
Rectangle empty = Rectangle.Empty;
if ((tabItemInfo.Text == null) || (this.drawItems.Length != this.tabItemList.Count))
{
return(empty);
}
empty = this.drawItems[index].TabItemRectangle;
empty.Inflate(-1, -1);
Rectangle tabImageRectangle = this.GetTabImageRectangle(tabItemInfo);
if (!tabImageRectangle.IsEmpty)
{
if (this.orientation == Orientation.Horizontal)
{
empty.X += tabImageRectangle.Width + 1;
empty.Width -= tabImageRectangle.Width + 1;
}
else
{
empty.Y += tabImageRectangle.Height + 1;
empty.Height -= tabImageRectangle.Height + 1;
}
}
if ((empty.Width > 0) && (empty.Height > 0))
{
return(empty);
}
return(Rectangle.Empty);
}
public Rectangle GetItemBounds(System.Workflow.ComponentModel.Design.ItemInfo itemInfo)
{
int index = this.items.IndexOf(itemInfo);
if (((index < 0) || (index < this.scrollPosition)) || (index >= (this.scrollPosition + this.MaxVisibleItems)))
{
return(Rectangle.Empty);
}
Rectangle empty = Rectangle.Empty;
index -= this.scrollPosition;
if (this.orientation == Orientation.Horizontal)
{
empty.X = (this.bounds.Left + (index * this.itemSize.Width)) + ((index + 1) * this.margin.Width);
empty.Y = this.bounds.Top + this.margin.Height;
}
else
{
empty.X = this.bounds.Left + this.margin.Width;
empty.Y = (this.bounds.Top + (index * this.itemSize.Height)) + ((index + 1) * this.margin.Height);
}
empty.Size = this.itemSize;
return(empty);
}
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
if (this.drawItems.Length == this.tabItemList.Count)
{
e.Graphics.TextRenderingHint = TextRenderingHint.AntiAlias;
System.Drawing.Color color = System.Drawing.Color.FromArgb(0xff, 0xee, 0xc2);
System.Drawing.Color color2 = System.Drawing.Color.FromArgb(0xff, 0xc0, 0x6f);
if (SystemInformation.HighContrast)
{
color = System.Drawing.Color.FromArgb(0xff - color.R, 0xff - color.G, 0xff - color.B);
color2 = System.Drawing.Color.FromArgb(0xff - color2.R, 0xff - color2.G, 0xff - color2.B);
}
using (Brush brush = new SolidBrush(color))
{
using (Brush brush2 = new SolidBrush(color2))
{
for (int i = 0; i < this.drawItems.Length; i++)
{
System.Workflow.ComponentModel.Design.ItemInfo tabItemInfo = this.tabItemList[i];
DrawTabItemStruct struct2 = this.drawItems[i];
Brush control = SystemBrushes.Control;
Rectangle tabItemRectangle = struct2.TabItemRectangle;
if (this.selectedTab == i)
{
control = brush2;
e.Graphics.FillRectangle(control, tabItemRectangle);
e.Graphics.DrawRectangle(SystemPens.Highlight, tabItemRectangle);
}
else
{
Point pt = base.PointToClient(Control.MousePosition);
if (tabItemRectangle.Contains(pt))
{
control = brush;
e.Graphics.FillRectangle(control, tabItemRectangle);
e.Graphics.DrawRectangle(SystemPens.ControlDarkDark, tabItemRectangle);
}
}
Rectangle tabImageRectangle = this.GetTabImageRectangle(tabItemInfo);
if (!tabImageRectangle.IsEmpty)
{
e.Graphics.DrawImage(tabItemInfo.Image, tabImageRectangle);
}
Rectangle tabTextRectangle = this.GetTabTextRectangle(tabItemInfo);
if (!tabTextRectangle.IsEmpty)
{
StringFormat format = new StringFormat {
Alignment = StringAlignment.Center,
LineAlignment = StringAlignment.Center,
Trimming = StringTrimming.EllipsisCharacter
};
if (this.orientation == Orientation.Horizontal)
{
RectangleF layoutRectangle = new RectangleF((float)tabTextRectangle.X, (float)tabTextRectangle.Y, (float)tabTextRectangle.Width, (float)tabTextRectangle.Height);
e.Graphics.DrawString(tabItemInfo.Text, this.Font, SystemBrushes.ControlText, layoutRectangle, format);
}
else
{
using (Bitmap bitmap = new Bitmap(tabTextRectangle.Height, tabTextRectangle.Width, e.Graphics))
{
using (Graphics graphics = Graphics.FromImage(bitmap))
{
graphics.TextRenderingHint = TextRenderingHint.AntiAlias;
graphics.FillRectangle(control, new Rectangle(0, 0, bitmap.Width, bitmap.Height));
graphics.DrawString(this.tabItemList[i].Text, this.Font, SystemBrushes.ControlText, new Rectangle(0, 0, bitmap.Width, bitmap.Height), format);
bitmap.RotateFlip(RotateFlipType.Rotate90FlipNone);
e.Graphics.DrawImage(bitmap, tabTextRectangle);
}
}
}
}
}
}
}
}
}
protected override void OnLayout(LayoutEventArgs levent)
{
base.OnLayout(levent);
using (Graphics graphics = base.CreateGraphics())
{
this.drawItems = new DrawTabItemStruct[this.tabItemList.Count];
int num = (this.orientation == Orientation.Horizontal) ? base.Width : base.Height;
bool flag = false;
if (num <= this.MinimumRequiredSize)
{
flag = true;
}
int num2 = 0;
for (int i = 0; i < this.tabItemList.Count; i++)
{
int num4 = 0;
System.Workflow.ComponentModel.Design.ItemInfo info = this.tabItemList[i];
if (info.Image != null)
{
num4++;
num4 += this.reqTabItemSize - 2;
}
if ((info.Text != null) && (info.Text.Length > 0))
{
SizeF ef = graphics.MeasureString(info.Text, this.Font);
int width = Convert.ToInt32(Math.Ceiling((double)ef.Width));
this.drawItems[i].TextSize = new Size(width, Convert.ToInt32(Math.Ceiling((double)ef.Height)));
if (!flag)
{
num4 += this.drawItems[i].TextSize.Width + 1;
}
}
num4 += (num4 == 0) ? this.reqTabItemSize : 1;
this.drawItems[i].TabItemRectangle = Rectangle.Empty;
if (this.orientation == Orientation.Horizontal)
{
this.drawItems[i].TabItemRectangle.X = num2;
this.drawItems[i].TabItemRectangle.Y = 0;
this.drawItems[i].TabItemRectangle.Width = num4;
this.drawItems[i].TabItemRectangle.Height = this.reqTabItemSize;
}
else
{
this.drawItems[i].TabItemRectangle.X = 0;
this.drawItems[i].TabItemRectangle.Y = num2;
this.drawItems[i].TabItemRectangle.Width = this.reqTabItemSize;
this.drawItems[i].TabItemRectangle.Height = num4;
}
num2 += num4 + 1;
}
num2--;
if (num2 > num)
{
int num5 = (int)Math.Ceiling((double)(((double)(num2 - num)) / ((double)Math.Max(1, this.tabItemList.Count))));
num2 = 0;
DrawTabItemStruct struct2 = this.drawItems[this.tabItemList.Count - 1];
int num6 = (this.orientation == Orientation.Horizontal) ? (struct2.TabItemRectangle.Width - num5) : (struct2.TabItemRectangle.Height - num5);
if (num6 < this.reqTabItemSize)
{
num5 += (int)Math.Ceiling((double)(((double)(this.reqTabItemSize - num6)) / ((double)Math.Max(1, this.tabItemList.Count))));
}
for (int j = 0; j < this.tabItemList.Count; j++)
{
if (this.orientation == Orientation.Horizontal)
{
this.drawItems[j].TabItemRectangle.X -= num2;
this.drawItems[j].TabItemRectangle.Width -= num5;
if ((j == (this.tabItemList.Count - 1)) && (this.drawItems[j].TabItemRectangle.Width < this.reqTabItemSize))
{
this.drawItems[j].TabItemRectangle.Width = this.reqTabItemSize;
}
}
else
{
this.drawItems[j].TabItemRectangle.Y -= num2;
this.drawItems[j].TabItemRectangle.Height -= num5;
if ((j == (this.tabItemList.Count - 1)) && (this.drawItems[j].TabItemRectangle.Height < this.reqTabItemSize))
{
this.drawItems[j].TabItemRectangle.Height = this.reqTabItemSize;
}
}
num2 += num5;
}
}
}
}
internal StripItemSelectionGlyph(ActivityPreviewDesigner parentDesigner, System.Workflow.ComponentModel.Design.ItemInfo item)
{
this.parentDesigner = parentDesigner;
this.item = item;
}
protected override void OnShowSmartTagVerbs(Point smartTagPoint)
{
if (this.itemPalette == null)
{
this.itemPalette = new ItemPalette();
this.itemPalette.Closed += new EventHandler(this.OnPaletteClosed);
this.itemPalette.SelectionChanged += new SelectionChangeEventHandler<SelectionChangeEventArgs>(this.OnSmartAction);
}
this.itemPalette.SetFont(WorkflowTheme.CurrentTheme.AmbientTheme.Font);
this.itemPalette.Items.Clear();
foreach (ActivityDesignerVerb verb in this.SmartTagVerbs)
{
Image image = verb.Properties[DesignerUserDataKeys.Image] as Image;
System.Workflow.ComponentModel.Design.ItemInfo item = new System.Workflow.ComponentModel.Design.ItemInfo(verb.Id, image, verb.Text);
item.UserData[DesignerUserDataKeys.DesignerVerb] = verb;
this.itemPalette.Items.Add(item);
}
Point location = base.PointToScreen(smartTagPoint);
this.itemPalette.Show(location);
}
public SelectionChangeEventArgs(System.Workflow.ComponentModel.Design.ItemInfo previousItem, System.Workflow.ComponentModel.Design.ItemInfo currentItem)
{
this.previousItem = previousItem;
this.currentItem = currentItem;
}
public TabSelectionChangeEventArgs(System.Workflow.ComponentModel.Design.ItemInfo previousItem, System.Workflow.ComponentModel.Design.ItemInfo currentItem, Rectangle selectedTabBounds) : base(previousItem, currentItem)
{
this.selectedTabBounds = Rectangle.Empty;
this.selectedTabBounds = selectedTabBounds;
}
protected override void OnContainedActivitiesChanged(ActivityCollectionChangeEventArgs listChangeArgs)
{
if (base.ActiveDesigner == this)
{
if (((listChangeArgs.Action == ActivityCollectionChangeAction.Add) && (listChangeArgs.AddedItems.Count > 0)) && !Helpers.IsAlternateFlowActivity(listChangeArgs.AddedItems[0]))
{
System.Workflow.ComponentModel.Design.ItemInfo item = new System.Workflow.ComponentModel.Design.ItemInfo(listChangeArgs.AddedItems[0].GetHashCode());
item.UserData[DesignerUserDataKeys.Activity] = listChangeArgs.AddedItems[0];
if (listChangeArgs.Index < this.previewStrip.Items.Count)
{
this.previewStrip.Items.Insert(listChangeArgs.Index, item);
}
else
{
this.previewStrip.Items.Add(item);
}
}
else if ((listChangeArgs.Action == ActivityCollectionChangeAction.Remove) && (listChangeArgs.RemovedItems.Count > 0))
{
int index = this.previewStrip.Items.IndexOf(new System.Workflow.ComponentModel.Design.ItemInfo(listChangeArgs.RemovedItems[0].GetHashCode()));
if (index >= 0)
{
this.previewStrip.Items.RemoveAt(index);
}
}
}
base.OnContainedActivitiesChanged(listChangeArgs);
}
internal StripItemSelectionGlyph(ActivityPreviewDesigner parentDesigner, System.Workflow.ComponentModel.Design.ItemInfo item)
{
this.parentDesigner = parentDesigner;
this.item = item;
}
public SelectionChangeEventArgs(System.Workflow.ComponentModel.Design.ItemInfo previousItem, System.Workflow.ComponentModel.Design.ItemInfo currentItem)
{
this.previousItem = previousItem;
this.currentItem = currentItem;
}
protected override void Initialize(Activity activity)
{
base.Initialize(activity);
this.ShowPreview = true;
CompositeActivity activity2 = base.Activity as CompositeActivity;
if (activity2 != null)
{
foreach (Activity activity3 in activity2.Activities)
{
if (!Helpers.IsAlternateFlowActivity(activity3))
{
System.Workflow.ComponentModel.Design.ItemInfo item = new System.Workflow.ComponentModel.Design.ItemInfo(activity3.GetHashCode());
item.UserData[DesignerUserDataKeys.Activity] = activity3;
this.previewStrip.Items.Add(item);
}
}
}
ISelectionService service = base.GetService(typeof(ISelectionService)) as ISelectionService;
if (service != null)
{
service.SelectionChanged += new EventHandler(this.OnSelectionChanged);
}
}
