public void SetModifiedState (UndoEngine engine, IComponent component, MemberDescriptor member)
{
// Console.WriteLine ("ComponentChangeAction.SetModifiedState (" + (_componentName != null ? (_componentName + ".") : "") +
// member.Name + "): " +
// (((PropertyDescriptor)member).GetValue (component) == null ? "null" :
// ((PropertyDescriptor)member).GetValue (component).ToString ()));
ComponentSerializationService serializationService = engine.GetRequiredService (
typeof (ComponentSerializationService)) as ComponentSerializationService;
_afterChange = serializationService.CreateStore ();
serializationService.SerializeMemberAbsolute (_afterChange, component, member);
_afterChange.Close ();
}
/// <summary>
/// Serializes a collection of objects and stores them in a
/// serialization data object.
/// </summary>
public object Serialize(ICollection objects)
{
ComponentSerializationService serializationService = (ComponentSerializationService)serviceProvider.GetService(typeof(ComponentSerializationService));
SerializationStore store = serializationService.CreateStore();
foreach (object value in objects)
{
serializationService.Serialize(store, value);
}
store.Close();
return(store);
}
/// <summary>
/// Serializes a collection of objects and stores them in a
/// serialization data object.
/// </summary>
public object Serialize(ICollection objects)
{
if (objects == null)
{
throw new ArgumentNullException("objects");
}
ComponentSerializationService serializationService = (ComponentSerializationService)serviceProvider.GetService(typeof(ComponentSerializationService));
SerializationStore store = serializationService.CreateStore();
foreach (object value in objects)
{
serializationService.Serialize(store, value);
}
store.Close();
return(store);
}
public ComponentAddRemoveAction (UndoEngine engine, IComponent component, bool added)
{
if (component == null)
throw new ArgumentNullException ("component");
// Console.WriteLine ((added ? "Component*Add*RemoveAction" : "ComponentAdd*Remove*Action") +
// " (" + component.Site.Name + ")");
ComponentSerializationService serializationService = engine.GetRequiredService (
typeof (ComponentSerializationService)) as ComponentSerializationService;
_serializedComponent = serializationService.CreateStore ();
serializationService.Serialize (_serializedComponent, component);
_serializedComponent.Close ();
_added = added;
_componentName = component.Site.Name;
}
public static ICollection CopyDragObjects(ICollection objects, IServiceProvider svcProvider)
{
if ((objects != null) && (svcProvider != null))
{
Cursor current = Cursor.Current;
try
{
Cursor.Current = Cursors.WaitCursor;
ComponentSerializationService service = svcProvider.GetService(typeof(ComponentSerializationService)) as ComponentSerializationService;
IDesignerHost host = svcProvider.GetService(typeof(IDesignerHost)) as IDesignerHost;
if ((service != null) && (host != null))
{
SerializationStore store = null;
store = service.CreateStore();
foreach (IComponent component in GetCopySelection(objects, host))
{
service.Serialize(store, component);
}
store.Close();
ICollection is2 = service.Deserialize(store);
ArrayList list = new ArrayList(objects.Count);
foreach (IComponent component2 in is2)
{
Control control = component2 as Control;
if ((control != null) && (control.Parent == null))
{
list.Add(component2);
}
else if (control == null)
{
ToolStripItem item = component2 as ToolStripItem;
if ((item != null) && (item.GetCurrentParent() == null))
{
list.Add(component2);
}
}
}
return(list);
}
}
finally
{
Cursor.Current = current;
}
}
return(null);
}
/// <summary>
/// Used to create copies of the objects that we are dragging in a drag operation
/// </summary>
public static ICollection CopyDragObjects(ICollection objects, IServiceProvider svcProvider)
{
if (objects == null || svcProvider == null)
{
Debug.Fail("Invalid parameter passed to DesignerUtils.CopyObjects.");
return(null);
}
Cursor oldCursor = Cursor.Current;
try
{
Cursor.Current = Cursors.WaitCursor;
ComponentSerializationService css = svcProvider.GetService(typeof(ComponentSerializationService)) as ComponentSerializationService;
IDesignerHost host = svcProvider.GetService(typeof(IDesignerHost)) as IDesignerHost;
Debug.Assert(css != null, "No component serialization service -- we cannot copy the objects");
Debug.Assert(host != null, "No host -- we cannot copy the objects");
if (css != null && host != null)
{
SerializationStore store = null;
store = css.CreateStore();
// Get all the objects, meaning we want the children too
ICollection copyObjects = GetCopySelection(objects, host);
// The serialization service does not (yet) handle serializing collections
foreach (IComponent comp in copyObjects)
{
css.Serialize(store, comp);
}
store.Close();
copyObjects = css.Deserialize(store);
// Now, copyObjects contains a flattened list of all the controls contained in the original drag objects, that's not what we want to return.
// We only want to return the root drag objects, so that the caller gets an identical copy - identical in terms of objects.Count
ArrayList newObjects = new ArrayList(objects.Count);
foreach (IComponent comp in copyObjects)
{
Control c = comp as Control;
if (c != null && c.Parent == null)
{
newObjects.Add(comp);
}
else if (c == null)
{ // this happens when we are dragging a toolstripitem
// TODO: Can we remove the ToolStrip specific code?
if (comp is ToolStripItem item && item.GetCurrentParent() == null)
{
newObjects.Add(comp);
}
}
}
Debug.Assert(newObjects.Count == objects.Count, "Why is the count of the copied objects not the same?");
return(newObjects);
}
}
finally
{
Cursor.Current = oldCursor;
}
return(null);
}
internal virtual System.Windows.Forms.ToolStripItem MorphCurrentItem(System.Type t)
{
System.Windows.Forms.ToolStripItem component = null;
IDesignerHost host = (IDesignerHost)this.GetService(typeof(IDesignerHost));
if (host != null)
{
DesignerTransaction transaction = host.CreateTransaction(System.Design.SR.GetString("ToolStripMorphingItemTransaction"));
ToolStrip immediateParent = (ToolStrip)this.ImmediateParent;
if (immediateParent is ToolStripOverflow)
{
immediateParent = this.ToolStripItem.Owner;
}
ToolStripMenuItemDesigner designer = null;
int index = immediateParent.Items.IndexOf(this.ToolStripItem);
string name = this.ToolStripItem.Name;
System.Windows.Forms.ToolStripItem ownerItem = null;
if (this.ToolStripItem.IsOnDropDown)
{
ToolStripDropDown down = this.ImmediateParent as ToolStripDropDown;
if (down != null)
{
ownerItem = down.OwnerItem;
if (ownerItem != null)
{
designer = (ToolStripMenuItemDesigner)host.GetDesigner(ownerItem);
}
}
}
try
{
ToolStripDesigner._autoAddNewItems = false;
ComponentSerializationService service = this.GetService(typeof(ComponentSerializationService)) as ComponentSerializationService;
SerializationStore store = null;
if (service != null)
{
store = service.CreateStore();
service.Serialize(store, base.Component);
SerializationStore store2 = null;
ToolStripDropDownItem toolStripItem = this.ToolStripItem as ToolStripDropDownItem;
if ((toolStripItem != null) && typeof(ToolStripDropDownItem).IsAssignableFrom(t))
{
toolStripItem.HideDropDown();
store2 = service.CreateStore();
this.SerializeDropDownItems(toolStripItem, ref store2, service);
store2.Close();
}
store.Close();
IComponentChangeService service2 = (IComponentChangeService)this.GetService(typeof(IComponentChangeService));
if (service2 != null)
{
if (immediateParent.Site != null)
{
service2.OnComponentChanging(immediateParent, TypeDescriptor.GetProperties(immediateParent)["Items"]);
}
else if (ownerItem != null)
{
service2.OnComponentChanging(ownerItem, TypeDescriptor.GetProperties(ownerItem)["DropDownItems"]);
service2.OnComponentChanged(ownerItem, TypeDescriptor.GetProperties(ownerItem)["DropDownItems"], null, null);
}
}
this.FireComponentChanging(toolStripItem);
immediateParent.Items.Remove(this.ToolStripItem);
host.DestroyComponent(this.ToolStripItem);
System.Windows.Forms.ToolStripItem item4 = (System.Windows.Forms.ToolStripItem)host.CreateComponent(t, name);
if ((item4 is ToolStripDropDownItem) && (store2 != null))
{
service.Deserialize(store2);
}
service.DeserializeTo(store, host.Container, false, true);
component = (System.Windows.Forms.ToolStripItem)host.Container.Components[name];
if ((component.Image == null) && (component is ToolStripButton))
{
Image image = null;
try
{
image = new Bitmap(typeof(ToolStripButton), "blank.bmp");
}
catch (Exception exception)
{
if (System.Windows.Forms.ClientUtils.IsCriticalException(exception))
{
throw;
}
}
PropertyDescriptor descriptor = TypeDescriptor.GetProperties(component)["Image"];
if ((descriptor != null) && (image != null))
{
descriptor.SetValue(component, image);
}
PropertyDescriptor descriptor2 = TypeDescriptor.GetProperties(component)["DisplayStyle"];
if (descriptor2 != null)
{
descriptor2.SetValue(component, ToolStripItemDisplayStyle.Image);
}
PropertyDescriptor descriptor3 = TypeDescriptor.GetProperties(component)["ImageTransparentColor"];
if (descriptor3 != null)
{
descriptor3.SetValue(component, Color.Magenta);
}
}
immediateParent.Items.Insert(index, component);
if (service2 != null)
{
if (immediateParent.Site != null)
{
service2.OnComponentChanged(immediateParent, TypeDescriptor.GetProperties(immediateParent)["Items"], null, null);
}
else if (ownerItem != null)
{
service2.OnComponentChanging(ownerItem, TypeDescriptor.GetProperties(ownerItem)["DropDownItems"]);
service2.OnComponentChanged(ownerItem, TypeDescriptor.GetProperties(ownerItem)["DropDownItems"], null, null);
}
}
this.FireComponentChanged(toolStripItem);
if (component.IsOnDropDown && (designer != null))
{
designer.RemoveItemBodyGlyph(component);
designer.AddItemBodyGlyph(component);
}
ToolStripDesigner._autoAddNewItems = true;
if (component != null)
{
if (component is ToolStripSeparator)
{
immediateParent.PerformLayout();
}
BehaviorService service3 = (BehaviorService)component.Site.GetService(typeof(BehaviorService));
if (service3 != null)
{
service3.Invalidate();
}
ISelectionService service4 = (ISelectionService)component.Site.GetService(typeof(ISelectionService));
if (service4 != null)
{
service4.SetSelectedComponents(new object[] { component }, SelectionTypes.Replace);
}
}
}
return(component);
}
catch
{
host.Container.Add(this.ToolStripItem);
immediateParent.Items.Insert(index, this.ToolStripItem);
if (transaction != null)
{
transaction.Cancel();
transaction = null;
}
}
finally
{
if (transaction != null)
{
transaction.Commit();
transaction = null;
}
}
}
return(component);
}
