/// <summary>
/// This method is called to create a designer for a component.
/// </summary>
protected internal virtual IDesigner CreateDesigner(IComponent component, bool rootDesigner)
{
if (component is null)
{
throw new ArgumentNullException(nameof(component));
}
if (_host is null)
{
throw new ObjectDisposedException(GetType().FullName);
}
IDesigner designer;
if (rootDesigner)
{
designer = TypeDescriptor.CreateDesigner(component, typeof(IRootDesigner)) as IRootDesigner;
}
else
{
designer = TypeDescriptor.CreateDesigner(component, typeof(IDesigner));
}
return(designer);
}
private void UpdateSchemePreview()
{
Calendar previewCalendar = this.GetPreviewCalendar();
IDesigner designer = TypeDescriptor.CreateDesigner(previewCalendar, typeof(IDesigner));
designer.Initialize(previewCalendar);
string designTimeHtml = ((CalendarDesigner)designer).GetDesignTimeHtml();
this.schemePreview.GetDocument().GetBody().SetInnerHTML(designTimeHtml);
}
internal IDesigner CreateDesigner(IComponent component, bool rootDesigner)
{
if (component == null)
{
throw new System.ArgumentNullException("component");
}
if (rootDesigner)
{
return(TypeDescriptor.CreateDesigner(component, typeof(IRootDesigner)));
}
else
{
return(TypeDescriptor.CreateDesigner(component, typeof(IDesigner)));
}
}
protected internal virtual IDesigner CreateDesigner(IComponent component, bool rootDesigner)
{
if (component == null)
{
throw new ArgumentNullException("component");
}
if (this._host == null)
{
throw new ObjectDisposedException(base.GetType().FullName);
}
if (rootDesigner)
{
return(TypeDescriptor.CreateDesigner(component, typeof(IRootDesigner)) as IRootDesigner);
}
return(TypeDescriptor.CreateDesigner(component, typeof(IDesigner)));
}
/// <include file='doc\CalendarAutoFormatDialog.uex' path='docs/doc[@for="CalendarAutoFormatDialog.UpdateSchemePreview"]/*' />
/// <devdoc>
/// Update scheme preview
/// </devdoc>
/// <internalonly/>
private void UpdateSchemePreview()
{
// create a new calendar and apply the scheme to it
Calendar wc = GetPreviewCalendar();
// CONSIDER: Its not safe to create a designer and associate it to
// a control that is not site'd...
// This should use the runtime control directly and call RenderControl instead.
// get the design time HTML
IDesigner designer = TypeDescriptor.CreateDesigner(wc, typeof(IDesigner));
designer.Initialize(wc);
CalendarDesigner wcd = (CalendarDesigner)designer;
string designHTML = wcd.GetDesignTimeHtml();
// and show it!
NativeMethods.IHTMLDocument2 tridentDocument = schemePreview.GetDocument();
NativeMethods.IHTMLElement documentElement = tridentDocument.GetBody();
documentElement.SetInnerHTML(designHTML);
}
private void CreateComponentDesigner(IComponent component)
{
IDesigner designer = null;
if (this.rootComponent != null)
{
designer = TypeDescriptor.CreateDesigner(component, typeof(IDesigner));
}
else
{
Exception ex;
this.rootComponent = component;
this.rootDesigner = (IRootDesigner)TypeDescriptor.CreateDesigner(component, typeof(IRootDesigner));
if (this.rootDesigner == null)
{
this.rootComponent = null;
ex = new Exception("No Top Level Designer for " + component.GetType().FullName);
throw ex;
}
ViewTechnology[] technologies = this.rootDesigner.SupportedTechnologies;
bool supported = false;
foreach (ViewTechnology tech in technologies)
{
if (tech == ViewTechnology.Default)
{
supported = true;
break;
}
}
if (!supported)
{
ex = new Exception("This designer host does not support the designer for " + component.GetType().FullName);
throw ex;
}
designer = this.rootDesigner;
if (this.rootComponentClassName == null)
{
this.rootComponentClassName = component.Site.Name;
}
}
if (designer != null)
{
this.designerTable[component] = designer;
try
{
designer.Initialize(component);
}
catch
{
this.designerTable.Remove(component);
if (designer == this.rootDesigner)
{
this.rootDesigner = null;
}
throw;
}
if (!(!(designer is IExtenderProvider) || TypeDescriptor.GetAttributes(designer).Contains(InheritanceAttribute.InheritedReadOnly)))
{
((IExtenderProviderService)this).AddExtenderProvider((IExtenderProvider)designer);
}
if (designer == this.rootDesigner)
{
this.documentWindow.SetDesigner(this.rootDesigner);
}
}
}
private void Initialize(ArrayList dragComponents, IDesignerHost host)
{
Control c = null;
if ((dragComponents != null) && (dragComponents.Count > 0))
{
c = dragComponents[0] as Control;
}
Control rootComponent = host.RootComponent as Control;
Rectangle clipBounds = new Rectangle(0, 0, rootComponent.ClientRectangle.Width, rootComponent.ClientRectangle.Height);
clipBounds.Inflate(-1, -1);
if (c != null)
{
this.dragOffset = this.behaviorService.ControlToAdornerWindow(c);
}
else
{
this.dragOffset = this.behaviorService.MapAdornerWindowPoint(rootComponent.Handle, Point.Empty);
if ((rootComponent.Parent != null) && rootComponent.Parent.IsMirrored)
{
this.dragOffset.Offset(-rootComponent.Width, 0);
}
}
if (c != null)
{
ControlDesigner controlDesigner = host.GetDesigner(c) as ControlDesigner;
bool flag = false;
if (controlDesigner == null)
{
controlDesigner = TypeDescriptor.CreateDesigner(c, typeof(IDesigner)) as ControlDesigner;
if (controlDesigner != null)
{
controlDesigner.ForceVisible = false;
controlDesigner.Initialize(c);
flag = true;
}
}
this.AddSnapLines(controlDesigner, this.targetHorizontalSnapLines, this.targetVerticalSnapLines, true, c != null);
if (flag)
{
controlDesigner.Dispose();
}
}
foreach (IComponent component in host.Container.Components)
{
if (this.AddChildCompSnaplines(component, dragComponents, clipBounds, c))
{
ControlDesigner designer = host.GetDesigner(component) as ControlDesigner;
if (designer != null)
{
if (this.AddControlSnaplinesWhenResizing(designer, component as Control, c))
{
this.AddSnapLines(designer, this.horizontalSnapLines, this.verticalSnapLines, false, c != null);
}
int num = designer.NumberOfInternalControlDesigners();
for (int i = 0; i < num; i++)
{
ControlDesigner designer3 = designer.InternalControlDesigner(i);
if (((designer3 != null) && this.AddChildCompSnaplines(designer3.Component, dragComponents, clipBounds, c)) && this.AddControlSnaplinesWhenResizing(designer3, designer3.Component as Control, c))
{
this.AddSnapLines(designer3, this.horizontalSnapLines, this.verticalSnapLines, false, c != null);
}
}
}
}
}
this.verticalDistances = new int[this.verticalSnapLines.Count];
this.horizontalDistances = new int[this.horizontalSnapLines.Count];
}
public void Add(System.ComponentModel.IComponent component, string name)
{
IDesigner designer = null;
DesignSite site = null;
// Check we're not trying to add a null component
if (component == null)
{
throw new ArgumentNullException("Cannot add a null component to the container.");
}
// Remove this component from its existing container, if applicable
if (component.Site != null && component.Site.Container != this)
{
component.Site.Container.Remove(component);
}
// Make sure we have a name for the component
if (name == null)
{
INameCreationService nameService = (INameCreationService)GetService(typeof(INameCreationService));
name = nameService.CreateName(this, component.GetType());
}
// Make sure there isn't already a component with this name in the container
if (ContainsName(name))
{
throw new ArgumentException("A component with this name already exists in the container.");
}
// Give the new component a site
site = new DesignSite(this, name);
site.SetComponent(component);
component.Site = site;
// Let everyone know there's a component being added
if (ComponentAdding != null)
{
ComponentAdding(this, new ComponentEventArgs(component));
}
// Get the designer for this component
if (components.Count == 0)
{
// This is the first component being added and therefore must offer a root designer
designer = TypeDescriptor.CreateDesigner(component, typeof(IRootDesigner));
rootComponent = component;
}
else
{
designer = TypeDescriptor.CreateDesigner(component, typeof(IDesigner));
}
// If we got a designer, initialize it
if (designer != null)
{
designer.Initialize(component);
designers[component] = designer;
}
else
{
// This should never happen
component.Site = null;
throw new InvalidOperationException("Failed to get designer for this component.");
}
// Add to our list of extenderproviders if necessary
if (component is IExtenderProvider)
{
IExtenderProviderService e = (IExtenderProviderService)GetService(typeof(IExtenderProviderService));
e.AddExtenderProvider((IExtenderProvider)component);
}
// Finally we're able to add the component
components.Add(component.Site.Name, component);
if (ComponentAdded != null)
{
ComponentAdded(this, new ComponentEventArgs(component));
}
}
public void Add(IComponent component, string name)
{
// we have to have a component
if (component == null)
{
throw new ArgumentException("component");
}
// if we dont have a name, create one
if (name == null || name.Trim().Length == 0)
{
// we need the naming service
INameCreationService nameCreationService = GetService(typeof(INameCreationService)) as INameCreationService;
if (nameCreationService == null)
{
throw new Exception("Failed to get INameCreationService.");
}
name = nameCreationService.CreateName(this, component.GetType());
}
// if we own the component and the name has changed
// we just rename the component
if (component.Site != null && component.Site.Container == this &&
name != null && string.Compare(name, component.Site.Name, true) != 0)
{
// name validation and component changing/changed events
// are fired in the Site.Name property so we don't have
// to do it here...
component.Site.Name = name;
// bail out
return;
}
// create a site for the component
ISite site = new SiteImpl(component, name, this);
// create component-site association
component.Site = site;
// the container-component association was established when
// we created the site through site.host.
// we need to fire adding/added events. create a component event args
// for the component we are adding.
ComponentEventArgs evtArgs = new ComponentEventArgs(component);
// fire off adding event
if (ComponentAdding != null)
{
try
{
ComponentAdding(this, evtArgs);
}
catch {}
}
// if this is the root component
IDesigner designer = null;
if (rootComponent == null)
{
// set the root component
rootComponent = component;
// create the root designer
designer = (IRootDesigner)TypeDescriptor.CreateDesigner(component, typeof(IRootDesigner));
}
else
{
designer = TypeDescriptor.CreateDesigner(component, typeof(IDesigner));
}
if (designer != null)
{
// add the designer to the list
designers.Add(component, designer);
// initialize the designer
designer.Initialize(component);
}
// add to container component list
sites.Add(site.Name, site);
// now fire off added event
if (ComponentAdded != null)
{
try
{
ComponentAdded(this, evtArgs);
}
catch {}
}
}
