private void Initialize()
{
// Initialise service container and designer host
serviceContainer = new ServiceContainer();
serviceContainer.AddService(typeof(INameCreationService), new NameCreationService());
serviceContainer.AddService(typeof(IUIService), new UIService(this));
host = new DesignerHost(serviceContainer);
// Add toolbox service
serviceContainer.AddService(typeof(IToolboxService), lstToolbox);
lstToolbox.designPanel = pnlViewHost;
PopulateToolbox(lstToolbox);
// Add menu command service
menuService = new MenuCommandService();
serviceContainer.AddService(typeof(IMenuCommandService), menuService);
// Start the designer host off with a Form to design
form = (Form)host.CreateComponent(typeof(Form));
form.TopLevel = false;
form.Text = "Form1";
// Get the root designer for the form and add its design view to this form
rootDesigner = (IRootDesigner)host.GetDesigner(form);
view = (Control)rootDesigner.GetView(ViewTechnology.Default);//.WindowsForms);
view.Dock = DockStyle.Fill;
pnlViewHost.Controls.Add(view);
// Subscribe to the selectionchanged event and activate the designer
ISelectionService s = (ISelectionService)serviceContainer.GetService(typeof(ISelectionService));
s.SelectionChanged += new EventHandler(OnSelectionChanged);
host.Activate();
}
public void SetDesigner(IRootDesigner document)
{
if (this.designerView != null)
{
base.Controls.Clear();
this.designerView.Dispose();
this.designerView = null;
}
if (document != null)
{
ViewTechnology[] technologies = document.SupportedTechnologies;
bool supportedTechnology = false;
foreach (ViewTechnology tech in technologies)
{
if (tech == ViewTechnology.WindowsForms)
{
{
this.designerView = (Control)document.GetView(ViewTechnology.WindowsForms);
this.designerView.Dock = DockStyle.Fill;
base.Controls.Add(this.designerView);
supportedTechnology = true;
}
}
if (supportedTechnology)
{
break;
}
}
if (!supportedTechnology)
{
throw new Exception("Unsupported Technology " + this.designerHost.RootComponent.GetType().FullName);
}
}
}
private void GetView()
{
IRootDesigner rd = (IRootDesigner)host.GetDesigner(host.RootComponent);
this.view = (RootDesignerView)rd.GetView(ViewTechnology.Passthrough);
view.BeginLoad();
System.Diagnostics.Trace.WriteLine("Document created.");
}
public void LoadWorkflow(string xoml, string ruleSetXml)
{
SuspendLayout();
DesignSurface designSurface = new DesignSurface();
WorkflowLoader loader = new WorkflowLoader();
loader.RuleSetXml = ruleSetXml;
loader.Xoml = xoml;
designSurface.BeginLoad(loader);
IDesignerHost designerHost = designSurface.GetService(typeof(IDesignerHost)) as IDesignerHost;
if (designerHost != null && designerHost.RootComponent != null)
{
IRootDesigner rootDesigner = designerHost.GetDesigner(designerHost.RootComponent) as IRootDesigner;
if (rootDesigner != null)
{
UnloadWorkflow();
this.designSurface = designSurface;
this.loader = loader;
this.workflowView = rootDesigner.GetView(ViewTechnology.Default) as WorkflowView;
this.workflowViewSplitter.Panel2.Controls.Add(this.workflowView);
this.workflowView.Dock = DockStyle.Fill;
this.workflowView.TabIndex = 1;
this.workflowView.TabStop = true;
this.workflowView.HScrollBar.TabStop = false;
this.workflowView.VScrollBar.TabStop = false;
this.workflowView.Focus();
this.propertyGrid.Site = designerHost.RootComponent.Site;
ISelectionService selectionService = GetService(typeof(ISelectionService)) as ISelectionService;
if (selectionService != null)
{
selectionService.SelectionChanged += new EventHandler(OnSelectionChanged);
}
}
}
ResumeLayout(true);
//Add the code compile unit for the xaml file
TypeProvider typeProvider = (TypeProvider)GetService(typeof(ITypeProvider));
this.loader.XamlCodeCompileUnit = new CodeCompileUnit();
this.loader.XamlCodeCompileUnit.Namespaces.Add(Helpers.GenerateCodeFromXomlDocument(Helpers.GetRootActivity(xoml), this, ref this.nameSpace, ref this.typeName));
typeProvider.AddCodeCompileUnit(this.loader.XamlCodeCompileUnit);
this.loader.CodeBesideCCU = new CodeCompileUnit();
this.loader.CodeBesideCCU.Namespaces.Add(Helpers.GenerateCodeBeside(Helpers.GetRootActivity(xoml), this));
typeProvider.AddCodeCompileUnit(this.loader.CodeBesideCCU);
}
/// Establishes the given designer as the main top level designer for the document.
public void SetDesigner(IRootDesigner document)
{
if (designerView != null)
{
Controls.Clear();
designerView.Dispose();
designerView = null;
}
if (document != null)
{
// Demand create the designer holder, if it doesn't already exist.
ViewTechnology[] technologies = document.SupportedTechnologies;
bool supportedTechnology = false;
// Search for supported technologies that we know how to design.
// In our case, we only know how to design WindowsForms.
//
foreach (ViewTechnology tech in technologies)
{
switch (tech)
{
case ViewTechnology.WindowsForms:
{
designerView = (Control)document.GetView(ViewTechnology.WindowsForms);
designerView.Dock = DockStyle.Fill;
Controls.Add(designerView);
supportedTechnology = true;
break;
}
}
// Stop looping if we found one
//
if (supportedTechnology)
{
break;
}
}
// If we didn't find a supported technology, report it.
//
if (!supportedTechnology)
{
throw new Exception("Unsupported Technology " + designerHost.RootComponent.GetType().FullName);
}
}
}
//Expand or collapse all composite activities
static public byte[] GetWorkflowImageBinary(Activity workflowDefinition, Dictionary <string, ActivityStatusInfo> activityStatusList)
{
AutoResetEvent waitHandle = new AutoResetEvent(false);
byte[] results = null;
Thread thread = new Thread(delegate()
{
Loader loader = new Loader();
WorkflowDesignSurface surface = new WorkflowDesignSurface(new MemberCreationService());
IDesignerHost host = (IDesignerHost)surface.GetService(typeof(IDesignerHost));
if (host == null)
{
waitHandle.Set();
return;
}
loader.WorkflowDefinition = workflowDefinition;
surface.BeginLoad(loader);
if (activityStatusList != null)
{
IDesignerGlyphProviderService glyphService = surface.GetService(typeof(IDesignerGlyphProviderService)) as IDesignerGlyphProviderService;
WorkflowMonitorDesignerGlyphProvider glyphProvider = new WorkflowMonitorDesignerGlyphProvider(activityStatusList);
glyphService.AddGlyphProvider(glyphProvider);
}
((IDesignerLoaderHost)host).EndLoad(host.RootComponent.Site.Name, true, null);
IDesignerHost designerHost = surface.GetService(typeof(IDesignerHost)) as IDesignerHost;
if (designerHost != null && designerHost.RootComponent != null)
{
IRootDesigner rootDesigner = designerHost.GetDesigner(designerHost.RootComponent) as IRootDesigner;
if (rootDesigner != null)
{
MemoryStream ms = new MemoryStream();
WorkflowView workflowView = rootDesigner.GetView(ViewTechnology.Default) as WorkflowView;
workflowView.SaveWorkflowImage(ms, ImageFormat.Png);
results = ms.GetBuffer();
}
}
waitHandle.Set();
});
thread.IsBackground = true;
thread.SetApartmentState(ApartmentState.STA);
thread.Start();
waitHandle.WaitOne();
return(results);
}
public void Initialise()
{
DispatchService.AssertGuiThread();
System.Diagnostics.Trace.WriteLine("Loading document into DesignerHost");
designerHost.LoadDocument();
System.Diagnostics.Trace.WriteLine("Loaded document into DesignerHost");
designerHost.Activate();
System.Diagnostics.Trace.WriteLine("DesignerHost activated; getting designer view");
IRootDesigner rootDesigner = (IRootDesigner)designerHost.GetDesigner(designerHost.RootComponent);
designerView = (RootDesignerView)rootDesigner.GetView(ViewTechnology.Default);
// designerView.Realized += delegate {
// System.Diagnostics.Trace.WriteLine ("Designer view realized");
// };
designerView.Realized += new EventHandler(designerHost.RootDesignerView_Realized);
}
private bool SendKeyDownCommand(Keys key)
{
IDesignerHost service = this.serviceProvider.GetService(typeof(IDesignerHost)) as IDesignerHost;
if (service != null)
{
IRootDesigner designer = ActivityDesigner.GetDesigner(service.RootComponent as Activity);
if (designer != null)
{
WorkflowView view = designer.GetView(ViewTechnology.Default) as WorkflowView;
if (view != null)
{
KeyEventArgs e = new KeyEventArgs(key);
view.OnCommandKey(e);
return(e.Handled);
}
}
}
return(false);
}
public void Initialise(string document, string fileName)
{
DispatchService.AssertGuiThread();
System.Diagnostics.Trace.WriteLine("Loading document into DesignerHost");
if (document != null)
{
host.Load(document, fileName);
}
else
{
host.NewFile();
}
System.Diagnostics.Trace.WriteLine("Loaded document into DesignerHost");
host.Activate();
System.Diagnostics.Trace.WriteLine("DesignerHost activated; getting designer view");
IRootDesigner rootDesigner = (IRootDesigner)host.GetDesigner(host.RootComponent);
designerView = (RootDesignerView)rootDesigner.GetView(ViewTechnology.Passthrough);
designerView.Realized += delegate { System.Diagnostics.Trace.WriteLine("Designer view realized"); };
}
private void LoadWorkflow()
{
SuspendLayout();
DesignSurface designSurface = new DesignSurface();
WorkflowLoader loader = new WorkflowLoader();
loader.WorkflowType = workflowTypeValue;
loader.Xaml = xamlValue;
designSurface.BeginLoad(loader);
IDesignerHost designerHost = designSurface.GetService(typeof(IDesignerHost)) as IDesignerHost;
if (designerHost != null && designerHost.RootComponent != null)
{
IRootDesigner rootDesigner = designerHost.GetDesigner(designerHost.RootComponent) as IRootDesigner;
if (rootDesigner != null)
{
UnloadWorkflow();
this.designSurface = designSurface;
this.loader = loader;
this.workflowView = rootDesigner.GetView(ViewTechnology.Default) as WorkflowView;
this.panel1.Controls.Add(this.workflowView);
this.workflowView.Dock = DockStyle.Fill;
this.workflowView.TabIndex = 1;
this.workflowView.TabStop = true;
this.workflowView.HScrollBar.TabStop = false;
this.workflowView.VScrollBar.TabStop = false;
this.workflowView.Focus();
this.workflowView.FitToScreenSize();
}
}
ResumeLayout(true);
}
private void GenerateControls()
{
try
{
form = (Form)host.CreateComponent(typeof(Form), null);
form.Controls.Clear();
form.TopLevel = false;
form.Text = "Design view";
DataTable dtControlsList = DBEngine.execReturnDataTable("FormLayout_ControlList", "@FormName", this.Name);
if (dtControlsList != null && dtControlsList.Rows.Count > 0)
{
foreach (DataRow dr in dtControlsList.Rows)
{
if (dr["ControlName"] != DBNull.Value && !dr["ControlName"].ToString().Trim().Equals(string.Empty) && !dr["ControlName"].ToString().Equals(this.Name))
{
Control ctr = (Control)host.CreateComponent(dr["SystemType"].ToString(), dr["ControlName"].ToString());
ctr.Location = new Point((int)dr["LocationX"], (int)dr["LocationY"]);
ctr.Text = HPA.Common.UIMessage.Get_Message(ctr.Name);
ctr.Size = new Size((int)dr["Width"], (int)dr["Height"]);
ctr.Visible = Convert.ToBoolean(dr["Visible"]);
ctr.Enabled = Convert.ToBoolean(dr["Enabled"]);
if (dr[CommonConst.TabIndex] != DBNull.Value)
{
ctr.TabIndex = Convert.ToInt32(dr[CommonConst.TabIndex]);
}
// set font style
if (dr["FontName"] != DBNull.Value)
{
HPA.Common.LayOutControlHelper.SetFontStyle(ref ctr, dr);
}
if (dr[CommonConst.ForeColor] != DBNull.Value)
{
HPA.Common.LayOutControlHelper.SetForeColor(ref ctr, dr);
}
if (ctr is PictureBox)
{
((PictureBox)ctr).Image = CImageUtility.byteArrayToImage((byte[])dr["Image"]);
}
form.Controls.Add(ctr);
}
else if (dr["ControlName"].ToString().Equals(this.Name) || (dr["SystemType"].ToString().Equals("System.Windows.Forms.SplitterPanel,System.Windows.Forms") && dr["ControlName"].ToString().Trim().Equals(string.Empty)))
{
form.Size = new Size((int)dr["Width"], (int)dr["Height"]);
form.Name = dr["FormName"].ToString();
}
}
foreach (DataRow dr in dtControlsList.Rows)
{
if (dr["ParentControl"] == DBNull.Value)
{
continue;
}
string PrentCtrName = dr["ParentControl"].ToString();
if (PrentCtrName.Trim().Equals(string.Empty))
{
PrentCtrName = form.Name;
}
if (!PrentCtrName.Equals(form.Name) && !dr["ControlName"].ToString().Trim().Equals(string.Empty))
{
if (form.Controls.Find(PrentCtrName, true).Length > 0 && form.Controls.Find(dr["ControlName"].ToString(), true).Length > 0)
{
form.Controls.Find(PrentCtrName, true)[0].Controls.Add(form.Controls.Find(dr["ControlName"].ToString(), true)[0]);
}
}
}
}
IRootDesigner rootDesigner = (IRootDesigner)host.GetDesigner(form);
Control designView = (Control)rootDesigner.GetView(ViewTechnology.Default);
designView.Dock = DockStyle.Fill;
designSurfacePanel.Controls.Add(designView);
}
catch (Exception ex)
{
HPA.Common.Helper.LogError(ex, this.Text, "GenerateControls");
}
}
/// Establishes the given designer as the main top level designer for the document.
public void SetDesigner(IRootDesigner document) {
if (designerView != null) {
Controls.Clear();
designerView.Dispose();
designerView = null;
}
if (document != null) {
// Demand create the designer holder, if it doesn't already exist.
ViewTechnology[] technologies = document.SupportedTechnologies;
bool supportedTechnology = false;
// Search for supported technologies that we know how to design.
// In our case, we only know how to design WindowsForms.
//
foreach(ViewTechnology tech in technologies) {
switch(tech) {
case ViewTechnology.WindowsForms: {
designerView = (Control)document.GetView(ViewTechnology.WindowsForms);
designerView.Dock = DockStyle.Fill;
Controls.Add(designerView);
supportedTechnology = true;
break;
}
}
// Stop looping if we found one
//
if (supportedTechnology) {
break;
}
}
// If we didn't find a supported technology, report it.
//
if (!supportedTechnology) {
throw new Exception("Unsupported Technology " + designerHost.RootComponent.GetType().FullName);
}
}
}
/// <summary>
/// Finish the process of loading an existing
/// or new workflow
/// </summary>
/// <returns></returns>
private Boolean CommonWorkflowLoading()
{
Boolean result = false;
//tell the designer to begin loading
_designSurface.BeginLoad(_wfLoader);
//retrieve the designer host
IDesignerHost designer
= _designSurface.GetService(typeof(IDesignerHost))
as IDesignerHost;
if (designer == null || designer.RootComponent == null)
{
return(false);
}
IRootDesigner rootDesigner
= designer.GetDesigner(designer.RootComponent)
as IRootDesigner;
if (rootDesigner != null)
{
SuspendLayout();
//get the default workflow view from the designer
_workflowView = rootDesigner.GetView(
ViewTechnology.Default)
as WorkflowView;
//add the workflow view to a panel for display
splitContainer1.Panel2.Controls.Add(_workflowView);
_workflowView.Dock = DockStyle.Fill;
_workflowView.Focus();
//link the propertyGrid with the designer
propertyGrid1.Site = designer.RootComponent.Site;
//setup the toolbar for the workflow using the one
//constructed by the workflow loader
IToolboxService toolboxService = designer.GetService(
typeof(IToolboxService)) as IToolboxService;
if (toolboxService != null)
{
if (toolboxService is Control)
{
//add the toolbox control to a panel
_toolboxControl = (Control)toolboxService;
splitContainer2.Panel1.Controls.Add(
_toolboxControl);
}
}
//get the ISelectionService from the workflow view
//and add a handler for the SelectionChanged event
ISelectionService selectionService
= ((IServiceProvider)_workflowView).GetService(
typeof(ISelectionService)) as ISelectionService;
if (selectionService != null)
{
selectionService.SelectionChanged += new EventHandler(
selectionService_SelectionChanged);
}
ResumeLayout();
result = true;
}
return(result);
}
public void SetDesigner(IRootDesigner document)
{
if (this.designerView != null)
{
base.Controls.Clear();
this.designerView.Dispose();
this.designerView = null;
}
if (document != null)
{
ViewTechnology[] technologies = document.SupportedTechnologies;
bool supportedTechnology = false;
foreach (ViewTechnology tech in technologies)
{
if(tech==ViewTechnology.WindowsForms)
{
{
this.designerView = (Control) document.GetView(ViewTechnology.WindowsForms);
this.designerView.Dock = DockStyle.Fill;
base.Controls.Add(this.designerView);
supportedTechnology = true;
}
}
if (supportedTechnology)
{
break;
}
}
if (!supportedTechnology)
{
throw new Exception("Unsupported Technology " + this.designerHost.RootComponent.GetType().FullName);
}
}
}
static void Main()
{
#if TRACE
System.Diagnostics.TextWriterTraceListener listener
= new System.Diagnostics.TextWriterTraceListener(System.Console.Out);
System.Diagnostics.Trace.Listeners.Add(listener);
#endif
Application.Init();
#region Packing and layout
Window window = new Window("AspNetEdit Host Sample");
window.SetDefaultSize(1000, 700);
window.DeleteEvent += new DeleteEventHandler(window_DeleteEvent);
VBox outerBox = new VBox();
window.Add(outerBox);
HPaned leftBox = new HPaned();
outerBox.PackEnd(leftBox, true, true, 0);
HPaned rightBox = new HPaned();
leftBox.Add2(rightBox);
geckoFrame = new Frame();
geckoFrame.Shadow = ShadowType.In;
rightBox.Pack1(geckoFrame, true, false);
#endregion
#region Toolbar
// * Save/Open
Toolbar buttons = new Toolbar();
outerBox.PackStart(buttons, false, false, 0);
ToolButton saveButton = new ToolButton(Stock.Save);
buttons.Add(saveButton);
saveButton.Clicked += new EventHandler(saveButton_Clicked);
ToolButton openButton = new ToolButton(Stock.Open);
buttons.Add(openButton);
openButton.Clicked += new EventHandler(openButton_Clicked);
buttons.Add(new SeparatorToolItem());
// * Clipboard
ToolButton undoButton = new ToolButton(Stock.Undo);
buttons.Add(undoButton);
undoButton.Clicked += new EventHandler(undoButton_Clicked);
ToolButton redoButton = new ToolButton(Stock.Redo);
buttons.Add(redoButton);
redoButton.Clicked += new EventHandler(redoButton_Clicked);
ToolButton cutButton = new ToolButton(Stock.Cut);
buttons.Add(cutButton);
cutButton.Clicked += new EventHandler(cutButton_Clicked);
ToolButton copyButton = new ToolButton(Stock.Copy);
buttons.Add(copyButton);
copyButton.Clicked += new EventHandler(copyButton_Clicked);
ToolButton pasteButton = new ToolButton(Stock.Paste);
buttons.Add(pasteButton);
pasteButton.Clicked += new EventHandler(pasteButton_Clicked);
buttons.Add(new SeparatorToolItem());
// * Text style
ToolButton boldButton = new ToolButton(Stock.Bold);
buttons.Add(boldButton);
boldButton.Clicked += new EventHandler(boldButton_Clicked);
ToolButton italicButton = new ToolButton(Stock.Italic);
buttons.Add(italicButton);
italicButton.Clicked += new EventHandler(italicButton_Clicked);
ToolButton underlineButton = new ToolButton(Stock.Underline);
buttons.Add(underlineButton);
underlineButton.Clicked += new EventHandler(underlineButton_Clicked);
ToolButton indentButton = new ToolButton(Stock.Indent);
buttons.Add(indentButton);
indentButton.Clicked += new EventHandler(indentButton_Clicked);
ToolButton unindentButton = new ToolButton(Stock.Unindent);
buttons.Add(unindentButton);
unindentButton.Clicked += new EventHandler(unindentButton_Clicked);
buttons.Add(new SeparatorToolItem());
// * Toolbox
ToolButton toolboxAddButton = new ToolButton(Stock.Add);
buttons.Add(toolboxAddButton);
toolboxAddButton.Clicked += new EventHandler(toolboxAddButton_Clicked);
#endregion
#region Designer services and host
//set up the services
ServiceContainer services = new ServiceContainer();
services.AddService(typeof(INameCreationService), new NameCreationService());
services.AddService(typeof(ISelectionService), new SelectionService());
services.AddService(typeof(IEventBindingService), new EventBindingService(window));
services.AddService(typeof(ITypeResolutionService), new TypeResolutionService());
ExtenderListService extListServ = new AspNetEdit.Editor.ComponentModel.ExtenderListService();
services.AddService(typeof(IExtenderListService), extListServ);
services.AddService(typeof(IExtenderProviderService), extListServ);
services.AddService(typeof(ITypeDescriptorFilterService), new TypeDescriptorFilterService());
toolboxService = new ToolboxService();
services.AddService(typeof(IToolboxService), toolboxService);
//create our host
host = new DesignerHost(services);
host.NewFile();
host.Activate();
#endregion
#region Designer UI and panels
IRootDesigner rootDesigner = (IRootDesigner)host.GetDesigner(host.RootComponent);
RootDesignerView designerView = (RootDesignerView)rootDesigner.GetView(ViewTechnology.Passthrough);
geckoFrame.Add(designerView);
PropertyGrid p = new PropertyGrid(services);
p.WidthRequest = 200;
rightBox.Pack2(p, false, false);
Toolbox toolbox = new Toolbox(services);
leftBox.Pack1(toolbox, false, false);
toolboxService.PopulateFromAssembly(System.Reflection.Assembly.GetAssembly(typeof(System.Web.UI.Control)));
toolboxService.AddToolboxItem(new TextToolboxItem("<table><tr><td></td><td></td></tr><tr><td></td><td></td></tr></table>", "Table"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<div style=\"width: 100px; height: 100px;\"></div>", "Div"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<hr />", "Horizontal Rule"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<select><option></option></select>", "Select"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<img src=\"\" />", "Image"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<textarea cols=\"20\" rows=\"2\"></textarea>", "Textarea"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<input type=\"hidden\" />", "Input [Hidden]"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<input type=\"radio\" />", "Input [Radio]"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<input type=\"checkbox\" />", "Input [Checkbox]"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<input type=\"password\" />", "Input [Password]"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<input type=\"file\" />", "Input [File]"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<input type=\"text\" />", "Input [Text]"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<input type=\"submit\" value=\"submit\" />", "Input [Submit]"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<input type=\"reset\" value=\"reset\" />", "Input [Reset]"), "Html");
toolboxService.AddToolboxItem(new TextToolboxItem("<input type=\"button\" value=\"button\" />", "Input [Button]"), "Html");
toolbox.Refresh();
#endregion
window.ShowAll();
Application.Run();
}
/// <summary>
/// Establishes the given designer as the main top level designer for the document.
/// </summary>
/// <param name='document'>
/// The designer to make top-level.
/// </param>
public void SetDesigner(IRootDesigner document)
{
ISelectionService ss = SelectionService;
if (designerView != null)
{
if (ss != null)
{
ss.SelectionChanged -= new EventHandler(this.OnSelectionChanged);
}
Controls.Remove(designerView);
designerView = null;
}
docObject = null;
if (document != null)
{
if (ss != null)
{
ss.SelectionChanged += new EventHandler(this.OnSelectionChanged);
}
// If we got a designer, then clear our error list.
if (errorList != null)
{
errorList.Clear();
}
// Demand create the designer holder, if it doesn't already exist.
ViewTechnology[] technologies = document.SupportedTechnologies;
bool supportedTechnology = false;
foreach (ViewTechnology tech in technologies)
{
switch (tech)
{
case ViewTechnology.WindowsForms: {
designerView = (Control)document.GetView(ViewTechnology.WindowsForms);
designerView.Dock = DockStyle.Fill;
Controls.Add(designerView);
supportedTechnology = true;
break;
}
case ViewTechnology.Passthrough: {
docObject = document.GetView(ViewTechnology.Passthrough);
supportedTechnology = true;
break;
}
}
// Stop looping if we found one
//
if (supportedTechnology)
{
break;
}
}
// If we didn't find a supported technology, report it.
//
if (!supportedTechnology)
{
throw new Exception(SR.GetString(SR.CODEMANUnsupportedTechnology, designerHost.RootComponent.GetType().FullName));
}
}
}