private void RefreshUIState()
{
//Update the cursor
WorkflowView parentView = ParentView;
if (!CanContinueZooming)
{
parentView.Cursor = ZoomingMessageFilter.ZoomDisabledCursor;
}
else if (this.currentState == ZoomState.In)
{
parentView.Cursor = ZoomingMessageFilter.ZoomInCursor;
}
else
{
parentView.Cursor = ZoomingMessageFilter.ZoomOutCursor;
}
//Update the fast zoom
if (this.fastZoomingMessageFilter == null && CanContinueZooming && this.currentState == ZoomState.In)
{
this.fastZoomingMessageFilter = new DragRectangleMessageFilter();
this.fastZoomingMessageFilter.DragComplete += new EventHandler(OnZoomRectComplete);
parentView.AddDesignerMessageFilter(this.fastZoomingMessageFilter);
}
else if (this.fastZoomingMessageFilter != null && (!CanContinueZooming || this.currentState != ZoomState.In))
{
this.fastZoomingMessageFilter.DragComplete -= new EventHandler(OnZoomRectComplete);
parentView.RemoveDesignerMessageFilter(this.fastZoomingMessageFilter);
this.fastZoomingMessageFilter = null;
}
//Update the menu
IMenuCommandService menuCommandService = GetService(typeof(IMenuCommandService)) as IMenuCommandService;
if (menuCommandService != null)
{
foreach (CommandID affectedCommand in CommandSet.NavigationToolCommandIds)
{
MenuCommand menuCommand = menuCommandService.FindCommand(affectedCommand);
if (menuCommand != null && menuCommand.Enabled)
{
menuCommand.Checked = (menuCommand.CommandID == ((this.initialState == ZoomState.In) ? WorkflowMenuCommands.ZoomIn : WorkflowMenuCommands.ZoomOut));
}
}
}
}
private void RefreshUIState()
{
WorkflowView parentView = base.ParentView;
if (!this.CanContinueZooming)
{
parentView.Cursor = ZoomDisabledCursor;
}
else if (this.currentState == ZoomState.In)
{
parentView.Cursor = ZoomInCursor;
}
else
{
parentView.Cursor = ZoomOutCursor;
}
if (((this.fastZoomingMessageFilter == null) && this.CanContinueZooming) && (this.currentState == ZoomState.In))
{
this.fastZoomingMessageFilter = new DragRectangleMessageFilter();
this.fastZoomingMessageFilter.DragComplete += new EventHandler(this.OnZoomRectComplete);
parentView.AddDesignerMessageFilter(this.fastZoomingMessageFilter);
}
else if ((this.fastZoomingMessageFilter != null) && (!this.CanContinueZooming || (this.currentState != ZoomState.In)))
{
this.fastZoomingMessageFilter.DragComplete -= new EventHandler(this.OnZoomRectComplete);
parentView.RemoveDesignerMessageFilter(this.fastZoomingMessageFilter);
this.fastZoomingMessageFilter = null;
}
IMenuCommandService service = base.GetService(typeof(IMenuCommandService)) as IMenuCommandService;
if (service != null)
{
foreach (CommandID did in CommandSet.NavigationToolCommandIds)
{
MenuCommand command = service.FindCommand(did);
if ((command != null) && command.Enabled)
{
command.Checked = command.CommandID == ((this.initialState == ZoomState.In) ? WorkflowMenuCommands.ZoomIn : WorkflowMenuCommands.ZoomOut);
}
}
}
}
public void Highlight(List <ActivityDesigner> highlightedDesigners)
{
if (highlightedDesigners == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("hightlightedDesigners");
}
glyphProviderService = this.GetService(typeof(IDesignerGlyphProviderService)) as IDesignerGlyphProviderService;
workflowView = GetService(typeof(WorkflowView)) as WorkflowView;
RemoveCurrentHighlight();
IDesignerHost designerHost = this.GetService(typeof(IDesignerHost)) as IDesignerHost;
DesignerHighlighterMesageFilter messageFilter = new DesignerHighlighterMesageFilter();
highlightProvider = new HighlightGlyphProvider(designerHost.GetDesigner(designerHost.RootComponent) as ActivityDesigner, highlightedDesigners);
glyphProviderService.AddGlyphProvider(highlightProvider);
highlightProvider.MessageFilter = messageFilter;
messageFilter.MouseDown += new EventHandler <System.Windows.Forms.MouseEventArgs>(messageFilter_MouseDown);
messageFilter.KeyDown += new EventHandler <System.Windows.Forms.KeyEventArgs>(messageFilter_KeyDown);
workflowView.AddDesignerMessageFilter(messageFilter);
workflowView.FitToScreenSize();
}
