private void OnMessageFilterChanged(object sender, EventArgs e)
{
if (this.activeFilter != null)
{
this.workflowView.RemoveDesignerMessageFilter(this.activeFilter);
this.activeFilter = null;
}
MenuCommand command = (MenuCommand)sender;
int iD = command.CommandID.ID;
if (WorkflowMenuCommands.ZoomIn.ID == iD)
{
this.activeFilter = new ZoomingMessageFilter(true);
}
else if (WorkflowMenuCommands.ZoomOut.ID == iD)
{
this.activeFilter = new ZoomingMessageFilter(false);
}
else if (WorkflowMenuCommands.Pan.ID == iD)
{
this.activeFilter = new PanningMessageFilter();
}
if (this.activeFilter != null)
{
this.workflowView.AddDesignerMessageFilter(this.activeFilter);
}
this.workflowView.Focus();
this.UpdatePanCommands(true);
}
private void OnComponentChanged(object sender, ComponentChangedEventArgs e)
{
if (this.activeFilter != null)
{
this.workflowView.RemoveDesignerMessageFilter(this.activeFilter);
this.activeFilter = null;
this.UpdatePanCommands(true);
}
}
public void Dispose()
{
IComponentChangeService service = this.serviceProvider.GetService(typeof(IComponentChangeService)) as IComponentChangeService;
if (service != null)
{
service.ComponentChanged -= new ComponentChangedEventHandler(this.OnComponentChanged);
}
if (this.activeFilter != null)
{
this.workflowView.RemoveDesignerMessageFilter(this.activeFilter);
this.activeFilter.Dispose();
this.activeFilter = null;
}
this.selectionService = null;
for (int i = 0; i < this.commandSet.Count; i++)
{
this.menuCommandService.RemoveCommand(this.commandSet[i]);
}
this.menuCommandService = null;
}
public void AddDesignerMessageFilter(WorkflowDesignerMessageFilter designerMessageFilter)
{
if (designerMessageFilter == null)
{
throw new ArgumentNullException("designerMessageFilter");
}
if (base.Capture)
{
base.Capture = false;
}
this.customMessageFilters.Insert(0, designerMessageFilter);
designerMessageFilter.SetParentView(this);
}
public void RemoveDesignerMessageFilter(WorkflowDesignerMessageFilter designerMessageFilter)
{
if (designerMessageFilter == null)
{
throw new ArgumentNullException("designerMessageFilter");
}
if (this.customMessageFilters.Contains(designerMessageFilter))
{
if (base.Capture)
{
base.Capture = false;
}
this.customMessageFilters.Remove(designerMessageFilter);
designerMessageFilter.Dispose();
}
}
private void OnMessageFilterChanged(object sender, EventArgs e)
{
if (this.activeFilter != null)
{
this.workflowView.RemoveDesignerMessageFilter(this.activeFilter);
this.activeFilter = null;
}
MenuCommand menuCommand = (MenuCommand)sender;
int commandId = menuCommand.CommandID.ID;
if (WorkflowMenuCommands.ZoomIn.ID == commandId)
this.activeFilter = new ZoomingMessageFilter(true);
else if (WorkflowMenuCommands.ZoomOut.ID == commandId)
this.activeFilter = new ZoomingMessageFilter(false);
else if (WorkflowMenuCommands.Pan.ID == commandId)
this.activeFilter = new PanningMessageFilter();
if (this.activeFilter != null)
this.workflowView.AddDesignerMessageFilter(this.activeFilter);
this.workflowView.Focus();
UpdatePanCommands(true);
}
private void OnComponentChanged(object sender, ComponentChangedEventArgs e)
{
if (this.activeFilter != null)
{
this.workflowView.RemoveDesignerMessageFilter(this.activeFilter);
this.activeFilter = null;
UpdatePanCommands(true);
}
}
public void Dispose()
{
IComponentChangeService changeService = this.serviceProvider.GetService(typeof(IComponentChangeService)) as IComponentChangeService;
if (changeService != null)
changeService.ComponentChanged -= new ComponentChangedEventHandler(OnComponentChanged);
if (this.activeFilter != null)
{
this.workflowView.RemoveDesignerMessageFilter(this.activeFilter);
this.activeFilter.Dispose();
this.activeFilter = null;
}
this.selectionService = null;
for (int i = 0; i < this.commandSet.Count; i++)
this.menuCommandService.RemoveCommand(this.commandSet[i]);
this.menuCommandService = null;
}
public void RemoveDesignerMessageFilter(WorkflowDesignerMessageFilter designerMessageFilter)
{
if (designerMessageFilter == null)
throw new ArgumentNullException("designerMessageFilter");
if (this.customMessageFilters.Contains(designerMessageFilter))
{
if (Capture)
Capture = false;
this.customMessageFilters.Remove(designerMessageFilter);
((IDisposable)designerMessageFilter).Dispose();
}
}
