private void _switcher_SelectedSwitchPageChanged(object sender, EventArgs e)
{
ISelectionService service = (ISelectionService)this.GetService(typeof(ISelectionService));
if (service != null)
{
ICollection selectedComponents = service.GetSelectedComponents();
bool flag = false;
foreach (object selectedComponent in selectedComponents)
{
NuGenSwitchPage switchPageOfComponent = NuGenSwitcherDesigner.GetSwitchPageOfComponent(selectedComponent);
if (
switchPageOfComponent != null &&
switchPageOfComponent.Parent == _switcher &&
switchPageOfComponent == _switcher.SelectedSwitchPage
)
{
flag = true;
break;
}
}
if (!flag)
{
service.SetSelectedComponents(new object[] { base.Component });
}
}
}
/*
* GetSelectedSwitchPageDesigner
*/
/// <summary>
/// </summary>
/// <returns></returns>
protected NuGenSwitchPageDesigner GetSelectedSwitchPageDesigner()
{
NuGenSwitchPageDesigner switchPageDesigner = null;
NuGenSwitchPage selectedSwitchPage = _switcher.SelectedSwitchPage;
if (selectedSwitchPage != null)
{
IDesignerHost host = (IDesignerHost)this.GetService(typeof(IDesignerHost));
if (host != null)
{
switchPageDesigner = host.GetDesigner(selectedSwitchPage) as NuGenSwitchPageDesigner;
}
}
return(switchPageDesigner);
}
/// <summary>
/// </summary>
protected void CreateSwitchPage()
{
IDesignerHost host = (IDesignerHost)this.GetService(typeof(IDesignerHost));
Debug.Assert(host != null, "host != null");
if (host != null)
{
DesignerTransaction transaction = null;
try
{
try
{
transaction = host.CreateTransaction("NuGenSwitcher.AddSwitchPage");
}
catch (CheckoutException e)
{
if (e != CheckoutException.Canceled)
{
throw;
}
return;
}
NuGenSwitchPage switchPage = (NuGenSwitchPage)host.CreateComponent(typeof(NuGenSwitchPage));
_switcher.SwitchPages.Add(switchPage);
PropertyDescriptor textDescriptor = TypeDescriptor.GetProperties(switchPage)["Text"];
if (textDescriptor != null)
{
textDescriptor.SetValue(switchPage, ctrlProps.Resources.BlankText);
}
}
finally
{
if (transaction != null)
{
transaction.Commit();
}
}
}
}
private void _selectionService_SelectionChanged(object sender, EventArgs e)
{
ISelectionService service = (ISelectionService)this.GetService(typeof(ISelectionService));
if (service != null)
{
ICollection selectedComponents = service.GetSelectedComponents();
foreach (object selectedComponent in selectedComponents)
{
NuGenSwitchPage switchPageOfComponent = NuGenSwitcherDesigner.GetSwitchPageOfComponent(selectedComponent);
if (switchPageOfComponent != null && switchPageOfComponent.Parent == _switcher)
{
_switcher.SelectedSwitchPage = switchPageOfComponent;
break;
}
}
}
}
/// <summary>
/// </summary>
/// <exception cref="ArgumentNullException">
/// <para><paramref name="switchPageToDestroy"/> is <see langword="null"/>.</para>
/// </exception>
protected void DestroySwitchPage(NuGenSwitchPage switchPageToDestroy)
{
if (switchPageToDestroy == null)
{
throw new ArgumentNullException("switchPageToDestroy");
}
IDesignerHost host = (IDesignerHost)this.GetService(typeof(IDesignerHost));
if (host != null)
{
DesignerTransaction transaction = null;
try
{
try
{
transaction = host.CreateTransaction("NuGenSwitcher.RemoveSwitchPage");
}
catch (CheckoutException e)
{
if (e != CheckoutException.Canceled)
{
throw;
}
return;
}
_switcher.SwitchPages.Remove(switchPageToDestroy);
host.DestroyComponent(switchPageToDestroy);
}
finally
{
if (transaction != null)
{
transaction.Commit();
}
}
}
}
/// <summary>
/// </summary>
/// <exception cref="ArgumentNullException">
/// <para><paramref name="switchPageToDestroy"/> is <see langword="null"/>.</para>
/// </exception>
protected void DestroySwitchPage(NuGenSwitchPage switchPageToDestroy)
{
if (switchPageToDestroy == null)
{
throw new ArgumentNullException("switchPageToDestroy");
}
IDesignerHost host = (IDesignerHost)this.GetService(typeof(IDesignerHost));
if (host != null)
{
DesignerTransaction transaction = null;
try
{
try
{
transaction = host.CreateTransaction("NuGenSwitcher.RemoveSwitchPage");
}
catch (CheckoutException e)
{
if (e != CheckoutException.Canceled)
{
throw;
}
return;
}
_switcher.SwitchPages.Remove(switchPageToDestroy);
host.DestroyComponent(switchPageToDestroy);
}
finally
{
if (transaction != null)
{
transaction.Commit();
}
}
}
}
