private void OnComponentChanging (object sender, ComponentChangingEventArgs args)
{
if (_currentUnit == null)
_currentUnit = CreateUndoUnit ("Modify " + ((IComponent)args.Component).Site.Name +
(args.Member != null ? "." + args.Member.Name : ""),
true);
_currentUnit.ComponentChanging (args);
}
private static bool ChangeEventsSymmetric(ComponentChangingEventArgs changing, ComponentChangedEventArgs changed)
{
if ((changing == null) || (changed == null))
{
return(false);
}
return((changing.Component == changed.Component) && (changing.Member == changed.Member));
}
public virtual void ComponentChanging (ComponentChangingEventArgs e)
{
if (_closed)
return;
// Console.WriteLine ("New Action: ComponentChangeAction (" + ((IComponent)e.Component).Site.Name + ")");
ComponentChangeAction action = new ComponentChangeAction ();
action.SetOriginalState (_engine, (IComponent) e.Component, e.Member);
_actions.Add (action);
}
public virtual void ComponentChanging(ComponentChangingEventArgs e)
{
if ((this._ignoreAddingList == null) || !this._ignoreAddingList.Contains(e.Component))
{
if (this._changeEvents == null)
{
this._changeEvents = new ArrayList();
}
if ((this._engine != null) && (this._engine.GetName(e.Component, false) != null))
{
IComponent component = e.Component as IComponent;
bool flag = false;
for (int i = 0; i < this._changeEvents.Count; i++)
{
ChangeUndoEvent event2 = (ChangeUndoEvent)this._changeEvents[i];
if ((event2.OpenComponent == e.Component) && event2.ContainsChange(e.Member))
{
flag = true;
break;
}
}
if (!flag || (((e.Member != null) && (e.Member.Attributes != null)) && e.Member.Attributes.Contains(DesignerSerializationVisibilityAttribute.Content)))
{
ChangeUndoEvent event3 = null;
bool serializeBeforeState = true;
if ((this._ignoreAddedList != null) && this._ignoreAddedList.Contains(e.Component))
{
serializeBeforeState = false;
}
if ((component != null) && (component.Site != null))
{
event3 = new ChangeUndoEvent(this._engine, e, serializeBeforeState);
}
else if (e.Component != null)
{
IReferenceService service = this.GetService(typeof(IReferenceService)) as IReferenceService;
if (service != null)
{
IComponent component2 = service.GetComponent(e.Component);
if (component2 != null)
{
event3 = new ChangeUndoEvent(this._engine, new ComponentChangingEventArgs(component2, null), serializeBeforeState);
}
}
}
if (event3 != null)
{
this.AddEvent(event3);
this._changeEvents.Add(event3);
}
}
}
}
}
private void OnComponentChanging(object sender, ComponentChangingEventArgs e)
{
if ((this._enabled && (this._executingUnit == null)) && (this._unitStack.Count == 0))
{
string str;
if ((e.Member != null) && (e.Component != null))
{
str = System.Design.SR.GetString("UndoEngineComponentChange2", new object[] { this.GetName(e.Component, true), e.Member.Name });
}
else if (e.Component != null)
{
str = System.Design.SR.GetString("UndoEngineComponentChange1", new object[] { this.GetName(e.Component, true) });
}
else
{
str = System.Design.SR.GetString("UndoEngineComponentChange0");
}
this._unitStack.Push(this.CreateUndoUnit(str, true));
}
foreach (UndoUnit unit in this._unitStack)
{
unit.ComponentChanging(e);
}
}
void IComponentChangeService.OnComponentChanging(object component, MemberDescriptor member)
{
if (!this._loading)
{
ComponentChangingEventArgs e = new ComponentChangingEventArgs(component, member);
this.OnComponentChanging(e);
}
}
public virtual void OnComponentChanging(object sender, ComponentChangingEventArgs ce)
{
}
void DebugDesignerComponentChanging(object sender, ComponentChangingEventArgs e)
{
System.Diagnostics.Trace.WriteLine("ComponentChanging");
}
protected virtual void OnComponentChanging(ComponentChangingEventArgs e)
{
ComponentChangingEventHandler handler = (ComponentChangingEventHandler) this.Events[ComponentChangingEvent];
if (handler != null)
{
handler(this, e);
}
}
private void OnComponentChanging (object sender,ComponentChangingEventArgs e)
{
// System.Console.WriteLine("changing");
// System.Console.WriteLine("{0}",this.baseLine.ClientRectangle);
}
private void OnComponentChanging (object sender, ComponentChangingEventArgs args)
{
if (_currentUnit == null)
_currentUnit = CreateUndoUnit ("Modify " + ((IComponent)args.Component).Site.Name +
(args.Member != null ? "." + args.Member.Name : ""),
true);
_currentUnit.ComponentChanging (args);
}
private void OnComponentChanging(object source, ComponentChangingEventArgs ce)
{
if (this.cache != null)
{
if (ce.Component != null)
{
this.RemoveEntry(ce.Component);
if (!(ce.Component is IComponent) && (this.serManager != null))
{
IReferenceService service = this.serManager.GetService(typeof(IReferenceService)) as IReferenceService;
if (service != null)
{
IComponent component = service.GetComponent(ce.Component);
if (component != null)
{
this.RemoveEntry(component);
}
else
{
this.cache.Clear();
}
}
}
}
else
{
this.cache.Clear();
}
}
}
public virtual void OnComponentChanging (object sender, ComponentChangingEventArgs ce)
{
throw new NotImplementedException ();
}
void IComponentChangeService.OnComponentChanging(object component, MemberDescriptor member)
{
if (this.Loading)
{
if (member.Name == "Size")
{
string _DEBUG_ = member.Name;
}
}
else if (this.ComponentChanging != null)
{
ComponentChangingEventArgs ce = new ComponentChangingEventArgs(component, member);
this.ComponentChanging(this, ce);
}
}
private void changeService_ComponentChanging(object sender, ComponentChangingEventArgs e)
{
AssociatedFile.GiveUnsavedData();
_propertyContainer.SelectedObjects = new object[] { e.Component };
}
void OnComponentChanging(object sender, ComponentChangingEventArgs ce)
{
System.Console.WriteLine("RootDesigner:OnComponentChanging");
// Host.CreateTransaction();
}
private void OnComponentChanging(object sender, ComponentChangingEventArgs e)
{
Control component = e.Component as Control;
if (((component != null) && (component.Parent == base.Component)) && ((e.Member != null) && this.DoesPropertyAffectPosition(e.Member)))
{
PropertyDescriptor member = TypeDescriptor.GetProperties(base.Component)["Controls"];
this.compSvc.OnComponentChanging(base.Component, member);
}
}
private void OnComponentChanging(object sender, ComponentChangingEventArgs e)
{
if (!this.ignoreChangingEvents && (sender != this._context.Instance))
{
this.ignoreChangingEvents = true;
this._context.OnComponentChanging();
}
}
private void OnComponentChanging(object sender, ComponentChangingEventArgs e)
{
if ((this._enabled && (this._executingUnit == null)) && (this._unitStack.Count == 0))
{
string str;
if ((e.Member != null) && (e.Component != null))
{
str = System.Design.SR.GetString("UndoEngineComponentChange2", new object[] { this.GetName(e.Component, true), e.Member.Name });
}
else if (e.Component != null)
{
str = System.Design.SR.GetString("UndoEngineComponentChange1", new object[] { this.GetName(e.Component, true) });
}
else
{
str = System.Design.SR.GetString("UndoEngineComponentChange0");
}
this._unitStack.Push(this.CreateUndoUnit(str, true));
}
foreach (UndoUnit unit in this._unitStack)
{
unit.ComponentChanging(e);
}
}
private static bool ChangeEventsSymmetric(ComponentChangingEventArgs changing, ComponentChangedEventArgs changed)
{
if ((changing == null) || (changed == null))
{
return false;
}
return ((changing.Component == changed.Component) && (changing.Member == changed.Member));
}
public void OnComponentChanging(object component, MemberDescriptor member)
{
if (ComponentChanging != null)
{
ComponentChangingEventArgs ce = new ComponentChangingEventArgs(component, member);
try
{
ComponentChanging(this, ce);
}
catch{}
}
}
public virtual void ComponentChanging(ComponentChangingEventArgs e)
{
if ((this._ignoreAddingList == null) || !this._ignoreAddingList.Contains(e.Component))
{
if (this._changeEvents == null)
{
this._changeEvents = new ArrayList();
}
if ((this._engine != null) && (this._engine.GetName(e.Component, false) != null))
{
IComponent component = e.Component as IComponent;
bool flag = false;
for (int i = 0; i < this._changeEvents.Count; i++)
{
ChangeUndoEvent event2 = (ChangeUndoEvent) this._changeEvents[i];
if ((event2.OpenComponent == e.Component) && event2.ContainsChange(e.Member))
{
flag = true;
break;
}
}
if (!flag || (((e.Member != null) && (e.Member.Attributes != null)) && e.Member.Attributes.Contains(DesignerSerializationVisibilityAttribute.Content)))
{
ChangeUndoEvent event3 = null;
bool serializeBeforeState = true;
if ((this._ignoreAddedList != null) && this._ignoreAddedList.Contains(e.Component))
{
serializeBeforeState = false;
}
if ((component != null) && (component.Site != null))
{
event3 = new ChangeUndoEvent(this._engine, e, serializeBeforeState);
}
else if (e.Component != null)
{
IReferenceService service = this.GetService(typeof(IReferenceService)) as IReferenceService;
if (service != null)
{
IComponent component2 = service.GetComponent(e.Component);
if (component2 != null)
{
event3 = new ChangeUndoEvent(this._engine, new ComponentChangingEventArgs(component2, null), serializeBeforeState);
}
}
}
if (event3 != null)
{
this.AddEvent(event3);
this._changeEvents.Add(event3);
}
}
}
}
}
private void OnComponentChanging(object sender, ComponentChangingEventArgs ce)
{
// System.Console.WriteLine("RootDesigner:OnComponentChanging");
}
/// This is called when a property is about to change. Before the
/// property descriptor commits the property it will call this
/// method. This method should throw an exception if the property
/// cannot be changed. This is not intended to validate the values
/// of a particular property. Instead, it is intended to be a global
/// way of preventing a component from changing. For example, if
/// a designer file is checked into source code control, this would
/// typically throw an exception if the user refused to check out
/// the file.
void IComponentChangeService.OnComponentChanging(object component, MemberDescriptor member) {
// If we're loading then eat changes. This just slows us down.
if (Loading) {
if (member.Name == "Size")
{
string _DEBUG_ = member.Name;
}
return;
}
if (ComponentChanging != null) {
ComponentChangingEventArgs ce = new ComponentChangingEventArgs(component, member);
ComponentChanging(this, ce);
}
}
/// <summary>
/// Extends BeginInvoke so that when a state object is not needed, null does not need to be passed.
/// <example>
/// componentchangingeventhandler.BeginInvoke(sender, e, callback);
/// </example>
/// </summary>
public static IAsyncResult BeginInvoke(this ComponentChangingEventHandler componentchangingeventhandler, Object sender, ComponentChangingEventArgs e, AsyncCallback callback)
{
if(componentchangingeventhandler == null) throw new ArgumentNullException("componentchangingeventhandler");
return componentchangingeventhandler.BeginInvoke(sender, e, callback, null);
}
private void OnComponentChanging (object sender, ComponentChangingEventArgs args)
{
if (!_loading && _loaded)
OnModifying ();
}
public virtual void ComponentChanging (ComponentChangingEventArgs e)
{
if (_closed)
return;
// Console.WriteLine ("New Action: ComponentChangeAction (" + ((IComponent)e.Component).Site.Name + ")");
ComponentChangeAction action = new ComponentChangeAction ();
action.SetOriginalState (_engine, (IComponent) e.Component, e.Member);
_actions.Add (action);
}
private void OnComponentChanging(object sender, ComponentChangingEventArgs e)
{
if (this._state[StateEnableComponentEvents] && !this.LoaderHost.Loading)
{
this.OnModifying();
}
}
