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lightning-sunbird  0.9+nobinonly
Public Types | Public Member Functions | Protected Member Functions | Protected Attributes | Friends
nsSVGGenericStringValue Class Reference
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List of all members.

Public Types

enum  modificationType { mod_other = 0, mod_context, mod_die }

Public Member Functions

NS_DECL_ISUPPORTS NS_IMETHOD SetValueString (const nsAString &aValue)
NS_IMETHOD GetValueString (nsAString &aValue)
NS_IMETHOD AddObserver (nsISVGValueObserver *observer)
NS_IMETHOD RemoveObserver (nsISVGValueObserver *observer)
NS_IMETHOD BeginBatchUpdate ()
NS_IMETHOD EndBatchUpdate ()
typedef NS_STDCALL_FUNCPROTO (nsresult, SVGObserverNotifyFunction, nsISVGValueObserver, DidModifySVGObservable,(nsISVGValue *, nsISVGValue::modificationType))

Protected Member Functions

 nsSVGGenericStringValue (const nsAString &aValue)
virtual ~nsSVGGenericStringValue ()
void WillModify (modificationType aModType=mod_other)
void DidModify (modificationType aModType=mod_other)
void ReleaseObservers ()
void NotifyObservers (SVGObserverNotifyFunction f, modificationType aModType)
PRInt32 GetModifyNestCount ()

Protected Attributes

nsString mValue

Friends

nsresult NS_CreateSVGGenericStringValue (const nsAString &aValue, nsISVGValue **aResult)
class nsSVGValueAutoNotifier

Detailed Description

Definition at line 44 of file nsSVGGenericStringValue.cpp.


Member Enumeration Documentation

Enumerator:
mod_other 
mod_context 
mod_die 

Definition at line 68 of file nsISVGValue.h.


Constructor & Destructor Documentation

nsSVGGenericStringValue::nsSVGGenericStringValue ( const nsAString &  aValue) [protected]

Definition at line 79 of file nsSVGGenericStringValue.cpp.

{
  mValue = aValue;
}

Definition at line 84 of file nsSVGGenericStringValue.cpp.

{
}

Member Function Documentation

NS_IMETHODIMP nsSVGValue::AddObserver ( nsISVGValueObserver observer) [virtual, inherited]

Implements nsISVGValue.

Definition at line 97 of file nsSVGValue.cpp.

{
  nsIWeakReference* wr = NS_GetWeakReference(observer);
  if (!wr) return NS_ERROR_FAILURE;
  mObservers.AppendElement((void*)wr);
  return NS_OK;
}

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NS_IMETHODIMP nsSVGValue::BeginBatchUpdate ( ) [virtual, inherited]

Implements nsISVGValue.

Definition at line 119 of file nsSVGValue.cpp.

{
  WillModify();
  return NS_OK;
}

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void nsSVGValue::DidModify ( modificationType  aModType = mod_other) [protected, inherited]

Definition at line 86 of file nsSVGValue.cpp.

{
  NS_ASSERTION(mModifyNestCount>0, "unbalanced Will/DidModify calls");
  if (--mModifyNestCount == 0) {
    OnDidModify();
    NotifyObservers(&nsISVGValueObserver::DidModifySVGObservable, aModType);
  }
}

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NS_IMETHODIMP nsSVGValue::EndBatchUpdate ( ) [virtual, inherited]

Implements nsISVGValue.

Definition at line 126 of file nsSVGValue.cpp.

{
  DidModify();
  return NS_OK;
}

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PRInt32 nsSVGValue::GetModifyNestCount ( ) [inline, protected, inherited]

Definition at line 79 of file nsSVGValue.h.

{ return mModifyNestCount; }
NS_IMETHODIMP nsSVGGenericStringValue::GetValueString ( nsAString &  aValue) [virtual]

Implements nsISVGValue.

Definition at line 106 of file nsSVGGenericStringValue.cpp.

{
  aValue = mValue;
  return NS_OK;
}
void nsSVGValue::NotifyObservers ( SVGObserverNotifyFunction  f,
modificationType  aModType 
) [protected, inherited]

Definition at line 66 of file nsSVGValue.cpp.

{
  PRInt32 count = mObservers.Count();
  for (PRInt32 i = 0; i < count; ++i) {
    nsIWeakReference* wr = NS_STATIC_CAST(nsIWeakReference*,mObservers.ElementAt(i));
    nsCOMPtr<nsISVGValueObserver> observer = do_QueryReferent(wr);
    if (observer)
       (NS_STATIC_CAST(nsISVGValueObserver*,observer)->*f)(this, aModType);
  }
}

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typedef nsSVGValue::NS_STDCALL_FUNCPROTO ( nsresult  ,
SVGObserverNotifyFunction  ,
nsISVGValueObserver  ,
DidModifySVGObservable  ,
(nsISVGValue *, nsISVGValue::modificationType  
) [inherited]
void nsSVGValue::ReleaseObservers ( ) [protected, inherited]

Definition at line 53 of file nsSVGValue.cpp.

{
  PRInt32 count = mObservers.Count();
  PRInt32 i;
  for (i = 0; i < count; ++i) {
    nsIWeakReference* wr = NS_STATIC_CAST(nsIWeakReference*,mObservers.ElementAt(i));
    NS_RELEASE(wr);
  }
  while (i)
    mObservers.RemoveElementAt(--i);
}

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NS_IMETHODIMP nsSVGValue::RemoveObserver ( nsISVGValueObserver observer) [virtual, inherited]

Implements nsISVGValue.

Definition at line 106 of file nsSVGValue.cpp.

{
  nsCOMPtr<nsIWeakReference> wr = do_GetWeakReference(observer);
  if (!wr) return NS_ERROR_FAILURE;
  PRInt32 i = mObservers.IndexOf((void*)wr);
  if (i<0) return NS_ERROR_FAILURE;
  nsIWeakReference* wr2 = NS_STATIC_CAST(nsIWeakReference*,mObservers.ElementAt(i));
  NS_RELEASE(wr2);
  mObservers.RemoveElementAt(i);
  return NS_OK;
}

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NS_IMETHODIMP nsSVGGenericStringValue::SetValueString ( const nsAString &  aValue) [virtual]

Implements nsISVGValue.

Definition at line 97 of file nsSVGGenericStringValue.cpp.

{
  WillModify();
  mValue = aValue;
  DidModify();
  return NS_OK;
}
void nsSVGValue::WillModify ( modificationType  aModType = mod_other) [protected, inherited]

Definition at line 79 of file nsSVGValue.cpp.

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Friends And Related Function Documentation

nsresult NS_CreateSVGGenericStringValue ( const nsAString &  aValue,
nsISVGValue **  aResult 
) [friend]

Definition at line 66 of file nsSVGGenericStringValue.cpp.

{
  NS_PRECONDITION(aResult != nsnull, "null ptr");
  if (! aResult) return NS_ERROR_NULL_POINTER;
  
  *aResult = (nsISVGValue*) new nsSVGGenericStringValue(aValue);
  if(!*aResult) return NS_ERROR_OUT_OF_MEMORY;
  
  NS_ADDREF(*aResult);
  return NS_OK;
}
friend class nsSVGValueAutoNotifier [friend, inherited]

Definition at line 59 of file nsSVGValue.h.


Member Data Documentation

Definition at line 61 of file nsSVGGenericStringValue.cpp.


The documentation for this class was generated from the following file: