mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-13 18:27:35 +00:00
Added some new code that's not in use yet
This commit is contained in:
troy%netscape.com
parent
c64ecde1b8
commit
bc981fba0d
@ -221,18 +221,43 @@ public:
|
||||
NS_IMETHOD CaptureFrameState(nsIFrame* aFrame, nsILayoutHistoryState* aState);
|
||||
NS_IMETHOD RestoreFrameState(nsIFrame* aFrame, nsILayoutHistoryState* aState);
|
||||
|
||||
// Gets and sets properties on a given frame
|
||||
NS_IMETHOD GetFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName,
|
||||
void** aPropertyValue);
|
||||
NS_IMETHOD SetFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName,
|
||||
void* aPropertyValue,
|
||||
FMPropertyDtorFunc aPropDtorFunc);
|
||||
NS_IMETHOD RemoveFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName);
|
||||
|
||||
#ifdef NS_DEBUG
|
||||
NS_IMETHOD DebugVerifyStyleTree(nsIFrame* aFrame);
|
||||
#endif
|
||||
|
||||
private:
|
||||
struct PropertyList {
|
||||
nsCOMPtr<nsIAtom> mName; // property name
|
||||
nsDST* mFrameValueMap; // map of frame/value pairs
|
||||
FMPropertyDtorFunc mDtorFunc; // property specific value dtor function
|
||||
PropertyList* mNext;
|
||||
|
||||
PropertyList(nsIAtom* aName, FMPropertyDtorFunc aDtorFunc);
|
||||
~PropertyList();
|
||||
|
||||
// Removes the property associated with the given frame, and destroys
|
||||
// the property value
|
||||
void RemovePropertyForFrame(nsIFrame* aFrame);
|
||||
};
|
||||
|
||||
nsIPresShell* mPresShell; // weak link, because the pres shell owns us
|
||||
nsIStyleSet* mStyleSet; // weak link. pres shell holds a reference
|
||||
nsDST* mPrimaryFrameMap;
|
||||
FrameHashTable* mPlaceholderMap;
|
||||
UndisplayedMap* mUndisplayedMap;
|
||||
CantRenderReplacedElementEvent* mPostedEvents;
|
||||
|
||||
PropertyList* mPropertyList;
|
||||
|
||||
void ReResolveStyleContext(nsIPresContext& aPresContext,
|
||||
nsIFrame* aFrame,
|
||||
@ -247,6 +272,9 @@ private:
|
||||
void RevokePostedEvents();
|
||||
CantRenderReplacedElementEvent** FindPostedEventFor(nsIFrame* aFrame);
|
||||
void DequeuePostedEventFor(nsIFrame* aFrame);
|
||||
void DestroyPropertyList();
|
||||
PropertyList* GetPropertyListFor(nsIAtom* aPropertyName) const;
|
||||
void RemoveAllPropertiesFor(nsIFrame* aFrame);
|
||||
|
||||
friend struct CantRenderReplacedElementEvent;
|
||||
static void HandlePLEvent(CantRenderReplacedElementEvent* aEvent);
|
||||
@ -285,6 +313,7 @@ FrameManager::~FrameManager()
|
||||
delete mPrimaryFrameMap;
|
||||
delete mPlaceholderMap;
|
||||
delete mUndisplayedMap;
|
||||
DestroyPropertyList();
|
||||
}
|
||||
|
||||
nsresult
|
||||
@ -561,6 +590,9 @@ FrameManager::NotifyDestroyingFrame(nsIFrame* aFrame)
|
||||
{
|
||||
// Dequeue and destroy and posted events for this frame
|
||||
DequeuePostedEventFor(aFrame);
|
||||
|
||||
// Remove all properties associated with the frame
|
||||
RemoveAllPropertiesFor(aFrame);
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
@ -1469,6 +1501,101 @@ FrameHashTable::Dump(FILE* fp)
|
||||
}
|
||||
#endif
|
||||
|
||||
void
|
||||
FrameManager::DestroyPropertyList()
|
||||
{
|
||||
if (mPropertyList) {
|
||||
while (mPropertyList) {
|
||||
PropertyList* tmp = mPropertyList;
|
||||
|
||||
delete tmp;
|
||||
mPropertyList = mPropertyList->mNext;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
FrameManager::PropertyList*
|
||||
FrameManager::GetPropertyListFor(nsIAtom* aPropertyName) const
|
||||
{
|
||||
PropertyList* result;
|
||||
|
||||
for (result = mPropertyList; result; result = result->mNext) {
|
||||
if (result->mName.get() == aPropertyName) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
void
|
||||
FrameManager::RemoveAllPropertiesFor(nsIFrame* aFrame)
|
||||
{
|
||||
for (PropertyList* prop = mPropertyList; prop; prop = prop->mNext) {
|
||||
prop->RemovePropertyForFrame(aFrame);
|
||||
}
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
FrameManager::GetFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName,
|
||||
void** aPropertyValue)
|
||||
{
|
||||
NS_PRECONDITION(aPropertyName, "null property name atom");
|
||||
PropertyList* propertyList = GetPropertyListFor(aPropertyName);
|
||||
|
||||
if (propertyList) {
|
||||
*aPropertyValue = propertyList->mFrameValueMap->Search(aFrame);
|
||||
} else {
|
||||
*aPropertyValue = 0;
|
||||
}
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
FrameManager::SetFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName,
|
||||
void* aPropertyValue,
|
||||
FMPropertyDtorFunc aPropDtorFunc)
|
||||
{
|
||||
NS_PRECONDITION(aPropertyName, "null property name atom");
|
||||
PropertyList* propertyList = GetPropertyListFor(aPropertyName);
|
||||
|
||||
if (propertyList) {
|
||||
// Make sure the dtor function matches
|
||||
if (aPropDtorFunc != propertyList->mDtorFunc) {
|
||||
return NS_ERROR_INVALID_ARG;
|
||||
}
|
||||
|
||||
} else {
|
||||
propertyList = new PropertyList(aPropertyName, aPropDtorFunc);
|
||||
if (!propertyList) {
|
||||
return NS_ERROR_OUT_OF_MEMORY;
|
||||
}
|
||||
|
||||
propertyList->mNext = mPropertyList;
|
||||
mPropertyList = propertyList;
|
||||
}
|
||||
|
||||
propertyList->mFrameValueMap->Insert(aFrame, aPropertyValue);
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
FrameManager::RemoveFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName)
|
||||
{
|
||||
NS_PRECONDITION(aPropertyName, "null property name atom");
|
||||
PropertyList* propertyList = GetPropertyListFor(aPropertyName);
|
||||
|
||||
if (propertyList) {
|
||||
propertyList->RemovePropertyForFrame(aFrame);
|
||||
}
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
//----------------------------------------------------------------------
|
||||
|
||||
MOZ_DECL_CTOR_COUNTER(UndisplayedMap);
|
||||
@ -1620,3 +1747,49 @@ UndisplayedMap::Clear(void)
|
||||
mLastLookup = nsnull;
|
||||
PL_HashTableEnumerateEntries(mTable, RemoveUndisplayedEntry, 0);
|
||||
}
|
||||
|
||||
//----------------------------------------------------------------------
|
||||
|
||||
FrameManager::PropertyList::PropertyList(nsIAtom* aName,
|
||||
FMPropertyDtorFunc aDtorFunc)
|
||||
: mName(aName), mFrameValueMap(new nsDST), mDtorFunc(aDtorFunc), mNext(nsnull)
|
||||
{
|
||||
}
|
||||
|
||||
class DestroyPropertyValuesFunctor : public nsDSTNodeFunctor {
|
||||
public:
|
||||
DestroyPropertyValuesFunctor(nsIAtom* aPropertyName,
|
||||
FMPropertyDtorFunc aDtorFunc)
|
||||
: mPropertyName(aPropertyName), mDtorFunc(aDtorFunc) {}
|
||||
|
||||
virtual void operator () (void *aKey, void *aValue) {
|
||||
mDtorFunc((nsIFrame*)aKey, mPropertyName, aValue);
|
||||
}
|
||||
|
||||
nsIAtom* mPropertyName;
|
||||
FMPropertyDtorFunc mDtorFunc;
|
||||
};
|
||||
|
||||
FrameManager::PropertyList::~PropertyList()
|
||||
{
|
||||
if (mDtorFunc) {
|
||||
DestroyPropertyValuesFunctor functor(mName, mDtorFunc);
|
||||
|
||||
// Enumerate any remaining frame/value pairs and destroy the value object
|
||||
mFrameValueMap->Enumerate(functor);
|
||||
}
|
||||
|
||||
delete mFrameValueMap;
|
||||
}
|
||||
|
||||
void
|
||||
FrameManager::PropertyList::RemovePropertyForFrame(nsIFrame* aFrame)
|
||||
{
|
||||
void* value = mFrameValueMap->Remove(aFrame);
|
||||
|
||||
if (value && mDtorFunc) {
|
||||
// Destroy the property value
|
||||
mDtorFunc(aFrame, mName, value);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -35,6 +35,13 @@ class nsStyleChangeList;
|
||||
{ 0xa6cf9107, 0x15b3, 0x11d2, \
|
||||
{0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32} }
|
||||
|
||||
// Calback function used to destroy the value associated with a
|
||||
// given property. used by RemoveFrameProperty()
|
||||
typedef void
|
||||
(*FMPropertyDtorFunc)(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName,
|
||||
void* aPropertyValue);
|
||||
|
||||
/**
|
||||
* Frame manager interface. The frame manager serves two purposes:
|
||||
* <li>provides a serice for mapping from content to frame and from out-of-flow
|
||||
@ -126,6 +133,29 @@ public:
|
||||
NS_IMETHOD CaptureFrameState(nsIFrame* aFrame, nsILayoutHistoryState* aState) = 0;
|
||||
NS_IMETHOD RestoreFrameState(nsIFrame* aFrame, nsILayoutHistoryState* aState) = 0;
|
||||
|
||||
// Gets and sets properties on a given frame
|
||||
NS_IMETHOD GetFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName,
|
||||
void** aPropertyValue) = 0;
|
||||
|
||||
// Sets the property value. A frame may only have one property value
|
||||
// at a time for a given property name.
|
||||
// When setting a property you may specify the dtor function (can be
|
||||
// NULL) that will be used to destroy the property value. There can be
|
||||
// only one dtor function for a given property atom, and the set call
|
||||
// will fail with error NS_ERROR_INVALID_ARG if the dtor function does
|
||||
// not match the existing dtor function
|
||||
NS_IMETHOD SetFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName,
|
||||
void* aPropertyValue,
|
||||
FMPropertyDtorFunc aPropDtorFunc) = 0;
|
||||
|
||||
// Removes a property and destroys its property value by calling the dtor
|
||||
// function associated with the property name. When a frame is destroyed any
|
||||
// remaining properties are automatically removed
|
||||
NS_IMETHOD RemoveFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName) = 0;
|
||||
|
||||
#ifdef NS_DEBUG
|
||||
/**
|
||||
* DEBUG ONLY method to verify integrity of style tree versus frame tree
|
||||
|
||||
@ -221,18 +221,43 @@ public:
|
||||
NS_IMETHOD CaptureFrameState(nsIFrame* aFrame, nsILayoutHistoryState* aState);
|
||||
NS_IMETHOD RestoreFrameState(nsIFrame* aFrame, nsILayoutHistoryState* aState);
|
||||
|
||||
// Gets and sets properties on a given frame
|
||||
NS_IMETHOD GetFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName,
|
||||
void** aPropertyValue);
|
||||
NS_IMETHOD SetFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName,
|
||||
void* aPropertyValue,
|
||||
FMPropertyDtorFunc aPropDtorFunc);
|
||||
NS_IMETHOD RemoveFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName);
|
||||
|
||||
#ifdef NS_DEBUG
|
||||
NS_IMETHOD DebugVerifyStyleTree(nsIFrame* aFrame);
|
||||
#endif
|
||||
|
||||
private:
|
||||
struct PropertyList {
|
||||
nsCOMPtr<nsIAtom> mName; // property name
|
||||
nsDST* mFrameValueMap; // map of frame/value pairs
|
||||
FMPropertyDtorFunc mDtorFunc; // property specific value dtor function
|
||||
PropertyList* mNext;
|
||||
|
||||
PropertyList(nsIAtom* aName, FMPropertyDtorFunc aDtorFunc);
|
||||
~PropertyList();
|
||||
|
||||
// Removes the property associated with the given frame, and destroys
|
||||
// the property value
|
||||
void RemovePropertyForFrame(nsIFrame* aFrame);
|
||||
};
|
||||
|
||||
nsIPresShell* mPresShell; // weak link, because the pres shell owns us
|
||||
nsIStyleSet* mStyleSet; // weak link. pres shell holds a reference
|
||||
nsDST* mPrimaryFrameMap;
|
||||
FrameHashTable* mPlaceholderMap;
|
||||
UndisplayedMap* mUndisplayedMap;
|
||||
CantRenderReplacedElementEvent* mPostedEvents;
|
||||
|
||||
PropertyList* mPropertyList;
|
||||
|
||||
void ReResolveStyleContext(nsIPresContext& aPresContext,
|
||||
nsIFrame* aFrame,
|
||||
@ -247,6 +272,9 @@ private:
|
||||
void RevokePostedEvents();
|
||||
CantRenderReplacedElementEvent** FindPostedEventFor(nsIFrame* aFrame);
|
||||
void DequeuePostedEventFor(nsIFrame* aFrame);
|
||||
void DestroyPropertyList();
|
||||
PropertyList* GetPropertyListFor(nsIAtom* aPropertyName) const;
|
||||
void RemoveAllPropertiesFor(nsIFrame* aFrame);
|
||||
|
||||
friend struct CantRenderReplacedElementEvent;
|
||||
static void HandlePLEvent(CantRenderReplacedElementEvent* aEvent);
|
||||
@ -285,6 +313,7 @@ FrameManager::~FrameManager()
|
||||
delete mPrimaryFrameMap;
|
||||
delete mPlaceholderMap;
|
||||
delete mUndisplayedMap;
|
||||
DestroyPropertyList();
|
||||
}
|
||||
|
||||
nsresult
|
||||
@ -561,6 +590,9 @@ FrameManager::NotifyDestroyingFrame(nsIFrame* aFrame)
|
||||
{
|
||||
// Dequeue and destroy and posted events for this frame
|
||||
DequeuePostedEventFor(aFrame);
|
||||
|
||||
// Remove all properties associated with the frame
|
||||
RemoveAllPropertiesFor(aFrame);
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
@ -1469,6 +1501,101 @@ FrameHashTable::Dump(FILE* fp)
|
||||
}
|
||||
#endif
|
||||
|
||||
void
|
||||
FrameManager::DestroyPropertyList()
|
||||
{
|
||||
if (mPropertyList) {
|
||||
while (mPropertyList) {
|
||||
PropertyList* tmp = mPropertyList;
|
||||
|
||||
delete tmp;
|
||||
mPropertyList = mPropertyList->mNext;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
FrameManager::PropertyList*
|
||||
FrameManager::GetPropertyListFor(nsIAtom* aPropertyName) const
|
||||
{
|
||||
PropertyList* result;
|
||||
|
||||
for (result = mPropertyList; result; result = result->mNext) {
|
||||
if (result->mName.get() == aPropertyName) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
void
|
||||
FrameManager::RemoveAllPropertiesFor(nsIFrame* aFrame)
|
||||
{
|
||||
for (PropertyList* prop = mPropertyList; prop; prop = prop->mNext) {
|
||||
prop->RemovePropertyForFrame(aFrame);
|
||||
}
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
FrameManager::GetFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName,
|
||||
void** aPropertyValue)
|
||||
{
|
||||
NS_PRECONDITION(aPropertyName, "null property name atom");
|
||||
PropertyList* propertyList = GetPropertyListFor(aPropertyName);
|
||||
|
||||
if (propertyList) {
|
||||
*aPropertyValue = propertyList->mFrameValueMap->Search(aFrame);
|
||||
} else {
|
||||
*aPropertyValue = 0;
|
||||
}
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
FrameManager::SetFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName,
|
||||
void* aPropertyValue,
|
||||
FMPropertyDtorFunc aPropDtorFunc)
|
||||
{
|
||||
NS_PRECONDITION(aPropertyName, "null property name atom");
|
||||
PropertyList* propertyList = GetPropertyListFor(aPropertyName);
|
||||
|
||||
if (propertyList) {
|
||||
// Make sure the dtor function matches
|
||||
if (aPropDtorFunc != propertyList->mDtorFunc) {
|
||||
return NS_ERROR_INVALID_ARG;
|
||||
}
|
||||
|
||||
} else {
|
||||
propertyList = new PropertyList(aPropertyName, aPropDtorFunc);
|
||||
if (!propertyList) {
|
||||
return NS_ERROR_OUT_OF_MEMORY;
|
||||
}
|
||||
|
||||
propertyList->mNext = mPropertyList;
|
||||
mPropertyList = propertyList;
|
||||
}
|
||||
|
||||
propertyList->mFrameValueMap->Insert(aFrame, aPropertyValue);
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
FrameManager::RemoveFrameProperty(nsIFrame* aFrame,
|
||||
nsIAtom* aPropertyName)
|
||||
{
|
||||
NS_PRECONDITION(aPropertyName, "null property name atom");
|
||||
PropertyList* propertyList = GetPropertyListFor(aPropertyName);
|
||||
|
||||
if (propertyList) {
|
||||
propertyList->RemovePropertyForFrame(aFrame);
|
||||
}
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
//----------------------------------------------------------------------
|
||||
|
||||
MOZ_DECL_CTOR_COUNTER(UndisplayedMap);
|
||||
@ -1620,3 +1747,49 @@ UndisplayedMap::Clear(void)
|
||||
mLastLookup = nsnull;
|
||||
PL_HashTableEnumerateEntries(mTable, RemoveUndisplayedEntry, 0);
|
||||
}
|
||||
|
||||
//----------------------------------------------------------------------
|
||||
|
||||
FrameManager::PropertyList::PropertyList(nsIAtom* aName,
|
||||
FMPropertyDtorFunc aDtorFunc)
|
||||
: mName(aName), mFrameValueMap(new nsDST), mDtorFunc(aDtorFunc), mNext(nsnull)
|
||||
{
|
||||
}
|
||||
|
||||
class DestroyPropertyValuesFunctor : public nsDSTNodeFunctor {
|
||||
public:
|
||||
DestroyPropertyValuesFunctor(nsIAtom* aPropertyName,
|
||||
FMPropertyDtorFunc aDtorFunc)
|
||||
: mPropertyName(aPropertyName), mDtorFunc(aDtorFunc) {}
|
||||
|
||||
virtual void operator () (void *aKey, void *aValue) {
|
||||
mDtorFunc((nsIFrame*)aKey, mPropertyName, aValue);
|
||||
}
|
||||
|
||||
nsIAtom* mPropertyName;
|
||||
FMPropertyDtorFunc mDtorFunc;
|
||||
};
|
||||
|
||||
FrameManager::PropertyList::~PropertyList()
|
||||
{
|
||||
if (mDtorFunc) {
|
||||
DestroyPropertyValuesFunctor functor(mName, mDtorFunc);
|
||||
|
||||
// Enumerate any remaining frame/value pairs and destroy the value object
|
||||
mFrameValueMap->Enumerate(functor);
|
||||
}
|
||||
|
||||
delete mFrameValueMap;
|
||||
}
|
||||
|
||||
void
|
||||
FrameManager::PropertyList::RemovePropertyForFrame(nsIFrame* aFrame)
|
||||
{
|
||||
void* value = mFrameValueMap->Remove(aFrame);
|
||||
|
||||
if (value && mDtorFunc) {
|
||||
// Destroy the property value
|
||||
mDtorFunc(aFrame, mName, value);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user