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Bug 931571, part 8 - Turn ConvertToISupports, ConvertToInterface and ConvertToArray to methods. r=froydnj

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This commit is contained in:
Andrew McCreight 2015-07-23 12:28:30 -07:00
parent 51fedecbfb
commit 000a18bbde
3 changed files with 30 additions and 35 deletions
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8
js/xpconnect/src/XPCVariant.cpp
View File

@ -774,20 +774,20 @@ NS_IMETHODIMP XPCVariant::GetAsWString(char16_t** _retval)
/* nsISupports getAsISupports (); */
NS_IMETHODIMP XPCVariant::GetAsISupports(nsISupports** _retval)
{
return nsVariant::ConvertToISupports(mData, _retval);
return mData.ConvertToISupports(_retval);
}
/* void getAsInterface (out nsIIDPtr iid, [iid_is (iid), retval] out nsQIResult iface); */
NS_IMETHODIMP XPCVariant::GetAsInterface(nsIID * *iid, void * *iface)
NS_IMETHODIMP XPCVariant::GetAsInterface(nsIID** iid, void** iface)
{
return nsVariant::ConvertToInterface(mData, iid, iface);
return mData.ConvertToInterface(iid, iface);
}
/* [notxpcom] nsresult getAsArray (out uint16_t type, out nsIID iid, out uint32_t count, out voidPtr ptr); */
NS_IMETHODIMP_(nsresult) XPCVariant::GetAsArray(uint16_t* type, nsIID* iid, uint32_t* count, void * *ptr)
{
return nsVariant::ConvertToArray(mData, type, iid, count, ptr);
return mData.ConvertToArray(type, iid, count, ptr);
}
/* void getAsStringWithSize (out uint32_t size, [size_is (size), retval] out string str); */

44
xpcom/ds/nsVariant.cpp
View File

@ -1129,15 +1129,14 @@ nsDiscriminatedUnion::ConvertToWStringWithSize(uint32_t* aSize, char16_t** aStr)
return *aStr ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
/* static */ nsresult
nsVariant::ConvertToISupports(const nsDiscriminatedUnion& aData,
nsISupports** aResult)
nsresult
nsDiscriminatedUnion::ConvertToISupports(nsISupports** aResult) const
{
switch (aData.mType) {
switch (mType) {
case nsIDataType::VTYPE_INTERFACE:
case nsIDataType::VTYPE_INTERFACE_IS:
if (aData.u.iface.mInterfaceValue) {
return aData.u.iface.mInterfaceValue->
if (u.iface.mInterfaceValue) {
return u.iface.mInterfaceValue->
QueryInterface(NS_GET_IID(nsISupports), (void**)aResult);
} else {
*aResult = nullptr;
@ -1148,18 +1147,18 @@ nsVariant::ConvertToISupports(const nsDiscriminatedUnion& aData,
}
}
/* static */ nsresult
nsVariant::ConvertToInterface(const nsDiscriminatedUnion& aData, nsIID** aIID,
void** aInterface)
nsresult
nsDiscriminatedUnion::ConvertToInterface(nsIID** aIID,
void** aInterface) const
{
const nsIID* piid;
switch (aData.mType) {
switch (mType) {
case nsIDataType::VTYPE_INTERFACE:
piid = &NS_GET_IID(nsISupports);
break;
case nsIDataType::VTYPE_INTERFACE_IS:
piid = &aData.u.iface.mInterfaceID;
piid = &u.iface.mInterfaceID;
break;
default:
return NS_ERROR_CANNOT_CONVERT_DATA;
@ -1170,26 +1169,25 @@ nsVariant::ConvertToInterface(const nsDiscriminatedUnion& aData, nsIID** aIID,
return NS_ERROR_OUT_OF_MEMORY;
}
if (aData.u.iface.mInterfaceValue) {
return aData.u.iface.mInterfaceValue->QueryInterface(*piid,
aInterface);
if (u.iface.mInterfaceValue) {
return u.iface.mInterfaceValue->QueryInterface(*piid, aInterface);
}
*aInterface = nullptr;
return NS_OK;
}
/* static */ nsresult
nsVariant::ConvertToArray(const nsDiscriminatedUnion& aData, uint16_t* aType,
nsIID* aIID, uint32_t* aCount, void** aPtr)
nsresult
nsDiscriminatedUnion::ConvertToArray(uint16_t* aType, nsIID* aIID,
uint32_t* aCount, void** aPtr) const
{
// XXX perhaps we'd like to add support for converting each of the various
// types into an array containing one element of that type. We can leverage
// CloneArray to do this if we want to support this.
if (aData.mType == nsIDataType::VTYPE_ARRAY) {
return CloneArray(aData.u.array.mArrayType, &aData.u.array.mArrayInterfaceID,
aData.u.array.mArrayCount, aData.u.array.mArrayValue,
if (mType == nsIDataType::VTYPE_ARRAY) {
return CloneArray(u.array.mArrayType, &u.array.mArrayInterfaceID,
u.array.mArrayCount, u.array.mArrayValue,
aType, aIID, aCount, aPtr);
}
return NS_ERROR_CANNOT_CONVERT_DATA;
@ -1879,7 +1877,7 @@ nsVariant::GetAsWString(char16_t** aResult)
NS_IMETHODIMP
nsVariant::GetAsISupports(nsISupports** aResult)
{
return nsVariant::ConvertToISupports(mData, aResult);
return mData.ConvertToISupports(aResult);
}
/* jsval getAsJSVal() */
@ -1894,7 +1892,7 @@ nsVariant::GetAsJSVal(JS::MutableHandleValue)
NS_IMETHODIMP
nsVariant::GetAsInterface(nsIID** aIID, void** aInterface)
{
return nsVariant::ConvertToInterface(mData, aIID, aInterface);
return mData.ConvertToInterface(aIID, aInterface);
}
/* [notxpcom] nsresult getAsArray (out uint16_t type, out nsIID iid, out uint32_t count, out voidPtr ptr); */
@ -1902,7 +1900,7 @@ NS_IMETHODIMP_(nsresult)
nsVariant::GetAsArray(uint16_t* aType, nsIID* aIID,
uint32_t* aCount, void** aPtr)
{
return nsVariant::ConvertToArray(mData, aType, aIID, aCount, aPtr);
return mData.ConvertToArray(aType, aIID, aCount, aPtr);
}
/* void getAsStringWithSize (out uint32_t size, [size_is (size), retval] out string str); */

13
xpcom/ds/nsVariant.h
View File

@ -59,6 +59,11 @@ public:
nsresult ConvertToStringWithSize(uint32_t* aSize, char** aStr) const;
nsresult ConvertToWStringWithSize(uint32_t* aSize, char16_t** aStr) const;
nsresult ConvertToISupports(nsISupports** aResult) const;
nsresult ConvertToInterface(nsIID** aIID, void** aInterface) const;
nsresult ConvertToArray(uint16_t* aType, nsIID* aIID,
uint32_t* aCount, void** aPtr) const;
private:
nsresult ToManageableNumber(nsDiscriminatedUnion* aOutData) const;
void FreeArray();
@ -134,14 +139,6 @@ public:
nsVariant();
static nsresult ConvertToISupports(const nsDiscriminatedUnion& aData,
nsISupports** aResult);
static nsresult ConvertToInterface(const nsDiscriminatedUnion& aData,
nsIID** aIID, void** aInterface);
static nsresult ConvertToArray(const nsDiscriminatedUnion& aData,
uint16_t* aType, nsIID* aIID,
uint32_t* aCount, void** aPtr);
static nsresult SetFromVariant(nsDiscriminatedUnion* aData,
nsIVariant* aValue);