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making the chrome registry work with dynamic overlays r=pavlov

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This commit is contained in:
hyatt%netscape.com 1999-10-27 02:21:05 +00:00
parent 2dc0208ac7
commit e092fcee6b
7 changed files with 287 additions and 50 deletions
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89
chrome/src/nsChromeRegistry.cpp
View File

@ -30,17 +30,13 @@
#include "nsRDFCID.h"
#include "nsIRDFResource.h"
#include "nsIRDFDataSource.h"
#include "nsIRDFContainer.h"
#include "nsHashtable.h"
#include "nsString.h"
#include "nsXPIDLString.h"
#include "nsISimpleEnumerator.h"
#include "nsNeckoUtil.h"
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
static NS_DEFINE_IID(kIRDFResourceIID, NS_IRDFRESOURCE_IID);
static NS_DEFINE_IID(kIRDFLiteralIID, NS_IRDFLITERAL_IID);
static NS_DEFINE_IID(kIRDFServiceIID, NS_IRDFSERVICE_IID);
static NS_DEFINE_IID(kIRDFDataSourceIID, NS_IRDFDATASOURCE_IID);
static NS_DEFINE_IID(kIRDFIntIID, NS_IRDFINT_IID);
static NS_DEFINE_CID(kRDFServiceCID, NS_RDFSERVICE_CID);
static NS_DEFINE_CID(kRDFXMLDataSourceCID, NS_RDFXMLDATASOURCE_CID);
@ -88,11 +84,50 @@ nsOverlayEnumerator::~nsOverlayEnumerator()
NS_IMETHODIMP nsOverlayEnumerator::HasMoreElements(PRBool *aIsTrue)
{
return NS_OK;
return mArcs->HasMoreElements(aIsTrue);
}
NS_IMETHODIMP nsOverlayEnumerator::GetNext(nsISupports **aResult)
{
nsresult rv;
*aResult = nsnull;
if (!mArcs)
return NS_ERROR_FAILURE;
nsCOMPtr<nsISupports> supports;
mArcs->GetNext(getter_AddRefs(supports));
nsCOMPtr<nsIRDFLiteral> value = do_QueryInterface(supports, &rv);
if (NS_FAILED(rv))
return NS_OK;
const PRUnichar* valueStr;
rv = value->GetValueConst(&valueStr);
if (NS_FAILED(rv))
return rv;
nsCOMPtr<nsIURL> url;
rv = nsComponentManager::CreateInstance("component://netscape/network/standard-url",
nsnull,
NS_GET_IID(nsIURL),
getter_AddRefs(url));
if (NS_FAILED(rv))
return NS_OK;
nsCAutoString str(valueStr);
url->SetSpec(str);
nsCOMPtr<nsISupports> sup;
sup = do_QueryInterface(url, &rv);
if (NS_FAILED(rv))
return NS_OK;
*aResult = sup;
NS_ADDREF(*aResult);
return NS_OK;
}
@ -160,7 +195,7 @@ nsChromeRegistry::nsChromeRegistry()
if (gRefCnt == 1) {
nsresult rv;
rv = nsServiceManager::GetService(kRDFServiceCID,
kIRDFServiceIID,
NS_GET_IID(nsIRDFService),
(nsISupports**)&gRDFService);
NS_ASSERTION(NS_SUCCEEDED(rv), "unable to get RDF service");
@ -425,20 +460,8 @@ NS_IMETHODIMP nsChromeRegistry::GetOverlays(nsIURI *aChromeURL, nsISimpleEnumera
// Construct the lookup string-
// which is basically chrome:// + package + provider
nsAutoString lookup("chrome://");
lookup += package; // no trailing slash here
NS_ASSERTION(*provider == '/', "No leading slash here!");
//definitely have a leading slash...
if (*provider != '/')
lookup += '/';
lookup += provider;
// end it on a slash if none is present
if (lookup.CharAt(lookup.Length()-1) != '/')
lookup += '/';
char *lookup;
aChromeURL->GetSpec(&lookup);
// Get the chromeResource from this lookup string
nsCOMPtr<nsIRDFResource> chromeResource;
@ -446,6 +469,8 @@ NS_IMETHODIMP nsChromeRegistry::GetOverlays(nsIURI *aChromeURL, nsISimpleEnumera
NS_ERROR("Unable to retrieve the resource corresponding to the chrome skin or content.");
return rv;
}
// XXX free this?
// nsAllocator::Free(lookup);
nsCAutoString overlayFile;
@ -465,8 +490,21 @@ NS_IMETHODIMP nsChromeRegistry::GetOverlays(nsIURI *aChromeURL, nsISimpleEnumera
dataSource = do_QueryInterface(supports);
if (dataSource)
{
nsCOMPtr<nsIRDFContainer> container;
nsresult rv = nsComponentManager::CreateInstance("component://netscape/rdf/container",
nsnull,
NS_GET_IID(nsIRDFContainer),
getter_AddRefs(container));
if (NS_FAILED(rv))
return NS_OK;
if (NS_FAILED(container->Init(dataSource, chromeResource)))
return NS_OK;
nsCOMPtr<nsISimpleEnumerator> arcs;
dataSource->ArcLabelsOut(chromeResource, getter_AddRefs(arcs));
if (NS_FAILED(container->GetElements(getter_AddRefs(arcs))))
return NS_OK;
*aResult = new nsOverlayEnumerator(arcs);
@ -475,6 +513,7 @@ NS_IMETHODIMP nsChromeRegistry::GetOverlays(nsIURI *aChromeURL, nsISimpleEnumera
}
nsAllocator::Free(lookup);
return NS_OK;
}
@ -595,13 +634,13 @@ nsChromeRegistry::GetChromeResource(nsIRDFDataSource *aDataSource,
nsCOMPtr<nsIRDFResource> resource;
nsCOMPtr<nsIRDFLiteral> literal;
if (NS_SUCCEEDED(rv = chromeBase->QueryInterface(kIRDFResourceIID,
if (NS_SUCCEEDED(rv = chromeBase->QueryInterface(NS_GET_IID(nsIRDFResource),
(void**) getter_AddRefs(resource)))) {
nsXPIDLCString uri;
resource->GetValue( getter_Copies(uri) );
aResult = uri;
}
else if (NS_SUCCEEDED(rv = chromeBase->QueryInterface(kIRDFLiteralIID,
else if (NS_SUCCEEDED(rv = chromeBase->QueryInterface(NS_GET_IID(nsIRDFLiteral),
(void**) getter_AddRefs(literal)))) {
nsXPIDLString s;
literal->GetValue( getter_Copies(s) );

63
content/xul/document/src/nsXULContentSink.cpp
View File

@ -40,6 +40,7 @@
#include "nsCOMPtr.h"
#include "nsForwardReference.h"
#include "nsIChromeRegistry.h"
#include "nsICSSLoader.h"
#include "nsICSSStyleSheet.h"
#include "nsIContent.h"
@ -116,6 +117,7 @@ static NS_DEFINE_CID(kXULContentUtilsCID, NS_XULCONTENTUTILS_CID);
static NS_DEFINE_CID(kXULDocumentInfoCID, NS_XULDOCUMENTINFO_CID);
static NS_DEFINE_CID(kXULKeyListenerCID, NS_XULKEYLISTENER_CID);
static NS_DEFINE_CID(kXULTemplateBuilderCID, NS_XULTEMPLATEBUILDER_CID);
static NS_DEFINE_CID(kChromeRegistryCID, NS_CHROMEREGISTRY_CID);
////////////////////////////////////////////////////////////////////////
@ -187,6 +189,7 @@ protected:
void PushNameSpacesFrom(const nsIParserNode& aNode);
void PopNameSpaces(void);
nsresult GetTopNameSpace(nsCOMPtr<nsINameSpace>* aNameSpace);
NS_IMETHOD GetChromeOverlays();
nsVoidArray mNameSpaceStack;
@ -299,6 +302,7 @@ protected:
// Overlays
nsCOMPtr<nsIDocument> mDocument; // [OWNER]
nsCOMPtr<nsIDocument> mActualDocument;
nsIParser* mParser; // [OWNER] We use regular pointer b/c of funky exports on nsIParser
PRInt32 mUnprocessedOverlayCount;
@ -882,6 +886,9 @@ XULContentSinkImpl::CloseContainer(const nsIParserNode& aNode)
// We're about to finish parsing. Now we want to kick off the processing
// of our child overlays.
GetChromeOverlays();
PRInt32 count;
if ((count = mOverlayArray.Count()) != 0) {
// Block the parser. It will only be unblocked after all
@ -1271,6 +1278,8 @@ XULContentSinkImpl::Init(nsIDocument* aDocument)
nsresult rv;
mActualDocument = aDocument;
// We could potentially be an overlay; if we are, then our
// nsIXULChildDocument interface will have a content sink set.
nsCOMPtr<nsIXULChildDocument> overlay = do_QueryInterface(aDocument);
@ -2498,6 +2507,60 @@ XULContentSinkImpl::UpdateOverlayCounters(PRInt32 aDelta)
return NS_OK;
}
NS_IMETHODIMP XULContentSinkImpl::GetChromeOverlays()
{
nsresult rv;
NS_WITH_SERVICE(nsIChromeRegistry, reg, kChromeRegistryCID, &rv);
if (NS_FAILED(rv))
return NS_ERROR_FAILURE;
nsCOMPtr<nsIXULDocument> xuldoc = do_QueryInterface(mActualDocument, &rv);
if (NS_FAILED(rv))
return NS_ERROR_FAILURE;
nsCOMPtr<nsIChannel> channel;
if (NS_FAILED(xuldoc->GetChannel(getter_AddRefs(channel))))
return NS_ERROR_FAILURE;
nsCOMPtr<nsIURI> uri;
if (NS_FAILED(channel->GetOriginalURI(getter_AddRefs(uri))))
return NS_ERROR_FAILURE;
nsCOMPtr<nsISimpleEnumerator> oe;
reg->GetOverlays(uri, getter_AddRefs(oe));
if (!oe)
return NS_OK;
PRBool moreElements;
oe->HasMoreElements(&moreElements);
while (moreElements)
{
nsCOMPtr<nsISupports> next;
oe->GetNext(getter_AddRefs(next));
if (!next)
return NS_OK;
nsCOMPtr<nsIURI> uri = do_QueryInterface(next);
if (!uri)
return NS_OK;
char *spec;
uri->GetSpec(&spec);
nsString *str = new nsString(spec);
mOverlayArray.AppendElement(str);
oe->HasMoreElements(&moreElements);
}
return NS_OK;
}
////////////////////////////////////////////////////////////////////////
nsresult

15
content/xul/document/src/nsXULDocument.cpp
View File

@ -473,6 +473,9 @@ public:
NS_IMETHOD GetAttributeStyleSheet(nsIHTMLStyleSheet** aResult);
NS_IMETHOD GetInlineStyleSheet(nsIHTMLCSSStyleSheet** aResult);
// needed by the XUL Content Sink to do URL conversions
NS_IMETHOD GetChannel(nsIChannel **aResult);
protected:
// Implementation methods
friend nsresult
@ -610,6 +613,10 @@ protected:
nsCOMPtr<nsIDOMHTMLFormElement> mHiddenForm; // [OWNER] of this content element
nsCOMPtr<nsIDOMXULCommandDispatcher> mCommandDispatcher; // [OWNER] of the focus tracker
nsCOMPtr<nsIChannel> mChannel; // ?? channel we are currently using
nsVoidArray mForwardReferences;
PRBool mForwardReferencesResolved;
@ -1073,6 +1080,7 @@ XULDocumentImpl::StartDocumentLoad(const char* aCommand,
nsresult status;
nsCOMPtr<nsIParser> parser;
#ifdef NECKO
mChannel = aChannel;
nsCOMPtr<nsIURI> aURL;
status = aChannel->GetURI(getter_AddRefs(aURL));
if (NS_FAILED(status)) return status;
@ -4398,3 +4406,10 @@ XULDocumentImpl::ApplyPersistentAttributesToElements(nsIRDFResource* aResource,
}
NS_IMETHODIMP
XULDocumentImpl::GetChannel(nsIChannel **aResult)
{
*aResult = mChannel;
NS_ADDREF(*aResult);
return NS_OK;
}

89
rdf/chrome/src/nsChromeRegistry.cpp
View File

@ -30,17 +30,13 @@
#include "nsRDFCID.h"
#include "nsIRDFResource.h"
#include "nsIRDFDataSource.h"
#include "nsIRDFContainer.h"
#include "nsHashtable.h"
#include "nsString.h"
#include "nsXPIDLString.h"
#include "nsISimpleEnumerator.h"
#include "nsNeckoUtil.h"
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
static NS_DEFINE_IID(kIRDFResourceIID, NS_IRDFRESOURCE_IID);
static NS_DEFINE_IID(kIRDFLiteralIID, NS_IRDFLITERAL_IID);
static NS_DEFINE_IID(kIRDFServiceIID, NS_IRDFSERVICE_IID);
static NS_DEFINE_IID(kIRDFDataSourceIID, NS_IRDFDATASOURCE_IID);
static NS_DEFINE_IID(kIRDFIntIID, NS_IRDFINT_IID);
static NS_DEFINE_CID(kRDFServiceCID, NS_RDFSERVICE_CID);
static NS_DEFINE_CID(kRDFXMLDataSourceCID, NS_RDFXMLDATASOURCE_CID);
@ -88,11 +84,50 @@ nsOverlayEnumerator::~nsOverlayEnumerator()
NS_IMETHODIMP nsOverlayEnumerator::HasMoreElements(PRBool *aIsTrue)
{
return NS_OK;
return mArcs->HasMoreElements(aIsTrue);
}
NS_IMETHODIMP nsOverlayEnumerator::GetNext(nsISupports **aResult)
{
nsresult rv;
*aResult = nsnull;
if (!mArcs)
return NS_ERROR_FAILURE;
nsCOMPtr<nsISupports> supports;
mArcs->GetNext(getter_AddRefs(supports));
nsCOMPtr<nsIRDFLiteral> value = do_QueryInterface(supports, &rv);
if (NS_FAILED(rv))
return NS_OK;
const PRUnichar* valueStr;
rv = value->GetValueConst(&valueStr);
if (NS_FAILED(rv))
return rv;
nsCOMPtr<nsIURL> url;
rv = nsComponentManager::CreateInstance("component://netscape/network/standard-url",
nsnull,
NS_GET_IID(nsIURL),
getter_AddRefs(url));
if (NS_FAILED(rv))
return NS_OK;
nsCAutoString str(valueStr);
url->SetSpec(str);
nsCOMPtr<nsISupports> sup;
sup = do_QueryInterface(url, &rv);
if (NS_FAILED(rv))
return NS_OK;
*aResult = sup;
NS_ADDREF(*aResult);
return NS_OK;
}
@ -160,7 +195,7 @@ nsChromeRegistry::nsChromeRegistry()
if (gRefCnt == 1) {
nsresult rv;
rv = nsServiceManager::GetService(kRDFServiceCID,
kIRDFServiceIID,
NS_GET_IID(nsIRDFService),
(nsISupports**)&gRDFService);
NS_ASSERTION(NS_SUCCEEDED(rv), "unable to get RDF service");
@ -425,20 +460,8 @@ NS_IMETHODIMP nsChromeRegistry::GetOverlays(nsIURI *aChromeURL, nsISimpleEnumera
// Construct the lookup string-
// which is basically chrome:// + package + provider
nsAutoString lookup("chrome://");
lookup += package; // no trailing slash here
NS_ASSERTION(*provider == '/', "No leading slash here!");
//definitely have a leading slash...
if (*provider != '/')
lookup += '/';
lookup += provider;
// end it on a slash if none is present
if (lookup.CharAt(lookup.Length()-1) != '/')
lookup += '/';
char *lookup;
aChromeURL->GetSpec(&lookup);
// Get the chromeResource from this lookup string
nsCOMPtr<nsIRDFResource> chromeResource;
@ -446,6 +469,8 @@ NS_IMETHODIMP nsChromeRegistry::GetOverlays(nsIURI *aChromeURL, nsISimpleEnumera
NS_ERROR("Unable to retrieve the resource corresponding to the chrome skin or content.");
return rv;
}
// XXX free this?
// nsAllocator::Free(lookup);
nsCAutoString overlayFile;
@ -465,8 +490,21 @@ NS_IMETHODIMP nsChromeRegistry::GetOverlays(nsIURI *aChromeURL, nsISimpleEnumera
dataSource = do_QueryInterface(supports);
if (dataSource)
{
nsCOMPtr<nsIRDFContainer> container;
nsresult rv = nsComponentManager::CreateInstance("component://netscape/rdf/container",
nsnull,
NS_GET_IID(nsIRDFContainer),
getter_AddRefs(container));
if (NS_FAILED(rv))
return NS_OK;
if (NS_FAILED(container->Init(dataSource, chromeResource)))
return NS_OK;
nsCOMPtr<nsISimpleEnumerator> arcs;
dataSource->ArcLabelsOut(chromeResource, getter_AddRefs(arcs));
if (NS_FAILED(container->GetElements(getter_AddRefs(arcs))))
return NS_OK;
*aResult = new nsOverlayEnumerator(arcs);
@ -475,6 +513,7 @@ NS_IMETHODIMP nsChromeRegistry::GetOverlays(nsIURI *aChromeURL, nsISimpleEnumera
}
nsAllocator::Free(lookup);
return NS_OK;
}
@ -595,13 +634,13 @@ nsChromeRegistry::GetChromeResource(nsIRDFDataSource *aDataSource,
nsCOMPtr<nsIRDFResource> resource;
nsCOMPtr<nsIRDFLiteral> literal;
if (NS_SUCCEEDED(rv = chromeBase->QueryInterface(kIRDFResourceIID,
if (NS_SUCCEEDED(rv = chromeBase->QueryInterface(NS_GET_IID(nsIRDFResource),
(void**) getter_AddRefs(resource)))) {
nsXPIDLCString uri;
resource->GetValue( getter_Copies(uri) );
aResult = uri;
}
else if (NS_SUCCEEDED(rv = chromeBase->QueryInterface(kIRDFLiteralIID,
else if (NS_SUCCEEDED(rv = chromeBase->QueryInterface(NS_GET_IID(nsIRDFLiteral),
(void**) getter_AddRefs(literal)))) {
nsXPIDLString s;
literal->GetValue( getter_Copies(s) );

3
rdf/content/src/nsIXULDocument.h
View File

@ -43,6 +43,7 @@ class nsISupportsArray;
class nsIRDFResource;
class nsIDOMElement;
class nsIDOMHTMLFormElement;
class nsIChannel;
// {954F0811-81DC-11d2-B52A-000000000000}
#define NS_IRDFDOCUMENT_IID \
@ -99,6 +100,8 @@ public:
NS_IMETHOD AddForwardReference(nsForwardReference* aForwardReference) = 0;
NS_IMETHOD ResolveForwardReferences() = 0;
NS_IMETHOD GetChannel(nsIChannel **aResult) = 0;
};
// factory functions

63
rdf/content/src/nsXULContentSink.cpp
View File

@ -40,6 +40,7 @@
#include "nsCOMPtr.h"
#include "nsForwardReference.h"
#include "nsIChromeRegistry.h"
#include "nsICSSLoader.h"
#include "nsICSSStyleSheet.h"
#include "nsIContent.h"
@ -116,6 +117,7 @@ static NS_DEFINE_CID(kXULContentUtilsCID, NS_XULCONTENTUTILS_CID);
static NS_DEFINE_CID(kXULDocumentInfoCID, NS_XULDOCUMENTINFO_CID);
static NS_DEFINE_CID(kXULKeyListenerCID, NS_XULKEYLISTENER_CID);
static NS_DEFINE_CID(kXULTemplateBuilderCID, NS_XULTEMPLATEBUILDER_CID);
static NS_DEFINE_CID(kChromeRegistryCID, NS_CHROMEREGISTRY_CID);
////////////////////////////////////////////////////////////////////////
@ -187,6 +189,7 @@ protected:
void PushNameSpacesFrom(const nsIParserNode& aNode);
void PopNameSpaces(void);
nsresult GetTopNameSpace(nsCOMPtr<nsINameSpace>* aNameSpace);
NS_IMETHOD GetChromeOverlays();
nsVoidArray mNameSpaceStack;
@ -299,6 +302,7 @@ protected:
// Overlays
nsCOMPtr<nsIDocument> mDocument; // [OWNER]
nsCOMPtr<nsIDocument> mActualDocument;
nsIParser* mParser; // [OWNER] We use regular pointer b/c of funky exports on nsIParser
PRInt32 mUnprocessedOverlayCount;
@ -882,6 +886,9 @@ XULContentSinkImpl::CloseContainer(const nsIParserNode& aNode)
// We're about to finish parsing. Now we want to kick off the processing
// of our child overlays.
GetChromeOverlays();
PRInt32 count;
if ((count = mOverlayArray.Count()) != 0) {
// Block the parser. It will only be unblocked after all
@ -1271,6 +1278,8 @@ XULContentSinkImpl::Init(nsIDocument* aDocument)
nsresult rv;
mActualDocument = aDocument;
// We could potentially be an overlay; if we are, then our
// nsIXULChildDocument interface will have a content sink set.
nsCOMPtr<nsIXULChildDocument> overlay = do_QueryInterface(aDocument);
@ -2498,6 +2507,60 @@ XULContentSinkImpl::UpdateOverlayCounters(PRInt32 aDelta)
return NS_OK;
}
NS_IMETHODIMP XULContentSinkImpl::GetChromeOverlays()
{
nsresult rv;
NS_WITH_SERVICE(nsIChromeRegistry, reg, kChromeRegistryCID, &rv);
if (NS_FAILED(rv))
return NS_ERROR_FAILURE;
nsCOMPtr<nsIXULDocument> xuldoc = do_QueryInterface(mActualDocument, &rv);
if (NS_FAILED(rv))
return NS_ERROR_FAILURE;
nsCOMPtr<nsIChannel> channel;
if (NS_FAILED(xuldoc->GetChannel(getter_AddRefs(channel))))
return NS_ERROR_FAILURE;
nsCOMPtr<nsIURI> uri;
if (NS_FAILED(channel->GetOriginalURI(getter_AddRefs(uri))))
return NS_ERROR_FAILURE;
nsCOMPtr<nsISimpleEnumerator> oe;
reg->GetOverlays(uri, getter_AddRefs(oe));
if (!oe)
return NS_OK;
PRBool moreElements;
oe->HasMoreElements(&moreElements);
while (moreElements)
{
nsCOMPtr<nsISupports> next;
oe->GetNext(getter_AddRefs(next));
if (!next)
return NS_OK;
nsCOMPtr<nsIURI> uri = do_QueryInterface(next);
if (!uri)
return NS_OK;
char *spec;
uri->GetSpec(&spec);
nsString *str = new nsString(spec);
mOverlayArray.AppendElement(str);
oe->HasMoreElements(&moreElements);
}
return NS_OK;
}
////////////////////////////////////////////////////////////////////////
nsresult

15
rdf/content/src/nsXULDocument.cpp
View File

@ -473,6 +473,9 @@ public:
NS_IMETHOD GetAttributeStyleSheet(nsIHTMLStyleSheet** aResult);
NS_IMETHOD GetInlineStyleSheet(nsIHTMLCSSStyleSheet** aResult);
// needed by the XUL Content Sink to do URL conversions
NS_IMETHOD GetChannel(nsIChannel **aResult);
protected:
// Implementation methods
friend nsresult
@ -610,6 +613,10 @@ protected:
nsCOMPtr<nsIDOMHTMLFormElement> mHiddenForm; // [OWNER] of this content element
nsCOMPtr<nsIDOMXULCommandDispatcher> mCommandDispatcher; // [OWNER] of the focus tracker
nsCOMPtr<nsIChannel> mChannel; // ?? channel we are currently using
nsVoidArray mForwardReferences;
PRBool mForwardReferencesResolved;
@ -1073,6 +1080,7 @@ XULDocumentImpl::StartDocumentLoad(const char* aCommand,
nsresult status;
nsCOMPtr<nsIParser> parser;
#ifdef NECKO
mChannel = aChannel;
nsCOMPtr<nsIURI> aURL;
status = aChannel->GetURI(getter_AddRefs(aURL));
if (NS_FAILED(status)) return status;
@ -4398,3 +4406,10 @@ XULDocumentImpl::ApplyPersistentAttributesToElements(nsIRDFResource* aResource,
}
NS_IMETHODIMP
XULDocumentImpl::GetChannel(nsIChannel **aResult)
{
*aResult = mChannel;
NS_ADDREF(*aResult);
return NS_OK;
}