mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-10 11:54:40 +00:00
368 lines
10 KiB
C++
368 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
|
|
*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
*
|
|
*
|
|
* This Original Code has been modified by IBM Corporation.
|
|
* Modifications made by IBM described herein are
|
|
* Copyright (c) International Business Machines
|
|
* Corporation, 2000
|
|
*
|
|
* Modifications to Mozilla code or documentation
|
|
* identified per MPL Section 3.3
|
|
*
|
|
* Date Modified by Description of modification
|
|
* 03/27/2000 IBM Corp. Added PR_CALLBACK for Optlink
|
|
* use in OS2
|
|
*/
|
|
|
|
|
|
/*
|
|
|
|
A package of routines shared by the XUL content code.
|
|
|
|
*/
|
|
|
|
#include "mozilla/ArrayUtils.h"
|
|
|
|
#include "nsCOMPtr.h"
|
|
#include "nsIContent.h"
|
|
#include "nsIDocument.h"
|
|
#include "nsIDOMElement.h"
|
|
#include "nsIDOMXULCommandDispatcher.h"
|
|
#include "nsIDOMXULDocument.h"
|
|
#include "nsIRDFNode.h"
|
|
#include "nsIRDFService.h"
|
|
#include "nsIServiceManager.h"
|
|
#include "nsIURL.h"
|
|
#include "nsXULContentUtils.h"
|
|
#include "nsLayoutCID.h"
|
|
#include "nsNameSpaceManager.h"
|
|
#include "nsRDFCID.h"
|
|
#include "nsString.h"
|
|
#include "nsXPIDLString.h"
|
|
#include "nsGkAtoms.h"
|
|
#include "mozilla/Logging.h"
|
|
#include "prtime.h"
|
|
#include "rdf.h"
|
|
#include "nsContentUtils.h"
|
|
#include "nsIDateTimeFormat.h"
|
|
#include "nsDateTimeFormatCID.h"
|
|
#include "nsIScriptableDateFormat.h"
|
|
#include "nsICollation.h"
|
|
#include "nsCollationCID.h"
|
|
#include "nsILocale.h"
|
|
#include "nsILocaleService.h"
|
|
#include "nsIConsoleService.h"
|
|
#include "nsEscape.h"
|
|
|
|
using namespace mozilla;
|
|
|
|
//------------------------------------------------------------------------
|
|
|
|
nsIRDFService* nsXULContentUtils::gRDF;
|
|
nsIDateTimeFormat* nsXULContentUtils::gFormat;
|
|
nsICollation *nsXULContentUtils::gCollation;
|
|
|
|
extern LazyLogModule gXULTemplateLog;
|
|
|
|
#define XUL_RESOURCE(ident, uri) nsIRDFResource* nsXULContentUtils::ident
|
|
#define XUL_LITERAL(ident, val) nsIRDFLiteral* nsXULContentUtils::ident
|
|
#include "nsXULResourceList.h"
|
|
#undef XUL_RESOURCE
|
|
#undef XUL_LITERAL
|
|
|
|
//------------------------------------------------------------------------
|
|
// Constructors n' stuff
|
|
//
|
|
|
|
nsresult
|
|
nsXULContentUtils::Init()
|
|
{
|
|
static NS_DEFINE_CID(kRDFServiceCID, NS_RDFSERVICE_CID);
|
|
nsresult rv = CallGetService(kRDFServiceCID, &gRDF);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
#define XUL_RESOURCE(ident, uri) \
|
|
PR_BEGIN_MACRO \
|
|
rv = gRDF->GetResource(NS_LITERAL_CSTRING(uri), &(ident)); \
|
|
if (NS_FAILED(rv)) return rv; \
|
|
PR_END_MACRO
|
|
|
|
#define XUL_LITERAL(ident, val) \
|
|
PR_BEGIN_MACRO \
|
|
rv = gRDF->GetLiteral(MOZ_UTF16(val), &(ident)); \
|
|
if (NS_FAILED(rv)) return rv; \
|
|
PR_END_MACRO
|
|
|
|
#include "nsXULResourceList.h"
|
|
#undef XUL_RESOURCE
|
|
#undef XUL_LITERAL
|
|
|
|
rv = CallCreateInstance(NS_DATETIMEFORMAT_CONTRACTID, &gFormat);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
nsresult
|
|
nsXULContentUtils::Finish()
|
|
{
|
|
NS_IF_RELEASE(gRDF);
|
|
|
|
#define XUL_RESOURCE(ident, uri) NS_IF_RELEASE(ident)
|
|
#define XUL_LITERAL(ident, val) NS_IF_RELEASE(ident)
|
|
#include "nsXULResourceList.h"
|
|
#undef XUL_RESOURCE
|
|
#undef XUL_LITERAL
|
|
|
|
NS_IF_RELEASE(gFormat);
|
|
NS_IF_RELEASE(gCollation);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsICollation*
|
|
nsXULContentUtils::GetCollation()
|
|
{
|
|
if (!gCollation) {
|
|
nsresult rv;
|
|
|
|
// get a locale service
|
|
nsCOMPtr<nsILocaleService> localeService =
|
|
do_GetService(NS_LOCALESERVICE_CONTRACTID, &rv);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
nsCOMPtr<nsILocale> locale;
|
|
rv = localeService->GetApplicationLocale(getter_AddRefs(locale));
|
|
if (NS_SUCCEEDED(rv) && locale) {
|
|
nsCOMPtr<nsICollationFactory> colFactory =
|
|
do_CreateInstance(NS_COLLATIONFACTORY_CONTRACTID);
|
|
if (colFactory) {
|
|
rv = colFactory->CreateCollation(locale, &gCollation);
|
|
NS_ASSERTION(NS_SUCCEEDED(rv),
|
|
"couldn't create collation instance");
|
|
} else
|
|
NS_ERROR("couldn't create instance of collation factory");
|
|
} else
|
|
NS_ERROR("unable to get application locale");
|
|
} else
|
|
NS_ERROR("couldn't get locale factory");
|
|
}
|
|
|
|
return gCollation;
|
|
}
|
|
|
|
//------------------------------------------------------------------------
|
|
|
|
nsresult
|
|
nsXULContentUtils::FindChildByTag(nsIContent* aElement,
|
|
int32_t aNameSpaceID,
|
|
nsIAtom* aTag,
|
|
nsIContent** aResult)
|
|
{
|
|
for (nsIContent* child = aElement->GetFirstChild();
|
|
child;
|
|
child = child->GetNextSibling()) {
|
|
|
|
if (child->NodeInfo()->Equals(aTag, aNameSpaceID)) {
|
|
NS_ADDREF(*aResult = child);
|
|
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
*aResult = nullptr;
|
|
return NS_RDF_NO_VALUE; // not found
|
|
}
|
|
|
|
|
|
/*
|
|
Note: this routine is similar, yet distinctly different from, nsBookmarksService::GetTextForNode
|
|
*/
|
|
|
|
nsresult
|
|
nsXULContentUtils::GetTextForNode(nsIRDFNode* aNode, nsAString& aResult)
|
|
{
|
|
if (! aNode) {
|
|
aResult.Truncate();
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult rv;
|
|
|
|
// Literals are the most common, so try these first.
|
|
nsCOMPtr<nsIRDFLiteral> literal = do_QueryInterface(aNode);
|
|
if (literal) {
|
|
const char16_t* p;
|
|
rv = literal->GetValueConst(&p);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
aResult = p;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIRDFDate> dateLiteral = do_QueryInterface(aNode);
|
|
if (dateLiteral) {
|
|
PRTime value;
|
|
rv = dateLiteral->GetValue(&value);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
nsAutoString str;
|
|
rv = gFormat->FormatPRTime(nullptr /* nsILocale* locale */,
|
|
kDateFormatShort,
|
|
kTimeFormatSeconds,
|
|
value,
|
|
str);
|
|
aResult.Assign(str);
|
|
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIRDFInt> intLiteral = do_QueryInterface(aNode);
|
|
if (intLiteral) {
|
|
int32_t value;
|
|
rv = intLiteral->GetValue(&value);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
aResult.Truncate();
|
|
nsAutoString intStr;
|
|
intStr.AppendInt(value, 10);
|
|
aResult.Append(intStr);
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
nsCOMPtr<nsIRDFResource> resource = do_QueryInterface(aNode);
|
|
if (resource) {
|
|
const char* p;
|
|
rv = resource->GetValueConst(&p);
|
|
if (NS_FAILED(rv)) return rv;
|
|
CopyUTF8toUTF16(p, aResult);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_ERROR("not a resource or a literal");
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
nsresult
|
|
nsXULContentUtils::GetResource(int32_t aNameSpaceID, nsIAtom* aAttribute, nsIRDFResource** aResult)
|
|
{
|
|
// construct a fully-qualified URI from the namespace/tag pair.
|
|
NS_PRECONDITION(aAttribute != nullptr, "null ptr");
|
|
if (! aAttribute)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
return GetResource(aNameSpaceID, nsDependentAtomString(aAttribute),
|
|
aResult);
|
|
}
|
|
|
|
|
|
nsresult
|
|
nsXULContentUtils::GetResource(int32_t aNameSpaceID, const nsAString& aAttribute, nsIRDFResource** aResult)
|
|
{
|
|
// construct a fully-qualified URI from the namespace/tag pair.
|
|
|
|
// XXX should we allow nodes with no namespace???
|
|
//NS_PRECONDITION(aNameSpaceID != kNameSpaceID_Unknown, "no namespace");
|
|
//if (aNameSpaceID == kNameSpaceID_Unknown)
|
|
// return NS_ERROR_UNEXPECTED;
|
|
|
|
nsresult rv;
|
|
|
|
char16_t buf[256];
|
|
nsFixedString uri(buf, ArrayLength(buf), 0);
|
|
if (aNameSpaceID != kNameSpaceID_Unknown && aNameSpaceID != kNameSpaceID_None) {
|
|
rv = nsContentUtils::NameSpaceManager()->GetNameSpaceURI(aNameSpaceID, uri);
|
|
// XXX ignore failure; treat as "no namespace"
|
|
}
|
|
|
|
// XXX check to see if we need to insert a '/' or a '#'. Oy.
|
|
if (!uri.IsEmpty() && uri.Last() != '#' && uri.Last() != '/' && aAttribute.First() != '#')
|
|
uri.Append(char16_t('#'));
|
|
|
|
uri.Append(aAttribute);
|
|
|
|
rv = gRDF->GetUnicodeResource(uri, aResult);
|
|
NS_ASSERTION(NS_SUCCEEDED(rv), "unable to get resource");
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
nsresult
|
|
nsXULContentUtils::SetCommandUpdater(nsIDocument* aDocument, nsIContent* aElement)
|
|
{
|
|
// Deal with setting up a 'commandupdater'. Pulls the 'events' and
|
|
// 'targets' attributes off of aElement, and adds it to the
|
|
// document's command dispatcher.
|
|
NS_PRECONDITION(aDocument != nullptr, "null ptr");
|
|
if (! aDocument)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
NS_PRECONDITION(aElement != nullptr, "null ptr");
|
|
if (! aElement)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIDOMXULDocument> xuldoc = do_QueryInterface(aDocument);
|
|
NS_ASSERTION(xuldoc != nullptr, "not a xul document");
|
|
if (! xuldoc)
|
|
return NS_ERROR_UNEXPECTED;
|
|
|
|
nsCOMPtr<nsIDOMXULCommandDispatcher> dispatcher;
|
|
rv = xuldoc->GetCommandDispatcher(getter_AddRefs(dispatcher));
|
|
NS_ASSERTION(NS_SUCCEEDED(rv), "unable to get dispatcher");
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
NS_ASSERTION(dispatcher != nullptr, "no dispatcher");
|
|
if (! dispatcher)
|
|
return NS_ERROR_UNEXPECTED;
|
|
|
|
nsAutoString events;
|
|
aElement->GetAttr(kNameSpaceID_None, nsGkAtoms::events, events);
|
|
if (events.IsEmpty())
|
|
events.Assign('*');
|
|
|
|
nsAutoString targets;
|
|
aElement->GetAttr(kNameSpaceID_None, nsGkAtoms::targets, targets);
|
|
|
|
if (targets.IsEmpty())
|
|
targets.Assign('*');
|
|
|
|
nsCOMPtr<nsIDOMElement> domelement = do_QueryInterface(aElement);
|
|
NS_ASSERTION(domelement != nullptr, "not a DOM element");
|
|
if (! domelement)
|
|
return NS_ERROR_UNEXPECTED;
|
|
|
|
rv = dispatcher->AddCommandUpdater(domelement, events, targets);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsXULContentUtils::LogTemplateError(const char* aStr)
|
|
{
|
|
nsAutoString message;
|
|
message.AssignLiteral("Error parsing template: ");
|
|
message.Append(NS_ConvertUTF8toUTF16(aStr).get());
|
|
|
|
nsCOMPtr<nsIConsoleService> cs = do_GetService(NS_CONSOLESERVICE_CONTRACTID);
|
|
if (cs) {
|
|
cs->LogStringMessage(message.get());
|
|
MOZ_LOG(gXULTemplateLog, LogLevel::Info, ("Error parsing template: %s", aStr));
|
|
}
|
|
}
|