pjs/uriloader/exthandler/nsMIMEInfoImpl.cpp

251 строка
6.5 KiB
C++
Исходник Обычный вид История

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
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*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
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*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s): Judson Valeski
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*/
#include "nsMIMEInfoImpl.h"
#include "nsXPIDLString.h"
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// nsISupports methods
NS_IMPL_THREADSAFE_ISUPPORTS1(nsMIMEInfoImpl, nsIMIMEInfo);
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// nsMIMEInfoImpl methods
nsMIMEInfoImpl::nsMIMEInfoImpl() {
NS_INIT_REFCNT();
mPreferredAction = nsIMIMEInfo::saveToDisk;
mAlwaysAskBeforeHandling = PR_TRUE;
}
nsMIMEInfoImpl::nsMIMEInfoImpl(const char *aMIMEType) :mMIMEType( aMIMEType ){
NS_INIT_REFCNT();
mPreferredAction = nsIMIMEInfo::saveToDisk;
mAlwaysAskBeforeHandling = PR_TRUE;
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}
PRUint32
nsMIMEInfoImpl::GetExtCount() {
return mExtensions.Count();
}
NS_IMETHODIMP
nsMIMEInfoImpl::GetFileExtensions(PRUint32 *elementCount, char ***extensions) {
PRUint32 count = mExtensions.Count();
if (count < 1) return NS_OK;
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char **_retExts = (char**)nsMemory::Alloc((count)*sizeof(char*));
if (!_retExts) return NS_ERROR_OUT_OF_MEMORY;
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for (PRUint8 i=0; i < count; i++) {
nsCString* ext = mExtensions.CStringAt(i);
_retExts[i] = ext->ToNewCString();
if (!_retExts[i]) {
// clean up all the strings we've allocated
while (i-- != 0) nsMemory::Free(_retExts[i]);
nsMemory::Free(_retExts);
return NS_ERROR_OUT_OF_MEMORY;
}
}
*elementCount = count;
*extensions = _retExts;
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return NS_OK;
}
NS_IMETHODIMP
nsMIMEInfoImpl::ExtensionExists(const char *aExtension, PRBool *_retval) {
NS_ASSERTION(aExtension, "no extension");
PRBool found = PR_FALSE;
PRUint32 extCount = mExtensions.Count();
if (extCount < 1) return NS_ERROR_NOT_INITIALIZED;
if (!aExtension) return NS_ERROR_NULL_POINTER;
for (PRUint8 i=0; i < extCount; i++) {
nsCString* ext = (nsCString*)mExtensions.CStringAt(i);
if (ext->Equals(aExtension)) {
found = PR_TRUE;
break;
}
}
*_retval = found;
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return NS_OK;
}
NS_IMETHODIMP
nsMIMEInfoImpl::FirstExtension(char **_retval) {
PRUint32 extCount = mExtensions.Count();
if (extCount < 1) return NS_ERROR_NOT_INITIALIZED;
*_retval = (mExtensions.CStringAt(0))->ToNewCString();
if (!*_retval) return NS_ERROR_OUT_OF_MEMORY;
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::AppendExtension(const char *aExtension)
{
mExtensions.AppendCString( nsCAutoString(aExtension) );
return NS_OK;
}
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NS_IMETHODIMP
nsMIMEInfoImpl::GetMIMEType(char * *aMIMEType) {
if (!aMIMEType) return NS_ERROR_NULL_POINTER;
if (mMIMEType.Length() < 1)
return NS_ERROR_NOT_INITIALIZED;
*aMIMEType = mMIMEType.ToNewCString();
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if (!*aMIMEType) return NS_ERROR_OUT_OF_MEMORY;
return NS_OK;
}
NS_IMETHODIMP
nsMIMEInfoImpl::SetMIMEType(const char* aMIMEType) {
if (!aMIMEType) return NS_ERROR_NULL_POINTER;
mMIMEType=aMIMEType;
return NS_OK;
}
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NS_IMETHODIMP
nsMIMEInfoImpl::GetDescription(PRUnichar * *aDescription) {
if (!aDescription) return NS_ERROR_NULL_POINTER;
*aDescription = mDescription.ToNewUnicode();
if (!*aDescription) return NS_ERROR_OUT_OF_MEMORY;
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::SetDescription(const PRUnichar * aDescription)
{
mDescription = aDescription;
return NS_OK;
}
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NS_IMETHODIMP
nsMIMEInfoImpl::GetDataURI(nsIURI * *aDataURI) {
return mURI->Clone(aDataURI);
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}
NS_IMETHODIMP
nsMIMEInfoImpl::Equals(nsIMIMEInfo *aMIMEInfo, PRBool *_retval) {
if (!aMIMEInfo) return NS_ERROR_NULL_POINTER;
nsXPIDLCString type;
nsresult rv = aMIMEInfo->GetMIMEType(getter_Copies(type));
if (NS_FAILED(rv)) return rv;
*_retval = mMIMEType.EqualsWithConversion(type);
return NS_OK;
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}
NS_IMETHODIMP nsMIMEInfoImpl::GetMacType(PRUint32 *aMacType)
{
*aMacType = mMacType;
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::SetMacType(PRUint32 aMacType)
{
mMacType = aMacType;
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::GetMacCreator(PRUint32 *aMacCreator)
{
*aMacCreator = mMacCreator;
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::SetMacCreator(PRUint32 aMacCreator)
{
mMacCreator = aMacCreator;
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::SetFileExtensions( const char* aExtensions )
{
mExtensions.Clear();
nsCString extList( aExtensions );
PRInt32 breakLocation = -1;
while ( (breakLocation= extList.FindCharInSet( ",",0 ) )!= -1)
{
nsCString ext( extList, breakLocation );
mExtensions.AppendCString( ext );
extList.Cut(0, breakLocation+1 );
}
if ( extList.Length() )
mExtensions.AppendCString( extList );
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::GetApplicationDescription(PRUnichar ** aApplicationDescription)
{
*aApplicationDescription = mPreferredAppDescription.ToNewUnicode();
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::SetApplicationDescription(const PRUnichar * aApplicationDescription)
{
mPreferredAppDescription = aApplicationDescription;
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::GetPreferredApplicationHandler(nsIFile ** aPreferredAppHandler)
{
*aPreferredAppHandler = mPreferredApplication;
NS_IF_ADDREF(*aPreferredAppHandler);
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::SetPreferredApplicationHandler(nsIFile * aPreferredAppHandler)
{
mPreferredApplication = aPreferredAppHandler;
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::GetPreferredAction(nsMIMEInfoHandleAction * aPreferredAction)
{
*aPreferredAction = mPreferredAction;
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::SetPreferredAction(nsMIMEInfoHandleAction aPreferredAction)
{
mPreferredAction = aPreferredAction;
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::GetAlwaysAskBeforeHandling(PRBool * aAlwaysAsk)
{
*aAlwaysAsk = mAlwaysAskBeforeHandling;
return NS_OK;
}
NS_IMETHODIMP nsMIMEInfoImpl::SetAlwaysAskBeforeHandling(PRBool aAlwaysAsk)
{
mAlwaysAskBeforeHandling = aAlwaysAsk;
return NS_OK;
}