gecko-dev/cmd/macfe/rdfui/URDFUtilities.cp

127 lines
3.2 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
//
// Miscellaneous RDF utility methods
//
#include "URDFUtilities.h"
#include "xp_mem.h"
#include "ufilemgr.h" // for CFileMgr::GetURLFromFileSpec
#include "uprefd.h" // for CPrefs::GetFolderSpec & globHistoryName
#include "PascalString.h" // for CStr255
Boolean URDFUtilities::sIsInited = false;
//
// StartupRDF
//
// Initialize RDF if it has not already been initialized. This method can be
// called over and over again without bad side effects because it protects the init
// code with a static variable.
//
void URDFUtilities::StartupRDF()
{
if (!sIsInited)
{
// Point RDF to user's "Navigator Ä" preference folder and turn the FSSpec into
// a URL
FSSpec prefFolder = CPrefs::GetFolderSpec(CPrefs::MainFolder);
char* url = CFileMgr::GetURLFromFileSpec(prefFolder);
CStr255 urlStr(url);
XP_FREE(url);
// fill in RDF params structure with appropriate file paths
CStr255 str;
RDF_InitParamsStruct initParams;
initParams.profileURL = (char*)urlStr;
::GetIndString(str, 300, bookmarkFile);
initParams.bookmarksURL = (char*)(urlStr + "/" + str);
::GetIndString(str, 300, globHistoryName);
initParams.globalHistoryURL = (char*)(urlStr + "/" + str);
// url = NET_UnEscape(url);
RDF_Init(&initParams);
sIsInited = true;
}
}
//
// ShutdownRDF
//
// Opposite of above routine. Again, can be called multiple times w/out bad side
// effects.
//
void URDFUtilities::ShutdownRDF()
{
if (sIsInited)
{
RDF_Shutdown();
sIsInited = false;
}
}
Uint32 URDFUtilities::GetContainerSize(HT_Resource container)
{
Uint32 result = 0;
// trust but verify...
if (HT_IsContainer(container))
{
HT_Cursor cursor = HT_NewCursor(container);
if (cursor)
{
HT_Resource node = HT_GetNextItem(cursor);
while (node != NULL)
{
++result;
if (HT_IsContainer(node) && HT_IsContainerOpen(node))
result += GetContainerSize(node);
node = HT_GetNextItem(cursor);
}
}
}
return result;
}
//
// StHTEventMasking
//
// Change HT's event masking in the given pane for the lifetime of this class. This is
// meant to be used as a stack-based class. The new notification mask is set in the contsructor
// and is reset to the original mask in the destructor.
//
URDFUtilities::StHTEventMasking :: StHTEventMasking ( HT_Pane inPane, HT_NotificationMask inNewMask )
: mPane(inPane)
{
HT_GetNotificationMask ( mPane, &mOldMask );
HT_SetNotificationMask ( mPane, inNewMask );
}
URDFUtilities::StHTEventMasking :: ~StHTEventMasking ( )
{
HT_SetNotificationMask ( mPane, mOldMask );
}