mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-27 10:50:35 +00:00
14c70663f3
files around.
Files touched:
include/edt.h
lib/layout/edtbuf.cpp
lib/layout/edtlist.cpp
lib/mailto/mprdecod.cpp
666 lines
11 KiB
C++
666 lines
11 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.
|
|
*/
|
|
|
|
#if defined(ENDER) && defined(MOZ_ENDER_MIME)
|
|
|
|
#ifdef DEBUG_kin
|
|
#define DEBUG_SAFE_LIST 1
|
|
#endif /* DEBUG_kin */
|
|
|
|
#ifdef DEBUG_SAFE_LIST
|
|
#include <stdio.h>
|
|
#endif /* DEBUG_SAFE_LIST */
|
|
|
|
|
|
#include "editor.h"
|
|
|
|
class LListElement
|
|
{
|
|
LListElement *m_pPrev;
|
|
LListElement *m_pNext;
|
|
|
|
protected:
|
|
void *m_pData;
|
|
|
|
public:
|
|
|
|
LListElement(void *data = 0)
|
|
: m_pPrev(0), m_pNext(0), m_pData(data) {}
|
|
|
|
virtual ~LListElement();
|
|
|
|
int32 insertBefore(LListElement *ele);
|
|
int32 insertAfter(LListElement *ele);
|
|
|
|
int32 unlink();
|
|
|
|
void *getData() { return m_pData; }
|
|
LListElement *getPrev() { return m_pPrev; }
|
|
LListElement *getNext() { return m_pNext; }
|
|
|
|
#ifdef DEBUG_SAFE_LIST
|
|
virtual void print();
|
|
#endif /* DEBUG_SAFE_LIST */
|
|
};
|
|
|
|
class LList
|
|
{
|
|
LListElement *m_pHead;
|
|
LListElement *m_pTail;
|
|
|
|
public:
|
|
|
|
LList() : m_pHead(0), m_pTail(0) {}
|
|
virtual ~LList();
|
|
|
|
LListElement *getHead() { return m_pHead; }
|
|
LListElement *getTail() { return m_pTail; }
|
|
|
|
int32 insertAtHead(LListElement *ele);
|
|
int32 insertAtTail(LListElement *ele);
|
|
int32 insertBefore(LListElement *ele1, LListElement *ele2);
|
|
int32 insertAfter(LListElement *ele1, LListElement*ele2);
|
|
|
|
XP_Bool isEmpty();
|
|
|
|
XP_Bool contains(LListElement *ele);
|
|
|
|
int32 remove(LListElement *ele);
|
|
|
|
#ifdef DEBUG_SAFE_LIST
|
|
virtual void print();
|
|
#endif /* DEBUG_SAFE_LIST */
|
|
};
|
|
|
|
class LListIterator
|
|
{
|
|
LList *m_pList;
|
|
LListElement *m_pNextElement;
|
|
|
|
public:
|
|
|
|
LListIterator(LList *list = 0) : m_pList(list), m_pNextElement(0) { init(); }
|
|
|
|
virtual int32 init()
|
|
{
|
|
if (!m_pList)
|
|
return 0;
|
|
|
|
m_pNextElement = m_pList->getHead();
|
|
|
|
return 0;
|
|
}
|
|
|
|
virtual LListElement *getNext()
|
|
{
|
|
LListElement *ele = m_pNextElement;
|
|
|
|
if (m_pNextElement)
|
|
m_pNextElement = m_pNextElement->getNext();
|
|
|
|
return ele;
|
|
}
|
|
};
|
|
|
|
class SortedLList : public LList
|
|
{
|
|
public:
|
|
|
|
virtual int32 insert(LListElement *ele);
|
|
virtual int32 compare(LListElement *ele1, LListElement *ele2);
|
|
};
|
|
|
|
LListElement::~LListElement()
|
|
{
|
|
// If we're destroying this element, make sure it's
|
|
// not on any list!
|
|
unlink();
|
|
}
|
|
|
|
//
|
|
// Insert ele before this
|
|
//
|
|
int32
|
|
LListElement::insertBefore(LListElement *ele)
|
|
{
|
|
if (!ele)
|
|
return -1;
|
|
|
|
ele->m_pNext = this;
|
|
ele->m_pPrev = m_pPrev;
|
|
m_pPrev = ele;
|
|
|
|
if (ele->m_pPrev)
|
|
ele->m_pPrev->m_pNext = ele;
|
|
|
|
return 0;
|
|
}
|
|
|
|
//
|
|
// Insert ele after this.
|
|
//
|
|
int32
|
|
LListElement::insertAfter(LListElement *ele)
|
|
{
|
|
if (!ele)
|
|
return -1;
|
|
|
|
ele->m_pPrev = this;
|
|
ele->m_pNext = m_pNext;
|
|
m_pNext = ele;
|
|
|
|
if (ele->m_pNext)
|
|
ele->m_pNext->m_pPrev = ele;
|
|
|
|
return 0;
|
|
}
|
|
|
|
//
|
|
// unlink this from it's list.
|
|
//
|
|
int32
|
|
LListElement::unlink()
|
|
{
|
|
if (m_pPrev)
|
|
m_pPrev->m_pNext = m_pNext;
|
|
|
|
if (m_pNext)
|
|
m_pNext->m_pPrev = m_pPrev;
|
|
|
|
m_pPrev = 0;
|
|
m_pNext = 0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef DEBUG_SAFE_LIST
|
|
|
|
void
|
|
LListElement::print()
|
|
{
|
|
fprintf(stdout, "this: 0x%.8x\n", this);
|
|
fprintf(stdout, " m_pData: 0x%.8x\n", m_pData);
|
|
fprintf(stdout, " m_pPrev: 0x%.8x\n", m_pPrev);
|
|
fprintf(stdout, " m_pNext: 0x%.8x\n", m_pNext);
|
|
}
|
|
|
|
#endif /* DEBUG_SAFE_LIST */
|
|
|
|
|
|
LList::~LList()
|
|
{
|
|
LListElement *ele;
|
|
|
|
while((ele = m_pHead))
|
|
{
|
|
remove(ele);
|
|
delete ele;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Insert ele at the head of the list.
|
|
//
|
|
int32
|
|
LList::insertAtHead(LListElement *ele)
|
|
{
|
|
if (!ele)
|
|
return -1;
|
|
|
|
if (!m_pHead)
|
|
{
|
|
m_pHead = m_pTail = ele;
|
|
return 0;
|
|
}
|
|
|
|
m_pHead->insertBefore(ele);
|
|
m_pHead = ele;
|
|
|
|
return 0;
|
|
}
|
|
|
|
//
|
|
// Insert ele at the tail of the list.
|
|
//
|
|
int32
|
|
LList::insertAtTail(LListElement *ele)
|
|
{
|
|
if (!ele)
|
|
return -1;
|
|
|
|
if (!m_pHead)
|
|
{
|
|
m_pHead = m_pTail = ele;
|
|
return 0;
|
|
}
|
|
|
|
m_pTail->insertAfter(ele);
|
|
m_pTail = ele;
|
|
|
|
return 0;
|
|
}
|
|
|
|
//
|
|
// Insert ele2 before ele1 in the list.
|
|
//
|
|
int32
|
|
LList::insertBefore(LListElement *ele1, LListElement *ele2)
|
|
{
|
|
if (!ele1 || !ele2 || !contains(ele1))
|
|
return -1;
|
|
|
|
if (m_pHead == ele1)
|
|
{
|
|
insertAtHead(ele2);
|
|
return 0;
|
|
}
|
|
|
|
ele1->insertBefore(ele2);
|
|
|
|
return 0;
|
|
}
|
|
|
|
//
|
|
// Insert ele2 after ele1 in the list.
|
|
//
|
|
int32
|
|
LList::insertAfter(LListElement *ele1, LListElement *ele2)
|
|
{
|
|
if (!ele1 || !ele2 || !contains(ele1))
|
|
return -1;
|
|
|
|
if (m_pTail == ele1)
|
|
{
|
|
insertAtTail(ele2);
|
|
return 0;
|
|
}
|
|
|
|
ele1->insertAfter(ele2);
|
|
|
|
return 0;
|
|
}
|
|
|
|
//
|
|
// TRUE if the list contains no elements.
|
|
//
|
|
XP_Bool
|
|
LList::isEmpty()
|
|
{
|
|
return !m_pHead;
|
|
}
|
|
|
|
//
|
|
// TRUE if this contains ele.
|
|
//
|
|
XP_Bool
|
|
LList::contains(LListElement *ele)
|
|
{
|
|
LListElement *e = m_pHead;
|
|
|
|
if (!ele)
|
|
return FALSE;
|
|
|
|
while (e)
|
|
{
|
|
if (e == ele)
|
|
return TRUE;
|
|
e = e->getNext();
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
//
|
|
// Remove ele from the list.
|
|
//
|
|
int32
|
|
LList::remove(LListElement *ele)
|
|
{
|
|
if (!ele || !contains(ele))
|
|
return -1;
|
|
|
|
if (!m_pHead)
|
|
return 0;
|
|
|
|
if (ele == m_pHead)
|
|
m_pHead = ele->getNext();
|
|
|
|
if (ele == m_pTail)
|
|
m_pTail = ele->getPrev();
|
|
|
|
ele->unlink();
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef DEBUG_SAFE_LIST
|
|
|
|
void
|
|
LList::print()
|
|
{
|
|
LListIterator li(this);
|
|
LListElement *ele;
|
|
|
|
fprintf(stdout, "-------------------------------\n");
|
|
fprintf(stdout, "HEAD: 0x%.8x\n", m_pHead);
|
|
fprintf(stdout, "TAIL: 0x%.8x\n", m_pTail);
|
|
|
|
while ((ele = li.getNext()))
|
|
{
|
|
ele->print();
|
|
fflush(stdout);
|
|
}
|
|
}
|
|
|
|
#endif /* DEBUG_SAFE_LIST */
|
|
|
|
int32
|
|
SortedLList::insert(LListElement *ele)
|
|
{
|
|
LListIterator li(this);
|
|
LListElement *le;
|
|
|
|
if (contains(ele))
|
|
return 0;
|
|
|
|
if (isEmpty())
|
|
{
|
|
LList::insertAtHead(ele);
|
|
return 0;
|
|
}
|
|
|
|
while ((le = li.getNext()))
|
|
{
|
|
if (compare(le, ele) >= 0)
|
|
return(LList::insertBefore(le, ele));
|
|
}
|
|
|
|
return(LList::insertAtTail(ele));
|
|
}
|
|
|
|
int32
|
|
SortedLList::compare(LListElement *ele1, LListElement *ele2)
|
|
{
|
|
if (ele1->getData() < ele2->getData())
|
|
return -1;
|
|
else if (ele1->getData() > ele2->getData())
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
class SafeListElement : public LListElement
|
|
{
|
|
public:
|
|
void *m_pID;
|
|
char *m_pTmpFilePath;
|
|
int32 m_iRefCount;
|
|
|
|
SafeListElement(void *id, const char *url_str, const char *path=0)
|
|
: LListElement(), m_pTmpFilePath(0)
|
|
{
|
|
if (url_str)
|
|
m_pData = (void *)XP_STRDUP(url_str);
|
|
|
|
if (path)
|
|
m_pTmpFilePath = XP_STRDUP(path);
|
|
|
|
m_pID = id;
|
|
m_iRefCount = 1;
|
|
}
|
|
|
|
virtual ~SafeListElement()
|
|
{
|
|
if (m_pTmpFilePath)
|
|
{
|
|
XP_FileRemove(m_pTmpFilePath, xpFileToPost);
|
|
XP_FREE(m_pTmpFilePath);
|
|
}
|
|
|
|
if (m_pData)
|
|
XP_FREE(m_pData);
|
|
|
|
m_pData = 0;
|
|
m_pID = 0;
|
|
m_pTmpFilePath = 0;
|
|
}
|
|
|
|
XP_Bool match(void *id, const char *url_str)
|
|
{
|
|
if (m_pID != id || (m_pData != (void *)url_str && (!url_str || !m_pData)))
|
|
return(FALSE);
|
|
|
|
return(!XP_STRCMP((char *)m_pData, url_str));
|
|
}
|
|
|
|
#ifdef DEBUG_SAFE_LIST
|
|
void print()
|
|
{
|
|
fprintf(stdout, "this: 0x%.8x\n", this);
|
|
fprintf(stdout, " id: 0x%.8x\n", m_pID);
|
|
fprintf(stdout, " url_str: %s\n", (char *)m_pData);
|
|
fprintf(stdout, " path: %s\n", m_pTmpFilePath ? m_pTmpFilePath : "0");
|
|
fprintf(stdout, " count: %d\n", m_iRefCount);
|
|
fprintf(stdout, " prev: 0x%.8x\n", getPrev());
|
|
fprintf(stdout, " next: 0x%.8x\n", getNext());
|
|
}
|
|
#endif /* DEBUG_SAFE_LIST */
|
|
};
|
|
|
|
class SafeList : public SortedLList
|
|
{
|
|
public:
|
|
|
|
virtual ~SafeList()
|
|
{
|
|
removeAll();
|
|
}
|
|
|
|
SafeListElement *find(void *id, const char *url_str)
|
|
{
|
|
LListIterator li(this);
|
|
SafeListElement *ele;
|
|
|
|
while ((ele = (SafeListElement *)li.getNext()))
|
|
{
|
|
if (ele->match(id, url_str))
|
|
return ele;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int32 insert(void *id, const char *url_str, const char *path = 0)
|
|
{
|
|
SafeListElement *ele = find(id, url_str);
|
|
|
|
if (ele)
|
|
{
|
|
ele->m_iRefCount++;
|
|
return 0;
|
|
}
|
|
|
|
ele = new SafeListElement(id, url_str, path);
|
|
|
|
if (!ele)
|
|
return -1;
|
|
|
|
return SortedLList::insert((LListElement *)ele);
|
|
}
|
|
|
|
int32 remove(void *id, const char *url_str)
|
|
{
|
|
SafeListElement *ele = find(id, url_str);
|
|
|
|
if (!ele)
|
|
return 1;
|
|
|
|
ele->m_iRefCount--;
|
|
|
|
if (ele->m_iRefCount <= 0)
|
|
{
|
|
LList::remove((LListElement *)ele);
|
|
delete ele;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int32 removeID(void *id)
|
|
{
|
|
LListIterator li(this);
|
|
SafeListElement *ele;
|
|
|
|
while ((ele = (SafeListElement *)li.getNext()))
|
|
{
|
|
if (ele->m_pID == id)
|
|
{
|
|
LList::remove((LListElement *)ele);
|
|
delete ele;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int32 removeAll()
|
|
{
|
|
LListIterator li(this);
|
|
LListElement *ele;
|
|
|
|
while ((ele = li.getNext()))
|
|
{
|
|
LList::remove(ele);
|
|
delete ele;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int32 compare(LListElement *ele1, LListElement *ele2)
|
|
{
|
|
SafeListElement *e1 = (SafeListElement *)ele1;
|
|
SafeListElement *e2 = (SafeListElement *)ele2;
|
|
|
|
char *d1 = (char *)e1->getData();
|
|
char *d2 = (char *)e2->getData();
|
|
|
|
if (e1->m_pID < e2->m_pID)
|
|
return -1;
|
|
else if (e1->m_pID > e2->m_pID)
|
|
return 1;
|
|
else if (!d1)
|
|
return -1;
|
|
else if (!d2)
|
|
return 1;
|
|
|
|
return XP_STRCMP(d1, d2);
|
|
}
|
|
};
|
|
|
|
static SafeList *app_safe_list = 0;
|
|
|
|
extern "C" XP_Bool
|
|
EDT_URLOnSafeList( void *id, const char *url_str )
|
|
{
|
|
return(app_safe_list &&
|
|
app_safe_list->find(id, url_str) != 0);
|
|
}
|
|
|
|
extern "C" int32
|
|
EDT_AddTmpFileURLToSafeList( void *id, const char *url_str, const char *path )
|
|
{
|
|
int32 status = 0;
|
|
|
|
if (!app_safe_list)
|
|
{
|
|
app_safe_list = new SafeList();
|
|
if (!app_safe_list)
|
|
return -1;
|
|
}
|
|
|
|
status = app_safe_list->insert(id, url_str, path);
|
|
|
|
#ifdef DEBUG_SAFE_LIST
|
|
app_safe_list->print();
|
|
#endif /* DEBUG_SAFE_LIST */
|
|
|
|
return status;
|
|
}
|
|
|
|
extern "C" int32
|
|
EDT_AddURLToSafeList( void *id, const char *url_str )
|
|
{
|
|
return EDT_AddTmpFileURLToSafeList(id, url_str, 0);
|
|
}
|
|
|
|
extern "C" int32
|
|
EDT_RemoveURLFromSafeList( void *id, const char *url_str )
|
|
{
|
|
int32 status = 0;
|
|
|
|
if (!app_safe_list)
|
|
return 0;
|
|
|
|
status = app_safe_list->remove(id, url_str);
|
|
|
|
#ifdef DEBUG_SAFE_LIST
|
|
app_safe_list->print();
|
|
#endif /* DEBUG_SAFE_LIST */
|
|
|
|
return status;
|
|
}
|
|
|
|
extern "C" int32
|
|
EDT_RemoveIDFromSafeList( void *id )
|
|
{
|
|
int32 status = 0;
|
|
|
|
if (!app_safe_list)
|
|
return 0;
|
|
|
|
status = app_safe_list->removeID(id);
|
|
|
|
#ifdef DEBUG_SAFE_LIST
|
|
app_safe_list->print();
|
|
#endif /* DEBUG_SAFE_LIST */
|
|
|
|
return status;
|
|
}
|
|
|
|
extern "C" int32
|
|
EDT_DestroySafeList()
|
|
{
|
|
if (!app_safe_list)
|
|
return 0;
|
|
|
|
delete app_safe_list;
|
|
app_safe_list = 0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
extern "C" void *
|
|
EDT_GetIdFromContext(MWContext *pContext)
|
|
{
|
|
GET_EDIT_BUF_OR_RETURN(pContext, pEditBuffer) 0;
|
|
return pEditBuffer->m_pEmbeddedData;
|
|
}
|
|
|
|
#endif /* ENDER && MOZ_ENDER_MIME */
|