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371 lines
10 KiB
C++
371 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Simon Fraser <sfraser@netscape.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "def.h"
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#include "wasteutil.h"
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#include "AEUtils.h"
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#include "AETextClass.h"
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#include "AEWordClass.h"
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#include "nsGfxUtils.h"
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/*----------------------------------------------------------------------------
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GetNumItems
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----------------------------------------------------------------------------*/
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UInt32 AEWordIterator::GetNumItems(const AEDesc* containerToken)
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{
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AETokenDesc container(containerToken);
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WEReference theWE = container.GetWEReference();
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return theWE ? GetWENumWords(theWE) : 0;
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}
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/*----------------------------------------------------------------------------
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GetIndexedItemReference
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----------------------------------------------------------------------------*/
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AEClassIterator::ItemRef AEWordIterator::GetIndexedItemReference(const AEDesc* containerToken, TAEListIndex itemIndex)
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{
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return (ItemRef)itemIndex;
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}
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/*----------------------------------------------------------------------------
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GetIndexFromItemID
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----------------------------------------------------------------------------*/
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TAEListIndex AEWordIterator::GetIndexFromItemID(const AEDesc* containerToken, ItemID itemID)
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{
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return (TAEListIndex)itemID;
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}
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/*----------------------------------------------------------------------------
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GetIndexedItemID
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----------------------------------------------------------------------------*/
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AEClassIterator::ItemID AEWordIterator::GetIndexedItemID(const AEDesc* containerToken, TAEListIndex itemIndex)
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{
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return (ItemID)GetIndexedItemReference(containerToken, itemIndex);
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}
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/*----------------------------------------------------------------------------
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GetIDFromReference
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----------------------------------------------------------------------------*/
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AEClassIterator::ItemID AEWordIterator::GetIDFromReference(const AEDesc* containerToken, ItemRef itemRef)
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{
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return (ItemID)itemRef;
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}
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/*----------------------------------------------------------------------------
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GetReferenceFromID
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----------------------------------------------------------------------------*/
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AEClassIterator::ItemRef AEWordIterator::GetReferenceFromID(const AEDesc* containerToken, ItemID itemID)
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{
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return (ItemRef)itemID;
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}
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/*----------------------------------------------------------------------------
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GetItemIDFromToken
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----------------------------------------------------------------------------*/
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AEClassIterator::ItemID AEWordIterator::GetItemIDFromToken(const AEDesc* token)
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{
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AETokenDesc container(token);
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return (ItemID)container.GetElementNumber();
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}
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/*----------------------------------------------------------------------------
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SetItemIDInCoreToken
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----------------------------------------------------------------------------*/
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void AEWordIterator::SetItemIDInCoreToken(const AEDesc* containerToken, CoreTokenRecord* tokenRecord, ItemID itemID)
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{
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AETokenDesc tokenDesc(containerToken);
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WindowPtr wind = tokenDesc.GetWindowPtr();
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WEReference theWE = tokenDesc.GetWEReference();
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tokenRecord->window = wind;
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tokenRecord->theWE = theWE;
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tokenRecord->elementNumber = (TAEListIndex)itemID;
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}
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#pragma mark -
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/*----------------------------------------------------------------------------
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AEWordClass
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----------------------------------------------------------------------------*/
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AEWordClass::AEWordClass()
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: AEGenericClass(cWord, AETextClass::cTEText)
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{
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}
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/*----------------------------------------------------------------------------
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~AEWordClass
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----------------------------------------------------------------------------*/
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AEWordClass::~AEWordClass()
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{
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}
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#pragma mark -
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/*----------------------------------------------------------------------------
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GetItemFromContainer
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----------------------------------------------------------------------------*/
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void AEWordClass::GetItemFromContainer( DescType desiredClass,
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const AEDesc* containerToken,
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DescType containerClass,
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DescType keyForm,
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const AEDesc* keyData,
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AEDesc* resultToken)
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{
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AEWordIterator wordIterator;
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wordIterator.GetItemFromContainer(desiredClass, containerToken, containerClass, keyForm, keyData, resultToken);
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}
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/*----------------------------------------------------------------------------
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CountObjects
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----------------------------------------------------------------------------*/
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void AEWordClass::CountObjects( DescType desiredType,
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DescType containerClass,
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const AEDesc * container,
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long * result)
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{
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AEWordIterator wordIterator;
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long numItems = wordIterator.GetNumItems(container);
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*result = numItems;
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}
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#pragma mark -
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/*----------------------------------------------------------------------------
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GetDataFromObject
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----------------------------------------------------------------------------*/
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void AEWordClass::GetDataFromObject(const AEDesc *token, AEDesc *desiredTypes, AEDesc *data)
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{
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AETokenDesc tokenDesc(token);
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DescType aDescType = cWord;
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DescType propertyCode = tokenDesc.GetPropertyCode();
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WindowPtr window = tokenDesc.GetWindowPtr();
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WEReference theWE = tokenDesc.GetWEReference();
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TAEListIndex wordIndex = tokenDesc.GetElementNumber();
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OSErr err = noErr;
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long wordStart, wordEnd;
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ThrowErrIfNil(theWE, errAENoSuchObject);
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switch (propertyCode)
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{
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case pProperties:
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err = AECreateList(nil, 0, true, data);
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ThrowIfOSErr(err);
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err = AEPutKeyPtr(data, pObjectType, typeType, &aDescType, sizeof(DescType));
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break;
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case pBestType:
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case pClass:
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case pDefaultType:
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case pObjectType:
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err = AECreateDesc(typeType, &aDescType, sizeof(DescType), data);
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ThrowIfOSErr(err);
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break;
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case pContents:
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case typeNull:
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{
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err = GetWEIndexedWordOffsets(theWE, wordIndex, &wordStart, &wordEnd);
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ThrowIfOSErr(err);
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Handle weHand = WEGetText(theWE);
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StHandleLocker lockHand(weHand);
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err = AECreateDesc(typeChar, *weHand + wordStart, wordEnd - wordStart,data);
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ThrowIfOSErr(err);
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}
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break;
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default:
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Inherited::GetDataFromObject(token, desiredTypes, data);
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break;
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}
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ThrowIfOSErr(err);
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}
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/*----------------------------------------------------------------------------
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GetDataFromObject
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----------------------------------------------------------------------------*/
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void AEWordClass::SetDataForObject(const AEDesc *token, AEDesc *data)
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{
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AETokenDesc tokenDesc(token);
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DescType aDescType = cWord;
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DescType propertyCode = tokenDesc.GetPropertyCode();
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WindowPtr window = tokenDesc.GetWindowPtr();
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WEReference theWE = tokenDesc.GetWEReference();
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TAEListIndex wordIndex = tokenDesc.GetElementNumber();
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OSErr err = noErr;
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long wordStart, wordEnd;
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ThrowErrIfNil(theWE, errAENoSuchObject);
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switch (propertyCode)
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{
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case pContents:
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case typeNull:
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{
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err = GetWEIndexedWordOffsets(theWE, wordIndex, &wordStart, &wordEnd);
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ThrowIfOSErr(err);
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}
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break;
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}
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ThrowIfOSErr(err);
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}
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#pragma mark -
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/*----------------------------------------------------------------------------
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CanSetProperty
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----------------------------------------------------------------------------*/
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Boolean AEWordClass::CanSetProperty(DescType propertyCode)
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{
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Boolean result = false;
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switch (propertyCode)
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{
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case pBestType:
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case pClass:
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case pDefaultType:
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case pObjectType:
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result = false;
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break;
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case typeNull:
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result = true; // contents
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break;
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case pProperties:
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default:
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result = Inherited::CanSetProperty(propertyCode);
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break;
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}
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return result;
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}
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/*----------------------------------------------------------------------------
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CanGetProperty
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----------------------------------------------------------------------------*/
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Boolean AEWordClass::CanGetProperty(DescType propertyCode)
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{
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Boolean result = false;
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switch (propertyCode)
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{
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// Properties we can get:
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case pBestType:
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case pClass:
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case pDefaultType:
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case pObjectType:
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case pProperties:
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result = true;
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break;
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default:
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result = Inherited::CanGetProperty(propertyCode);
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break;
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}
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return result;
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}
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#pragma mark -
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/*----------------------------------------------------------------------------
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CreateSelfSpecifier
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----------------------------------------------------------------------------*/
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void AEWordClass::CreateSelfSpecifier(const AEDesc *token, AEDesc *outSpecifier)
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{
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AETokenDesc tokenDesc(token);
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WEReference theWE = tokenDesc.GetWEReference();
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TAEListIndex wordIndex = tokenDesc.GetElementNumber();
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AEDesc selfDesc = { typeNull, nil };
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AEDesc containerSpecifier = { typeNull, nil };
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OSErr err = noErr;
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GetContainerSpecifier(token, &containerSpecifier);
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err = ::AECreateDesc(typeLongInteger, &wordIndex, sizeof(TAEListIndex), &selfDesc);
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ThrowIfOSErr(err);
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err = ::CreateObjSpecifier(mClass, &containerSpecifier, formAbsolutePosition, &selfDesc, true, outSpecifier);
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ThrowIfOSErr(err);
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}
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