143 lines
4.0 KiB
C++
143 lines
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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*/
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#include "nsString.h"
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#include "nsReadableUtils.h"
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#include "nsVoidArray.h"
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#include "nsCommandGroup.h"
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/* Implementation file */
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NS_IMPL_ISUPPORTS1(nsControllerCommandGroup, nsIControllerCommandGroup)
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nsControllerCommandGroup::nsControllerCommandGroup()
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{
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NS_INIT_ISUPPORTS();
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}
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nsControllerCommandGroup::~nsControllerCommandGroup()
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{
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ClearGroupsHash();
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}
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void
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nsControllerCommandGroup::ClearGroupsHash()
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{
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mGroupsHash.Reset(ClearEnumerator, (void *)this);
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}
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#if 0
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#pragma mark -
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#endif
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/* void addCommandToGroup (in DOMString aCommand, in DOMString aGroup); */
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NS_IMETHODIMP
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nsControllerCommandGroup::AddCommandToGroup(const nsAReadableString & aCommand, const nsAReadableString & aGroup)
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{
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nsStringKey groupKey(aGroup);
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nsVoidArray* commandList;
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if ((commandList = (nsVoidArray *)mGroupsHash.Get(&groupKey)) == nsnull)
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{
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// make this list
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commandList = new nsVoidArray;
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mGroupsHash.Put(&groupKey, (void *)commandList);
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}
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// add the command to the list. Note that we're not checking for duplicates here
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PRUnichar* commandString = ToNewUnicode(aCommand); // we store allocated PRUnichar* in the array
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if (!commandString) return NS_ERROR_OUT_OF_MEMORY;
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PRBool appended = commandList->AppendElement((void *)commandString);
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NS_ASSERTION(appended, "Append failed");
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return NS_OK;
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}
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/* void removeCommandFromGroup (in DOMString aCommand, in DOMString aGroup); */
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NS_IMETHODIMP
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nsControllerCommandGroup::RemoveCommandFromGroup(const nsAReadableString & aCommand, const nsAReadableString & aGroup)
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{
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nsStringKey groupKey(aGroup);
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nsVoidArray* commandList = (nsVoidArray *)mGroupsHash.Get(&groupKey);
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if (!commandList) return NS_OK; // no group
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PRInt32 numEntries = commandList->Count();
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for (PRInt32 i = 0; i < numEntries; i ++)
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{
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PRUnichar* commandString = (PRUnichar*)commandList->ElementAt(i);
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if (aCommand.Equals(commandString))
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{
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commandList->RemoveElementAt(i);
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nsMemory::Free(commandString);
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break;
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}
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}
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return NS_OK;
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}
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/* boolean isCommandInGroup (in DOMString aCommand, in DOMString aGroup); */
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NS_IMETHODIMP
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nsControllerCommandGroup::IsCommandInGroup(const nsAReadableString & aCommand, const nsAReadableString & aGroup, PRBool *_retval)
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{
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NS_ENSURE_ARG_POINTER(_retval);
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*_retval = PR_FALSE;
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nsStringKey groupKey(aGroup);
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nsVoidArray* commandList = (nsVoidArray *)mGroupsHash.Get(&groupKey);
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if (!commandList) return NS_OK; // no group
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PRInt32 numEntries = commandList->Count();
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for (PRInt32 i = 0; i < numEntries; i ++)
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{
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PRUnichar* commandString = (PRUnichar*)commandList->ElementAt(i);
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if (aCommand.Equals(commandString))
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{
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*_retval = PR_TRUE;
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break;
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}
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}
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return NS_OK;
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}
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#if 0
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#pragma mark -
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#endif
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PRBool nsControllerCommandGroup::ClearEnumerator(nsHashKey *aKey, void *aData, void* closure)
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{
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nsVoidArray* commandList = (nsVoidArray *)aData;
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if (commandList)
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{
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PRInt32 numEntries = commandList->Count();
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for (PRInt32 i = 0; i < numEntries; i ++)
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{
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PRUnichar* commandString = (PRUnichar*)commandList->ElementAt(i);
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nsMemory::Free(commandString);
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}
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delete commandList;
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}
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return PR_TRUE;
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}
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