зеркало из https://github.com/mozilla/gecko-dev.git
210 строки
6.5 KiB
C++
210 строки
6.5 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: NPL 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 Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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 NPL, 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 NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsMemory.h"
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#include "nsWindowUtils.h"
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#include "nsAETokens.h"
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#include "nsAEGetURLSuiteHandler.h"
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#include "nsCommandLineServiceMac.h"
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#include "nsCOMPtr.h"
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#include "nsIServiceManager.h"
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#include "nsIPref.h"
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#include "nsIWindowMediator.h"
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#include "nsIXULWindow.h"
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using namespace nsWindowUtils;
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PRBool AEGetURLSuiteHandler::sReuseWindowPrefInited = PR_FALSE;
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PRBool AEGetURLSuiteHandler::sReuseWindow = PR_FALSE;
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/*----------------------------------------------------------------------------
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AEGetURLSuiteHandler
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----------------------------------------------------------------------------*/
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AEGetURLSuiteHandler::AEGetURLSuiteHandler()
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{
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if ( !sReuseWindowPrefInited ) {
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nsCOMPtr<nsIPref> prefService ( do_GetService(NS_PREF_CONTRACTID) );
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if ( prefService ) {
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prefService->GetBoolPref("browser.always_reuse_window", &sReuseWindow);
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prefService->RegisterCallback("browser.always_reuse_window", ReuseWindowPrefCallback, nsnull);
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}
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sReuseWindowPrefInited = PR_TRUE;
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}
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}
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/*----------------------------------------------------------------------------
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~AEGetURLSuiteHandler
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----------------------------------------------------------------------------*/
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AEGetURLSuiteHandler::~AEGetURLSuiteHandler()
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{
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}
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/*----------------------------------------------------------------------------
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HandleGetURLSuiteEvent
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----------------------------------------------------------------------------*/
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void AEGetURLSuiteHandler::HandleGetURLSuiteEvent(const AppleEvent *appleEvent, AppleEvent *reply)
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{
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OSErr err = noErr;
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AEEventID eventID;
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OSType typeCode;
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Size actualSize = 0L;
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// Get the event ID
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err = AEGetAttributePtr(appleEvent, keyEventIDAttr,
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typeType,
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&typeCode,
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(Ptr)&eventID,
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sizeof(eventID),
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&actualSize);
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ThrowIfOSErr(err);
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try
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{
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switch (eventID)
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{
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case kGetURLEvent:
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HandleGetURLEvent(appleEvent, reply);
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break;
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default:
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ThrowOSErr(errAEEventNotHandled);
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break;
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}
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}
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catch (OSErr catchErr)
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{
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PutReplyErrorNumber(reply, catchErr);
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throw;
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}
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catch ( ... )
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{
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PutReplyErrorNumber(reply, paramErr);
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throw;
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}
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}
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/*----------------------------------------------------------------------------
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HandleGetURLEvent
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----------------------------------------------------------------------------*/
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void AEGetURLSuiteHandler::HandleGetURLEvent(const AppleEvent *appleEvent, AppleEvent *reply)
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{
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StAEDesc directParameter;
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WindowPtr targetWindow = NULL;
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OSErr err;
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// extract the direct parameter (an object specifier)
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err = ::AEGetKeyDesc(appleEvent, keyDirectObject, typeWildCard, &directParameter);
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ThrowIfOSErr(err);
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// we need to look for other parameters, to do with destination etc.
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long dataSize = directParameter.GetDataSize();
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char* urlString = (char *)nsMemory::Alloc(dataSize + 1);
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ThrowIfNil(urlString);
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directParameter.GetCString(urlString, dataSize + 1);
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// get the destination window, if applicable
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StAEDesc openInWindowDesc;
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err = ::AEGetKeyDesc(appleEvent, kInsideWindowParameter, typeObjectSpecifier, &openInWindowDesc);
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if (err != errAEDescNotFound)
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{
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// resolve the object specifier into a token record
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StAEDesc tokenDesc;
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err = ::AEResolve(&openInWindowDesc, kAEIDoMinimum, &tokenDesc);
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ThrowIfOSErr(err);
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ConstAETokenDesc tokenContainer(&tokenDesc);
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targetWindow = tokenContainer.GetWindowPtr();
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}
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// if the AE didn't specify a target, the user may still want it to reuse
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// an existing window. Look if they have the pref specified. If they did
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// specify the window, we have its windowPtr so dispatch to that.
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PRBool dispatched = PR_FALSE;
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if ( !targetWindow )
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{
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if ( sReuseWindow ) {
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nsCOMPtr<nsIWindowMediator> mediator ( do_GetService(NS_WINDOWMEDIATOR_CONTRACTID) );
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if ( mediator ) {
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nsCOMPtr<nsISimpleEnumerator> windowEnum;
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mediator->GetZOrderXULWindowEnumerator(NS_LITERAL_STRING("navigator:browser").get(), PR_TRUE, getter_AddRefs(windowEnum));
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if ( windowEnum ) {
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nsCOMPtr<nsISupports> windowSupports;
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windowEnum->GetNext(getter_AddRefs(windowSupports));
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nsCOMPtr<nsIXULWindow> xulwindow ( do_QueryInterface(windowSupports) );
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if ( xulwindow )
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LoadURLInXULWindow(xulwindow, urlString);
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else
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LoadURLInWindow(nsnull, urlString);
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}
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}
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}
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else
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LoadURLInWindow(nsnull, urlString);
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}
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else
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LoadURLInWindow(targetWindow, urlString);
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nsMemory::Free(urlString);
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}
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int
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AEGetURLSuiteHandler::ReuseWindowPrefCallback ( const char* inPref, void* inClosure )
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{
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nsCOMPtr<nsIPref> prefService ( do_GetService(NS_PREF_CONTRACTID) );
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if ( prefService )
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prefService->GetBoolPref("browser.always_reuse_window", &sReuseWindow);
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return NS_OK;
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}
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