An "attempt" at using LLMozLib sources as a base for a gecko based embedded browser.
This commit is contained in:
Robert Osfield
451
examples/osgbrowser/llembeddedbrowser.cpp
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451
examples/osgbrowser/llembeddedbrowser.cpp
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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 Linden Lab Inc. (http://lindenlab.com) code.
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*
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* The Initial Developer of the Original Code is:
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* Callum Prentice (callum@ubrowser.com)
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*
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* Portions created by the Initial Developer are Copyright (C) 2006
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Callum Prentice (callum@ubrowser.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 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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// Windows specific switches
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#ifdef WIN32
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// appears to be required by LibXUL/Mozilla code to avoid crashes in debug versions of their code (undef'd at end of this file)
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#ifdef _DEBUG
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#define DEBUG 1
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#endif
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#endif // WIN32
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#include <iostream>
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#include "llembeddedbrowser.h"
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#include "llembeddedbrowserwindow.h"
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#ifdef WIN32
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#pragma warning( disable : 4265 ) // "class has virtual functions, but destructor is not virtual"
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#pragma warning( disable : 4291 ) // (no matching operator delete found; memory will not be freed if initialization throws an exception)
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#endif // WIN32
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#include "nsBuildID.h"
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#include "nsICacheService.h"
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#include "nsICookieManager.h"
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#include "nsIPref.h"
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#include "nsNetCID.h"
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#include "nsProfileDirServiceProvider.h"
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#include "nsXULAppAPI.h"
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#include "nsIAppShell.h"
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#include "nsIPromptService.h"
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#include "time.h"
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#include "nsWidgetsCID.h"
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#include "nsNetCID.h"
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static nsIAppShell *sAppShell = nsnull;
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// singleton pattern - initialization
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LLEmbeddedBrowser* LLEmbeddedBrowser::sInstance = 0;
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////////////////////////////////////////////////////////////////////////////////
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//
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LLEmbeddedBrowser::LLEmbeddedBrowser() :
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mErrorNum( 0 ),
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mNativeWindowHandle( 0 )
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{
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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LLEmbeddedBrowser::~LLEmbeddedBrowser()
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{
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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LLEmbeddedBrowser* LLEmbeddedBrowser::getInstance()
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{
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if ( ! sInstance )
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{
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sInstance = new LLEmbeddedBrowser;
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};
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return sInstance;
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};
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////////////////////////////////////////////////////////////////////////////////
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//
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void LLEmbeddedBrowser::setLastError( int errorNumIn )
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{
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mErrorNum = errorNumIn;
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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void LLEmbeddedBrowser::clearLastError()
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{
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mErrorNum = 0x0000;
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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int LLEmbeddedBrowser::getLastError()
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{
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return mErrorNum;
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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std::string LLEmbeddedBrowser::getGREVersion()
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{
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// take the string directly from Mozilla
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return std::string( GRE_BUILD_ID );
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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bool LLEmbeddedBrowser::init( std::string applicationDir,
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std::string componentDir,
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std::string profileDir,
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void* nativeWindowHandleIn )
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{
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mNativeWindowHandle = nativeWindowHandleIn;
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NS_ConvertUTF8toUTF16 applicationDirUTF16(applicationDir.c_str());
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NS_ConvertUTF8toUTF16 componentDirUTF16(componentDir.c_str());
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NS_ConvertUTF8toUTF16 profileDirUTF16(profileDir.c_str());
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nsCOMPtr< nsILocalFile > applicationDirNative;
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nsresult result = NS_NewLocalFile( applicationDirUTF16, PR_FALSE, getter_AddRefs( applicationDirNative ) );
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if ( NS_FAILED( result ) )
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{
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setLastError( 0x1000 );
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return false;
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};
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nsCOMPtr< nsILocalFile > componentDirNative;
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result = NS_NewLocalFile( componentDirUTF16 , PR_FALSE, getter_AddRefs( componentDirNative ) );
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if ( NS_FAILED( result ) )
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{
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setLastError( 0x1001 );
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return false;
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};
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result = XRE_InitEmbedding( componentDirNative, applicationDirNative, nsnull, nsnull, 0 );
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if ( NS_FAILED( result ) )
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{
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setLastError( 0x1002 );
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return false;
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};
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nsCOMPtr< nsILocalFile > profileDirNative;
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result = NS_NewLocalFile( profileDirUTF16 , PR_TRUE, getter_AddRefs( profileDirNative ) );
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if ( NS_FAILED( result ) )
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{
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setLastError( 0x1007 );
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return false;
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};
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#if 0
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nsCOMPtr< nsProfileDirServiceProvider > locProvider;
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NS_NewProfileDirServiceProvider( PR_TRUE, getter_AddRefs( locProvider ) );
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if ( ! locProvider )
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{
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setLastError( 0x1003 );
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XRE_TermEmbedding();
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return PR_FALSE;
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};
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result = locProvider->Register();
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if ( NS_FAILED( result ) )
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{
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setLastError( 0x1004 );
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XRE_TermEmbedding();
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return PR_FALSE;
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};
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result = locProvider->SetProfileDir( profileDirNative );
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if ( NS_FAILED( result ) )
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{
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setLastError( 0x1005 );
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XRE_TermEmbedding();
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return PR_FALSE;
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};
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#endif
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nsCOMPtr<nsIPref> pref = do_CreateInstance( NS_PREF_CONTRACTID );
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if ( pref )
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{
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pref->SetBoolPref( "security.warn_entering_secure", PR_FALSE );
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pref->SetBoolPref( "security.warn_entering_weak", PR_FALSE );
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pref->SetBoolPref( "security.warn_leaving_secure", PR_FALSE );
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pref->SetBoolPref( "security.warn_submit_insecure", PR_FALSE );
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pref->SetBoolPref( "network.protocol-handler.warn-external-default", PR_FALSE );
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}
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else
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{
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setLastError( 0x1006 );
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};
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// disable proxy by default
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enableProxy( false, "", 0 );
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// Originally from Linux version but seems to help other platforms too
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nsresult rv;
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nsCOMPtr<nsIAppShell> appShell;
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NS_DEFINE_CID(kAppShellCID, NS_APPSHELL_CID);
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appShell = do_CreateInstance(kAppShellCID, &rv);
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if (!appShell)
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{
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setLastError( 0x1008 );
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return PR_FALSE;
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}
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sAppShell = appShell.get();
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NS_ADDREF(sAppShell);
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sAppShell->Create(0, nsnull);
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sAppShell->Spinup();
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clearLastError();
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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bool LLEmbeddedBrowser::reset()
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{
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XRE_TermEmbedding();
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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bool LLEmbeddedBrowser::clearCache()
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{
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nsCOMPtr< nsICacheService > cacheService = do_GetService( NS_CACHESERVICE_CONTRACTID );
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if (! cacheService)
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return false;
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cacheService->EvictEntries( nsICache::STORE_ANYWHERE );
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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bool LLEmbeddedBrowser::enableProxy( bool proxyEnabledIn, std::string proxyHostNameIn, int proxyPortIn )
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{
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nsCOMPtr<nsIPref> pref = do_CreateInstance( NS_PREF_CONTRACTID );
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if ( pref )
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{
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if ( proxyEnabledIn )
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pref->SetIntPref( "network.proxy.type", 1 );
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else
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pref->SetIntPref( "network.proxy.type", 0 );
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pref->SetCharPref( "network.proxy.ssl", proxyHostNameIn.c_str() );
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pref->SetIntPref( "network.proxy.ssl_port", proxyPortIn );
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pref->SetCharPref( "network.proxy.ftp", proxyHostNameIn.c_str() );
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pref->SetIntPref( "network.proxy.ftp_port", proxyPortIn );
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pref->SetCharPref( "network.proxy.gopher", proxyHostNameIn.c_str() );
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pref->SetIntPref( "network.proxy.gopher_port", proxyPortIn );
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pref->SetCharPref( "network.proxy.http", proxyHostNameIn.c_str() );
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pref->SetIntPref( "network.proxy.http_port", proxyPortIn );
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pref->SetBoolPref( "network.proxy.share_proxy_settings", true );
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return true;
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};
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return false;
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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bool LLEmbeddedBrowser::enableCookies( bool enabledIn )
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{
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nsCOMPtr<nsIPref> pref = do_CreateInstance( NS_PREF_CONTRACTID );
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if ( pref )
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{
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if ( enabledIn )
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pref->SetIntPref( "network.cookie.cookieBehavior", 0 );
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else
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pref->SetIntPref( "network.cookie.cookieBehavior", 2 );
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return true;
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}
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return false;
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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bool LLEmbeddedBrowser::clearAllCookies()
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{
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nsCOMPtr< nsICookieManager > cookieManager = do_GetService( NS_COOKIEMANAGER_CONTRACTID );
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if ( ! cookieManager )
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return false;
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cookieManager->RemoveAll();
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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bool LLEmbeddedBrowser::enablePlugins( bool enabledIn )
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{
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nsCOMPtr<nsIPref> pref = do_CreateInstance( NS_PREF_CONTRACTID );
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if ( pref )
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{
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if ( enabledIn )
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{
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pref->SetBoolPref( "plugin.scan.plid.all", PR_TRUE );
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pref->SetBoolPref( "xpinstall-enabled", PR_TRUE );
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}
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else
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{
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pref->SetBoolPref( "plugin.scan.plid.all", PR_FALSE );
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pref->SetBoolPref( "xpinstall-enabled", PR_FALSE );
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pref->SetBoolPref( "plugin.scan.4xPluginFolder", PR_FALSE );
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pref->SetCharPref( "plugin.scan.Quicktime", "20.0" );
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pref->SetCharPref( "plugin.scan.Acrobat", "99.0" );
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pref->SetCharPref( "plugin.scan.SunJRE", "99.0" );
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pref->SetCharPref( "plugin.scan.WindowsMediaPlayer", "99.0" );
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};
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return true;
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};
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return false;
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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void LLEmbeddedBrowser::setBrowserAgentId( std::string idIn )
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{
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nsCOMPtr<nsIPref> pref = do_CreateInstance( NS_PREF_CONTRACTID );
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if ( pref )
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{
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pref->SetCharPref( "general.useragent.extra.* ", idIn.c_str() );
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};
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}
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////////////////////////////////////////////////////////////////////////////////
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//
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LLEmbeddedBrowserWindow* LLEmbeddedBrowser::createBrowserWindow( int browserWidthIn, int browserHeightIn )
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{
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nsCOMPtr< nsIWebBrowserChrome > chrome;
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LLEmbeddedBrowserWindow* newWin = new LLEmbeddedBrowserWindow();
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if ( ! newWin )
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{
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return 0;
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};
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nsIWebBrowserChrome** aNewWindow = getter_AddRefs( chrome );
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CallQueryInterface( NS_STATIC_CAST( nsIWebBrowserChrome*, newWin ), aNewWindow );
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NS_ADDREF( *aNewWindow );
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newWin->SetChromeFlags( nsIWebBrowserChrome::CHROME_ALL );
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nsCOMPtr< nsIWebBrowser > newBrowser;
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newWin->createBrowser( mNativeWindowHandle, browserWidthIn, browserHeightIn, getter_AddRefs( newBrowser ) );
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if ( ! newBrowser )
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{
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return 0;
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};
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if ( newWin && chrome )
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{
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newWin->setParent( this );
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nsCOMPtr< nsIWebBrowser > newBrowser;
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chrome->GetWebBrowser( getter_AddRefs( newBrowser ) );
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nsCOMPtr< nsIWebNavigation > webNav( do_QueryInterface ( newBrowser ) );
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webNav->LoadURI( NS_ConvertUTF8toUTF16( "about:blank" ).get(), nsIWebNavigation::LOAD_FLAGS_NONE, nsnull, nsnull, nsnull );
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clearLastError();
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return newWin;
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};
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setLastError( 0x2001 );
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return 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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//
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bool LLEmbeddedBrowser::destroyBrowserWindow( LLEmbeddedBrowserWindow* browserWindowIn )
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{
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nsCOMPtr< nsIWebBrowser > webBrowser;
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nsCOMPtr< nsIWebNavigation > webNavigation;
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browserWindowIn->GetWebBrowser( getter_AddRefs( webBrowser ) );
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webNavigation = do_QueryInterface( webBrowser );
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if ( webNavigation )
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{
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webNavigation->Stop( nsIWebNavigation::STOP_ALL );
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};
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nsCOMPtr< nsIWebBrowser > browser = nsnull;
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browserWindowIn->GetWebBrowser( getter_AddRefs( browser ) );
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nsCOMPtr< nsIBaseWindow > browserAsWin = do_QueryInterface( browser );
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if ( browserAsWin )
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{
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browserAsWin->Destroy();
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};
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browserWindowIn->SetWebBrowser( nsnull );
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NS_RELEASE( browserWindowIn );
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delete browserWindowIn;
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clearLastError();
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return true;
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}
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// Windows specific switches
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#ifdef WIN32
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#pragma warning( 3 : 4291 ) // (no matching operator delete found; memory will not be freed if initialization throws an exception)
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#pragma warning( 3 : 4265 ) // "class has virtual functions, but destructor is not virtual"
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// #define required by this file for LibXUL/Mozilla code to avoid crashes in their debug code
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#ifdef _DEBUG
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#undef DEBUG
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#endif
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#endif // WIN32
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Reference in New Issue
Block a user