Changes to match new version of llqtwebkit -- passing modifier keys through to most user events and using new scroll wheel event.

1 files changed, 861 insertions, 842 deletions

diff --git a/indra/media_plugins/webkit/media_plugin_webkit.cpp b/indra/media_plugins/webkit/media_plugin_webkit.cpp
index 6c54f63859..e42f9739f4 100644
--- a/indra/media_plugins/webkit/media_plugin_webkit.cpp
+++ b/indra/media_plugins/webkit/media_plugin_webkit.cpp
@@ -1,842 +1,861 @@
-/** 

- * @file media_plugin_webkit.cpp

- * @brief Webkit plugin for LLMedia API plugin system

- *

- * $LicenseInfo:firstyear=2008&license=viewergpl$

- *

- * Copyright (c) 2008, Linden Research, Inc.

- * 

- * Second Life Viewer Source Code

- * The source code in this file ("Source Code") is provided by Linden Lab

- * to you under the terms of the GNU General Public License, version 2.0

- * ("GPL"), unless you have obtained a separate licensing agreement

- * ("Other License"), formally executed by you and Linden Lab.  Terms of

- * the GPL can be found in doc/GPL-license.txt in this distribution, or

- * online at http://secondlife.com/developers/opensource/gplv2

- * 

- * There are special exceptions to the terms and conditions of the GPL as

- * it is applied to this Source Code. View the full text of the exception

- * in the file doc/FLOSS-exception.txt in this software distribution, or

- * online at http://secondlife.com/developers/opensource/flossexception

- * 

- * By copying, modifying or distributing this software, you acknowledge

- * that you have read and understood your obligations described above,

- * and agree to abide by those obligations.

- * 

- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO

- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,

- * COMPLETENESS OR PERFORMANCE.

- * $/LicenseInfo$

- */

-

-#include "llqtwebkit.h"

-

-#include "linden_common.h"

-#include "indra_constants.h" // for indra keyboard codes

-

-#include "llgl.h"

-

-#include "llplugininstance.h"

-#include "llpluginmessage.h"

-#include "llpluginmessageclasses.h"

-#include "media_plugin_base.h"

-

-#if LL_WINDOWS

-#include <direct.h>

-#else

-#include <unistd.h>

-#include <stdlib.h>

-#endif

-

-#if LL_WINDOWS

-	// *NOTE:Mani - This captures the module handle fo rthe dll. This is used below

-	// to get the path to this dll for webkit initialization.

-	// I don't know how/if this can be done with apr...

-	namespace {	HMODULE gModuleHandle;};

-	BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)

-	{

-		gModuleHandle = (HMODULE) hinstDLL;

-		return TRUE;

-	}

-#endif

-

-////////////////////////////////////////////////////////////////////////////////

-//

-class MediaPluginWebKit : 

-		public MediaPluginBase,

-		public LLEmbeddedBrowserWindowObserver

-{

-public:

-	MediaPluginWebKit(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data);

-	~MediaPluginWebKit();

-

-	/*virtual*/ void receiveMessage(const char *message_string);

-

-private:

-

-	int mBrowserWindowId;

-	bool mBrowserInitialized;

-	bool mNeedsUpdate;

-

-	bool	mCanCut;

-	bool	mCanCopy;

-	bool	mCanPaste;

-	

-	////////////////////////////////////////////////////////////////////////////////

-	//

-	void update(int milliseconds)

-	{

-		LLQtWebKit::getInstance()->pump( milliseconds );

-		

-		checkEditState();

-		

-		if ( mNeedsUpdate )

-		{

-			const unsigned char* browser_pixels = LLQtWebKit::getInstance()->grabBrowserWindow( mBrowserWindowId );

-

-			unsigned int buffer_size = LLQtWebKit::getInstance()->getBrowserRowSpan( mBrowserWindowId ) * LLQtWebKit::getInstance()->getBrowserHeight( mBrowserWindowId );

-			

-//			std::cerr << "webkit plugin: updating" << std::endl;

-			

-			// TODO: should get rid of this memcpy if possible

-			if ( mPixels && browser_pixels )

-			{

-//				std::cerr << "    memcopy of " << buffer_size << " bytes" << std::endl;

-				memcpy( mPixels, browser_pixels, buffer_size );

-			}

-

-			if ( mWidth > 0 && mHeight > 0 )

-			{

-//				std::cerr << "Setting dirty, " << mWidth << " x " << mHeight << std::endl;

-				setDirty( 0, 0, mWidth, mHeight );

-			}

-

-			mNeedsUpdate = false;

-		};

-	};

-

-	////////////////////////////////////////////////////////////////////////////////

-	//

-	bool initBrowser()

-	{

-		// already initialized

-		if ( mBrowserInitialized )

-			return true;

-

-		// not enough information to initialize the browser yet.

-		if ( mWidth < 0 || mHeight < 0 || mDepth < 0 || 

-				mTextureWidth < 0 || mTextureHeight < 0 )

-		{

-			return false;

-		};

-

-		// set up directories

-		char cwd[ FILENAME_MAX ];	// I *think* this is defined on all platforms we use

-		if (NULL == getcwd( cwd, FILENAME_MAX - 1 ))

-		{

-			llwarns << "Couldn't get cwd - probably too long - failing to init." << llendl;

-			return false;

-		}

-		std::string application_dir = std::string( cwd );

-

-#if LL_WINDOWS

-		//*NOTE:Mani - On windows, at least, the component path is the

-		// location of this dll's image file. 

-		std::string component_dir;

-		char dll_path[_MAX_PATH];

-		DWORD len = GetModuleFileNameA(gModuleHandle, (LPCH)&dll_path, _MAX_PATH);

-		while(len && dll_path[ len ] != ('\\') )

-		{

-			len--;

-		}

-		if(len >= 0)

-		{

-			dll_path[len] = 0;

-			component_dir = dll_path;

-		}

-		else

-		{

-			// *NOTE:Mani - This case should be an rare exception. 

-			// GetModuleFileNameA should always give you a full path, no?

-			component_dir = application_dir;

-		}

-#else

-		std::string component_dir = application_dir;

-#endif

-		std::string profileDir = application_dir + "/" + "browser_profile";		// cross platform?

-

-		// window handle - needed on Windows and must be app window.

-#if LL_WINDOWS

-		char window_title[ MAX_PATH ];

-		GetConsoleTitleA( window_title, MAX_PATH );

-		void* native_window_handle = (void*)FindWindowA( NULL, window_title );

-#else

-		void* native_window_handle = 0;

-#endif

-

-		// main browser initialization

-		bool result = LLQtWebKit::getInstance()->init( application_dir, component_dir, profileDir, native_window_handle );

-		if ( result )

-		{

-			// create single browser window

-			mBrowserWindowId = LLQtWebKit::getInstance()->createBrowserWindow( mWidth, mHeight );

-

-#if LL_WINDOWS

-			// Enable plugins

-			LLQtWebKit::getInstance()->enablePlugins(true);

-#elif LL_DARWIN

-			// Disable plugins

-			LLQtWebKit::getInstance()->enablePlugins(false);

-#elif LL_LINUX

-			// Disable plugins

-			LLQtWebKit::getInstance()->enablePlugins(false);

-#endif

-            

-			// tell LLQtWebKit about the size of the browser window

-			LLQtWebKit::getInstance()->setSize( mBrowserWindowId, mWidth, mHeight );

-

-			// observer events that LLQtWebKit emits

-			LLQtWebKit::getInstance()->addObserver( mBrowserWindowId, this );

-

-			// append details to agent string

-			LLQtWebKit::getInstance()->setBrowserAgentId( "LLPluginMedia Web Browser" );

-

-			// don't flip bitmap

-			LLQtWebKit::getInstance()->flipWindow( mBrowserWindowId, true );

-			

-			// Set the background color to black

-			LLQtWebKit::getInstance()->

-			// set background color to be black - mostly for initial login page

-			LLQtWebKit::getInstance()->setBackgroundColor( mBrowserWindowId, 0x00, 0x00, 0x00 );

-

-			// go to the "home page"

-			// Don't do this here -- it causes the dreaded "white flash" when loading a browser instance.

-//			LLQtWebKit::getInstance()->navigateTo( mBrowserWindowId, "about:blank" );

-

-			// set flag so we don't do this again

-			mBrowserInitialized = true;

-

-			return true;

-		};

-

-		return false;

-	};

-

-	////////////////////////////////////////////////////////////////////////////////

-	// virtual

-	void onCursorChanged(const EventType& event)

-	{

-		LLQtWebKit::ECursor llqt_cursor = (LLQtWebKit::ECursor)event.getIntValue();

-		std::string name;

-

-		switch(llqt_cursor)

-		{

-			case LLQtWebKit::C_ARROW:

-				name = "arrow";

-			break;

-			case LLQtWebKit::C_IBEAM:

-				name = "ibeam";

-			break;

-			case LLQtWebKit::C_SPLITV:

-				name = "splitv";

-			break;

-			case LLQtWebKit::C_SPLITH:

-				name = "splith";

-			break;

-			case LLQtWebKit::C_POINTINGHAND:

-				name = "hand";

-			break;

-			

-			default:

-				llwarns << "Unknown cursor ID: " << (int)llqt_cursor << llendl;

-			break;

-		}

-		

-		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "cursor_changed");

-		message.setValue("name", name);

-		sendMessage(message);

-	}

-

-	////////////////////////////////////////////////////////////////////////////////

-	// virtual

-	void onPageChanged( const EventType& event )

-	{

-		// flag that an update is required

-		mNeedsUpdate = true;

-	};

-

-	////////////////////////////////////////////////////////////////////////////////

-	// virtual

-	void onNavigateBegin(const EventType& event)

-	{

-		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "navigate_begin");

-		message.setValue("uri", event.getEventUri());

-		sendMessage(message);

-

-		setStatus(STATUS_LOADING);

-	}

-

-	////////////////////////////////////////////////////////////////////////////////

-	// virtual

-	void onNavigateComplete(const EventType& event)

-	{

-		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "navigate_complete");

-		message.setValue("uri", event.getEventUri());

-		message.setValueS32("result_code", event.getIntValue());

-		message.setValue("result_string", event.getStringValue());

-		message.setValueBoolean("history_back_available", LLQtWebKit::getInstance()->userActionIsEnabled( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_BACK));

-		message.setValueBoolean("history_forward_available", LLQtWebKit::getInstance()->userActionIsEnabled( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_FORWARD));

-		sendMessage(message);

-		

-		setStatus(STATUS_LOADED);

-	}

-

-	////////////////////////////////////////////////////////////////////////////////

-	// virtual

-	void onUpdateProgress(const EventType& event)

-	{

-		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "progress");

-		message.setValueS32("percent", event.getIntValue());

-		sendMessage(message);

-	}

-	

-	////////////////////////////////////////////////////////////////////////////////

-	// virtual

-	void onStatusTextChange(const EventType& event)

-	{

-		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "status_text");

-		message.setValue("status", event.getStringValue());

-		sendMessage(message);

-	}

-

-	////////////////////////////////////////////////////////////////////////////////

-	// virtual

-	void onTitleChange(const EventType& event)

-	{

-		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "name_text");

-		message.setValue("name", event.getStringValue());

-		sendMessage(message);

-	}

-

-	////////////////////////////////////////////////////////////////////////////////

-	// virtual

-	void onLocationChange(const EventType& event)

-	{

-		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "location_changed");

-		message.setValue("uri", event.getEventUri());

-		sendMessage(message);

-	}

-	

-	////////////////////////////////////////////////////////////////////////////////

-	// virtual

-	void onClickLinkHref(const EventType& event)

-	{

-		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "click_href");

-		message.setValue("uri", event.getStringValue());

-		message.setValue("target", event.getStringValue2());

-		sendMessage(message);

-	}

-	

-	////////////////////////////////////////////////////////////////////////////////

-	// virtual

-	void onClickLinkNoFollow(const EventType& event)

-	{

-		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "click_nofollow");

-		message.setValue("uri", event.getStringValue());

-		sendMessage(message);

-	}

-

-	////////////////////////////////////////////////////////////////////////////////

-	//

-	void mouseDown( int x, int y )

-	{

-		LLQtWebKit::getInstance()->mouseDown( mBrowserWindowId, x, y );

-	};

-

-	////////////////////////////////////////////////////////////////////////////////

-	//

-	void mouseUp( int x, int y )

-	{

-		LLQtWebKit::getInstance()->mouseUp( mBrowserWindowId, x, y );

-		LLQtWebKit::getInstance()->focusBrowser( mBrowserWindowId, true );

-		checkEditState();

-	};

-

-	////////////////////////////////////////////////////////////////////////////////

-	//

-	void mouseMove( int x, int y )

-	{

-		LLQtWebKit::getInstance()->mouseMove( mBrowserWindowId, x, y );

-	};

-

-	////////////////////////////////////////////////////////////////////////////////

-	//

-	void keyPress( int key )

-	{

-		int llqt_key;

-		

-		// The incoming values for 'key' will be the ones from indra_constants.h

-		// the outgoing values are the ones from llqtwebkit.h

-		

-		switch((KEY)key)

-		{

-			// This is the list that the llqtwebkit implementation actually maps into Qt keys.

-//			case KEY_XXX:			llqt_key = LL_DOM_VK_CANCEL;			break;

-//			case KEY_XXX:			llqt_key = LL_DOM_VK_HELP;			break;

-			case KEY_BACKSPACE:		llqt_key = LL_DOM_VK_BACK_SPACE;		break;

-			case KEY_TAB:			llqt_key = LL_DOM_VK_TAB;			break;

-//			case KEY_XXX:			llqt_key = LL_DOM_VK_CLEAR;			break;

-			case KEY_RETURN:		llqt_key = LL_DOM_VK_RETURN;			break;

-			case KEY_PAD_RETURN:	llqt_key = LL_DOM_VK_ENTER;			break;

-			case KEY_SHIFT:			llqt_key = LL_DOM_VK_SHIFT;			break;

-			case KEY_CONTROL:		llqt_key = LL_DOM_VK_CONTROL;		break;

-			case KEY_ALT:			llqt_key = LL_DOM_VK_ALT;			break;

-//			case KEY_XXX:			llqt_key = LL_DOM_VK_PAUSE;			break;

-			case KEY_CAPSLOCK:		llqt_key = LL_DOM_VK_CAPS_LOCK;		break;

-			case KEY_ESCAPE:		llqt_key = LL_DOM_VK_ESCAPE;			break;

-			case KEY_PAGE_UP:		llqt_key = LL_DOM_VK_PAGE_UP;		break;

-			case KEY_PAGE_DOWN:		llqt_key = LL_DOM_VK_PAGE_DOWN;		break;

-			case KEY_END:			llqt_key = LL_DOM_VK_END;			break;

-			case KEY_HOME:			llqt_key = LL_DOM_VK_HOME;			break;

-			case KEY_LEFT:			llqt_key = LL_DOM_VK_LEFT;			break;

-			case KEY_UP:			llqt_key = LL_DOM_VK_UP;				break;

-			case KEY_RIGHT:			llqt_key = LL_DOM_VK_RIGHT;			break;

-			case KEY_DOWN:			llqt_key = LL_DOM_VK_DOWN;			break;

-//			case KEY_XXX:			llqt_key = LL_DOM_VK_PRINTSCREEN;	break;

-			case KEY_INSERT:		llqt_key = LL_DOM_VK_INSERT;			break;

-			case KEY_DELETE:		llqt_key = LL_DOM_VK_DELETE;			break;

-//			case KEY_XXX:			llqt_key = LL_DOM_VK_CONTEXT_MENU;	break;

-			

-			default:

-				if(key < KEY_SPECIAL)

-				{

-					// Pass the incoming key through -- it should be regular ASCII, which should be correct for webkit.

-					llqt_key = key;

-				}

-				else

-				{

-					// Don't pass through untranslated special keys -- they'll be all wrong.

-					llqt_key = 0;

-				}

-			break;

-		}

-		

-//		std::cerr << "keypress, original code = 0x" << std::hex << key << ", converted code = 0x" << std::hex << llqt_key << std::dec << std::endl;

-		

-		if(llqt_key != 0)

-		{

-			LLQtWebKit::getInstance()->keyPress( mBrowserWindowId, llqt_key );

-		}

-

-		checkEditState();

-	};

-

-	////////////////////////////////////////////////////////////////////////////////

-	//

-	void unicodeInput( const std::string &utf8str )

-	{

-		LLWString wstr = utf8str_to_wstring(utf8str);

-		

-		unsigned int i;

-		for(i=0; i < wstr.size(); i++)

-		{

-//			std::cerr << "unicode input, code = 0x" << std::hex << (unsigned long)(wstr[i]) << std::dec << std::endl;

-			

-			LLQtWebKit::getInstance()->unicodeInput(mBrowserWindowId, wstr[i]);

-		}

-

-		checkEditState();

-	};

-	

-	void checkEditState(void)

-	{

-		bool can_cut = LLQtWebKit::getInstance()->userActionIsEnabled( mBrowserWindowId, LLQtWebKit::UA_EDIT_CUT);

-		bool can_copy = LLQtWebKit::getInstance()->userActionIsEnabled( mBrowserWindowId, LLQtWebKit::UA_EDIT_COPY);

-		bool can_paste = LLQtWebKit::getInstance()->userActionIsEnabled( mBrowserWindowId, LLQtWebKit::UA_EDIT_PASTE);

-					

-		if((can_cut != mCanCut) || (can_copy != mCanCopy) || (can_paste != mCanPaste))

-		{

-			LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "edit_state");

-			

-			if(can_cut != mCanCut)

-			{

-				mCanCut = can_cut;

-				message.setValueBoolean("cut", can_cut);

-			}

-

-			if(can_copy != mCanCopy)

-			{

-				mCanCopy = can_copy;

-				message.setValueBoolean("copy", can_copy);

-			}

-

-			if(can_paste != mCanPaste)

-			{

-				mCanPaste = can_paste;

-				message.setValueBoolean("paste", can_paste);

-			}

-			

-			sendMessage(message);

-			

-		}

-	}

-

-};

-

-MediaPluginWebKit::MediaPluginWebKit(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data) :

-	MediaPluginBase(host_send_func, host_user_data)

-{

-//	std::cerr << "MediaPluginWebKit constructor" << std::endl;

-

-	mBrowserWindowId = 0;

-	mBrowserInitialized = false;

-	mNeedsUpdate = true;

-	mCanCut = false;

-	mCanCopy = false;

-	mCanPaste = false;

-}

-

-MediaPluginWebKit::~MediaPluginWebKit()

-{

-	// unhook observer

-	LLQtWebKit::getInstance()->remObserver( mBrowserWindowId, this );

-

-	// clean up

-	LLQtWebKit::getInstance()->reset();

-

-//	std::cerr << "MediaPluginWebKit destructor" << std::endl;

-}

-

-void MediaPluginWebKit::receiveMessage(const char *message_string)

-{

-//	std::cerr << "MediaPluginWebKit::receiveMessage: received message: \"" << message_string << "\"" << std::endl;

-	LLPluginMessage message_in;

-	

-	if(message_in.parse(message_string) >= 0)

-	{

-		std::string message_class = message_in.getClass();

-		std::string message_name = message_in.getName();

-		if(message_class == LLPLUGIN_MESSAGE_CLASS_BASE)

-		{

-			if(message_name == "init")

-			{

-				LLPluginMessage message("base", "init_response");

-				LLSD versions = LLSD::emptyMap();

-				versions[LLPLUGIN_MESSAGE_CLASS_BASE] = LLPLUGIN_MESSAGE_CLASS_BASE_VERSION;

-				versions[LLPLUGIN_MESSAGE_CLASS_MEDIA] = LLPLUGIN_MESSAGE_CLASS_MEDIA_VERSION;

-				versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER] = LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER_VERSION;

-				message.setValueLLSD("versions", versions);

-

-				std::string plugin_version = "Webkit media plugin, Webkit version ";

-				plugin_version += LLQtWebKit::getInstance()->getVersion();

-				message.setValue("plugin_version", plugin_version);

-				sendMessage(message);

-				

-				// Plugin gets to decide the texture parameters to use.

-				mDepth = 4;

-

-				message.setMessage(LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params");

-				message.setValueS32("default_width", 1024);

-				message.setValueS32("default_height", 1024);

-				message.setValueS32("depth", mDepth);

-				message.setValueU32("internalformat", GL_RGBA);

-				message.setValueU32("format", GL_RGBA);

-				message.setValueU32("type", GL_UNSIGNED_BYTE);

-				message.setValueBoolean("coords_opengl", true);

-				sendMessage(message);

-			}

-			else if(message_name == "idle")

-			{

-				// no response is necessary here.

-				F64 time = message_in.getValueReal("time");

-				

-				// Convert time to milliseconds for update()

-				update((int)(time * 1000.0f));

-			}

-			else if(message_name == "cleanup")

-			{

-				// TODO: clean up here

-			}

-			else if(message_name == "shm_added")

-			{

-				SharedSegmentInfo info;

-				info.mAddress = message_in.getValuePointer("address");

-				info.mSize = (size_t)message_in.getValueS32("size");

-				std::string name = message_in.getValue("name");

-				

-				

-//				std::cerr << "MediaPluginWebKit::receiveMessage: shared memory added, name: " << name 

-//					<< ", size: " << info.mSize 

-//					<< ", address: " << info.mAddress 

-//					<< std::endl;

-

-				mSharedSegments.insert(SharedSegmentMap::value_type(name, info));

-			

-			}

-			else if(message_name == "shm_remove")

-			{

-				std::string name = message_in.getValue("name");

-				

-//				std::cerr << "MediaPluginWebKit::receiveMessage: shared memory remove, name = " << name << std::endl;

-

-				SharedSegmentMap::iterator iter = mSharedSegments.find(name);

-				if(iter != mSharedSegments.end())

-				{

-					if(mPixels == iter->second.mAddress)

-					{

-						// This is the currently active pixel buffer.  Make sure we stop drawing to it.

-						mPixels = NULL;

-						mTextureSegmentName.clear();

-					}

-					mSharedSegments.erase(iter);

-				}

-				else

-				{

-//					std::cerr << "MediaPluginWebKit::receiveMessage: unknown shared memory region!" << std::endl;

-				}

-

-				// Send the response so it can be cleaned up.

-				LLPluginMessage message("base", "shm_remove_response");

-				message.setValue("name", name);

-				sendMessage(message);

-			}

-			else

-			{

-//				std::cerr << "MediaPluginWebKit::receiveMessage: unknown base message: " << message_name << std::endl;

-			}

-		}

-		else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA)

-		{

-			if(message_name == "size_change")

-			{

-				std::string name = message_in.getValue("name");

-				S32 width = message_in.getValueS32("width");

-				S32 height = message_in.getValueS32("height");

-				S32 texture_width = message_in.getValueS32("texture_width");

-				S32 texture_height = message_in.getValueS32("texture_height");

-				

-				if(!name.empty())

-				{

-					// Find the shared memory region with this name

-					SharedSegmentMap::iterator iter = mSharedSegments.find(name);

-					if(iter != mSharedSegments.end())

-					{

-						mPixels = (unsigned char*)iter->second.mAddress;

-						mWidth = width;

-						mHeight = height;

-

-						// initialize (only gets called once)

-						initBrowser();

-

-						// size changed so tell the browser

-						LLQtWebKit::getInstance()->setSize( mBrowserWindowId, mWidth, mHeight );

-						

-//						std::cerr << "webkit plugin: set size to " << mWidth << " x " << mHeight 

-//								<< ", rowspan is " << LLQtWebKit::getInstance()->getBrowserRowSpan(mBrowserWindowId) << std::endl;

-								

-						S32 real_width = LLQtWebKit::getInstance()->getBrowserRowSpan(mBrowserWindowId) / LLQtWebKit::getInstance()->getBrowserDepth(mBrowserWindowId); 

-						

-						// The actual width the browser will be drawing to is probably smaller... let the host know by modifying texture_width in the response.

-						if(real_width <= texture_width)

-						{

-							texture_width = real_width;

-						}

-						else

-						{

-							// This won't work -- it'll be bigger than the allocated memory.  This is a fatal error.

-//							std::cerr << "Fatal error: browser rowbytes greater than texture width" << std::endl;

-							mDeleteMe = true;

-							return;

-						}

-						

-						mTextureWidth = texture_width;

-						mTextureHeight = texture_height;

-						

-					};

-				};

-

-				LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_response");

-				message.setValue("name", name);

-				message.setValueS32("width", width);

-				message.setValueS32("height", height);

-				message.setValueS32("texture_width", texture_width);

-				message.setValueS32("texture_height", texture_height);

-				sendMessage(message);

-

-			}

-			else if(message_name == "load_uri")

-			{

-				std::string uri = message_in.getValue("uri");

-

-//				std::cout << "loading URI: " << uri << std::endl;

-				

-				if(!uri.empty())

-				{

-					LLQtWebKit::getInstance()->navigateTo( mBrowserWindowId, uri );

-				}

-			}

-			else if(message_name == "mouse_event")

-			{

-				std::string event = message_in.getValue("event");

-				S32 x = message_in.getValueS32("x");

-				S32 y = message_in.getValueS32("y");

-				// std::string modifiers = message.getValue("modifiers");

-	

-				if(event == "down")

-				{

-					mouseDown(x, y);

-					//std::cout << "Mouse down at " << x << " x " << y << std::endl;

-				}

-				else if(event == "up")

-				{

-					mouseUp(x, y);

-					//std::cout << "Mouse up at " << x << " x " << y << std::endl;

-				}

-				else if(event == "move")

-				{

-					mouseMove(x, y);

-					//std::cout << ">>>>>>>>>>>>>>>>>>>> Mouse move at " << x << " x " << y << std::endl;

-				}

-			}

-			else if(message_name == "scroll_event")

-			{

-				// S32 x = message_in.getValueS32("x");

-				S32 y = message_in.getValueS32("y");

-				// std::string modifiers = message.getValue("modifiers");

-				

-				// We currently ignore horizontal scrolling.

-				// The scroll values are roughly 1 per wheel click, so we need to magnify them by some factor.

-				// Arbitrarily, I choose 16.

-				y *= 16;

-				LLQtWebKit::getInstance()->scrollByLines(mBrowserWindowId, y);

-			}

-			else if(message_name == "key_event")

-			{

-				std::string event = message_in.getValue("event");

-

-				// act on "key down" or "key repeat"

-				if ( (event == "down") || (event == "repeat") )

-				{

-					S32 key = message_in.getValueS32("key");

-					keyPress( key );

-				};

-			}

-			else if(message_name == "text_event")

-			{

-				std::string text = message_in.getValue("text");

-				

-				unicodeInput(text);

-			}

-			if(message_name == "edit_cut")

-			{

-				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_EDIT_CUT );

-			}

-			if(message_name == "edit_copy")

-			{

-				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_EDIT_COPY );

-			}

-			if(message_name == "edit_paste")

-			{

-				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_EDIT_PASTE );

-			}

-			else

-			{

-//				std::cerr << "MediaPluginWebKit::receiveMessage: unknown media message: " << message_string << std::endl;

-			};

-		}

-		else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER)

-		{

-			if(message_name == "focus")

-			{

-				bool val = message_in.getValueBoolean("focused");

-				LLQtWebKit::getInstance()->focusBrowser( mBrowserWindowId, val );

-			}

-			else if(message_name == "clear_cache")

-			{

-				LLQtWebKit::getInstance()->clearCache();

-			}

-			else if(message_name == "clear_cookies")

-			{

-				LLQtWebKit::getInstance()->clearAllCookies();

-			}

-			else if(message_name == "enable_cookies")

-			{

-				bool val = message_in.getValueBoolean("enable");

-				LLQtWebKit::getInstance()->enableCookies( val );

-			}

-			else if(message_name == "proxy_setup")

-			{

-				bool val = message_in.getValueBoolean("enable");

-				std::string host = message_in.getValue("host");

-				int port = message_in.getValueS32("port");

-				LLQtWebKit::getInstance()->enableProxy( val, host, port );

-			}

-			else if(message_name == "browse_stop")

-			{

-				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_STOP );

-			}

-			else if(message_name == "browse_reload")

-			{

-				// foo = message_in.getValueBoolean("ignore_cache");

-				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_RELOAD );

-			}

-			else if(message_name == "browse_forward")

-			{

-				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_FORWARD );

-			}

-			else if(message_name == "browse_back")

-			{

-				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_BACK );

-			}

-			else if(message_name == "set_status_redirect")

-			{

-				int code = message_in.getValueS32("code");

-				std::string url = message_in.getValue("url");

-				if ( 404 == code )	// browser lib only supports 404 right now

-				{

-					LLQtWebKit::getInstance()->set404RedirectUrl( mBrowserWindowId, url );

-				};

-			}

-			else if(message_name == "set_user_agent")

-			{

-				std::string user_agent = message_in.getValue("user_agent");

-				LLQtWebKit::getInstance()->setBrowserAgentId( user_agent );

-			}

-			else if(message_name == "init_history")

-			{

-				// Initialize browser history

-				LLSD history = message_in.getValueLLSD("history");

-				// First, clear the URL history

-				LLQtWebKit::getInstance()->clearHistory(mBrowserWindowId);

-				// Then, add the history items in order

-				LLSD::array_iterator iter_history = history.beginArray();

-				LLSD::array_iterator end_history = history.endArray();

-				for(; iter_history != end_history; ++iter_history)

-				{

-					std::string url = (*iter_history).asString();

-					if(! url.empty()) {

-						LLQtWebKit::getInstance()->prependHistoryUrl(mBrowserWindowId, url);

-					}

-				}

-			}

-			else

-			{

-//				std::cerr << "MediaPluginWebKit::receiveMessage: unknown media_browser message: " << message_string << std::endl;

-			};

-		}

-		else

-		{

-//			std::cerr << "MediaPluginWebKit::receiveMessage: unknown message class: " << message_class << std::endl;

-		};

-	}

-}

-

-int init_media_plugin(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data, LLPluginInstance::sendMessageFunction *plugin_send_func, void **plugin_user_data)

-{

-	MediaPluginWebKit *self = new MediaPluginWebKit(host_send_func, host_user_data);

-	*plugin_send_func = MediaPluginWebKit::staticReceiveMessage;

-	*plugin_user_data = (void*)self;

-

-	return 0;

-}

-

+/** 
+ * @file media_plugin_webkit.cpp
+ * @brief Webkit plugin for LLMedia API plugin system
+ *
+ * $LicenseInfo:firstyear=2008&license=viewergpl$
+ *
+ * Copyright (c) 2008, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#include "llqtwebkit.h"
+
+#include "linden_common.h"
+#include "indra_constants.h" // for indra keyboard codes
+
+#include "llgl.h"
+
+#include "llplugininstance.h"
+#include "llpluginmessage.h"
+#include "llpluginmessageclasses.h"
+#include "media_plugin_base.h"
+
+#if LL_WINDOWS
+#include <direct.h>
+#else
+#include <unistd.h>
+#include <stdlib.h>
+#endif
+
+#if LL_WINDOWS
+	// *NOTE:Mani - This captures the module handle fo rthe dll. This is used below
+	// to get the path to this dll for webkit initialization.
+	// I don't know how/if this can be done with apr...
+	namespace {	HMODULE gModuleHandle;};
+	BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
+	{
+		gModuleHandle = (HMODULE) hinstDLL;
+		return TRUE;
+	}
+#endif
+
+////////////////////////////////////////////////////////////////////////////////
+//
+class MediaPluginWebKit : 
+		public MediaPluginBase,
+		public LLEmbeddedBrowserWindowObserver
+{
+public:
+	MediaPluginWebKit(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data);
+	~MediaPluginWebKit();
+
+	/*virtual*/ void receiveMessage(const char *message_string);
+
+private:
+
+	int mBrowserWindowId;
+	bool mBrowserInitialized;
+	bool mNeedsUpdate;
+
+	bool	mCanCut;
+	bool	mCanCopy;
+	bool	mCanPaste;
+	int mLastMouseX;
+	int mLastMouseY;
+	
+	////////////////////////////////////////////////////////////////////////////////
+	//
+	void update(int milliseconds)
+	{
+		LLQtWebKit::getInstance()->pump( milliseconds );
+		
+		checkEditState();
+		
+		if ( mNeedsUpdate )
+		{
+			const unsigned char* browser_pixels = LLQtWebKit::getInstance()->grabBrowserWindow( mBrowserWindowId );
+
+			unsigned int buffer_size = LLQtWebKit::getInstance()->getBrowserRowSpan( mBrowserWindowId ) * LLQtWebKit::getInstance()->getBrowserHeight( mBrowserWindowId );
+			
+//			std::cerr << "webkit plugin: updating" << std::endl;
+			
+			// TODO: should get rid of this memcpy if possible
+			if ( mPixels && browser_pixels )
+			{
+//				std::cerr << "    memcopy of " << buffer_size << " bytes" << std::endl;
+				memcpy( mPixels, browser_pixels, buffer_size );
+			}
+
+			if ( mWidth > 0 && mHeight > 0 )
+			{
+//				std::cerr << "Setting dirty, " << mWidth << " x " << mHeight << std::endl;
+				setDirty( 0, 0, mWidth, mHeight );
+			}
+
+			mNeedsUpdate = false;
+		};
+	};
+
+	////////////////////////////////////////////////////////////////////////////////
+	//
+	bool initBrowser()
+	{
+		// already initialized
+		if ( mBrowserInitialized )
+			return true;
+
+		// not enough information to initialize the browser yet.
+		if ( mWidth < 0 || mHeight < 0 || mDepth < 0 || 
+				mTextureWidth < 0 || mTextureHeight < 0 )
+		{
+			return false;
+		};
+
+		// set up directories
+		char cwd[ FILENAME_MAX ];	// I *think* this is defined on all platforms we use
+		if (NULL == getcwd( cwd, FILENAME_MAX - 1 ))
+		{
+			llwarns << "Couldn't get cwd - probably too long - failing to init." << llendl;
+			return false;
+		}
+		std::string application_dir = std::string( cwd );
+
+#if LL_WINDOWS
+		//*NOTE:Mani - On windows, at least, the component path is the
+		// location of this dll's image file. 
+		std::string component_dir;
+		char dll_path[_MAX_PATH];
+		DWORD len = GetModuleFileNameA(gModuleHandle, (LPCH)&dll_path, _MAX_PATH);
+		while(len && dll_path[ len ] != ('\\') )
+		{
+			len--;
+		}
+		if(len >= 0)
+		{
+			dll_path[len] = 0;
+			component_dir = dll_path;
+		}
+		else
+		{
+			// *NOTE:Mani - This case should be an rare exception. 
+			// GetModuleFileNameA should always give you a full path, no?
+			component_dir = application_dir;
+		}
+#else
+		std::string component_dir = application_dir;
+#endif
+		std::string profileDir = application_dir + "/" + "browser_profile";		// cross platform?
+
+		// window handle - needed on Windows and must be app window.
+#if LL_WINDOWS
+		char window_title[ MAX_PATH ];
+		GetConsoleTitleA( window_title, MAX_PATH );
+		void* native_window_handle = (void*)FindWindowA( NULL, window_title );
+#else
+		void* native_window_handle = 0;
+#endif
+
+		// main browser initialization
+		bool result = LLQtWebKit::getInstance()->init( application_dir, component_dir, profileDir, native_window_handle );
+		if ( result )
+		{
+			// create single browser window
+			mBrowserWindowId = LLQtWebKit::getInstance()->createBrowserWindow( mWidth, mHeight );
+
+#if LL_WINDOWS
+			// Enable plugins
+			LLQtWebKit::getInstance()->enablePlugins(true);
+#elif LL_DARWIN
+			// Disable plugins
+			LLQtWebKit::getInstance()->enablePlugins(false);
+#elif LL_LINUX
+			// Disable plugins
+			LLQtWebKit::getInstance()->enablePlugins(false);
+#endif
+            
+			// tell LLQtWebKit about the size of the browser window
+			LLQtWebKit::getInstance()->setSize( mBrowserWindowId, mWidth, mHeight );
+
+			// observer events that LLQtWebKit emits
+			LLQtWebKit::getInstance()->addObserver( mBrowserWindowId, this );
+
+			// append details to agent string
+			LLQtWebKit::getInstance()->setBrowserAgentId( "LLPluginMedia Web Browser" );
+
+			// don't flip bitmap
+			LLQtWebKit::getInstance()->flipWindow( mBrowserWindowId, true );
+			
+			// Set the background color to black
+			LLQtWebKit::getInstance()->
+			// set background color to be black - mostly for initial login page
+			LLQtWebKit::getInstance()->setBackgroundColor( mBrowserWindowId, 0x00, 0x00, 0x00 );
+
+			// go to the "home page"
+			// Don't do this here -- it causes the dreaded "white flash" when loading a browser instance.
+//			LLQtWebKit::getInstance()->navigateTo( mBrowserWindowId, "about:blank" );
+
+			// set flag so we don't do this again
+			mBrowserInitialized = true;
+
+			return true;
+		};
+
+		return false;
+	};
+
+	////////////////////////////////////////////////////////////////////////////////
+	// virtual
+	void onCursorChanged(const EventType& event)
+	{
+		LLQtWebKit::ECursor llqt_cursor = (LLQtWebKit::ECursor)event.getIntValue();
+		std::string name;
+
+		switch(llqt_cursor)
+		{
+			case LLQtWebKit::C_ARROW:
+				name = "arrow";
+			break;
+			case LLQtWebKit::C_IBEAM:
+				name = "ibeam";
+			break;
+			case LLQtWebKit::C_SPLITV:
+				name = "splitv";
+			break;
+			case LLQtWebKit::C_SPLITH:
+				name = "splith";
+			break;
+			case LLQtWebKit::C_POINTINGHAND:
+				name = "hand";
+			break;
+			
+			default:
+				llwarns << "Unknown cursor ID: " << (int)llqt_cursor << llendl;
+			break;
+		}
+		
+		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "cursor_changed");
+		message.setValue("name", name);
+		sendMessage(message);
+	}
+
+	////////////////////////////////////////////////////////////////////////////////
+	// virtual
+	void onPageChanged( const EventType& event )
+	{
+		// flag that an update is required
+		mNeedsUpdate = true;
+	};
+
+	////////////////////////////////////////////////////////////////////////////////
+	// virtual
+	void onNavigateBegin(const EventType& event)
+	{
+		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "navigate_begin");
+		message.setValue("uri", event.getEventUri());
+		sendMessage(message);
+
+		setStatus(STATUS_LOADING);
+	}
+
+	////////////////////////////////////////////////////////////////////////////////
+	// virtual
+	void onNavigateComplete(const EventType& event)
+	{
+		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "navigate_complete");
+		message.setValue("uri", event.getEventUri());
+		message.setValueS32("result_code", event.getIntValue());
+		message.setValue("result_string", event.getStringValue());
+		message.setValueBoolean("history_back_available", LLQtWebKit::getInstance()->userActionIsEnabled( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_BACK));
+		message.setValueBoolean("history_forward_available", LLQtWebKit::getInstance()->userActionIsEnabled( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_FORWARD));
+		sendMessage(message);
+		
+		setStatus(STATUS_LOADED);
+	}
+
+	////////////////////////////////////////////////////////////////////////////////
+	// virtual
+	void onUpdateProgress(const EventType& event)
+	{
+		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "progress");
+		message.setValueS32("percent", event.getIntValue());
+		sendMessage(message);
+	}
+	
+	////////////////////////////////////////////////////////////////////////////////
+	// virtual
+	void onStatusTextChange(const EventType& event)
+	{
+		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "status_text");
+		message.setValue("status", event.getStringValue());
+		sendMessage(message);
+	}
+
+	////////////////////////////////////////////////////////////////////////////////
+	// virtual
+	void onTitleChange(const EventType& event)
+	{
+		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "name_text");
+		message.setValue("name", event.getStringValue());
+		sendMessage(message);
+	}
+
+	////////////////////////////////////////////////////////////////////////////////
+	// virtual
+	void onLocationChange(const EventType& event)
+	{
+		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "location_changed");
+		message.setValue("uri", event.getEventUri());
+		sendMessage(message);
+	}
+	
+	////////////////////////////////////////////////////////////////////////////////
+	// virtual
+	void onClickLinkHref(const EventType& event)
+	{
+		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "click_href");
+		message.setValue("uri", event.getStringValue());
+		message.setValue("target", event.getStringValue2());
+		sendMessage(message);
+	}
+	
+	////////////////////////////////////////////////////////////////////////////////
+	// virtual
+	void onClickLinkNoFollow(const EventType& event)
+	{
+		LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER, "click_nofollow");
+		message.setValue("uri", event.getStringValue());
+		sendMessage(message);
+	}
+	
+	LLQtWebKit::EKeyboardModifier decodeModifiers(std::string &modifiers)
+	{
+		int result = 0;
+		
+		if(modifiers.find("shift") != std::string::npos)
+			result |= LLQtWebKit::KM_MODIFIER_SHIFT;
+
+		if(modifiers.find("alt") != std::string::npos)
+			result |= LLQtWebKit::KM_MODIFIER_ALT;
+		
+		if(modifiers.find("control") != std::string::npos)
+			result |= LLQtWebKit::KM_MODIFIER_CONTROL;
+		
+		if(modifiers.find("meta") != std::string::npos)
+			result |= LLQtWebKit::KM_MODIFIER_META;
+		
+		return (LLQtWebKit::EKeyboardModifier)result;
+	}
+	
+
+	////////////////////////////////////////////////////////////////////////////////
+	//
+	void keyEvent(LLQtWebKit::EKeyEvent key_event, int key, LLQtWebKit::EKeyboardModifier modifiers)
+	{
+		int llqt_key;
+		
+		// The incoming values for 'key' will be the ones from indra_constants.h
+		// the outgoing values are the ones from llqtwebkit.h
+		
+		switch((KEY)key)
+		{
+			// This is the list that the llqtwebkit implementation actually maps into Qt keys.
+//			case KEY_XXX:			llqt_key = LL_DOM_VK_CANCEL;			break;
+//			case KEY_XXX:			llqt_key = LL_DOM_VK_HELP;			break;
+			case KEY_BACKSPACE:		llqt_key = LL_DOM_VK_BACK_SPACE;		break;
+			case KEY_TAB:			llqt_key = LL_DOM_VK_TAB;			break;
+//			case KEY_XXX:			llqt_key = LL_DOM_VK_CLEAR;			break;
+			case KEY_RETURN:		llqt_key = LL_DOM_VK_RETURN;			break;
+			case KEY_PAD_RETURN:	llqt_key = LL_DOM_VK_ENTER;			break;
+			case KEY_SHIFT:			llqt_key = LL_DOM_VK_SHIFT;			break;
+			case KEY_CONTROL:		llqt_key = LL_DOM_VK_CONTROL;		break;
+			case KEY_ALT:			llqt_key = LL_DOM_VK_ALT;			break;
+//			case KEY_XXX:			llqt_key = LL_DOM_VK_PAUSE;			break;
+			case KEY_CAPSLOCK:		llqt_key = LL_DOM_VK_CAPS_LOCK;		break;
+			case KEY_ESCAPE:		llqt_key = LL_DOM_VK_ESCAPE;			break;
+			case KEY_PAGE_UP:		llqt_key = LL_DOM_VK_PAGE_UP;		break;
+			case KEY_PAGE_DOWN:		llqt_key = LL_DOM_VK_PAGE_DOWN;		break;
+			case KEY_END:			llqt_key = LL_DOM_VK_END;			break;
+			case KEY_HOME:			llqt_key = LL_DOM_VK_HOME;			break;
+			case KEY_LEFT:			llqt_key = LL_DOM_VK_LEFT;			break;
+			case KEY_UP:			llqt_key = LL_DOM_VK_UP;				break;
+			case KEY_RIGHT:			llqt_key = LL_DOM_VK_RIGHT;			break;
+			case KEY_DOWN:			llqt_key = LL_DOM_VK_DOWN;			break;
+//			case KEY_XXX:			llqt_key = LL_DOM_VK_PRINTSCREEN;	break;
+			case KEY_INSERT:		llqt_key = LL_DOM_VK_INSERT;			break;
+			case KEY_DELETE:		llqt_key = LL_DOM_VK_DELETE;			break;
+//			case KEY_XXX:			llqt_key = LL_DOM_VK_CONTEXT_MENU;	break;
+			
+			default:
+				if(key < KEY_SPECIAL)
+				{
+					// Pass the incoming key through -- it should be regular ASCII, which should be correct for webkit.
+					llqt_key = key;
+				}
+				else
+				{
+					// Don't pass through untranslated special keys -- they'll be all wrong.
+					llqt_key = 0;
+				}
+			break;
+		}
+		
+//		std::cerr << "keypress, original code = 0x" << std::hex << key << ", converted code = 0x" << std::hex << llqt_key << std::dec << std::endl;
+		
+		if(llqt_key != 0)
+		{
+			LLQtWebKit::getInstance()->keyEvent( mBrowserWindowId, key_event, llqt_key, modifiers);
+		}
+
+		checkEditState();
+	};
+
+	////////////////////////////////////////////////////////////////////////////////
+	//
+	void unicodeInput( const std::string &utf8str, LLQtWebKit::EKeyboardModifier modifiers)
+	{
+		LLWString wstr = utf8str_to_wstring(utf8str);
+		
+		unsigned int i;
+		for(i=0; i < wstr.size(); i++)
+		{
+//			std::cerr << "unicode input, code = 0x" << std::hex << (unsigned long)(wstr[i]) << std::dec << std::endl;
+			
+			LLQtWebKit::getInstance()->unicodeInput(mBrowserWindowId, wstr[i], modifiers);
+		}
+
+		checkEditState();
+	};
+	
+	void checkEditState(void)
+	{
+		bool can_cut = LLQtWebKit::getInstance()->userActionIsEnabled( mBrowserWindowId, LLQtWebKit::UA_EDIT_CUT);
+		bool can_copy = LLQtWebKit::getInstance()->userActionIsEnabled( mBrowserWindowId, LLQtWebKit::UA_EDIT_COPY);
+		bool can_paste = LLQtWebKit::getInstance()->userActionIsEnabled( mBrowserWindowId, LLQtWebKit::UA_EDIT_PASTE);
+					
+		if((can_cut != mCanCut) || (can_copy != mCanCopy) || (can_paste != mCanPaste))
+		{
+			LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "edit_state");
+			
+			if(can_cut != mCanCut)
+			{
+				mCanCut = can_cut;
+				message.setValueBoolean("cut", can_cut);
+			}
+
+			if(can_copy != mCanCopy)
+			{
+				mCanCopy = can_copy;
+				message.setValueBoolean("copy", can_copy);
+			}
+
+			if(can_paste != mCanPaste)
+			{
+				mCanPaste = can_paste;
+				message.setValueBoolean("paste", can_paste);
+			}
+			
+			sendMessage(message);
+			
+		}
+	}
+
+};
+
+MediaPluginWebKit::MediaPluginWebKit(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data) :
+	MediaPluginBase(host_send_func, host_user_data)
+{
+//	std::cerr << "MediaPluginWebKit constructor" << std::endl;
+
+	mBrowserWindowId = 0;
+	mBrowserInitialized = false;
+	mNeedsUpdate = true;
+	mCanCut = false;
+	mCanCopy = false;
+	mCanPaste = false;
+	mLastMouseX = 0;
+	mLastMouseY = 0;
+}
+
+MediaPluginWebKit::~MediaPluginWebKit()
+{
+	// unhook observer
+	LLQtWebKit::getInstance()->remObserver( mBrowserWindowId, this );
+
+	// clean up
+	LLQtWebKit::getInstance()->reset();
+
+//	std::cerr << "MediaPluginWebKit destructor" << std::endl;
+}
+
+void MediaPluginWebKit::receiveMessage(const char *message_string)
+{
+//	std::cerr << "MediaPluginWebKit::receiveMessage: received message: \"" << message_string << "\"" << std::endl;
+	LLPluginMessage message_in;
+	
+	if(message_in.parse(message_string) >= 0)
+	{
+		std::string message_class = message_in.getClass();
+		std::string message_name = message_in.getName();
+		if(message_class == LLPLUGIN_MESSAGE_CLASS_BASE)
+		{
+			if(message_name == "init")
+			{
+				LLPluginMessage message("base", "init_response");
+				LLSD versions = LLSD::emptyMap();
+				versions[LLPLUGIN_MESSAGE_CLASS_BASE] = LLPLUGIN_MESSAGE_CLASS_BASE_VERSION;
+				versions[LLPLUGIN_MESSAGE_CLASS_MEDIA] = LLPLUGIN_MESSAGE_CLASS_MEDIA_VERSION;
+				versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER] = LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER_VERSION;
+				message.setValueLLSD("versions", versions);
+
+				std::string plugin_version = "Webkit media plugin, Webkit version ";
+				plugin_version += LLQtWebKit::getInstance()->getVersion();
+				message.setValue("plugin_version", plugin_version);
+				sendMessage(message);
+				
+				// Plugin gets to decide the texture parameters to use.
+				mDepth = 4;
+
+				message.setMessage(LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params");
+				message.setValueS32("default_width", 1024);
+				message.setValueS32("default_height", 1024);
+				message.setValueS32("depth", mDepth);
+				message.setValueU32("internalformat", GL_RGBA);
+				message.setValueU32("format", GL_RGBA);
+				message.setValueU32("type", GL_UNSIGNED_BYTE);
+				message.setValueBoolean("coords_opengl", true);
+				sendMessage(message);
+			}
+			else if(message_name == "idle")
+			{
+				// no response is necessary here.
+				F64 time = message_in.getValueReal("time");
+				
+				// Convert time to milliseconds for update()
+				update((int)(time * 1000.0f));
+			}
+			else if(message_name == "cleanup")
+			{
+				// TODO: clean up here
+			}
+			else if(message_name == "shm_added")
+			{
+				SharedSegmentInfo info;
+				info.mAddress = message_in.getValuePointer("address");
+				info.mSize = (size_t)message_in.getValueS32("size");
+				std::string name = message_in.getValue("name");
+				
+				
+//				std::cerr << "MediaPluginWebKit::receiveMessage: shared memory added, name: " << name 
+//					<< ", size: " << info.mSize 
+//					<< ", address: " << info.mAddress 
+//					<< std::endl;
+
+				mSharedSegments.insert(SharedSegmentMap::value_type(name, info));
+			
+			}
+			else if(message_name == "shm_remove")
+			{
+				std::string name = message_in.getValue("name");
+				
+//				std::cerr << "MediaPluginWebKit::receiveMessage: shared memory remove, name = " << name << std::endl;
+
+				SharedSegmentMap::iterator iter = mSharedSegments.find(name);
+				if(iter != mSharedSegments.end())
+				{
+					if(mPixels == iter->second.mAddress)
+					{
+						// This is the currently active pixel buffer.  Make sure we stop drawing to it.
+						mPixels = NULL;
+						mTextureSegmentName.clear();
+					}
+					mSharedSegments.erase(iter);
+				}
+				else
+				{
+//					std::cerr << "MediaPluginWebKit::receiveMessage: unknown shared memory region!" << std::endl;
+				}
+
+				// Send the response so it can be cleaned up.
+				LLPluginMessage message("base", "shm_remove_response");
+				message.setValue("name", name);
+				sendMessage(message);
+			}
+			else
+			{
+//				std::cerr << "MediaPluginWebKit::receiveMessage: unknown base message: " << message_name << std::endl;
+			}
+		}
+		else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA)
+		{
+			if(message_name == "size_change")
+			{
+				std::string name = message_in.getValue("name");
+				S32 width = message_in.getValueS32("width");
+				S32 height = message_in.getValueS32("height");
+				S32 texture_width = message_in.getValueS32("texture_width");
+				S32 texture_height = message_in.getValueS32("texture_height");
+				
+				if(!name.empty())
+				{
+					// Find the shared memory region with this name
+					SharedSegmentMap::iterator iter = mSharedSegments.find(name);
+					if(iter != mSharedSegments.end())
+					{
+						mPixels = (unsigned char*)iter->second.mAddress;
+						mWidth = width;
+						mHeight = height;
+
+						// initialize (only gets called once)
+						initBrowser();
+
+						// size changed so tell the browser
+						LLQtWebKit::getInstance()->setSize( mBrowserWindowId, mWidth, mHeight );
+						
+//						std::cerr << "webkit plugin: set size to " << mWidth << " x " << mHeight 
+//								<< ", rowspan is " << LLQtWebKit::getInstance()->getBrowserRowSpan(mBrowserWindowId) << std::endl;
+								
+						S32 real_width = LLQtWebKit::getInstance()->getBrowserRowSpan(mBrowserWindowId) / LLQtWebKit::getInstance()->getBrowserDepth(mBrowserWindowId); 
+						
+						// The actual width the browser will be drawing to is probably smaller... let the host know by modifying texture_width in the response.
+						if(real_width <= texture_width)
+						{
+							texture_width = real_width;
+						}
+						else
+						{
+							// This won't work -- it'll be bigger than the allocated memory.  This is a fatal error.
+//							std::cerr << "Fatal error: browser rowbytes greater than texture width" << std::endl;
+							mDeleteMe = true;
+							return;
+						}
+						
+						mTextureWidth = texture_width;
+						mTextureHeight = texture_height;
+						
+					};
+				};
+
+				LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_response");
+				message.setValue("name", name);
+				message.setValueS32("width", width);
+				message.setValueS32("height", height);
+				message.setValueS32("texture_width", texture_width);
+				message.setValueS32("texture_height", texture_height);
+				sendMessage(message);
+
+			}
+			else if(message_name == "load_uri")
+			{
+				std::string uri = message_in.getValue("uri");
+
+//				std::cout << "loading URI: " << uri << std::endl;
+				
+				if(!uri.empty())
+				{
+					LLQtWebKit::getInstance()->navigateTo( mBrowserWindowId, uri );
+				}
+			}
+			else if(message_name == "mouse_event")
+			{
+				std::string event = message_in.getValue("event");
+				S32 button = message_in.getValueS32("button");
+				mLastMouseX = message_in.getValueS32("x");
+				mLastMouseY = message_in.getValueS32("y");
+				std::string modifiers = message_in.getValue("modifiers");
+				
+				// Treat unknown mouse events as mouse-moves.
+				LLQtWebKit::EMouseEvent mouse_event = LLQtWebKit::ME_MOUSE_MOVE;
+				if(event == "down")
+				{
+					mouse_event = LLQtWebKit::ME_MOUSE_DOWN;
+				}
+				else if(event == "up")
+				{
+					mouse_event = LLQtWebKit::ME_MOUSE_UP;
+				}
+				else if(event == "double_click")
+				{
+					mouse_event = LLQtWebKit::ME_MOUSE_DOUBLE_CLICK;
+				}
+				
+				LLQtWebKit::getInstance()->mouseEvent( mBrowserWindowId, mouse_event, button, mLastMouseX, mLastMouseY, decodeModifiers(modifiers));
+				checkEditState();
+			}
+			else if(message_name == "scroll_event")
+			{
+				S32 x = message_in.getValueS32("x");
+				S32 y = message_in.getValueS32("y");
+				std::string modifiers = message_in.getValue("modifiers");
+				
+				// Incoming scroll events are adjusted so that 1 detent is approximately 1 unit.
+				// Qt expects 1 detent to be 120 units.
+				// It also seems that our y scroll direction is inverted vs. what Qt expects.
+				
+				x *= 120;
+				y *= -120;
+				
+				LLQtWebKit::getInstance()->scrollWheelEvent(mBrowserWindowId, mLastMouseX, mLastMouseY, x, y, decodeModifiers(modifiers));
+			}
+			else if(message_name == "key_event")
+			{
+				std::string event = message_in.getValue("event");
+				S32 key = message_in.getValueS32("key");
+				std::string modifiers = message_in.getValue("modifiers");
+				
+				// Treat unknown events as key-up for safety.
+				LLQtWebKit::EKeyEvent key_event = LLQtWebKit::KE_KEY_UP;
+				if(event == "down")
+				{
+					key_event = LLQtWebKit::KE_KEY_DOWN;
+				}
+				else if(event == "repeat")
+				{
+					key_event = LLQtWebKit::KE_KEY_REPEAT;
+				}
+				
+				keyEvent(key_event, key, decodeModifiers(modifiers));
+			}
+			else if(message_name == "text_event")
+			{
+				std::string text = message_in.getValue("text");
+				std::string modifiers = message_in.getValue("modifiers");
+				
+				unicodeInput(text, decodeModifiers(modifiers));
+			}
+			if(message_name == "edit_cut")
+			{
+				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_EDIT_CUT );
+				checkEditState();
+			}
+			if(message_name == "edit_copy")
+			{
+				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_EDIT_COPY );
+				checkEditState();
+			}
+			if(message_name == "edit_paste")
+			{
+				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_EDIT_PASTE );
+				checkEditState();
+			}
+			else
+			{
+//				std::cerr << "MediaPluginWebKit::receiveMessage: unknown media message: " << message_string << std::endl;
+			};
+		}
+		else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER)
+		{
+			if(message_name == "focus")
+			{
+				bool val = message_in.getValueBoolean("focused");
+				LLQtWebKit::getInstance()->focusBrowser( mBrowserWindowId, val );
+			}
+			else if(message_name == "clear_cache")
+			{
+				LLQtWebKit::getInstance()->clearCache();
+			}
+			else if(message_name == "clear_cookies")
+			{
+				LLQtWebKit::getInstance()->clearAllCookies();
+			}
+			else if(message_name == "enable_cookies")
+			{
+				bool val = message_in.getValueBoolean("enable");
+				LLQtWebKit::getInstance()->enableCookies( val );
+			}
+			else if(message_name == "proxy_setup")
+			{
+				bool val = message_in.getValueBoolean("enable");
+				std::string host = message_in.getValue("host");
+				int port = message_in.getValueS32("port");
+				LLQtWebKit::getInstance()->enableProxy( val, host, port );
+			}
+			else if(message_name == "browse_stop")
+			{
+				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_STOP );
+			}
+			else if(message_name == "browse_reload")
+			{
+				// foo = message_in.getValueBoolean("ignore_cache");
+				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_RELOAD );
+			}
+			else if(message_name == "browse_forward")
+			{
+				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_FORWARD );
+			}
+			else if(message_name == "browse_back")
+			{
+				LLQtWebKit::getInstance()->userAction( mBrowserWindowId, LLQtWebKit::UA_NAVIGATE_BACK );
+			}
+			else if(message_name == "set_status_redirect")
+			{
+				int code = message_in.getValueS32("code");
+				std::string url = message_in.getValue("url");
+				if ( 404 == code )	// browser lib only supports 404 right now
+				{
+					LLQtWebKit::getInstance()->set404RedirectUrl( mBrowserWindowId, url );
+				};
+			}
+			else if(message_name == "set_user_agent")
+			{
+				std::string user_agent = message_in.getValue("user_agent");
+				LLQtWebKit::getInstance()->setBrowserAgentId( user_agent );
+			}
+			else if(message_name == "init_history")
+			{
+				// Initialize browser history
+				LLSD history = message_in.getValueLLSD("history");
+				// First, clear the URL history
+				LLQtWebKit::getInstance()->clearHistory(mBrowserWindowId);
+				// Then, add the history items in order
+				LLSD::array_iterator iter_history = history.beginArray();
+				LLSD::array_iterator end_history = history.endArray();
+				for(; iter_history != end_history; ++iter_history)
+				{
+					std::string url = (*iter_history).asString();
+					if(! url.empty()) {
+						LLQtWebKit::getInstance()->prependHistoryUrl(mBrowserWindowId, url);
+					}
+				}
+			}
+			else
+			{
+//				std::cerr << "MediaPluginWebKit::receiveMessage: unknown media_browser message: " << message_string << std::endl;
+			};
+		}
+		else
+		{
+//			std::cerr << "MediaPluginWebKit::receiveMessage: unknown message class: " << message_class << std::endl;
+		};
+	}
+}
+
+int init_media_plugin(LLPluginInstance::sendMessageFunction host_send_func, void *host_user_data, LLPluginInstance::sendMessageFunction *plugin_send_func, void **plugin_user_data)
+{
+	MediaPluginWebKit *self = new MediaPluginWebKit(host_send_func, host_user_data);
+	*plugin_send_func = MediaPluginWebKit::staticReceiveMessage;
+	*plugin_user_data = (void*)self;
+
+	return 0;
+}
+