haiku/src/servers/app/server/ServerWindow.cpp

//------------------------------------------------------------------------------
//	Copyright (c) 2001-2002, OpenBeOS
//
//	Permission is hereby granted, free of charge, to any person obtaining a
//	copy of this software and associated documentation files (the "Software"),
//	to deal in the Software without restriction, including without limitation
//	the rights to use, copy, modify, merge, publish, distribute, sublicense,
//	and/or sell copies of the Software, and to permit persons to whom the
//	Software is furnished to do so, subject to the following conditions:
//
//	The above copyright notice and this permission notice shall be included in
//	all copies or substantial portions of the Software.
//
//	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
//	FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
//	DEALINGS IN THE SOFTWARE.
//
//	File Name:		ServerWindow.cpp
//	Author:			DarkWyrm <bpmagic@columbus.rr.com>
//					Adi Oanca <adioanca@mymail.ro>
//	Description:	Shadow BWindow class
//  
//------------------------------------------------------------------------------
#include <AppDefs.h>
#include <Rect.h>
#include <string.h>
#include <stdio.h>
#include <View.h>	// for B_XXXXX_MOUSE_BUTTON defines
#include <Message.h>
#include <GraphicsDefs.h>
#include <PortLink.h>
#include <Session.h>
#include "AppServer.h"
#include "Layer.h"
#include "RootLayer.h"
#include "ServerWindow.h"
#include "ServerApp.h"
#include "ServerProtocol.h"
#include "WinBorder.h"
#include "Desktop.h"
#include "TokenHandler.h"
#include "Utils.h"
#include "DisplayDriver.h"
#include "ServerPicture.h"
#include "CursorManager.h"
#include "Workspace.h"

//#define DEBUG_SERVERWINDOW
//#define DEBUG_SERVERWINDOW_MOUSE
//#define DEBUG_SERVERWINDOW_KEYBOARD


#ifdef DEBUG_SERVERWINDOW
#	include <stdio.h>
#	define STRACE(x) printf x
#else
#	define STRACE(x) ;
#endif

#ifdef DEBUG_SERVERWINDOW_KEYBOARD
#	include <stdio.h>
#	define STRACE_KEY(x) printf x
#else
#	define STRACE_KEY(x) ;
#endif

#ifdef DEBUG_SERVERWINDOW_MOUSE
#	include <stdio.h>
#	define STRACE_MOUSE(x) printf x
#else
#	define STRACE_MOUSE(x) ;
#endif

//! TokenHandler object used to provide IDs for all windows in the system
TokenHandler win_token_handler;

//! Active winborder - used for tracking windows during moves, resizes, and tab slides
WinBorder *active_winborder=NULL;

template<class Type> Type
read_from_buffer(int8 **_buffer)
{
	Type *typedBuffer = (Type *)(*_buffer);
	Type value = *typedBuffer;

	typedBuffer++;
	*_buffer = (int8 *)(typedBuffer);

	return value;
}

static int8 *read_pattern_from_buffer(int8 **_buffer)
{
	int8 *pattern = *_buffer;

	*_buffer += AS_PATTERN_SIZE;

	return pattern;
}

template<class Type> void
write_to_buffer(int8 **_buffer, Type value)
{
	Type *typedBuffer = (Type *)(*_buffer);

	*typedBuffer = value;
	typedBuffer++;

	*_buffer = (int8 *)(typedBuffer);
}

/*!
	\brief Contructor
	
	Does a lot of stuff to set up for the window - new decorator, new winborder, spawn a 
	monitor thread.
*/
ServerWindow::ServerWindow(BRect rect, const char *string, uint32 wlook,
	uint32 wfeel, uint32 wflags, ServerApp *winapp,  port_id winport,
	port_id looperPort, port_id replyport, uint32 index, int32 handlerID)
{
	STRACE(("ServerWindow(%s)::ServerWindow()\n",string? string: "NULL"));
	fServerApp			= winapp;

	if(string)
		fTitle.SetTo(string);
		
	fFrame = rect;
	fFlags = wflags;
	fLook = wlook;
	fFeel = wfeel;
	
	fHandlerToken = handlerID;
	fClientLooperPort = looperPort;
	fClientTeamID = winapp->ClientTeamID();
	fWorkspaces = index;
	
	fWorkspace = NULL;
	fWinBorder = NULL;
	fTopLayer = NULL;
	
	// fClientWinPort is the port to which the app awaits messages from the server
	fClientWinPort = winport;

	// fMessagePort is the port to which the app sends messages for the server
	fMessagePort = create_port(30,fTitle.String());

	fSession = new BSession(fMessagePort, fClientWinPort);
	
	// Send a reply to our window - it is expecting fMessagePort port.
	// Temporarily use winlink to save time and memory
	PortLink winLink(replyport);
	winLink.SetOpCode(AS_CREATE_WINDOW);
	winLink.Attach<port_id>(fMessagePort);
	winLink.Flush();
	
	// check the next 2 messages to make sure we receive top_view's attributes.
	int32 vCode;
	fSession->ReadInt32(&vCode);
	if(vCode != AS_LAYER_CREATE_ROOT)
		debugger("SERVER ERROR: ServerWindow(xxx): NO top_view data received! - 1\n");

	fSession->ReadInt32(&vCode);
	if(vCode != AS_LAYER_CREATE)
		debugger("SERVER ERROR: ServerWindow(xxx): NO top_view data received! - 2\n");

	// Start receiving top_view data -- pass NULL as the parent view.
	// This should be the *only* place where this happens.
	fTopLayer = CreateLayerTree(NULL);
	fTopLayer->SetAsTopLayer(true);
	cl = fTopLayer;

	STRACE(("ServerWindow %s:\n",fTitle.String()));
	STRACE(("\tFrame (%.1f,%.1f,%.1f,%.1f)\n",rect.left,rect.top,rect.right,rect.bottom));
	STRACE(("\tPort: %ld\n",fMessagePort));
	STRACE(("\tWorkspace: %ld\n",index));
}

void ServerWindow::Init(void)
{
	fWinBorder = new WinBorder( fFrame, fTitle.String(), fLook, fFeel, 0UL,
			this, desktop->GetDisplayDriver());
	fWinBorder->RebuildFullRegion();

	// connect decorator and top layer.
	fWinBorder->AddChild(fTopLayer, NULL);

	// NOTE: this MUST be before the monitor thread is spawned!
	desktop->AddWinBorder(fWinBorder);

	// Spawn our message-monitoring thread
	fMonitorThreadID = spawn_thread(MonitorWin, fTitle.String(), B_NORMAL_PRIORITY, this);
	
	if(fMonitorThreadID != B_NO_MORE_THREADS && fMonitorThreadID != B_NO_MEMORY)
		resume_thread(fMonitorThreadID);
}

//!Tears down all connections with the user application, kills the monitoring thread.
ServerWindow::~ServerWindow(void)
{
	STRACE(("*ServerWindow (%s):~ServerWindow()\n",fTitle.String()));
	
	desktop->fGeneralLock.Lock();
	
	desktop->RemoveWinBorder(fWinBorder);
	STRACE(("SW(%s) Successfully removed from the desktop\n", fTitle.String()));
	
	if(fSession)
	{
		delete fSession;
		fSession = NULL;
	}
	
	if (fWinBorder)
	{
		delete fWinBorder;
		fWinBorder = NULL;
	}
	
	cl = NULL;
	
	if (fTopLayer)
		delete fTopLayer;
	
	desktop->fGeneralLock.Unlock();
	STRACE(("#ServerWindow(%s) will exit NOW!!!\n", fTitle.String()));
}

/*!
	\brief Requests an update of the specified rectangle
	\param rect The area to update, in the parent's coordinates
	
	This could be considered equivalent to BView::Invalidate()
*/
void ServerWindow::RequestDraw(BRect rect)
{
	STRACE(("ServerWindow %s: Request Draw\n",fTitle.String()));
	BMessage msg;
	
	msg.what = _UPDATE_;
	msg.AddRect("_rect", rect);
	
	SendMessageToClient(&msg);
}

//! Requests an update for the entire window
void ServerWindow::RequestDraw(void)
{
	RequestDraw(fFrame);
}

//! Forces the window border to update its decorator
void ServerWindow::ReplaceDecorator(void)
{
	STRACE(("ServerWindow %s: Replace Decorator\n",fTitle.String()));
	fWinBorder->UpdateDecorator();
}

//! Requests that the ServerWindow's BWindow quit
void ServerWindow::Quit(void)
{
	STRACE(("ServerWindow %s: Quit\n",fTitle.String()));
	BMessage msg;
	
	msg.what = B_QUIT_REQUESTED;
	
	SendMessageToClient(&msg);
}

//! Shows the window's WinBorder
void ServerWindow::Show(void)
{
	if(!fWinBorder->IsHidden())
		return;

	STRACE(("ServerWindow (%s): Show()\n",fTitle.String()));
	if(fWinBorder)
	{
		RootLayer *rl = fWinBorder->GetRootLayer();
		int32 wksCount;

		desktop->fGeneralLock.Lock();
		STRACE(("ServerWindow(%s)::Show() - General lock acquired\n", fWinBorder->GetName()));

		rl->fMainLock.Lock();
		STRACE(("ServerWindow(%s)::Show() - Main lock acquired\n", fWinBorder->GetName()));

		// make WinBorder unhidden, but *do not* rebuild and redraw! We'll do that
		// after we bring it (its modal and floating windows also) in front.
		fWinBorder->Show(false);

		if ( (fFeel == B_FLOATING_SUBSET_WINDOW_FEEL || fFeel == B_MODAL_SUBSET_WINDOW_FEEL)
			 && fWinBorder->MainWinBorder() == NULL)
		{
			// This window hasn't been added to a normal window subset,	
			// so don't call placement or redrawing methods
		}
		else
		{
			wksCount	= rl->WorkspaceCount();
			for(int32 i = 0; i < wksCount; i++)
			{
				if (fWorkspaces & (0x00000001UL << i))
				{
					WinBorder		*previousFocus;
					BRegion			invalidRegion;
					Workspace		*ws;

					ws				= rl->WorkspaceAt(i+1);
					ws->BringToFrontANormalWindow(fWinBorder);
					ws->SearchAndSetNewFront(fWinBorder);
					previousFocus	= ws->FocusLayer();
					ws->SetFocusLayer(fWinBorder);

					// first redraw previous window's decorator. It has lost focus state.
					if (previousFocus)
						if (previousFocus->fDecorator)
							fWinBorder->fParent->Invalidate(previousFocus->fVisible);

					// we must build the rebuild region. we have nowhere to take it from.
					// include decorator's(if any) and fTopLayer's full regions.
					fTopLayer->RebuildFullRegion();
					fWinBorder->RebuildFullRegion();
					invalidRegion.Include(&(fTopLayer->fFull));
					if (fWinBorder->fDecorator)
						invalidRegion.Include(&(fWinBorder->fFull));

					fWinBorder->fParent->FullInvalidate(invalidRegion);
				}
			}
		}

		rl->fMainLock.Unlock();
		STRACE(("ServerWindow(%s)::Show() - Main lock released\n", fWinBorder->GetName()));
		
		desktop->fGeneralLock.Unlock();
		STRACE(("ServerWindow(%s)::Show() - General lock released\n", fWinBorder->GetName()));
	}
	else
	{
		debugger("WARNING: NULL fWinBorder\n");
	}
}

//! Hides the window's WinBorder
void ServerWindow::Hide(void)
{
	if(fWinBorder->IsHidden())
		return;

	STRACE(("ServerWindow %s: Hide\n",fTitle.String()));
	if(fWinBorder)
	{
		RootLayer *rl = fWinBorder->GetRootLayer();
		Workspace *ws = NULL;
		
		desktop->fGeneralLock.Lock();
		STRACE(("ServerWindow(%s)::Hide() - General lock acquired\n", fWinBorder->GetName()));
		
		rl->fMainLock.Lock();
		STRACE(("ServerWindow(%s)::Hide() - Main lock acquired\n", fWinBorder->GetName()));
		
		fWinBorder->Hide();
		
		int32		wksCount= rl->WorkspaceCount();
		for(int32 i = 0; i < wksCount; i++)
		{
			ws = rl->WorkspaceAt(i+1);

			if (ws->FrontLayer() == fWinBorder)
			{
				ws->HideSubsetWindows(fWinBorder);
				ws->SetFocusLayer(ws->FrontLayer());
			}
			else
			{
				if (ws->FocusLayer() == fWinBorder)
					ws->SetFocusLayer(fWinBorder);
				else
					ws->Invalidate();
			}
		}
		rl->fMainLock.Unlock();
		STRACE(("ServerWindow(%s)::Hide() - Main lock released\n", fWinBorder->GetName()));

		desktop->fGeneralLock.Unlock();
		STRACE(("ServerWindow(%s)::Hide() - General lock released\n", fWinBorder->GetName()));
	}
}

/*
	\brief Determines whether the window is hidden or not
	\return true if hidden, false if not
*/
bool ServerWindow::IsHidden(void)
{
	if(fWinBorder)
		return fWinBorder->IsHidden();
	
	return true;
}

void ServerWindow::Minimize(bool status)
{
	// This function doesn't need much -- check to make sure that we should and
	// send the message to the client. According to the BeBook, the BWindow hook function
	// does all the heavy lifting for us. :)
	
	bool sendMessages = false;

	if (status)
	{
		if (!IsHidden())
		{
			Hide();
			sendMessages = true;
		}
	}
	else
	{
		if (IsHidden())
		{
			Show();
			sendMessages = true;
		}
	}
	
	if (sendMessages)
	{
		BMessage msg;
		msg.what = B_MINIMIZE;
		msg.AddInt64("when", real_time_clock_usecs());
		msg.AddBool("minimize", status);
	
		SendMessageToClient(&msg);
	}
}

// Sends a message to the client to perform a Zoom
void ServerWindow::Zoom(void)
{
	BMessage msg;
	msg.what=B_ZOOM;
	SendMessageToClient(&msg);
}

/*!
	\brief Handles focus and redrawing when changing focus states
	
	The ServerWindow is set to (in)active and its decorator is redrawn based on its active status
*/
void ServerWindow::SetFocus(bool value)
{
	STRACE(("ServerWindow %s: Set Focus to %s - UNIMPLEMENTED\n",fTitle.String(),value?"true":"false"));
/*
	if(fIsActive!=value)
	{
		fIsActive=value;
		fWinBorder->SetFocus(value);
//		fWinBorder->RequestDraw();
	}
*/
}

/*!
	\brief Determines whether or not the window is active
	\return true if active, false if not
*/
bool ServerWindow::HasFocus(void)
{
	return fIsActive;
}

/*!
	\brief Notifies window of workspace (de)activation
	\param workspace Index of the workspace changed
	\param active New active status of the workspace
*/
void ServerWindow::WorkspaceActivated(int32 workspace, bool active)
{
	STRACE(("ServerWindow %s: WorkspaceActivated(%ld,%s)\n",fTitle.String(),
			workspace,(active)?"active":"inactive"));
	
	BMessage msg;
	msg.what = B_WORKSPACE_ACTIVATED;
	msg.AddInt32("workspace", workspace);
	msg.AddBool("active", active);
	
	SendMessageToClient(&msg);
}

/*!
	\brief Notifies window of a workspace switch
	\param oldone index of the previous workspace
	\param newone index of the new workspace
*/
void ServerWindow::WorkspacesChanged(int32 oldone,int32 newone)
{
	STRACE(("ServerWindow %s: WorkspacesChanged(%ld,%ld)\n",fTitle.String(),oldone,newone));

	BMessage msg;
	msg.what		= B_WORKSPACES_CHANGED;
	msg.AddInt32("old", oldone);
	msg.AddInt32("new", newone);
	
	SendMessageToClient(&msg);
}

/*!
	\brief Notifies window of a change in focus
	\param active New active status of the window
*/
void ServerWindow::WindowActivated(bool active)
{
	STRACE(("ServerWindow %s: WindowActivated(%s)\n",fTitle.String(),(active)?"active":"inactive"));
	
	BMessage msg;
	msg.what = B_WINDOW_ACTIVATED;
	msg.AddBool("active", active);
	
	SendMessageToClient(&msg);
}

/*!
	\brief Notifies window of a change in screen resolution
	\param frame Size of the new resolution
	\param color_space Color space of the new screen mode
*/
void ServerWindow::ScreenModeChanged(const BRect frame, const color_space cspace)
{
	STRACE(("ServerWindow %s: ScreenModeChanged\n",fTitle.String()));
	BMessage msg;
	
	msg.what = B_SCREEN_CHANGED;
	msg.AddRect("frame", frame);
	msg.AddInt32("mode", (int32)cspace);
	
	SendMessageToClient(&msg);
}

/*
	\brief Sets the frame size of the window
	\rect New window size
*/
void ServerWindow::SetFrame(const BRect &rect)
{
	STRACE(("ServerWindow %s: Set Frame to (%.1f,%.1f,%.1f,%.1f)\n",fTitle.String(),
			rect.left,rect.top,rect.right,rect.bottom));
	fFrame=rect;
}

/*!
	\brief Returns the frame of the window in screen coordinates
	\return The frame of the window in screen coordinates
*/
BRect ServerWindow::Frame(void)
{
	return fFrame;
}

/*!
	\brief Locks the window
	\return B_OK if everything is ok, B_ERROR if something went wrong
*/
status_t ServerWindow::Lock(void)
{
	STRACE(("ServerWindow %s: Lock\n",fTitle.String()));
	
	return (fLocker.Lock())?B_OK:B_ERROR;
}

//! Unlocks the window
void ServerWindow::Unlock(void)
{
	STRACE(("ServerWindow %s: Unlock\n",fTitle.String()));
	
	fLocker.Unlock();
}

/*!
	\brief Determines whether or not the window is locked
	\return True if locked, false if not.
*/
bool ServerWindow::IsLocked(void)
{
	return fLocker.IsLocked();
}

/*!
	\brief Sets the font state for a layer
	\param layer The layer to set the font
*/
void ServerWindow::SetLayerFontState(Layer *layer)
{
	uint16 mask;

	fSession->ReadUInt16(&mask);
			
	if (mask & B_FONT_FAMILY_AND_STYLE)
	{
		uint32		fontID;
		fSession->ReadInt32((int32*)&fontID);
	
		// TODO: implement later. Currently there is no SetFamAndStyle(uint32)
		//   in ServerFont class. DW, could you add one?
		//layer->fLayerData->font->
	}

	if (mask & B_FONT_SIZE)
	{
		float size;
		fSession->ReadFloat(&size);
		layer->fLayerData->font.SetSize(size);
	}
	
	if (mask & B_FONT_SHEAR)
	{
		float shear;
		fSession->ReadFloat(&shear);
		layer->fLayerData->font.SetShear(shear);
	}

	if (mask & B_FONT_ROTATION)
	{
		float rotation;
		fSession->ReadFloat(&rotation);
		layer->fLayerData->font.SetRotation(rotation);
	}

	if (mask & B_FONT_SPACING)
	{
		uint8 spacing;
		fSession->ReadUInt8(&spacing);
		layer->fLayerData->font.SetSpacing(spacing);
	}

	if (mask & B_FONT_ENCODING)
	{
		uint8 encoding;
		fSession->ReadUInt8((uint8*)&encoding);
		layer->fLayerData->font.SetEncoding(encoding);
	}

	if (mask & B_FONT_FACE)
	{
		uint16 face;
		fSession->ReadUInt16(&face);
		layer->fLayerData->font.SetFace(face);
	}

	if (mask & B_FONT_FLAGS)
	{
		uint32 flags;
		fSession->ReadUInt32(&flags);
		layer->fLayerData->font.SetFlags(flags);
	}
	STRACE(("DONE: ServerWindow %s: Message AS_LAYER_SET_FONT_STATE: Layer: %s\n",
			fTitle.String(), layer->fName->String()));
}

void ServerWindow::SetLayerState(Layer *layer)
{
	rgb_color highColor, lowColor, viewColor;
	pattern	patt;
	int32 clipRegRects;

	fSession->ReadPoint(		&(layer->fLayerData->penlocation));
	fSession->ReadFloat(		&(layer->fLayerData->pensize));
	fSession->ReadData(			&highColor, sizeof(rgb_color));
	fSession->ReadData(			&lowColor, sizeof(rgb_color));
	fSession->ReadData(			&viewColor, sizeof(rgb_color));
	fSession->ReadData(			&patt, sizeof(pattern));
	fSession->ReadInt8((int8*)	&(layer->fLayerData->draw_mode));
	fSession->ReadPoint(		&(layer->fLayerData->coordOrigin));
	fSession->ReadInt8((int8*)	&(layer->fLayerData->lineJoin));
	fSession->ReadInt8((int8*)	&(layer->fLayerData->lineCap));
	fSession->ReadFloat(		&(layer->fLayerData->miterLimit));
	fSession->ReadInt8((int8*)	&(layer->fLayerData->alphaSrcMode));
	fSession->ReadInt8((int8*)	&(layer->fLayerData->alphaFncMode));
	fSession->ReadFloat(		&(layer->fLayerData->scale));
	fSession->ReadBool(			&(layer->fLayerData->fontAliasing));
	fSession->ReadInt32(		&clipRegRects);

	layer->fLayerData->patt.Set(*((uint64*)&patt));
	layer->fLayerData->highcolor.SetColor(highColor);
	layer->fLayerData->lowcolor.SetColor(lowColor);
	layer->fLayerData->viewcolor.SetColor(viewColor);

	if(clipRegRects != 0)
	{
		if(layer->fLayerData->clipReg == NULL)
			layer->fLayerData->clipReg = new BRegion();
		else
			layer->fLayerData->clipReg->MakeEmpty();

		BRect rect;
				
		for(int32 i = 0; i < clipRegRects; i++)
		{
			fSession->ReadRect(&rect);
			layer->fLayerData->clipReg->Include(rect);
		}
	}
	else
	{
		if (layer->fLayerData->clipReg)
		{
			delete layer->fLayerData->clipReg;
			layer->fLayerData->clipReg = NULL;
		}
	}
	STRACE(("DONE: ServerWindow %s: Message AS_LAYER_SET_STATE: Layer: %s\n",fTitle.String(),
			 layer->fName->String()));
}

Layer * ServerWindow::CreateLayerTree(Layer *localRoot)
{
	STRACE(("ServerWindow(%s)::CreateLayerTree()\n", fTitle.String()));

	int32 token;
	BRect frame;
	uint32 resizeMask;
	uint32 flags;
	bool hidden;
	int32 childCount;
	char *name;
		
	fSession->ReadInt32(&token);
	name = fSession->ReadString();
	fSession->ReadRect(&frame);
	fSession->ReadUInt32(&resizeMask);
	fSession->ReadUInt32(&flags);
	fSession->ReadBool(&hidden);
	fSession->ReadInt32(&childCount);
			
	Layer *newLayer;
	newLayer = new Layer(frame.OffsetToCopy(0.0, 0.0), name, token, resizeMask, 
			flags, desktop->GetDisplayDriver());
	delete name;

	// there is no way of setting this, other than manually :-)
	newLayer->fHidden = hidden;

	int32 dummyMsg;
			
	// next comes BView's font state
	fSession->ReadInt32(&dummyMsg);
	if (dummyMsg == AS_LAYER_SET_FONT_STATE)
		SetLayerFontState(newLayer);
	else
		debugger("ServerWindow(%s) - AS_LAYER_SET_FONT_STATE Expected!\n");

	// lastly, the BView's graphic state
	fSession->ReadInt32(&dummyMsg);
	if (dummyMsg == AS_LAYER_SET_STATE)
		SetLayerState(newLayer);
	else
		debugger("ServerWindow(%s) - AS_LAYER_SET_STATE Expected!\n");

	// add the new Layer to the tree structure.
	if(localRoot)
		localRoot->AddChild(newLayer, NULL);
			
	// attach newLayer's children...
	for(int i = 0; i < childCount; i++)
	{
		fSession->ReadInt32(&dummyMsg);
		if (dummyMsg == AS_LAYER_CREATE)
			CreateLayerTree(newLayer);
		else
			debugger("ServerWindow(%s) - AS_LAYER_CREATE Expected!\n");
	}
	STRACE(("DONE: ServerWindow %s: Message AS_CREATE_LAYER: Parent: %s, Child: %s\n", fTitle.String(), 
			localRoot? localRoot->fName->String(): "NULL", newLayer->fName->String()));
	
	return newLayer;
}

void ServerWindow::DispatchMessage(int32 code)
{
	switch(code)
	{
		//--------- BView Messages -----------------
		case AS_LAYER_DRAW_BITMAP_SYNC_AT_POINT:
		{
			int32		bitmapToken;
			BPoint 		point;
			
			fSession->ReadInt32(&bitmapToken);
			fSession->ReadPoint(&point);
			
			ServerBitmap *sbmp = fServerApp->FindBitmap(bitmapToken);
			if(sbmp)
			{
				BRect src, dst;
				BRegion region;
				
				src = sbmp->Bounds();
				dst = cl->fParent->ConvertFromParent(cl->fFull.Frame());
				region = cl->fParent->ConvertFromParent(&(cl->fFull));
				dst.OffsetBy(point);
				
				cl->fDriver->DrawBitmap(&region, sbmp, src, dst, cl->fLayerData);
			}
			
			// TODO: Adi -- shouldn't this sync with the client?
			break;
		}
		case AS_LAYER_DRAW_BITMAP_ASYNC_AT_POINT:
		{
			int32		bitmapToken;
			BPoint 		point;
			
			fSession->ReadInt32(&bitmapToken);
			fSession->ReadPoint(&point);
			
			ServerBitmap *sbmp = fServerApp->FindBitmap(bitmapToken);
			if(sbmp)
			{
				BRect src, dst;
				BRegion region;
				
				src = sbmp->Bounds();
				dst = cl->fParent->ConvertFromParent(cl->fFull.Frame());
				region = cl->fParent->ConvertFromParent(&(cl->fFull));
				dst.OffsetBy(point);
				
				cl->fDriver->DrawBitmap(&region, sbmp, src, dst, cl->fLayerData);
			}
			break;
		}
		case AS_LAYER_DRAW_BITMAP_SYNC_IN_RECT:
		{
			int32 bitmapToken;
			BRect srcRect, dstRect;
			
			fSession->ReadInt32(&bitmapToken);
			fSession->ReadRect(&dstRect);
			fSession->ReadRect(&srcRect);
			
			ServerBitmap *sbmp = fServerApp->FindBitmap(bitmapToken);
			if(sbmp)
			{
				BRegion region;
				BRect dst;
				region = cl->fParent->ConvertFromParent(&(cl->fFull));
				dst = cl->fParent->ConvertFromParent(cl->fFull.Frame());
				dstRect.OffsetBy(dst.left, dst.top);
				
				cl->fDriver->DrawBitmap(&region, sbmp, srcRect, dstRect, cl->fLayerData);
			}
			
			// TODO: Adi -- shouldn't this sync with the client?
			break;
		}
		case AS_LAYER_DRAW_BITMAP_ASYNC_IN_RECT:
		{
			int32 bitmapToken;
			BRect srcRect, dstRect;
			
			fSession->ReadInt32(&bitmapToken);
			fSession->ReadRect(&dstRect);
			fSession->ReadRect(&srcRect);
			
			ServerBitmap *sbmp = fServerApp->FindBitmap(bitmapToken);
			if(sbmp)
			{
				BRegion region;
				BRect dst;
				region = cl->fParent->ConvertFromParent(&(cl->fFull));
				dst = cl->fParent->ConvertFromParent(cl->fFull.Frame());
				dstRect.OffsetBy(dst.left, dst.top);
				
				cl->fDriver->DrawBitmap(&region, sbmp, srcRect, dstRect, cl->fLayerData);
			}
			break;
		}
		case AS_SET_CURRENT_LAYER:
		{
			STRACE(("ServerWindow %s: Message AS_SET_CURRENT_LAYER: Layer name: %s\n", fTitle.String(), cl->fName->String()));
			int32 token;
			
			fSession->ReadInt32(&token);
			
			Layer *current = FindLayer(fTopLayer, token);
			
			if (current)
				cl=current;
			else // hope this NEVER happens! :-)
				debugger("Server PANIC: window cannot find Layer with ID\n");
			break;
		}
		case AS_LAYER_CREATE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_CREATE: Layer name: %s\n", fTitle.String(), cl->fName->String()));
			Layer		*newLayer;

			newLayer	= CreateLayerTree(NULL);
			cl->AddChild(newLayer, this);

			if (!(newLayer->IsHidden())){
				// cl is the parent of newLayer, so this call is OK.
				cl->FullInvalidate(newLayer->fFull.Frame());
			}

			break;
		}
		case AS_LAYER_DELETE:
		{
			// Received when a view is detached from a window. This is definitely
			// the less taxing operation - we call PruneTree() on the removed
			// layer, detach the layer itself, delete it, and invalidate the
			// area assuming that the view was visible when removed

			STRACE(("ServerWindow %s: AS_LAYER_DELETE(self)...\n", fTitle.String()));			
			Layer *parent;
			parent = cl->fParent;
			
			// here we remove current layer from list.
			cl->RemoveSelf();
			
			// TODO: invalidate the region occupied by this view.
			cl->PruneTree();

			parent->PrintTree();
			STRACE(("DONE: ServerWindow %s: Message AS_DELETE_LAYER: Parent: %s Layer: %s\n", fTitle.String(), parent->fName->String(), cl->fName->String()));

			delete cl;

			cl=parent;
			break;
		}
		case AS_LAYER_SET_STATE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_STATE: Layer name: %s\n", fTitle.String(), cl->fName->String()));
			SetLayerState(cl);
			cl->RebuildFullRegion();
			break;
		}
		case AS_LAYER_SET_FONT_STATE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_FONT_STATE: Layer name: %s\n", fTitle.String(), cl->fName->String()));
			SetLayerFontState(cl);
			cl->RebuildFullRegion();
			break;
		}
		case AS_LAYER_GET_STATE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_GET_STATE: Layer name: %s\n", fTitle.String(), cl->fName->String()));
			LayerData	*ld;
			
			// these 4 are here because of a compiler warning. Maybe he's right... :-)
			rgb_color	hc, lc, vc; // high, low and view colors
			uint64		patt;		// current pattern as a uint64
			
			ld			= cl->fLayerData; // now we write fewer characters. :-)
			hc			= ld->highcolor.GetColor32();
			lc			= ld->lowcolor.GetColor32();
			vc			= ld->viewcolor.GetColor32();
			patt		= ld->patt.GetInt64();
			
			// TODO: DW implement such a method in ServerFont class
			// fSession->WriteUInt32(ld->font.GetFamAndStyle());
			fSession->WriteUInt32(0UL);
			fSession->WriteFloat(ld->font.Size());
			fSession->WriteFloat(ld->font.Shear());
			fSession->WriteFloat(ld->font.Rotation());
			fSession->WriteUInt8(ld->font.Spacing());
			fSession->WriteUInt8(ld->font.Encoding());
			fSession->WriteUInt16(ld->font.Face());
			fSession->WriteUInt32(ld->font.Flags());
			
			fSession->WritePoint(ld->penlocation);
			fSession->WriteFloat(ld->pensize);
			fSession->WriteData(&hc, sizeof(rgb_color));
			fSession->WriteData(&lc, sizeof(rgb_color));
			fSession->WriteData(&vc, sizeof(rgb_color));
			fSession->WriteData(&patt,sizeof(pattern));
			fSession->WritePoint(ld->coordOrigin);
			fSession->WriteUInt8((uint8)(ld->draw_mode));
			fSession->WriteUInt8((uint8)(ld->lineCap));
			fSession->WriteUInt8((uint8)(ld->lineJoin));
			fSession->WriteFloat(ld->miterLimit);
			fSession->WriteUInt8((uint8)(ld->alphaSrcMode));
			fSession->WriteUInt8((uint8)(ld->alphaFncMode));
			fSession->WriteFloat(ld->scale);
			fSession->WriteFloat(ld->fontAliasing);
			
			int32 noOfRects = 0;
			if (ld->clipReg)
				noOfRects = ld->clipReg->CountRects();
			
			fSession->WriteInt32(noOfRects);
			
			for(int i = 0; i < noOfRects; i++)
				fSession->WriteRect(ld->clipReg->RectAt(i));
			
			fSession->WriteFloat(cl->fFrame.left);
			fSession->WriteFloat(cl->fFrame.top);
			fSession->WriteRect(cl->fFrame.OffsetToCopy(cl->fBoundsLeftTop));
			fSession->Sync();
			break;
		}
		case AS_LAYER_MOVETO:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_MOVETO: Layer name: %s\n", fTitle.String(), cl->fName->String()));
			float x, y;
			
			fSession->ReadFloat(&x);
			fSession->ReadFloat(&y);
			
			cl->MoveBy(x, y);
			
			break;
		}
		case AS_LAYER_RESIZETO:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_RESIZETO: Layer name: %s\n", fTitle.String(), cl->fName->String()));
			float newWidth, newHeight;
			
			fSession->ReadFloat(&newWidth);
			fSession->ReadFloat(&newHeight);
			
			// TODO: check for minimum alowed. WinBorder should provide such
			// a method, based on its decorator.
			
			cl->ResizeBy(newWidth, newHeight);
			
			break;
		}
		case AS_LAYER_GET_COORD:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_GET_COORD: Layer: %s\n",fTitle.String(), cl->fName->String()));
			fSession->WriteFloat(cl->fFrame.left);
			fSession->WriteFloat(cl->fFrame.top);
			fSession->WriteRect(cl->fFrame.OffsetToCopy(cl->fBoundsLeftTop));
			fSession->Sync();
			break;
		}
		case AS_LAYER_SET_ORIGIN:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_ORIGIN: Layer: %s\n",fTitle.String(), cl->fName->String()));
			float x, y;
			
			fSession->ReadFloat(&x);
			fSession->ReadFloat(&y);
			
			cl->fLayerData->coordOrigin.Set(x, y);

			break;
		}
		case AS_LAYER_GET_ORIGIN:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_GET_ORIGIN: Layer: %s\n",fTitle.String(), cl->fName->String()));
			fSession->WritePoint(cl->fLayerData->coordOrigin);
			fSession->Sync();

			break;
		}
		case AS_LAYER_RESIZE_MODE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_RESIZE_MODE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			fSession->ReadUInt32(&(cl->fResizeMode));
			
			break;
		}
		case AS_LAYER_CURSOR:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_CURSOR: Layer: %s\n",fTitle.String(), cl->fName->String()));
			int32 token;

			fSession->ReadInt32(&token);
			
			cursormanager->SetCursor(token);

			break;
		}
		case AS_LAYER_SET_FLAGS:
		{
			fSession->ReadUInt32(&(cl->fFlags));
			
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_FLAGS: Layer: %s\n",fTitle.String(), cl->fName->String()));
			break;
		}
		case AS_LAYER_HIDE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_HIDE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			cl->Hide();
			break;
		}
		case AS_LAYER_SHOW:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SHOW: Layer: %s\n",fTitle.String(), cl->fName->String()));
			cl->Show();
			break;
		}
		case AS_LAYER_SET_LINE_MODE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_LINE_MODE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			int8 lineCap, lineJoin;

			// TODO: DW: Shouldn't we lock before modifying certain memebers?
			// Redraw code might use an updated value instead of one for which
			// it was called. e.g.: different lineCap or lineJoin. Strange results
			// would appear.

			fSession->ReadInt8(&lineCap);
			fSession->ReadInt8(&lineJoin);
			fSession->ReadFloat(&(cl->fLayerData->miterLimit));
			
			cl->fLayerData->lineCap	= (cap_mode)lineCap;
			cl->fLayerData->lineJoin = (join_mode)lineJoin;
		
			break;
		}
		case AS_LAYER_GET_LINE_MODE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_GET_LINE_MODE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			fSession->WriteInt8((int8)(cl->fLayerData->lineCap));
			fSession->WriteInt8((int8)(cl->fLayerData->lineJoin));
			fSession->WriteFloat(cl->fLayerData->miterLimit);
			fSession->Sync();
		
			break;
		}
		case AS_LAYER_PUSH_STATE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_PUSH_STATE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			LayerData *ld = new LayerData();
			ld->prevState = cl->fLayerData;
			cl->fLayerData = ld;
			
			cl->RebuildFullRegion();
			
			break;
		}
		case AS_LAYER_POP_STATE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_POP_STATE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			if (!(cl->fLayerData->prevState))
			{
				STRACE(("WARNING: SW(%s): User called BView(%s)::PopState(), but there is NO state on stack!\n", fTitle.String(), cl->fName->String()));
				break;
			}
			
			LayerData		*ld = cl->fLayerData;
			cl->fLayerData	= cl->fLayerData->prevState;
			delete ld;
			
			cl->RebuildFullRegion();

			break;
		}
		case AS_LAYER_SET_SCALE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_SCALE: Layer: %s\n",fTitle.String(), cl->fName->String()));		
			fSession->ReadFloat(&(cl->fLayerData->scale));
			
			break;
		}
		case AS_LAYER_GET_SCALE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_GET_SCALE: Layer: %s\n",fTitle.String(), cl->fName->String()));		
			LayerData		*ld = cl->fLayerData;

			float			scale = ld->scale;
			
			while((ld = ld->prevState))
				scale		*= ld->scale;
			
			fSession->WriteFloat(scale);
			fSession->Sync();

			break;
		}
		case AS_LAYER_SET_PEN_LOC:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_PEN_LOC: Layer: %s\n",fTitle.String(), cl->fName->String()));
			float		x, y;
			
			fSession->ReadFloat(&x);
			fSession->ReadFloat(&y);
			
			cl->fLayerData->penlocation.Set(x, y);
			
			break;
		}
		case AS_LAYER_GET_PEN_LOC:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_GET_PEN_LOC: Layer: %s\n",fTitle.String(), cl->fName->String()));
			fSession->WritePoint(cl->fLayerData->penlocation);

			fSession->Sync();

			break;
		}
		case AS_LAYER_SET_PEN_SIZE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_PEN_SIZE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			fSession->ReadFloat(&(cl->fLayerData->pensize));
			
			break;
		}
		case AS_LAYER_GET_PEN_SIZE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_GET_PEN_SIZE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			fSession->WriteFloat(cl->fLayerData->pensize);
			fSession->Sync();
			break;
		}
		case AS_LAYER_SET_HIGH_COLOR:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_HIGH_COLOR: Layer: %s\n",fTitle.String(), cl->fName->String()));
			rgb_color c;
			
			fSession->ReadData(&c, sizeof(rgb_color));
			
			cl->fLayerData->highcolor.SetColor(c);
			
			break;
		}
		case AS_LAYER_SET_LOW_COLOR:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_LOW_COLOR: Layer: %s\n",fTitle.String(), cl->fName->String()));
			rgb_color c;
			
			fSession->ReadData(&c, sizeof(rgb_color));
			
			cl->fLayerData->lowcolor.SetColor(c);
			
			break;
		}
		case AS_LAYER_SET_VIEW_COLOR:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_VIEW_COLOR: Layer: %s\n",fTitle.String(), cl->fName->String()));
			rgb_color c;
			
			fSession->ReadData(&c, sizeof(rgb_color));
			
			cl->fLayerData->viewcolor.SetColor(c);
			
			cl->Invalidate(cl->fVisible);
			
			break;
		}
		case AS_LAYER_GET_COLORS:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_GET_COLORS: Layer: %s\n",fTitle.String(), cl->fName->String()));
			rgb_color highColor, lowColor, viewColor;
			
			highColor = cl->fLayerData->highcolor.GetColor32();
			lowColor = cl->fLayerData->lowcolor.GetColor32();
			viewColor = cl->fLayerData->viewcolor.GetColor32();
			
			fSession->WriteData(&highColor, sizeof(rgb_color));
			fSession->WriteData(&lowColor, sizeof(rgb_color));
			fSession->WriteData(&viewColor, sizeof(rgb_color));
			fSession->Sync();

			break;
		}
		case AS_LAYER_SET_BLEND_MODE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_BLEND_MODE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			int8 srcAlpha, alphaFunc;
			
			fSession->ReadInt8(&srcAlpha);
			fSession->ReadInt8(&alphaFunc);
			
			cl->fLayerData->alphaSrcMode = (source_alpha)srcAlpha;
			cl->fLayerData->alphaFncMode = (alpha_function)alphaFunc;
			
			break;
		}
		case AS_LAYER_GET_BLEND_MODE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_GET_BLEND_MODE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			fSession->WriteInt8((int8)(cl->fLayerData->alphaSrcMode));
			fSession->WriteInt8((int8)(cl->fLayerData->alphaFncMode));

			fSession->Sync();

			break;
		}
		case AS_LAYER_SET_DRAW_MODE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_DRAW_MODE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			int8 drawingMode;
			
			fSession->ReadInt8(&drawingMode);
			
			cl->fLayerData->draw_mode = (drawing_mode)drawingMode;
			
			break;
		}
		case AS_LAYER_GET_DRAW_MODE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_GET_DRAW_MODE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			fSession->WriteInt8((int8)(cl->fLayerData->draw_mode));
			fSession->Sync();

			break;
		}
		case AS_LAYER_PRINT_ALIASING:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_PRINT_ALIASING: Layer: %s\n",fTitle.String(), cl->fName->String()));
			fSession->ReadBool(&(cl->fLayerData->fontAliasing));
			
			break;
		}
		case AS_LAYER_CLIP_TO_PICTURE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_CLIP_TO_PICTURE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			// TODO: watch out for the coordinate system
			int32 pictureToken;
			BPoint where;
			
			fSession->ReadInt32(&pictureToken);
			fSession->ReadPoint(&where);
			
			
			BRegion reg;
			bool redraw = false;
			
			// if we had a picture to clip to, include the FULL visible region(if any) in the area to be redrawn
			// in other words: invalidate what ever is visible for this layer and his children.
			if (cl->clipToPicture && cl->fFullVisible.CountRects() > 0)
			{
				reg.Include(&cl->fFullVisible);
				redraw		= true;
			}
			
			// search for a picture with the specified token.
			ServerPicture *sp = NULL;
			int32 i = 0;
			while(1)
			{
				sp=static_cast<ServerPicture*>(cl->fServerWin->fServerApp->fPictureList->ItemAt(i++));
				if (!sp)
					break;
				
				if(sp->GetToken() == pictureToken)
				{
					//cl->clipToPicture	= sp;
					
					// TODO: increase that picture's reference count.(~ allocate a picture)
					break;
				}
			}
			
			// avoid compiler warning
			i = 0;
			
			// we have a new picture to clip to, so rebuild our full region
			if(cl->clipToPicture) 
			{
				cl->clipToPictureInverse = false;
				cl->RebuildFullRegion();
			}
			
			// we need to rebuild the visible region, we may have a valid one.
			if (cl->fParent && !(cl->fHidden))
			{
				//cl->fParent->RebuildChildRegions(cl->fFull.Frame(), cl);
			}
			else
			{
				// will this happen? Maybe...
				//cl->RebuildRegions(cl->fFull.Frame());
			}
			
			// include our full visible region in the region to be redrawn
			if (!(cl->fHidden) && (cl->fFullVisible.CountRects() > 0))
			{
				reg.Include(&(cl->fFullVisible));
				redraw		= true;
			}
			
			// redraw if we previously had or if we have acquired a picture to clip to.
			if (redraw)
				cl->Invalidate(reg);

			break;
		}
		case AS_LAYER_CLIP_TO_INVERSE_PICTURE:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_CLIP_TO_INVERSE_PICTURE: Layer: %s\n",fTitle.String(), cl->fName->String()));
			// TODO: watch out for the coordinate system
			int32 pictureToken;
			BPoint where;
			
			fSession->ReadInt32(&pictureToken);
			fSession->ReadPoint(&where);
			
			ServerPicture *sp = NULL;
			int32 i = 0;
			
			while(1)
			{
				sp= static_cast<ServerPicture*>(cl->fServerWin->fServerApp->fPictureList->ItemAt(i++));
				if (!sp)
					break;
					
				if(sp->GetToken() == pictureToken)
				{
					//cl->clipToPicture	= sp;
					
					// TODO: increase that picture's reference count.(~ allocate a picture)
					break;
				}
			}
			// avoid compiler warning
			i = 0;
			
			// if a picture has been found...
			if(cl->clipToPicture) 
			{
				cl->clipToPictureInverse	= true;
				cl->RebuildFullRegion();
				//cl->RequestDraw(cl->clipToPicture->Frame());
			}
			break;
		}
		case AS_LAYER_GET_CLIP_REGION:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_GET_CLIP_REGION: Layer: %s\n",fTitle.String(), cl->fName->String()));
			// if this Layer is hidden, it is clear that its visible region is void.
			if (cl->IsHidden()){
				fSession->WriteInt32(0L);
				fSession->Sync();
			}
			else{
				// TODO: watch out for the coordinate system
				BRegion reg;
				LayerData *ld;
				int32 noOfRects;
			
				ld = cl->fLayerData;
				reg = cl->ConvertFromParent(&(cl->fVisible));
			
				if(ld->clipReg)
					reg.IntersectWith(ld->clipReg);
			
				while((ld = ld->prevState))
				{
					if(ld->clipReg)
						reg.IntersectWith(ld->clipReg);
				}
			
				noOfRects = reg.CountRects();
				fSession->WriteInt32(noOfRects);

				for(int i = 0; i < noOfRects; i++)
					fSession->WriteRect(reg.RectAt(i));
			}
			break;
		}
		case AS_LAYER_SET_CLIP_REGION:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_SET_CLIP_REGION: Layer: %s\n",fTitle.String(), cl->fName->String()));
			// TODO: watch out for the coordinate system
			int32 noOfRects;
			BRect r;
			
			if(cl->fLayerData->clipReg)
				cl->fLayerData->clipReg->MakeEmpty();
			else
				cl->fLayerData->clipReg = new BRegion();
			
			fSession->ReadInt32(&noOfRects);
			
			for(int i = 0; i < noOfRects; i++)
			{
				fSession->ReadRect(&r);
				cl->fLayerData->clipReg->Include(r);
			}

			cl->RebuildFullRegion();
			if (!(cl->IsHidden()))
			{
				if (cl->fParent)
					cl->fParent->FullInvalidate(BRegion(cl->fFull));
				else
					cl->FullInvalidate(BRegion(cl->fFull));
			}

			break;
		}
		case AS_LAYER_INVAL_RECT:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_INVAL_RECT: Layer: %s\n",fTitle.String(), cl->fName->String()));
			// TODO: watch out for the coordinate system
			BRect		invalRect;
			
			fSession->ReadRect(&invalRect);
			
			cl->Invalidate(invalRect);
			
			break;
		}
		case AS_LAYER_INVAL_REGION:
		{
			STRACE(("ServerWindow %s: Message AS_LAYER_INVAL_RECT: Layer: %s\n",fTitle.String(), cl->fName->String()));
			// TODO: watch out for the coordinate system
			BRegion invalReg;
			int32 noOfRects;
			BRect rect;
			
			fSession->ReadInt32(&noOfRects);
			
			for(int i = 0; i < noOfRects; i++)
			{
				fSession->ReadRect(&rect);
				invalReg.Include(rect);
			}
			
			cl->Invalidate(invalReg);

			break;
		}

		// ********** END: BView Messages ***********
		
		// ********* BWindow Messages ***********
		case AS_LAYER_DELETE_ROOT:
		{
			// Received when a window deletes its internal top view
			
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Delete_Layer_Root unimplemented\n",fTitle.String()));
			break;
		}
		case AS_SHOW_WINDOW:
		{
			STRACE(("ServerWindow %s: Message AS_SHOW_WINDOW\n",fTitle.String()));
			Show();
			break;
		}
		case AS_HIDE_WINDOW:
		{
			STRACE(("ServerWindow %s: Message AS_HIDE_WINDOW\n",fTitle.String()));		
			Hide();
			break;
		}
		case AS_SEND_BEHIND:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message  Send_Behind unimplemented\n",fTitle.String()));
			break;
		}
		case AS_ENABLE_UPDATES:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Enable_Updates unimplemented\n",fTitle.String()));
			break;
		}
		case AS_DISABLE_UPDATES:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Disable_Updates unimplemented\n",fTitle.String()));
			break;
		}
		case AS_NEEDS_UPDATE:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Needs_Update unimplemented\n",fTitle.String()));
			break;
		}
		case AS_WINDOW_TITLE:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Set_Title unimplemented\n",fTitle.String()));
			break;
		}
		case AS_ADD_TO_SUBSET:
		{
			WinBorder *wb;
			int32 mainToken;
			team_id	teamID;
			
			fSession->ReadInt32(&mainToken);
			fSession->ReadData(&teamID, sizeof(team_id));
			
			wb = desktop->FindWinBorderByServerWindowTokenAndTeamID(mainToken, teamID);
			if(wb)
			{
				fSession->WriteInt32(SERVER_TRUE);
				fSession->Sync();
				
				fWinBorder->AddToSubsetOf(wb);
			}
			else
			{
				fSession->WriteInt32(SERVER_FALSE);
				fSession->Sync();
			}
			break;
		}
		case AS_REM_FROM_SUBSET:
		{
			WinBorder *wb;
			int32 mainToken;
			team_id teamID;
			
			fSession->ReadInt32(&mainToken);
			fSession->ReadData(&teamID, sizeof(team_id));
			
			wb = desktop->FindWinBorderByServerWindowTokenAndTeamID(mainToken, teamID);
			if(wb)
			{
				fSession->WriteInt32(SERVER_TRUE);
				fSession->Sync();
				
				fWinBorder->RemoveFromSubsetOf(wb);
			}
			else
			{
				fSession->WriteInt32(SERVER_FALSE);
				fSession->Sync();
			}
			break;
		}
		case AS_SET_LOOK:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Set_Look unimplemented\n",fTitle.String()));
			break;
		}
		case AS_SET_FLAGS:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Set_Flags unimplemented\n",fTitle.String()));
			break;
		}
		case AS_SET_FEEL:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Set_Feel unimplemented\n",fTitle.String()));
			break;
		}
		case AS_SET_ALIGNMENT:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Set_Alignment unimplemented\n",fTitle.String()));
			break;
		}
		case AS_GET_ALIGNMENT:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Get_Alignment unimplemented\n",fTitle.String()));
			break;
		}
		case AS_GET_WORKSPACES:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Get_Workspaces unimplemented\n",fTitle.String()));
			break;
		}
		case AS_SET_WORKSPACES:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Set_Workspaces unimplemented\n",fTitle.String()));
			break;
		}
		case AS_WINDOW_RESIZE:
		{
			float xResizeBy;
			float yResizeBy;
			
			fSession->ReadFloat(&xResizeBy);
			fSession->ReadFloat(&yResizeBy);
			
			fWinBorder->ResizeBy(xResizeBy, yResizeBy);
			
			break;
		}
		case AS_WINDOW_MOVE:
		{
			float xMoveBy;
			float yMoveBy;
			
			fSession->ReadFloat(&xMoveBy);
			fSession->ReadFloat(&yMoveBy);

			fWinBorder->MoveBy(xMoveBy, yMoveBy);

			break;
		}
		case B_MINIMIZE:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Minimize unimplemented\n",fTitle.String()));
			break;
		}
		case B_WINDOW_ACTIVATED:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Window_Activated unimplemented\n",fTitle.String()));
			break;
		}
		case B_ZOOM:
		{
			// TODO: Implement
			STRACE(("ServerWindow %s: Message Zoom unimplemented\n",fTitle.String()));
			break;
		}
		default:
		{
			printf("ServerWindow %s received unexpected code - message offset %lx\n",fTitle.String(), code - SERVER_TRUE);
			break;
		}
	}
}

/*!
	\brief Iterator for graphics update messages
	\param msgsize Size of the buffer containing the graphics messages
	\param msgbuffer Buffer containing the graphics message
*/
void ServerWindow::DispatchGraphicsMessage(int32 msgsize, int8 *msgbuffer)
{
	Layer *layer;
	LayerData *layerdata;
	int32 code;
	int32 view_token;
	uint32 sizeRemaining = (uint32)msgsize;
	BRegion WindowClipRegion;
	BRegion LayerClipRegion;
//	Layer *sibling;
	int32 numRects = 0;
	
	if (!msgsize || !msgbuffer)
		return;
	if (IsHidden())
		return;
		
	// TODO: fix!
/*	WindowClipRegion.Set(fWinBorder->Frame());
	sibling = fWinBorder->UpperSibling();
	while (sibling)
	{
		WindowClipRegion.Exclude(sibling->Frame());
		sibling = sibling->UpperSibling();
	}
*/
	if (!WindowClipRegion.Frame().IsValid())
		return;
	
	// We need to decide whether coordinates are specified in view or root coordinates.
	// For now, we assume root level coordinates.
	code = AS_BEGIN_UPDATE;
	while ((sizeRemaining > 2*sizeof(int32)) && (code != AS_END_UPDATE))
	{
		code = read_from_buffer<int32>(&msgbuffer);
		view_token = read_from_buffer<int32>(&msgbuffer);
		
		//TODO: fix!
		layer = NULL;//fWorkspace->GetRoot()->FindLayer(view_token);
		
		if (layer)
		{
			// TODO: fix!
			//layerdata = layer->GetLayerData();
			LayerClipRegion.Set(layer->Frame());
			LayerClipRegion.IntersectWith(&WindowClipRegion);
			numRects = LayerClipRegion.CountRects();
		}
		else
		{
			layerdata = NULL;
			STRACE(("ServerWindow %s received invalid view token %lx",fTitle.String(),view_token));
		}
		
		switch (code)
		{
			case AS_SET_HIGH_COLOR:
			{
				if (sizeRemaining >= AS_SET_COLOR_MSG_SIZE)
				{
					uint8 r, g, b, a;
					r = read_from_buffer<uint8>(&msgbuffer);
					g = read_from_buffer<uint8>(&msgbuffer);
					b = read_from_buffer<uint8>(&msgbuffer);
					a = read_from_buffer<uint8>(&msgbuffer);
					if (layerdata)
						layerdata->highcolor.SetColor(r,g,b,a);
					sizeRemaining -= AS_SET_COLOR_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_SET_LOW_COLOR:
			{
				if (sizeRemaining >= AS_SET_COLOR_MSG_SIZE)
				{
					uint8 r, g, b, a;
					r = read_from_buffer<uint8>(&msgbuffer);
					g = read_from_buffer<uint8>(&msgbuffer);
					b = read_from_buffer<uint8>(&msgbuffer);
					a = read_from_buffer<uint8>(&msgbuffer);
					if (layerdata)
						layerdata->lowcolor.SetColor(r,g,b,a);
					sizeRemaining -= AS_SET_COLOR_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_SET_VIEW_COLOR:
			{
				if (sizeRemaining >= AS_SET_COLOR_MSG_SIZE)
				{
					uint8 r, g, b, a;
					r = read_from_buffer<uint8>(&msgbuffer);
					g = read_from_buffer<uint8>(&msgbuffer);
					b = read_from_buffer<uint8>(&msgbuffer);
					a = read_from_buffer<uint8>(&msgbuffer);
					if (layerdata)
						layerdata->viewcolor.SetColor(r,g,b,a);
					sizeRemaining -= AS_SET_COLOR_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_STROKE_ARC:
			{
				// TODO:: Add clipping
				if (sizeRemaining >= AS_STROKE_ARC_MSG_SIZE)
				{
					float left, top, right, bottom, angle, span;
					int8 *pattern;
					
					left = read_from_buffer<float>(&msgbuffer);
					top = read_from_buffer<float>(&msgbuffer);
					right = read_from_buffer<float>(&msgbuffer);
					bottom = read_from_buffer<float>(&msgbuffer);
					angle = read_from_buffer<float>(&msgbuffer);
					span = read_from_buffer<float>(&msgbuffer);
					pattern = read_pattern_from_buffer(&msgbuffer);
					//BRect rect(left,top,right,bottom);
					//if (layerdata)
						//fServerApp->_driver->StrokeArc(rect,angle,span,layerdata,pattern);
					sizeRemaining -= AS_STROKE_ARC_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_STROKE_BEZIER:
			{
				// TODO:: Add clipping
				if (sizeRemaining >= AS_STROKE_BEZIER_MSG_SIZE)
				{
					BPoint *pts;
					int8 *pattern;
					int i;
					pts = new BPoint[4];
					for (i=0; i<4; i++)
					{
						pts[i].x = read_from_buffer<float>(&msgbuffer);
						pts[i].y = read_from_buffer<float>(&msgbuffer);
					}
					pattern = read_pattern_from_buffer(&msgbuffer);
					//if (layerdata)
						//fServerApp->_driver->StrokeBezier(pts,layerdata,pattern);
					delete[] pts;
					sizeRemaining -= AS_STROKE_BEZIER_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_STROKE_ELLIPSE:
			{
				// TODO:: Add clipping
				if (sizeRemaining >= AS_STROKE_ELLIPSE_MSG_SIZE)
				{
					float left, top, right, bottom;
					int8 *pattern;
					left = read_from_buffer<float>(&msgbuffer);
					top = read_from_buffer<float>(&msgbuffer);
					right = read_from_buffer<float>(&msgbuffer);
					bottom = read_from_buffer<float>(&msgbuffer);
					pattern = read_pattern_from_buffer(&msgbuffer);
					//BRect rect(left,top,right,bottom);
					//if (layerdata)
						//fServerApp->_driver->StrokeEllipse(rect,layerdata,pattern);
					sizeRemaining -= AS_STROKE_ELLIPSE_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_STROKE_LINE:
			{
				// TODO:: Add clipping
				if (sizeRemaining >= AS_STROKE_LINE_MSG_SIZE)
				{
					float x1, y1, x2, y2;
					int8 *pattern;
					x1 = read_from_buffer<float>(&msgbuffer);
					y1 = read_from_buffer<float>(&msgbuffer);
					x2 = read_from_buffer<float>(&msgbuffer);
					y2 = read_from_buffer<float>(&msgbuffer);
					pattern = read_pattern_from_buffer(&msgbuffer);
					//BPoint p1(x1,y1);
					//BPoint p2(x2,y2);
					//if (layerdata)
						//fServerApp->_driver->StrokeLine(p1,p2,layerdata,pattern);
					sizeRemaining -= AS_STROKE_LINE_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_STROKE_LINEARRAY:
			{
				// TODO: Implement
				break;
			}
			case AS_STROKE_POLYGON:
			{
				// TODO: Implement
				break;
			}
			case AS_STROKE_RECT:
			{
				// TODO:: Add clipping
				if (sizeRemaining >= AS_STROKE_RECT_MSG_SIZE)
				{
					float left, top, right, bottom;
					int8 *pattern;
					left = read_from_buffer<float>(&msgbuffer);
					top = read_from_buffer<float>(&msgbuffer);
					right = read_from_buffer<float>(&msgbuffer);
					bottom = read_from_buffer<float>(&msgbuffer);
					pattern = read_pattern_from_buffer(&msgbuffer);
					//BRect rect(left,top,right,bottom);
					//if (layerdata)
						//fServerApp->_driver->StrokeRect(rect,layerdata,pattern);
					sizeRemaining -= AS_STROKE_RECT_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_STROKE_ROUNDRECT:
			{
				// TODO:: Add clipping
				if (sizeRemaining >= AS_STROKE_ROUNDRECT_MSG_SIZE)
				{
					float left, top, right, bottom, xrad, yrad;
					int8 *pattern;
					left = read_from_buffer<float>(&msgbuffer);
					top = read_from_buffer<float>(&msgbuffer);
					right = read_from_buffer<float>(&msgbuffer);
					bottom = read_from_buffer<float>(&msgbuffer);
					xrad = read_from_buffer<float>(&msgbuffer);
					yrad = read_from_buffer<float>(&msgbuffer);
					pattern = read_pattern_from_buffer(&msgbuffer);
					//BRect rect(left,top,right,bottom);
					//if (layerdata)
						//fServerApp->_driver->StrokeRoundRect(rect,xrad,yrad,layerdata,pattern);
					sizeRemaining -= AS_STROKE_ROUNDRECT_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_STROKE_SHAPE:
			{
				// TODO: Implement
				break;
			}
			case AS_STROKE_TRIANGLE:
			{
				// TODO:: Add clipping
				if (sizeRemaining >= AS_STROKE_TRIANGLE_MSG_SIZE)
				{
					BPoint *pts;
					int8 *pattern;
					float left, top, right, bottom;
					int i;
					pts = new BPoint[3];
					for (i=0; i<3; i++)
					{
						pts[i].x = read_from_buffer<float>(&msgbuffer);
						pts[i].y = read_from_buffer<float>(&msgbuffer);
					}
					left = read_from_buffer<float>(&msgbuffer);
					top = read_from_buffer<float>(&msgbuffer);
					right = read_from_buffer<float>(&msgbuffer);
					bottom = read_from_buffer<float>(&msgbuffer);
					pattern = read_pattern_from_buffer(&msgbuffer);
					//BRect rect(left,top,right,bottom);
					//if (layerdata)
						//fServerApp->_driver->StrokeTriangle(pts,rect,layerdata,pattern);
					delete[] pts;
					sizeRemaining -= AS_STROKE_TRIANGLE_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_FILL_ARC:
			{
				// TODO:: Add clipping
				if (sizeRemaining >= AS_FILL_ARC_MSG_SIZE)
				{
					float left, top, right, bottom, angle, span;
					int8 *pattern;
					left = read_from_buffer<float>(&msgbuffer);
					top = read_from_buffer<float>(&msgbuffer);
					right = read_from_buffer<float>(&msgbuffer);
					bottom = read_from_buffer<float>(&msgbuffer);
					angle = read_from_buffer<float>(&msgbuffer);
					span = read_from_buffer<float>(&msgbuffer);
					pattern = read_pattern_from_buffer(&msgbuffer);
					//BRect rect(left,top,right,bottom);
					//if (layerdata)
						//fServerApp->_driver->FillArc(rect,angle,span,layerdata,pattern);
					sizeRemaining -= AS_FILL_ARC_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_FILL_BEZIER:
			{
				// TODO:: Add clipping
				if (sizeRemaining >= AS_FILL_BEZIER_MSG_SIZE)
				{
					BPoint *pts;
					int8 *pattern;
					int i;
					pts = new BPoint[4];
					for (i=0; i<4; i++)
					{
						pts[i].x = read_from_buffer<float>(&msgbuffer);
						pts[i].y = read_from_buffer<float>(&msgbuffer);
					}
					pattern = read_pattern_from_buffer(&msgbuffer);
					//if (layerdata)
						//fServerApp->_driver->FillBezier(pts,layerdata,pattern);
					delete[] pts;
					sizeRemaining -= AS_FILL_BEZIER_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_FILL_ELLIPSE:
			{
				// TODO:: Add clipping
				if (sizeRemaining >= AS_FILL_ELLIPSE_MSG_SIZE)
				{
					float left, top, right, bottom;
					int8 *pattern;
					left = read_from_buffer<float>(&msgbuffer);
					top = read_from_buffer<float>(&msgbuffer);
					right = read_from_buffer<float>(&msgbuffer);
					bottom = read_from_buffer<float>(&msgbuffer);
					pattern = read_pattern_from_buffer(&msgbuffer);
					//BRect rect(left,top,right,bottom);
					//if (layerdata)
						//fServerApp->_driver->FillEllipse(rect,layerdata,pattern);
					sizeRemaining -= AS_FILL_ELLIPSE_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_FILL_POLYGON:
			{
				// TODO: Implement
				break;
			}
			case AS_FILL_RECT:
			{
				if (sizeRemaining >= AS_FILL_RECT_MSG_SIZE)
				{
					float left, top, right, bottom;
					int8 *pattern;
					left = read_from_buffer<float>(&msgbuffer);
					top = read_from_buffer<float>(&msgbuffer);
					right = read_from_buffer<float>(&msgbuffer);
					bottom = read_from_buffer<float>(&msgbuffer);
					pattern = read_pattern_from_buffer(&msgbuffer);
					/*
					BRect rect(left,top,right,bottom);
					if (layerdata && numRects)
						if (numRects == 1)
							fServerApp->_driver->FillRect(rect,layerdata,pattern);
						else
						{
							int i;
							for (i=0; i<numRects; i++)
								fServerApp->_driver->FillRect(LayerClipRegion.RectAt(i),layerdata,pattern);
						}
					*/
					sizeRemaining -= AS_FILL_RECT_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_FILL_REGION:
			{
				// TODO: Implement
				break;
			}
			case AS_FILL_ROUNDRECT:
			{
				// TODO: Add clipping
				if (sizeRemaining >= AS_FILL_ROUNDRECT_MSG_SIZE)
				{
					float left, top, right, bottom, xrad, yrad;
					int8 *pattern;
					left = read_from_buffer<float>(&msgbuffer);
					top = read_from_buffer<float>(&msgbuffer);
					right = read_from_buffer<float>(&msgbuffer);
					bottom = read_from_buffer<float>(&msgbuffer);
					xrad = read_from_buffer<float>(&msgbuffer);
					yrad = read_from_buffer<float>(&msgbuffer);
					pattern = read_pattern_from_buffer(&msgbuffer);
					//BRect rect(left,top,right,bottom);
					//if (layerdata)
						//fServerApp->_driver->FillRoundRect(rect,xrad,yrad,layerdata,pattern);
					sizeRemaining -= AS_FILL_ROUNDRECT_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_FILL_SHAPE:
			{
				// TODO: Implement
				break;
			}
			case AS_FILL_TRIANGLE:
			{
				// TODO:: Add clipping
				if (sizeRemaining >= AS_FILL_TRIANGLE_MSG_SIZE)
				{
					BPoint *pts;
					int8 *pattern;
					float left, top, right, bottom;
					int i;
					pts = new BPoint[3];
					for (i=0; i<3; i++)
					{
						pts[i].x = read_from_buffer<float>(&msgbuffer);
						pts[i].y = read_from_buffer<float>(&msgbuffer);
					}
					left = read_from_buffer<float>(&msgbuffer);
					top = read_from_buffer<float>(&msgbuffer);
					right = read_from_buffer<float>(&msgbuffer);
					bottom = read_from_buffer<float>(&msgbuffer);
					pattern = read_pattern_from_buffer(&msgbuffer);
					//BRect rect(left,top,right,bottom);
					//if (layerdata)
						//fServerApp->_driver->FillTriangle(pts,rect,layerdata,pattern);
					delete[] pts;
					sizeRemaining -= AS_FILL_TRIANGLE_MSG_SIZE;
				}
				else
				{
					STRACE(("ServerWindow %s received truncated graphics code %lx",fTitle.String(),code));
					sizeRemaining = 0;
				}
				break;
			}
			case AS_MOVEPENBY:
			{
				// TODO: Implement
				break;
			}
			case AS_MOVEPENTO:
			{
				// TODO: Implement
				break;
			}
			case AS_SETPENSIZE:
			{
				// TODO: Implement
				break;
			}
			case AS_DRAW_STRING:
			{
				// TODO: Implement
				break;
			}
			case AS_SET_FONT:
			{
				// TODO: Implement
				break;
			}
			case AS_SET_FONT_SIZE:
			{
				// TODO: Implement
				break;
			}
			default:
			{
				sizeRemaining -= sizeof(int32);
				printf("ServerWindow %s received unexpected graphics code %lx",fTitle.String(),code);
				break;
			}
		}
	}
}

/*!
	\brief Message-dispatching loop for the ServerWindow

	MonitorWin() watches the ServerWindow's message port and dispatches as necessary
	\param data The thread's ServerWindow
	\return Throwaway code. Always 0.
*/
int32 ServerWindow::MonitorWin(void *data)
{
	ServerWindow 	*win = (ServerWindow *)data;
	BSession		*ses = win->fSession;
	bool			quitting = false;
	int32			code;
	
	while(!quitting)
	{
		ses->ReadInt32(&code);

		switch(code)
		{
			case 0:
			{
				// this means the client has been killed

				// TODO: A message code should *never* be 0. The source sending this message
				// needs to be changed to something like AS_CLIENT_DEAD or something.
				
				STRACE(("ServerWindow %s received '0' message code\n",win->Title()));
				quitting = true;
				delete win;
				break;
			}
			// TODO: This message is never received.... why?
/*			case AS_QUIT_APP:
			{
				// We receive this _only_ when the server is shutting down. The app_server
				// is not asking the app to quit - it's *telling* it to quit because
				// in just a short time, the server itself is going to disappear.
				
				BMessage msg(_QUIT_);
				win->SendMessageToClient(&msg);
			}
*/
			case B_QUIT_REQUESTED:
			{
				STRACE(("ServerWindow %s received Quit request\n",win->Title()));
				quitting = true;
				delete win;
				break;
			}
			default:
			{
				win->DispatchMessage(code);
				break;
			}
		}
	}
	return 0;
}

/*!
	\brief Send a message to the ServerWindow
	\param code ID code of the message to post
	\param size size of the data buffer
	\param buffer Any attached data
*/
void ServerWindow::PostMessage(int32 code, size_t size, int8 *buffer)
{
	write_port(fMessagePort,code, buffer, size);
}

/*!
	\brief Returns the Workspace object to which the window belongs
	
	If the window belongs to all workspaces, it returns the current workspace
*/
Workspace *ServerWindow::GetWorkspace(void)
{
	//TODO: resolve
	if(fWorkspaces==B_ALL_WORKSPACES)
		return NULL;//fWorkspaces->GetScreen()->GetActiveWorkspace();

	return NULL;
}

/*!
	\brief Assign the window to a particular workspace object
	\param The ServerWindow's new workspace
*/
void ServerWindow::SetWorkspace(Workspace *wkspc)
{
STRACE(("ServerWindow %s: Set Workspace\n",fTitle.String()));
	fWorkspace=wkspc;
}

Layer* ServerWindow::FindLayer(const Layer* start, int32 token) const
{
	if(!start)
		return NULL;
	
	// see if we're looking for 'start'
	if(start->fViewToken == token)
		return const_cast<Layer*>(start);

	Layer *c = start->fTopChild; //c = short for: current
	if(c != NULL)
		while(true)
		{
			// action block
			{
				if(c->fViewToken == token)
					return c;
			}

				// go deep
			if(	c->fTopChild)
			{
				c = c->fTopChild;
			}
			// go right or up
			else
				// go right
				if(c->fLowerSibling)
				{
					c = c->fLowerSibling;
				}
				// go up
				else
				{
					while(!c->fParent->fLowerSibling && c->fParent != start)
					{
						c = c->fParent;
					}
					// that enough! We've reached the start layer.
					if(c->fParent == start)
						break;
						
					c = c->fParent->fLowerSibling;
				}
		}

	return NULL;
}

void ServerWindow::SendMessageToClient(const BMessage* msg) const
{
	ssize_t		size;
	char		*buffer;
	
	size		= msg->FlattenedSize();
	buffer		= new char[size];

	if (msg->Flatten(buffer, size) == B_OK)
		write_port(fClientLooperPort, msg->what, buffer, size);
	else
		printf("PANIC: ServerWindow %s: can't flatten message in 'SendMessageToClient()'\n", fTitle.String());

	delete buffer;
}

/*!
	\brief Handles window activation stuff. Called by Desktop functions
*/
void ActivateWindow(ServerWindow *oldwin,ServerWindow *newwin)
{
STRACE(("ActivateWindow: old=%s, new=%s\n",oldwin?oldwin->Title():"NULL",newwin?newwin->Title():"NULL"));
	if(oldwin==newwin)
		return;

	if(oldwin)
		oldwin->SetFocus(false);

	if(newwin)
		newwin->SetFocus(true);
}

/*
 @log
 	*added handlers for AS_LAYER_(MOVE/RESIZE)TO messages
 	*added AS_LAYER_GET_COORD handler
 	*changed some methods to use BMessage class for sending messages to BWindow
*/