#include <proto/mainwnd.hpp>
#include <proto/display.hpp>
#include <proto/proto.hpp>

char MainWindow::szClassName[]="Tester";
char MainWindow::szMenuName[]="mainMenu";

MainWindow::MainWindow(HINSTANCE hInstance)
:	mhInstance(hInstance)
{
  mPaintHandler.setCallback(this,&MainWindow::paintHandler);
	mDestroyHandler.setCallback(this,&MainWindow::destroyHandler);
	mCommandHandler.setCallback(this,&MainWindow::commandHandler);
	mKeyDownHandler.setCallback(this,&MainWindow::keyDownHandler);
	mSizeHandler.setCallback(this,&MainWindow::sizeHandler);
	mCreateHandler.setCallback(this,&MainWindow::createHandler);
	mTimerHandler.setCallback(this,&MainWindow::timerHandler);
  mSetFocusHandler.setCallback(this,&MainWindow::setFocusHandler);
	mCloseHandler.setCallback(this,&MainWindow::closeHandler);
	insertHandlers();
	registerClass();
	::CreateWindow(szClassName,szClassName,
		WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX|WS_MAXIMIZEBOX|WS_DLGFRAME|WS_CLIPCHILDREN,
		CW_USEDEFAULT,CW_USEDEFAULT,
		InitialWidth,InitialHeight,
		NULL,NULL,mhInstance,(LPSTR)this);
	show(SW_SHOW);
  update();
}

MainWindow::~MainWindow()
{
	destroy();
}

void MainWindow::insertHandlers(void)
{
	insertHandler(VectorHandler::DestroyHandler,&mDestroyHandler);
	insertHandler(VectorHandler::PaintHandler,&mPaintHandler);
	insertHandler(VectorHandler::CommandHandler,&mCommandHandler);
	insertHandler(VectorHandler::SizeHandler,&mSizeHandler);
	insertHandler(VectorHandler::KeyDownHandler,&mKeyDownHandler);
	insertHandler(VectorHandler::CreateHandler,&mCreateHandler);
	insertHandler(VectorHandler::TimerHandler,&mTimerHandler);
  insertHandler(VectorHandler::SetFocusHandler,&mSetFocusHandler);
}

void MainWindow::removeHandlers(void)
{
	removeHandler(VectorHandler::DestroyHandler,&mDestroyHandler);
	removeHandler(VectorHandler::PaintHandler,&mPaintHandler);
	removeHandler(VectorHandler::CommandHandler,&mCommandHandler);
	removeHandler(VectorHandler::SizeHandler,&mSizeHandler);
	removeHandler(VectorHandler::KeyDownHandler,&mKeyDownHandler);
	removeHandler(VectorHandler::CreateHandler,&mCreateHandler);
  removeHandler(VectorHandler::TimerHandler,&mTimerHandler);
  removeHandler(VectorHandler::SetFocusHandler,&mSetFocusHandler);
}

void MainWindow::registerClass(void)const
{
	WNDCLASS wndClass;

	if(::GetClassInfo(mhInstance,className(),(WNDCLASS FAR*)&wndClass))return;
	wndClass.style         =CS_HREDRAW|CS_VREDRAW|CS_DBLCLKS|CS_OWNDC;
	wndClass.lpfnWndProc   =(WNDPROC)Window::WndProc;
	wndClass.cbClsExtra    =0;
	wndClass.cbWndExtra    =sizeof(MainWindow*);
	wndClass.hInstance     =mhInstance;
	wndClass.hIcon         =::LoadIcon(NULL,IDI_APPLICATION);
	wndClass.hCursor       =::LoadCursor(NULL,IDC_ARROW);
	wndClass.hbrBackground =(HBRUSH)::GetStockObject(WHITE_BRUSH);
	wndClass.lpszMenuName  =szMenuName;
	wndClass.lpszClassName =szClassName;
	::RegisterClass(&wndClass);
	assert(0!=::GetClassInfo(mhInstance,className(),(WNDCLASS FAR*)&wndClass));
}

CallbackData::ReturnType MainWindow::createHandler(CallbackData &/*someCallbackData*/)
{
  mStatusBar=new StatusBarEx(*this,101);
	mStatusBar.disposition(PointerDisposition::Delete);
  mControlWnd=::new Control(::CreateWindow("STATIC","TEST",WS_POPUP,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,::GetFocus(),0,::GetModuleHandle(0),0),101);
	mControlWnd.disposition(PointerDisposition::Delete);
	mControlWnd->show(SW_SHOW);
//	mTwain=new Twain();
//	mTwain.disposition(PointerDisposition::Delete);
//  setDefWindow((GUIWindow*)this);
	setDefWindow(&(*mControlWnd));
//  setDefWindow((GUIWindow*)this);
	return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainWindow::closeHandler(CallbackData &someCallbackData)
{
  return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainWindow::sizeHandler(CallbackData &/*someCallbackData*/)
{
	return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainWindow::paintHandler(CallbackData &someCallbackData)
{
	return (CallbackData::ReturnType)FALSE;
}
												 
CallbackData::ReturnType MainWindow::destroyHandler(CallbackData &/*someCallbackData*/)
{
  removeHandlers();
  ::PostQuitMessage(0);
	return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainWindow::commandHandler(CallbackData &someCallbackData)
{
	switch(someCallbackData.wParam())
	{
	  case SOURCE_SELECT :
//  userSelectSource();
//		selectSource();
      if(!twainAvailable())return message("twain not available",false);
	    if(!openSourceManager())return message("open source failed",false);
	    setShowUI(false);
//	    if(!openSource(1))return message("open default source failed",false);		
      if(!openDefaultSource())return message("open default source failed",false);
	    if(!modalAcquire())return message("modal acquire failed",false);
			break;
		default :
      break;
	}
	return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainWindow::keyDownHandler(CallbackData &/*someCallbackData*/)
{
	return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainWindow::timerHandler(CallbackData &/*someCallbackData*/)
{
  return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainWindow::setFocusHandler(CallbackData &/*someCallbackData*/)
{
	return (CallbackData::ReturnType)FALSE;
}

// virtuals

void MainWindow::dibReceived(HGLOBAL hDib)
{
  BITMAPINFO *pBitmapInfo;
	BYTE *pBitmapImage;
	DWORD sizeImageData;

  ::OutputDebugString("MainWindow::dibReceived");
  pBitmapInfo=(BITMAPINFO*)::GlobalLock(hDib);
	sizeImageData=sizeof(BITMAPINFOHEADER)+(sizeof(RGBQUAD)*pBitmapInfo->bmiHeader.biClrUsed)+(pBitmapInfo->bmiHeader.biWidth*pBitmapInfo->bmiHeader.biHeight);
  pBitmapImage=::new BYTE[sizeImageData];
  ::memcpy((char*)pBitmapImage,(char*)pBitmapInfo,sizeImageData);
	::GlobalUnlock(hDib);
	::GlobalFree(hDib);
}

int MainWindow::negotiateCapabilities(void)
{
  ::OutputDebugString("MainWindow::negotiateCapabilities");

//  TW_IMAGEINFO imageInfo;
//  getImageInfo(imageInfo);

  enableFeeder(false);
  setXferCount(1);
//	setCurrentResolution(640,480);
//	setCurrentUnits(TWUN_PIXELS);
//  setCurrentPixelType(TWPT_GRAY);
//  setOrientation(TWOR_PORTRAIT);
//	setCurrentResolution(100,100);

//  double left(35);
//	double top(35);
//	setImageLayout(0,0,1024,768);
	return true;
}

void MainWindow::twainError(TW_ERR error)
{
  ::OutputDebugString("MainWindow::twainError");
  dropToState(SOURCE_MANAGER_OPEN);
}

int MainWindow::message(String message,int retCode)
{
  ::MessageBox(*this,message.str(),"Message",MB_OK);
	return retCode;
}