//**********************************************************************
// File name: simpsvr.cpp
//
//      Main source file for the simple OLE 2.0 server
//
// Functions:
//
//      WinMain         - Program entry point
//      MainWndProc     - Processes messages for the frame window
//      About           - Processes messages for the about dialog
//      DocWndProc      - Processes messages for the doc window
//
// Copyright (c) 1993 Microsoft Corporation. All rights reserved.
//**********************************************************************

#include "pre.h"
#include "obj.h"
#include "app.h"
#include "doc.h"
#include "icf.h"

// This line is needed for the debug utilities in OLE2UI
extern "C" {
	OLEDBGDATA_MAIN("SIMPSVR")
}

CSimpSvrApp FAR * lpCSimpSvrApp;
CClassFactory FAR * lpClassFactory;

//**********************************************************************
//
// WinMain
//
// Purpose:
//
//      Program entry point
//
// Parameters:
//
//      HANDLE hInstance        - Instance handle for this instance
//
//      HANDLE hPrevInstance    - Instance handle for the last instance
//
//      LPSTR lpCmdLine         - Pointer to the command line
//
//      int nCmdShow            - Window State
//
// Return Value:
//
//      msg.wParam
//
// Function Calls:
//      Function                        Location
//
//      CSimpSvrApp::CSimpSvrApp          APP.CPP
//      CSimpSvrApp::fInitApplication    APP.CPP
//      CSimpSvrApp::fInitInstance       APP.CPP
//      CSimpSvrApp::HandleAccelerators  APP.CPP
//      CSimpSvrApp::~CSimpSvrApp         APP.CPP
//      OleUIInitialize                 OLE2UI
//      OleUIUninitialize               OLE2UI
//      GetMessage                      Windows API
//      TranslateMessage                Windows API
//      DispatchMessage                 Windows API
//
// Comments:
//
//********************************************************************

int PASCAL WinMain(HANDLE hInstance,HANDLE hPrevInstance,LPSTR lpCmdLine,int nCmdShow)

{
	MSG msg;

	// recommended size for OLE apps
	SetMessageQueue(96);

	lpCSimpSvrApp = new CSimpSvrApp;

	lpCSimpSvrApp->AddRef();      // need the app ref. count at 1 to hold the
								  // app alive.

	lpCSimpSvrApp->ParseCmdLine(lpCmdLine);

	// app initialization
	if (!hPrevInstance)
		if (!lpCSimpSvrApp->fInitApplication(hInstance))
			return (FALSE);

	// instance initialization
	if (!lpCSimpSvrApp->fInitInstance(hInstance, nCmdShow, lpClassFactory))
		return (FALSE);

	/* Initialization required for OLE 2 UI library.  This call is
	**    needed ONLY if we are using the static link version of the UI
	**    library. If we are using the DLL version, we should NOT call
	**    this function in our application.
	*/
	if (!OleUIInitialize(hInstance, hPrevInstance))
		{
		OleDbgOut("Could not initialize OLEUI library\n");
		return FALSE;
		}

	// message loop
	while (GetMessage(&msg, NULL, NULL, NULL))
		{
		if (lpCSimpSvrApp->IsInPlaceActive())

			// Only key messages need to be sent to OleTranslateAccelerator.  Any other message
			// would result in an extra FAR call to occur for that message processing...

			if ( (msg.message >= WM_KEYFIRST) && (msg.message <= WM_KEYLAST) )

				// OleTranslateAccelerator MUST be called, even though this application does
				// not have an accelerator table.  This has to be done in order for the
				// mneumonics for the top level menu items to work properly.

				if ( OleTranslateAccelerator ( lpCSimpSvrApp->GetDoc()->GetObj()->GetInPlaceFrame(),
											   lpCSimpSvrApp->GetDoc()->GetObj()->GetFrameInfo(),
											   &msg) == NOERROR)
					continue;

		TranslateMessage(&msg);    /* Translates virtual key codes           */
		DispatchMessage(&msg);     /* Dispatches message to window           */
		}

	// De-initialization for UI libraries.  Just like OleUIInitialize, this
	// funciton is needed ONLY if we are using the static link version of the
	// OLE UI library.
	OleUIUninitialize();

	return (msg.wParam);           /* Returns the value from PostQuitMessage */
}


//**********************************************************************
//
// MainWndProc
//
// Purpose:
//
//      Processes messages for the frame window
//
// Parameters:
//
//      HWND hWnd       - Window handle for frame window
//
//      UINT message    - Message value
//
//      WPARAM wParam   - Message info
//
//      LPARAM lParam   - Message info
//
// Return Value:
//
//      long
//
// Function Calls:
//      Function                        Location
//
//      CSimpSvrApp::lCommandHandler     APP.CPP
//      CSimpSvrApp::DestroyDocs         APP.CPP
//      CSimpSvrApp::lCreateDoc          APP.CPP
//      CSimpSvrApp::lSizeHandler        APP.CPP
//      CGameDoc::lAddVerbs           DOC.CPP
//      PostQuitMessage                 Windows API
//      DefWindowProc                   Windows API
//
// Comments:
//
//********************************************************************

long FAR PASCAL _export MainWndProc(HWND hWnd,UINT message,WPARAM wParam,LPARAM lParam)

{

	switch (message)
		{
		case WM_CLOSE:
			OutputDebugString("*** In WM_CLOSE *** \r\n");

			// if there is still a document
			if (lpCSimpSvrApp->GetDoc())

				// if there is still an object within a document
				if (lpCSimpSvrApp->GetDoc()->GetObj())   // this case occurs if there is still
														 // an outstanding Ref count on the object
														 // when the app is trying to go away.
														 // typically this case will occur in
														 // the "open" editing mode.
					//  Close the document
					lpCSimpSvrApp->GetDoc()->Close();

			// hide the app window
			lpCSimpSvrApp->HideAppWnd();

			// if we were started by ole, unregister the class factory, otherwise
			// remove the ref count on our dummy OLE object
			if (lpCSimpSvrApp->IsStartedByOle())
				CoRevokeClassObject(lpCSimpSvrApp->GetRegisterClass());
			else
				lpCSimpSvrApp->GetOleObject()->Release();

			lpCSimpSvrApp->Release();  // This should close the app.

			break;

		case WM_COMMAND:           // message: command from application menu
			return lpCSimpSvrApp->lCommandHandler(hWnd, message, wParam, lParam);
			break;

		case WM_CREATE:
			return lpCSimpSvrApp->lCreateDoc(hWnd, message, wParam, lParam);
			break;

		case WM_DESTROY:                  // message: window being destroyed
			PostQuitMessage(0);
			break;

		case WM_SIZE:
			return lpCSimpSvrApp->lSizeHandler(hWnd, message, wParam, lParam);

		default:                          // Passes it on if unproccessed
			return (DefWindowProc(hWnd, message, wParam, lParam));
		}
		return (NULL);
}


//**********************************************************************
//
// About
//
// Purpose:
//
//      Processes dialog box messages
//
// Parameters:
//
//      HWND hWnd       - Window handle for dialog box
//
//      UINT message    - Message value
//
//      WPARAM wParam   - Message info
//
//      LPARAM lParam   - Message info
//
// Return Value:
//
// Function Calls:
//      Function                    Location
//
//      EndDialog                   Windows API
//
// Comments:
//
//********************************************************************

BOOL FAR PASCAL _export About(HWND hDlg,unsigned message,WORD wParam,LONG lParam)

{
	switch (message) {
	case WM_INITDIALOG:                /* message: initialize dialog box */
		return (TRUE);

	case WM_COMMAND:                      /* message: received a command */
		if (wParam == IDOK                /* "OK" box selected?          */
		|| wParam == IDCANCEL) {      /* System menu close command? */
		EndDialog(hDlg, TRUE);        /* Exits the dialog box        */
		return (TRUE);
		}
		break;
	}
	return (FALSE);                           /* Didn't process a message    */
}

//**********************************************************************
//
// DocWndProc
//
// Purpose:
//
//      Processes dialog box messages
//
// Parameters:
//
//      HWND hWnd       - Window handle for doc window
//
//      UINT message    - Message value
//
//      WPARAM wParam   - Message info
//
//      LPARAM lParam   - Message info
//
// Return Value:
//
// Function Calls:
//      Function                            Location
//
//      CSimpSvrApp::PaintApp                APP.CPP
//      BeginPaint                          Windows API
//      EndPaint                            Windows API
//      DefWindowProc                       Windows API
//      IOleObject::QueryInterface          Object
//      IOleInPlaceObject::UIDeactivate     Object
//      IOleObject::DoVerb                  Object
//      IOleInPlaceObject::Release          Object
//
// Comments:
//
//********************************************************************

long FAR PASCAL _export DocWndProc(HWND hWnd,UINT message,WPARAM wParam,LPARAM lParam)
{
	HDC hDC;
	PAINTSTRUCT ps;

	switch (message) {
		case WM_COMMAND:           // message: command from application menu
			return lpCSimpSvrApp->lCommandHandler(hWnd, message, wParam, lParam);
			break;

		case WM_PAINT:
			hDC = BeginPaint(hWnd, &ps);

			// tell the app class to paint itself
			if (lpCSimpSvrApp)
				lpCSimpSvrApp->PaintApp (hDC);

			EndPaint(hWnd, &ps);
			break;

		case WM_MENUSELECT:
			lpCSimpSvrApp->SetStatusText();
			break;

	default:                          /* Passes it on if unproccessed    */
		return (DefWindowProc(hWnd, message, wParam, lParam));
	}
	return (NULL);
}
