//**********************************************************************
// File name: app.cpp
//
// Implementation file for the CSimpSvrApp Class
//
// Functions:
//
// See app.h for a list of member functions.
//
// Copyright (c) 1993 Microsoft Corporation. All rights reserved.
//**********************************************************************
#include "pre.h"
#include "obj.h"
#include "app.h"
#include "doc.h"
#include "icf.h"
#include <msgfiltr.h>
#include "initguid.h"
DEFINE_GUID(GUID_SIMPLE, 0xBCF6D4A0, 0xBE8C, 0x1068, 0xB6, 0xD4, 0x00, 0xDD, 0x01, 0x0C, 0x05, 0x09);
#ifdef WIN32
extern BOOL CALLBACK About(HWND hDlg,UINT message,WPARAM wParam,LPARAM lParam);
#endif
//+-------------------------------------------------------------------------
//
// Function: SimpsvrMsgCallBack
//
// Synopsis: Tell Standard Message Filter not to toss windows messages
//
// Arguments: [pmsg] - first message in the queue
//
// History: dd-mmm-yy Author Comment
// 19-May-94 ricksa author
//
//--------------------------------------------------------------------------
BOOL CALLBACK SimpsvrMsgCallBack(MSG *pmsg)
{
// We don't care about any of the in particular. We simply care that
// our messages are not tossed not matter what.
return TRUE;
}
//**********************************************************************
//
// CSimpSvrApp::CSimpSvrApp()
//
// Purpose:
//
// Constructor for CSimpSvrApp
//
// Parameters:
//
// None
//
// Return Value:
//
// None
//
// Function Calls:
// Function Location
//
// TestDebugOut Windows API
// SetRectEmpty Windows API
//
// Comments:
//
//
//********************************************************************
CSimpSvrApp::CSimpSvrApp()
{
TestDebugOut(TEXT("In CSimpSvrApp's Constructor \r\n"));
// Set Ref Count
m_nCount = 0;
// clear members
m_hAppWnd = NULL;
m_hInst = NULL;
m_lpDoc = NULL;
// clear flags
m_fInitialized = FALSE;
// used for inplace
SetRectEmpty(&nullRect);
}
//**********************************************************************
//
// CSimpSvrApp::~CSimpSvrApp()
//
// Purpose:
//
// Destructor for CSimpSvrApp Class.
//
// Parameters:
//
// None
//
// Return Value:
//
// None
//
// Function Calls:
// Function Location
//
// TestDebugOut Windows API
// DestroyWindow Windows API
// CSimpSvrApp::IsInitialized APP.H
// OleUninitialize OLE API
//
//********************************************************************
CSimpSvrApp::~CSimpSvrApp()
{
TestDebugOut(TEXT("In CSimpSvrApp's Destructor\r\n"));
/* The Simple Server is structured so that SimpSvrApp is ALWAYS the
* last one to be released, after all the SimpSvrDoc and SimpSvrObj are
* released. So, we don't need to do any clean up to the SimpSvrDoc
* and SimpSvrObj objects.
*/
// Revoke our message filter as the last step.
CoRegisterMessageFilter(NULL, NULL);
// need to uninit the library...
if (IsInitialized())
OleUninitialize();
DestroyWindow(m_hAppWnd);
}
//**********************************************************************
//
// CSimpSvrApp::QueryInterface
//
// Purpose:
//
// Used for interface negotiation at Application Level
//
// Parameters:
//
// REFIID riid - A reference to the interface that is
// being queried.
//
// LPVOID FAR* ppvObj - An out parameter to return a pointer to
// the interface.
//
// Return Value:
//
// S_OK - The interface is supported.
// E_NOINTERFACE - The interface is not supported
//
// Function Calls:
// Function Location
//
// TestDebugOut Windows API
// ResultFromScode OLE API
// IUnknown::AddRef APP.CPP
//
//
//
//********************************************************************
STDMETHODIMP CSimpSvrApp::QueryInterface(REFIID riid, LPVOID FAR* ppvObj)
{
TestDebugOut(TEXT("In CSimpSvrApp::QueryInterface\r\n"));
SCODE sc = S_OK;
if (IsEqualIID(riid, IID_IUnknown))
*ppvObj = this;
else
{
*ppvObj = NULL;
sc = E_NOINTERFACE;
}
if (*ppvObj)
((LPUNKNOWN)*ppvObj)->AddRef();
// asking for something we don't understand at this level.
return ResultFromScode(sc);
}
//**********************************************************************
//
// CSimpSvrApp::AddRef
//
// Purpose:
//
// Adds to the reference count at the Application level.
//
// Parameters:
//
// None
//
// Return Value:
//
// ULONG - The new reference count of the application.
//
// Function Calls:
// Function Location
//
// TestDebugOut Windows API
//
// Comments:
//
// Due to the reference counting model that is used in this
// implementation, this reference count is the sum of the
// reference counts on all interfaces of all objects open
// in the application.
//
//********************************************************************
STDMETHODIMP_(ULONG) CSimpSvrApp::AddRef()
{
TestDebugOut(TEXT("In CSimpSvrApp::AddRef\r\n"));
return ++m_nCount;
}
//**********************************************************************
//
// CSimpSvrApp::Release
//
// Purpose:
//
// Decrements the reference count at this level
//
// Parameters:
//
// None
//
// Return Value:
//
// ULONG - The new reference count of the application.
//
// Function Calls:
// Function Location
//
// TestDebugOut Windows API
//
// Comments:
//
// Due to the reference counting model that is used in this
// implementation, this reference count is the sum of the
// reference counts on all interfaces of all objects open
// in the application.
//
//********************************************************************
STDMETHODIMP_(ULONG) CSimpSvrApp::Release()
{
TestDebugOut(TEXT("In CSimpSvrApp::Release\r\n"));
if (--m_nCount==0)
{
delete this;
return(0);
}
return m_nCount;
}
//**********************************************************************
//
// CSimpSvrApp::fInitApplication
//
// Purpose:
//
// Initializes the application
//
// Parameters:
//
// HANDLE hInstance - Instance handle of the application.
//
// Return Value:
//
// TRUE - Application was successfully initialized.
// FALSE - Application could not be initialized
//
// Function Calls:
// Function Location
//
// LoadIcon Windows API
// LoadCursor Windows API
// GetStockObject Windows API
// RegisterClass Windows API
// RegisterHatchWindowClass OUTLUI.DLL
//
//
//********************************************************************
BOOL CSimpSvrApp::fInitApplication(HANDLE hInstance)
{
WNDCLASS wc;
// Fill in window class structure with parameters that describe the
// main window.
wc.style = NULL; // Class style(s).
wc.lpfnWndProc = MainWndProc; // Function to retrieve messages for
// windows of this class.
wc.cbClsExtra = 0; // No per-class extra data.
wc.cbWndExtra = 0; // No per-window extra data.
wc.hInstance = (HINSTANCE) hInstance; // Application that owns the class.
wc.hIcon = LoadIcon((HINSTANCE) hInstance, TEXT("SimpSvr"));
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH) GetStockObject(WHITE_BRUSH);
wc.lpszMenuName = TEXT("SimpSvrMENU"); // Name of menu resource in .RC file.
wc.lpszClassName = TEXT("SimpSvrWClass"); // Name used in call to CreateWindow.
if (!RegisterClass(&wc))
return FALSE;
wc.style = CS_VREDRAW | CS_HREDRAW; // Class style(s).
wc.lpfnWndProc = DocWndProc; // Function to retrieve messages for
// windows of this class.
wc.cbClsExtra = 0; // No per-class extra data.
wc.cbWndExtra = 0; // No per-window extra data.
wc.hInstance = (HINSTANCE) hInstance; // Application that owns the class.
wc.hIcon = NULL;
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH) GetStockObject(WHITE_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = TEXT("DocWClass"); // Name used in call to CreateWindow.
// Register the window class and return success/failure code.
if (!RegisterClass(&wc))
return FALSE;
return (RegisterHatchWindowClass((HINSTANCE) hInstance));
}
//**********************************************************************
//
// CSimpSvrApp::fInitInstance
//
// Purpose:
//
// Instance initialization.
//
// Parameters:
//
// HANDLE hInstance - App. Instance Handle.
//
// int nCmdShow - Show parameter from WinMain
//
// Return Value:
//
// TRUE - Initialization Successful
// FALSE - Initialization Failed.
//
//
// Function Calls:
// Function Location
//
// CreateWindow Windows API
// InvalidateRect Windows API
// ShowWindow Windows API
// UpdateWindow Windows API
// CoRegisterClassObject OLE API
// OleBuildVersion OLE API
// OleInitialize OLE API
// CSimpSvrDoc::CreateObject DOC.CPP
//
// Comments:
//
// Note that successful Initalization of the OLE libraries
// is remembered so the UnInit is only called if needed.
//
//********************************************************************
BOOL CSimpSvrApp::fInitInstance (HANDLE hInstance, int nCmdShow,
CClassFactory FAR * lpClassFactory)
{
m_hInst = (HINSTANCE) hInstance;
#ifndef WIN32
/* Since OLE is part of the operating system in Win32, we don't need to
* check the version number in Win32.
*/
DWORD dwVer = OleBuildVersion();
// check to see if we are compatible with this version of the libraries
if (HIWORD(dwVer) != rmm || LOWORD(dwVer) < rup)
{
#ifdef _DEBUG
TestDebugOut("WARNING: Incompatible OLE library version\r\n");
#else
return FALSE;
#endif
}
#endif // WIN32
// initialize the libraries
if (OleInitialize(NULL) == NOERROR)
m_fInitialized = TRUE;
// Load our accelerators
if ((m_hAccel = LoadAccelerators(m_hInst, TEXT("SimpsvrAccel"))) == NULL)
{
// Load failed so abort
TestDebugOut(TEXT("ERROR: Accelerator Table Load FAILED\r\n"));
return FALSE;
}
// Create the "application" windows
m_hAppWnd = CreateWindow (TEXT("SimpSvrWClass"),
TEXT("Simple OLE 2.0 Server"),
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT,
CW_USEDEFAULT,
CW_USEDEFAULT,
CW_USEDEFAULT,
NULL,
NULL,
(HINSTANCE) hInstance,
NULL);
if (!m_hAppWnd)
return FALSE;
// Because there default call control behavior tosses messages
// which cause intermittent failures of the test, we install a
// message filter to get around the problem.
IMessageFilter *pmf = OleStdMsgFilter_Create(m_hAppWnd,
TEXT("Simple OLE 2.0 Server"), SimpsvrMsgCallBack, NULL);
if (pmf == NULL)
{
// this call failed so we are hosed. So fail the whole thing
TestDebugOut(
TEXT("CSimpSvrApp::fInitInstance OleStdMsgFilter_Create fails\n"));
return FALSE;
}
HRESULT hr = CoRegisterMessageFilter(pmf, NULL);
if (FAILED(hr))
{
// this call failed so we are hosed. So fail the whole thing
TestDebugOut(
TEXT("CSimpSvrApp::fInitInstance CoRegisterMessageFilter fails\n"));
return FALSE;
}
// The message filter keeps a reference to this object so we don't have
// to remember anything about it -- except of course to deregister it.
pmf->Release();
// if not started by OLE, then show the Window, and create a "fake" object, else
// Register a pointer to IClassFactory so that OLE can instruct us to make an
// object at the appropriate time.
if (!m_fStartByOle)
{
ShowAppWnd(nCmdShow);
m_lpDoc->CreateObject(IID_IOleObject, (LPVOID FAR *)&m_OleObject);
InvalidateRect(m_lpDoc->GethDocWnd(), NULL, TRUE);
}
else
{
lpClassFactory = new CClassFactory(this);
if (!lpClassFactory)
{
/* Memory allocation fails
*/
return(FALSE);
}
// shouldn't pass an API an object with a zero ref count
lpClassFactory->AddRef();
if (
CoRegisterClassObject(GUID_SIMPLE,
(IUnknown FAR *)lpClassFactory,
CLSCTX_LOCAL_SERVER,
REGCLS_SINGLEUSE,
&m_dwRegisterClass) != S_OK
)
TestDebugOut(TEXT("CSimpSvrApp::fInitInstance \
CoRegisterClassObject fails\n"));
// remove artificial Ref. count
lpClassFactory->Release();
}
return m_fInitialized;
}
//+-------------------------------------------------------------------------
//
// Member: CSimpSvrApp::HandleDrawItem (public)
//
// Synopsis: Handles the Draw Item message for the owner draw menu for color
//
// Arguments: [lpdis] -- pointer to draw item structure
//
// Algorithm: If the request is to draw the item, we create a solid brush
// based on the color for the menu. Make a copy of the rectangle
// input. Finally, we shrink the rectangle in size and then fill
// it with the color.
//
// History: dd-mmm-yy Author Comment
// 02-May-94 ricksa author
//
// Notes:
//
//--------------------------------------------------------------------------
void CSimpSvrApp::HandleDrawItem(LPDRAWITEMSTRUCT lpdis)
{
HBRUSH hbr;
RECT rc;
if (lpdis->itemAction == ODA_DRAWENTIRE)
{
// Paint the color item in the color requested.
hbr = CreateSolidBrush(lpdis->itemData);
CopyRect((LPRECT)&rc, (LPRECT)&lpdis->rcItem);
InflateRect((LPRECT)&rc, -10, -10);
FillRect(lpdis->hDC, &rc, hbr);
DeleteObject(hbr);
}
}
//+-------------------------------------------------------------------------
//
// Member: CSimpSvrApp::HandleChangeColors (public)
//
// Synopsis: Handles change between owner draw and regular menu
//
// Algorithm: Reset the checked state of the menu item. If it is an owner
// draw menu requested, then we reset all the menu items to that.
// Otherwise, we set it to the reqular menu items.
//
// History: dd-mmm-yy Author Comment
// 02-May-94 ricksa author
//
// Notes:
//
//--------------------------------------------------------------------------
void CSimpSvrApp::HandleChangeColors(void)
{
// Get a handle to the Colors menu
HMENU hMenu = m_lpDoc->GetColorMenu();
// Get the current state of the item
BOOL fOwnerDraw = GetMenuState(hMenu, IDM_COLOROWNERDR, MF_BYCOMMAND)
& MF_CHECKED;
// Toggle the state of the item.
CheckMenuItem(hMenu, IDM_COLOROWNERDR,
MF_BYCOMMAND | (fOwnerDraw ? MF_UNCHECKED : MF_CHECKED));
if (!fOwnerDraw)
{
// Change the items to owner-draw items. Pass the RGB value for the
// color as the application-supplied data. This makes it easier for
// us to draw the items.
ModifyMenu(hMenu, IDM_RED, MF_OWNERDRAW | MF_BYCOMMAND, IDM_RED,
(LPSTR) RGB (255,0,0));
ModifyMenu(hMenu, IDM_GREEN, MF_OWNERDRAW | MF_BYCOMMAND, IDM_GREEN,
(LPSTR)RGB (0,255,0));
ModifyMenu(hMenu, IDM_BLUE, MF_OWNERDRAW | MF_BYCOMMAND, IDM_BLUE,
(LPSTR)RGB (0,0,255));
}
else
{
// Change the items to normal text items. */
ModifyMenu(hMenu, IDM_RED, MF_BYCOMMAND, IDM_RED, "Red");
ModifyMenu(hMenu, IDM_GREEN, MF_BYCOMMAND, IDM_GREEN, "Green");
ModifyMenu(hMenu, IDM_BLUE, MF_BYCOMMAND, IDM_BLUE, "Blue");
}
}
//**********************************************************************
//
// CSimpSvrApp::lCommandHandler
//
// Purpose:
//
// Handles the processing of WM_COMMAND.
//
// Parameters:
//
// HWND hWnd - Handle to the application Window
//
// UINT message - message (always WM_COMMAND)
//
// WPARAM wParam - Same as passed to the WndProc
//
// LPARAM lParam - Same as passed to the WndProc
//
// Return Value:
//
// NULL
//
// Function Calls:
// Function Location
//
// GetClientRect Windows API
// MessageBox Windows API
// DialogBox Windows API
// MakeProcInstance Windows API
// FreeProcInstance Windows API
// SendMessage Windows API
// DefWindowProc Windows API
// InvalidateRect Windows API
// CSimpSvrDoc::InsertObject DOC.CPP
// CSimpSvrObj::SetColor OBJ.CPP
// CSimpSvrObj::RotateColor OBJ.CPP
//
//
//********************************************************************
long CSimpSvrApp::lCommandHandler (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
// In Win32, the upper word of wParam is the notify code. Since we
// don't care about this code, we dump it.
wParam = LOWORD(wParam);
switch (wParam) {
// bring up the About box
case IDM_ABOUT:
{
#ifdef WIN32
DialogBox(m_hInst, // current instance
TEXT("AboutBox"), // resource to use
m_hAppWnd, // parent handle
About); // About() instance address
#else
FARPROC lpProcAbout = MakeProcInstance((FARPROC)About, m_hInst);
DialogBox(m_hInst, // current instance
TEXT("AboutBox"), // resource to use
m_hAppWnd, // parent handle
lpProcAbout); // About() instance address
FreeProcInstance(lpProcAbout);
#endif // WIN32
break;
}
// exit the application
case IDM_EXIT:
SendMessage(hWnd, WM_SYSCOMMAND, SC_CLOSE, 0L);
break;
case IDM_RED:
m_lpDoc->GetObj()->SetColor (128, 0, 0);
InvalidateRect(m_lpDoc->GethDocWnd(), NULL, TRUE);
break;
case IDM_GREEN:
m_lpDoc->GetObj()->SetColor (0,128, 0);
InvalidateRect(m_lpDoc->GethDocWnd(), NULL, TRUE);
break;
case IDM_BLUE:
m_lpDoc->GetObj()->SetColor (0, 0, 128);
InvalidateRect(m_lpDoc->GethDocWnd(), NULL, TRUE);
break;
case IDM_COLOROWNERDR:
HandleChangeColors();
break;
default:
return (DefWindowProc(hWnd, message, wParam, lParam));
} // end of switch
return NULL;
}
//**********************************************************************
//
// CSimpSvrApp::lSizeHandler
//
// Purpose:
//
// Handles the WM_SIZE message
//
// Parameters:
//
// HWND hWnd - Handle to the application Window
//
// UINT message - message (always WM_SIZE)
//
// WPARAM wParam - Same as passed to the WndProc
//
// LPARAM lParam - Same as passed to the WndProc
//
// Return Value:
//
// LONG - returned from the "document" resizing
//
// Function Calls:
// Function Location
//
// GetClientRect Windows API
// CSimpSvrDoc::lResizeDoc DOC.CPP
//
//
//********************************************************************
long CSimpSvrApp::lSizeHandler (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
RECT rect;
GetClientRect(m_hAppWnd, &rect);
return m_lpDoc->lResizeDoc(&rect);
}
//**********************************************************************
//
// CSimpSvrApp::lCreateDoc
//
// Purpose:
//
// Handles the creation of a document.
//
// Parameters:
//
// HWND hWnd - Handle to the application Window
//
// UINT message - message (always WM_CREATE)
//
// WPARAM wParam - Same as passed to the WndProc
//
// LPARAM lParam - Same as passed to the WndProc
//
// Return Value:
//
// NULL
//
// Function Calls:
// Function Location
//
// GetClientRect Windows API
// CSimpSvrDoc::Create DOC.CPP
//
//
//********************************************************************
long CSimpSvrApp::lCreateDoc (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
RECT rect;
GetClientRect(hWnd, &rect);
m_lpDoc = CSimpSvrDoc::Create(this, &rect, hWnd);
return NULL;
}
//**********************************************************************
//
// CSimpSvrApp::PaintApp
//
// Purpose:
//
// Handles the painting of the doc window.
//
//
// Parameters:
//
// HDC hDC - hDC to the Doc Window.
//
// Return Value:
//
// None
//
// Function Calls:
// Function Location
//
// CSimpSvrDoc::PaintDoc DOC.CPP
//
//
//
//********************************************************************
void CSimpSvrApp::PaintApp (HDC hDC)
{
// if we supported multiple documents, we would enumerate
// through each of the open documents and call paint.
if (m_lpDoc)
m_lpDoc->PaintDoc(hDC);
}
//**********************************************************************
//
// CSimpSvrApp::ParseCmdLine
//
// Purpose:
//
// Determines if the app was started by OLE
//
//
// Parameters:
//
// LPSTR lpCmdLine - Pointer to the command line
//
// Return Value:
//
// None
//
// Function Calls:
// Function Location
//
// lstrlen Windows API
// lstrcmp Windows API
//
//
// Comments:
//
// Parses the command line looking for the -Embedding or /Embedding
// flag.
//
//********************************************************************
void CSimpSvrApp::ParseCmdLine(LPSTR lpCmdLine)
{
CHAR szTemp[255];
m_fStartByOle = TRUE;
::ParseCmdLine (lpCmdLine, &m_fStartByOle, szTemp);
}
//**********************************************************************
//
// CSimpSvrApp::SetStatusText
//
// Purpose:
//
// Blanks out the text in the status bar
//
//
// Parameters:
//
// None
//
// Return Value:
//
// None
//
// Function Calls:
// Function Location
//
// CSimpSvrDoc::SetStatusText DOC.CPP
//
//
//********************************************************************
void CSimpSvrApp::SetStatusText()
{
m_lpDoc->SetStatusText();
}
//**********************************************************************
//
// CSimpSvrApp::IsInPlaceActive
//
// Purpose:
//
// Safely determines from the app level if currently inplace active.
//
//
// Parameters:
//
// None
//
// Return Value:
//
// TRUE - Inplace active
// FALSE - Not Inplace active
//
// Function Calls:
// Function Location
//
// CSimpSvrDoc::GetObject DOC.H
// CSimpSvrObj:IsInPlaceActive OBJ.H
//
//
//********************************************************************
BOOL CSimpSvrApp::IsInPlaceActive()
{
BOOL retval = FALSE;
if (m_lpDoc)
if (m_lpDoc->GetObj())
retval = m_lpDoc->GetObj()->IsInPlaceActive();
return retval;
}
//**********************************************************************
//
// CSimpSvrApp::ShowAppWnd
//
// Purpose:
//
// Shows the Application Window
//
// Parameters:
//
// int nCmdShow - Window State
//
// Return Value:
//
// None
//
// Function Calls:
// Function Location
//
// ShowWindow Windows API
// UpdateWindow Windows API
// CoLockObjectExternal OLE API
//
//********************************************************************
void CSimpSvrApp::ShowAppWnd(int nCmdShow)
{
if (CoLockObjectExternal(this, TRUE, FALSE) != S_OK)
TestDebugOut(TEXT("CSimpSvrApp::ShowAppWnd \
CoLockObjectExternal fails\n"));
ShowWindow (m_hAppWnd, nCmdShow);
UpdateWindow (m_hAppWnd);
}
//**********************************************************************
//
// CSimpSvrApp::ShowAppWnd
//
// Purpose:
//
// Hides the Application Window
//
// Parameters:
//
// None
//
// Return Value:
//
// None
//
// Function Calls:
// Function Location
//
// ShowWindow Windows API
// CoLockObjectExternal OLE API
//
//********************************************************************
void CSimpSvrApp::HideAppWnd()
{
if (CoLockObjectExternal(this, FALSE, TRUE) != S_OK)
TestDebugOut(TEXT("CSimpSvrApp::HideAppWnd \
CoLockObjectExternal fails\n"));
ShowWindow (m_hAppWnd, SW_HIDE);
}
