int GUIAPI DispatchMessage (PMSG pMsg)
{
WNDPROC WndProc;
#ifndef _LITE_VERSION
PSYNCMSG pSyncMsg;
#endif
int iRet;
#ifdef _TRACE_MSG
fprintf (stderr, "Message, %s: hWnd: %x, wP: %x, lP: %lx. %s\n",
Message2Str (pMsg->message),
pMsg->hwnd,
pMsg->wParam,
pMsg->lParam,
SYNMSGNAME);
#endif
if (pMsg->hwnd == HWND_INVALID) {
#ifndef _LITE_VERSION
if (pMsg->pAdd) {
pSyncMsg = (PSYNCMSG)pMsg->pAdd;
pSyncMsg->retval = ERR_MSG_CANCELED;
sem_post (pSyncMsg->sem_handle);
}
#endif
#ifdef _TRACE_MSG
fprintf (stderr, "Message have been thrown away: %s\n",
Message2Str (pMsg->message));
#endif
return -1;
}
if (pMsg->hwnd == 0)
return -1;
if (!(WndProc = GetWndProc (pMsg->hwnd)))
return -1;
iRet = (*WndProc)(pMsg->hwnd, pMsg->message, pMsg->wParam, pMsg->lParam);
#ifndef _LITE_VERSION
/* this is a sync message. */
if (pMsg->pAdd) {
pSyncMsg = (PSYNCMSG)pMsg->pAdd;
pSyncMsg->retval = iRet;
sem_post (pSyncMsg->sem_handle);
}
#endif
#ifdef _TRACE_MSG
fprintf (stderr, "Message, %s done, return value: %x\n",
Message2Str (pMsg->message), iRet);
#endif
return iRet;
}
int GUIAPI SendAsyncMessage (HWND hWnd, int iMsg, WPARAM wParam, LPARAM lParam)
{
WNDPROC WndProc;
MG_CHECK_RET (MG_IS_WINDOW(hWnd), -1);
if ( !(WndProc = GetWndProc(hWnd)) )
return -1;
return (*WndProc)(hWnd, iMsg, wParam, lParam);
}
bool FileCompleteWindowInit( void )
{
WNDCLASS wc;
wc.style = CS_DBLCLKS;
wc.lpfnWndProc = GetWndProc( FileCompleteWindowProc );
wc.cbClsExtra = 0;
wc.cbWndExtra = sizeof( LONG_PTR );
wc.hInstance = InstanceHandle;
wc.hIcon = LoadIcon( (HINSTANCE)NULLHANDLE, IDI_APPLICATION );
wc.hCursor = LoadCursor( (HINSTANCE)NULLHANDLE, IDC_ARROW );
wc.hbrBackground = (HBRUSH) COLOR_APPWORKSPACE;
wc.lpszMenuName = NULL;
wc.lpszClassName = ClassName;
return( RegisterClass( &wc ) != 0 );
}
/*
* RegPushWin - register the push window class
*/
bool RegPushWin( HANDLE instance )
{
WNDCLASS wc;
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = GetWndProc( PushWinProc );
wc.cbClsExtra = 0;
wc.cbWndExtra = sizeof( LONG_PTR );
wc.hInstance = instance;
wc.hIcon = NULL;
wc.hCursor = LoadCursor( NULL, IDC_ARROW );
wc.hbrBackground = (HBRUSH)(pointer_int)(COLOR_WINDOW + 1);
wc.lpszMenuName = NULL;
wc.lpszClassName = "PushWin";
return( RegisterClass( &wc ) != 0 );
} /* RegPushWin */
/*
* RegisterMainWindow - register the main (root) window class
*/
bool RegisterMainWindow( HANDLE inst )
{
WNDCLASS wc;
wc.style = CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = GetWndProc( MainWindowProc );
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = inst;
wc.hIcon = LoadIcon( inst, "APPLICON" );
wc.hCursor = LoadCursor( (HINSTANCE)NULLHANDLE, IDC_ARROW );
wc.hbrBackground = 0;
wc.lpszMenuName = NULL;
wc.lpszClassName = EditorName;
return( RegisterClass( &wc ) != 0 );
} /* RegisterMainWindow */
/*
* RegMemWndClass - must be called by the first instance of a using
* program to register window classes
*/
bool RegMemWndClass( HANDLE instance )
{
WNDCLASS wc;
wc.style = 0L;
wc.lpfnWndProc = GetWndProc( MemDisplayProc );
wc.cbClsExtra = 0;
wc.cbWndExtra = sizeof( LONG_PTR );
wc.hInstance = instance;
wc.hIcon = NULLHANDLE;
wc.hCursor = LoadCursor( NULLHANDLE, IDC_ARROW );
wc.hbrBackground = (HBRUSH)(pointer_int)(COLOR_WINDOW + 1);
wc.lpszMenuName = "MEMINFOMENU";
wc.lpszClassName = MEM_DISPLAY_CLASS;
return( RegisterClass( &wc ) != 0 );
} /* RegMemWndClass */
int GUIAPI SendMessage (HWND hWnd, int iMsg, WPARAM wParam, LPARAM lParam)
{
WNDPROC WndProc;
MG_CHECK_RET (MG_IS_WINDOW(hWnd), -1);
#ifndef _LITE_VERSION
if (!BE_THIS_THREAD(hWnd))
return SendSyncMessage (hWnd, iMsg, wParam, lParam);
#endif /* !_LITE_VERSION */
if ( !(WndProc = GetWndProc(hWnd)) )
return ERR_INV_HWND;
return (*WndProc)(hWnd, iMsg, wParam, lParam);
}
/*
* RegisterSnapClass - register the window class used to display the desktop
*/
bool RegisterSnapClass( HANDLE instance )
{
WNDCLASS wc;
thisInstance = instance;
wc.style = 0L;
wc.lpfnWndProc = GetWndProc( DesktopProc );
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = thisInstance;
wc.hIcon = (HICON)NULL;
wc.hCursor = (HCURSOR)NULL;
wc.hbrBackground = (HBRUSH)NULL;
wc.lpszMenuName = NULL;
wc.lpszClassName = "SnapClass";
return( RegisterClass( &wc ) != 0 );
} /* RegisterSnapClass */
bool MessageBarInit( void )
{
WNDCLASS wc;
msgString1[0] = '\0';
msgString2[0] = '\0';
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = GetWndProc( MessageWindowProc );
wc.cbClsExtra = 0;
wc.cbWndExtra = sizeof( LONG_PTR );
wc.hInstance = InstanceHandle;
wc.hIcon = LoadIcon( (HINSTANCE)NULLHANDLE, IDI_APPLICATION );
wc.hCursor = LoadCursor( (HINSTANCE)NULLHANDLE, IDC_ARROW );
wc.hbrBackground = (HBRUSH) COLOR_APPWORKSPACE;
wc.lpszMenuName = NULL;
wc.lpszClassName = ClassName;
return( RegisterClass( &wc ) != 0 );
}
void InitClrPick( void )
{
WNDCLASS wndclass;
if( GetClassInfo( InstanceHandle, "ClrPick", &wndclass ) ) {
return;
}
wndclass.style = CS_HREDRAW | CS_VREDRAW;
wndclass.lpfnWndProc = GetWndProc( ClrPickProc );
wndclass.cbClsExtra = 0;
wndclass.cbWndExtra = 0;
wndclass.hInstance = InstanceHandle;
wndclass.hIcon = (HICON)NULLHANDLE;
wndclass.hCursor = LoadCursor( (HINSTANCE)NULLHANDLE, IDC_ARROW );
wndclass.hbrBackground = (HBRUSH)COLOR_APPWORKSPACE;
wndclass.lpszMenuName = NULL;
wndclass.lpszClassName = "ClrPick";
RegisterClass( &wndclass );
}
/*
* StatusWndInit - initialize for using the status window
*/
bool StatusWndInit( WPI_INST hinstance, statushook hook, int extra, HCURSOR hDefaultCursor )
{
bool rc;
#ifdef __OS2_PM__
/* OS/2 PM version of the initialization */
colorButtonFace = CLR_PALEGRAY;
if( !hasGDIObjects ) {
brushButtonFace = _wpi_createsolidbrush( colorButtonFace );
penLight = _wpi_createpen( PS_SOLID, 1, CLR_WHITE );
penShade = _wpi_createpen( PS_SOLID, 1, CLR_DARKGRAY );
hasGDIObjects = true;
}
statusWndHookFunc = hook;
rc = true;
if( !classRegistered ) {
memcpy( &classHandle, &hinstance, sizeof( WPI_INST ) );
rc = WinRegisterClass( hinstance.hab, className, (PFNWP)StatusWndCallback,
CS_SIZEREDRAW | CS_CLIPSIBLINGS,
extra + sizeof( statwnd * ) );
classWinExtra = extra;
classRegistered = true;
}
#else
/* Win16 and Win32 version of the initialization */
WNDCLASS wc;
#ifdef __NT__
if( LoadCommCtrl() ) {
rc = true;
} else {
#endif
if( !hasGDIObjects ) {
colorButtonFace = GetSysColor( COLOR_BTNFACE );
colorTextFace = GetSysColor( COLOR_BTNTEXT );
brushButtonFace = CreateSolidBrush( colorButtonFace );
penLight = CreatePen( PS_SOLID, 1, GetSysColor( COLOR_BTNHIGHLIGHT ) );
penShade = CreatePen( PS_SOLID, 1, GetSysColor( COLOR_BTNSHADOW ) );
hasGDIObjects = true;
}
statusWndHookFunc = hook;
rc = true;
if( !GetClassInfo( hinstance, className, &wc ) ) {
classHandle = hinstance;
classWinExtra = extra;
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = GetWndProc( StatusWndCallback );
wc.cbClsExtra = 0;
wc.cbWndExtra = extra + sizeof( statwnd * );
wc.hInstance = hinstance;
wc.hIcon = LoadIcon( (HINSTANCE)NULL, IDI_APPLICATION );
wc.hCursor = hDefaultCursor;
if( wc.hCursor == NULL ) {
wc.hCursor = LoadCursor( (HINSTANCE)NULL, IDC_ARROW );
}
wc.hbrBackground = (HBRUSH)0;
wc.lpszMenuName = NULL;
wc.lpszClassName = className;
rc = ( RegisterClass( &wc ) != 0 );
classRegistered = true;
}
#ifdef __NT__
}
#endif
#endif
return( rc );
} /* StatusWndInit */
