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windows-nt-4.0/private/ntos/w32/ntgdi/printers/rasprint.sp1/rasddui/fontinst.c

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/******************************* MODULE HEADER *******************************
* fontinst.c
* Generic font installer operations. We put up the dialog box, then
* open the directory and pass it to the minidriver based interpretation
* functions.
*
*
* Copyright (C) 1992 Microsoft Corporation.
*
***************************************************************************/
#include "rasuipch.h"
#pragma hdrstop("rasuipch.h")
#define GLOBAL_MACS
#include "gblmac.h"
#undef GLOBAL_MACS
#include <fontinst.h>
#include <fontread.h>
#include <fontgen.h> /* Common font installer code */
/*
* Structure to keep track of font data
*/
typedef struct _FNTDAT_
{
struct _FNTDAT_ *pNext; /* Forms a linked list */
FI_DATA fid; /* The specific font information */
WCHAR wchFileName[ MAX_PATH ]; /* Corresponding file in directory */
} FNTDAT;
/*
* Local function prototypes.
*/
void
vFontInit(
HWND hWnd,
PRASDDUIINFO pRasdduiInfo
);
BOOL
bNewFontDir(
HWND hWnd, /* The window of interest */
PRASDDUIINFO pRasdduiInfo
);
BOOL
bFontUpdate(
HWND hWnd, /* Our window */
HANDLE hPrinter, /* The printer of interest */
PRASDDUIINFO pRasdduiInfo /* Global Data Access */
);
void
vDelFont(
HWND hWnd, /* THE window */
PRASDDUIINFO pRasdduiInfo /* Global Data Access */
);
void vAddFont( HWND );
void vDelSel( HWND, int );
BOOL bIsFileFont( FI_DATA *, PWSTR );
void *_MapFile( HANDLE );
void
vFontClean(
PRASDDUIINFO pRasdduiInfo /* Global Data Access */
);
/* !!!LindsayH - following needs to be formalised */
BOOL bSFontToFIData( FI_DATA *, HANDLE, BYTE *, DWORD );
/*
* Local data.
*/
#define DNM_SZ 512 /* Glyphs max in font file names */
/*
* Global data that we use.
*/
extern HANDLE hHeap; /* The magic heap */
/*
* THE FOLLOWING IS NEEDED TO KEEP THE LINKER HAPPY.
*/
int _fltused;
/**************************** Function Header ******************************
* FontInstProc
* Entry point for font installer dialog code.
*
* RETURNS:
* TRUE/FALSE according to how happy we are.
*
* HISTORY:
* 16:42 on Wed 24 Feb 1993 -by- Lindsay Harris [lindsayh]
* Added help.
*
* 14:25 on Fri 20 Mar 1992 -by- Lindsay Harris [lindsayh]
* Initial version. Softfonts only - cartridges to come later.
*
***************************************************************************/
LONG
FontInstProc( hWnd, usMsg, wParam, lParam )
HWND hWnd; /* The window of interest */
UINT usMsg; /* Message code */
DWORD wParam; /* Depends on above, but message subcode */
LONG lParam; /* Miscellaneous usage */
{
/*
* Not much to do here - we mostly call off to other functions
* to implement the important activities!
*/
HANDLE hPrinter; /* Access to printer data */
int iRet; /* Return code */
PRASDDUIINFO pRasdduiInfo = NULL; /* Common UI Data */
switch( usMsg )
{
case WM_INITDIALOG: /* The beginning of this dialog */
pRasdduiInfo = (PRASDDUIINFO)lParam;
SetWindowLong( hWnd, GWL_USERDATA, (ULONG)lParam );
vFontInit( hWnd, pRasdduiInfo );
return TRUE;
case WM_COMMAND:
pRasdduiInfo = (PRASDDUIINFO)GetWindowLong( hWnd, GWL_USERDATA );
hPrinter = pRasdduiInfo->hPrinter;
switch( LOWORD( wParam ) )
{
case IDD_FONTDIR: /* Directory has been named */
return FALSE; /* FOR NOW, not interested */
case IDD_OPEN: /* User selects Open buttpn */
(BOOL)iRet = bNewFontDir( hWnd, pRasdduiInfo);
return (BOOL)iRet;
case IDD_NEWFONTS: /* New font list */
if( HIWORD( wParam ) != CBN_SELCHANGE )
return FALSE;
break;
case IDD_CURFONTS: /* Existing font activity */
if (HIWORD (wParam) != CBN_SELCHANGE)
return FALSE;
break;
case IDD_DELFONT: /* Delete the selected fonts */
vDelFont( hWnd, pRasdduiInfo );
return TRUE;
case IDD_ADD: /* Add the selected fonts */
vAddFont( hWnd );
return TRUE;
case IDD_HELP:
vShowHelp( hWnd, HELP_CONTEXT, HLP_FONTINST, hPrinter );
return TRUE;
case IDOK:
/*
* Save the updated information in our database of such things.
*/
if( fGeneral & FG_CANCHANGE )
bFontUpdate( hWnd, hPrinter, pRasdduiInfo );
EndDialog( hWnd, TRUE );
return TRUE;
case IDCANCEL:
EndDialog( hWnd, FALSE );
return TRUE;
default:
return FALSE;
}
break;
case WM_DESTROY:
pRasdduiInfo = (PRASDDUIINFO)GetWindowLong( hWnd, GWL_USERDATA );
vFontClean(pRasdduiInfo); /* Free what we consumed */
/* Does the right thing for help to go away, if shown */
vShowHelp( hWnd, HELP_QUIT, 0L, NULL );
return TRUE;
default:
return FALSE; /* didn't process the message */
}
return FALSE;
}
/************************** Function Header *********************************
* vFontInit
* Called to initialise the dialog before it is displayed to the
* user. Requires making decisions about buttons based on any
* existing fonts.
*
* RETURNS:
* Nothing. We are quiet on failures.
*
* HISTORY:
* 14:54 on Fri 20 Mar 1992 -by- Lindsay Harris [lindsayh]
* First incarnation.
*
****************************************************************************/
void
vFontInit(
HWND hWnd,
PRASDDUIINFO pRasdduiInfo
)
{
/*
* Miscellaneous things to do. Set the default font directory,
* and see if there are any existing fonts that should be placed
* in the list Installed fonts list box.
*/
int iNum; /* Number of entries */
int iI; /* Loop parameter */
FI_MEM FIMem; /* Access to the information we need */
iNum = iFIOpenRead( &FIMem, hHeap, pwstrDataFile );
for( iI = 0; iI < iNum; ++iI )
{
int iFont;
PWSTR pwstr; /* Identification string */
if( !bFINextRead( &FIMem ) )
break; /* SHOULD NOT HAPPEN */
pwstr = (PWSTR)((BYTE *)FIMem.pvFix +
((FI_DATA_HEADER *)FIMem.pvFix)->dwIdentStr);
iFont = SendDlgItemMessage( hWnd, IDD_CURFONTS, LB_ADDSTRING,
0, (LONG)pwstr );
SendDlgItemMessage( hWnd, IDD_CURFONTS, LB_SETITEMDATA, iFont,
(LONG)iI );
}
if( iI > 0 )
{
/*
* There are existing fonts, so we can enable the DELETE button,
* and we should also allocate the delete buffer - this allows
* us to pass the deleted fonts information to the font installer
* common code.
*/
cDelList = iI; /* Number available to delete */
cExistFonts = iI; /* For separating new/old */
piDel = (int *)HeapAlloc( hHeap, 0, (iI + 1) * sizeof( int ) );
if( piDel )
{
/* Have memory to delete, so enable the button */
EnableWindow( GetDlgItem( hWnd, IDD_DELFONT ), TRUE );
*piDel = 0; /* Number of items in this list */
}
}
bFICloseRead( &FIMem ); /* We may have it open */
if( fGeneral & FG_CANCHANGE )
{
/* User has access to change stuff, so place a default directory */
/* The default directory too! */
SetDlgItemText( hWnd, IDD_FONTDIR, L"A:\\" );
}
else
{
/* No permission to change things, so disable most of the dialog. */
EnableWindow( GetDlgItem( hWnd, IDD_FONTDIR ), FALSE );
EnableWindow( GetDlgItem( hWnd, TID_FONTDIR ), FALSE );
EnableWindow( GetDlgItem( hWnd, IDD_OPEN ), FALSE );
EnableWindow( GetDlgItem( hWnd, IDD_ADD ), FALSE );
EnableWindow( GetDlgItem( hWnd, IDD_DELFONT ), FALSE );
EnableWindow( GetDlgItem( hWnd, IDD_NEWFONTS ), FALSE );
EnableWindow( GetDlgItem( hWnd, TID_NEWFONTS ), FALSE );
}
return;
}
/************************** Function Header *********************************
* bNewFontDir
* Process the new font directory stuff. This means opening the
* directory and passing the file names to the minidriver based
* screening function.
*
* RETURNS:
* TRUE/FALSE; TRUE for success.
*
* HISTORY:
* 18:11 on Tue 19 Jan 1993 -by- Lindsay Harris [lindsayh]
* Civilise it: pop-ups for error conditions.
*
* 14:51 on Fri 20 Mar 1992 -by- Lindsay Harris [lindsayh]
* First version.
*
****************************************************************************/
BOOL
bNewFontDir(
HWND hWnd, /* The window of interest */
PRASDDUIINFO pRasdduiInfo
)
{
/*
* Extract the name the user has supplied, and see what is there.
*/
UINT iErrMode; /* For manipulating error msgs */
int cOKFiles; /* Count the number of font files found */
HANDLE hDir; /* FindFirstFile ... scanning */
HCURSOR hCursor; /* Switch to wait symbol while reading */
WIN32_FIND_DATA ffd; /* Data about the file we find */
cDN = GetDlgItemTextW( hWnd, IDD_FONTDIR, wchDirNm, DNM_SZ );
/*
* Check to see if the name will be too long: the 5 below is the
* number of additional characters to add to the directory name:
* namely, L"\\*.*".
*/
if( cDN >= (DNM_SZ - 5) )
{
DialogBox( hModule, MAKEINTRESOURCE( ERR_FN_TOOLONG ), hWnd,
(DLGPROC)GenDlgProc );
return FALSE; /* Name is too long */
}
if( cDN > 0 )
{
if( wchDirNm[ cDN - 1 ] != (WCHAR)'\\' )
{
wcscat( wchDirNm, L"\\" );
++cDN; /* One more now! */
}
wcscat( wchDirNm, L"*.*" );
/*
* Save error mode, and enable file open error box.
*/
iErrMode = SetErrorMode( 0 );
SetErrorMode( iErrMode & ~SEM_NOOPENFILEERRORBOX );
hDir = FindFirstFile( wchDirNm, &ffd );
SetErrorMode( iErrMode ); /* Restore old mode */
cOKFiles = 0;
if( hDir == INVALID_HANDLE_VALUE )
{
/*
* Put up a dialog box to tell the user "no such directory".
*/
if( GetLastError() == ERROR_PATH_NOT_FOUND )
{
DialogBox( hModule, MAKEINTRESOURCE( ERR_BAD_DIR ), hWnd,
(DLGPROC)GenDlgProc );
}
return FALSE;
}
/*
* Switch to the hourglass cursor while reading, since the data
* is probably coming from a SLOW floppy. Also stop redrawing,
* since the list box looks ugly during this time.
*/
hCursor = SetCursor( LoadCursor( NULL, IDC_WAIT ) );
SendMessage( hWnd, WM_SETREDRAW, FALSE, 0L );
do
{
/*
* Job is not too hard. Generate a file name which is passed
* to a minidriver specific function to determine whether
* this file is understood by us. This function returns FALSE
* if it does not understand the file; otherwise it returns
* TRUE, and also a string to display. We display the string,
* and remember the file name for future use.
*/
int iFont; /* List Box index */
FI_DATA FD; /* Filled in by bIsFileFont */
FNTDAT *pFNTDAT; /* For remembering it all */
wcscpy( &wchDirNm[ cDN ], ffd.cFileName );
if( bIsFileFont( &FD, wchDirNm ) )
{
/*
* Part of the data returned is a descriptive string
* for the font. We need to display this to the user.
* We also allocate a structure we use to keep track of
* all the data we have. This includes the file name
* that we have!
*/
pFNTDAT = (FNTDAT *)HeapAlloc( hHeap, 0, sizeof( FNTDAT ) );
if( pFNTDAT == NULL )
{
break;
}
if( pFNTDATHead == NULL )
{
/*
* Starting a chain, so off remember the first.
* AND also enable the Add button in the dialog,
* now that we have something to add.
*/
pFNTDATHead = pFNTDAT; /* First in chain */
EnableWindow( GetDlgItem( hWnd, IDD_ADD ), TRUE );
}
if( pFNTDATTail )
pFNTDATTail->pNext = pFNTDAT; /* Onto to end of chain */
pFNTDATTail = pFNTDAT; /* Is now the last */
pFNTDAT->pNext = 0;
pFNTDAT->fid = FD;
wcscpy( pFNTDAT->wchFileName, ffd.cFileName );
/*
* Display this message, and tag it with the address
* of the data area we just allocated.
*/
iFont = SendDlgItemMessage( hWnd, IDD_NEWFONTS,
LB_ADDSTRING,
0, (LONG)FD.dsIdentStr.pvData );
SendDlgItemMessage( hWnd, IDD_NEWFONTS, LB_SETITEMDATA, iFont,
(LONG)pFNTDAT );
++cOKFiles; /* One more to the list */
}
} while( FindNextFile( hDir, &ffd ) );
/*
* Now can redraw the box & return to the previous cursor.
*/
SendMessage( hWnd, WM_SETREDRAW, TRUE, 0L );
InvalidateRect( hWnd, NULL, TRUE );
SetCursor( hCursor );
/*
* Finished with the directory now, so close it up.
*/
FindClose( hDir );
if( cOKFiles == 0 )
{
/* Didn't find any files, so tell the user */
DialogBox( hModule, MAKEINTRESOURCE( ERR_NO_FONT ), hWnd,
(DLGPROC)GenDlgProc );
}
}
else
{
/* An empty font file name! */
DialogBox( hModule, MAKEINTRESOURCE( ERR_NO_DIR ), hWnd,
(DLGPROC)GenDlgProc );
}
return TRUE;
}
/************************** Function Header *********************************
* bFontUpdate
* Update the font installer common file. Called when the user
* has clicked on the OK button.
*
* RETURNS:
* TRUE/FALSE, TRUE for success.
*
* HISTORY:
* 14:47 on Fri 20 Mar 1992 -by- Lindsay Harris [lindsayh]
* Initial version.
*
****************************************************************************/
BOOL
bFontUpdate(
HWND hWnd, /* Our window */
HANDLE hPrinter, /* The printer of interest */
PRASDDUIINFO pRasdduiInfo /* Global Data Access */
)
{
/*
* Process whatever data we now have. This falls in to two basic
* operations: adding new fonts to the existing database, and
* deleting any existing fonts that are to be removed. The data for
* both of these operations has been built during our operations,
* so now is the time to pass this to the font installer common code.
*/
int iI; /* Loop index */
int cFonts; /* Number of fonts available */
int cjFL; /* Bytes to allow for file name */
int iTmp; /* Temporary usage */
BOOL bOK;
BOOL bErr; /* Stop duplicate error dialogs */
HCURSOR hCursor; /* So we can change the cursor back */
FID *pFID; /* For access to fontfile routines */
FONTLIST *pFLHead; /* Head of list */
FONTLIST *pFLTail; /* Last item added to list */
FONTLIST *pFL; /* Temporary pottering around */
UNREFERENCED_PARAMETER( hPrinter );
/*
* Need access to the font installer code, so do so now.
*/
bOK = FALSE; /* Unless we do something */
if( !(pFID = pFIOpen( pwstrDataFile, hHeap )) )
{
DialogBox( hModule, MAKEINTRESOURCE( ERR_NOFONTSAVE ), hWnd,
(DLGPROC)GenDlgProc );
return FALSE; /* All done */
}
/*
* Switch to the hourglass cursor while reading, since this can be data
* a slow operation, including reading a floppy!
*/
hCursor = SetCursor( LoadCursor( NULL, IDC_WAIT ) );
/*
* Now generate a list of the new fonts added to the current list.
* These need to connected together into a linked list of FONTLIST
* structures, each of which includes the name of the file.
*/
pFLHead = NULL; /* May not be any! */
pFLTail = NULL; /* For correct initialisation */
/*
* Determine how much storage is required for the file name component
* of the FONTLIST structure. We will simplify things by making
* a single storage allocation that is contiguous with the FONTLIST
* structure.
*/
cjFL = sizeof( WCHAR ) * (cDN + MAX_PATH + 1) + sizeof( FONTLIST );
cFonts = SendDlgItemMessage( hWnd, IDD_CURFONTS, LB_GETCOUNT, 0, 0L );
if( cFonts > 0 )
{
/* See if any are addresses of font installer data */
for( iI = 0; iI < cFonts; ++iI )
{
iTmp = SendDlgItemMessage( hWnd, IDD_CURFONTS, LB_GETITEMDATA, iI,
0L );
if( iTmp < cExistFonts )
continue; /* Index into existing file */
#define pFntDat ((FNTDAT *)iTmp)
/* Allocate storage and fill in the details */
pFL = (FONTLIST *)HeapAlloc( hHeap, 0, cjFL );
if( pFL == NULL )
{
DialogBox( hModule, MAKEINTRESOURCE( ERR_NOMEM ), hWnd,
(DLGPROC)GenDlgProc );
break;
}
pFL->pFLNext = NULL; /* Nothing yet! */
pFL->pvFixData = &pFntDat->fid;
pFL->pvVarData = (FONTLIST *)((BYTE *)pFL + sizeof( FONTLIST ));
wcscpy( pFL->pvVarData, wchDirNm );
wcscpy( (WCHAR *)(pFL->pvVarData) + cDN, pFntDat->wchFileName );
if( pFLHead == NULL )
pFLHead = pFL;
if( pFLTail )
pFLTail->pFLNext = pFL;
pFLTail = pFL;
}
}
bErr = FALSE;
if( !(bOK = bFIUpdate( pFID, piDel, pFLHead )) )
{
bErr = TRUE; /* Flag a dialog box has been issued */
DialogBox( hModule, MAKEINTRESOURCE( ERR_NOFONTSAVE ), hWnd,
(DLGPROC)GenDlgProc );
}
if( !bFIClose( pFID, bOK ) )
{
/* Put up a dialog box, if not already done */
bOK = FALSE;
if( !bErr )
DialogBox( hModule, MAKEINTRESOURCE( ERR_NOFONTSAVE ), hWnd,
(DLGPROC)GenDlgProc );
}
/*
* Now can return to the previous cursor.
*/
SetCursor( hCursor );
return bOK;
}
/**************************** Function Header ******************************
* vDelFont
* Called when the Delete button is clicked upon. We discover which
* items in the Installed fonts list box are selected, and mark these
* for deletion. We do NOT delete them, simply remove them from
* display and mark for deletion later.
*
* RETURNS:
* Nothing
*
* HISTORY:
* 17:54 on Fri 20 Mar 1992 -by- Lindsay Harris [lindsayh]
* Started on it.
*
****************************************************************************/
void
vDelFont(
HWND hWnd, /* THE window */
PRASDDUIINFO pRasdduiInfo /* Global Data Access */
)
{
/*
* Obtain the list of selected items in the Installed list box.
* Then place any existing fonts into the to delete list, and
* move any new fonts back into the New fonts list.
*/
int iI; /* Loop index */
int cSel; /* Number of selected items */
int *piSel; /* From heap, contains selected items list */
/* How many items are selected? */
cSel = SendDlgItemMessage( hWnd, IDD_CURFONTS, LB_GETSELCOUNT, 0, 0L );
piSel = (int *)HeapAlloc( hHeap, 0, cSel * sizeof( int ) );
if( piSel == NULL )
{
DialogBox( hModule, MAKEINTRESOURCE( ERR_NOMEM ), hWnd,
(DLGPROC)GenDlgProc );
return;
}
/* Disable updates to reduce screen flicker */
SendMessage( hWnd, WM_SETREDRAW, FALSE, 0L );
SendDlgItemMessage( hWnd, IDD_CURFONTS, LB_GETSELITEMS, cSel, (LONG)piSel );
for( iI = 0; iI < cSel; ++iI )
{
int iVal;
iVal = SendDlgItemMessage( hWnd, IDD_CURFONTS, LB_GETITEMDATA,
piSel[ iI ], 0L );
if( iVal == LB_ERR )
continue; /* SHOULD NOT HAPPEN */
if( iVal < cExistFonts )
{
/* From existing fonts, so just place in dead list. */
piDel[ *piDel + 1 ] = iVal;
++*piDel; /* Increment the count */
}
else
{
/*
* Note that there is no need for an else clause here. If we
* are deleting a font that we just installed, then simply removing
* it from the list box is sufficient to ensure that we ignore
* it. However, we should add it back into the new fonts,
* so that it remains visible.
*/
int iFont; /* New list box index */
WCHAR awch[ 256 ]; /* ??? */
if( SendDlgItemMessage( hWnd, IDD_CURFONTS, LB_GETTEXT,
piSel[ iI ], (LPARAM)awch ) != LB_ERR )
{
/* Have the text and value, so back into the new list */
iFont = SendDlgItemMessage( hWnd, IDD_NEWFONTS, LB_ADDSTRING,
0, (LPARAM)awch );
SendDlgItemMessage( hWnd, IDD_NEWFONTS, LB_SETITEMDATA, iFont,
(LONG)iVal );
}
}
}
/* Now delete them from the list */
vDelSel( hWnd, IDD_CURFONTS );
/* Disable the delete button if there are no fonts. */
if( SendDlgItemMessage( hWnd, IDD_CURFONTS, LB_GETCOUNT, 0, 0L ) == 0 )
EnableWindow( GetDlgItem( hWnd, IDD_DELFONT ), FALSE );
/* Re enable updates */
SendMessage( hWnd, WM_SETREDRAW, TRUE, 0L );
InvalidateRect( hWnd, NULL, TRUE );
HeapFree( hHeap, 0, (LPSTR)piSel );
return;
}
/*************************** Function Header *******************************
* vAddFont
* Called to move the new selected fonts to the font list.
*
* RETURNS:
* Nothing
*
* HISTORY:
* 14:57 on Mon 23 Mar 1992 -by- Lindsay Harris [lindsayh]
* Numero uno.
*
***************************************************************************/
void
vAddFont( hWnd )
HWND hWnd;
{
/*
* Find the selected items in the new font box and move them to the
* Installed box. Also set up the linked list of stuff to pass
* to the common font installer code should the user decide to
* update the list.
*/
int cSel; /* Number of entries selected */
int *piSel; /* List of selected fonts */
int iI; /* Loop index */
/* How many items are selected? */
cSel = SendDlgItemMessage( hWnd, IDD_NEWFONTS, LB_GETSELCOUNT, 0, 0L );
piSel = (int *)HeapAlloc( hHeap, 0, cSel * sizeof( int ) );
if( piSel == NULL )
{
DialogBox( hModule, MAKEINTRESOURCE( ERR_NOMEM ), hWnd,
(DLGPROC)GenDlgProc );
return;
}
/* Disable updates to reduce screen flicker */
SendMessage( hWnd, WM_SETREDRAW, FALSE, 0L );
SendDlgItemMessage( hWnd, IDD_NEWFONTS, LB_GETSELITEMS, cSel, (LONG)piSel );
for( iI = 0; iI < cSel; ++iI )
{
int iFont; /* Index in list box */
FNTDAT *pFontData; /* Significant font info */
pFontData = (FNTDAT *)SendDlgItemMessage( hWnd, IDD_NEWFONTS, LB_GETITEMDATA,
piSel[ iI ], 0L );
if( (int)pFontData == LB_ERR )
continue; /* SHOULD NOT HAPPEN */
iFont = SendDlgItemMessage( hWnd, IDD_CURFONTS, LB_ADDSTRING, 0,
(LONG)pFontData->fid.dsIdentStr.pvData );
SendDlgItemMessage( hWnd, IDD_CURFONTS, LB_SETITEMDATA, iFont,
(LONG)pFontData );
}
if( iI > 0 )
EnableWindow( GetDlgItem( hWnd, IDD_DELFONT ), TRUE );
/* Can now delete the selected items: we no longer need them */
vDelSel( hWnd, IDD_NEWFONTS );
/* Re enable updates */
SendMessage( hWnd, WM_SETREDRAW, TRUE, 0L );
InvalidateRect( hWnd, NULL, TRUE );
HeapFree( hHeap, 0, (LPSTR)piSel );
return;
}
/*************************** Function Header *******************************
* bIsFileFont
* Called with a file name and returns TRUE if this file is a font
* format we understand. Also returns a FONT_DATA structure filled
* in.
*
* RETURNS:
* TRUE/FALSE; TRUE means font is good .
*
* HISTORY:
* 13:37 on Sat 21 Mar 1992 -by- Lindsay Harris [lindsayh]
* Incarnation #0.
*
****************************************************************************/
BOOL
bIsFileFont( pFIDat, pwstr )
FI_DATA *pFIDat; /* What we find out about the font */
PWSTR pwstr; /* Name of file to check out */
{
HANDLE hFile;
BYTE *pbFile;
DWORD dwSize; /* File size: simplify life for others */
BOOL bRet; /* Return code */
hFile = CreateFile( pwstr, GENERIC_READ, FILE_SHARE_READ,
NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL,
NULL );
if( hFile == INVALID_HANDLE_VALUE )
{
return FALSE;
}
if( (pbFile = _MapFile( hFile )) == 0 )
return FALSE;
/*
* Want to find out how big the file is, so now seek to the
* end, and see what address comes back! There appears to be
* no other way to do this.
*/
dwSize = SetFilePointer( hFile, 0L, NULL, FILE_END );
bRet = bSFontToFIData( pFIDat, hHeap, pbFile, dwSize );
if( !CloseHandle( hFile ) )
RIP( "_MapFile: CloseHandle(hFile) failed.\n" );
UnmapViewOfFile( pbFile ); /* Input no longer needed */
return bRet;
}
/**************************** Function Header ******************************
* vDelSel
* Delete all selected items in the nominated list box.
*
* RETURNS:
* Nothing
*
* HISTORY:
* 16:21 on Mon 23 Mar 1992 -by- Lindsay Harris [lindsayh]
* In the beginning was the word, ....
*
***************************************************************************/
void
vDelSel( hWnd, iBox )
HWND hWnd; /* The window */
int iBox; /* The particular list box */
{
/*
* Find how many items are selected, then retrieve their index
* one at a time until they are all deleted. This is needed because
* otherwise we delete the wrong ones! This is because the data is
* presented to us as an array of indices, and these are wrong when
* we start deleting them.
*/
int iSel; /* Where the selected item index is returned */
while( SendDlgItemMessage( hWnd, iBox, LB_GETSELITEMS, 1, (LONG)&iSel ) > 0)
SendDlgItemMessage( hWnd, iBox, LB_DELETESTRING, iSel, 0L );
return;
}
/**************************** Function Header ******************************
* _MapFile
* Returns a pointer to the mapped file defined by hFile passed in.
*
* Parameters:
* hFile: the handle to the file to be desired.
*
* Returns:
* Pointer to mapped memory if success, NULL if error.
*
* NOTE: UnmapViewOfFile will have to be called by the user at some
* point to free up this allocation.
*
* History:
* 15:54 on Wed 19 Feb 1992 -by- Lindsay Harris [lindsayh]
* Modified to accept open file handle.
*
* 05-Nov-1991 -by- Kent Settle [kentse]
* Wrote it.
*
***************************************************************************/
void *
_MapFile( hFile )
HANDLE hFile;
{
PVOID pv;
HANDLE hFileMap;
/*
* Create the mapping object.
*/
if( !(hFileMap = CreateFileMapping( hFile, NULL, PAGE_READONLY,
0, 0, NULL )) )
{
RIP("MapFile: CreateFileMapping failed.\n");
return NULL;
}
/*
* Get the pointer mapped to the desired file.
*/
if( !(pv = MapViewOfFile( hFileMap, FILE_MAP_READ, 0, 0, 0 )) )
{
RIP("_MapFile: MapViewOfFile failed.\n");
return NULL;
}
/*
* Now that we have our pointer, we can close the file and the
* mapping object.
*/
if( !CloseHandle( hFileMap ) )
RIP( "_MapFile: CloseHandle(hFileMap) failed.\n" );
return pv;
}
/******************************** Function Header ***************************
* vFontClean
* Clean up all the dangling bits & pieces we have left around.
*
* RETURNS:
* Nothing
*
* HISTORY:
* 15:53 on Mon 23 Mar 1992 -by- Lindsay Harris [lindsayh]
* Started on it.
*
****************************************************************************/
void
vFontClean(
PRASDDUIINFO pRasdduiInfo /* Global Data Access */
)
{
/*
* Simply look at the storage addresses we allocate. If non zero,
* free them up and set to 0 to stop a second freeing.
*/
if( piDel )
{
/* A list of deleted fonts. */
HeapFree( hHeap, 0, (LPSTR)piDel );
piDel = NULL;
}
if( pFNTDATHead )
{
/*
* The details of each new font we found. These form a linked
* list, so we need to chain down it, freeing them as we go.
*/
FNTDAT *pFD0, *pFD1;
for( pFD0 = pFNTDATHead; pFD0; pFD0 = pFD1 )
{
pFD1 = pFD0->pNext; /* Next one, perhaps */
HeapFree( hHeap, 0, (LPSTR)pFD0 );
}
pFNTDATHead = NULL;
pFNTDATTail = NULL;
}
return;
}