printdlg.c

这是一个开放源代码的与WINNT/WIN2K/WIN2003兼容的操作系统

/*
 * COMMDLG - Print Dialog
 *
 * Copyright 1994 Martin Ayotte
 * Copyright 1996 Albrecht Kleine
 * Copyright 1999 Klaas van Gend
 * Copyright 2000 Huw D M Davies
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */
#include <ctype.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>

#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winspool.h"
#include "winerror.h"

#include "wine/debug.h"

#include "commdlg.h"
#include "dlgs.h"
#include "cderr.h"

WINE_DEFAULT_DEBUG_CHANNEL(commdlg);

#include "cdlg.h"
#include "printdlg.h"

/* Yes these constants are the same, but we're just copying win98 */
#define UPDOWN_ID 0x270f
#define MAX_COPIES 9999

/* Debugging info */
static const struct pd_flags psd_flags[] = {
  {PSD_MINMARGINS,"PSD_MINMARGINS"},
  {PSD_MARGINS,"PSD_MARGINS"},
  {PSD_INTHOUSANDTHSOFINCHES,"PSD_INTHOUSANDTHSOFINCHES"},
  {PSD_INHUNDREDTHSOFMILLIMETERS,"PSD_INHUNDREDTHSOFMILLIMETERS"},
  {PSD_DISABLEMARGINS,"PSD_DISABLEMARGINS"},
  {PSD_DISABLEPRINTER,"PSD_DISABLEPRINTER"},
  {PSD_NOWARNING,"PSD_NOWARNING"},
  {PSD_DISABLEORIENTATION,"PSD_DISABLEORIENTATION"},
  {PSD_RETURNDEFAULT,"PSD_RETURNDEFAULT"},
  {PSD_DISABLEPAPER,"PSD_DISABLEPAPER"},
  {PSD_SHOWHELP,"PSD_SHOWHELP"},
  {PSD_ENABLEPAGESETUPHOOK,"PSD_ENABLEPAGESETUPHOOK"},
  {PSD_ENABLEPAGESETUPTEMPLATE,"PSD_ENABLEPAGESETUPTEMPLATE"},
  {PSD_ENABLEPAGESETUPTEMPLATEHANDLE,"PSD_ENABLEPAGESETUPTEMPLATEHANDLE"},
  {PSD_ENABLEPAGEPAINTHOOK,"PSD_ENABLEPAGEPAINTHOOK"},
  {PSD_DISABLEPAGEPAINTING,"PSD_DISABLEPAGEPAINTING"},
  {-1, NULL}
};

/* address of wndproc for subclassed Static control */
static WNDPROC lpfnStaticWndProc;
/* the text of the fake document to render for the Page Setup dialog */
static WCHAR wszFakeDocumentText[1024];

/***********************************************************************
 *    PRINTDLG_OpenDefaultPrinter
 *
 * Returns a winspool printer handle to the default printer in *hprn
 * Caller must call ClosePrinter on the handle
 *
 * Returns TRUE on success else FALSE
 */
BOOL PRINTDLG_OpenDefaultPrinter(HANDLE *hprn)
{
    WCHAR buf[260];
    DWORD dwBufLen = sizeof(buf) / sizeof(buf[0]);
    BOOL res;
    if(!GetDefaultPrinterW(buf, &dwBufLen))
        return FALSE;
    res = OpenPrinterW(buf, hprn, NULL);
    if (!res)
        WARN("Could not open printer %s\n", debugstr_w(buf));
    return res;
}

/***********************************************************************
 *    PRINTDLG_SetUpPrinterListCombo
 *
 * Initializes printer list combox.
 * hDlg:  HWND of dialog
 * id:    Control id of combo
 * name:  Name of printer to select
 *
 * Initializes combo with list of available printers.  Selects printer 'name'
 * If name is NULL or does not exist select the default printer.
 *
 * Returns number of printers added to list.
 */
INT PRINTDLG_SetUpPrinterListComboA(HWND hDlg, UINT id, LPCSTR name)
{
    DWORD needed, num;
    INT i;
    LPPRINTER_INFO_2A pi;
    EnumPrintersA(PRINTER_ENUM_LOCAL, NULL, 2, NULL, 0, &needed, &num);
    pi = HeapAlloc(GetProcessHeap(), 0, needed);
    EnumPrintersA(PRINTER_ENUM_LOCAL, NULL, 2, (LPBYTE)pi, needed, &needed,
		  &num);

    SendDlgItemMessageA(hDlg, id, CB_RESETCONTENT, 0, 0);
    
    for(i = 0; i < num; i++) {
        SendDlgItemMessageA(hDlg, id, CB_ADDSTRING, 0,
			    (LPARAM)pi[i].pPrinterName );
    }
    HeapFree(GetProcessHeap(), 0, pi);
    if(!name ||
       (i = SendDlgItemMessageA(hDlg, id, CB_FINDSTRINGEXACT, -1,
				(LPARAM)name)) == CB_ERR) {

        char buf[260];
        DWORD dwBufLen = sizeof(buf);
        FIXME("Can't find '%s' in printer list so trying to find default\n",
	      name);
	if(!GetDefaultPrinterA(buf, &dwBufLen))
	    return num;
	i = SendDlgItemMessageA(hDlg, id, CB_FINDSTRINGEXACT, -1, (LPARAM)buf);
	if(i == CB_ERR)
	    FIXME("Can't find default printer in printer list\n");
    }
    SendDlgItemMessageA(hDlg, id, CB_SETCURSEL, i, 0);
    return num;
}

static INT PRINTDLG_SetUpPrinterListComboW(HWND hDlg, UINT id, LPCWSTR name)
{
    DWORD needed, num;
    INT i;
    LPPRINTER_INFO_2W pi;
    EnumPrintersW(PRINTER_ENUM_LOCAL, NULL, 2, NULL, 0, &needed, &num);
    pi = HeapAlloc(GetProcessHeap(), 0, needed);
    EnumPrintersW(PRINTER_ENUM_LOCAL, NULL, 2, (LPBYTE)pi, needed, &needed,
		  &num);

    for(i = 0; i < num; i++) {
        SendDlgItemMessageW(hDlg, id, CB_ADDSTRING, 0,
			    (LPARAM)pi[i].pPrinterName );
    }
    HeapFree(GetProcessHeap(), 0, pi);
    if(!name ||
       (i = SendDlgItemMessageW(hDlg, id, CB_FINDSTRINGEXACT, -1,
				(LPARAM)name)) == CB_ERR) {
        WCHAR buf[260];
        DWORD dwBufLen = sizeof(buf)/sizeof(buf[0]);
        TRACE("Can't find '%s' in printer list so trying to find default\n",
	      debugstr_w(name));
	if(!GetDefaultPrinterW(buf, &dwBufLen))
	    return num;
	i = SendDlgItemMessageW(hDlg, id, CB_FINDSTRINGEXACT, -1, (LPARAM)buf);
	if(i == CB_ERR)
	    TRACE("Can't find default printer in printer list\n");
    }
    SendDlgItemMessageW(hDlg, id, CB_SETCURSEL, i, 0);
    return num;
}

/***********************************************************************
 *             PRINTDLG_CreateDevNames          [internal]
 *
 *
 *   creates a DevNames structure.
 *
 *  (NB. when we handle unicode the offsets will be in wchars).
 */
static BOOL PRINTDLG_CreateDevNames(HGLOBAL *hmem, const char* DeviceDriverName,
				    const char* DeviceName, const char* OutputPort)
{
    long size;
    char*   pDevNamesSpace;
    char*   pTempPtr;
    LPDEVNAMES lpDevNames;
    char buf[260];
    DWORD dwBufLen = sizeof(buf);

    size = strlen(DeviceDriverName) + 1
            + strlen(DeviceName) + 1
            + strlen(OutputPort) + 1
            + sizeof(DEVNAMES);

    if(*hmem)
        *hmem = GlobalReAlloc(*hmem, size, GMEM_MOVEABLE);
    else
        *hmem = GlobalAlloc(GMEM_MOVEABLE, size);
    if (*hmem == 0)
        return FALSE;

    pDevNamesSpace = GlobalLock(*hmem);
    lpDevNames = (LPDEVNAMES) pDevNamesSpace;

    pTempPtr = pDevNamesSpace + sizeof(DEVNAMES);
    strcpy(pTempPtr, DeviceDriverName);
    lpDevNames->wDriverOffset = pTempPtr - pDevNamesSpace;

    pTempPtr += strlen(DeviceDriverName) + 1;
    strcpy(pTempPtr, DeviceName);
    lpDevNames->wDeviceOffset = pTempPtr - pDevNamesSpace;

    pTempPtr += strlen(DeviceName) + 1;
    strcpy(pTempPtr, OutputPort);
    lpDevNames->wOutputOffset = pTempPtr - pDevNamesSpace;

    GetDefaultPrinterA(buf, &dwBufLen);
    lpDevNames->wDefault = (strcmp(buf, DeviceName) == 0) ? 1 : 0;
    GlobalUnlock(*hmem);
    return TRUE;
}

static BOOL PRINTDLG_CreateDevNamesW(HGLOBAL *hmem, LPCWSTR DeviceDriverName,
				    LPCWSTR DeviceName, LPCWSTR OutputPort)
{
    long size;
    LPWSTR   pDevNamesSpace;
    LPWSTR   pTempPtr;
    LPDEVNAMES lpDevNames;
    WCHAR bufW[260];
    DWORD dwBufLen = sizeof(bufW) / sizeof(WCHAR);

    size = sizeof(WCHAR)*lstrlenW(DeviceDriverName) + 2
            + sizeof(WCHAR)*lstrlenW(DeviceName) + 2
            + sizeof(WCHAR)*lstrlenW(OutputPort) + 2
            + sizeof(DEVNAMES);

    if(*hmem)
        *hmem = GlobalReAlloc(*hmem, size, GMEM_MOVEABLE);
    else
        *hmem = GlobalAlloc(GMEM_MOVEABLE, size);
    if (*hmem == 0)
        return FALSE;

    pDevNamesSpace = GlobalLock(*hmem);
    lpDevNames = (LPDEVNAMES) pDevNamesSpace;

    pTempPtr = (LPWSTR)((LPDEVNAMES)pDevNamesSpace + 1);
    lstrcpyW(pTempPtr, DeviceDriverName);
    lpDevNames->wDriverOffset = pTempPtr - pDevNamesSpace;

    pTempPtr += lstrlenW(DeviceDriverName) + 1;
    lstrcpyW(pTempPtr, DeviceName);
    lpDevNames->wDeviceOffset = pTempPtr - pDevNamesSpace;

    pTempPtr += lstrlenW(DeviceName) + 1;
    lstrcpyW(pTempPtr, OutputPort);
    lpDevNames->wOutputOffset = pTempPtr - pDevNamesSpace;

    GetDefaultPrinterW(bufW, &dwBufLen);
    lpDevNames->wDefault = (lstrcmpW(bufW, DeviceName) == 0) ? 1 : 0;
    GlobalUnlock(*hmem);
    return TRUE;
}

/***********************************************************************
 *             PRINTDLG_UpdatePrintDlg          [internal]
 *
 *
 *   updates the PrintDlg structure for return values.
 *
 * RETURNS
 *   FALSE if user is not allowed to close (i.e. wrong nTo or nFrom values)
 *   TRUE  if successful.
 */
static BOOL PRINTDLG_UpdatePrintDlgA(HWND hDlg,
				    PRINT_PTRA* PrintStructures)
{
    LPPRINTDLGA       lppd = PrintStructures->lpPrintDlg;
    PDEVMODEA         lpdm = PrintStructures->lpDevMode;
    LPPRINTER_INFO_2A pi = PrintStructures->lpPrinterInfo;


    if(!lpdm) {
	FIXME("No lpdm ptr?\n");
	return FALSE;
    }


    if(!(lppd->Flags & PD_PRINTSETUP)) {
        /* check whether nFromPage and nToPage are within range defined by
	 * nMinPage and nMaxPage
	 */
        if (IsDlgButtonChecked(hDlg, rad3) == BST_CHECKED) { /* Pages */
	    WORD nToPage;
	    WORD nFromPage;
	    nFromPage = GetDlgItemInt(hDlg, edt1, NULL, FALSE);
	    nToPage   = GetDlgItemInt(hDlg, edt2, NULL, FALSE);
	    if (nFromPage < lppd->nMinPage || nFromPage > lppd->nMaxPage ||
		nToPage < lppd->nMinPage || nToPage > lppd->nMaxPage) {
	        char resourcestr[256];
		char resultstr[256];
		LoadStringA(COMDLG32_hInstance, PD32_INVALID_PAGE_RANGE,
			    resourcestr, 255);
		sprintf(resultstr,resourcestr, lppd->nMinPage, lppd->nMaxPage);
		LoadStringA(COMDLG32_hInstance, PD32_PRINT_TITLE,
			    resourcestr, 255);
		MessageBoxA(hDlg, resultstr, resourcestr,
			    MB_OK | MB_ICONWARNING);
		return FALSE;
	    }
	    lppd->nFromPage = nFromPage;
	    lppd->nToPage   = nToPage;
	    lppd->Flags |= PD_PAGENUMS;
	}
	else
	    lppd->Flags &= ~PD_PAGENUMS;

	if (IsDlgButtonChecked(hDlg, chx1) == BST_CHECKED) {/* Print to file */
	    static char file[] = "FILE:";
	    lppd->Flags |= PD_PRINTTOFILE;
	    pi->pPortName = file;
	}

	if (IsDlgButtonChecked(hDlg, chx2) == BST_CHECKED) { /* Collate */
	    FIXME("Collate lppd not yet implemented as output\n");
	}

	/* set PD_Collate and nCopies */
	if (lppd->Flags & PD_USEDEVMODECOPIESANDCOLLATE) {
	  /*  The application doesn't support multiple copies or collate...
	   */
	    lppd->Flags &= ~PD_COLLATE;
	    lppd->nCopies = 1;
	  /* if the printer driver supports it... store info there
	   * otherwise no collate & multiple copies !
	   */
	    if (lpdm->dmFields & DM_COLLATE)
	        lpdm->dmCollate =
		  (IsDlgButtonChecked(hDlg, chx2) == BST_CHECKED);
	    if (lpdm->dmFields & DM_COPIES)
	        lpdm->u.s.dmCopies = GetDlgItemInt(hDlg, edt3, NULL, FALSE);
	} else {
	    if (IsDlgButtonChecked(hDlg, chx2) == BST_CHECKED)
	        lppd->Flags |= PD_COLLATE;
            else
               lppd->Flags &= ~PD_COLLATE;
            lppd->nCopies = GetDlgItemInt(hDlg, edt3, NULL, FALSE);
	}
    }
    return TRUE;
}

static BOOL PRINTDLG_UpdatePrintDlgW(HWND hDlg,
				    PRINT_PTRW* PrintStructures)
{
    LPPRINTDLGW       lppd = PrintStructures->lpPrintDlg;
    PDEVMODEW         lpdm = PrintStructures->lpDevMode;
    LPPRINTER_INFO_2W pi = PrintStructures->lpPrinterInfo;


    if(!lpdm) {
	FIXME("No lpdm ptr?\n");
	return FALSE;
    }


    if(!(lppd->Flags & PD_PRINTSETUP)) {
        /* check whether nFromPage and nToPage are within range defined by
	 * nMinPage and nMaxPage
	 */
        if (IsDlgButtonChecked(hDlg, rad3) == BST_CHECKED) { /* Pages */
	    WORD nToPage;