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/* GTK - The GIMP Toolkit
* gtkprintoperation.c: Print Operation
* Copyright (C) 2006, Red Hat, Inc.
*
* 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 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "gtkprint-win32.h"
void
gtk_print_win32_devnames_free (GtkPrintWin32Devnames *devnames)
{
g_free (devnames->driver);
g_free (devnames->device);
g_free (devnames->output);
g_free (devnames);
}
GtkPrintWin32Devnames *
gtk_print_win32_devnames_from_win32 (HGLOBAL global)
{
LPDEVNAMES win = GlobalLock (global);
gunichar2 *data = (gunichar2 *)win;
GtkPrintWin32Devnames *devnames = g_new (GtkPrintWin32Devnames, 1);
devnames->driver = g_utf16_to_utf8 (data + win->wDriverOffset,
-1, NULL, NULL, NULL);
devnames->device = g_utf16_to_utf8 (data + win->wDeviceOffset,
-1, NULL, NULL, NULL);
devnames->output = g_utf16_to_utf8 (data + win->wOutputOffset,
-1, NULL, NULL, NULL);
devnames->flags = win->wDefault;
GlobalUnlock (global);
return devnames;
}
HGLOBAL
gtk_print_win32_devnames_to_win32 (const GtkPrintWin32Devnames *devnames)
{
HGLOBAL global;
LPDEVNAMES windevnames;
gunichar2 *data;
gunichar2 *driver, *device, *output;
glong driver_len, device_len, output_len;
int i;
driver = g_utf8_to_utf16 (devnames->driver, -1, NULL, &driver_len, NULL);
device = g_utf8_to_utf16 (devnames->device, -1, NULL, &device_len, NULL);
output = g_utf8_to_utf16 (devnames->output, -1, NULL, &output_len, NULL);
global = GlobalAlloc (GMEM_MOVEABLE,
sizeof (DEVNAMES) +
(driver_len + 1) * 2 +
(device_len + 1) * 2 +
(output_len + 1) * 2);
windevnames = GlobalLock (global);
data = (gunichar2 *)windevnames;
i = sizeof(DEVNAMES) / sizeof (gunichar2);
windevnames->wDriverOffset = i;
memcpy (data + i, driver, (driver_len + 1) * sizeof (gunichar2));
i += driver_len + 1;
windevnames->wDeviceOffset = i;
memcpy (data + i, device, (device_len + 1) * sizeof (gunichar2));
i += device_len + 1;
windevnames->wOutputOffset = i;
memcpy (data + i, output, (output_len + 1) * sizeof (gunichar2));
i += output_len + 1;
windevnames->wDefault = devnames->flags;
GlobalUnlock (global);
g_free (driver);
g_free (device);
g_free (output);
return global;
}
HGLOBAL
gtk_print_win32_devnames_to_win32_from_printer_name (const char *printer_name)
{
HGLOBAL global;
GtkPrintWin32Devnames *devnames;
devnames = gtk_print_win32_devnames_from_printer_name(printer_name);
if (devnames)
{
global = gtk_print_win32_devnames_to_win32 (devnames);
gtk_print_win32_devnames_free (devnames);
}
else
global = NULL;
return global;
}
/*
* Used to get printer device information from a printer name. This
* can fail if the user has no right to read printer properties, so
* this function can return NULL.
*/
GtkPrintWin32Devnames *
gtk_print_win32_devnames_from_printer_name (const char *printer_name)
{
HANDLE hprinter;
gunichar2* win32_printer_name;
GtkPrintWin32Devnames *devnames;
win32_printer_name = g_utf8_to_utf16 (printer_name, -1, NULL, NULL, NULL);
if (OpenPrinterW (win32_printer_name, &hprinter, NULL))
{
DWORD needed;
PRINTER_INFO_2W* printer_info;
GetPrinterW (hprinter, 2, NULL, 0, &needed);
printer_info = (PRINTER_INFO_2W* )g_malloc ((gsize) needed);
GetPrinterW (hprinter, 2, (LPBYTE) printer_info, needed, &needed);
devnames = g_new (GtkPrintWin32Devnames, 1);
devnames->driver = g_utf16_to_utf8 (printer_info->pDriverName, -1, NULL, NULL, NULL);
devnames->device = g_strdup (printer_name);
devnames->output = g_utf16_to_utf8 (printer_info->pPortName, -1, NULL, NULL, NULL);
devnames->flags = 0;
ClosePrinter (hprinter);
g_free (printer_info);
}
else
{
/* Could not open printer */
devnames = NULL;
}
g_free (win32_printer_name);
return devnames;
}
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