Bug 339699 - implement gtk_print_operation_set_show_dialog for Windows

2008-08-02  Tor Lillqvist  <tml@novell.com>

	Bug 339699 - implement gtk_print_operation_set_show_dialog for
	Windows
	
	* gtk/gtkprint-win32.c
	* gtk/gtkprint-win32.h
	* gtk/gtkprintoperation-win32.c: Patch by ecyrbe@gmail.com.


svn path=/trunk/; revision=20942

1 files changed, 46 insertions, 3 deletions

diff --git a/gtk/gtkprint-win32.c b/gtk/gtkprint-win32.c
index 69b508a6e4..d871961dda 100644
--- a/gtk/gtkprint-win32.c
+++ b/gtk/gtkprint-win32.c
@@ -100,10 +100,53 @@ gtk_print_win32_devnames_to_win32 (const GtkPrintWin32Devnames *devnames)
 }
 
 HGLOBAL 
-gtk_print_win32_devnames_from_printer_name (const char *printer)
+gtk_print_win32_devnames_to_win32_from_printer_name (const char *printer_name)
 {
-  const GtkPrintWin32Devnames devnames = { "", (char *)printer, "", 0 };
-  return gtk_print_win32_devnames_to_win32 (&devnames);
+  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
+ since this can fail, because the user have no right to read printer properties, 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;
 }