Added MS Window printing to ethereal.

svn path=/trunk/; revision=5711

1 files changed, 202 insertions, 0 deletions

diff --git a/gtk/print_mswin.c b/gtk/print_mswin.c
new file mode 100644
index 0000000000..7eff5835eb
--- /dev/null
+++ b/gtk/print_mswin.c
@@ -0,0 +1,202 @@
+/* print_mswin.c
+ * Printing support for MSWindows
+ *
+ * $$
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 2002, Jeffrey C. Foster <jfoste@woodward.com>
+ * 
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * 
+ * This program 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ *
+ * This original code was from the Technet Article Q139652 :
+ *	 HOWTO: Print a Document
+ */
+
+
+#include "windows.h"
+
+#ifdef __WIN32__
+#include <winspool.h>
+#endif
+
+#include <stdio.h>
+
+BOOL CALLBACK abort_proc( HDC hDC, int Error );
+HDC get_printer_dc(void);
+void init_doc_struct( DOCINFO* di, char* docname);
+void print_file( char* file_name, HDC hdc);
+
+
+   
+void print_mswin(char *file_name)
+
+   {
+       HDC        hDC;
+       DOCINFO    di;
+
+	HWND hWndParent = HWND_DESKTOP;	/* would be better to be a real window */
+   
+       /* Need a printer DC to print to. */
+       hDC = get_printer_dc();
+      
+       /* Did you get a good DC?, Cancel will return NULL also, so what to do? */
+       if( !hDC)
+       {
+           return;
+       }
+   
+       /* You always have to use an AbortProc(). */
+       if( SetAbortProc( hDC, abort_proc ) == SP_ERROR )
+       {
+           MessageBox( NULL, "Error setting up AbortProc",
+                                       "Error", MB_APPLMODAL | MB_OK);
+           return;
+       }
+   
+       /* Init the DOCINFO and start the document. */
+       init_doc_struct( &di, "MyDoc");
+       StartDoc( hDC, &di );
+   
+       /* Print one page. */
+       StartPage( hDC );
+       print_file(file_name, hDC );
+       EndPage( hDC );
+   
+       /* Indicate end of document. */
+       EndDoc( hDC );
+   
+       /* Clean up */
+       DeleteDC( hDC );
+   }
+   
+   /*===============================*/
+   /* Obtain printer device context */
+   /* ==============================*/
+   HDC get_printer_dc(void)
+   {
+       PRINTDLG pdlg;
+   
+       /* Initialize the PRINTDLG structure. */
+       memset( &pdlg, 0, sizeof( PRINTDLG ) );
+       pdlg.lStructSize = sizeof( PRINTDLG );
+       /* Set the flag to return printer DC. */
+       pdlg.Flags =  PD_RETURNDC;
+   
+       /* Invoke the printer dialog box. */
+       PrintDlg( &pdlg );
+
+       /* hDC member of the PRINTDLG structure contains the printer DC. */
+       return pdlg.hDC;
+   }
+   
+   /*===============================*/
+   /* The Abort Procudure           */
+   /* ==============================*/
+   BOOL CALLBACK abort_proc( HDC hDC, int Error )
+   {
+       MSG   msg;
+       while( PeekMessage( &msg, NULL, 0, 0, PM_REMOVE ) )
+       {
+           TranslateMessage( &msg );
+           DispatchMessage( &msg );
+       }
+       return TRUE;
+   }
+   
+   /*===============================*/
+   /* Initialize DOCINFO structure  */
+   /* ==============================*/
+   void init_doc_struct( DOCINFO* di, char* docname)
+   {
+       /* Always zero it before using it. */
+       memset( di, 0, sizeof( DOCINFO ) );
+       /* Fill in the required members. */
+       di->cbSize = sizeof( DOCINFO );
+       di->lpszDocName = docname;
+   }
+   
+   /*===============================*/
+   /* Drawing on the DC             */
+   /* ==============================*/
+void print_file( char *file_name, HDC hdc) {
+
+    #define max_buf_size 1024
+    #define max_lines 66
+    #define y_offset 5
+    #define x_offset 5
+
+    FILE* fh1;
+    int results, cnt=0, y_pos = y_offset, y_cnt = 0;
+    char buf[ max_buf_size];
+    char ch;
+    TEXTMETRIC tm; 
+
+    GetTextMetrics(hdc, &tm);
+    SetMapMode (hdc, MM_TEXT);
+
+
+    fh1 = fopen( file_name, "r" );
+    if( !fh1 )
+        perror( "open failed on input file" );
+
+     else {
+	while ((results = fread( &ch, 1, 1, fh1 )) != 0) {
+
+/* if end of line send buffer and more y position */
+
+	    if ( ch == 0x0a){
+                buf[ cnt] = 0;
+		TextOut(hdc, x_offset,y_pos, buf, strlen(buf));
+		y_pos += tm.tmHeight;     
+		cnt = 0;
+		if ( ++y_cnt == max_lines){
+       /* Print one page. */
+ 		    EndPage( hdc );
+		    StartPage( hdc );
+		    y_pos = y_offset;    
+                    y_cnt = 0;
+		}
+
+/* if line buffer is full, dump it */
+ 	    }else { if ( cnt == ( max_buf_size - 1)) {
+	        buf[ cnt] = 0;
+                TextOut(hdc, x_offset, y_pos, buf, strlen(buf));
+                y_pos += tm.tmHeight;     
+                cnt = 0;
+
+ 	        if ( ++y_cnt == max_lines){
+       /* Print one page. */
+ 	            EndPage( hdc );
+		    StartPage( hdc );
+                    y_pos = y_offset;    
+		    y_cnt = 0;
+	        }
+	    }
+			
+	    buf[ cnt++] = ch;
+        }
+    }
+/*XXX  need feof test here ? */
+
+/* Print the last text if needed */
+    if ( cnt > 0) {
+	buf[ cnt] = 0;
+	TextOut(hdc, 0,y_pos, buf, strlen(buf));
+    }
+    fclose(fh1);
+}
+}