[Dotgnu-pnet-commits] CVS: pnetlib/System.Drawing/Toolkit UnixPrinter.cs, 1.1, 1.2

[Rhys Weatherley <address@hidden>]

Update of /cvsroot/dotgnu-pnet/pnetlib/System.Drawing/Toolkit
In directory subversions:/tmp/cvs-serv914/System.Drawing/Toolkit

Modified Files:
        UnixPrinter.cs 
Log Message:


Load the Postscript driver to handle Unix print requests.


Index: UnixPrinter.cs
===================================================================
RCS file: /cvsroot/dotgnu-pnet/pnetlib/System.Drawing/Toolkit/UnixPrinter.cs,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -r1.1 -r1.2
*** UnixPrinter.cs      7 Jun 2003 22:40:58 -0000       1.1
--- UnixPrinter.cs      18 Jul 2003 04:10:20 -0000      1.2
***************
*** 23,26 ****
--- 23,27 ----
  {
  
+ using System.Reflection;
  using System.Drawing.Printing;
  
***************
*** 29,32 ****
--- 30,37 ----
        // Internal state.
        private String name;
+ #if CONFIG_REFLECTION
+       private static Assembly driver;
+       private static Type driverType;
+ #endif
  
        // Constructor.
***************
*** 120,138 ****
                        }
  
        // Create an "IToolkitGraphics" object that can be used
        // to perform text measurement for this printer.
-       [TODO]
        public IToolkitGraphics CreateMeasurementGraphics()
                        {
!                               // TODO
!                               return null;
                        }
  
        // Get a session handler for this printer to print a document.
-       [TODO]
        public IToolkitPrintSession GetSession(PrintDocument document)
                        {
!                               // TODO
!                               return null;
                        }
  
--- 125,173 ----
                        }
  
+       // Call the print driver (currently, System.Drawing.Postscript).
+       private static Object CallDriver(String name, Object[] args)
+                       {
+                       #if CONFIG_REFLECTION
+                               lock(typeof(UnixPrinter))
+                               {
+                                       if(driver == null)
+                                       {
+                                               driver = 
Assembly.Load("System.Drawing.Postscript");
+                                       }
+                                       if(driverType == null)
+                                       {
+                                               driverType = driver.GetType
+                                                       
("System.Drawing.Toolkit.PostscriptDriver");
+                                               if(driverType == null)
+                                               {
+                                                       throw new 
NotSupportedException();
+                                               }
+                                       }
+                                       return driverType.InvokeMember
+                                                               (name,
+                                                                
BindingFlags.InvokeMethod |
+                                                                       
BindingFlags.Static |
+                                                                       
BindingFlags.Public,
+                                                                null, null, 
args, null, null, null);
+                               }
+                       #else
+                               throw new NotSupportedException();
+                       #endif
+                       }
+ 
        // Create an "IToolkitGraphics" object that can be used
        // to perform text measurement for this printer.
        public IToolkitGraphics CreateMeasurementGraphics()
                        {
!                               return (IToolkitGraphics)CallDriver
!                                       ("CreateMeasurementGraphics",
!                                        new Object[] {name});
                        }
  
        // Get a session handler for this printer to print a document.
        public IToolkitPrintSession GetSession(PrintDocument document)
                        {
!                               return (IToolkitPrintSession)CallDriver
!                                       ("GetSession", new Object[] {name, 
document});
                        }