X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Foutput%2Fdriver-provider.h;h=1f3f726949575adf2905086f125bf44cac2f6d53;hb=f7607814fdf3a62b022138960869baaad46b6f4f;hp=aa70bb454adc691a830d0164b5d77dbe15158977;hpb=d6cbbc8d634fa91f050661355139a4e4697e99ab;p=pspp

diff --git a/src/output/driver-provider.h b/src/output/driver-provider.h
index aa70bb454a..1f3f726949 100644
--- a/src/output/driver-provider.h
+++ b/src/output/driver-provider.h
@@ -24,8 +24,10 @@
 #include "output/driver.h"
 
 struct output_item;
+struct output_iterator;
 struct string_map;
 struct file_handle;
+struct page_setup;
 
 /* A configured output driver. */
 struct output_driver
@@ -43,6 +45,8 @@ void output_driver_destroy (struct output_driver *);
 
 const char *output_driver_get_name (const struct output_driver *);
 
+char *output_driver_substitute_heading_vars (const char *, int page_number);
+
 /* One kind of output driver.
 
    Output driver implementations must not call msg() to report errors.  This
@@ -63,6 +67,10 @@ struct output_driver_class
     void (*submit) (struct output_driver *driver,
                     const struct output_item *item);
 
+    /* Changes DRIVER's output page setup to PS, if possible.  This may be NUL
+       if the driver doesn't support page setup. */
+    void (*setup) (struct output_driver *driver, const struct page_setup *ps);
+
     /* Ensures that any output items passed to the 'submit' function for DRIVER
        have actually been displayed.
 
@@ -71,11 +79,18 @@ struct output_driver_class
        it doesn't make sense for DRIVER to be used this way, then this function
        need not do anything. */
     void (*flush) (struct output_driver *driver);
+
+    /* Ordinarily, the core driver code will skip passing hidden output items
+       to 'submit'.  If this member is true, the core driver hands them to the
+       driver to let it handle them itself. */
+    bool handles_show;
+
+    /* Ordinarily, the core driver code will flatten groups of output items
+       before passing them to 'submit'.  If this member is true, the core
+       driver code leaves them in place for the driver to handle. */
+    bool handles_groups;
   };
 
-/* Useful for output driver implementation. */
-void output_driver_track_current_command (const struct output_item *, char **);
-
 /* An abstract way for the output subsystem to create an output driver. */
 struct output_driver_factory
   {
@@ -105,5 +120,4 @@ struct output_driver_factory
                                      struct string_map *options);
   };
 
-
 #endif /* output/driver-provider.h */