stylecontext: Do invalidation on first resize container

[~andy/gtk] / gtk / gtkprintoperationpreview.c

diff --git a/gtk/gtkprintoperationpreview.c b/gtk/gtkprintoperationpreview.c
index 5363fcd6515d7c2a6e9dea11312e67144083cf9a..b996d35df4c9d467c906e0a03aa394b2bc17109e 100644 (file)
--- a/gtk/gtkprintoperationpreview.c
+++ b/gtk/gtkprintoperationpreview.c
@@ -13,9 +13,7 @@
  * 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, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
@@ -23,7 +21,6 @@
 #include "gtkprintoperationpreview.h"
 #include "gtkmarshalers.h"
 #include "gtkintl.h"
-#include "gtkalias.h"
 
 
 static void gtk_print_operation_preview_base_init (gpointer g_iface);
@@ -65,6 +62,16 @@ gtk_print_operation_preview_base_init (gpointer g_iface)
 
   if (!initialized)
     {
+      /**
+       * GtkPrintOperationPreview::ready:
+       * @preview: the object on which the signal is emitted
+       * @context: the current #GtkPrintContext
+       *
+       * The ::ready signal gets emitted once per preview operation,
+       * before the first page is rendered.
+       * 
+       * A handler for this signal can be used for setup tasks.
+       */
       g_signal_new (I_("ready"),
                    GTK_TYPE_PRINT_OPERATION_PREVIEW,
                    G_SIGNAL_RUN_LAST,
@@ -74,6 +81,19 @@ gtk_print_operation_preview_base_init (gpointer g_iface)
                    G_TYPE_NONE, 1,
                    GTK_TYPE_PRINT_CONTEXT);
 
+      /**
+       * GtkPrintOperationPreview::got-page-size:
+       * @preview: the object on which the signal is emitted
+       * @context: the current #GtkPrintContext
+       * @page_setup: the #GtkPageSetup for the current page
+       *
+       * The ::got-page-size signal is emitted once for each page
+       * that gets rendered to the preview. 
+       *
+       * A handler for this signal should update the @context
+       * according to @page_setup and set up a suitable cairo
+       * context, using gtk_print_context_set_cairo_context().
+       */
       g_signal_new (I_("got-page-size"),
                    GTK_TYPE_PRINT_OPERATION_PREVIEW,
                    G_SIGNAL_RUN_LAST,
@@ -97,6 +117,9 @@ gtk_print_operation_preview_base_init (gpointer g_iface)
  * was passed to the #GtkPrintOperation::preview handler together
  * with @preview.
  *
+ * A custom iprint preview should use this function in its ::expose
+ * handler to render the currently selected page.
+ * 
  * Note that this function requires a suitable cairo context to 
  * be associated with the print context. 
  *
@@ -150,7 +173,3 @@ gtk_print_operation_preview_is_selected (GtkPrintOperationPreview *preview,
 
   return GTK_PRINT_OPERATION_PREVIEW_GET_IFACE (preview)->is_selected (preview, page_nr);
 }
-
-
-#define __GTK_PRINT_OPERATION_PREVIEW_C__
-#include "gtkaliasdef.c"