## Documentation

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1.     -----------------------------------------------------------------------

2.     --               GtkAda - Ada95 binding for Gtk+/Gnome               --

3.     --                                                                   --

4.     --                    Copyright (C) 2010, AdaCore                    --

5.     --                                                                   --

6.     -- This library is free software; you can redistribute it and/or     --

7.     -- modify it under the terms of the GNU General Public               --

8.     -- License as published by the Free Software Foundation; either      --

9.     -- version 2 of the License, or (at your option) any later version.  --

10.     --                                                                   --

11.     -- This library is distributed in the hope that it will be useful,   --

12.     -- but WITHOUT ANY WARRANTY; without even the implied warranty of    --

13.     -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU --

14.     -- General Public License for more details.                          --

15.     --                                                                   --

16.     -- You should have received a copy of the GNU General Public         --

17.     -- License along with this library; if not, write to the             --

18.     -- Free Software Foundation, Inc., 59 Temple Place - Suite 330,      --

19.     -- Boston, MA 02111-1307, USA.                                       --

20.     --                                                                   --

21.     -- As a special exception, if other files instantiate generics from  --

22.     -- this unit, or you link this unit with other files to produce an   --

23.     -- executable, this  unit  does not  by itself cause  the resulting  --

24.     -- executable to be covered by the GNU General Public License. This  --

25.     -- exception does not however invalidate any other reasons why the   --

26.     -- executable file  might be covered by the  GNU Public License.     --

27.     -----------------------------------------------------------------------

29.     --  <description>

30.     --  This package contains functionality for composing a custom print preview

31.     --  facility.

32.     --  </description>

33.     --  <c_version>2.16.6</c_version>

35.     with Glib.TypesTo API docTo specTo body;

37.     package Gtk.Print_Operation_PreviewTo API docTo specTo body is

39.        type Gtk_Print_Operation_Preview is new Glib.Types.GType_InterfaceTo API docTo spec;

41.        function Get_TypeTo API docTo body return GTypeTo API docTo spec;

43.        procedure End_PreviewTo API docTo body (Preview : Gtk_Print_Operation_PreviewTo API docTo spec);

44.        --  Ends a preview.

45.        --  This function must be called to finish a custom print preview.

47.        function Is_SelectedTo API docTo body

48.          (Preview : Gtk_Print_Operation_PreviewTo API docTo spec;

49.           Page_Nr : GintTo API docTo spec)

50.           return Boolean;

51.        --  Returns whether the given page is included in the set of pages that

52.        --  have been selected for printing.

54.        procedure Render_PageTo API docTo body

55.          (Preview : Gtk_Print_Operation_PreviewTo API docTo spec;

56.           Page_Nr : GintTo API docTo spec);

57.        --  Renders a page to the preview, using the print context that

58.        --  was passed to the "preview" handler together with Preview.

59.        --

60.        --  A custom iprint preview should use this function in its "expose"

61.        --  handler to render the currently selected page.

62.        --

63.        --  Note that this function requires a suitable cairo context to

64.        --  be associated with the print context.

66.     private

68.        pragma Import (C, Get_TypeTo API docTo spec, "gtk_print_operation_preview_get_type");

69.        pragma Import (C, End_PreviewTo API docTo spec, "gtk_print_operation_preview_end_preview");

70.        pragma Import (C, Render_PageTo API docTo spec, "gtk_print_operation_preview_render_page");

72.     end Gtk.Print_Operation_PreviewTo API docTo specTo body;