aspectbin.h

   1 /* AspectBin - A GTK+ container for packing with consrained aspect ratio.
   2  * Copyright (C) 2009 Nick Bowler
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifndef ASPECTBIN_H_
  21 #define ASPECTBIN_H_
  22
  23 #include <gtk/gtk.h>
  24
  25 #define ASPECT_BIN_TYPE (aspect_bin_get_type())
  26 #define ASPECT_BIN(obj) GTK_CHECK_CAST((obj), ASPECT_BIN_TYPE, AspectBin)
  27 #define ASPECT_BIN_CLASS(class) \
  28         GTK_CHECK_CLASS_CAST((class), ASPECT_BIN_TYPE, AspectBinClass)
  29 #define IS_ASPECT_BIN(obj) GTK_CHECK_TYPE((obj), ASPECT_BIN_TYPE)
  30 #define IS_ASPECT_BIN_CLASS(class) \
  31         GTK_CHECK_CLASS_TYPE((class), ASPECT_BIN_TYPE, AspectBinClass)
  32
  33 typedef struct AspectBin      AspectBin;
  34 typedef struct AspectBinClass AspectBinClass;
  35
  36 struct AspectBin {
  37         GtkContainer parent;
  38
  39         GtkWidget *body, *side;
  40         gfloat     body_align, side_align;
  41         gfloat     ratio;
  42
  43         gboolean   constrain;
  44         gboolean   fill;
  45 };
  46
  47 struct AspectBinClass {
  48         GtkBinClass parent_class;
  49 };
  50
  51 GType aspect_bin_get_type(void);
  52 GtkWidget *aspect_bin_new(void);
  53 void aspect_bin_set_body(AspectBin *, GtkWidget *, gfloat);
  54 void aspect_bin_set_side(AspectBin *, GtkWidget *);
  55 GtkWidget *aspect_bin_get_body(AspectBin *abin);
  56 GtkWidget *aspect_bin_get_side(AspectBin *abin);
  57
  58 #endif