Pileus Git - ~andy/gtk/blob - gtk/gtklayout.h

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library 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  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library 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  * GtkLayout: Widget for scrolling of arbitrary-sized areas.
  20  *
  21  * Copyright Owen Taylor, 1998
  22  */
  23
  24 #ifndef __GTK_LAYOUT_H
  25 #define __GTK_LAYOUT_H
  26
  27 #include <gdk/gdk.h>
  28 #include <gtk/gtkcontainer.h>
  29 #include <gtk/gtkadjustment.h>
  30
  31 #ifdef __cplusplus
  32 extern "C" {
  33 #endif /* __cplusplus */
  34
  35 #define GTK_TYPE_LAYOUT            (gtk_layout_get_type ())
  36 #define GTK_LAYOUT(obj)            (GTK_CHECK_CAST ((obj), GTK_TYPE_LAYOUT, GtkLayout))
  37 #define GTK_LAYOUT_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_LAYOUT, GtkLayoutClass))
  38 #define GTK_IS_LAYOUT(obj)         (GTK_CHECK_TYPE ((obj), GTK_TYPE_LAYOUT))
  39 #define GTK_IS_LAYOUT_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_LAYOUT))
  40
  41 typedef struct _GtkLayout        GtkLayout;
  42 typedef struct _GtkLayoutClass   GtkLayoutClass;
  43
  44 struct _GtkLayout {
  45   GtkContainer container;
  46
  47   GList *children;
  48
  49   guint width;
  50   guint height;
  51
  52   guint xoffset;
  53   guint yoffset;
  54
  55   GtkAdjustment *hadjustment;
  56   GtkAdjustment *vadjustment;
  57
  58   GdkWindow *bin_window;
  59
  60   GdkVisibilityState visibility;
  61   gulong configure_serial;
  62   gint scroll_x;
  63   gint scroll_y;
  64
  65   guint freeze_count;
  66 };
  67
  68 struct _GtkLayoutClass {
  69   GtkContainerClass parent_class;
  70
  71   void  (*set_scroll_adjustments)   (GtkLayout      *layout,
  72                                      GtkAdjustment  *hadjustment,
  73                                      GtkAdjustment  *vadjustment);
  74 };
  75
  76 GtkType        gtk_layout_get_type        (void);
  77 GtkWidget*     gtk_layout_new             (GtkAdjustment *hadjustment,
  78                                            GtkAdjustment *vadjustment);
  79 void           gtk_layout_put             (GtkLayout     *layout,
  80                                            GtkWidget     *widget,
  81                                            gint           x,
  82                                            gint           y);
  83
  84 void           gtk_layout_move            (GtkLayout     *layout,
  85                                            GtkWidget     *widget,
  86                                            gint           x,
  87                                            gint           y);
  88
  89 void           gtk_layout_set_size        (GtkLayout     *layout,
  90                                            guint          width,
  91                                            guint          height);
  92
  93 GtkAdjustment* gtk_layout_get_hadjustment (GtkLayout     *layout);
  94 GtkAdjustment* gtk_layout_get_vadjustment (GtkLayout     *layout);
  95 void           gtk_layout_set_hadjustment (GtkLayout     *layout,
  96                                            GtkAdjustment *adjustment);
  97 void           gtk_layout_set_vadjustment (GtkLayout     *layout,
  98                                            GtkAdjustment *adjustment);
  99
 100 /* These disable and enable moving and repainting the scrolling window
 101  * of the GtkLayout, respectively.  If you want to update the layout's
 102  * offsets but do not want it to repaint itself, you should use these
 103  * functions.
 104  *
 105  * - I don't understand these are supposed to work, so I suspect
 106  * - they don't now.                    OWT 1/20/98
 107  */
 108 void           gtk_layout_freeze          (GtkLayout     *layout);
 109 void           gtk_layout_thaw            (GtkLayout     *layout);
 110
 111 #ifdef __cplusplus
 112 }
 113 #endif /* __cplusplus */
 114
 115 #endif /* __GTK_LAYOUT_H */