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  1. /* GTK - The GIMP Toolkit
  2. * gtksizegroup.h:
  3. * Copyright (C) 2000 Red Hat Software
  4. *
  5. * This library is free software; you can redistribute it and/or
  6. * modify it under the terms of the GNU Lesser General Public
  7. * License as published by the Free Software Foundation; either
  8. * version 2 of the License, or (at your option) any later version.
  9. *
  10. * This library is distributed in the hope that it will be useful,
  11. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13. * Lesser General Public License for more details.
  14. *
  15. * You should have received a copy of the GNU Lesser General Public
  16. * License along with this library; if not, write to the
  17. * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18. * Boston, MA 02111-1307, USA.
  19. */
  20. #if defined(GTK_DISABLE_SINGLE_INCLUDES) && !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
  21. #error "Only <gtk/gtk.h> can be included directly."
  22. #endif
  23. #ifndef __GTK_SIZE_GROUP_H__
  24. #define __GTK_SIZE_GROUP_H__
  25. #include <gtk/gtkwidget.h>
  26. G_BEGIN_DECLS
  27. #define GTK_TYPE_SIZE_GROUP (gtk_size_group_get_type ())
  28. #define GTK_SIZE_GROUP(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_SIZE_GROUP, GtkSizeGroup))
  29. #define GTK_SIZE_GROUP_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_SIZE_GROUP, GtkSizeGroupClass))
  30. #define GTK_IS_SIZE_GROUP(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_SIZE_GROUP))
  31. #define GTK_IS_SIZE_GROUP_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_SIZE_GROUP))
  32. #define GTK_SIZE_GROUP_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_SIZE_GROUP, GtkSizeGroupClass))
  33. typedef struct _GtkSizeGroup GtkSizeGroup;
  34. typedef struct _GtkSizeGroupClass GtkSizeGroupClass;
  35. struct _GtkSizeGroup
  36. {
  37. GObject parent_instance;
  38. /* <private> */
  39. GSList *GSEAL (widgets);
  40. guint8 GSEAL (mode);
  41. guint GSEAL (have_width) : 1;
  42. guint GSEAL (have_height) : 1;
  43. guint GSEAL (ignore_hidden) : 1;
  44. GtkRequisition GSEAL (requisition);
  45. };
  46. struct _GtkSizeGroupClass
  47. {
  48. GObjectClass parent_class;
  49. /* Padding for future expansion */
  50. void (*_gtk_reserved1) (void);
  51. void (*_gtk_reserved2) (void);
  52. void (*_gtk_reserved3) (void);
  53. void (*_gtk_reserved4) (void);
  54. };
  55. /**
  56. * GtkSizeGroupMode:
  57. * @GTK_SIZE_GROUP_NONE: group has no effect
  58. * @GTK_SIZE_GROUP_HORIZONTAL: group affects horizontal requisition
  59. * @GTK_SIZE_GROUP_VERTICAL: group affects vertical requisition
  60. * @GTK_SIZE_GROUP_BOTH: group affects both horizontal and vertical requisition
  61. *
  62. * The mode of the size group determines the directions in which the size
  63. * group affects the requested sizes of its component widgets.
  64. **/
  65. typedef enum {
  66. GTK_SIZE_GROUP_NONE,
  67. GTK_SIZE_GROUP_HORIZONTAL,
  68. GTK_SIZE_GROUP_VERTICAL,
  69. GTK_SIZE_GROUP_BOTH
  70. } GtkSizeGroupMode;
  71. GType gtk_size_group_get_type (void) G_GNUC_CONST;
  72. GtkSizeGroup * gtk_size_group_new (GtkSizeGroupMode mode);
  73. void gtk_size_group_set_mode (GtkSizeGroup *size_group,
  74. GtkSizeGroupMode mode);
  75. GtkSizeGroupMode gtk_size_group_get_mode (GtkSizeGroup *size_group);
  76. void gtk_size_group_set_ignore_hidden (GtkSizeGroup *size_group,
  77. gboolean ignore_hidden);
  78. gboolean gtk_size_group_get_ignore_hidden (GtkSizeGroup *size_group);
  79. void gtk_size_group_add_widget (GtkSizeGroup *size_group,
  80. GtkWidget *widget);
  81. void gtk_size_group_remove_widget (GtkSizeGroup *size_group,
  82. GtkWidget *widget);
  83. GSList * gtk_size_group_get_widgets (GtkSizeGroup *size_group);
  84. void _gtk_size_group_get_child_requisition (GtkWidget *widget,
  85. GtkRequisition *requisition);
  86. void _gtk_size_group_compute_requisition (GtkWidget *widget,
  87. GtkRequisition *requisition);
  88. void _gtk_size_group_queue_resize (GtkWidget *widget);
  89. G_END_DECLS
  90. #endif /* __GTK_SIZE_GROUP_H__ */