lib/propinternals.h

   1 /* Dia -- a diagram creation/manipulation program
   2  * Copyright (C) 1998 Alexander Larsson
   3  *
   4  * Property system for dia objects/shapes.
   5  * Copyright (C) 2000 James Henstridge
   6  * Copyright (C) 2001 Cyrille Chepelov
   7  * Major restructuration done in August 2001 by C. Chepelov
   8  *
   9  * propinternals.h: prototypes for routines which might be of use to other
  10  * sections of the property support code (but whose use by external code is
  11  * strongly discouraged !)
  12  *
  13  * This program is free software; you can redistribute it and/or modify
  14  * it under the terms of the GNU General Public License as published by
  15  * the Free Software Foundation; either version 2 of the License, or
  16  * (at your option) any later version.
  17  *
  18  * This program is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License
  24  * along with this program; if not, write to the Free Software
  25  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  26  */
  27 #ifndef PROPINTERNALS_H
  28 #define PROPINTERNALS_H
  29
  30 #include <glib.h>
  31
  32 #include <gtk/gtk.h>
  33 #include "properties.h" /* **after** gtk.h, please */
  34
  35 /* returns TRUE if two property descriptors describe properties
  36    which can be merged. */
  37 gboolean propdescs_can_be_merged(const PropDescription *p1,
  38                                  const PropDescription *p2);
  39
  40 void prophandler_connect(const Property *prop, GtkObject *object,
  41                          const gchar *signal);
  42
  43 /* returns FALSE if error is set cause of meesed up format */
  44 gboolean prop_list_load(GPtrArray *props, DataNode data, GError **err);
  45 void prop_list_save(GPtrArray *props, DataNode data);
  46
  47 #define struct_member(sp, off, tp) (*(tp *)(((char *)sp) + off))
  48
  49 Property *find_prop_by_name(const GPtrArray *props, const gchar *name);
  50 Property *find_prop_by_name_and_type(const GPtrArray *props, const gchar *name,
  51                                      PropertyType type);
  52
  53 /* ************************ */
  54 /*  Property dialog methods */
  55
  56 /* Add a widget without a title. This will restart a new title+widget table
  57    afterwards. */
  58 void prop_dialog_add_raw(PropDialog *dialog, GtkWidget *widget);
  59 void prop_dialog_add_raw_with_flags(PropDialog *dialog, GtkWidget *widget,
  60                                     gboolean expand, gboolean fill);
  61 /* Register a new container widget (which won't be automatically added) */
  62 void prop_dialog_container_push(PropDialog *dialog, GtkWidget *container);
  63 /* De-register the last container of the stack. */
  64 GtkWidget *prop_dialog_container_pop(PropDialog *dialog);
  65 void prop_dialog_add_property(PropDialog *dialog, Property *prop);
  66
  67 PropDialog *prop_dialog_new(DiaObject *obj, gboolean is_default);
  68 PropDialog *prop_dialog_from_widget(GtkWidget *dialog_widget);
  69 void prop_dialog_destroy(PropDialog *dialog);
  70 void prop_get_data_from_widgets(PropDialog *dialog);
  71 WIDGET *prop_dialog_get_widget(const PropDialog *dialog);
  72
  73 void prophandler_connect(const Property *prop, GtkObject *object,
  74                          const gchar *signal);
  75
  76 /* Stuff in propoffsets.c: */
  77 void prop_offset_list_calculate_quarks(PropOffset *offsets);
  78 void do_set_props_from_offsets(void *base, GPtrArray *props,
  79                                const PropOffset *offsets);
  80 void do_get_props_from_offsets(void *base, GPtrArray *props,
  81                                const PropOffset *offsets);
  82
  83
  84 #include "prop_basic.h"
  85 #include "prop_inttypes.h"
  86 #include "prop_geomtypes.h"
  87 #include "prop_attr.h"
  88 #include "prop_text.h"
  89 #include "prop_widgets.h"
  90 #include "prop_sdarray.h"
  91
  92 #endif /* PROPINTERNALS_H */
  93