lib/diaarrowchooser.h

   1 /* Dia -- an diagram creation/manipulation program
   2  * Copyright (C) 1998 Alexander Larsson
   3  *
   4  * diarrowchooser.h -- Copyright (C) 1999 James Henstridge.
   5  *                     Copyright (C) 2004 Hubert Figuiere
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  20  */
  21
  22 #ifndef _DIAARROWCHOOSER_H_
  23 #define _DIAARROWCHOOSER_H_
  24
  25 #include <gtk/gtk.h>
  26
  27 #include "arrows.h"
  28 #include "diatypes.h"
  29
  30
  31 /* --------------- DiaArrowPreview -------------------------------- */
  32 GType dia_arrow_preview_get_type (void);
  33
  34 #define DIA_TYPE_ARROW_PREVIEW            (dia_arrow_preview_get_type ())
  35 #define DIA_ARROW_PREVIEW(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), DIA_TYPE_ARROW_PREVIEW, DiaArrowPreview))
  36 #define DIA_ARROW_PREVIEW_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), DIA_TYPE_ARROW_PREVIEW, DiaArrowPreviewClass))
  37 #define DIA_IS_ARROW_PREVIEW(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), DIA_TYPE_ARROW_PREVIEW))
  38 #define DIA_IS_ARROW_PREVIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), DIA_TYPE_ARROW_PREVIEW))
  39 #define DIA_ARROW_PREVIEW_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), DIA_TYPE_ARROW_PREVIEW, DiaArrowPreviewClass))
  40
  41 typedef struct _DiaArrowPreview DiaArrowPreview;
  42 typedef struct _DiaArrowPreviewClass DiaArrowPreviewClass;
  43
  44 struct _DiaArrowPreview
  45 {
  46   GtkMisc misc;
  47   ArrowType atype;
  48   gboolean left;
  49 };
  50
  51 struct _DiaArrowPreviewClass
  52 {
  53   GtkMiscClass parent_class;
  54 };
  55
  56 GtkWidget *dia_arrow_preview_new (ArrowType atype, gboolean left);
  57
  58
  59 /* ------- Code for DiaArrowChooser ----------------------- */
  60 GType dia_arrow_chooser_get_type (void);
  61
  62 #define DIA_TYPE_ARROW_CHOOSER            (dia_arrow_chooser_get_type ())
  63 #define DIA_ARROW_CHOOSER(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), DIA_TYPE_ARROW_CHOOSER, DiaArrowChooser))
  64 #define DIA_ARROW_CHOOSER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), DIA_TYPE_ARROW_CHOOSER, DiaArrowChooserClass))
  65 #define DIA_IS_ARROW_CHOOSER(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), DIA_TYPE_ARROW_CHOOSER))
  66 #define DIA_IS_ARROW_CHOOSER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), DIA_TYPE_ARROW_CHOOSER))
  67 #define DIA_ARROW_CHOOSER_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), DIA_TYPE_ARROW_CHOOSER, DiaArrowChooserClass))
  68
  69 typedef struct _DiaArrowChooser DiaArrowChooser;
  70 typedef struct _DiaArrowChooserClass DiaArrowChooserClass;
  71
  72 typedef void (*DiaChangeArrowCallback) (Arrow atype, gpointer user_data);
  73
  74 struct _DiaArrowChooser
  75 {
  76   GtkButton button;
  77   DiaArrowPreview *preview;
  78   Arrow arrow;
  79   gboolean left;
  80
  81   DiaChangeArrowCallback callback;
  82   gpointer user_data;
  83
  84   GtkWidget *dialog;
  85   DiaArrowSelector *selector;
  86 };
  87
  88 struct _DiaArrowChooserClass
  89 {
  90   GtkButtonClass parent_class;
  91 };
  92
  93 GtkWidget *dia_arrow_chooser_new (gboolean left,
  94                                   DiaChangeArrowCallback callback,
  95                                   gpointer user_data, GtkTooltips *tool_tips);
  96 void dia_arrow_chooser_set_arrow(DiaArrowChooser *chooser, Arrow *arrow);
  97 ArrowType dia_arrow_chooser_get_arrow_type(DiaArrowChooser *chooser);
  98
  99 #endif /* _DIAARROWCHOOSER_H_ */