Graphviz  2.41.20170921.2350
support.c
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1 /*
2  * DO NOT EDIT THIS FILE - it is generated by Glade.
3  */
4 
5 #include "config.h"
6 
7 #include <sys/types.h>
8 #include <sys/stat.h>
9 #ifdef HAVE_UNISTD_H
10 #include <unistd.h>
11 #endif
12 #include <string.h>
13 #include <stdio.h>
14 
15 #include <gtk/gtk.h>
16 
17 #include "support.h"
18 
19 GtkWidget*
20 lookup_widget (GtkWidget *widget,
21  const gchar *widget_name)
22 {
23  GtkWidget *parent, *found_widget;
24 
25  for (;;)
26  {
27  if (GTK_IS_MENU (widget))
28  parent = gtk_menu_get_attach_widget (GTK_MENU (widget));
29  else
30  parent = widget->parent;
31  if (!parent)
32  parent = (GtkWidget*) g_object_get_data (G_OBJECT (widget), "GladeParentKey");
33  if (parent == NULL)
34  break;
35  widget = parent;
36  }
37 
38  found_widget = (GtkWidget*) g_object_get_data (G_OBJECT (widget),
39  widget_name);
40  if (!found_widget)
41  g_warning ("Widget not found: %s", widget_name);
42  return found_widget;
43 }
44 
45 static GList *pixmaps_directories = NULL;
46 
47 /* Use this function to set the directory containing installed pixmaps. */
48 void
49 add_pixmap_directory (const gchar *directory)
50 {
51  pixmaps_directories = g_list_prepend (pixmaps_directories,
52  g_strdup (directory));
53 }
54 
55 /* This is an internally used function to find pixmap files. */
56 static gchar*
57 find_pixmap_file (const gchar *filename)
58 {
59  GList *elem;
60 
61  /* We step through each of the pixmaps directory to find it. */
62  elem = pixmaps_directories;
63  while (elem)
64  {
65  gchar *pathname = g_strdup_printf ("%s%s%s", (gchar*)elem->data,
66  G_DIR_SEPARATOR_S, filename);
67  if (g_file_test (pathname, G_FILE_TEST_EXISTS))
68  return pathname;
69  g_free (pathname);
70  elem = elem->next;
71  }
72  return NULL;
73 }
74 
75 /* This is an internally used function to create pixmaps. */
76 GtkWidget*
77 create_pixmap (GtkWidget *widget,
78  const gchar *filename)
79 {
80  gchar *pathname = NULL;
81  GtkWidget *pixmap;
82 
83  if (!filename || !filename[0])
84  return gtk_image_new ();
85 
86  pathname = find_pixmap_file (filename);
87 
88  if (!pathname)
89  {
90  g_warning (_("Couldn't find pixmap file: %s"), filename);
91  return gtk_image_new ();
92  }
93 
94  pixmap = gtk_image_new_from_file (pathname);
95  g_free (pathname);
96  return pixmap;
97 }
98 
99 /* This is an internally used function to create pixmaps. */
100 GdkPixbuf*
101 create_pixbuf (const gchar *filename)
102 {
103  gchar *pathname = NULL;
104  GdkPixbuf *pixbuf;
105  GError *error = NULL;
106 
107  if (!filename || !filename[0])
108  return NULL;
109 
110  pathname = find_pixmap_file (filename);
111 
112  if (!pathname)
113  {
114  g_warning (_("Couldn't find pixmap file: %s"), filename);
115  return NULL;
116  }
117 
118  pixbuf = gdk_pixbuf_new_from_file (pathname, &error);
119  if (!pixbuf)
120  {
121  fprintf (stderr, "Failed to load pixbuf file: %s: %s\n",
122  pathname, error->message);
123  g_error_free (error);
124  }
125  g_free (pathname);
126  return pixbuf;
127 }
128 
129 /* This is used to set ATK action descriptions. */
130 void
132  const gchar *action_name,
133  const gchar *description)
134 {
135  gint n_actions, i;
136 
137  n_actions = atk_action_get_n_actions (action);
138  for (i = 0; i < n_actions; i++)
139  {
140  if (!strcmp (atk_action_get_name (action, i), action_name))
141  atk_action_set_description (action, i, description);
142  }
143 }
144 
void glade_set_atk_action_description(AtkAction *action, const gchar *action_name, const gchar *description)
Definition: support.c:131
#define parent(i)
Definition: closest.c:88
GtkWidget * lookup_widget(GtkWidget *widget, const gchar *widget_name)
Definition: support.c:20
#define NULL
Definition: logic.h:39
#define _(String)
Definition: support.h:28
GtkWidget * create_pixmap(GtkWidget *widget, const gchar *filename)
Definition: support.c:77
GdkPixbuf * create_pixbuf(const gchar *filename)
Definition: support.c:101
void add_pixmap_directory(const gchar *directory)
Definition: support.c:49