gtkbfc/gtkbfc.c

/* this file is publiched under the gnu gpl license, version 3 or any later */

#define _GNU_SOURCE

#include <dlfcn.h>
#include <glib.h>
#include <gtk/gtk.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>

static char *helper = "/etc/gtkbfc-helper";

static GObject *(*old_constructor) (GType type, guint n_construct_properties, GObjectConstructParam *construct_properties);

static gchar *last_path;

/////////////////////////////////////////////////////////////////////////////

gchar *gtk_file_chooser_get_filename (GtkFileChooser *chooser)
{
  return g_strdup (last_path ? last_path : "/nonex1st4nt");
}

gboolean gtk_file_chooser_select_filename (GtkFileChooser *chooser, const char *filename)
{
  return 1;
}

void gtk_file_chooser_unselect_all (GtkFileChooser *chooser)
{
}

gboolean gtk_file_chooser_set_filename (GtkFileChooser *chooser, const char *filename)
{
  return 1;
}

void gtk_file_chooser_set_current_name (GtkFileChooser *chooser, const char *filename)
{
}

GSList *gtk_file_chooser_get_filenames (GtkFileChooser *chooser)
{
  GSList *rv = 0;
  rv = g_slist_prepend (rv, gtk_file_chooser_get_filename (chooser));
  return rv;
}

gboolean gtk_file_chooser_set_current_folder (GtkFileChooser *chooser, const gchar *folder)
{
  return 1;
}

gchar * gtk_file_chooser_get_current_folder (GtkFileChooser *chooser)
{
  return g_strdup ("/nonex1st4nt/");
}

/////////////////////////////////////////////////////////////////////////////

static const gchar *
from_uri (const gchar *uri)
{
  const gchar *rv = uri;

  if (uri && uri == strstr (uri, "file:///"))
    rv = uri + 7;

  return rv;
}

static gchar *
to_uri (gchar * file)
{
  gchar *rv = NULL;

  if (file)
    {
      GString *str = g_string_new ("file://");

      str = g_string_append (str, file);
      rv = g_strdup (str->str);
      g_string_free (str, TRUE);
      g_free (file);
    }

  return rv;
}

static GSList *
to_uris (GSList *files)
{
  GSList *item = files;

  for (; item; item = g_slist_next (item))
    {
      GString *str = g_string_new ("file://");
      gchar *cur = item->data;

      str = g_string_append (str, cur);
      item->data = g_string_free (str, FALSE);
      g_free (cur);
    }

  return files;
}

gchar * gtk_file_chooser_get_uri (GtkFileChooser *chooser)
{
  return to_uri(gtk_file_chooser_get_filename (chooser));
}

gboolean gtk_file_chooser_set_uri (GtkFileChooser *chooser, const char *uri)
{
  return gtk_file_chooser_set_filename (chooser, from_uri (uri));
}

GSList *gtk_file_chooser_get_uris (GtkFileChooser *chooser)
{
  return to_uris (gtk_file_chooser_get_filenames (chooser));
}

gboolean gtk_file_chooser_set_current_folder_uri(GtkFileChooser *chooser, const gchar *uri)
{
  return gtk_file_chooser_set_current_folder (chooser, from_uri (uri));
}

gchar *gtk_file_chooser_get_current_folder_uri (GtkFileChooser *chooser)
{
  return to_uri (gtk_file_chooser_get_current_folder (chooser));
}

/////////////////////////////////////////////////////////////////////////////

static gboolean activate_cb (gpointer data)
{
  gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (data), FALSE);
  //fprintf (stderr, "ad %d\n", gtk_window_activate_default (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (data)))));
  g_signal_emit_by_name (GTK_FILE_CHOOSER (data), "file-activated");
  return FALSE;
}

static gboolean unmap_cb (gpointer data)
{
  gtk_widget_unmap (GTK_WIDGET (gtk_widget_get_toplevel (data)));
  return FALSE;
}

static gboolean read_result (GIOChannel *source, GIOCondition condition, gpointer data)
{
  g_io_channel_read_to_end (source, &last_path, 0, 0);
  g_io_channel_unref (source);
  activate_cb (data);
  return FALSE;
}

static gboolean show_cb (GtkWidget *widget, GdkEvent  *event, gpointer  user_data) 
{
  gchar *argv[10];
  gboolean save = 0;
  char xid [40];

  argv [0] = helper;

  switch (gtk_file_chooser_get_action (GTK_FILE_CHOOSER (widget)))
    {
      case GTK_FILE_CHOOSER_ACTION_SAVE:          argv [1] = "save "; save = 1;break;
      case GTK_FILE_CHOOSER_ACTION_OPEN:          argv [1] = "load "; break;
      case GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER: argv [1] = "mkdir "; save = 1; break;
      case GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER: argv [1] = "cd "; break;
      default: argv [1] = "<filechooser> "; break;
    }

  GdkWindow *w = gtk_widget_get_parent_window (GTK_WIDGET (widget));

  snprintf (xid, 80, "%lu", (unsigned long)(w ? gdk_x11_drawable_get_xid (w) : 0));
  argv [2] = xid;
  argv [3] = 0;

  mkdir ("/tmp/gtkbfc", 0777);
  close (open ("/tmp/gtkbfc/empty", O_WRONLY|O_CREAT|O_TRUNC, 0666));

  if (save)
    ((void (*)(void *, const char *)) dlsym (RTLD_NEXT, "gtk_file_chooser_set_current_name"))(GTK_FILE_CHOOSER (widget), "/tmp/gtkbfc/empty");
  else
    ((void (*)(void *, const char *)) dlsym (RTLD_NEXT, "gtk_file_chooser_set_filename"))(GTK_FILE_CHOOSER (widget), "/tmp/gtkbfc/empty");

  if (last_path)
    {
      g_free (last_path);
      last_path = 0;
    }

  gint stdout_fd = -1;

  if (g_spawn_async_with_pipes (0, argv, 0, 0, 0, 0, 0, 0, &stdout_fd, 0, 0))
    {
      GIOChannel *channel = g_io_channel_unix_new (stdout_fd);
      gtk_widget_hide (GTK_WIDGET (gtk_widget_get_toplevel (widget)));
      g_io_add_watch (channel, G_IO_IN, read_result, widget);
      g_idle_add (unmap_cb, widget);
      //g_timeout_add (1, unmap_cb, widget);
    }
  else
    ;//gtk_widget_show (widget);
}

static GObject *new_constructor (GType type, guint n_construct_properties, GObjectConstructParam *construct_properties)
{
  GObject *ob = old_constructor (type, n_construct_properties, construct_properties);
  g_signal_connect_after (ob, "map", G_CALLBACK (show_cb), 0);
  return ob;
}

__attribute__ ((constructor))
static void init ()
{
  g_type_init ();

  GType type = GTK_TYPE_FILE_CHOOSER_WIDGET;
  GObjectClass *klass = g_type_class_ref (type);

  old_constructor = klass->constructor;
  klass->constructor = new_constructor;
}

Revision:	1.6
Committed:	Wed Aug 15 15:46:10 2007 UTC (16 years, 9 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.5:	+2 -0 lines
Log Message:	* empty log message *
#	Content
1	/* this file is publiched under the gnu gpl license, version 3 or any later */
2
3	#define _GNU_SOURCE
4
5	#include <dlfcn.h>
6	#include <glib.h>
7	#include <gtk/gtk.h>
8	#include <stdlib.h>
9	#include <string.h>
10	#include <unistd.h>
11	#include <sys/types.h>
12	#include <sys/stat.h>
13	#include <fcntl.h>
14
15	static char *helper = "/etc/gtkbfc-helper";
16
17	static GObject (old_constructor) (GType type, guint n_construct_properties, GObjectConstructParam *construct_properties);
18
19	static gchar *last_path;
20
21	/////////////////////////////////////////////////////////////////////////////
22
23	gchar gtk_file_chooser_get_filename (GtkFileChooser chooser)
24	{
25	return g_strdup (last_path ? last_path : "/nonex1st4nt");
26	}
27
28	gboolean gtk_file_chooser_select_filename (GtkFileChooser chooser, const char filename)
29	{
30	return 1;
31	}
32
33	void gtk_file_chooser_unselect_all (GtkFileChooser *chooser)
34	{
35	}
36
37	gboolean gtk_file_chooser_set_filename (GtkFileChooser chooser, const char filename)
38	{
39	return 1;
40	}
41
42	void gtk_file_chooser_set_current_name (GtkFileChooser chooser, const char filename)
43	{
44	}
45
46	GSList gtk_file_chooser_get_filenames (GtkFileChooser chooser)
47	{
48	GSList *rv = 0;
49	rv = g_slist_prepend (rv, gtk_file_chooser_get_filename (chooser));
50	return rv;
51	}
52
53	gboolean gtk_file_chooser_set_current_folder (GtkFileChooser chooser, const gchar folder)
54	{
55	return 1;
56	}
57
58	gchar * gtk_file_chooser_get_current_folder (GtkFileChooser *chooser)
59	{
60	return g_strdup ("/nonex1st4nt/");
61	}
62
63	/////////////////////////////////////////////////////////////////////////////
64
65	static const gchar *
66	from_uri (const gchar *uri)
67	{
68	const gchar *rv = uri;
69
70	if (uri && uri == strstr (uri, "file:///"))
71	rv = uri + 7;
72
73	return rv;
74	}
75
76	static gchar *
77	to_uri (gchar * file)
78	{
79	gchar *rv = NULL;
80
81	if (file)
82	{
83	GString *str = g_string_new ("file://");
84
85	str = g_string_append (str, file);
86	rv = g_strdup (str->str);
87	g_string_free (str, TRUE);
88	g_free (file);
89	}
90
91	return rv;
92	}
93
94	static GSList *
95	to_uris (GSList *files)
96	{
97	GSList *item = files;
98
99	for (; item; item = g_slist_next (item))
100	{
101	GString *str = g_string_new ("file://");
102	gchar *cur = item->data;
103
104	str = g_string_append (str, cur);
105	item->data = g_string_free (str, FALSE);
106	g_free (cur);
107	}
108
109	return files;
110	}
111
112	gchar * gtk_file_chooser_get_uri (GtkFileChooser *chooser)
113	{
114	return to_uri(gtk_file_chooser_get_filename (chooser));
115	}
116
117	gboolean gtk_file_chooser_set_uri (GtkFileChooser chooser, const char uri)
118	{
119	return gtk_file_chooser_set_filename (chooser, from_uri (uri));
120	}
121
122	GSList gtk_file_chooser_get_uris (GtkFileChooser chooser)
123	{
124	return to_uris (gtk_file_chooser_get_filenames (chooser));
125	}
126
127	gboolean gtk_file_chooser_set_current_folder_uri(GtkFileChooser chooser, const gchar uri)
128	{
129	return gtk_file_chooser_set_current_folder (chooser, from_uri (uri));
130	}
131
132	gchar gtk_file_chooser_get_current_folder_uri (GtkFileChooser chooser)
133	{
134	return to_uri (gtk_file_chooser_get_current_folder (chooser));
135	}
136
137	/////////////////////////////////////////////////////////////////////////////
138
139	static gboolean activate_cb (gpointer data)
140	{
141	gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (data), FALSE);
142	//fprintf (stderr, "ad %d\n", gtk_window_activate_default (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (data)))));
143	g_signal_emit_by_name (GTK_FILE_CHOOSER (data), "file-activated");
144	return FALSE;
145	}
146
147	static gboolean unmap_cb (gpointer data)
148	{
149	gtk_widget_unmap (GTK_WIDGET (gtk_widget_get_toplevel (data)));
150	return FALSE;
151	}
152
153	static gboolean read_result (GIOChannel *source, GIOCondition condition, gpointer data)
154	{
155	g_io_channel_read_to_end (source, &last_path, 0, 0);
156	g_io_channel_unref (source);
157	activate_cb (data);
158	return FALSE;
159	}
160
161	static gboolean show_cb (GtkWidget widget, GdkEvent event, gpointer user_data)
162	{
163	gchar *argv[10];
164	gboolean save = 0;
165	char xid [40];
166
167	argv [0] = helper;
168
169	switch (gtk_file_chooser_get_action (GTK_FILE_CHOOSER (widget)))
170	{
171	case GTK_FILE_CHOOSER_ACTION_SAVE: argv [1] = "save "; save = 1;break;
172	case GTK_FILE_CHOOSER_ACTION_OPEN: argv [1] = "load "; break;
173	case GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER: argv [1] = "mkdir "; save = 1; break;
174	case GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER: argv [1] = "cd "; break;
175	default: argv [1] = "<filechooser> "; break;
176	}
177
178	GdkWindow *w = gtk_widget_get_parent_window (GTK_WIDGET (widget));
179
180	snprintf (xid, 80, "%lu", (unsigned long)(w ? gdk_x11_drawable_get_xid (w) : 0));
181	argv [2] = xid;
182	argv [3] = 0;
183
184	mkdir ("/tmp/gtkbfc", 0777);
185	close (open ("/tmp/gtkbfc/empty", O_WRONLY\|O_CREAT\|O_TRUNC, 0666));
186
187	if (save)
188	((void ()(void , const char *)) dlsym (RTLD_NEXT, "gtk_file_chooser_set_current_name"))(GTK_FILE_CHOOSER (widget), "/tmp/gtkbfc/empty");
189	else
190	((void ()(void , const char *)) dlsym (RTLD_NEXT, "gtk_file_chooser_set_filename"))(GTK_FILE_CHOOSER (widget), "/tmp/gtkbfc/empty");
191
192	if (last_path)
193	{
194	g_free (last_path);
195	last_path = 0;
196	}
197
198	gint stdout_fd = -1;
199
200	if (g_spawn_async_with_pipes (0, argv, 0, 0, 0, 0, 0, 0, &stdout_fd, 0, 0))
201	{
202	GIOChannel *channel = g_io_channel_unix_new (stdout_fd);
203	gtk_widget_hide (GTK_WIDGET (gtk_widget_get_toplevel (widget)));
204	g_io_add_watch (channel, G_IO_IN, read_result, widget);
205	g_idle_add (unmap_cb, widget);
206	//g_timeout_add (1, unmap_cb, widget);
207	}
208	else
209	;//gtk_widget_show (widget);
210	}
211
212	static GObject new_constructor (GType type, guint n_construct_properties, GObjectConstructParam construct_properties)
213	{
214	GObject *ob = old_constructor (type, n_construct_properties, construct_properties);
215	g_signal_connect_after (ob, "map", G_CALLBACK (show_cb), 0);
216	return ob;
217	}
218
219	__attribute__ ((constructor))
220	static void init ()
221	{
222	g_type_init ();
223
224	GType type = GTK_TYPE_FILE_CHOOSER_WIDGET;
225	GObjectClass *klass = g_type_class_ref (type);
226
227	old_constructor = klass->constructor;
228	klass->constructor = new_constructor;
229	}
230