gtkbfc/gtkbfc.c

#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:	1.5
Committed:	Wed Aug 15 15:41:09 2007 UTC (16 years, 9 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.4:	+7 -2 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	#define _GNU_SOURCE
2
3			#include <dlfcn.h>
4			#include <glib.h>
5			#include <gtk/gtk.h>
6			#include <stdlib.h>
7	root	1.4	#include <string.h>
8			#include <unistd.h>
9			#include <sys/types.h>
10			#include <sys/stat.h>
11			#include <fcntl.h>
12	root	1.1
13			static char *helper = "/etc/gtkbfc-helper";
14
15			static GObject (old_constructor) (GType type, guint n_construct_properties, GObjectConstructParam *construct_properties);
16
17	root	1.4	static gchar *last_path;
18
19			/////////////////////////////////////////////////////////////////////////////
20
21			gchar gtk_file_chooser_get_filename (GtkFileChooser chooser)
22			{
23			return g_strdup (last_path ? last_path : "/nonex1st4nt");
24			}
25
26			gboolean gtk_file_chooser_select_filename (GtkFileChooser chooser, const char filename)
27			{
28			return 1;
29			}
30
31			void gtk_file_chooser_unselect_all (GtkFileChooser *chooser)
32			{
33			}
34
35			gboolean gtk_file_chooser_set_filename (GtkFileChooser chooser, const char filename)
36			{
37			return 1;
38			}
39
40			void gtk_file_chooser_set_current_name (GtkFileChooser chooser, const char filename)
41			{
42			}
43
44			GSList gtk_file_chooser_get_filenames (GtkFileChooser chooser)
45			{
46			GSList *rv = 0;
47			rv = g_slist_prepend (rv, gtk_file_chooser_get_filename (chooser));
48			return rv;
49			}
50
51			gboolean gtk_file_chooser_set_current_folder (GtkFileChooser chooser, const gchar folder)
52			{
53			return 1;
54			}
55
56			gchar * gtk_file_chooser_get_current_folder (GtkFileChooser *chooser)
57			{
58			return g_strdup ("/nonex1st4nt/");
59			}
60
61			/////////////////////////////////////////////////////////////////////////////
62
63			static const gchar *
64			from_uri (const gchar *uri)
65			{
66			const gchar *rv = uri;
67
68			if (uri && uri == strstr (uri, "file:///"))
69			rv = uri + 7;
70
71			return rv;
72			}
73
74			static gchar *
75			to_uri (gchar * file)
76			{
77			gchar *rv = NULL;
78
79			if (file)
80			{
81			GString *str = g_string_new ("file://");
82
83			str = g_string_append (str, file);
84			rv = g_strdup (str->str);
85			g_string_free (str, TRUE);
86			g_free (file);
87			}
88
89			return rv;
90			}
91
92			static GSList *
93			to_uris (GSList *files)
94			{
95			GSList *item = files;
96
97			for (; item; item = g_slist_next (item))
98			{
99			GString *str = g_string_new ("file://");
100			gchar *cur = item->data;
101
102			str = g_string_append (str, cur);
103			item->data = g_string_free (str, FALSE);
104			g_free (cur);
105			}
106
107			return files;
108			}
109
110			gchar * gtk_file_chooser_get_uri (GtkFileChooser *chooser)
111			{
112			return to_uri(gtk_file_chooser_get_filename (chooser));
113			}
114
115			gboolean gtk_file_chooser_set_uri (GtkFileChooser chooser, const char uri)
116			{
117			return gtk_file_chooser_set_filename (chooser, from_uri (uri));
118			}
119
120			GSList gtk_file_chooser_get_uris (GtkFileChooser chooser)
121			{
122			return to_uris (gtk_file_chooser_get_filenames (chooser));
123			}
124
125			gboolean gtk_file_chooser_set_current_folder_uri(GtkFileChooser chooser, const gchar uri)
126			{
127			return gtk_file_chooser_set_current_folder (chooser, from_uri (uri));
128			}
129
130			gchar gtk_file_chooser_get_current_folder_uri (GtkFileChooser chooser)
131			{
132			return to_uri (gtk_file_chooser_get_current_folder (chooser));
133			}
134
135			/////////////////////////////////////////////////////////////////////////////
136
137	root	1.1	static gboolean activate_cb (gpointer data)
138			{
139			gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (data), FALSE);
140	root	1.4	//fprintf (stderr, "ad %d\n", gtk_window_activate_default (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (data)))));
141	root	1.1	g_signal_emit_by_name (GTK_FILE_CHOOSER (data), "file-activated");
142			return FALSE;
143			}
144
145	root	1.4	static gboolean unmap_cb (gpointer data)
146			{
147			gtk_widget_unmap (GTK_WIDGET (gtk_widget_get_toplevel (data)));
148			return FALSE;
149			}
150
151			static gboolean read_result (GIOChannel *source, GIOCondition condition, gpointer data)
152			{
153			g_io_channel_read_to_end (source, &last_path, 0, 0);
154			g_io_channel_unref (source);
155			activate_cb (data);
156			return FALSE;
157			}
158
159	root	1.1	static gboolean show_cb (GtkWidget widget, GdkEvent event, gpointer user_data)
160			{
161	root	1.5	gchar *argv[10];
162	root	1.4	gboolean save = 0;
163	root	1.5	char xid [40];
164	root	1.1
165			argv [0] = helper;
166	root	1.3
167			switch (gtk_file_chooser_get_action (GTK_FILE_CHOOSER (widget)))
168			{
169	root	1.4	case GTK_FILE_CHOOSER_ACTION_SAVE: argv [1] = "save "; save = 1;break;
170			case GTK_FILE_CHOOSER_ACTION_OPEN: argv [1] = "load "; break;
171			case GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER: argv [1] = "mkdir "; save = 1; break;
172	root	1.3	case GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER: argv [1] = "cd "; break;
173			default: argv [1] = "<filechooser> "; break;
174			}
175
176	root	1.5	GdkWindow *w = gtk_widget_get_parent_window (GTK_WIDGET (widget));
177
178			snprintf (xid, 80, "%lu", (unsigned long)(w ? gdk_x11_drawable_get_xid (w) : 0));
179			argv [2] = xid;
180			argv [3] = 0;
181	root	1.1
182	root	1.4	mkdir ("/tmp/gtkbfc", 0777);
183			close (open ("/tmp/gtkbfc/empty", O_WRONLY\|O_CREAT\|O_TRUNC, 0666));
184
185			if (save)
186			((void ()(void , const char *)) dlsym (RTLD_NEXT, "gtk_file_chooser_set_current_name"))(GTK_FILE_CHOOSER (widget), "/tmp/gtkbfc/empty");
187			else
188			((void ()(void , const char *)) dlsym (RTLD_NEXT, "gtk_file_chooser_set_filename"))(GTK_FILE_CHOOSER (widget), "/tmp/gtkbfc/empty");
189
190			if (last_path)
191			{
192			g_free (last_path);
193			last_path = 0;
194			}
195
196			gint stdout_fd = -1;
197
198			if (g_spawn_async_with_pipes (0, argv, 0, 0, 0, 0, 0, 0, &stdout_fd, 0, 0))
199	root	1.1	{
200	root	1.4	GIOChannel *channel = g_io_channel_unix_new (stdout_fd);
201			gtk_widget_hide (GTK_WIDGET (gtk_widget_get_toplevel (widget)));
202			g_io_add_watch (channel, G_IO_IN, read_result, widget);
203			g_idle_add (unmap_cb, widget);
204			//g_timeout_add (1, unmap_cb, widget);
205	root	1.1	}
206			else
207			;//gtk_widget_show (widget);
208			}
209
210			static GObject new_constructor (GType type, guint n_construct_properties, GObjectConstructParam construct_properties)
211			{
212			GObject *ob = old_constructor (type, n_construct_properties, construct_properties);
213			g_signal_connect_after (ob, "map", G_CALLBACK (show_cb), 0);
214			return ob;
215			}
216
217			__attribute__ ((constructor))
218			static void init ()
219			{
220	root	1.3	g_type_init ();
221	root	1.1
222	root	1.3	GType type = GTK_TYPE_FILE_CHOOSER_WIDGET;
223			GObjectClass *klass = g_type_class_ref (type);
224	root	1.1
225	root	1.3	old_constructor = klass->constructor;
226			klass->constructor = new_constructor;
227	root	1.1	}
228