1 // Original code taken from the example webkit-gtk+ application. see notice below.
2 // Modified code is licensed under the GPL 3. See LICENSE file.
6 * Copyright (C) 2006, 2007 Apple Inc.
7 * Copyright (C) 2007 Alp Toker <alp@atoker.com>
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
19 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
22 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
25 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
26 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 #include <gdk/gdkkeys.h>
35 #include <gdk/gdkkeysyms.h>
36 #include <webkit/webkit.h>
42 #include <sys/types.h>
46 static GtkWidget* main_window;
47 static GtkWidget* modeline;
48 static WebKitWebView* web_view;
50 static gchar* history_file;
51 static gchar* home_page;
52 static gchar* uri = NULL;
53 static gchar* fifodir = NULL;
54 static char fifopath[64];
55 static bool modevis = FALSE;
57 static GOptionEntry entries[] =
59 { "uri", 'u', 0, G_OPTION_ARG_STRING, &uri, "Uri to load", NULL },
60 { "fifo-dir", 'd', 0, G_OPTION_ARG_STRING, &fifodir, "Directory to place FIFOs", NULL },
67 void (*func)(WebKitWebView*);
70 static struct command commands[256];
71 static int numcmds = 0;
79 static struct alias aliases[256];
80 static int numalias = 0;
82 static void parse_command(char*);
84 static bool parse_modeline (GtkWidget* mode, GdkEventKey* event)
86 if ((event->type==GDK_KEY_PRESS) && (event->keyval==GDK_Return))
87 parse_command (gtk_entry_get_text (modeline));
92 static void log_history_cb (WebKitWebView* page, WebKitWebFrame* frame, gpointer data)
94 strncpy (uri, webkit_web_frame_get_uri (frame), strlen (webkit_web_frame_get_uri (frame)));
96 FILE * output_file = fopen (history_file, "a");
97 if (output_file == NULL)
99 fprintf (stderr, "Cannot open %s for logging\n", history_file);
104 struct tm * timeinfo;
107 timeinfo = localtime (&rawtime);
108 strftime (buffer,80,"%Y-%m-%d %H:%M:%S",timeinfo);
110 fprintf (output_file, "%s %s\n",buffer, uri);
111 fclose (output_file);
115 static void toggle_command_mode ()
119 gtk_widget_hide (modeline);
120 gtk_widget_grab_default (modeline);
124 gtk_widget_show (modeline);
125 gtk_widget_grab_focus (modeline);
130 static gboolean key_press_cb (WebKitWebView* page, GdkEventKey* event)
132 gboolean result=FALSE; //TRUE to stop other handlers from being invoked for the event. FALSE to propagate the event further.
133 if ((event->type==GDK_KEY_PRESS) && (event->keyval==GDK_Escape))
135 toggle_command_mode ();
142 static GtkWidget* create_browser ()
144 GtkWidget* scrolled_window = gtk_scrolled_window_new (NULL, NULL);
145 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_NEVER, GTK_POLICY_NEVER);
147 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
148 gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (web_view));
150 g_signal_connect (G_OBJECT (web_view), "load-committed", G_CALLBACK (log_history_cb), web_view);
152 return scrolled_window;
155 static GtkWidget* create_window ()
157 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
158 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
159 gtk_widget_set_name (window, "Uzbl Browser");
160 g_signal_connect (G_OBJECT (window), "destroy", G_CALLBACK (gtk_main_quit), NULL);
161 g_signal_connect (G_OBJECT (window), "key-press-event", G_CALLBACK(key_press_cb), NULL);
166 static GtkWidget* create_modeline ()
168 GtkWidget* modeline = gtk_entry_new ();
169 g_signal_connect (G_OBJECT (modeline), "key-press-event", G_CALLBACK(parse_modeline), modeline);
174 static void parse_command(char *command)
178 char *cmdstr = command;
179 void (*func)(WebKitWebView*);
181 printf("Checking aliases\n");
182 for (i = 0; i < numalias && ! done; i++)
184 if (!strncmp (cmdstr, aliases[i].alias, strlen (aliases[i].alias)))
186 strcpy(cmdstr, aliases[i].command);
192 printf("Checking commands\n");
193 for (i = 0; i < numcmds && ! done; i++)
195 if (!strncmp (cmdstr, commands[i].command, strlen (commands[i].command)))
197 func = commands[i].func;
202 printf("Command identified as \"%s\"\n", cmdstr);
210 if (!strncmp ("http://", command, 7))
212 printf ("Loading URI \"%s\"\n", command);
214 webkit_web_view_load_uri (web_view, uri);
219 static void *control_fifo()
223 sprintf (fifopath, "%s/uzbl_%d", fifodir, getpid ());
227 sprintf (fifopath, "/tmp/uzbl_%d", getpid ());
230 if (mkfifo (fifopath, 0666) == -1)
232 printf ("Possible error creating fifo\n");
235 printf ("Opened control fifo in %s\n", fifopath);
239 FILE *fifo = fopen(fifopath, "r");
242 printf("Could not open %s for reading\n", fifopath);
247 memset (buffer, 0, sizeof (buffer));
248 while (!feof (fifo) && fgets (buffer, sizeof (buffer), fifo))
250 if (strcmp (buffer, "\n"))
252 buffer[strlen (buffer) - 1] = '\0'; // Remove newline
253 parse_command (buffer);
261 static void add_command (char* cmdstr, void* function)
263 strncpy (commands[numcmds].command, cmdstr, strlen (cmdstr));
264 commands[numcmds].func = function;
268 static void add_command_alias (char* alias, char* command)
270 strncpy (aliases[numalias].alias, alias, strlen (alias));
271 strncpy (aliases[numalias].command, command, strlen (command));
275 static bool setup_gtk (int argc, char* argv[])
277 gtk_init (&argc, &argv);
279 GtkWidget* vbox = gtk_vbox_new (FALSE, 0);
280 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
281 modeline = create_modeline ();
282 gtk_box_pack_start (GTK_BOX (vbox), modeline, FALSE, FALSE, 0);
284 main_window = create_window ();
285 gtk_container_add (GTK_CONTAINER (main_window), vbox);
286 GError *error = NULL;
288 GOptionContext* context = g_option_context_new ("- The Usable Browser, controlled entirely through a FIFO");
289 g_option_context_add_main_entries (context, entries, NULL);
290 g_option_context_add_group (context, gtk_get_option_group (TRUE));
291 g_option_context_parse (context, &argc, &argv, &error);
295 webkit_web_view_load_uri (web_view, uri);
298 gtk_widget_grab_focus (GTK_WIDGET (web_view));
299 gtk_widget_show_all (main_window);
300 gtk_widget_hide(modeline);
305 static void setup_commands ()
307 //This func. is nice but currently it cannot be used for functions that require arguments or return data. --sentientswitch
309 add_command("back", &webkit_web_view_go_back);
310 add_command("forward", &webkit_web_view_go_forward);
311 add_command("refresh", &webkit_web_view_reload); //Buggy
312 add_command("stop", &webkit_web_view_stop_loading);
313 add_command("zoom in", &webkit_web_view_zoom_in); //Can crash (when max zoom reached?).
314 add_command("zoom out", &webkit_web_view_zoom_out); //Crashes as zoom +
315 //add_command("get uri", &webkit_web_view_get_uri);
318 static void setup_threading ()
320 pthread_t control_thread;
321 pthread_create(&control_thread, NULL, control_fifo, NULL);
324 static void setup_settings ()
326 GKeyFile* config = g_key_file_new ();
327 gboolean res = g_key_file_load_from_file (config, "./config", G_KEY_FILE_NONE, NULL); //TODO: pass config file as argument
331 printf ("Config loaded\n");
335 fprintf (stderr, "config loading failed\n"); //TODO: exit codes with gtk?
338 history_file = g_key_file_get_value (config, "behavior", "history_file", NULL);
341 printf ("Setting history file to: %s\n", history_file);
345 printf ("History logging disabled\n");
348 home_page = g_key_file_get_value (config, "behavior", "home_page", NULL);
351 printf ("Setting home page to: %s\n", home_page);
355 printf ("Home page disabled\n");
359 char *keys = g_key_file_get_keys (config, "alias", NULL, &error);
363 printf("Error: %n\n", error);
367 printf("Loading aliases\n");
368 while (keys != NULL && (*keys) != NULL)
370 char* value = g_key_file_get_value (config, (gchar *)"alias", (*keys), NULL);
371 add_command_alias((*keys), value);
376 Until segfaults is fixed, manually add aliases to test the rest of it. */
377 add_command_alias("b", "back");
378 add_command_alias("f", "forward");
379 add_command_alias("z+", "zoom in");
380 add_command_alias("z-", "zoom out");
381 add_command_alias("r", "refresh");
382 add_command_alias("s", "stop");
385 int main (int argc, char* argv[])
387 if (!g_thread_supported ())
388 g_thread_init (NULL);
391 setup_gtk (argc, argv);
396 printf ("Shutting down...\n");