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.
32 #define LENGTH(x) (sizeof x / sizeof x[0])
33 #define GDK_Escape 0xff1b
37 #include <webkit/webkit.h>
42 #include <sys/types.h>
46 /* housekeeping / internal variables */
47 static GtkWidget* main_window;
48 static GtkWidget* mainbar;
49 static GtkWidget* mainbar_label;
50 static WebKitWebView* web_view;
51 static gchar* main_title;
52 static gchar selected_url[500];
53 static gint load_progress;
54 static guint status_context_id;
55 static Window xwin = 0;
56 static char fifopath[64];
58 /* state variables (initial values coming from command line arguments but may be changed later) */
59 static gchar* uri = NULL;
60 static gchar* config_file = NULL;
61 static gboolean verbose = FALSE;
63 /* settings from config: group behaviour */
64 static gchar* history_handler = NULL;
65 static gchar* fifodir = NULL;
66 static gchar* download_handler = NULL;
67 static gboolean always_insert_mode = FALSE;
68 static gboolean show_status = FALSE;
69 static gboolean insert_mode = FALSE;
70 static gboolean status_top = FALSE;
71 static gchar* modkey = NULL;
80 /* settings from config: group bindings_internal */
81 static Binding internal_bindings[256];
82 static int num_internal_bindings = 0;
84 /* settings from config: group bindings_external */
85 static Binding external_bindings[256];
86 static int num_external_bindings = 0;
88 /* commandline arguments (set initial values for the state variables) */
89 static GOptionEntry entries[] =
91 { "uri", 'u', 0, G_OPTION_ARG_STRING, &uri, "Uri to load", NULL },
92 { "verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose, "Be verbose", NULL },
93 { "config", 'c', 0, G_OPTION_ARG_STRING, &config_file, "Config file", NULL },
97 /* for internal list of commands */
101 void (*func_1_param)(WebKitWebView*);
102 void (*func_2_params)(WebKitWebView*, char *);
107 update_title (GtkWindow* window);
110 run_command(const char *command, const char *args);
113 /* --- CALLBACKS --- */
115 go_back_cb (GtkWidget* widget, gpointer data) {
116 webkit_web_view_go_back (web_view);
120 go_forward_cb (GtkWidget* widget, gpointer data) {
121 webkit_web_view_go_forward (web_view);
127 gtk_widget_hide(mainbar);
129 gtk_widget_show(mainbar);
131 show_status = !show_status;
132 update_title (GTK_WINDOW (main_window));
136 link_hover_cb (WebKitWebView* page, const gchar* title, const gchar* link, gpointer data) {
137 /* underflow is allowed */
138 //gtk_statusbar_pop (main_statusbar, status_context_id);
140 // gtk_statusbar_push (main_statusbar, status_context_id, link);
141 //TODO implementation roadmap pending..
143 //ADD HOVER URL TO WINDOW TITLE
144 selected_url[0] = '\0';
146 strcpy (selected_url, link);
148 update_title (GTK_WINDOW (main_window));
152 title_change_cb (WebKitWebView* web_view, WebKitWebFrame* web_frame, const gchar* title, gpointer data) {
155 main_title = g_strdup (title);
156 update_title (GTK_WINDOW (main_window));
160 progress_change_cb (WebKitWebView* page, gint progress, gpointer data) {
161 load_progress = progress;
162 update_title (GTK_WINDOW (main_window));
166 load_commit_cb (WebKitWebView* page, WebKitWebFrame* frame, gpointer data) {
167 strcpy (uri, webkit_web_frame_get_uri (frame));
171 destroy_cb (GtkWidget* widget, gpointer data) {
177 if (history_handler) {
179 struct tm * timeinfo;
182 timeinfo = localtime ( &rawtime );
183 strftime (date, 80, "%Y-%m-%d %H:%M:%S", timeinfo);
184 GString* args = g_string_new ("");
185 g_string_printf (args, "'%s' '%s' '%s'", uri, "TODO:page title here", date);
186 run_command(history_handler, args->str);
190 /* -- command to callback/function map for things we cannot attach to any signals */
191 // TODO: reload, home, quit
192 static Command commands[] =
194 { "back", &go_back_cb, NULL },
195 { "forward", &go_forward_cb, NULL },
196 { "refresh", &webkit_web_view_reload, NULL }, //Buggy
197 { "stop", &webkit_web_view_stop_loading, NULL },
198 { "zoom_in", &webkit_web_view_zoom_in, NULL }, //Can crash (when max zoom reached?).
199 { "zoom_out", &webkit_web_view_zoom_out, NULL },
200 { "uri", NULL, &webkit_web_view_load_uri },
201 { "toggle_status", &toggle_status_cb, NULL }
202 //{ "get uri", &webkit_web_view_get_uri},
205 /* -- CORE FUNCTIONS -- */
208 file_exists (const char * filename)
210 FILE *file = fopen (filename, "r");
218 // make sure to put '' around args, so that if there is whitespace we can still keep arguments together.
220 run_command(const char *command, const char *args) {
221 //command <uzbl conf> <uzbl pid> <uzbl win id> <uzbl fifo file> [args]
222 GString* to_execute = g_string_new ("");
224 g_string_printf (to_execute, "%s '%s' '%i' '%i' '%s' %s", command, config_file, (int) getpid() , (int) xwin, "/tmp/uzbl_25165827", args);
225 result = system(to_execute->str);
226 printf("Called %s. Result: %s\n", to_execute->str, (result ? "FALSE" : "TRUE" ));
231 parse_command(const char *command) {
234 char * command_name = strtok (command, " ");
235 char * command_param = strtok (NULL, " ,"); //dunno how this works, but it seems to work
237 Command *c_tmp = NULL;
238 for (i = 0; i < LENGTH (commands); i++) {
239 c_tmp = &commands[i];
240 if (strncmp (command_name, c_tmp->command, strlen (c_tmp->command)) == 0) {
245 if (c->func_2_params != NULL) {
246 if (command_param != NULL) {
247 printf ("command executing: \"%s %s\"\n", command_name, command_param);
248 c->func_2_params (web_view, command_param);
250 if (c->func_1_param != NULL) {
251 printf ("command executing: \"%s\"\n", command_name);
252 c->func_1_param (web_view);
254 fprintf (stderr, "command needs a parameter. \"%s\" is not complete\n", command_name);
257 } else if (c->func_1_param != NULL) {
258 printf ("command executing: \"%s\"\n", command_name);
259 c->func_1_param (web_view);
262 fprintf (stderr, "command \"%s\" not understood. ignoring.\n", command);
269 sprintf (fifopath, "%s/uzbl_%d", fifodir, (int) xwin);
271 sprintf (fifopath, "/tmp/uzbl_%d", (int) xwin);
274 if (mkfifo (fifopath, 0666) == -1) {
275 printf ("Possible error creating fifo\n");
278 printf ("Control fifo opened in %s\n", fifopath);
281 FILE *fifo = fopen (fifopath, "r");
283 printf ("Could not open %s for reading\n", fifopath);
288 memset (buffer, 0, sizeof (buffer));
289 while (!feof (fifo) && fgets (buffer, sizeof (buffer), fifo)) {
290 if (strcmp (buffer, "\n")) {
291 buffer[strlen (buffer) - 1] = '\0'; // Remove newline
292 parse_command (buffer);
302 pthread_t control_thread;
303 pthread_create(&control_thread, NULL, control_fifo, NULL);
307 update_title (GtkWindow* window) {
308 GString* string_long = g_string_new ("");
309 GString* string_short = g_string_new ("");
310 if (!always_insert_mode)
311 g_string_append (string_long, (insert_mode ? "[I] " : "[C] "));
312 g_string_append (string_long, main_title);
313 g_string_append (string_short, main_title);
314 g_string_append (string_long, " - Uzbl browser");
315 g_string_append (string_short, " - Uzbl browser");
316 if (load_progress < 100)
317 g_string_append_printf (string_long, " (%d%%)", load_progress);
319 if (selected_url[0]!=0) {
320 g_string_append_printf (string_long, " -> (%s)", selected_url);
323 gchar* title_long = g_string_free (string_long, FALSE);
324 gchar* title_short = g_string_free (string_short, FALSE);
327 gtk_window_set_title (window, title_short);
328 gtk_label_set_text(mainbar_label, title_long);
330 gtk_window_set_title (window, title_long);
334 g_free (title_short);
338 key_press_cb (WebKitWebView* page, GdkEventKey* event)
341 gboolean result=FALSE; //TRUE to stop other handlers from being invoked for the event. FALSE to propagate the event further.
342 if (event->type != GDK_KEY_PRESS)
345 //TURN OFF INSERT MODE
346 if (insert_mode && (event->keyval == GDK_Escape)) {
348 update_title (GTK_WINDOW (main_window));
352 //TURN ON INSERT MODE
353 if (!insert_mode && (event->string[0] == 'i')) {
355 update_title (GTK_WINDOW (main_window));
360 if (always_insert_mode || !insert_mode) {
361 for (i = 0; i < num_internal_bindings; i++) {
362 if (event->string[0] == internal_bindings[i].binding[0]) {
363 parse_command (internal_bindings[i].action);
369 result = (insert_mode ? FALSE : TRUE);
376 GtkWidget* scrolled_window = gtk_scrolled_window_new (NULL, NULL);
377 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_NEVER, GTK_POLICY_NEVER); //todo: some sort of display of position/total length. like what emacs does
379 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
380 gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (web_view));
382 g_signal_connect (G_OBJECT (web_view), "title-changed", G_CALLBACK (title_change_cb), web_view);
383 g_signal_connect (G_OBJECT (web_view), "load-progress-changed", G_CALLBACK (progress_change_cb), web_view);
384 g_signal_connect (G_OBJECT (web_view), "load-committed", G_CALLBACK (load_commit_cb), web_view);
385 g_signal_connect (G_OBJECT (web_view), "load-committed", G_CALLBACK (log_history_cb), web_view);
386 g_signal_connect (G_OBJECT (web_view), "hovering-over-link", G_CALLBACK (link_hover_cb), web_view);
387 g_signal_connect (G_OBJECT (web_view), "key-press-event", G_CALLBACK (key_press_cb), web_view);
389 return scrolled_window;
394 mainbar = gtk_hbox_new (FALSE, 0);
395 mainbar_label = gtk_label_new ("");
396 gtk_misc_set_alignment (mainbar_label, 0, 0);
397 gtk_misc_set_padding (mainbar_label, 2, 2);
398 gtk_box_pack_start (GTK_BOX (mainbar), mainbar_label, TRUE, TRUE, 0);
403 GtkWidget* create_window () {
404 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
405 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
406 gtk_widget_set_name (window, "Uzbl browser");
407 g_signal_connect (G_OBJECT (window), "destroy", G_CALLBACK (destroy_cb), NULL);
413 add_binding (char *binding, char *action, bool internal) {
414 Binding bind = {binding, action};
416 internal_bindings[num_internal_bindings] = bind;
417 num_internal_bindings ++;
419 external_bindings[num_external_bindings] = bind;
420 num_external_bindings ++;
427 gboolean res = FALSE;
428 gchar** keysi = NULL;
429 gchar** keyse = NULL;
432 const char* xdg = getenv ("XDG_CONFIG_HOME");
435 printf("XDG_CONFIG_DIR: %s\n", xdg);
437 strcat (conf, "/uzbl");
438 if (file_exists (conf)) {
439 printf ("Config file %s found.\n", conf);
446 config = g_key_file_new ();
447 res = g_key_file_load_from_file (config, config_file, G_KEY_FILE_NONE, NULL);
449 printf ("Config %s loaded\n", config_file);
451 fprintf (stderr, "Config %s loading failed\n", config_file);
454 printf ("No configuration.\n");
458 history_handler = g_key_file_get_value (config, "behavior", "history_handler", NULL);
459 download_handler = g_key_file_get_value (config, "behavior", "download_handler", NULL);
460 always_insert_mode = g_key_file_get_boolean (config, "behavior", "always_insert_mode", NULL);
461 show_status = g_key_file_get_boolean (config, "behavior", "show_status", NULL);
462 modkey = g_key_file_get_value (config, "behavior", "modkey", NULL);
463 keysi = g_key_file_get_keys (config, "bindings_internal", NULL, NULL);
464 keyse = g_key_file_get_keys (config, "bindings_external", NULL, NULL);
465 status_top = g_key_file_get_boolean (config, "behavior", "status_top", NULL);
467 fifodir = g_key_file_get_value (config, "behavior", "fifodir", NULL);
470 if (history_handler) {
471 printf ("History handler: %s\n", history_handler);
473 printf ("History handler disabled\n");
476 if (download_handler) {
477 printf ("Download manager: %s\n", download_handler);
479 printf ("Download manager disabled\n");
483 printf ("Fifo directory: %s\n", fifodir);
485 printf ("Fifo directory: /tmp\n");
488 printf ("Always insert mode: %s\n", (always_insert_mode ? "TRUE" : "FALSE"));
490 printf ("Show status: %s\n", (show_status ? "TRUE" : "FALSE"));
492 printf ("Status top: %s\n", (status_top ? "TRUE" : "FALSE"));
495 printf ("Modkey: %s\n", modkey);
497 printf ("Modkey disabled\n");
502 for (i = 0; keysi[i]; i++) {
503 gchar *binding = g_key_file_get_string (config, "bindings_internal", keysi[i], NULL);
504 printf ("Action: %s, Binding: %s (internal)\n", g_strdup (keysi[i]), binding);
505 add_binding (binding, g_strdup (keysi[i]), true);
510 for (i = 0; keyse[i]; i++) {
511 gchar *binding = g_key_file_get_string (config, "bindings_external", keyse[i], NULL);
512 printf ("Action: %s, Binding: %s (external)\n", g_strdup (keyse[i]), binding);
513 add_binding (binding, g_strdup (keyse[i]), false);
519 main (int argc, char* argv[]) {
520 gtk_init (&argc, &argv);
521 if (!g_thread_supported ())
522 g_thread_init (NULL);
524 GError *error = NULL;
525 GOptionContext* context = g_option_context_new ("- some stuff here maybe someday");
526 g_option_context_add_main_entries (context, entries, NULL);
527 g_option_context_add_group (context, gtk_get_option_group (TRUE));
528 g_option_context_parse (context, &argc, &argv, &error);
531 if (always_insert_mode)
534 GtkWidget* vbox = gtk_vbox_new (FALSE, 0);
536 gtk_box_pack_start (GTK_BOX (vbox), create_mainbar (), FALSE, TRUE, 0);
537 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
539 gtk_box_pack_start (GTK_BOX (vbox), create_mainbar (), FALSE, TRUE, 0);
541 main_window = create_window ();
542 gtk_container_add (GTK_CONTAINER (main_window), vbox);
544 webkit_web_view_load_uri (web_view, uri);
546 gtk_widget_grab_focus (GTK_WIDGET (web_view));
547 gtk_widget_show_all (main_window);
548 xwin = GDK_WINDOW_XID (GTK_WIDGET (main_window)->window);
549 printf("window_id %i\n",(int) xwin);
550 printf("pid %i\n", getpid ());
553 gtk_widget_hide(mainbar);