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 static GtkWidget* main_window;
47 static GtkWidget* mainbar;
48 static WebKitWebView* web_view;
49 static gchar* main_title;
50 static gchar selected_url[500];
52 /* Behaviour variables */
53 static gchar* history_handler = NULL;
54 static gchar* fifodir = NULL;
55 static gchar* download_handler = NULL;
56 static gboolean always_insert_mode = FALSE;
57 static gboolean show_status = FALSE;
58 static gboolean insert_mode = FALSE;
59 static gchar* modkey = NULL;
61 static char fifopath[64];
62 static gint load_progress;
63 static guint status_context_id;
64 static Window xwin = 0;
65 static gchar* uri = NULL;
67 static gboolean verbose = FALSE;
69 static GOptionEntry entries[] =
71 { "uri", 'u', 0, G_OPTION_ARG_STRING, &uri, "Uri to load", NULL },
72 { "verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose, "Be verbose", NULL },
79 void (*func_1_param)(WebKitWebView*);
80 void (*func_2_params)(WebKitWebView*, char *);
89 static Binding internal_bindings[256];
90 static Binding external_bindings[256];
91 static int num_internal_bindings = 0;
92 static int num_external_bindings = 0;
95 update_title (GtkWindow* window);
98 run_command(const char *command, const char *args);
101 /* --- CALLBACKS --- */
103 go_back_cb (GtkWidget* widget, gpointer data) {
104 webkit_web_view_go_back (web_view);
108 go_forward_cb (GtkWidget* widget, gpointer data) {
109 webkit_web_view_go_forward (web_view);
114 link_hover_cb (WebKitWebView* page, const gchar* title, const gchar* link, gpointer data) {
115 /* underflow is allowed */
116 //gtk_statusbar_pop (main_statusbar, status_context_id);
118 // gtk_statusbar_push (main_statusbar, status_context_id, link);
119 //TODO implementation roadmap pending..
121 //ADD HOVER URL TO WINDOW TITLE
122 selected_url[0] = '\0';
124 strcpy (selected_url, link);
126 update_title (GTK_WINDOW (main_window));
130 title_change_cb (WebKitWebView* web_view, WebKitWebFrame* web_frame, const gchar* title, gpointer data) {
133 main_title = g_strdup (title);
134 update_title (GTK_WINDOW (main_window));
138 progress_change_cb (WebKitWebView* page, gint progress, gpointer data) {
139 load_progress = progress;
140 update_title (GTK_WINDOW (main_window));
144 load_commit_cb (WebKitWebView* page, WebKitWebFrame* frame, gpointer data) {
145 strcpy (uri, webkit_web_frame_get_uri (frame));
149 destroy_cb (GtkWidget* widget, gpointer data) {
156 struct tm * timeinfo;
159 timeinfo = localtime ( &rawtime );
160 strftime (date, 80, "%Y-%m-%d %H:%M:%S", timeinfo);
161 GString* args = g_string_new ("");
162 g_string_printf (args, "'%s' '%s' '%s'", uri, "TODO:page title here", date);
163 run_command(history_handler, args->str);
166 /* -- command to callback/function map for things we cannot attach to any signals */
167 // TODO: reload, home, quit
168 static Command commands[] =
170 { "back", &go_back_cb, NULL },
171 { "forward", &go_forward_cb, NULL },
172 { "refresh", &webkit_web_view_reload, NULL }, //Buggy
173 { "stop", &webkit_web_view_stop_loading, NULL },
174 { "zoom_in", &webkit_web_view_zoom_in, NULL }, //Can crash (when max zoom reached?).
175 { "zoom_out", &webkit_web_view_zoom_out, NULL } ,
176 { "uri", NULL, &webkit_web_view_load_uri }
177 //{ "get uri", &webkit_web_view_get_uri},
180 /* -- CORE FUNCTIONS -- */
183 file_exists (const char * filename)
185 if (FILE * file = fopen (filename, "r")) {
192 // make sure to put '' around args, so that if there is whitespace we can still keep arguments together.
194 run_command(const char *command, const char *args) {
195 //command <uzbl conf> <uzbl pid> <uzbl win id> <uzbl fifo file> [args]
196 GString* to_execute = g_string_new ("");
198 g_string_printf (to_execute, "%s '%s' '%i' '%i' '%s' %s", command, "./sampleconfig", (int) getpid() , (int) xwin, "/tmp/uzbl_25165827", args);
199 result = system(to_execute->str);
200 printf("Called %s. Result: %s\n", to_execute->str, (result ? "FALSE" : "TRUE" ));
205 parse_command(const char *command) {
208 char * command_name = strtok (command, " ");
209 char * command_param = strtok (NULL, " ,"); //dunno how this works, but it seems to work
212 for (i = 0; i < LENGTH (commands); i++) {
213 c_tmp = &commands[i];
214 if (strncmp (command_name, c_tmp->command, strlen (c_tmp->command)) == 0) {
219 if (c->func_2_params != NULL) {
220 if (command_param != NULL) {
221 printf ("command executing: \"%s %s\"\n", command_name, command_param);
222 c->func_2_params (web_view, command_param);
224 if (c->func_1_param != NULL) {
225 printf ("command executing: \"%s\"\n", command_name);
226 c->func_1_param (web_view);
228 fprintf (stderr, "command needs a parameter. \"%s\" is not complete\n", command_name);
231 } else if (c->func_1_param != NULL) {
232 printf ("command executing: \"%s\"\n", command_name);
233 c->func_1_param (web_view);
236 fprintf (stderr, "command \"%s\" not understood. ignoring.\n", command);
243 sprintf (fifopath, "%s/uzbl_%d", fifodir, (int) xwin);
245 sprintf (fifopath, "/tmp/uzbl_%d", (int) xwin);
248 if (mkfifo (fifopath, 0666) == -1) {
249 printf ("Possible error creating fifo\n");
252 printf ("Control fifo opened in %s\n", fifopath);
255 FILE *fifo = fopen (fifopath, "r");
257 printf ("Could not open %s for reading\n", fifopath);
262 memset (buffer, 0, sizeof (buffer));
263 while (!feof (fifo) && fgets (buffer, sizeof (buffer), fifo)) {
264 if (strcmp (buffer, "\n")) {
265 buffer[strlen (buffer) - 1] = '\0'; // Remove newline
266 parse_command (buffer);
276 pthread_t control_thread;
277 pthread_create(&control_thread, NULL, control_fifo, NULL);
281 update_title (GtkWindow* window) {
282 GString* string = g_string_new ("");
283 if (!always_insert_mode)
284 g_string_append (string, (insert_mode ? "[I] " : "[C] "));
285 g_string_append (string, main_title);
286 g_string_append (string, " - Uzbl browser");
287 if (load_progress < 100)
288 g_string_append_printf (string, " (%d%%)", load_progress);
290 if (selected_url[0]!=0) {
291 g_string_append_printf (string, " -> (%s)", selected_url);
294 gchar* title = g_string_free (string, FALSE);
295 gtk_window_set_title (window, title);
300 key_press_cb (WebKitWebView* page, GdkEventKey* event)
303 gboolean result=FALSE; //TRUE to stop other handlers from being invoked for the event. FALSE to propagate the event further.
304 if (event->type != GDK_KEY_PRESS)
307 //TURN OFF INSERT MODE
308 if (insert_mode && (event->keyval == GDK_Escape)) {
310 update_title (GTK_WINDOW (main_window));
314 //TURN ON INSERT MODE
315 if (!insert_mode && (event->string[0] == 'i')) {
317 update_title (GTK_WINDOW (main_window));
322 if (always_insert_mode || !insert_mode) {
323 for (i = 0; i < num_internal_bindings; i++) {
324 if (event->string[0] == internal_bindings[i].binding[0]) {
325 parse_command (internal_bindings[i].action);
331 result = (insert_mode ? FALSE : TRUE);
338 GtkWidget* scrolled_window = gtk_scrolled_window_new (NULL, NULL);
339 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
341 web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
342 gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (web_view));
344 g_signal_connect (G_OBJECT (web_view), "title-changed", G_CALLBACK (title_change_cb), web_view);
345 g_signal_connect (G_OBJECT (web_view), "load-progress-changed", G_CALLBACK (progress_change_cb), web_view);
346 g_signal_connect (G_OBJECT (web_view), "load-committed", G_CALLBACK (load_commit_cb), web_view);
347 g_signal_connect (G_OBJECT (web_view), "load-committed", G_CALLBACK (log_history_cb), web_view);
348 g_signal_connect (G_OBJECT (web_view), "hovering-over-link", G_CALLBACK (link_hover_cb), web_view);
349 g_signal_connect (G_OBJECT (web_view), "key-press-event", G_CALLBACK (key_press_cb), web_view);
351 return scrolled_window;
356 mainbar = gtk_hbox_new (FALSE, 0);
358 //status_context_id = gtk_statusbar_get_context_id (main_statusbar, "Link Hover");
364 GtkWidget* create_window () {
365 GtkWidget* window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
366 gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);
367 gtk_widget_set_name (window, "Uzbl browser");
368 g_signal_connect (G_OBJECT (window), "destroy", G_CALLBACK (destroy_cb), NULL);
374 add_binding (char *binding, char *action, bool internal) {
375 Binding bind = {binding, action};
377 internal_bindings[num_internal_bindings] = bind;
378 num_internal_bindings ++;
380 external_bindings[num_external_bindings] = bind;
381 num_external_bindings ++;
387 GKeyFile* config = g_key_file_new ();
388 gboolean res = g_key_file_load_from_file (config, "./sampleconfig", G_KEY_FILE_NONE, NULL); //TODO: pass config file as argument
390 printf ("Config loaded\n");
392 fprintf (stderr, "Config loading failed\n"); //TODO: exit codes with gtk?
395 history_handler = g_key_file_get_value (config, "behavior", "history_handler", NULL);
396 if (history_handler) {
397 printf ("History handler: %s\n", history_handler);
399 printf ("History handler disabled\n");
402 download_handler = g_key_file_get_value (config, "behavior", "download_handler", NULL);
403 if (download_handler) {
404 printf ("Download manager: %s\n", download_handler);
406 printf ("Download manager disabled\n");
410 fifodir = g_key_file_get_value (config, "behavior", "fifodir", NULL);
412 printf ("Fifo directory: %s\n", fifodir);
414 printf ("Fifo directory: /tmp\n");
417 always_insert_mode = g_key_file_get_boolean (config, "behavior", "always_insert_mode", NULL);
418 printf ("Always insert mode: %s\n", (always_insert_mode ? "TRUE" : "FALSE"));
420 show_status = g_key_file_get_boolean (config, "behavior", "show_status", NULL);
421 printf ("Show status: %s\n", (show_status ? "TRUE" : "FALSE"));
423 modkey = g_key_file_get_value (config, "behavior", "modkey", NULL);
425 printf ("Mod key: %s\n", modkey);
427 printf ("Mod key disabled/\n");
430 gchar **keysi = g_key_file_get_keys (config, "bindings_internal", NULL, NULL);
432 for (i = 0; keysi[i]; i++)
434 gchar *binding = g_key_file_get_string(config, "bindings_internal", keysi[i], NULL);
435 printf("Action: %s, Binding: %s (internal)\n", g_strdup (keysi[i]), binding);
436 add_binding (binding, g_strdup (keysi[i]), true);
439 gchar **keyse = g_key_file_get_keys (config, "bindings_external", NULL, NULL);
440 for (i = 0; keyse[i]; i++)
442 gchar *binding = g_key_file_get_string(config, "bindings_external", keyse[i], NULL);
443 printf("Action: %s, Binding: %s (external)\n", g_strdup (keyse[i]), binding);
444 add_binding (binding, g_strdup (keyse[i]), false);
449 main (int argc, char* argv[]) {
450 gtk_init (&argc, &argv);
451 if (!g_thread_supported ())
452 g_thread_init (NULL);
455 if (always_insert_mode)
458 GtkWidget* vbox = gtk_vbox_new (FALSE, 0);
459 gtk_box_pack_start (GTK_BOX (vbox), create_mainbar (), FALSE, TRUE, 0);
460 gtk_box_pack_start (GTK_BOX (vbox), create_browser (), TRUE, TRUE, 0);
462 main_window = create_window ();
463 gtk_container_add (GTK_CONTAINER (main_window), vbox);
464 GError *error = NULL;
466 GOptionContext* context = g_option_context_new ("- some stuff here maybe someday");
467 g_option_context_add_main_entries (context, entries, NULL);
468 g_option_context_add_group (context, gtk_get_option_group (TRUE));
469 g_option_context_parse (context, &argc, &argv, &error);
471 webkit_web_view_load_uri (web_view, uri);
473 gtk_widget_grab_focus (GTK_WIDGET (web_view));
474 gtk_widget_show_all (main_window);
475 xwin = GDK_WINDOW_XID (GTK_WIDGET (main_window)->window);
476 printf("window_id %i\n",(int) xwin);
477 printf("pid %i\n", getpid ());