1 /* See LICENSE file for copyright and license details.
3 * To understand surf, start reading main().
11 #include <gdk/gdkkeysyms.h>
13 #include <sys/types.h>
18 #include <webkit/webkit.h>
19 #include <glib/gstdio.h>
20 #include <JavaScriptCore/JavaScript.h>
22 #define LENGTH(x) (sizeof x / sizeof x[0])
23 #define CLEANMASK(mask) (mask & ~(GDK_MOD2_MASK))
25 typedef union Arg Arg;
32 typedef struct Client {
33 GtkWidget *win, *scroll, *vbox, *uribar, *searchbar, *indicator;
36 WebKitDownload *download;
37 char *title, *linkhover;
45 void (*func)(Client *c, const Arg *arg);
59 void (*func)(Client *c, const Arg *arg);
66 static SoupCookieJar *cookies;
67 static SoupSession *session;
68 static Client *clients = NULL;
69 static GdkNativeWindow embed = 0;
70 static gboolean showxid = FALSE;
71 static gboolean ignore_once = FALSE;
72 static char winid[64];
73 static char *progname;
74 static gboolean lockcookie = FALSE;
76 static const char *autouri(Client *c);
77 static char *buildpath(const char *path);
78 static void changecookie(SoupCookieJar *jar, SoupCookie *o, SoupCookie *n, gpointer p);
79 static void cleanup(void);
80 static void clipboard(Client *c, const Arg *arg);
81 static void context(WebKitWebView *v, GtkMenu *m, Client *c);
82 static char *copystr(char **str, const char *src);
83 static gboolean decidewindow(WebKitWebView *v, WebKitWebFrame *f, WebKitNetworkRequest *r, WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p, Client *c);
84 static void destroyclient(Client *c);
85 static void destroywin(GtkWidget* w, Client *c);
86 static void die(char *str);
87 static void download(WebKitDownload *o, GParamSpec *pspec, Client *c);
88 static void drawindicator(Client *c);
89 static gboolean exposeindicator(GtkWidget *w, GdkEventExpose *e, Client *c);
90 static gboolean initdownload(WebKitWebView *v, WebKitDownload *o, Client *c);
91 static char *geturi(Client *c);
92 static void hidesearch(Client *c, const Arg *arg);
93 static void hideuri(Client *c, const Arg *arg);
94 static void itemclick(GtkMenuItem *mi, Client *c);
95 static gboolean keypress(GtkWidget *w, GdkEventKey *ev, Client *c);
96 static void linkhover(WebKitWebView *v, const char* t, const char* l, Client *c);
97 static void loadcommit(WebKitWebView *v, WebKitWebFrame *f, Client *c);
98 static void loadstart(WebKitWebView *v, WebKitWebFrame *f, Client *c);
99 static void loaduri(Client *c, const Arg *arg);
100 static void navigate(Client *c, const Arg *arg);
101 static Client *newclient(void);
102 static void newwindow(Client *c, const Arg *arg);
103 static WebKitWebView *createwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c);
104 static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
105 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event, gpointer d);
106 static void print(Client *c, const Arg *arg);
107 static void progresschange(WebKitWebView *v, gint p, Client *c);
108 static void reloadcookies();
109 static void reload(Client *c, const Arg *arg);
110 static void resize(GtkWidget *w, GtkAllocation *a, Client *c);
111 static void sigchld(int unused);
112 static void setup(void);
113 static void spawn(Client *c, const Arg *arg);
114 static void scroll(Client *c, const Arg *arg);
115 static void searchtext(Client *c, const Arg *arg);
116 static void source(Client *c, const Arg *arg);
117 static void showsearch(Client *c, const Arg *arg);
118 static void showuri(Client *c, const Arg *arg);
119 static void stop(Client *c, const Arg *arg);
120 static void titlechange(WebKitWebView *v, WebKitWebFrame* frame, const char* title, Client *c);
121 static gboolean focusview(GtkWidget *w, GdkEventFocus *e, Client *c);
122 static void usage(void);
123 static void update(Client *c);
124 static void updatewinid(Client *c);
125 static void windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js, JSObjectRef win, Client *c);
126 static void zoom(Client *c, const Arg *arg);
128 /* configuration, allows nested code to access above variables */
133 if(GTK_WIDGET_HAS_FOCUS(c->uribar))
134 return gtk_entry_get_text(GTK_ENTRY(c->uribar));
135 else if(c->linkhover)
141 buildpath(const char *path) {
145 /* creating directory */
147 apath = g_strdup(path);
149 apath = g_strconcat(g_get_home_dir(), "/", path, NULL);
150 if((p = strrchr(apath, '/'))) {
152 g_mkdir_with_parents(apath, 0755);
155 /* creating file (gives error when apath ends with "/") */
156 if((f = g_fopen(apath, "a")))
162 changecookie(SoupCookieJar *j, SoupCookie *oc, SoupCookie *c, gpointer p) {
168 if(c && c->expires == NULL) {
169 e = soup_date_new_from_time_t(time(NULL) + sessiontime);
170 c = soup_cookie_copy(c);
171 soup_cookie_set_expires(c, e);
174 jar = soup_cookie_jar_text_new(cookiefile, FALSE);
176 soup_cookie_jar_add_cookie(jar, soup_cookie_copy(c));
178 soup_cookie_jar_delete_cookie(jar, oc);
185 destroyclient(clients);
193 clipboard(Client *c, const Arg *arg) {
194 gboolean paste = *(gboolean *)arg;
197 gtk_clipboard_request_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), pasteuri, c);
199 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), webkit_web_view_get_uri(c->view), -1);
203 context(WebKitWebView *v, GtkMenu *m, Client *c) {
205 GtkContainer *parent;
207 gtk_widget_hide_all(GTK_WIDGET(m));
208 gtk_widget_show(GTK_WIDGET(m));
209 for(i = 0; i < LENGTH(items); i++) {
210 parent = GTK_CONTAINER(gtk_widget_get_parent(c->items[i]));
212 gtk_container_remove(parent, c->items[i]);
213 gtk_menu_shell_append(GTK_MENU_SHELL(m), c->items[i]);
214 gtk_widget_show(c->items[i]);
219 copystr(char **str, const char *src) {
231 destroyclient(Client *c) {
235 gtk_widget_destroy(GTK_WIDGET(c->view));
236 gtk_widget_destroy(c->scroll);
237 gtk_widget_destroy(c->uribar);
238 gtk_widget_destroy(c->searchbar);
239 gtk_widget_destroy(c->vbox);
240 gtk_widget_destroy(c->win);
241 for(i = 0; i < LENGTH(items); i++)
242 gtk_widget_destroy(c->items[i]);
245 for(p = clients; p && p->next != c; p = p->next);
256 decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r, WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p, Client *c) {
258 if(webkit_web_navigation_action_get_reason(n) == WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED) {
259 webkit_web_policy_decision_ignore(p);
260 arg.v = (void *)webkit_network_request_get_uri(r);
261 newwindow(NULL, &arg);
268 destroywin(GtkWidget* w, Client *c) {
279 drawindicator(Client *c) {
288 width = c->progress * w->allocation.width / 100;
289 gc = gdk_gc_new(w->window);
290 gdk_color_parse(strstr(uri, "https://") == uri ?
291 progress_trust : progress, &fg);
292 gdk_gc_set_rgb_fg_color(gc, &fg);
293 gdk_draw_rectangle(w->window,
294 w->style->bg_gc[GTK_WIDGET_STATE(w)],
295 TRUE, 0, 0, w->allocation.width, w->allocation.height);
296 gdk_draw_rectangle(w->window, gc, TRUE, 0, 0, width,
297 w->allocation.height);
302 exposeindicator(GtkWidget *w, GdkEventExpose *e, Client *c) {
308 download(WebKitDownload *o, GParamSpec *pspec, Client *c) {
309 WebKitDownloadStatus status;
311 status = webkit_download_get_status(c->download);
312 if(status == WEBKIT_DOWNLOAD_STATUS_STARTED || status == WEBKIT_DOWNLOAD_STATUS_CREATED) {
313 c->progress = (gint)(webkit_download_get_progress(c->download)*100);
319 initdownload(WebKitWebView *view, WebKitDownload *o, Client *c) {
320 const char *filename;
325 filename = webkit_download_get_suggested_filename(o);
326 uri = g_strconcat("file://", dldir, "/", filename, NULL);
327 webkit_download_set_destination_uri(c->download, uri);
330 html = g_strdup_printf("Download <b>%s</b>...", filename);
331 webkit_web_view_load_html_string(c->view, html,
332 webkit_download_get_uri(c->download));
333 g_signal_connect(c->download, "notify::progress", G_CALLBACK(download), c);
334 g_signal_connect(c->download, "notify::status", G_CALLBACK(download), c);
335 webkit_download_start(c->download);
337 c->title = copystr(&c->title, filename);
347 if(!(uri = (char *)webkit_web_view_get_uri(c->view)))
348 uri = copystr(NULL, "about:blank");
353 hidesearch(Client *c, const Arg *arg) {
354 gtk_widget_hide(c->searchbar);
355 gtk_widget_grab_focus(GTK_WIDGET(c->view));
359 hideuri(Client *c, const Arg *arg) {
360 gtk_widget_hide(c->uribar);
361 gtk_widget_grab_focus(GTK_WIDGET(c->view));
365 itemclick(GtkMenuItem *mi, Client *c) {
369 label = gtk_menu_item_get_label(mi);
370 for(i = 0; i < LENGTH(items); i++)
371 if(!strcmp(items[i].label, label))
372 items[i].func(c, &(items[i].arg));
376 keypress(GtkWidget* w, GdkEventKey *ev, Client *c) {
378 gboolean processed = FALSE;
380 if(ev->type != GDK_KEY_PRESS)
382 if(GTK_WIDGET_HAS_FOCUS(c->searchbar))
384 else if(GTK_WIDGET_HAS_FOCUS(c->uribar))
389 for(i = 0; i < LENGTH(keys); i++) {
390 if(focus & keys[i].focus
391 && gdk_keyval_to_lower(ev->keyval) == keys[i].keyval
392 && CLEANMASK(ev->state) == keys[i].mod
394 keys[i].func(c, &(keys[i].arg));
402 linkhover(WebKitWebView *v, const char* t, const char* l, Client *c) {
404 c->linkhover = copystr(&c->linkhover, l);
405 else if(c->linkhover) {
413 loadcommit(WebKitWebView *view, WebKitWebFrame *f, Client *c) {
418 XChangeProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window), uriprop,
419 XA_STRING, 8, PropModeReplace, (unsigned char *)uri,
426 loadstart(WebKitWebView *view, WebKitWebFrame *f, Client *c) {
432 loaduri(Client *c, const Arg *arg) {
434 const char *uri = (char *)arg->v;
440 u = g_strrstr(uri, "://") ? g_strdup(uri)
441 : g_strdup_printf("http://%s", uri);
442 webkit_web_view_load_uri(c->view, u);
444 c->title = copystr(&c->title, u);
450 navigate(Client *c, const Arg *arg) {
451 gint steps = *(gint *)arg;
452 webkit_web_view_go_back_or_forward(c->view, steps);
459 WebKitWebSettings *settings;
462 if(!(c = calloc(1, sizeof(Client))))
463 die("Cannot malloc!\n");
466 c->win = gtk_plug_new(embed);
469 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
470 gtk_window_set_wmclass(GTK_WINDOW(c->win), "surf", "surf");
472 gtk_window_set_default_size(GTK_WINDOW(c->win), 800, 600);
473 g_signal_connect(G_OBJECT(c->win), "destroy", G_CALLBACK(destroywin), c);
474 g_signal_connect(G_OBJECT(c->win), "key-press-event", G_CALLBACK(keypress), c);
475 g_signal_connect(G_OBJECT(c->win), "size-allocate", G_CALLBACK(resize), c);
477 if(!(c->items = calloc(1, sizeof(GtkWidget *) * LENGTH(items))))
478 die("Cannot malloc!\n");
481 for(i = 0; i < LENGTH(items); i++) {
482 c->items[i] = gtk_menu_item_new_with_label(items[i].label);
483 g_signal_connect(G_OBJECT(c->items[i]), "activate",
484 G_CALLBACK(itemclick), c);
488 c->vbox = gtk_vbox_new(FALSE, 0);
490 /* scrolled window */
491 c->scroll = gtk_scrolled_window_new(NULL, NULL);
492 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
493 GTK_POLICY_NEVER, GTK_POLICY_NEVER);
496 c->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
497 g_signal_connect(G_OBJECT(c->view), "title-changed", G_CALLBACK(titlechange), c);
498 g_signal_connect(G_OBJECT(c->view), "load-progress-changed", G_CALLBACK(progresschange), c);
499 g_signal_connect(G_OBJECT(c->view), "load-committed", G_CALLBACK(loadcommit), c);
500 g_signal_connect(G_OBJECT(c->view), "load-started", G_CALLBACK(loadstart), c);
501 g_signal_connect(G_OBJECT(c->view), "hovering-over-link", G_CALLBACK(linkhover), c);
502 g_signal_connect(G_OBJECT(c->view), "create-web-view", G_CALLBACK(createwindow), c);
503 g_signal_connect(G_OBJECT(c->view), "new-window-policy-decision-requested", G_CALLBACK(decidewindow), c);
504 g_signal_connect(G_OBJECT(c->view), "download-requested", G_CALLBACK(initdownload), c);
505 g_signal_connect(G_OBJECT(c->view), "window-object-cleared", G_CALLBACK(windowobjectcleared), c);
506 g_signal_connect(G_OBJECT(c->view), "focus-in-event", G_CALLBACK(focusview), c);
507 g_signal_connect(G_OBJECT(c->view), "populate-popup", G_CALLBACK(context), c);
510 c->uribar = gtk_entry_new();
511 gtk_entry_set_has_frame(GTK_ENTRY(c->uribar), FALSE);
514 c->searchbar = gtk_entry_new();
515 gtk_entry_set_has_frame(GTK_ENTRY(c->searchbar), FALSE);
518 c->indicator = gtk_drawing_area_new();
519 gtk_widget_set_size_request(c->indicator, 0, 2);
520 g_signal_connect (G_OBJECT (c->indicator), "expose_event",
521 G_CALLBACK (exposeindicator), c);
524 gtk_container_add(GTK_CONTAINER(c->scroll), GTK_WIDGET(c->view));
525 gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
526 gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
527 gtk_container_add(GTK_CONTAINER(c->vbox), c->searchbar);
528 gtk_container_add(GTK_CONTAINER(c->vbox), c->uribar);
529 gtk_container_add(GTK_CONTAINER(c->vbox), c->indicator);
532 gtk_box_set_child_packing(GTK_BOX(c->vbox), c->uribar, FALSE, FALSE, 0, GTK_PACK_START);
533 gtk_box_set_child_packing(GTK_BOX(c->vbox), c->searchbar, FALSE, FALSE, 0, GTK_PACK_START);
534 gtk_box_set_child_packing(GTK_BOX(c->vbox), c->indicator, FALSE, FALSE, 0, GTK_PACK_START);
535 gtk_box_set_child_packing(GTK_BOX(c->vbox), c->scroll, TRUE, TRUE, 0, GTK_PACK_START);
536 gtk_widget_grab_focus(GTK_WIDGET(c->view));
537 gtk_widget_hide_all(c->searchbar);
538 gtk_widget_hide_all(c->uribar);
539 gtk_widget_show(c->vbox);
540 gtk_widget_show(c->indicator);
541 gtk_widget_show(c->scroll);
542 gtk_widget_show(GTK_WIDGET(c->view));
543 gtk_widget_show(c->win);
544 gdk_window_set_events(GTK_WIDGET(c->win)->window, GDK_ALL_EVENTS_MASK);
545 gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
546 webkit_web_view_set_full_content_zoom(c->view, TRUE);
547 settings = webkit_web_view_get_settings(c->view);
548 g_object_set(G_OBJECT(settings), "user-agent", useragent, NULL);
549 uri = g_strconcat("file://", stylefile, NULL);
550 g_object_set(G_OBJECT(settings), "user-stylesheet-uri", uri, NULL);
558 gdk_display_sync(gtk_widget_get_display(c->win));
559 printf("%u\n", (guint)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
566 newwindow(Client *c, const Arg *arg) {
568 const char *cmd[7], *uri;
569 const Arg a = { .v = (void *)cmd };
575 snprintf(tmp, LENGTH(tmp), "%u\n", (int)embed);
582 uri = arg->v ? (char *)arg->v : autouri(c);
590 createwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c) {
591 Client *n = newclient();
596 pasteuri(GtkClipboard *clipboard, const char *text, gpointer d) {
597 Arg arg = {.v = text };
599 loaduri((Client *) d, &arg);
603 processx(GdkXEvent *e, GdkEvent *event, gpointer d) {
604 Client *c = (Client *)d;
608 unsigned long ldummy;
609 unsigned char *buf = NULL;
612 if(((XEvent *)e)->type == PropertyNotify) {
613 ev = &((XEvent *)e)->xproperty;
614 if(ev->atom == uriprop && ev->state == PropertyNewValue) {
618 XGetWindowProperty(dpy, ev->window, uriprop, 0L, BUFSIZ, False, XA_STRING,
619 &adummy, &idummy, &ldummy, &ldummy, &buf);
624 return GDK_FILTER_REMOVE;
627 return GDK_FILTER_CONTINUE;
631 print(Client *c, const Arg *arg) {
632 webkit_web_frame_print(webkit_web_view_get_main_frame(c->view));
636 progresschange(WebKitWebView *v, gint p, Client *c) {
642 reload(Client *c, const Arg *arg) {
643 gboolean nocache = *(gboolean *)arg;
645 webkit_web_view_reload_bypass_cache(c->view);
647 webkit_web_view_reload(c->view);
656 for(l = e = soup_cookie_jar_all_cookies(cookies); e; e = e->next)
657 soup_cookie_jar_delete_cookie(cookies, (SoupCookie *)e->data);
658 soup_cookies_free(l);
659 jar = soup_cookie_jar_text_new(cookiefile, TRUE);
660 for(l = e = soup_cookie_jar_all_cookies(jar); e; e = e->next)
661 soup_cookie_jar_add_cookie(cookies, (SoupCookie *)e->data);
668 scroll(Client *c, const Arg *arg) {
672 a = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(c->scroll));
673 v = gtk_adjustment_get_value(a);
674 v += gtk_adjustment_get_step_increment(a) * arg->i;
676 v = MIN(v, gtk_adjustment_get_upper(a) - gtk_adjustment_get_page_size(a));
677 gtk_adjustment_set_value(a, v);
681 resize(GtkWidget *w, GtkAllocation *a, Client *c) {
686 zoom = webkit_web_view_get_zoom_level(c->view);
687 if(a->width * a->height < 300 * 400 && zoom != 0.2)
688 webkit_web_view_set_zoom_level(c->view, 0.2);
690 webkit_web_view_set_zoom_level(c->view, 1.0);
696 sigchld(int unused) {
697 if(signal(SIGCHLD, sigchld) == SIG_ERR)
698 die("Can't install SIGCHLD handler");
699 while(0 < waitpid(-1, NULL, WNOHANG));
706 /* clean up any zombies immediately */
708 gtk_init(NULL, NULL);
709 if (!g_thread_supported())
713 session = webkit_get_default_session();
714 uriprop = XInternAtom(dpy, "_SURF_URI", False);
716 /* create dirs and files */
717 cookiefile = buildpath(cookiefile);
718 dldir = buildpath(dldir);
719 scriptfile = buildpath(scriptfile);
720 stylefile = buildpath(stylefile);
722 /* cookie persistance */
723 s = webkit_get_default_session();
724 cookies = soup_cookie_jar_new();
725 soup_session_add_feature(s, SOUP_SESSION_FEATURE(cookies));
726 g_signal_connect(cookies, "changed", G_CALLBACK(changecookie), NULL);
731 showsearch(Client *c, const Arg *arg) {
733 gtk_widget_show(c->searchbar);
734 gtk_widget_grab_focus(c->searchbar);
738 source(Client *c, const Arg *arg) {
739 Arg a = { .b = FALSE };
742 s = webkit_web_view_get_view_source_mode(c->view);
743 webkit_web_view_set_view_source_mode(c->view, !s);
748 searchtext(Client *c, const Arg *arg) {
750 gboolean forward = *(gboolean *)arg;
751 text = gtk_entry_get_text(GTK_ENTRY(c->searchbar));
752 webkit_web_view_search_text(c->view, text, FALSE, forward, TRUE);
753 webkit_web_view_mark_text_matches(c->view, text, FALSE, 0);
757 showuri(Client *c, const Arg *arg) {
762 gtk_entry_set_text(GTK_ENTRY(c->uribar), uri);
763 gtk_widget_show(c->uribar);
764 gtk_widget_grab_focus(c->uribar);
768 stop(Client *c, const Arg *arg) {
770 webkit_download_cancel(c->download);
772 webkit_web_view_stop_loading(c->view);
777 spawn(Client *c, const Arg *arg) {
780 close(ConnectionNumber(dpy));
782 execvp(((char **)arg->v)[0], (char **)arg->v);
783 fprintf(stderr, "surf: execvp %s", ((char **)arg->v)[0]);
790 titlechange(WebKitWebView *v, WebKitWebFrame *f, const char *t, Client *c) {
791 c->title = copystr(&c->title, t);
796 focusview(GtkWidget *w, GdkEventFocus *e, Client *c) {
804 fputs("surf - simple browser\n", stderr);
805 die("usage: surf [-e Window] [-x] [uri]\n");
812 if(c->progress != 100)
813 t = g_strdup_printf("%s [%i%%]", c->title, c->progress);
814 else if(c->linkhover)
815 t = g_strdup(c->linkhover);
817 t = g_strdup(c->title);
819 gtk_window_set_title(GTK_WINDOW(c->win), t);
825 updatewinid(Client *c) {
826 snprintf(winid, LENGTH(winid), "%u",
827 (int)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
831 windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js, JSObjectRef win, Client *c) {
832 JSStringRef jsscript;
834 JSValueRef exception = NULL;
837 if(g_file_get_contents(scriptfile, &script, NULL, &error)) {
838 jsscript = JSStringCreateWithUTF8CString(script);
839 JSEvaluateScript(js, jsscript, JSContextGetGlobalObject(js), NULL, 0, &exception);
844 zoom(Client *c, const Arg *arg) {
846 if(arg->i < 0) /* zoom out */
847 webkit_web_view_zoom_out(c->view);
848 else if(arg->i > 0) /* zoom in */
849 webkit_web_view_zoom_in(c->view);
852 webkit_web_view_set_zoom_level(c->view, 1.0);
856 int main(int argc, char *argv[]) {
861 /* command line args */
862 for(i = 1, arg.v = NULL; i < argc && argv[i][0] == '-'; i++) {
863 if(!strcmp(argv[i], "-x"))
865 else if(!strcmp(argv[i], "-e")) {
867 embed = atoi(argv[i]);
871 else if(!strcmp(argv[i], "--")) {
875 else if(!strcmp(argv[i], "-v"))
876 die("surf-"VERSION", © 2009 surf engineers, see LICENSE for details\n");
885 loaduri(clients, &arg);