surf.c

   1 /* See LICENSE file for copyright and license details.
   2  *
   3  * To understand surf, start reading main().
   4  */
   5 #include <X11/X.h>
   6 #include <X11/Xatom.h>
   7 #include <gtk/gtk.h>
   8 #include <gdk/gdkx.h>
   9 #include <gdk/gdk.h>
  10 #include <gdk/gdkkeysyms.h>
  11 #include <string.h>
  12 #include <unistd.h>
  13 #include <getopt.h>
  14 #include <stdlib.h>
  15 #include <stdio.h>
  16 #include <webkit/webkit.h>
  17 #include <glib/gstdio.h>
  18
  19 #define LENGTH(x) (sizeof x / sizeof x[0])
  20 #define CLEANMASK(mask)         (mask & ~(GDK_MOD2_MASK))
  21
  22 Display *dpy;
  23 Atom urlprop;
  24 typedef union Arg Arg;
  25 union Arg {
  26         const gboolean b;
  27         const gint i;
  28         const void *v;
  29 } ;
  30
  31 typedef struct Client {
  32         GtkWidget *win, *scroll, *vbox, *urlbar, *searchbar, *indicator;
  33         WebKitWebView *view;
  34         WebKitDownload *download;
  35         gchar *title;
  36         gint progress;
  37         struct Client *next;
  38 } Client;
  39
  40 typedef struct Cookie {
  41         char *name;
  42         char *value;
  43         char *domain;
  44         char *path;
  45         struct Cookie *next;
  46 } Cookie;
  47
  48 typedef enum {
  49     BROWSER = 0x0001,
  50     SEARCHBAR = 0x0010,
  51     URLBAR = 0x0100,
  52     ALWAYS = ~0,
  53 } KeyFocus;
  54
  55 typedef struct {
  56         guint mod;
  57         guint keyval;
  58         void (*func)(Client *c, const Arg *arg);
  59         const Arg arg;
  60         KeyFocus focus;
  61 } Key;
  62
  63 SoupCookieJar *cookiejar;
  64 SoupSession *session;
  65 Client *clients = NULL;
  66 Cookie *cookies = NULL;
  67 gboolean embed = FALSE;
  68 gboolean showxid = FALSE;
  69 gboolean ignore_once = FALSE;
  70 extern char *optarg;
  71 extern gint optind;
  72
  73 static void cleanup(void);
  74 static void clipboard(Client *c, const Arg *arg);
  75 static gchar *copystr(gchar **str, const gchar *src);
  76 static void destroyclient(Client *c);
  77 static void destroywin(GtkWidget* w, Client *c);
  78 static void die(char *str);
  79 static void download(WebKitDownload *o, GParamSpec *pspec, Client *c);
  80 static void drawindicator(Client *c);
  81 static gboolean exposeindicator(GtkWidget *w, GdkEventExpose *e, Client *c);
  82 static gboolean initdownload(WebKitWebView *view, WebKitDownload *o, Client *c);
  83 static gchar *geturi(Client *c);
  84 static void hidesearch(Client *c, const Arg *arg);
  85 static void hideurl(Client *c, const Arg *arg);
  86 static gboolean keypress(GtkWidget* w, GdkEventKey *ev, Client *c);
  87 static void linkhover(WebKitWebView* page, const gchar* t, const gchar* l, Client *c);
  88 static void loadcommit(WebKitWebView *view, WebKitWebFrame *f, Client *c);
  89 static void loadstart(WebKitWebView *view, WebKitWebFrame *f, Client *c);
  90 static void loadfile(Client *c, const gchar *f);
  91 static void loaduri(Client *c, const Arg *arg);
  92 static void navigate(Client *c, const Arg *arg);
  93 static Client *newclient(void);
  94 static WebKitWebView *newwindow(WebKitWebView  *v, WebKitWebFrame *f, Client *c);
  95 static void pasteurl(GtkClipboard *clipboard, const gchar *text, gpointer d);
  96 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event, gpointer d);
  97 static void print(Client *c, const Arg *arg);
  98 static void proccookies(SoupMessage *m, Client *c);
  99 static void progresschange(WebKitWebView *view, gint p, Client *c);
 100 static void request(SoupSession *s, SoupMessage *m, Client *c);
 101 static void reload(Client *c, const Arg *arg);
 102 static void rereadcookies(void);
 103 static void setcookie(char *name, char *val, char *dom, char *path, long exp);
 104 static void setup(void);
 105 static void titlechange(WebKitWebView* view, WebKitWebFrame* frame,
 106                 const gchar* title, Client *c);
 107 static void scroll(Client *c, const Arg *arg);
 108 static void searchtext(Client *c, const Arg *arg);
 109 static void source(Client *c, const Arg *arg);
 110 static void showsearch(Client *c, const Arg *arg);
 111 static void showurl(Client *c, const Arg *arg);
 112 static void stop(Client *c, const Arg *arg);
 113 static void titlechange(WebKitWebView* view, WebKitWebFrame* frame, const gchar* title, Client *c);
 114 static gboolean unfocusbar(GtkWidget *w, GdkEventFocus *e, Client *c);
 115 static void usage(void);
 116 static void update(Client *c);
 117 static void zoom(Client *c, const Arg *arg);
 118
 119 #include "config.h"
 120
 121 void
 122 cleanup(void) {
 123         while(clients)
 124                 destroyclient(clients);
 125 }
 126
 127 void
 128 clipboard(Client *c, const Arg *arg) {
 129         gboolean paste = *(gboolean *)arg;
 130
 131         if(paste)
 132                 gtk_clipboard_request_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), pasteurl, c);
 133         else
 134                 gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), webkit_web_view_get_uri(c->view), -1);
 135 }
 136
 137 gchar *
 138 copystr(gchar **str, const gchar *src) {
 139         gchar *tmp;
 140         tmp = g_strdup(src);
 141
 142         if(str && *str) {
 143                 g_free(*str);
 144                 *str = tmp;
 145         }
 146         return tmp;
 147 }
 148
 149 void
 150 destroyclient(Client *c) {
 151         Client *p;
 152
 153         gtk_widget_destroy(GTK_WIDGET(webkit_web_view_new()));
 154         gtk_widget_destroy(c->scroll);
 155         gtk_widget_destroy(c->urlbar);
 156         gtk_widget_destroy(c->searchbar);
 157         gtk_widget_destroy(c->vbox);
 158         gtk_widget_destroy(c->win);
 159         for(p = clients; p && p->next != c; p = p->next);
 160         if(p)
 161                 p->next = c->next;
 162         else
 163                 clients = c->next;
 164         free(c);
 165         if(clients == NULL)
 166                 gtk_main_quit();
 167 }
 168
 169 void
 170 destroywin(GtkWidget* w, Client *c) {
 171         destroyclient(c);
 172 }
 173
 174 void
 175 die(char *str) {
 176         fputs(str, stderr);
 177         exit(EXIT_FAILURE);
 178 }
 179
 180 void
 181 drawindicator(Client *c) {
 182         gint width;
 183         gchar *uri;
 184         GtkWidget *w;
 185         GdkGC *gc;
 186         GdkColor fg;
 187
 188         uri = geturi(c);
 189         w = c->indicator;
 190         width = c->progress * w->allocation.width / 100;
 191         gc = gdk_gc_new(w->window);
 192         gdk_color_parse(strstr(uri, "https://") == uri ?
 193                         progress_trust : progress, &fg);
 194         gdk_gc_set_rgb_fg_color(gc, &fg);
 195         gdk_draw_rectangle(w->window,
 196                         w->style->bg_gc[GTK_WIDGET_STATE(w)],
 197                         TRUE, 0, 0, w->allocation.width, w->allocation.height);
 198         gdk_draw_rectangle(w->window, gc, TRUE, 0, 0, width,
 199                         w->allocation.height);
 200         g_object_unref(gc);
 201 }
 202
 203 gboolean
 204 exposeindicator(GtkWidget *w, GdkEventExpose *e, Client *c) {
 205         drawindicator(c);
 206         return TRUE;
 207 }
 208
 209 void
 210 download(WebKitDownload *o, GParamSpec *pspec, Client *c) {
 211         WebKitDownloadStatus status;
 212
 213         status = webkit_download_get_status(c->download);
 214         if(status == WEBKIT_DOWNLOAD_STATUS_STARTED || status == WEBKIT_DOWNLOAD_STATUS_CREATED) {
 215                 c->progress = (gint)(webkit_download_get_progress(c->download)*100);
 216         }
 217         update(c);
 218 }
 219
 220 gboolean
 221 initdownload(WebKitWebView *view, WebKitDownload *o, Client *c) {
 222         const gchar *home, *filename;
 223         gchar *uri, *path, *html;
 224
 225         stop(c, NULL);
 226         c->download = o;
 227         home = g_get_home_dir();
 228         filename = webkit_download_get_suggested_filename(o);
 229         path = g_build_filename(home, ".surf", "dl",
 230                         filename, NULL);
 231         uri = g_strconcat("file://", path, NULL);
 232         webkit_download_set_destination_uri(c->download, uri);
 233         c->progress = 0;
 234         g_free(uri);
 235         html = g_strdup_printf("Download <b>%s</b>...", filename);
 236         webkit_web_view_load_html_string(c->view, html,
 237                         webkit_download_get_uri(c->download));
 238         g_signal_connect(c->download, "notify::progress", G_CALLBACK(download), c);
 239         g_signal_connect(c->download, "notify::status", G_CALLBACK(download), c);
 240         webkit_download_start(c->download);
 241
 242         c->title = copystr(&c->title, filename);
 243         update(c);
 244         g_free(html);
 245         return TRUE;
 246 }
 247
 248 gchar *
 249 geturi(Client *c) {
 250         gchar *uri;
 251
 252         if(!(uri = (gchar *)webkit_web_view_get_uri(c->view)))
 253                 uri = copystr(NULL, "about:blank");
 254         return uri;
 255 }
 256
 257 void
 258 hidesearch(Client *c, const Arg *arg) {
 259         gtk_widget_hide(c->searchbar);
 260         gtk_widget_grab_focus(GTK_WIDGET(c->view));
 261 }
 262
 263 void
 264 hideurl(Client *c, const Arg *arg) {
 265         gtk_widget_hide(c->urlbar);
 266         gtk_widget_grab_focus(GTK_WIDGET(c->view));
 267 }
 268
 269 gboolean
 270 keypress(GtkWidget* w, GdkEventKey *ev, Client *c) {
 271         guint i, focus;
 272         gboolean processed = FALSE;
 273
 274         if(ev->type != GDK_KEY_PRESS)
 275                 return FALSE;
 276         if(GTK_WIDGET_HAS_FOCUS(c->searchbar))
 277                 focus = SEARCHBAR;
 278         else if(GTK_WIDGET_HAS_FOCUS(c->urlbar))
 279                 focus = URLBAR;
 280         else
 281                 focus = BROWSER;
 282         for(i = 0; i < LENGTH(keys); i++) {
 283                 if(focus & keys[i].focus
 284                                 && gdk_keyval_to_lower(ev->keyval) == keys[i].keyval
 285                                 && CLEANMASK(ev->state) == keys[i].mod
 286                                 && keys[i].func) {
 287                         keys[i].func(c, &(keys[i].arg));
 288                         processed = TRUE;
 289                 }
 290         }
 291         return processed;
 292 }
 293
 294 void
 295 linkhover(WebKitWebView* page, const gchar* t, const gchar* l, Client *c) {
 296         if(l)
 297                 gtk_window_set_title(GTK_WINDOW(c->win), l);
 298         else
 299                 update(c);
 300 }
 301
 302 void
 303 loadcommit(WebKitWebView *view, WebKitWebFrame *f, Client *c) {
 304         gchar *uri;
 305
 306         ignore_once = TRUE;
 307         uri = geturi(c);
 308         XChangeProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window), urlprop,
 309                         XA_STRING, 8, PropModeReplace, (unsigned char *)uri,
 310                         strlen(uri) + 1);
 311 }
 312
 313 void
 314 loadstart(WebKitWebView *view, WebKitWebFrame *f, Client *c) {
 315         c->progress = 0;
 316         update(c);
 317 }
 318
 319 void
 320 loadfile(Client *c, const gchar *f) {
 321         GIOChannel *chan = NULL;
 322         GError *e = NULL;
 323         GString *code;
 324         gchar *line, *uri;
 325         Arg arg;
 326
 327         if(strcmp(f, "-") == 0) {
 328                 chan = g_io_channel_unix_new(STDIN_FILENO);
 329                 if (chan) {
 330                         code = g_string_new("");
 331                         while(g_io_channel_read_line(chan, &line, NULL, NULL,
 332                                                 &e) == G_IO_STATUS_NORMAL) {
 333                                 g_string_append(code, line);
 334                                 g_free(line);
 335                         }
 336                         webkit_web_view_load_html_string(c->view, code->str,
 337                                         "file://.");
 338                         g_io_channel_shutdown(chan, FALSE, NULL);
 339                         g_string_free(code, TRUE);
 340                 }
 341                 arg.v = uri = g_strdup("stdin");
 342         }
 343         else {
 344                 arg.v = uri = g_strdup_printf("file://%s", f);
 345                 loaduri(c, &arg);
 346         }
 347         c->title = copystr(&c->title, uri);
 348         update(c);
 349         g_free(uri);
 350 }
 351
 352 void
 353 loaduri(Client *c, const Arg *arg) {
 354         gchar *u;
 355         const gchar *uri = (gchar *)arg->v;
 356         if(!uri)
 357                 uri = gtk_entry_get_text(GTK_ENTRY(c->urlbar));
 358         u = g_strrstr(uri, "://") ? g_strdup(uri)
 359                 : g_strdup_printf("http://%s", uri);
 360         webkit_web_view_load_uri(c->view, u);
 361         c->progress = 0;
 362         c->title = copystr(&c->title, u);
 363         g_free(u);
 364         update(c);
 365 }
 366
 367 void
 368 navigate(Client *c, const Arg *arg) {
 369         gint steps = *(gint *)arg;
 370         webkit_web_view_go_back_or_forward(c->view, steps);
 371 }
 372
 373 Client *
 374 newclient(void) {
 375         Client *c;
 376         if(!(c = calloc(1, sizeof(Client))))
 377                 die("Cannot malloc!\n");
 378         /* Window */
 379         if(embed) {
 380                 c->win = gtk_plug_new(0);
 381         }
 382         else {
 383                 c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 384                 gtk_window_set_wmclass(GTK_WINDOW(c->win), "surf", "surf");
 385         }
 386         gtk_window_set_default_size(GTK_WINDOW(c->win), 800, 600);
 387         g_signal_connect(G_OBJECT(c->win), "destroy", G_CALLBACK(destroywin), c);
 388         g_signal_connect(G_OBJECT(c->win), "key-press-event", G_CALLBACK(keypress), c);
 389
 390         /* VBox */
 391         c->vbox = gtk_vbox_new(FALSE, 0);
 392
 393         /* scrolled window */
 394         c->scroll = gtk_scrolled_window_new(NULL, NULL);
 395         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
 396                         GTK_POLICY_NEVER, GTK_POLICY_NEVER);
 397
 398         /* webview */
 399         c->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
 400         g_signal_connect(G_OBJECT(c->view), "title-changed", G_CALLBACK(titlechange), c);
 401         g_signal_connect(G_OBJECT(c->view), "load-progress-changed", G_CALLBACK(progresschange), c);
 402         g_signal_connect(G_OBJECT(c->view), "load-committed", G_CALLBACK(loadcommit), c);
 403         g_signal_connect(G_OBJECT(c->view), "load-started", G_CALLBACK(loadstart), c);
 404         g_signal_connect(G_OBJECT(c->view), "hovering-over-link", G_CALLBACK(linkhover), c);
 405         g_signal_connect(G_OBJECT(c->view), "create-web-view", G_CALLBACK(newwindow), c);
 406         g_signal_connect(G_OBJECT(c->view), "download-requested", G_CALLBACK(initdownload), c);
 407         g_signal_connect_after(session, "request-started", G_CALLBACK(request), c);
 408
 409         /* urlbar */
 410         c->urlbar = gtk_entry_new();
 411         gtk_entry_set_has_frame(GTK_ENTRY(c->urlbar), FALSE);
 412         g_signal_connect(G_OBJECT(c->urlbar), "focus-out-event", G_CALLBACK(unfocusbar), c);
 413
 414         /* searchbar */
 415         c->searchbar = gtk_entry_new();
 416         gtk_entry_set_has_frame(GTK_ENTRY(c->searchbar), FALSE);
 417         g_signal_connect(G_OBJECT(c->searchbar), "focus-out-event", G_CALLBACK(unfocusbar), c);
 418
 419         /* indicator */
 420         c->indicator = gtk_drawing_area_new();
 421         gtk_widget_set_size_request(c->indicator, 0, 2);
 422         g_signal_connect (G_OBJECT (c->indicator), "expose_event",
 423                         G_CALLBACK (exposeindicator), c);
 424
 425         /* downloadbar */
 426
 427         /* Arranging */
 428         gtk_container_add(GTK_CONTAINER(c->scroll), GTK_WIDGET(c->view));
 429         gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
 430         gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
 431         gtk_container_add(GTK_CONTAINER(c->vbox), c->searchbar);
 432         gtk_container_add(GTK_CONTAINER(c->vbox), c->urlbar);
 433         gtk_container_add(GTK_CONTAINER(c->vbox), c->indicator);
 434
 435         /* Setup */
 436         gtk_box_set_child_packing(GTK_BOX(c->vbox), c->urlbar, FALSE, FALSE, 0, GTK_PACK_START);
 437         gtk_box_set_child_packing(GTK_BOX(c->vbox), c->searchbar, FALSE, FALSE, 0, GTK_PACK_START);
 438         gtk_box_set_child_packing(GTK_BOX(c->vbox), c->indicator, FALSE, FALSE, 0, GTK_PACK_START);
 439         gtk_box_set_child_packing(GTK_BOX(c->vbox), c->scroll, TRUE, TRUE, 0, GTK_PACK_START);
 440         gtk_widget_grab_focus(GTK_WIDGET(c->view));
 441         gtk_widget_hide_all(c->searchbar);
 442         gtk_widget_hide_all(c->urlbar);
 443         gtk_widget_show(c->vbox);
 444         gtk_widget_show(c->indicator);
 445         gtk_widget_show(c->scroll);
 446         gtk_widget_show(GTK_WIDGET(c->view));
 447         gtk_widget_show(c->win);
 448         gdk_window_set_events(GTK_WIDGET(c->win)->window, GDK_ALL_EVENTS_MASK);
 449         gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
 450         webkit_web_view_set_full_content_zoom(c->view, TRUE);
 451         c->download = NULL;
 452         c->title = NULL;
 453         c->next = clients;
 454         clients = c;
 455         if(showxid) {
 456                 gdk_display_sync(gtk_widget_get_display(c->win));
 457                 printf("%u\n", (guint)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
 458                 fflush(NULL);
 459         }
 460         return c;
 461 }
 462
 463 WebKitWebView *
 464 newwindow(WebKitWebView  *v, WebKitWebFrame *f, Client *c) {
 465         Client *n = newclient();
 466         return n->view;
 467 }
 468
 469
 470 void
 471 pasteurl(GtkClipboard *clipboard, const gchar *text, gpointer d) {
 472         Arg arg = {.v = text };
 473         if(text != NULL)
 474                 loaduri((Client *) d, &arg);
 475 }
 476
 477 GdkFilterReturn
 478 processx(GdkXEvent *e, GdkEvent *event, gpointer d) {
 479         Client *c = (Client *)d;
 480         XPropertyEvent *ev;
 481         Atom adummy;
 482         gint idummy;
 483         unsigned long ldummy;
 484         unsigned char *buf = NULL;
 485         Arg arg;
 486
 487         if(((XEvent *)e)->type == PropertyNotify) {
 488                 ev = &((XEvent *)e)->xproperty;
 489                 if(ev->atom == urlprop && ev->state == PropertyNewValue) {
 490                         if(ignore_once)
 491                                ignore_once = FALSE;
 492                         else {
 493                                 XGetWindowProperty(dpy, ev->window, urlprop, 0L, BUFSIZ, False, XA_STRING,
 494                                         &adummy, &idummy, &ldummy, &ldummy, &buf);
 495                                 arg.v = buf;
 496                                 loaduri(c, &arg);
 497                                 XFree(buf);
 498                         }
 499                         return GDK_FILTER_REMOVE;
 500                 }
 501         }
 502         return GDK_FILTER_CONTINUE;
 503 }
 504
 505 void
 506 print(Client *c, const Arg *arg) {
 507         webkit_web_frame_print(webkit_web_view_get_main_frame(c->view));
 508 }
 509
 510 void
 511 proccookies(SoupMessage *m, Client *c) {
 512         GSList *l;
 513         SoupCookie *co;
 514         long t;
 515
 516         rereadcookies();
 517         for (l = soup_cookies_from_response(m); l; l = l->next){
 518                 co = (SoupCookie *)l->data;
 519                 t = co->expires ?  soup_date_to_time_t(co->expires) : 0;
 520                 setcookie(co->name, co->value, co->domain, co->value, t);
 521         }
 522         g_slist_free(l);
 523 }
 524
 525 void
 526 progresschange(WebKitWebView* view, gint p, Client *c) {
 527         c->progress = p;
 528         update(c);
 529 }
 530
 531 void
 532 request(SoupSession *s, SoupMessage *m, Client *c) {
 533         soup_message_add_header_handler(m, "got-headers", "Set-Cookie",
 534                         G_CALLBACK(proccookies), c);
 535 }
 536
 537 void
 538 reload(Client *c, const Arg *arg) {
 539         gboolean nocache = *(gboolean *)arg;
 540         if(nocache)
 541                  webkit_web_view_reload_bypass_cache(c->view);
 542         else
 543                  webkit_web_view_reload(c->view);
 544 }
 545
 546 void
 547 rereadcookies(void) {
 548         const gchar *filename, *home;
 549
 550         home = g_get_home_dir();
 551         filename = g_build_filename(home, ".surf", "cookies", NULL);
 552 }
 553
 554 void
 555 scroll(Client *c, const Arg *arg) {
 556         gdouble v;
 557         GtkAdjustment *a;
 558
 559         a = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(c->scroll));
 560         v = gtk_adjustment_get_value(a);
 561         v += gtk_adjustment_get_step_increment(a) * arg->i;
 562         v = MAX(v, 0.0);
 563         v = MIN(v, gtk_adjustment_get_upper(a) - gtk_adjustment_get_page_size(a));
 564         gtk_adjustment_set_value(a, v);
 565 }
 566
 567 void
 568 setcookie(char *name, char *val, char *dom, char *path, long exp) {
 569
 570 }
 571
 572 void
 573 setup(void) {
 574         dpy = GDK_DISPLAY();
 575         session = webkit_get_default_session();
 576         urlprop = XInternAtom(dpy, "_SURF_URL", False);
 577 }
 578
 579 void
 580 showsearch(Client *c, const Arg *arg) {
 581         hideurl(c, NULL);
 582         gtk_widget_show(c->searchbar);
 583         gtk_widget_grab_focus(c->searchbar);
 584 }
 585
 586 void
 587 source(Client *c, const Arg *arg) {
 588         Arg a = { .b = FALSE };
 589         /*gboolean s;
 590
 591         s = webkit_web_view_get_view_source_mode(c->view);
 592         webkit_web_view_set_view_source_mode(c->view, c->source);*/
 593         reload(c, &a);
 594 }
 595
 596 void
 597 searchtext(Client *c, const Arg *arg) {
 598         gboolean forward = *(gboolean *)arg;
 599         webkit_web_view_search_text(c->view,
 600                         gtk_entry_get_text(GTK_ENTRY(c->searchbar)),
 601                         FALSE,
 602                         forward,
 603                         TRUE);
 604 }
 605
 606 void
 607 showurl(Client *c, const Arg *arg) {
 608         gchar *uri;
 609
 610         hidesearch(c, NULL);
 611         uri = geturi(c);
 612         gtk_entry_set_text(GTK_ENTRY(c->urlbar), uri);
 613         gtk_widget_show(c->urlbar);
 614         gtk_widget_grab_focus(c->urlbar);
 615 }
 616
 617 void
 618 stop(Client *c, const Arg *arg) {
 619         if(c->download)
 620                 webkit_download_cancel(c->download);
 621         else
 622                 webkit_web_view_stop_loading(c->view);
 623         c->download = NULL;
 624 }
 625
 626 void
 627 titlechange(WebKitWebView *v, WebKitWebFrame *f, const gchar *t, Client *c) {
 628         c->title = copystr(&c->title, t);
 629         update(c);
 630 }
 631
 632 gboolean
 633 unfocusbar(GtkWidget *w, GdkEventFocus *e, Client *c) {
 634         hidesearch(c, NULL);
 635         hideurl(c, NULL);
 636         return TRUE;
 637 }
 638
 639 void
 640 usage(void) {
 641         fputs("surf - simple browser\n", stderr);
 642         die("usage: surf [-e] [-x] [uri]\n");
 643 }
 644
 645 void
 646 update(Client *c) {
 647         gchar *t;
 648
 649         if(c->progress == 100)
 650                 t = g_strdup(c->title);
 651         else
 652                 t = g_strdup_printf("%s [%i%%]", c->title, c->progress);
 653         drawindicator(c);
 654         gtk_window_set_title(GTK_WINDOW(c->win), t);
 655         g_free(t);
 656
 657 }
 658
 659 void
 660 zoom(Client *c, const Arg *arg) {
 661         if(arg->i < 0)          /* zoom out */
 662                 webkit_web_view_zoom_out(c->view);
 663         else if(arg->i > 0)     /* zoom in */
 664                 webkit_web_view_zoom_in(c->view);
 665         else                    /* reset */
 666                 webkit_web_view_set_zoom_level(c->view, 1.0);
 667 }
 668
 669 int main(int argc, char *argv[]) {
 670         SoupSession *s;
 671         Client *c;
 672         gint o;
 673         const gchar *home, *filename;
 674         Arg arg;
 675
 676         gtk_init(NULL, NULL);
 677         if (!g_thread_supported())
 678                 g_thread_init(NULL);
 679         setup();
 680         while((o = getopt(argc, argv, "vhxeu:f:")) != -1)
 681                 switch(o) {
 682                 case 'x':
 683                         showxid = TRUE;
 684                         break;
 685                 case 'e':
 686                         showxid = TRUE;
 687                         embed = TRUE;
 688                         break;
 689                 case 'v':
 690                         die("surf-"VERSION", © 2009 surf engineers, see LICENSE for details\n");
 691                         break;
 692                 default:
 693                         usage();
 694                 }
 695         if(optind + 1 == argc) {
 696                 c = newclient();
 697                 arg.v = argv[optind];
 698                 if(strchr("./", argv[optind][0]) || strcmp("-", argv[optind]) == 0)
 699                         loadfile(c, argv[optind]);
 700                 else
 701                         loaduri(c, &arg);
 702
 703         }
 704         else if(optind != argc)
 705                 usage();
 706         if(!clients)
 707                 newclient();
 708
 709         /* make dirs */
 710         home = g_get_home_dir();
 711         filename = g_build_filename(home, ".surf", "dl", NULL);
 712         g_mkdir_with_parents(filename, 0755);
 713
 714         /* cookie persistance */
 715         s = webkit_get_default_session();
 716         filename = g_build_filename(home, ".surf", "cookies.jar", NULL);
 717         cookiejar = soup_cookie_jar_text_new(filename, FALSE);
 718         soup_session_add_feature(s, SOUP_SESSION_FEATURE(cookiejar));
 719
 720         gtk_main();
 721         cleanup();
 722         return EXIT_SUCCESS;
 723 }