surf/surf.c

856 lines
22 KiB
C

/* See LICENSE file for copyright and license details.
*
* To understand surf, start reading main().
*/
#include <signal.h>
#include <X11/X.h>
#include <X11/Xatom.h>
#include <gtk/gtk.h>
#include <gdk/gdkx.h>
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>
#include <string.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <webkit/webkit.h>
#include <glib/gstdio.h>
#include <JavaScriptCore/JavaScript.h>
#include <sys/file.h>
#define LENGTH(x) (sizeof x / sizeof x[0])
#define CLEANMASK(mask) (mask & ~(GDK_MOD2_MASK))
enum { AtomFind, AtomGo, AtomUri, AtomHiLight, AtomLast };
typedef union Arg Arg;
union Arg {
gboolean b;
gint i;
const void *v;
};
typedef struct Client {
GtkWidget *win, *scroll, *vbox, *indicator;
WebKitWebView *view;
char *title, *linkhover;
const char *uri, *needle;
gint progress;
struct Client *next;
gboolean zoomed;
} Client;
typedef struct {
char *label;
void (*func)(Client *c, const Arg *arg);
const Arg arg;
} Item;
typedef struct {
guint mod;
guint keyval;
void (*func)(Client *c, const Arg *arg);
const Arg arg;
} Key;
static Display *dpy;
static Atom atoms[AtomLast];
static Client *clients = NULL;
static GdkNativeWindow embed = 0;
static gboolean showxid = FALSE;
static char winid[64];
static char *progname;
static gboolean loadimage = 1, plugin = 1, script = 1;
static char *buildpath(const char *path);
static void cleanup(void);
static void clipboard(Client *c, const Arg *arg);
static char *copystr(char **str, const char *src);
static WebKitWebView *createwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c);
static gboolean decidedownload(WebKitWebView *v, WebKitWebFrame *f, WebKitNetworkRequest *r, gchar *m, WebKitWebPolicyDecision *p, Client *c);
static gboolean decidewindow(WebKitWebView *v, WebKitWebFrame *f, WebKitNetworkRequest *r, WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p, Client *c);
static void destroyclient(Client *c);
static void destroywin(GtkWidget* w, Client *c);
static void die(char *str);
static void drawindicator(Client *c);
static gboolean exposeindicator(GtkWidget *w, GdkEventExpose *e, Client *c);
static void find(Client *c, const Arg *arg);
static const char *getatom(Client *c, int a);
static const char *getcookies(SoupURI *uri);
static char *geturi(Client *c);
void gotheaders(SoupMessage *msg, gpointer user_data);
static gboolean keypress(GtkWidget *w, GdkEventKey *ev, Client *c);
static void linkhover(WebKitWebView *v, const char* t, const char* l, Client *c);
static void loadstatuschange(WebKitWebView *view, GParamSpec *pspec, Client *c);
static void loaduri(Client *c, const Arg *arg);
static void mousemove(GtkWidget *w, GdkEventMotion *e, Client *c);
static void navigate(Client *c, const Arg *arg);
static Client *newclient(void);
static void newwindow(Client *c, const Arg *arg);
static void newrequest(SoupSession *s, SoupMessage *msg, gpointer v);
static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
static void print(Client *c, const Arg *arg);
static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event, gpointer d);
static void progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c);
static void reload(Client *c, const Arg *arg);
static void resize(GtkWidget *w, GtkAllocation *a, Client *c);
static void scroll(Client *c, const Arg *arg);
static void setatom(Client *c, int a, const char *v);
static void setcookie(SoupCookie *c);
static void setup(void);
static void sigchld(int unused);
static void source(Client *c, const Arg *arg);
static void spawn(Client *c, const Arg *arg);
static void stop(Client *c, const Arg *arg);
static void titlechange(WebKitWebView *v, WebKitWebFrame* frame, const char* title, Client *c);
static void update(Client *c);
static void updatewinid(Client *c);
static void usage(void);
static void windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js, JSObjectRef win, Client *c);
static void zoom(Client *c, const Arg *arg);
/* configuration, allows nested code to access above variables */
#include "config.h"
char *
buildpath(const char *path) {
char *apath, *p;
FILE *f;
/* creating directory */
if(path[0] == '/')
apath = g_strdup(path);
else
apath = g_strconcat(g_get_home_dir(), "/", path, NULL);
if((p = strrchr(apath, '/'))) {
*p = '\0';
g_mkdir_with_parents(apath, 0755);
*p = '/';
}
/* creating file (gives error when apath ends with "/") */
if((f = fopen(apath, "a")))
fclose(f);
return apath;
}
void
cleanup(void) {
while(clients)
destroyclient(clients);
g_free(cookiefile);
g_free(scriptfile);
g_free(stylefile);
}
void
runscript(WebKitWebFrame *frame, JSContextRef js) {
JSStringRef jsscript;
char *script;
JSValueRef exception = NULL;
GError *error;
if(g_file_get_contents(scriptfile, &script, NULL, &error)) {
jsscript = JSStringCreateWithUTF8CString(script);
JSEvaluateScript(js, jsscript, JSContextGetGlobalObject(js), NULL, 0, &exception);
}
}
void
clipboard(Client *c, const Arg *arg) {
gboolean paste = *(gboolean *)arg;
if(paste)
gtk_clipboard_request_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), pasteuri, c);
else
gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), c->linkhover ? c->linkhover : geturi(c), -1);
}
char *
copystr(char **str, const char *src) {
char *tmp;
tmp = g_strdup(src);
if(str && *str) {
g_free(*str);
*str = tmp;
}
return tmp;
}
WebKitWebView *
createwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c) {
Client *n = newclient();
return n->view;
}
gboolean
decidedownload(WebKitWebView *v, WebKitWebFrame *f, WebKitNetworkRequest *r, gchar *m, WebKitWebPolicyDecision *p, Client *c) {
if(!webkit_web_view_can_show_mime_type(v, m)) {
webkit_web_policy_decision_ignore(p);
webkit_web_view_load_html_string(c->view,
"Can't display content.",
webkit_network_request_get_uri(r));
return TRUE;
}
return FALSE;
}
gboolean
decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r, WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p, Client *c) {
Arg arg;
if(webkit_web_navigation_action_get_reason(n) == WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED) {
webkit_web_policy_decision_ignore(p);
arg.v = (void *)webkit_network_request_get_uri(r);
newwindow(NULL, &arg);
return TRUE;
}
return FALSE;
}
void
destroyclient(Client *c) {
Client *p;
gtk_widget_destroy(c->indicator);
gtk_widget_destroy(GTK_WIDGET(c->view));
gtk_widget_destroy(c->scroll);
gtk_widget_destroy(c->vbox);
gtk_widget_destroy(c->win);
for(p = clients; p && p->next != c; p = p->next);
if(p)
p->next = c->next;
else
clients = c->next;
free(c);
if(clients == NULL)
gtk_main_quit();
}
void
destroywin(GtkWidget* w, Client *c) {
destroyclient(c);
}
void
die(char *str) {
fputs(str, stderr);
exit(EXIT_FAILURE);
}
void
drawindicator(Client *c) {
gint width;
const char *uri;
GtkWidget *w;
GdkGC *gc;
GdkColor fg;
uri = geturi(c);
w = c->indicator;
width = c->progress * w->allocation.width / 100;
gc = gdk_gc_new(w->window);
gdk_color_parse(strstr(uri, "https://") == uri ?
progress_trust : progress, &fg);
gdk_gc_set_rgb_fg_color(gc, &fg);
gdk_draw_rectangle(w->window,
w->style->bg_gc[GTK_WIDGET_STATE(w)],
TRUE, 0, 0, w->allocation.width, w->allocation.height);
gdk_draw_rectangle(w->window, gc, TRUE, 0, 0, width,
w->allocation.height);
g_object_unref(gc);
}
gboolean
exposeindicator(GtkWidget *w, GdkEventExpose *e, Client *c) {
drawindicator(c);
return TRUE;
}
void
find(Client *c, const Arg *arg) {
const char *s;
s = getatom(c, AtomFind);
gboolean forward = *(gboolean *)arg;
webkit_web_view_search_text(c->view, s, FALSE, forward, TRUE);
}
const char *
getcookies(SoupURI *uri) {
const char *c;
SoupCookieJar *j = soup_cookie_jar_text_new(cookiefile, TRUE);
c = soup_cookie_jar_get_cookies(j, uri, TRUE);
g_object_unref(j);
return c;
}
const char *
getatom(Client *c, int a) {
static char buf[BUFSIZ];
Atom adummy;
int idummy;
unsigned long ldummy;
unsigned char *p = NULL;
XGetWindowProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window),
atoms[a], 0L, BUFSIZ, False, XA_STRING,
&adummy, &idummy, &ldummy, &ldummy, &p);
if(p)
strncpy(buf, (char *)p, LENGTH(buf)-1);
else
buf[0] = '\0';
XFree(p);
return buf;
}
char *
geturi(Client *c) {
char *uri;
if(!(uri = (char *)webkit_web_view_get_uri(c->view)))
uri = "about:blank";
return uri;
}
void
gotheaders(SoupMessage *msg, gpointer v) {
SoupURI *uri;
GSList *l, *p;
uri = soup_message_get_uri(msg);
for(p = l = soup_cookies_from_response(msg); p;
p = g_slist_next(p)) {
setcookie((SoupCookie *)p->data);
}
soup_cookies_free(l);
}
gboolean
keypress(GtkWidget* w, GdkEventKey *ev, Client *c) {
guint i;
gboolean processed = FALSE;
updatewinid(c);
for(i = 0; i < LENGTH(keys); i++) {
if(gdk_keyval_to_lower(ev->keyval) == keys[i].keyval
&& CLEANMASK(ev->state) == keys[i].mod
&& keys[i].func) {
keys[i].func(c, &(keys[i].arg));
processed = TRUE;
}
}
return processed;
}
void
linkhover(WebKitWebView *v, const char* t, const char* l, Client *c) {
if(l) {
c->linkhover = copystr(&c->linkhover, l);
}
else if(c->linkhover) {
free(c->linkhover);
c->linkhover = NULL;
}
update(c);
}
void
loadstatuschange(WebKitWebView *view, GParamSpec *pspec, Client *c) {
switch(webkit_web_view_get_load_status (c->view)) {
case WEBKIT_LOAD_COMMITTED:
setatom(c, AtomUri, geturi(c));
break;
case WEBKIT_LOAD_FINISHED:
c->progress = 0;
update(c);
break;
default:
break;
}
}
void
loaduri(Client *c, const Arg *arg) {
char *u;
const char *uri = (char *)arg->v;
Arg a = { .b = FALSE };
if(strcmp(uri, "") == 0)
return;
u = g_strrstr(uri, "://") ? g_strdup(uri)
: g_strdup_printf("http://%s", uri);
/* prevents endless loop */
if(c->uri && strcmp(u, c->uri) == 0) {
reload(c, &a);
}
else {
webkit_web_view_load_uri(c->view, u);
c->progress = 0;
c->title = copystr(&c->title, u);
g_free(u);
update(c);
}
}
void
mousemove(GtkWidget *w, GdkEventMotion *e, Client *c) {
int result;
GdkEventButton coord;
WebKitHitTestResult *hit;
coord.x = e->x;
coord.y = e->y;
hit = webkit_web_view_get_hit_test_result(c->view, &coord);
g_object_get(hit, "context", &result, NULL);
if(result & WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE && !c->linkhover) {
puts("Picture");
}
}
void
navigate(Client *c, const Arg *arg) {
int steps = *(int *)arg;
webkit_web_view_go_back_or_forward(c->view, steps);
}
Client *
newclient(void) {
Client *c;
WebKitWebSettings *settings;
WebKitWebFrame *frame;
GdkGeometry hints = { 1, 1 };
char *uri, *ua;
if(!(c = calloc(1, sizeof(Client))))
die("Cannot malloc!\n");
/* Window */
if(embed) {
c->win = gtk_plug_new(embed);
}
else {
c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
/* TA: 20091214: Despite what the GNOME docs say, the ICCCM
* is always correct, so we should still call this function.
* But when doing so, we *must* differentiate between a
* WM_CLASS and a resource on the window. By convention, the
* window class (WM_CLASS) is capped, while the resource is in
* lowercase. Both these values come as a pair.
*/
gtk_window_set_wmclass(GTK_WINDOW(c->win), "surf", "surf");
/* TA: 20091214: And set the role here as well -- so that
* sessions can pick this up.
*/
gtk_window_set_role(GTK_WINDOW(c->win), "Surf");
}
gtk_window_set_default_size(GTK_WINDOW(c->win), 800, 600);
g_signal_connect(G_OBJECT(c->win), "destroy", G_CALLBACK(destroywin), c);
g_signal_connect(G_OBJECT(c->win), "key-press-event", G_CALLBACK(keypress), c);
g_signal_connect(G_OBJECT(c->win), "size-allocate", G_CALLBACK(resize), c);
/* VBox */
c->vbox = gtk_vbox_new(FALSE, 0);
/* Scrolled Window */
c->scroll = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->scroll),
GTK_POLICY_NEVER, GTK_POLICY_NEVER);
/* Webview */
c->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
g_signal_connect(G_OBJECT(c->view), "title-changed", G_CALLBACK(titlechange), c);
g_signal_connect(G_OBJECT(c->view), "hovering-over-link", G_CALLBACK(linkhover), c);
g_signal_connect(G_OBJECT(c->view), "create-web-view", G_CALLBACK(createwindow), c);
g_signal_connect(G_OBJECT(c->view), "new-window-policy-decision-requested", G_CALLBACK(decidewindow), c);
g_signal_connect(G_OBJECT(c->view), "mime-type-policy-decision-requested", G_CALLBACK(decidedownload), c);
g_signal_connect(G_OBJECT(c->view), "window-object-cleared", G_CALLBACK(windowobjectcleared), c);
g_signal_connect(G_OBJECT(c->view), "notify::load-status", G_CALLBACK(loadstatuschange), c);
g_signal_connect(G_OBJECT(c->view), "notify::progress", G_CALLBACK(progresschange), c);
g_signal_connect(G_OBJECT(c->view), "motion-notify-event", G_CALLBACK(mousemove), c);
/* Indicator */
c->indicator = gtk_drawing_area_new();
gtk_widget_set_size_request(c->indicator, 0, 2);
g_signal_connect (G_OBJECT (c->indicator), "expose_event",
G_CALLBACK (exposeindicator), c);
/* Arranging */
gtk_container_add(GTK_CONTAINER(c->scroll), GTK_WIDGET(c->view));
gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
gtk_container_add(GTK_CONTAINER(c->vbox), c->scroll);
gtk_container_add(GTK_CONTAINER(c->vbox), c->indicator);
/* Setup */
gtk_box_set_child_packing(GTK_BOX(c->vbox), c->indicator, FALSE, FALSE, 0, GTK_PACK_START);
gtk_box_set_child_packing(GTK_BOX(c->vbox), c->scroll, TRUE, TRUE, 0, GTK_PACK_START);
gtk_widget_grab_focus(GTK_WIDGET(c->view));
gtk_widget_show(c->vbox);
gtk_widget_show(c->indicator);
gtk_widget_show(c->scroll);
gtk_widget_show(GTK_WIDGET(c->view));
gtk_widget_show(c->win);
gtk_window_set_geometry_hints(GTK_WINDOW(c->win), NULL, &hints, GDK_HINT_MIN_SIZE);
gdk_window_set_events(GTK_WIDGET(c->win)->window, GDK_ALL_EVENTS_MASK);
gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
webkit_web_view_set_full_content_zoom(c->view, TRUE);
frame = webkit_web_view_get_main_frame(c->view);
runscript(frame, webkit_web_frame_get_global_context(frame));
settings = webkit_web_view_get_settings(c->view);
if(!(ua = getenv("SURF_USERAGENT")))
ua = useragent;
g_object_set(G_OBJECT(settings), "user-agent", ua, NULL);
uri = g_strconcat("file://", stylefile, NULL);
g_object_set(G_OBJECT(settings), "user-stylesheet-uri", uri, NULL);
g_object_set(G_OBJECT(settings), "auto-load-images", loadimage, NULL);
g_object_set(G_OBJECT(settings), "enable-plugins", plugin, NULL);
g_object_set(G_OBJECT(settings), "enable-scripts", script, NULL);
g_free(uri);
setatom(c, AtomFind, "");
setatom(c, AtomUri, "about:blank");
setatom(c, AtomHiLight, "about:blank");
if(NOBACKGROUND)
webkit_web_view_set_transparent(c->view, TRUE);
c->title = NULL;
c->next = clients;
clients = c;
if(showxid) {
gdk_display_sync(gtk_widget_get_display(c->win));
printf("%u\n", (guint)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
fflush(NULL);
}
return c;
}
void
newrequest(SoupSession *s, SoupMessage *msg, gpointer v) {
SoupMessageHeaders *h = msg->request_headers;
SoupURI *uri;
const char *c;
soup_message_headers_remove(h, "Cookie");
uri = soup_message_get_uri(msg);
if((c = getcookies(uri)))
soup_message_headers_append(h, "Cookie", c);
g_signal_connect_after(G_OBJECT(msg), "got-headers", G_CALLBACK(gotheaders), NULL);
}
void
newwindow(Client *c, const Arg *arg) {
guint i = 0;
const char *cmd[10], *uri;
const Arg a = { .v = (void *)cmd };
char tmp[64];
cmd[i++] = progname;
if(embed) {
cmd[i++] = "-e";
snprintf(tmp, LENGTH(tmp), "%u\n", (int)embed);
cmd[i++] = tmp;
}
if(!script)
cmd[i++] = "-s";
if(!plugin)
cmd[i++] = "-p";
if(!loadimage)
cmd[i++] = "-i";
if(showxid)
cmd[i++] = "-x";
cmd[i++] = "--";
uri = arg->v ? (char *)arg->v : c->linkhover;
if(uri)
cmd[i++] = uri;
cmd[i++] = NULL;
spawn(NULL, &a);
}
void
pasteuri(GtkClipboard *clipboard, const char *text, gpointer d) {
Arg arg = {.v = text };
if(text != NULL)
loaduri((Client *) d, &arg);
}
void
print(Client *c, const Arg *arg) {
webkit_web_frame_print(webkit_web_view_get_main_frame(c->view));
}
GdkFilterReturn
processx(GdkXEvent *e, GdkEvent *event, gpointer d) {
Client *c = (Client *)d;
XPropertyEvent *ev;
Arg arg;
if(((XEvent *)e)->type == PropertyNotify) {
ev = &((XEvent *)e)->xproperty;
if(ev->state == PropertyNewValue) {
if(ev->atom == atoms[AtomFind]) {
arg.b = TRUE;
find(c, &arg);
return GDK_FILTER_REMOVE;
}
else if(ev->atom == atoms[AtomGo]) {
arg.v = getatom(c, AtomGo);
loaduri(c, &arg);
return GDK_FILTER_REMOVE;
}
}
}
return GDK_FILTER_CONTINUE;
}
void
progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c) {
c->progress = webkit_web_view_get_progress(c->view) * 100;
update(c);
}
void
reload(Client *c, const Arg *arg) {
gboolean nocache = *(gboolean *)arg;
if(nocache)
webkit_web_view_reload_bypass_cache(c->view);
else
webkit_web_view_reload(c->view);
}
void
resize(GtkWidget *w, GtkAllocation *a, Client *c) {
double zoom;
if(c->zoomed)
return;
zoom = webkit_web_view_get_zoom_level(c->view);
if(a->width * a->height < 300 * 400 && zoom != 0.2)
webkit_web_view_set_zoom_level(c->view, 0.2);
else if(zoom != 1.0)
webkit_web_view_set_zoom_level(c->view, 1.0);
}
void
scroll(Client *c, const Arg *arg) {
gdouble v;
GtkAdjustment *a;
a = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(c->scroll));
v = gtk_adjustment_get_value(a);
v += gtk_adjustment_get_step_increment(a) * arg->i;
v = MAX(v, 0.0);
v = MIN(v, gtk_adjustment_get_upper(a) - gtk_adjustment_get_page_size(a));
gtk_adjustment_set_value(a, v);
}
void
setcookie(SoupCookie *c) {
int lock;
lock = open(cookiefile, 0);
flock(lock, LOCK_EX);
SoupDate *e;
SoupCookieJar *j = soup_cookie_jar_text_new(cookiefile, FALSE);
c = soup_cookie_copy(c);
if(c->expires == NULL && sessiontime) {
e = soup_date_new_from_time_t(time(NULL) + sessiontime);
soup_cookie_set_expires(c, e);
}
soup_cookie_jar_add_cookie(j, c);
g_object_unref(j);
flock(lock, LOCK_UN);
close(lock);
}
void
setatom(Client *c, int a, const char *v) {
XSync(dpy, False);
XChangeProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window), atoms[a],
XA_STRING, 8, PropModeReplace, (unsigned char *)v,
strlen(v) + 1);
}
void
setup(void) {
char *proxy;
char *new_proxy;
SoupURI *puri;
SoupSession *s;
/* clean up any zombies immediately */
sigchld(0);
gtk_init(NULL, NULL);
if (!g_thread_supported())
g_thread_init(NULL);
dpy = GDK_DISPLAY();
s = webkit_get_default_session();
/* atoms */
atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
atoms[AtomHiLight] = XInternAtom(dpy, "_SURF_HILIGHT", False);
/* dirs and files */
cookiefile = buildpath(cookiefile);
scriptfile = buildpath(scriptfile);
stylefile = buildpath(stylefile);
/* request handler */
s = webkit_get_default_session();
soup_session_remove_feature_by_type(s, soup_cookie_get_type());
soup_session_remove_feature_by_type(s, soup_cookie_jar_get_type());
g_signal_connect_after(G_OBJECT(s), "request-started", G_CALLBACK(newrequest), NULL);
/* proxy */
if((proxy = getenv("http_proxy")) && strcmp(proxy, "")) {
new_proxy = g_strrstr(proxy, "http://") ? g_strdup(proxy) :
g_strdup_printf("http://%s", proxy);
puri = soup_uri_new(new_proxy);
g_object_set(G_OBJECT(s), "proxy-uri", puri, NULL);
soup_uri_free(puri);
g_free(new_proxy);
}
}
void
sigchld(int unused) {
if(signal(SIGCHLD, sigchld) == SIG_ERR)
die("Can't install SIGCHLD handler");
while(0 < waitpid(-1, NULL, WNOHANG));
}
void
source(Client *c, const Arg *arg) {
Arg a = { .b = FALSE };
gboolean s;
s = webkit_web_view_get_view_source_mode(c->view);
webkit_web_view_set_view_source_mode(c->view, !s);
reload(c, &a);
}
void
spawn(Client *c, const Arg *arg) {
if(fork() == 0) {
if(dpy)
close(ConnectionNumber(dpy));
setsid();
execvp(((char **)arg->v)[0], (char **)arg->v);
fprintf(stderr, "surf: execvp %s", ((char **)arg->v)[0]);
perror(" failed");
exit(0);
}
}
void
stop(Client *c, const Arg *arg) {
webkit_web_view_stop_loading(c->view);
}
void
titlechange(WebKitWebView *v, WebKitWebFrame *f, const char *t, Client *c) {
c->title = copystr(&c->title, t);
update(c);
}
void
update(Client *c) {
char *t;
if(c->progress != 100) {
t = g_strdup_printf("[%i%%] %s", c->progress, c->title);
}
else if(c->linkhover)
t = g_strdup(c->linkhover);
else
t = g_strdup(c->title);
setatom(c, AtomHiLight, c->linkhover ? c->linkhover : geturi(c));
drawindicator(c);
gtk_window_set_title(GTK_WINDOW(c->win), t);
g_free(t);
}
void
updatewinid(Client *c) {
snprintf(winid, LENGTH(winid), "%u",
(int)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
}
void
usage(void) {
fputs("surf - simple browser\n", stderr);
die("usage: surf [-e xid] [-i] [-p] [-s] [-v] [-x] [uri]\n");
}
void
windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js, JSObjectRef win, Client *c) {
runscript(frame, js);
}
void
zoom(Client *c, const Arg *arg) {
c->zoomed = TRUE;
if(arg->i < 0) /* zoom out */
webkit_web_view_zoom_out(c->view);
else if(arg->i > 0) /* zoom in */
webkit_web_view_zoom_in(c->view);
else { /* reset */
c->zoomed = FALSE;
webkit_web_view_set_zoom_level(c->view, 1.0);
}
}
int
main(int argc, char *argv[]) {
int i;
Arg arg;
progname = argv[0];
/* command line args */
for(i = 1, arg.v = NULL; i < argc && argv[i][0] == '-' &&
argv[i][1] != '\0' && argv[i][2] == '\0'; i++) {
if(!strcmp(argv[i], "--")) {
i++;
break;
}
switch(argv[i][1]) {
case 'e':
if(++i < argc)
embed = atoi(argv[i]);
else
usage();
break;
case 'i':
loadimage = 0;
break;
case 'p':
plugin = 0;
break;
case 's':
script = 0;
break;
case 'x':
showxid = TRUE;
break;
case 'v':
die("surf-"VERSION", © 2009 surf engineers, see LICENSE for details\n");
default:
usage();
}
}
if(i < argc)
arg.v = argv[i];
setup();
newclient();
if(arg.v)
loaduri(clients, &arg);
gtk_main();
cleanup();
return EXIT_SUCCESS;
}