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supporting multiple windows per instance

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This commit is contained in:
Enno Boland (Gottox) 2009-06-05 20:16:10 +02:00
parent d1cfea4e86
commit ad005db13f
2 changed files with 134 additions and 86 deletions
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10
Makefile
View file

@ -3,10 +3,10 @@
include config.mk
SRC = surf.c
SRC = surf.c tabbed.c
OBJ = ${SRC:.c=.o}
all: options surf
all: options surf tabbed
options:
@echo surf build options:
@ -20,9 +20,11 @@ options:
${OBJ}: config.mk
surf: ${OBJ}
surf: surf.o
@echo CC -o $@
@${CC} -o $@ ${OBJ} ${LDFLAGS}
@${CC} -o $@ surf.o ${LDFLAGS}
tabbed: tabbed.o
clean:
@echo cleaning

210
surf.c
View file

@ -1,3 +1,7 @@
/* See LICENSE file for copyright and license details.
*
* To understand surf, start reading main().
*/
#include <X11/X.h>
#include <X11/Xatom.h>
#include <gtk/gtk.h>
@ -24,36 +28,48 @@
Display *dpy;
Atom urlprop;
GtkWidget *win;
GtkWidget *browser;
WebKitWebView *view;
gchar *title;
gint progress = 100;
typedef struct Client {
GtkWidget *win;
GtkWidget *browser;
WebKitWebView *view;
gchar *title;
gint progress;
struct Client *next;
} Client;
Client *clients = NULL;
gboolean embed = FALSE;
gboolean showxid = FALSE;
gboolean ignore_once = FALSE;
static Client *newclient();
static void die(char *str);
static void setup(void);
static void cleanup(void);
static void updatetitle(void);
static void updatetitle(Client *c);
static void windestroy(GtkWidget* w, gpointer d);
static gboolean keypress(GtkWidget* w, GdkEventKey *ev);
static void titlechange(WebKitWebView* view, WebKitWebFrame* frame, const gchar* title, gpointer d);
static void progresschange(WebKitWebView *view, gint p, gpointer d);
static void loadcommit(WebKitWebView *view, WebKitWebFrame *f, gpointer d);
static void linkhover(WebKitWebView* page, const gchar* t, const gchar* l, gpointer d);
static void destroyclient(Client *c);
static gboolean newwindow(WebKitWebView *view, WebKitWebFrame *f,
WebKitNetworkRequest *r, WebKitWebNavigationAction *n,
WebKitWebPolicyDecision *p, gpointer d);
static gboolean download(WebKitWebView *view, GObject *o, gpointer d);
static void loaduri(gchar *uri);
static void loadfile(gchar *f);
static void setupx();
static void loaduri(const Client *c, const gchar *uri);
static void loadfile(const Client *c, const gchar *f);
GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event, gpointer data);
void
cleanup(void) {
}
GdkFilterReturn
processx(GdkXEvent *e, GdkEvent *event, gpointer data) {
processx(GdkXEvent *e, GdkEvent *event, gpointer d) {
XPropertyEvent *ev;
Client *c = (Client *)d;
Atom adummy;
int idummy;
unsigned long ldummy;
@ -62,8 +78,8 @@ processx(GdkXEvent *e, GdkEvent *event, gpointer data) {
ev = &((XEvent *)e)->xproperty;
if(ignore_once == FALSE && ev->atom == urlprop && ev->state == PropertyNewValue) {
XGetWindowProperty(dpy, ev->window, urlprop, 0L, BUFSIZ, False, XA_STRING,
&adummy, &idummy, &ldummy, &ldummy, &buf);
loaduri((gchar *)buf);
&adummy, &idummy, &ldummy, &ldummy, &buf);
loaduri(c, (gchar *)buf);
XFree(buf);
return GDK_FILTER_REMOVE;
}
@ -73,45 +89,36 @@ processx(GdkXEvent *e, GdkEvent *event, gpointer data) {
}
void
setupx() {
dpy = GDK_WINDOW_XDISPLAY(GTK_WIDGET(win)->window);
urlprop = XInternAtom(dpy, "_SURF_URL", False);
gdk_window_add_filter(GTK_WIDGET(win)->window, processx, NULL);
gdk_window_set_events(GTK_WIDGET(win)->window, GDK_ALL_EVENTS_MASK);
}
void
loadfile(gchar *f) {
GIOChannel *c = NULL;
loadfile(const Client *c, const gchar *f) {
GIOChannel *chan = NULL;
GError *e = NULL;
GString *code = g_string_new("");
GString *uri = g_string_new(f);
gchar *line;
if(strcmp(f, "-") == 0) {
c = g_io_channel_unix_new(STDIN_FILENO);
if (c) {
while(g_io_channel_read_line(c, &line, NULL, NULL, &e) == G_IO_STATUS_NORMAL) {
chan = g_io_channel_unix_new(STDIN_FILENO);
if (chan) {
while(g_io_channel_read_line(chan, &line, NULL, NULL, &e) == G_IO_STATUS_NORMAL) {
g_string_append(code, line);
g_free(line);
}
webkit_web_view_load_html_string(view, code->str, NULL);
g_free(code);
g_io_channel_shutdown(c, FALSE, NULL);
webkit_web_view_load_html_string(c->view, code->str, NULL);
g_io_channel_shutdown(chan, FALSE, NULL);
}
}
else {
g_string_prepend(uri, "file://");
loaduri(uri->str);
loaduri(c, uri->str);
}
}
static void loaduri(gchar *uri) {
static void loaduri(const Client *c, const gchar *uri) {
GString* u = g_string_new(uri);
if(g_strrstr(u->str, "://") == NULL)
if(g_strrstr(u->str, ":") == NULL)
g_string_prepend(u, "http://");
webkit_web_view_load_uri(view, u->str);
webkit_web_view_load_uri(c->view, u->str);
g_string_free(u, TRUE);
}
@ -125,8 +132,9 @@ gboolean
newwindow(WebKitWebView *view, WebKitWebFrame *f,
WebKitNetworkRequest *r, WebKitWebNavigationAction *n,
WebKitWebPolicyDecision *p, gpointer d) {
/* TODO */
return FALSE;
Client *c = newclient();
webkit_web_view_load_request(c->view, r);
return TRUE;
}
void
linkhover(WebKitWebView* page, const gchar* t, const gchar* l, gpointer d) {
@ -135,43 +143,64 @@ linkhover(WebKitWebView* page, const gchar* t, const gchar* l, gpointer d) {
void
loadcommit(WebKitWebView *view, WebKitWebFrame *f, gpointer d) {
Client *c = (Client *)d;
gchar *uri;
if(!(uri = (gchar *)webkit_web_view_get_uri(view)))
uri = "(null)";
ignore_once = TRUE;
XChangeProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(win)->window), urlprop,
XChangeProperty(dpy, GDK_WINDOW_XID(GTK_WIDGET(c->win)->window), urlprop,
XA_STRING, 8, PropModeReplace, (unsigned char *)uri,
strlen(uri) + 1);
}
void
progresschange(WebKitWebView* view, gint p, gpointer d) {
progress = p;
updatetitle();
Client *c = (Client *)d;
c->progress = p;
updatetitle(c);
}
void
updatetitle() {
updatetitle(Client *c) {
char t[512];
if(progress == 100)
snprintf(t, LENGTH(t), "%s", title);
if(c->progress == 100)
snprintf(t, LENGTH(t), "%s", c->title);
else
snprintf(t, LENGTH(t), "%s [%i%%]", title, progress);
gtk_window_set_title(GTK_WINDOW(win), t);
snprintf(t, LENGTH(t), "%s [%i%%]", c->title, c->progress);
gtk_window_set_title(GTK_WINDOW(c->win), t);
}
void
titlechange(WebKitWebView *v, WebKitWebFrame *f, const gchar *t, gpointer d) {
if(title)
g_free(title);
title = g_strdup(t);
updatetitle();
Client *c = (Client *)d;
if(c->title)
g_free(c->title);
c->title = g_strdup(t);
updatetitle(c);
}
void
windestroy(GtkWidget* w, gpointer d) {
gtk_main_quit();
Client *c = (Client *)d;
destroyclient(c);
}
void
destroyclient(Client *c) {
Client *p;
gtk_widget_destroy(c->win);
if(clients == c && c->next == NULL)
gtk_main_quit();
for(p = clients; p && p->next != c; p = p->next);
if(p)
p->next = c->next;
else
clients = c->next;
free(c);
}
gboolean
@ -181,43 +210,60 @@ keypress(GtkWidget* w, GdkEventKey *ev) {
}
void setup(void) {
if(embed) {
win = gtk_plug_new(0);
}
else {
win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_wmclass(GTK_WINDOW(win), "surf", "surf");
}
gtk_window_set_default_size(GTK_WINDOW(win), 800, 600);
browser = gtk_scrolled_window_new(NULL, NULL);
g_signal_connect (G_OBJECT(win), "destroy", G_CALLBACK(windestroy), NULL);
g_signal_connect (G_OBJECT(win), "key-press-event", G_CALLBACK(keypress), NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(browser),
GTK_POLICY_NEVER, GTK_POLICY_NEVER);
view = WEBKIT_WEB_VIEW(webkit_web_view_new());
gtk_container_add(GTK_CONTAINER(browser), GTK_WIDGET(view));
g_signal_connect(G_OBJECT(view), "title-changed", G_CALLBACK(titlechange), view);
g_signal_connect(G_OBJECT(view), "load-progress-changed", G_CALLBACK(progresschange), view);
g_signal_connect(G_OBJECT(view), "load-committed", G_CALLBACK(loadcommit), view);
g_signal_connect(G_OBJECT(view), "hovering-over-link", G_CALLBACK(linkhover), view);
g_signal_connect(G_OBJECT(view), "new-window-policy-decision-requested", G_CALLBACK(newwindow), view);
g_signal_connect(G_OBJECT(view), "download-requested", G_CALLBACK(download), view);
/* g_signal_connect(G_OBJECT(view), "create-web-view", G_CALLBACK(createwebview), view); */
gtk_container_add(GTK_CONTAINER(win), browser);
gtk_widget_grab_focus(GTK_WIDGET(view));
gtk_widget_show_all(win);
if(showxid)
printf("%u\n", (unsigned int)GDK_WINDOW_XID(GTK_WIDGET(win)->window));
dpy = GDK_DISPLAY();
urlprop = XInternAtom(dpy, "_SURF_URL", False);
}
void cleanup() {
void die(char *str) {
fputs(str, stderr);
exit(EXIT_FAILURE);
}
Client *
newclient(void) {
Client *c;
if(!(c = calloc(1, sizeof(Client))))
die("Cannot malloc!\n");
if(embed) {
c->win = gtk_plug_new(0);
}
else {
c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_wmclass(GTK_WINDOW(c->win), "surf", "surf");
}
gtk_window_set_default_size(GTK_WINDOW(c->win), 800, 600);
c->browser = gtk_scrolled_window_new(NULL, NULL);
g_signal_connect (G_OBJECT(c->win), "destroy", G_CALLBACK(windestroy), c);
g_signal_connect (G_OBJECT(c->win), "key-press-event", G_CALLBACK(keypress), NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(c->browser),
GTK_POLICY_NEVER, GTK_POLICY_NEVER);
c->view = WEBKIT_WEB_VIEW(webkit_web_view_new());
gtk_container_add(GTK_CONTAINER(c->browser), GTK_WIDGET(c->view));
g_signal_connect(G_OBJECT(c->view), "title-changed", G_CALLBACK(titlechange), c);
g_signal_connect(G_OBJECT(c->view), "load-progress-changed", G_CALLBACK(progresschange), c);
g_signal_connect(G_OBJECT(c->view), "load-committed", G_CALLBACK(loadcommit), c);
g_signal_connect(G_OBJECT(c->view), "hovering-over-link", G_CALLBACK(linkhover), c);
g_signal_connect(G_OBJECT(c->view), "new-window-policy-decision-requested", G_CALLBACK(newwindow), c);
g_signal_connect(G_OBJECT(c->view), "download-requested", G_CALLBACK(download), c);
/* g_signal_connect(G_OBJECT(c->view), "create-web-view", G_CALLBACK(createwebview), c); */
gtk_container_add(GTK_CONTAINER(c->win), c->browser);
gtk_widget_grab_focus(GTK_WIDGET(c->view));
gtk_widget_show_all(c->win);
if(showxid)
printf("%u\n", (unsigned int)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
c->next = clients;
clients = c;
gdk_window_set_events(GTK_WIDGET(c->win)->window, GDK_ALL_EVENTS_MASK);
gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
return c;
}
int main(int argc, char *argv[]) {
gchar *uri = NULL, *file = NULL;
Client *c;
ARG {
case 'x':
@ -247,12 +293,12 @@ int main(int argc, char *argv[]) {
if (!g_thread_supported())
g_thread_init(NULL);
setup();
setupx();
c = newclient();
if(uri)
loaduri(uri);
loaduri(c, uri);
else if(file)
loadfile(file);
updatetitle();
loadfile(c, file);
updatetitle(c);
gtk_main();
cleanup();
return EXIT_SUCCESS;