Desktop
/* $Id: ghtml-gtkmozembed.c,v 1.3 2008/10/11 17:49:36 khorben Exp $ */
/* Copyright (c) 2008 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Desktop Surfer */
/* Surfer is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License version 2 as published by the Free
* Software Foundation.
*
* Surfer is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* Surfer; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
* Suite 330, Boston, MA 02111-1307 USA */
#include <stdlib.h>
#include <stdio.h>
#include <gtkmozembed.h>
#include "callbacks.h"
#include "ghtml.h"
/* prototypes */
/* private */
/* callbacks */
static void _on_link_message(GtkMozEmbed * view, gpointer data);
static void _on_location(GtkMozEmbed * view, gpointer data);
static void _on_net_start(GtkMozEmbed * view, gpointer data);
static void _on_net_stop(GtkMozEmbed * view, gpointer data);
static void _on_new_window(GtkMozEmbed * view, GtkMozEmbed ** ret, guint mask,
gpointer data);
static void _on_progress(GtkMozEmbed * view, gint cur, gint max, gpointer data);
static void _on_resize(GtkMozEmbed * view, gint width, gint height,
gpointer data);
static void _on_title(GtkMozEmbed * view, gpointer data);
/* popup */
static void _on_popup_destroy_browser(GtkMozEmbed * view, gpointer data);
static void _on_popup_resize(GtkMozEmbed * view, gint width, gint height,
gpointer data);
static void _on_popup_title(GtkMozEmbed * view, gpointer data);
/* functions */
/* private */
/* callbacks */
static void _on_link_message(GtkMozEmbed * view, gpointer data)
{
Surfer * surfer = data;
char const * url = ghtml_get_link_message(GTK_WIDGET(view));
if(surfer->statusbar_id)
gtk_statusbar_remove(GTK_STATUSBAR(surfer->statusbar),
gtk_statusbar_get_context_id(
GTK_STATUSBAR(surfer->statusbar), ""),
surfer->statusbar_id);
surfer->statusbar_id = gtk_statusbar_push(GTK_STATUSBAR(
surfer->statusbar),
gtk_statusbar_get_context_id(GTK_STATUSBAR(
surfer->statusbar), ""),
url != NULL ? url : "Ready");
}
static void _on_location(GtkMozEmbed * view, gpointer data)
{
Surfer * surfer = data;
char const * url;
GtkWidget * widget;
static int i = 0; /* XXX should be set per-window */
url = ghtml_get_location(GTK_WIDGET(view));
widget = gtk_bin_get_child(GTK_BIN(surfer->tb_path));
gtk_entry_set_text(GTK_ENTRY(widget), url);
if(i == 8)
gtk_combo_box_remove_text(GTK_COMBO_BOX(surfer->tb_path), 0);
else
i++;
gtk_combo_box_append_text(GTK_COMBO_BOX(surfer->tb_path), url);
gtk_widget_set_sensitive(GTK_WIDGET(surfer->tb_back),
ghtml_can_go_back(GTK_WIDGET(view)));
gtk_widget_set_sensitive(GTK_WIDGET(surfer->tb_forward),
ghtml_can_go_forward(GTK_WIDGET(view)));
}
static void _on_net_start(GtkMozEmbed * view, gpointer data)
{
Surfer * surfer = data;
gtk_widget_set_sensitive(GTK_WIDGET(surfer->tb_back),
ghtml_can_go_back(GTK_WIDGET(view)));
gtk_widget_set_sensitive(GTK_WIDGET(surfer->tb_forward),
ghtml_can_go_forward(GTK_WIDGET(view)));
gtk_widget_set_sensitive(GTK_WIDGET(surfer->tb_refresh), TRUE);
gtk_widget_set_sensitive(GTK_WIDGET(surfer->tb_stop), TRUE);
}
static void _on_net_stop(GtkMozEmbed * view, gpointer data)
{
Surfer * surfer = data;
gtk_widget_set_sensitive(GTK_WIDGET(surfer->tb_back),
ghtml_can_go_back(GTK_WIDGET(view)));
gtk_widget_set_sensitive(GTK_WIDGET(surfer->tb_forward),
ghtml_can_go_forward(GTK_WIDGET(view)));
gtk_widget_set_sensitive(GTK_WIDGET(surfer->tb_stop), FALSE);
if(surfer->statusbar_id)
gtk_statusbar_remove(GTK_STATUSBAR(surfer->statusbar),
gtk_statusbar_get_context_id(
GTK_STATUSBAR(surfer->statusbar), ""),
surfer->statusbar_id);
surfer->statusbar_id = gtk_statusbar_push(GTK_STATUSBAR(
surfer->statusbar),
gtk_statusbar_get_context_id(GTK_STATUSBAR(
surfer->statusbar), ""), "Ready");
}
static void _on_new_window(GtkMozEmbed * view, GtkMozEmbed ** ret, guint mask,
gpointer data)
{
Surfer * surfer = data;
GtkWidget * window;
GtkWidget * vbox;
GtkWidget * newview;
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size(GTK_WINDOW(window), 200, 200);
gtk_window_set_title(GTK_WINDOW(window), SURFER_DEFAULT_TITLE);
if((mask & GTK_MOZ_EMBED_FLAG_WINDOWRESIZEON)
!= GTK_MOZ_EMBED_FLAG_WINDOWRESIZEON)
gtk_window_set_resizable(GTK_WINDOW(window), FALSE);
if((mask & GTK_MOZ_EMBED_FLAG_MODAL)
== GTK_MOZ_EMBED_FLAG_MODAL)
gtk_window_set_transient_for(GTK_WINDOW(window),
GTK_WINDOW(surfer->window));
vbox = gtk_vbox_new(FALSE, 0);
if((mask & GTK_MOZ_EMBED_FLAG_MENUBARON)
== GTK_MOZ_EMBED_FLAG_MENUBARON)
{
/* FIXME implement */
}
newview = gtk_moz_embed_new();
/* XXX handle more callbacks? */
g_signal_connect(G_OBJECT(newview), "destroy_browser", G_CALLBACK(
_on_popup_destroy_browser), window);
g_signal_connect(G_OBJECT(newview), "size_to", G_CALLBACK(
_on_popup_resize), window);
g_signal_connect(G_OBJECT(newview), "title", G_CALLBACK(
_on_popup_title), window);
/* FIXME other settings and callbacks */
gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(newview), TRUE, TRUE, 0);
gtk_container_add(GTK_CONTAINER(window), vbox);
gtk_widget_show_all(window);
*ret = GTK_MOZ_EMBED(newview);
}
static void _on_progress(GtkMozEmbed * view, gint cur, gint max, gpointer data)
{
Surfer * surfer = data;
char buf[256];
if(surfer->statusbar_id)
gtk_statusbar_remove(GTK_STATUSBAR(surfer->statusbar),
gtk_statusbar_get_context_id(
GTK_STATUSBAR(surfer->statusbar), ""),
surfer->statusbar_id);
if(max > 1024 || max <= 0)
snprintf(buf, sizeof(buf), "%s%u%s%u%s", "Transferring data (",
cur / 1024, " on ", max / 1024,
" KB received)");
else
snprintf(buf, sizeof(buf), "%s%u%s%u%s", "Transferring data (",
cur, " on ", max, " bytes received)");
surfer->statusbar_id = gtk_statusbar_push(GTK_STATUSBAR(
surfer->statusbar),
gtk_statusbar_get_context_id(GTK_STATUSBAR(
surfer->statusbar), ""), buf);
}
static void _on_resize(GtkMozEmbed * view, gint width, gint height,
gpointer data)
{
Surfer * surfer = data;
gtk_window_resize(GTK_WINDOW(surfer->window), width, height);
}
static void _on_title(GtkMozEmbed * view, gpointer data)
{
Surfer * surfer = data;
char const * title;
char buf[256];
title = ghtml_get_title(GTK_WIDGET(view));
if(title == NULL || title[0] == '\0')
gtk_window_set_title(GTK_WINDOW(surfer->window),
SURFER_DEFAULT_TITLE);
else
{
snprintf(buf, sizeof(buf), "%s - %s", SURFER_DEFAULT_TITLE,
title);
gtk_window_set_title(GTK_WINDOW(surfer->window), buf);
}
}
/* popup */
static void _on_popup_destroy_browser(GtkMozEmbed * view, gpointer data)
{
GtkWidget * window = data;
gtk_widget_destroy(window);
}
static void _on_popup_resize(GtkMozEmbed * view, gint width, gint height,
gpointer data)
{
GtkWindow * window = data;
/* FIXME probably should resize the widget itself instead */
gtk_window_resize(window, width, height);
}
static void _on_popup_title(GtkMozEmbed * view, gpointer data)
{
GtkWindow * window = data;
char const * title;
char buf[256];
title = ghtml_get_title(GTK_WIDGET(view));
if(title == NULL || title[0] == '\0')
gtk_window_set_title(window, SURFER_DEFAULT_TITLE);
else
{
snprintf(buf, sizeof(buf), "%s - %s", SURFER_DEFAULT_TITLE,
title);
gtk_window_set_title(window, buf);
}
}
/* public */
/* ghtml_new */
static char const * _new_get_prefs_directory(void);
GtkWidget * ghtml_new(Surfer * surfer)
{
static int init = 0;
GtkWidget * ghtml;
char const * buf;
if(init == 0)
{
gtk_moz_embed_set_comp_path(SURFER_GTKMOZEMBED_COMPPATH);
if((buf = _new_get_prefs_directory()) != NULL)
gtk_moz_embed_set_profile_path(buf, "gecko");
init = 1;
}
ghtml = gtk_moz_embed_new();
/* FIXME handle callbacks in a common way */
g_signal_connect(G_OBJECT(ghtml), "link_message", G_CALLBACK(
_on_link_message), surfer);
g_signal_connect(G_OBJECT(ghtml), "location", G_CALLBACK(_on_location),
surfer);
g_signal_connect(G_OBJECT(ghtml), "net_start", G_CALLBACK(
_on_net_start), surfer);
g_signal_connect(G_OBJECT(ghtml), "net_stop", G_CALLBACK(_on_net_stop),
surfer);
g_signal_connect(G_OBJECT(ghtml), "new_window", G_CALLBACK(
_on_new_window), surfer);
g_signal_connect(G_OBJECT(ghtml), "progress", G_CALLBACK(_on_progress),
surfer);
g_signal_connect(G_OBJECT(ghtml), "size_to", G_CALLBACK(_on_resize),
surfer);
g_signal_connect(G_OBJECT(ghtml), "title", G_CALLBACK(_on_title),
surfer);
return ghtml;
}
static char const * _new_get_prefs_directory(void)
{
static char * home = NULL;
static char buf[256];
const int buf_size = sizeof(buf);
if(home != NULL)
return buf;
if((home = getenv("HOME")) == NULL)
return NULL;
if(snprintf(buf, sizeof(buf), "%s/%s", home, ".surfer") >= buf_size)
{
home = NULL; /* XXX will then work once it fits... */
return NULL;
}
return buf;
}
/* accessors */
/* ghtml_can_go_back */
gboolean ghtml_can_go_back(GtkWidget * ghtml)
{
return gtk_moz_embed_can_go_back(GTK_MOZ_EMBED(ghtml));
}
/* ghtml_can_go_forward */
gboolean ghtml_can_go_forward(GtkWidget * ghtml)
{
return gtk_moz_embed_can_go_forward(GTK_MOZ_EMBED(ghtml));
}
/* ghtml_get_link_message */
char const * ghtml_get_link_message(GtkWidget * ghtml)
{
static char buf[256];
char * p;
/* XXX not so elegant */
p = gtk_moz_embed_get_link_message(GTK_MOZ_EMBED(ghtml));
snprintf(buf, sizeof(buf), "%s", p);
free(p);
return buf;
}
/* ghtml_get_location */
char const * ghtml_get_location(GtkWidget * ghtml)
{
static char buf[256];
char * p;
/* XXX not so elegant */
p = gtk_moz_embed_get_location(GTK_MOZ_EMBED(ghtml));
snprintf(buf, sizeof(buf), "%s", p);
free(p);
return buf;
}
/* ghtml_get_title */
char const * ghtml_get_title(GtkWidget * ghtml)
{
static char buf[256];
char * p;
/* XXX not so elegant */
p = gtk_moz_embed_get_title(GTK_MOZ_EMBED(ghtml));
snprintf(buf, sizeof(buf), "%s", p);
free(p);
return buf;
}
/* useful */
/* ghtml_go_back */
gboolean ghtml_go_back(GtkWidget * ghtml)
{
if(gtk_moz_embed_can_go_back(GTK_MOZ_EMBED(ghtml)) != TRUE)
return FALSE;
gtk_moz_embed_go_back(GTK_MOZ_EMBED(ghtml));
return TRUE;
}
/* ghtml_go_forward */
gboolean ghtml_go_forward(GtkWidget * ghtml)
{
if(gtk_moz_embed_can_go_forward(GTK_MOZ_EMBED(ghtml)) != TRUE)
return FALSE;
gtk_moz_embed_go_forward(GTK_MOZ_EMBED(ghtml));
return TRUE;
}
/* ghtml_load_url */
void ghtml_load_url(GtkWidget * ghtml, char const * url)
{
gtk_moz_embed_load_url(GTK_MOZ_EMBED(ghtml), url);
}
/* ghtml_refresh */
void ghtml_refresh(GtkWidget * ghtml)
{
gtk_moz_embed_reload(GTK_MOZ_EMBED(ghtml),
GTK_MOZ_EMBED_FLAG_RELOADBYPASSCACHE);
}
/* ghtml_reload */
void ghtml_reload(GtkWidget * ghtml)
{
gtk_moz_embed_reload(GTK_MOZ_EMBED(ghtml),
GTK_MOZ_EMBED_FLAG_RELOADNORMAL);
}
/* ghtml_stop */
void ghtml_stop(GtkWidget * ghtml)
{
gtk_moz_embed_stop_load(GTK_MOZ_EMBED(ghtml));
}