/* * Copyright (C) 2000-2003 Marco Pesenti Gritti * Copyright (C) 2003, 2004 Christian Persch * Copyright (C) 2004 Crispin Flowerday * Copyright (C) 2004 Adam Hooper * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * This program 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 this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * $Id$ */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "ephy-tab.h" #include "eel-gconf-extensions.h" #include "ephy-prefs.h" #include "ephy-embed-factory.h" #include "ephy-embed-prefs.h" #include "ephy-debug.h" #include "ephy-string.h" #include "ephy-notebook.h" #include "ephy-file-helpers.h" #include "ephy-zoom.h" #include "ephy-favicon-cache.h" #include "ephy-embed-persist.h" #include "ephy-history.h" #include "ephy-embed-shell.h" #include "ephy-embed-single.h" #include "ephy-shell.h" #include "ephy-permission-manager.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define EPHY_TAB_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_TAB, EphyTabPrivate)) #define CONF_LOCKDOWN_DISABLE_JAVASCRIPT_CHROME "/apps/epiphany/lockdown/disable_javascript_chrome" struct EphyTabPrivate { char *status_message; char *link_message; char *icon_address; char *address; char *title; int load_percent; gboolean visibility; gboolean load_status; TabAddressExpire address_expire; int cur_requests; int total_requests; int width; int height; GtkToggleAction *action; float zoom; gboolean setting_zoom; EmbedSecurityLevel security_level; GSList *hidden_popups; GSList *shown_popups; TabNavigationFlags nav_flags; }; static void ephy_tab_class_init (EphyTabClass *klass); static void ephy_tab_init (EphyTab *tab); static void ephy_tab_finalize (GObject *object); enum { PROP_0, PROP_ADDRESS, PROP_ICON, PROP_LOAD_PROGRESS, PROP_LOAD_STATUS, PROP_MESSAGE, PROP_NAVIGATION, PROP_SECURITY, PROP_HIDDEN_POPUP_COUNT, PROP_DISPLAY_POPUPS, PROP_TITLE, PROP_VISIBLE, PROP_ZOOM }; typedef struct { char *url; char *features; } PopupInfo; static GObjectClass *parent_class = NULL; static gulong tab_id = 0; /* internal functions, accessible only from this file */ static void ephy_tab_set_icon_address (EphyTab *tab, const char *location); static void ephy_tab_set_load_status (EphyTab *tab, gboolean status); static void ephy_tab_set_link_message (EphyTab *tab, char *message); static void ephy_tab_set_load_percent (EphyTab *tab, int percent); static void ephy_tab_update_navigation_flags(EphyTab *tab, EphyEmbed *embed); static void ephy_tab_set_security_level (EphyTab *tab, EmbedSecurityLevel level); static void ephy_tab_set_title (EphyTab *tab, EphyEmbed *embed, const char *new_title); static void ephy_tab_set_zoom (EphyTab *tab, float zoom); static guint popup_blocker_n_hidden (EphyTab *tab); static gboolean ephy_tab_get_popups_displayed (EphyTab *tab); static void ephy_tab_set_popups_displayed (EphyTab *tab, gboolean allowed); /* Class functions */ GType ephy_tab_get_type (void) { static GType ephy_tab_type = 0; if (ephy_tab_type == 0) { static const GTypeInfo our_info = { sizeof (EphyTabClass), NULL, /* base_init */ NULL, /* base_finalize */ (GClassInitFunc) ephy_tab_class_init, NULL, NULL, /* class_data */ sizeof (EphyTab), 0, /* n_preallocs */ (GInstanceInitFunc) ephy_tab_init }; ephy_tab_type = g_type_register_static (GTK_TYPE_BIN, "EphyTab", &our_info, 0); } return ephy_tab_type; } static void ephy_tab_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { EphyTab *tab = EPHY_TAB (object); switch (prop_id) { case PROP_ADDRESS: ephy_tab_set_location (tab, g_value_get_string (value), TAB_ADDRESS_EXPIRE_NOW); break; case PROP_DISPLAY_POPUPS: ephy_tab_set_popups_displayed (tab, g_value_get_boolean (value)); break; case PROP_ICON: case PROP_LOAD_PROGRESS: case PROP_LOAD_STATUS: case PROP_MESSAGE: case PROP_NAVIGATION: case PROP_SECURITY: case PROP_HIDDEN_POPUP_COUNT: case PROP_TITLE: case PROP_VISIBLE: case PROP_ZOOM: /* read only */ break; } } static void ephy_tab_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { EphyTab *tab = EPHY_TAB (object); switch (prop_id) { case PROP_ADDRESS: g_value_set_string (value, tab->priv->address); break; case PROP_ICON: g_value_set_string (value, tab->priv->icon_address); break; case PROP_LOAD_PROGRESS: g_value_set_int (value, tab->priv->load_percent); break; case PROP_LOAD_STATUS: g_value_set_boolean (value, tab->priv->load_status); break; case PROP_MESSAGE: g_value_set_string (value, ephy_tab_get_status_message (tab)); break; case PROP_NAVIGATION: g_value_set_int (value, tab->priv->nav_flags); break; case PROP_SECURITY: g_value_set_int (value, tab->priv->security_level); break; case PROP_HIDDEN_POPUP_COUNT: g_value_set_int (value, popup_blocker_n_hidden (tab)); break; case PROP_DISPLAY_POPUPS: g_value_set_boolean (value, ephy_tab_get_popups_displayed (tab)); break; case PROP_TITLE: g_value_set_string (value, tab->priv->title); break; case PROP_VISIBLE: g_value_set_boolean (value, tab->priv->visibility); break; case PROP_ZOOM: g_value_set_float (value, tab->priv->zoom); break; } } static void ephy_tab_size_allocate (GtkWidget *widget, GtkAllocation *allocation) { GtkWidget *child; widget->allocation = *allocation; child = GTK_BIN (widget)->child; if (child && GTK_WIDGET_VISIBLE (child)) { gtk_widget_size_allocate (child, allocation); } } static EphyWindow * ephy_tab_get_window (EphyTab *tab) { GtkWidget *toplevel; toplevel = gtk_widget_get_toplevel (GTK_WIDGET (tab)); g_return_val_if_fail (toplevel != NULL, NULL); return EPHY_WINDOW (toplevel); } static void ephy_tab_action_activate_cb (GtkAction *action, EphyTab *tab) { EphyWindow *window; g_return_if_fail (EPHY_IS_TAB (tab)); window = ephy_tab_get_window (tab); g_return_if_fail (window != NULL); if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)) && ephy_window_get_active_tab (window) != tab) { ephy_window_jump_to_tab (window, tab); } } static void ephy_tab_class_init (EphyTabClass *class) { GObjectClass *object_class = G_OBJECT_CLASS (class); GtkWidgetClass *widget_class = GTK_WIDGET_CLASS(class); parent_class = g_type_class_peek_parent (class); object_class->finalize = ephy_tab_finalize; object_class->get_property = ephy_tab_get_property; object_class->set_property = ephy_tab_set_property; widget_class->size_allocate = ephy_tab_size_allocate; g_object_class_install_property (object_class, PROP_ADDRESS, g_param_spec_string ("address", "Address", "The tab's address", "", G_PARAM_READWRITE)); g_object_class_install_property (object_class, PROP_ICON, g_param_spec_string ("icon", "Icon address", "The tab icon's address", NULL, G_PARAM_READABLE)); g_object_class_install_property (object_class, PROP_LOAD_PROGRESS, g_param_spec_int ("load-progress", "Load progress", "The tab's load progress in percent", 0, 100, 0, G_PARAM_READABLE)); g_object_class_install_property (object_class, PROP_LOAD_STATUS, g_param_spec_boolean ("load-status", "Load status", "The tab's load status", FALSE, G_PARAM_READABLE)); g_object_class_install_property (object_class, PROP_MESSAGE, g_param_spec_string ("message", "Message", "The tab's statusbar message", NULL, G_PARAM_READABLE)); g_object_class_install_property (object_class, PROP_NAVIGATION, g_param_spec_int ("navigation", "Navigation flags", "The tab's navigation flags", 0, TAB_NAV_UP | TAB_NAV_BACK | TAB_NAV_FORWARD, 0, G_PARAM_READABLE)); g_object_class_install_property (object_class, PROP_SECURITY, g_param_spec_int ("security-level", "Security Level", "The tab's security level", STATE_IS_UNKNOWN, STATE_IS_SECURE_HIGH, STATE_IS_UNKNOWN, G_PARAM_READABLE)); g_object_class_install_property (object_class, PROP_HIDDEN_POPUP_COUNT, g_param_spec_int ("hidden-popup-count", "Number of Blocked Popups", "The tab's number of blocked popup windows", 0, G_MAXINT, 0, G_PARAM_READABLE)); g_object_class_install_property (object_class, PROP_DISPLAY_POPUPS, g_param_spec_boolean ("popups-allowed", "Popups Allowed", "Whether popup windows are to be displayed", FALSE, G_PARAM_READABLE | G_PARAM_WRITABLE)); g_object_class_install_property (object_class, PROP_TITLE, g_param_spec_string ("title", "Title", "The tab's title", _("Blank page"), G_PARAM_READABLE)); g_object_class_install_property (object_class, PROP_VISIBLE, g_param_spec_boolean ("visible", "Visibility", "The tab's visibility", TRUE, G_PARAM_READABLE)); g_object_class_install_property (object_class, PROP_ZOOM, g_param_spec_float ("zoom", "Zoom", "The tab's zoom", ZOOM_MINIMAL, ZOOM_MAXIMAL, 1.0, G_PARAM_READABLE)); g_type_class_add_private (object_class, sizeof(EphyTabPrivate)); } static void popups_manager_free_info (PopupInfo *popup) { g_free (popup->url); g_free (popup->features); g_free (popup); } static void popups_manager_add (EphyTab *tab, const char *url, const char *features) { PopupInfo *popup; LOG ("popups_manager_add: tab %p, url %s, features %s", tab, url, features) g_return_if_fail (EPHY_IS_TAB (tab)); popup = g_new0 (PopupInfo, 1); popup->url = g_strdup (url); popup->features = g_strdup (features); tab->priv->hidden_popups = g_slist_prepend (tab->priv->hidden_popups, popup); g_object_notify (G_OBJECT (tab), "hidden-popup-count"); } static gboolean popups_manager_remove_window (EphyTab *tab, EphyWindow *window) { tab->priv->shown_popups = g_slist_remove (tab->priv->shown_popups, window); return FALSE; } static void disconnect_popup (EphyWindow *window, EphyTab *tab) { g_signal_handlers_disconnect_by_func (window, G_CALLBACK (popups_manager_remove_window), tab); } static void popups_manager_add_window (EphyTab *tab, EphyWindow *window) { LOG ("popups_manager_add_window: tab %p, window %p", tab, window) g_return_if_fail (EPHY_IS_TAB (tab)); g_return_if_fail (EPHY_IS_WINDOW (window)); tab->priv->shown_popups = g_slist_prepend (tab->priv->shown_popups, window); g_signal_connect_swapped (window, "destroy", G_CALLBACK (popups_manager_remove_window), tab); } static gboolean ephy_tab_get_popups_displayed (EphyTab *tab) { EphyPermissionManager *permission_manager; EphyPermission response; EphyEmbed *embed; char *location; gboolean allow; g_return_val_if_fail (EPHY_IS_TAB (tab), FALSE); permission_manager = EPHY_PERMISSION_MANAGER (ephy_embed_shell_get_embed_single (embed_shell)); g_return_val_if_fail (EPHY_IS_PERMISSION_MANAGER (permission_manager), FALSE); embed = ephy_tab_get_embed (tab); g_return_val_if_fail (EPHY_IS_EMBED (embed), FALSE); location = ephy_embed_get_location (embed, TRUE); if (location == NULL) return FALSE; /* FALSE, TRUE... same thing */ response = ephy_permission_manager_test (permission_manager, location, EPT_POPUP); switch (response) { case EPHY_PERMISSION_ALLOWED: allow = TRUE; break; case EPHY_PERMISSION_DENIED: allow = FALSE; break; case EPHY_PERMISSION_DEFAULT: default: allow = eel_gconf_get_boolean (CONF_SECURITY_ALLOW_POPUPS); break; } g_free (location); LOG ("ephy_tab_get_popups_displayed: tab %p, allowed: %d", tab, allow) return allow; } static void popups_manager_show (PopupInfo *popup, EphyTab *tab) { EphyEmbed *embed; EphyEmbedSingle *single; embed = ephy_tab_get_embed (tab); single = EPHY_EMBED_SINGLE (ephy_embed_shell_get_embed_single (embed_shell)); ephy_embed_single_open_window (single, embed, popup->url, popup->features); popups_manager_free_info (popup); } static void popups_manager_show_all (EphyTab *tab) { LOG ("popup_blocker_show_all: tab %p", tab) g_slist_foreach (tab->priv->hidden_popups, (GFunc) popups_manager_show, tab); g_slist_free (tab->priv->hidden_popups); tab->priv->hidden_popups = NULL; g_object_notify (G_OBJECT (tab), "hidden-popup-count"); } static char * popups_manager_new_window_info (EphyWindow *window) { EphyEmbedChrome chrome; char *features; int w, h; g_object_get (window, "chrome", &chrome, NULL); gtk_window_get_size (GTK_WINDOW (window), &w, &h); features = g_strdup_printf ("width=%d,height=%d,menubar=%d,status=%d,toolbar=%d", w, h, (chrome & EPHY_EMBED_CHROME_MENUBAR) > 0, (chrome & EPHY_EMBED_CHROME_STATUSBAR) > 0, (chrome & EPHY_EMBED_CHROME_TOOLBAR) > 0); return features; } static void popups_manager_hide (EphyWindow *window, EphyTab *parent_tab) { EphyEmbed *embed; char *location; char *features; embed = ephy_window_get_active_embed (window); g_return_if_fail (EPHY_IS_EMBED (embed)); location = ephy_embed_get_location (embed, TRUE); if (location == NULL) return; features = popups_manager_new_window_info (window); popups_manager_add (parent_tab, location, features); gtk_widget_destroy (GTK_WIDGET (window)); g_free (location); g_free (features); } static void popups_manager_hide_all (EphyTab *tab) { LOG ("popup_blocker_hide_all: tab %p", tab) g_slist_foreach (tab->priv->shown_popups, (GFunc) popups_manager_hide, tab); g_slist_free (tab->priv->shown_popups); tab->priv->shown_popups = NULL; } static void ephy_tab_set_popups_displayed (EphyTab *tab, gboolean allowed) { char *location; EphyEmbed *embed; EphyPermissionManager *manager; EphyPermission permission; g_return_if_fail (EPHY_IS_TAB (tab)); embed = ephy_tab_get_embed (tab); location = ephy_embed_get_location (embed, TRUE); g_return_if_fail (location != NULL); manager = EPHY_PERMISSION_MANAGER (ephy_embed_shell_get_embed_single (embed_shell)); g_return_if_fail (EPHY_IS_PERMISSION_MANAGER (manager)); permission = allowed ? EPHY_PERMISSION_ALLOWED : EPHY_PERMISSION_DENIED; ephy_permission_manager_add (manager, location, EPT_POPUP, permission); if (allowed) { popups_manager_show_all (tab); } else { popups_manager_hide_all (tab); } g_free (location); } static guint popup_blocker_n_hidden (EphyTab *tab) { return g_slist_length (tab->priv->hidden_popups); } static void popups_manager_reset (EphyTab *tab) { g_return_if_fail (EPHY_IS_TAB (tab)); g_slist_foreach (tab->priv->hidden_popups, (GFunc) popups_manager_free_info, NULL); g_slist_free (tab->priv->hidden_popups); tab->priv->hidden_popups = NULL; g_slist_foreach (tab->priv->shown_popups, (GFunc) disconnect_popup, tab); g_slist_free (tab->priv->shown_popups); tab->priv->shown_popups = NULL; g_object_notify (G_OBJECT (tab), "hidden-popup-count"); } static void ephy_tab_finalize (GObject *object) { EphyTab *tab = EPHY_TAB (object); g_idle_remove_by_data (tab); if (tab->priv->action != NULL) { g_object_unref (tab->priv->action); } g_free (tab->priv->title); g_free (tab->priv->address); g_free (tab->priv->icon_address); g_free (tab->priv->link_message); g_free (tab->priv->status_message); popups_manager_reset (tab); G_OBJECT_CLASS (parent_class)->finalize (object); LOG ("EphyTab finalized %p", tab) } static gboolean address_has_web_scheme (const char *address) { gboolean has_web_scheme; if (address == NULL) return FALSE; has_web_scheme = (g_str_has_prefix (address, "http:") || g_str_has_prefix (address, "https:") || g_str_has_prefix (address, "ftp:") || g_str_has_prefix (address, "file:") || g_str_has_prefix (address, "data:") || g_str_has_prefix (address, "about:") || g_str_has_prefix (address, "gopher:")); return has_web_scheme; } /* Public functions */ /** * ephy_tab_new: * * Equivalent to g_object_new(), but returns an #EphyTab so you don't have to * cast it. * * Returns: a new #EphyTab **/ EphyTab * ephy_tab_new (void) { return EPHY_TAB (g_object_new (EPHY_TYPE_TAB, NULL)); } static void ephy_tab_set_load_status (EphyTab *tab, gboolean status) { g_return_if_fail (EPHY_IS_TAB (tab)); tab->priv->load_status = status; g_object_notify (G_OBJECT (tab), "load-status"); } /** * ephy_tab_get_load_status: * @tab: an #EphyTab * * Returns whether the web page in @tab has finished loading. A web page is * only finished loading after all images, styles, and other dependencies have * been downloaded and rendered. * * Return value: %TRUE if the page is still loading, %FALSE if complete **/ gboolean ephy_tab_get_load_status (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), FALSE); return tab->priv->load_status; } static void ephy_tab_set_link_message (EphyTab *tab, char *message) { g_return_if_fail (EPHY_IS_TAB (tab)); g_free (tab->priv->link_message); tab->priv->link_message = ephy_string_blank_chr (message); g_object_notify (G_OBJECT (tab), "message"); } /** * ephy_tab_get_link_message: * @tab: an #EphyTab * * Returns the message displayed in @tab's #EphyWindow's #EphyStatusbar when * the user hovers the mouse over a hyperlink. * * The message returned has a limited lifetime, and so should be copied with * g_strdup() if it must be stored. * * Listen to the "link_message" signal on the @tab's #EphyEmbed to be notified * when the link message changes. * * Return value: The current link statusbar message **/ const char * ephy_tab_get_link_message (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), NULL); return tab->priv->link_message; } /** * ephy_tab_get_embed: * @tab: an #EphyTab * * Returns @tab's #EphyEmbed. * * Return value: @tab's #EphyEmbed **/ EphyEmbed * ephy_tab_get_embed (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), NULL); return EPHY_EMBED (gtk_bin_get_child (GTK_BIN (tab))); } /** * ephy_tab_for_embed * @embed: an #EphyEmbed * * Returns the #EphyTab which holds @embed. * * Return value: the #EphyTab which holds @embed **/ EphyTab * ephy_tab_for_embed (EphyEmbed *embed) { GtkWidget *parent; g_return_val_if_fail (EPHY_IS_EMBED (embed), NULL); parent = GTK_WIDGET (embed)->parent; g_return_val_if_fail (parent != NULL, NULL); return EPHY_TAB (parent); } /** * ephy_tab_get_size: * @tab: an #EphyTab * @width: return location for width, or %NULL * @height: return location for height, or %NULL * * Obtains the size of @tab. This is not guaranteed to be the actual number of * pixels occupied by the #EphyTab. **/ void ephy_tab_get_size (EphyTab *tab, int *width, int *height) { g_return_if_fail (EPHY_IS_TAB (tab)); if (width != NULL) { *width = tab->priv->width; } if (height != NULL) { *height = tab->priv->height; } } /** * ephy_tab_get_visibility: * @tab: an #EphyTab * * FIXME: Nobody really knows what this does. Someone must investigate. * * Return value; %TRUE if @tab's "visibility" property is set **/ gboolean ephy_tab_get_visibility (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), FALSE); return tab->priv->visibility; } static void ephy_tab_icon_cache_changed_cb (EphyFaviconCache *cache, const char *address, EphyTab *tab) { g_return_if_fail (address != NULL); /* is this for us? */ if (tab->priv->icon_address != NULL && strcmp (tab->priv->icon_address, address) == 0) { /* notify */ g_object_notify (G_OBJECT (tab), "icon"); } } static void ephy_tab_set_icon_address (EphyTab *tab, const char *address) { EphyBookmarks *eb; EphyHistory *history; g_return_if_fail (EPHY_IS_TAB (tab)); g_free (tab->priv->icon_address); tab->priv->icon_address = g_strdup (address); if (tab->priv->icon_address) { eb = ephy_shell_get_bookmarks (ephy_shell); history = EPHY_HISTORY (ephy_embed_shell_get_global_history (embed_shell)); ephy_bookmarks_set_icon (eb, tab->priv->address, tab->priv->icon_address); ephy_history_set_icon (history, tab->priv->address, tab->priv->icon_address); } g_object_notify (G_OBJECT (tab), "icon"); } /** * ephy_tab_get_icon_address: * @tab: an #EphyTab * * Returns a URL which points to @tab's favicon. * * Return value: a URL to @tab's favicon **/ const char * ephy_tab_get_icon_address (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), NULL); return tab->priv->icon_address; } /* Private callbacks for embed signals */ static void ephy_tab_favicon_cb (EphyEmbed *embed, const char *address, EphyTab *tab) { ephy_tab_set_icon_address (tab, address); } static void ephy_tab_link_message_cb (EphyEmbed *embed, EphyTab *tab) { ephy_tab_set_link_message (tab, ephy_embed_get_link_message (embed)); } static void ephy_tab_address_cb (EphyEmbed *embed, const char *address, EphyTab *tab) { const char *uv_address; LOG ("ephy_tab_address_cb tab %p address %s", tab, address) /* Do not expose about:blank to the user, an empty address bar will do better */ if (address && strcmp (address, "about:blank") == 0) { uv_address = ""; } else { uv_address = address; } if (tab->priv->address_expire == TAB_ADDRESS_EXPIRE_NOW) { ephy_tab_set_location (tab, uv_address, TAB_ADDRESS_EXPIRE_NOW); } ephy_tab_set_link_message (tab, NULL); ephy_tab_set_icon_address (tab, NULL); ephy_tab_update_navigation_flags (tab, embed); popups_manager_reset (tab); g_object_notify (G_OBJECT (tab), "popups-allowed"); } static void ephy_tab_content_change_cb (EphyEmbed *embed, const char *address, EphyTab *tab) { /* restore zoom level */ if (address_has_web_scheme (address)) { EphyHistory *history; EphyNode *host; GValue value = { 0, }; float zoom = 1.0, current_zoom; history = EPHY_HISTORY (ephy_embed_shell_get_global_history (embed_shell)); host = ephy_history_get_host (history, address); if (host != NULL && ephy_node_get_property (host, EPHY_NODE_HOST_PROP_ZOOM, &value)) { zoom = g_value_get_float (&value); g_value_unset (&value); } current_zoom = ephy_embed_get_zoom (embed); if (zoom != current_zoom) { tab->priv->setting_zoom = TRUE; ephy_embed_set_zoom (embed, zoom); tab->priv->setting_zoom = FALSE; } } } static void ephy_tab_zoom_changed_cb (EphyEmbed *embed, float zoom, EphyTab *tab) { char *address; LOG ("ephy_tab_zoom_changed_cb tab %p zoom %f", tab, zoom) ephy_tab_set_zoom (tab, zoom); if (tab->priv->setting_zoom) { return; } address = ephy_embed_get_location (embed, TRUE); if (address_has_web_scheme (address)) { EphyHistory *history; EphyNode *host; GValue value = { 0, }; history = EPHY_HISTORY (ephy_embed_shell_get_global_history (embed_shell)); host = ephy_history_get_host (history, address); if (host != NULL) { float zoom; zoom = ephy_embed_get_zoom (embed); g_value_init (&value, G_TYPE_FLOAT); g_value_set_float (&value, zoom); ephy_node_set_property (host, EPHY_NODE_HOST_PROP_ZOOM, &value); g_value_unset (&value); } } g_free (address); } static void ephy_tab_title_cb (EphyEmbed *embed, EphyTab *tab) { char *title; title = ephy_embed_get_title (embed); ephy_tab_set_title (tab, embed, title); g_free (title); } static int build_load_percent (int requests_done, int requests_total) { int percent= 0; if (requests_total > 0) { percent = (requests_done * 100) / requests_total; /* Mozilla sometimes report more done requests than total requests. Their progress widget clamp the value */ percent = CLAMP (percent, 0, 100); } return percent; } static char * get_host_name_from_uri (const char *uri) { GnomeVFSURI *vfs_uri = NULL; const char *host = NULL; char *result; if (uri) { vfs_uri = gnome_vfs_uri_new (uri); } if (vfs_uri) { host = gnome_vfs_uri_get_host_name (vfs_uri); } if (!host) { host = _("site"); } result = g_strdup (host); if (vfs_uri) gnome_vfs_uri_unref (vfs_uri); return result; } static void update_net_state_message (EphyTab *tab, const char *uri, EmbedState flags) { const char *msg = NULL; char *host; host = get_host_name_from_uri (uri); /* IS_REQUEST and IS_NETWORK can be both set */ if (flags & EMBED_STATE_IS_REQUEST) { if (flags & EMBED_STATE_REDIRECTING) { msg = _("Redirecting to %s..."); } else if (flags & EMBED_STATE_TRANSFERRING) { msg = _("Transferring data from %s..."); } else if (flags & EMBED_STATE_NEGOTIATING) { msg = _("Waiting for authorization from %s..."); } } if (flags & EMBED_STATE_IS_NETWORK) { if (flags & EMBED_STATE_START) { msg = _("Loading %s..."); } } if ((flags & EMBED_STATE_IS_NETWORK) && (flags & EMBED_STATE_STOP)) { g_free (tab->priv->status_message); tab->priv->status_message = NULL; g_object_notify (G_OBJECT (tab), "message"); } else if (msg) { g_free (tab->priv->status_message); tab->priv->status_message = g_strdup_printf (msg, host); g_object_notify (G_OBJECT (tab), "message"); } g_free (host); } static void build_progress_from_requests (EphyTab *tab, EmbedState state) { int load_percent; if (state & EMBED_STATE_IS_REQUEST) { if (state & EMBED_STATE_START) { tab->priv->total_requests ++; } else if (state & EMBED_STATE_STOP) { tab->priv->cur_requests ++; } load_percent = build_load_percent (tab->priv->cur_requests, tab->priv->total_requests); ephy_tab_set_load_percent (tab, load_percent); } } static void ensure_page_info (EphyTab *tab, EphyEmbed *embed, const char *address) { if ((tab->priv->address == NULL || *tab->priv->address == '\0') && tab->priv->address_expire == TAB_ADDRESS_EXPIRE_NOW) { ephy_tab_set_location (tab, address, TAB_ADDRESS_EXPIRE_NOW); } if (tab->priv->title == NULL) { ephy_tab_set_title (tab, embed, NULL); } } static void ephy_tab_net_state_cb (EphyEmbed *embed, const char *uri, EmbedState state, EphyTab *tab) { update_net_state_message (tab, uri, state); if (state & EMBED_STATE_IS_NETWORK) { if (state & EMBED_STATE_START) { tab->priv->total_requests = 0; tab->priv->cur_requests = 0; ensure_page_info (tab, embed, uri); ephy_tab_set_load_percent (tab, 0); ephy_tab_set_load_status (tab, TRUE); ephy_tab_update_navigation_flags (tab, embed); } else if (state & EMBED_STATE_STOP) { ephy_tab_set_load_percent (tab, 100); ephy_tab_set_load_status (tab, FALSE); ephy_tab_update_navigation_flags (tab, embed); tab->priv->address_expire = TAB_ADDRESS_EXPIRE_NOW; } } build_progress_from_requests (tab, state); } static void ephy_tab_new_window_cb (EphyEmbed *embed, EphyEmbed **new_embed, EphyEmbedChrome chromemask, EphyTab *tab) { EphyTab *new_tab; EphyWindow *window; LOG ("ephy_tab_new_window_cb tab %p with parent %p chrome %d", tab, ((GtkWidget *) tab)->parent, chromemask) if (eel_gconf_get_boolean (CONF_LOCKDOWN_DISABLE_JAVASCRIPT_CHROME)) { window = ephy_window_new (); } else { window = ephy_window_new_with_chrome (chromemask); } new_tab = ephy_tab_new (); gtk_widget_show (GTK_WIDGET (new_tab)); ephy_window_add_tab (window, new_tab, EPHY_NOTEBOOK_ADD_LAST, FALSE); *new_embed = ephy_tab_get_embed (new_tab); popups_manager_add_window (tab, window); } static void ephy_tab_popup_blocked_cb (EphyEmbed *embed, const char *url, const char *features, EphyTab *tab) { popups_manager_add (tab, url, features); } static gboolean let_me_resize_hack (GtkWidget *tab) { gtk_widget_set_size_request (tab, -1, -1); return FALSE; } static void ephy_tab_visibility_cb (EphyEmbed *embed, gboolean visibility, EphyTab *tab) { LOG ("ephy_tab_visibility_cb tab %p visibility %d", tab, visibility) if (visibility) { gtk_widget_show (GTK_WIDGET (tab)); } else { gtk_widget_hide (GTK_WIDGET (tab)); } tab->priv->visibility = visibility; g_object_notify (G_OBJECT (tab), "visible"); } static void ephy_tab_destroy_brsr_cb (EphyEmbed *embed, EphyTab *tab) { EphyWindow *window; GtkWidget *notebook; g_return_if_fail (EPHY_IS_TAB (tab)); LOG ("ephy_tab_destroy_browser_cb tab %p parent %p", tab, ((GtkWidget *) tab)->parent) window = ephy_tab_get_window (tab); g_return_if_fail (window != NULL); /* Do not use ephy_window_remove_tab because it will check for unsubmitted forms */ notebook = ephy_window_get_notebook (window); ephy_notebook_remove_tab (EPHY_NOTEBOOK (notebook), tab); } static void ephy_tab_size_to_cb (EphyEmbed *embed, gint width, gint height, EphyTab *tab) { GtkWidget *notebook; EphyWindow *window; LOG ("ephy_tab_size_to_cb tab %p width %d height %d", tab, width, height) tab->priv->width = width; tab->priv->height = height; window = ephy_tab_get_window (tab); notebook = ephy_window_get_notebook (window); /* Do not resize window with multiple tabs. * Do not resize window already showed because * it's not possible to calculate a sensible window * size based on the embed size */ if (gtk_notebook_get_n_pages (GTK_NOTEBOOK (notebook)) == 1 && !tab->priv->visibility) { gtk_widget_set_size_request (GTK_WIDGET (tab), width, height); /* HACK reset widget requisition after the container * has been resized. It appears to be the only way * to have the window sized according to embed * size correctly. */ g_idle_add ((GSourceFunc) let_me_resize_hack, tab); } } static gboolean open_link_in_new_tab (EphyTab *tab, const char *link_address) { EphyWindow *window; gboolean new_tab; window = ephy_tab_get_window (tab); g_return_val_if_fail (window != NULL, FALSE); new_tab = address_has_web_scheme (link_address); if (new_tab) { ephy_shell_new_tab (ephy_shell, window, tab, link_address, EPHY_NEW_TAB_OPEN_PAGE | EPHY_NEW_TAB_IN_EXISTING_WINDOW); } return new_tab; } static void save_property_url (EphyEmbed *embed, EphyEmbedEvent *event, const char *property, const char *key) { const char *location; const GValue *value; EphyEmbedPersist *persist; ephy_embed_event_get_property (event, property, &value); location = g_value_get_string (value); persist = EPHY_EMBED_PERSIST (ephy_embed_factory_new_object ("EphyEmbedPersist")); ephy_embed_persist_set_embed (persist, embed); ephy_embed_persist_set_flags (persist, 0); ephy_embed_persist_set_persist_key (persist, key); ephy_embed_persist_set_source (persist, location); ephy_embed_persist_save (persist); g_object_unref (G_OBJECT(persist)); } static void clipboard_text_received_cb (GtkClipboard *clipboard, const char *text, gpointer *weak_ptr) { if (*weak_ptr != NULL && text != NULL) { EphyEmbed *embed = (EphyEmbed *) *weak_ptr; ephy_embed_load_url (embed, text); } if (*weak_ptr != NULL) { g_object_remove_weak_pointer (G_OBJECT (*weak_ptr), weak_ptr); } g_free (weak_ptr); } static gboolean ephy_tab_dom_mouse_click_cb (EphyEmbed *embed, EphyEmbedEvent *event, EphyTab *tab) { EphyEmbedEventType type; EmbedEventContext context; guint modifier; gboolean handled = TRUE; gboolean with_control, with_shift, is_left_click, is_middle_click; gboolean is_link, is_image, is_middle_clickable; gboolean middle_click_opens; gboolean is_input; g_return_val_if_fail (EPHY_IS_EMBED_EVENT(event), FALSE); type = ephy_embed_event_get_event_type (event); context = ephy_embed_event_get_context (event); modifier = ephy_embed_event_get_modifier (event); LOG ("ephy_tab_dom_mouse_click_cb: type %d, context %x, modifier %x", type, context, modifier) with_control = (modifier & GDK_CONTROL_MASK) != 0; with_shift = (modifier & GDK_SHIFT_MASK) != 0; is_left_click = (type == EPHY_EMBED_EVENT_MOUSE_BUTTON1); is_middle_click = (type == EPHY_EMBED_EVENT_MOUSE_BUTTON2); middle_click_opens = eel_gconf_get_boolean (CONF_INTERFACE_MIDDLE_CLICK_OPEN_URL) && !eel_gconf_get_boolean (CONF_LOCKDOWN_DISABLE_ARBITRARY_URL); is_link = (context & EMBED_CONTEXT_LINK) != 0; is_image = (context & EMBED_CONTEXT_IMAGE) != 0; is_middle_clickable = !((context & EMBED_CONTEXT_LINK) || (context & EMBED_CONTEXT_INPUT) || (context & EMBED_CONTEXT_EMAIL_LINK)); is_input = (context & EMBED_CONTEXT_INPUT) != 0; /* ctrl+click or middle click opens the link in new tab */ if (is_link && ((is_left_click && with_control) || is_middle_click)) { const GValue *value; const char *link_address; ephy_embed_event_get_property (event, "link", &value); link_address = g_value_get_string (value); handled = open_link_in_new_tab (tab, link_address); } /* shift+click saves the link target */ else if (is_link && is_left_click && with_shift) { save_property_url (embed, event, "link", CONF_STATE_SAVE_DIR); } /* shift+click saves the non-link image * Note: pressing enter to submit a form synthesizes a mouse click event */ else if (is_image && is_left_click && with_shift && !is_input) { save_property_url (embed, event, "image", CONF_STATE_SAVE_IMAGE_DIR); } /* middle click opens the selection url */ else if (is_middle_clickable && is_middle_click && middle_click_opens) { /* See bug #133633 for why we do it this way */ /* We need to make sure we know if the embed is destroyed between * requesting the clipboard contents, and receiving them. */ gpointer *weak_ptr; weak_ptr = g_new (gpointer, 1); *weak_ptr = embed; g_object_add_weak_pointer (G_OBJECT (embed), weak_ptr); gtk_clipboard_request_text (gtk_widget_get_clipboard (GTK_WIDGET (embed), GDK_SELECTION_PRIMARY), (GtkClipboardTextReceivedFunc) clipboard_text_received_cb, weak_ptr); } /* we didn't handle the event */ else { handled = FALSE; } return handled; } static void ephy_tab_security_change_cb (EphyEmbed *embed, EmbedSecurityLevel level, EphyTab *tab) { ephy_tab_set_security_level (tab, level); } static void ephy_tab_init (EphyTab *tab) { GObject *embed; EphyFaviconCache *cache; char *id; LOG ("EphyTab initialising %p", tab) tab->priv = EPHY_TAB_GET_PRIVATE (tab); tab->priv->status_message = NULL; tab->priv->link_message = NULL; tab->priv->total_requests = 0; tab->priv->cur_requests = 0; tab->priv->width = -1; tab->priv->height = -1; tab->priv->title = NULL; tab->priv->address = NULL; tab->priv->icon_address = NULL; tab->priv->load_percent = 0; tab->priv->load_status = FALSE; tab->priv->link_message = NULL; tab->priv->security_level = STATE_IS_UNKNOWN; tab->priv->hidden_popups = NULL; tab->priv->shown_popups = NULL; tab->priv->zoom = 1.0; tab->priv->setting_zoom = FALSE; tab->priv->address_expire = TAB_ADDRESS_EXPIRE_NOW; embed = ephy_embed_factory_new_object ("EphyEmbed"); g_assert (embed != NULL); gtk_container_add (GTK_CONTAINER (tab), GTK_WIDGET (embed)); gtk_widget_show (GTK_WIDGET (embed)); id = g_strdup_printf ("Tab%lu", tab_id++); tab->priv->action = g_object_new (GTK_TYPE_TOGGLE_ACTION, "name", id, "label", _("Blank page"), "draw_as_radio", TRUE, NULL); g_free (id); g_signal_connect (tab->priv->action, "activate", G_CALLBACK (ephy_tab_action_activate_cb), tab); g_signal_connect_object (embed, "link_message", G_CALLBACK (ephy_tab_link_message_cb), tab, 0); g_signal_connect_object (embed, "ge_location", G_CALLBACK (ephy_tab_address_cb), tab, 0); g_signal_connect_object (embed, "title", G_CALLBACK (ephy_tab_title_cb), tab, 0); g_signal_connect_object (embed, "ge_zoom_change", G_CALLBACK (ephy_tab_zoom_changed_cb), tab, 0); g_signal_connect_object (embed, "ge_net_state", G_CALLBACK (ephy_tab_net_state_cb), tab, 0); g_signal_connect_object (embed, "ge_new_window", G_CALLBACK (ephy_tab_new_window_cb), tab, 0); g_signal_connect_object (embed, "ge_popup_blocked", G_CALLBACK (ephy_tab_popup_blocked_cb), tab, 0); g_signal_connect_object (embed, "visibility", G_CALLBACK (ephy_tab_visibility_cb), tab, 0); g_signal_connect_object (embed, "destroy_browser", G_CALLBACK (ephy_tab_destroy_brsr_cb), tab, 0); g_signal_connect_object (embed, "size_to", G_CALLBACK (ephy_tab_size_to_cb), tab, 0); g_signal_connect_object (embed, "ge_dom_mouse_click", G_CALLBACK (ephy_tab_dom_mouse_click_cb), tab, 0); g_signal_connect_object (embed, "ge_security_change", G_CALLBACK (ephy_tab_security_change_cb), tab, 0); g_signal_connect_object (embed, "ge_favicon", G_CALLBACK (ephy_tab_favicon_cb), tab, 0); g_signal_connect_object (embed, "ge_content_change", G_CALLBACK (ephy_tab_content_change_cb), tab, 0); cache = EPHY_FAVICON_CACHE (ephy_embed_shell_get_favicon_cache (EPHY_EMBED_SHELL (ephy_shell))); g_signal_connect_object (G_OBJECT (cache), "changed", G_CALLBACK (ephy_tab_icon_cache_changed_cb), tab, 0); } /** * ephy_tab_set_load_percent: * @tab: an #EphyTab * @percent: a percentage, from 0 to 100. * * Sets the load percentage. This will be displayed in the progressbar. **/ void ephy_tab_set_load_percent (EphyTab *tab, int percent) { g_return_if_fail (EPHY_IS_TAB (tab)); if (percent != tab->priv->load_percent) { tab->priv->load_percent = percent; g_object_notify (G_OBJECT (tab), "load-progress"); } } /** * ephy_tab_get_load_percent: * @tab: an #EphyTab * * Returns the page load percentage (displayed in the progressbar). * * Return value: a percentage from 0 to 100. **/ int ephy_tab_get_load_percent (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), 0); return tab->priv->load_percent; } static void ephy_tab_update_navigation_flags (EphyTab *tab, EphyEmbed *embed) { TabNavigationFlags flags = 0; if (ephy_embed_can_go_up (embed)) { flags |= TAB_NAV_UP; } if (ephy_embed_can_go_back (embed)) { flags |= TAB_NAV_BACK; } if (ephy_embed_can_go_forward (embed)) { flags |= TAB_NAV_FORWARD; } if (flags != tab->priv->nav_flags) { tab->priv->nav_flags = flags; g_object_notify (G_OBJECT (tab), "navigation"); } } /** * ephy_tab_get_navigation_flags: * @tab: an #EphyTab * * Returns @tab's navigation flags. * * Return value: @tab's navigation flags **/ TabNavigationFlags ephy_tab_get_navigation_flags (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), 0); return tab->priv->nav_flags; } /** * ephy_tab_get_status_message: * @tab: an #EphyTab * * Returns the message displayed in @tab's #EphyWindow's #EphyStatusbar. If the * user is hovering the mouse over a hyperlink, this function will return the * same value as ephy_tab_get_link_message(). Otherwise, it will return a * network status message, or NULL. * * The message returned has a limited lifetime, and so should be copied with * g_strdup() if it must be stored. * * Listen to "notify::message" to be notified when the message property changes. * * Return value: The current statusbar message **/ const char * ephy_tab_get_status_message (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), NULL); if (tab->priv->link_message && tab->priv->link_message[0] != '\0') { return tab->priv->link_message; } else if (tab->priv->status_message) { return tab->priv->status_message; } else { return NULL; } } #define MAX_LABEL_LENGTH 32 static void ephy_tab_set_title (EphyTab *tab, EphyEmbed *embed, const char *new_title) { char *title_short, *title_tmp; char *title = NULL; g_return_if_fail (EPHY_IS_TAB (tab)); g_free (tab->priv->title); if (new_title == NULL || new_title[0] == '\0') { GnomeVFSURI *uri = NULL; char *address; address = ephy_embed_get_location (embed, TRUE); if (address) { uri = gnome_vfs_uri_new (address); } if (uri) { title = gnome_vfs_uri_to_string (uri, GNOME_VFS_URI_HIDE_USER_NAME | GNOME_VFS_URI_HIDE_PASSWORD | GNOME_VFS_URI_HIDE_HOST_PORT | GNOME_VFS_URI_HIDE_TOPLEVEL_METHOD | GNOME_VFS_URI_HIDE_FRAGMENT_IDENTIFIER); gnome_vfs_uri_unref (uri); } else if (address != NULL && strncmp (address, "about:blank", 11) != 0) { title = g_strdup (address); } if (title == NULL || title[0] == '\0') { g_free (title); title = g_strdup (_("Blank page")); } g_free (address); } else { title = g_strdup (new_title); } tab->priv->title = title; title_short = ephy_string_shorten (title, MAX_LABEL_LENGTH); title_tmp = ephy_string_double_underscores (title_short); /* * FIXME: instead of shortening the title here, use an egg action * which creates menu items with ellipsizing labels */ g_object_set (G_OBJECT (tab->priv->action), "label", title_tmp, NULL); g_free (title_short); g_free (title_tmp); g_object_notify (G_OBJECT (tab), "title"); } /** * ephy_tab_get_title: * @tab: an #EphyTab * * Returns the title of the web page loaded in @tab. * * Return value: @tab's loaded web page's title **/ const char * ephy_tab_get_title (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), ""); return tab->priv->title; } /** * ephy_tab_get_location: * @tab: an #EphyTab * * Returns the text that @tab's #EphyWindow will display in its location toolbar * entry when @tab is selected. * * This is not guaranteed to be the same as @tab's #EphyEmbed's location, * available through ephy_embed_get_location(). As the user types a new address * into the location entry, ephy_tab_get_location()'s returned string will * change. * * Return value: @tab's #EphyWindow's location entry when @tab is selected **/ const char * ephy_tab_get_location (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), ""); return tab->priv->address; } /** * ephy_tab_set_location: * @tab: an #EphyTab * @address: a string (ideally a URL) * @expire: beats me * * DO NOT USE */ void ephy_tab_set_location (EphyTab *tab, const char *address, TabAddressExpire expire) { g_return_if_fail (EPHY_IS_TAB (tab)); if (tab->priv->address) g_free (tab->priv->address); tab->priv->address = g_strdup (address); if (expire == TAB_ADDRESS_EXPIRE_CURRENT && !tab->priv->load_status) { tab->priv->address_expire = TAB_ADDRESS_EXPIRE_NOW; } else { tab->priv->address_expire = expire; } g_object_notify (G_OBJECT (tab), "address"); } static void ephy_tab_set_security_level (EphyTab *tab, EmbedSecurityLevel level) { g_return_if_fail (EPHY_IS_TAB (tab)); tab->priv->security_level = level; g_object_notify (G_OBJECT (tab), "security-level"); } /** * ephy_tab_get_security_level: * @tab: an #EphyTab * * Returns the security level of the webpage loaded in @tab. * * Return value: @tab's loaded page's security level **/ EmbedSecurityLevel ephy_tab_get_security_level (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), STATE_IS_UNKNOWN); return tab->priv->security_level; } static void ephy_tab_set_zoom (EphyTab *tab, float zoom) { g_return_if_fail (EPHY_IS_TAB (tab)); tab->priv->zoom = zoom; g_object_notify (G_OBJECT (tab), "zoom"); } /** * ephy_tab_get_zoom: * @tab: an #EphyTab * * Returns the zoom level of the web page loaded in @tab. A return value of * 1.0 corresponds to 100% zoom (normal size). * * Return value: @tab's loaded page's zoom level **/ float ephy_tab_get_zoom (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), 1.0); return tab->priv->zoom; } /** * ephy_tab_get_action: * @tab: an #EphyTab * * DO NOT USE * * Returns the #GtkToggleAction represented by the labelled tab displayed at the * top of @tab's #EphyWindow when multiple tabs are loaded. Activating this * action will switch the window to display @tab. * * Return value: @tab's #GtkToggleAction **/ GObject * ephy_tab_get_action (EphyTab *tab) { g_return_val_if_fail (EPHY_IS_TAB (tab), NULL); return G_OBJECT (tab->priv->action); }