midori/midori/midori-webview.c
2008-08-15 11:24:52 +02:00

1206 lines
39 KiB
C

/*
Copyright (C) 2007-2008 Christian Dywan <christian@twotoasts.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
See the file COPYING for the full license text.
*/
#include "midori-webview.h"
#include "main.h"
#include "gjs.h"
#include "sokoke.h"
#include "compat.h"
#if GLIB_CHECK_VERSION (2, 16, 0)
#include <gio/gio.h>
#endif
#include <webkit/webkit.h>
#include <string.h>
/* This is unstable API, so we need to declare it */
gchar*
webkit_web_view_get_selected_text (WebKitWebView* web_view);
struct _MidoriWebView
{
WebKitWebView parent_instance;
gboolean window_object_cleared;
GdkPixbuf* icon;
gchar* uri;
gchar* title;
gdouble progress;
MidoriLoadStatus load_status;
gchar* statusbar_text;
gchar* link_uri;
MidoriWebList* news_feeds;
MidoriWebSettings* settings;
GtkWidget* menu_item;
GtkWidget* tab_icon;
GtkWidget* tab_title;
KatzeXbelItem* xbel_item;
};
G_DEFINE_TYPE (MidoriWebView, midori_web_view, WEBKIT_TYPE_WEB_VIEW)
GType
midori_load_status_get_type (void)
{
static GType type = 0;
if (!type)
{
static const GEnumValue values[] = {
{ MIDORI_LOAD_PROVISIONAL, "MIDORI_LOAD_PROVISIONAL", N_("Load Provisional") },
{ MIDORI_LOAD_COMMITTED, "MIDORI_LOAD_COMMITTED", N_("Load Committed") },
{ MIDORI_LOAD_FINISHED, "MIDORI_LOAD_FINISHED", N_("Load Finished") },
{ 0, NULL, NULL }
};
type = g_enum_register_static ("MidoriLoadStatus", values);
}
return type;
}
enum
{
PROP_0,
PROP_URI,
PROP_TITLE,
PROP_PROGRESS,
PROP_MLOAD_STATUS,
PROP_STATUSBAR_TEXT,
PROP_SETTINGS
};
enum {
ICON_READY,
NEWS_FEED_READY,
ELEMENT_MOTION,
NEW_TAB,
NEW_WINDOW,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL];
static void
midori_web_view_finalize (GObject* object);
static void
midori_web_view_set_property (GObject* object,
guint prop_id,
const GValue* value,
GParamSpec* pspec);
static void
midori_web_view_get_property (GObject* object,
guint prop_id,
GValue* value,
GParamSpec* pspec);
static void
midori_cclosure_marshal_VOID__STRING_STRING_STRING (GClosure* closure,
GValue* return_value,
guint n_param_values,
const GValue* param_values,
gpointer invocation_hint,
gpointer marshal_data)
{
typedef void(*GMarshalFunc_VOID__STRING_STRING_STRING) (gpointer data1,
const gchar* arg_1,
const gchar* arg_2,
const gchar* arg_3,
gpointer data2);
register GMarshalFunc_VOID__STRING_STRING_STRING callback;
register GCClosure* cc = (GCClosure*) closure;
register gpointer data1, data2;
g_return_if_fail (n_param_values == 4);
if (G_CCLOSURE_SWAP_DATA (closure))
{
data1 = closure->data;
data2 = g_value_peek_pointer (param_values + 0);
}
else
{
data1 = g_value_peek_pointer (param_values + 0);
data2 = closure->data;
}
callback = (GMarshalFunc_VOID__STRING_STRING_STRING) (marshal_data
? marshal_data : cc->callback);
callback (data1,
g_value_get_string (param_values + 1),
g_value_get_string (param_values + 2),
g_value_get_string (param_values + 3),
data2);
}
static void
midori_web_view_class_init (MidoriWebViewClass* class)
{
signals[ICON_READY] = g_signal_new (
"icon-ready",
G_TYPE_FROM_CLASS (class),
(GSignalFlags)(G_SIGNAL_RUN_LAST),
G_STRUCT_OFFSET (MidoriWebViewClass, icon_ready),
0,
NULL,
g_cclosure_marshal_VOID__OBJECT,
G_TYPE_NONE, 1,
GDK_TYPE_PIXBUF);
signals[NEWS_FEED_READY] = g_signal_new (
"news-feed-ready",
G_TYPE_FROM_CLASS (class),
(GSignalFlags)(G_SIGNAL_RUN_LAST),
G_STRUCT_OFFSET (MidoriWebViewClass, news_feed_ready),
0,
NULL,
midori_cclosure_marshal_VOID__STRING_STRING_STRING,
G_TYPE_NONE, 3,
G_TYPE_STRING,
G_TYPE_STRING,
G_TYPE_STRING);
signals[ELEMENT_MOTION] = g_signal_new (
"element-motion",
G_TYPE_FROM_CLASS (class),
(GSignalFlags)(G_SIGNAL_RUN_LAST),
G_STRUCT_OFFSET (MidoriWebViewClass, element_motion),
0,
NULL,
g_cclosure_marshal_VOID__STRING,
G_TYPE_NONE, 1,
G_TYPE_STRING);
signals[NEW_TAB] = g_signal_new (
"new-tab",
G_TYPE_FROM_CLASS (class),
(GSignalFlags)(G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION),
G_STRUCT_OFFSET (MidoriWebViewClass, new_tab),
0,
NULL,
g_cclosure_marshal_VOID__STRING,
G_TYPE_NONE, 1,
G_TYPE_STRING);
signals[NEW_WINDOW] = g_signal_new (
"new-window",
G_TYPE_FROM_CLASS (class),
(GSignalFlags)(G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION),
G_STRUCT_OFFSET (MidoriWebViewClass, new_window),
0,
NULL,
g_cclosure_marshal_VOID__STRING,
G_TYPE_NONE, 1,
G_TYPE_STRING);
GObjectClass* gobject_class = G_OBJECT_CLASS (class);
gobject_class->finalize = midori_web_view_finalize;
gobject_class->set_property = midori_web_view_set_property;
gobject_class->get_property = midori_web_view_get_property;
GParamFlags flags = G_PARAM_READWRITE | G_PARAM_CONSTRUCT;
if (!g_object_class_find_property (gobject_class, "uri"))
g_object_class_install_property (gobject_class,
PROP_URI,
g_param_spec_string (
"uri",
"Uri",
_("The URI of the currently loaded page"),
"",
flags));
if (!g_object_class_find_property (gobject_class, "title"))
g_object_class_install_property (gobject_class,
PROP_TITLE,
g_param_spec_string (
"title",
"Title",
_("The title of the currently loaded page"),
NULL,
flags));
if (!g_object_class_find_property (gobject_class, "progress"))
g_object_class_install_property (gobject_class,
PROP_PROGRESS,
g_param_spec_double (
"progress",
"Progress",
_("The current loading progress"),
0.0, 1.0, 0.0,
G_PARAM_READABLE));
g_object_class_install_property (gobject_class,
PROP_MLOAD_STATUS,
g_param_spec_enum (
"mload-status",
"Load Status",
_("The current loading status"),
MIDORI_TYPE_LOAD_STATUS,
MIDORI_LOAD_FINISHED,
G_PARAM_READABLE));
if (!g_object_class_find_property (gobject_class, "statusbar-text"))
g_object_class_install_property (gobject_class,
PROP_STATUSBAR_TEXT,
g_param_spec_string (
"statusbar-text",
"Statusbar Text",
_("The text that is displayed in the statusbar"),
"",
G_PARAM_READABLE));
g_object_class_override_property (gobject_class,
PROP_SETTINGS,
"settings");
}
static void
webkit_web_view_load_started (MidoriWebView* web_view,
WebKitWebFrame* web_frame)
{
web_view->window_object_cleared = FALSE;
web_view->load_status = MIDORI_LOAD_PROVISIONAL;
g_object_notify (G_OBJECT (web_view), "mload-status");
if (web_view->tab_icon)
katze_throbber_set_animated (KATZE_THROBBER (web_view->tab_icon), TRUE);
web_view->progress = 0.0;
g_object_notify (G_OBJECT (web_view), "progress");
}
static void
webkit_web_view_window_object_cleared_cb (MidoriWebView* web_view,
WebKitWebFrame* web_frame,
JSGlobalContextRef js_context,
JSObjectRef js_window)
{
web_view->window_object_cleared = TRUE;
}
#if GLIB_CHECK_VERSION (2, 16, 0)
void
loadable_icon_finish_cb (GdkPixbuf* icon,
GAsyncResult* res,
MidoriWebView* web_view)
{
GInputStream* stream;
GdkPixbuf* pixbuf;
GdkPixbuf* pixbuf_scaled;
gint icon_width, icon_height;
pixbuf = NULL;
stream = g_loadable_icon_load_finish (G_LOADABLE_ICON (icon),
res, NULL, NULL);
if (stream)
{
pixbuf = gdk_pixbuf_new_from_stream (stream, NULL, NULL);
g_object_unref (stream);
}
if (!pixbuf)
pixbuf = gtk_widget_render_icon (GTK_WIDGET (web_view),
GTK_STOCK_FILE, GTK_ICON_SIZE_MENU, NULL);
gtk_icon_size_lookup (GTK_ICON_SIZE_MENU, &icon_width, &icon_height);
pixbuf_scaled = gdk_pixbuf_scale_simple (pixbuf, icon_width, icon_height,
GDK_INTERP_BILINEAR);
g_object_unref (pixbuf);
web_view->icon = pixbuf_scaled;
g_signal_emit (web_view, signals[ICON_READY], 0, web_view->icon);
}
void
file_info_finish_cb (GFile* icon_file,
GAsyncResult* res,
MidoriWebView* web_view)
{
GFileInfo* info;
const gchar* content_type;
GIcon* icon;
GFile* parent;
GFile* file;
GdkPixbuf* pixbuf;
gint icon_width, icon_height;
GdkPixbuf* pixbuf_scaled;
info = g_file_query_info_finish (G_FILE (icon_file), res, NULL);
if (info)
{
content_type = g_file_info_get_content_type (info);
if (g_str_has_prefix (content_type, "image/"))
{
icon = g_file_icon_new (icon_file);
g_loadable_icon_load_async (G_LOADABLE_ICON (icon),
0, NULL, (GAsyncReadyCallback)loadable_icon_finish_cb, web_view);
return;
}
}
file = g_file_get_parent (icon_file);
parent = g_file_get_parent (file);
/* We need to check if file equals the parent due to a GIO bug */
if (parent && !g_file_equal (file, parent))
{
icon_file = g_file_get_child (parent, "favicon.ico");
g_file_query_info_async (icon_file,
G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE,
G_FILE_QUERY_INFO_NONE, 0, NULL,
(GAsyncReadyCallback)file_info_finish_cb, web_view);
return;
}
pixbuf = gtk_widget_render_icon (GTK_WIDGET (web_view),
GTK_STOCK_FILE, GTK_ICON_SIZE_MENU, NULL);
gtk_icon_size_lookup (GTK_ICON_SIZE_MENU, &icon_width, &icon_height);
pixbuf_scaled = gdk_pixbuf_scale_simple (pixbuf, icon_width, icon_height,
GDK_INTERP_BILINEAR);
g_object_unref (pixbuf);
web_view->icon = pixbuf_scaled;
g_signal_emit (web_view, signals[ICON_READY], 0, web_view->icon);
}
#endif
static void
_midori_web_view_load_icon (MidoriWebView* web_view)
{
#if GLIB_CHECK_VERSION (2, 16, 0)
GFile* file;
GFile* icon_file;
#endif
GdkPixbuf* pixbuf;
gint icon_width, icon_height;
GdkPixbuf* pixbuf_scaled;
#if GLIB_CHECK_VERSION (2, 16, 0)
if (web_view->uri)
{
file = g_file_new_for_uri (web_view->uri);
icon_file = g_file_get_child (file, "favicon.ico");
g_file_query_info_async (icon_file,
G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE,
G_FILE_QUERY_INFO_NONE, 0, NULL,
(GAsyncReadyCallback)file_info_finish_cb, web_view);
return;
}
#endif
pixbuf = gtk_widget_render_icon (GTK_WIDGET (web_view),
GTK_STOCK_FILE, GTK_ICON_SIZE_MENU, NULL);
gtk_icon_size_lookup (GTK_ICON_SIZE_MENU, &icon_width, &icon_height);
pixbuf_scaled = gdk_pixbuf_scale_simple (pixbuf, icon_width, icon_height,
GDK_INTERP_BILINEAR);
g_object_unref (pixbuf);
web_view->icon = pixbuf_scaled;
g_signal_emit (web_view, signals[ICON_READY], 0, web_view->icon);
}
static void
webkit_web_view_load_committed (MidoriWebView* web_view,
WebKitWebFrame* web_frame)
{
const gchar* uri;
GdkPixbuf* icon;
uri = webkit_web_frame_get_uri (web_frame);
katze_assign (web_view->uri, g_strdup (uri));
if (web_view->xbel_item)
{
uri = midori_web_view_get_display_uri (web_view);
katze_xbel_bookmark_set_href (web_view->xbel_item, uri);
}
g_object_notify (G_OBJECT (web_view), "uri");
g_object_set (web_view, "title", NULL, NULL);
icon = gtk_widget_render_icon (GTK_WIDGET (web_view),
GTK_STOCK_FILE, GTK_ICON_SIZE_MENU, NULL);
katze_object_assign (web_view->icon, icon);
_midori_web_view_load_icon (web_view);
if (web_view->tab_icon)
katze_throbber_set_static_pixbuf (KATZE_THROBBER (web_view->tab_icon),
icon);
if (web_view->menu_item)
gtk_image_menu_item_set_image (
GTK_IMAGE_MENU_ITEM (web_view->menu_item),
gtk_image_new_from_pixbuf (icon));
web_view->load_status = MIDORI_LOAD_COMMITTED;
g_object_notify (G_OBJECT (web_view), "mload-status");
}
static void
webkit_web_view_icon_ready (MidoriWebView* web_view,
GdkPixbuf* icon)
{
if (web_view->tab_icon)
katze_throbber_set_static_pixbuf (KATZE_THROBBER (web_view->tab_icon),
icon);
if (web_view->menu_item)
gtk_image_menu_item_set_image (
GTK_IMAGE_MENU_ITEM (web_view->menu_item),
gtk_image_new_from_pixbuf (icon));
}
static void
webkit_web_view_progress_changed (MidoriWebView* web_view, gint progress)
{
web_view->progress = progress ? progress / 100.0 : 0.0;
g_object_notify (G_OBJECT (web_view), "progress");
}
static void
gjs_value_links_foreach_cb (GjsValue* link,
MidoriWebView* web_view)
{
const gchar* type;
const gchar* rel;
#if GLIB_CHECK_VERSION (2, 16, 0)
GFile* icon_file;
GIcon* icon;
#endif
if (gjs_value_is_object (link) && gjs_value_has_attribute (link, "href"))
{
if (gjs_value_has_attribute (link, "type"))
{
type = gjs_value_get_attribute_string (link, "type");
if (!strcmp (type, "application/rss+xml")
|| !strcmp (type, "application/x.atom+xml")
|| !strcmp (type, "application/atom+xml"))
{
midori_web_list_add_item (web_view->news_feeds, link);
g_signal_emit (web_view, signals[NEWS_FEED_READY], 0,
gjs_value_get_attribute_string (link, "href"), type,
gjs_value_has_attribute (link, "title")
? gjs_value_get_attribute_string (link, "title") : NULL);
}
}
#if GLIB_CHECK_VERSION (2, 16, 0)
if (gjs_value_has_attribute (link, "rel"))
{
rel = gjs_value_get_attribute_string (link, "rel");
if (!strcmp (rel, "icon") || !strcmp (rel, "shortcut icon"))
{
icon_file = g_file_new_for_uri (
gjs_value_get_attribute_string (link, "href"));
icon = g_file_icon_new (icon_file);
g_loadable_icon_load_async (G_LOADABLE_ICON (icon),
0, NULL, (GAsyncReadyCallback)loadable_icon_finish_cb, web_view);
}
}
#endif
}
}
static void
webkit_web_frame_load_done (WebKitWebFrame* web_frame,
gboolean success,
MidoriWebView* web_view)
{
JSContextRef js_context;
JSValueRef js_window;
GjsValue* value;
GjsValue* document;
GjsValue* links;
/* If WebKit didn't emit the signal due to a bug, we will */
if (!web_view->window_object_cleared)
{
js_context = webkit_web_frame_get_global_context (web_frame);
js_window = JSContextGetGlobalObject (js_context);
g_signal_emit_by_name (web_view, "window-object-cleared",
web_frame, js_context, js_window);
}
value = gjs_value_new (webkit_web_frame_get_global_context (web_frame), NULL);
document = gjs_value_get_by_name (value, "document");
links = gjs_value_get_elements_by_tag_name (document, "link");
midori_web_list_clear (web_view->news_feeds);
gjs_value_foreach (links, (GjsCallback)gjs_value_links_foreach_cb, web_view);
g_object_unref (links);
g_object_unref (document);
g_object_unref (value);
if (web_view->tab_icon)
katze_throbber_set_animated (KATZE_THROBBER (web_view->tab_icon),
FALSE);
web_view->load_status = MIDORI_LOAD_FINISHED;
g_object_notify (G_OBJECT (web_view), "mload-status");
}
static void
webkit_web_view_load_finished (MidoriWebView* web_view)
{
web_view->progress = 1.0;
g_object_notify (G_OBJECT (web_view), "progress");
}
static void
webkit_web_view_title_changed (MidoriWebView* web_view,
WebKitWebFrame* web_frame, const gchar* title)
{
g_object_set (web_view, "title", title, NULL);
}
static void
webkit_web_view_statusbar_text_changed (MidoriWebView* web_view,
const gchar* text)
{
katze_assign (web_view->statusbar_text, g_strdup (text));
g_object_notify (G_OBJECT (web_view), "statusbar-text");
}
static void
webkit_web_view_hovering_over_link (MidoriWebView* web_view,
const gchar* tooltip,
const gchar* link_uri)
{
katze_assign (web_view->link_uri, g_strdup (link_uri));
g_signal_emit (web_view, signals[ELEMENT_MOTION], 0, link_uri);
}
static gboolean
gtk_widget_button_press_event_after (MidoriWebView* web_view,
GdkEventButton* event)
{
GdkModifierType state;
GtkClipboard* clipboard;
gchar* uri;
gchar* new_uri;
if (event->button == 2 && sokoke_object_get_boolean
(web_view->settings, "middle-click-opens-selection"))
{
state = (GdkModifierType) event->state;
clipboard = gtk_clipboard_get_for_display (
gtk_widget_get_display (GTK_WIDGET (web_view)),
GDK_SELECTION_PRIMARY);
uri = gtk_clipboard_wait_for_text (clipboard);
if (uri && strchr (uri, '.') && !strchr (uri, ' '))
{
new_uri = sokoke_magic_uri (uri, NULL);
if (state & GDK_CONTROL_MASK)
g_signal_emit (web_view, signals[NEW_TAB], 0, new_uri);
else
g_object_set (web_view, "uri", new_uri, NULL);
g_free (new_uri);
g_free (uri);
return TRUE;
}
}
return FALSE;
}
static gboolean
gtk_widget_button_release_event (MidoriWebView* web_view,
GdkEventButton* event)
{
GtkClipboard* clipboard;
gchar* text;
/* Emulate the primary clipboard, which WebKit doesn't support */
text = webkit_web_view_get_selected_text (WEBKIT_WEB_VIEW (web_view));
clipboard = gtk_clipboard_get_for_display (
gtk_widget_get_display (GTK_WIDGET (web_view)), GDK_SELECTION_PRIMARY);
gtk_clipboard_set_text (clipboard, text, -1);
g_free (text);
return FALSE;
}
static gboolean
gtk_widget_scroll_event (MidoriWebView* web_view,
GdkEventScroll* event)
{
GdkModifierType state = (GdkModifierType)0;
gint x, y;
gdk_window_get_pointer (NULL, &x, &y, &state);
if (state & GDK_CONTROL_MASK)
{
if (event->direction == GDK_SCROLL_DOWN)
webkit_web_view_zoom_out (WEBKIT_WEB_VIEW (web_view));
else if(event->direction == GDK_SCROLL_UP)
webkit_web_view_zoom_in (WEBKIT_WEB_VIEW (web_view));
return TRUE;
}
else
return FALSE;
}
static void
midori_web_view_menu_new_tab_activate_cb (GtkWidget* widget,
MidoriWebView* web_view)
{
const gchar* uri = g_object_get_data (G_OBJECT (widget), "uri");
g_signal_emit (web_view, signals[NEW_TAB], 0, uri);
}
static void
midori_web_view_menu_new_window_activate_cb (GtkWidget* widget,
MidoriWebView* web_view)
{
const gchar* uri = g_object_get_data (G_OBJECT (widget), "uri");
g_signal_emit (web_view, signals[NEW_WINDOW], 0, uri);
}
static void
midori_web_view_menu_download_activate_cb (GtkWidget* widget,
MidoriWebView* web_view)
{
gchar* program;
const gchar* uri;
g_object_get (web_view->settings, "download-manager", &program, NULL);
uri = g_object_get_data (G_OBJECT (widget), "uri");
sokoke_spawn_program (program, uri);
g_free (program);
}
static void
webkit_web_view_populate_popup_cb (GtkWidget* web_view,
GtkWidget* menu)
{
const gchar* uri;
GtkWidget* menuitem;
GdkScreen* screen;
GtkIconTheme* icon_theme;
GtkWidget* icon;
gchar* text;
GList* items;
gchar* program;
uri = midori_web_view_get_link_uri (MIDORI_WEB_VIEW (web_view));
if (uri)
{
menuitem = gtk_image_menu_item_new_with_mnemonic (
_("Open Link in New _Tab"));
screen = gtk_widget_get_screen (web_view);
icon_theme = gtk_icon_theme_get_for_screen (screen);
if (gtk_icon_theme_has_icon (icon_theme, STOCK_TAB_NEW))
{
icon = gtk_image_new_from_stock (STOCK_TAB_NEW, GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (menuitem), icon);
}
gtk_menu_shell_insert (GTK_MENU_SHELL (menu), menuitem, 1);
g_object_set_data (G_OBJECT (menuitem), "uri", (gchar*)uri);
g_signal_connect (menuitem, "activate",
G_CALLBACK (midori_web_view_menu_new_tab_activate_cb), web_view);
gtk_widget_show (menuitem);
/* hack to implement New Window */
items = gtk_container_get_children (GTK_CONTAINER (menu));
menuitem = (GtkWidget*)g_list_nth_data (items, 2);
g_object_set_data (G_OBJECT (menuitem), "uri", (gchar*)uri);
g_signal_connect (menuitem, "activate",
G_CALLBACK (midori_web_view_menu_new_window_activate_cb), web_view);
menuitem = (GtkWidget*)g_list_nth_data (items, 3);
/* hack to disable non-functional Download File */
gtk_widget_set_sensitive (menuitem, FALSE);
g_list_free (items);
g_object_get (MIDORI_WEB_VIEW (web_view)->settings,
"download-manager", &program, NULL);
if (program && *program)
{
menuitem = gtk_image_menu_item_new_with_mnemonic (
_("Download Link with Download _Manager"));
icon = gtk_image_new_from_stock (GTK_STOCK_SAVE_AS,
GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (menuitem), icon);
gtk_menu_shell_insert (GTK_MENU_SHELL (menu), menuitem, 4);
g_object_set_data (G_OBJECT (menuitem), "uri", (gchar*)uri);
g_signal_connect (menuitem, "activate",
G_CALLBACK (midori_web_view_menu_download_activate_cb), web_view);
gtk_widget_show (menuitem);
}
}
if (!uri && midori_web_view_has_selection (MIDORI_WEB_VIEW (web_view)))
{
text = webkit_web_view_get_selected_text (WEBKIT_WEB_VIEW (web_view));
if (text && strchr (text, '.') && !strchr (text, ' '))
{
menuitem = gtk_image_menu_item_new_with_mnemonic (
_("Open URL in New _Tab"));
icon = gtk_image_new_from_stock (GTK_STOCK_JUMP_TO,
GTK_ICON_SIZE_MENU);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (menuitem), icon);
gtk_menu_shell_insert (GTK_MENU_SHELL (menu), menuitem, -1);
g_object_set_data (G_OBJECT (menuitem), "uri", text);
g_signal_connect (menuitem, "activate",
G_CALLBACK (midori_web_view_menu_new_tab_activate_cb), web_view);
gtk_widget_show (menuitem);
}
/* text should be const, but it is allocated, so we must free it */
g_free (text);
}
}
static void
midori_web_view_init (MidoriWebView* web_view)
{
web_view->icon = gtk_widget_render_icon (GTK_WIDGET (web_view),
GTK_STOCK_FILE, GTK_ICON_SIZE_MENU, NULL);
web_view->progress = 0.0;
web_view->load_status = MIDORI_LOAD_FINISHED;
web_view->news_feeds = midori_web_list_new ();
web_view->settings = midori_web_settings_new ();
g_object_set (web_view, "WebKitWebView::settings", web_view->settings, NULL);
WebKitWebFrame* web_frame;
web_frame = webkit_web_view_get_main_frame (WEBKIT_WEB_VIEW (web_view));
g_object_connect (web_view,
"signal::load-started",
webkit_web_view_load_started, NULL,
"signal::window-object-cleared",
webkit_web_view_window_object_cleared_cb, NULL,
"signal::load-committed",
webkit_web_view_load_committed, NULL,
"signal::icon-ready",
webkit_web_view_icon_ready, NULL,
"signal::load-progress-changed",
webkit_web_view_progress_changed, NULL,
"signal::load-finished",
webkit_web_view_load_finished, NULL,
"signal::title-changed",
webkit_web_view_title_changed, NULL,
"signal::status-bar-text-changed",
webkit_web_view_statusbar_text_changed, NULL,
"signal::hovering-over-link",
webkit_web_view_hovering_over_link, NULL,
"signal::button-press-event",
gtk_widget_button_press_event_after, NULL,
"signal::button-release-event",
gtk_widget_button_release_event, NULL,
"signal::scroll-event",
gtk_widget_scroll_event, NULL,
"signal::populate-popup",
webkit_web_view_populate_popup_cb, NULL,
NULL);
g_object_connect (web_frame,
"signal::load-done",
webkit_web_frame_load_done, web_view,
NULL);
}
static void
midori_web_view_finalize (GObject* object)
{
MidoriWebView* web_view;
WebKitWebFrame* web_frame;
web_view = MIDORI_WEB_VIEW (object);
if (web_view->icon)
g_object_unref (web_view->icon);
g_free (web_view->uri);
g_free (web_view->title);
g_free (web_view->statusbar_text);
g_free (web_view->link_uri);
g_object_unref (web_view->news_feeds);
if (web_view->settings)
g_object_unref (web_view->settings);
if (web_view->xbel_item)
katze_xbel_item_unref (web_view->xbel_item);
web_frame = webkit_web_view_get_main_frame (WEBKIT_WEB_VIEW (web_view));
g_signal_handlers_disconnect_by_func (web_frame,
webkit_web_frame_load_done, web_view);
G_OBJECT_CLASS (midori_web_view_parent_class)->finalize (object);
}
static void
midori_web_view_set_property (GObject* object,
guint prop_id,
const GValue* value,
GParamSpec* pspec)
{
MidoriWebView* web_view = MIDORI_WEB_VIEW (object);
switch (prop_id)
{
case PROP_URI:
{
const gchar* uri = g_value_get_string (value);
if (uri && *uri)
webkit_web_view_open (WEBKIT_WEB_VIEW (web_view), uri);
break;
}
case PROP_TITLE:
katze_assign (web_view->title, g_value_dup_string (value));
const gchar* title = midori_web_view_get_display_title (web_view);
if (web_view->tab_title)
{
gtk_label_set_text (GTK_LABEL (web_view->tab_title), title);
gtk_widget_set_tooltip_text (web_view->tab_title, title);
}
if (web_view->menu_item)
gtk_label_set_text (GTK_LABEL (gtk_bin_get_child (GTK_BIN (
web_view->menu_item))), title);
if (web_view->xbel_item)
katze_xbel_item_set_title (web_view->xbel_item, title);
break;
case PROP_SETTINGS:
katze_object_assign (web_view->settings, g_value_get_object (value));
g_object_ref (web_view->settings);
g_object_set (object, "WebKitWebView::settings", web_view->settings, NULL);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
midori_web_view_get_property (GObject* object,
guint prop_id,
GValue* value,
GParamSpec* pspec)
{
MidoriWebView* web_view = MIDORI_WEB_VIEW (object);
switch (prop_id)
{
case PROP_URI:
g_value_set_string (value, web_view->uri);
break;
case PROP_TITLE:
g_value_set_string (value, web_view->title);
break;
case PROP_PROGRESS:
g_value_set_double (value, web_view->progress);
break;
case PROP_MLOAD_STATUS:
g_value_set_enum (value, web_view->load_status);
break;
case PROP_STATUSBAR_TEXT:
g_value_set_string (value, web_view->statusbar_text);
break;
case PROP_SETTINGS:
g_value_set_object (value, web_view->settings);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
/**
* midori_web_view_new:
*
* Creates a new web view widget.
*
* Return value: a new #MidoriWebView
**/
GtkWidget*
midori_web_view_new (void)
{
MidoriWebView* web_view = g_object_new (MIDORI_TYPE_WEB_VIEW,
NULL);
return GTK_WIDGET (web_view);
}
/**
* midori_web_view_set_settings:
* @web_view: a #MidoriWebView
* @web_settings: a #MidoriWebSettings
*
* Assigns a settings instance to the web view.
**/
void
midori_web_view_set_settings (MidoriWebView* web_view,
MidoriWebSettings* web_settings)
{
g_object_set (web_view, "settings", web_settings, NULL);
}
/**
* midori_web_view_get_proxy_menu_item:
* @web_view: a #MidoriWebView
*
* Retrieves a proxy menu item that is typically added to a Window menu
* and which on activation switches to the right window/ tab.
*
* The item is created on the first call and will be updated to reflect
* changes to the icon and title automatically.
*
* Note: The item is only valid as the web view is embedded in a #GtkNotebook.
*
* Return value: the proxy #GtkMenuItem or %NULL
**/
GtkWidget*
midori_web_view_get_proxy_menu_item (MidoriWebView* web_view)
{
const gchar* title;
g_return_val_if_fail (MIDORI_IS_WEB_VIEW (web_view), FALSE);
if (!web_view->menu_item)
{
title = midori_web_view_get_display_title (web_view);
web_view->menu_item = gtk_image_menu_item_new_with_label (title);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (web_view->menu_item),
gtk_image_new_from_pixbuf (web_view->icon));
g_signal_connect (web_view->menu_item, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&web_view->menu_item);
}
return web_view->menu_item;
}
/**
* midori_web_view_get_proxy_tab_icon:
* @web_view: a #MidoriWebView
*
* Retrieves a proxy tab icon that is typically used in a tab label.
*
* The icon is created on the first call and will be updated to reflect
* loading progress and changes of the actual icon.
*
* Note: If a proxy tab label has been created before, this represents
* the existing icon used in the label.
*
* Return value: the proxy #GtkImage
**/
GtkWidget*
midori_web_view_get_proxy_tab_icon (MidoriWebView* web_view)
{
g_return_val_if_fail (MIDORI_IS_WEB_VIEW (web_view), NULL);
if (!web_view->tab_icon)
{
web_view->tab_icon = katze_throbber_new ();
katze_throbber_set_static_pixbuf (KATZE_THROBBER (web_view->tab_icon),
web_view->icon);
g_signal_connect (web_view->tab_icon, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&web_view->tab_icon);
}
return web_view->tab_icon;
}
/**
* midori_web_view_get_proxy_tab_title:
* @web_view: a #MidoriWebView
*
* Retrieves a proxy tab title that is typically used as the label
* of a #GtkNotebook page.
*
* The title is created on the first call and will be updated to
* reflect changes automatically.
*
* Return value: the proxy #GtkLabel
**/
GtkWidget*
midori_web_view_get_proxy_tab_title (MidoriWebView* web_view)
{
const gchar* title;
g_return_val_if_fail (MIDORI_IS_WEB_VIEW (web_view), NULL);
if (!web_view->tab_title)
{
title = midori_web_view_get_display_title (web_view);
web_view->tab_title = gtk_label_new (title);
g_signal_connect (web_view->tab_title, "destroy",
G_CALLBACK (gtk_widget_destroyed),
&web_view->tab_title);
}
return web_view->tab_title;
}
/**
* midori_web_view_get_proxy_xbel_item:
* @web_view: a #MidoriWebView
*
* Retrieves a proxy xbel item that can be used for bookmark storage as
* well as session management.
*
* The item is created on the first call and will be updated to reflect
* changes to the title and href automatically.
*
* Note: Currently the item is always a bookmark, but this might change
* in the future.
*
* Return value: the proxy #KatzeXbelItem
**/
KatzeXbelItem*
midori_web_view_get_proxy_xbel_item (MidoriWebView* web_view)
{
const gchar* uri;
const gchar* title;
g_return_val_if_fail (MIDORI_IS_WEB_VIEW (web_view), NULL);
if (!web_view->xbel_item)
{
web_view->xbel_item = katze_xbel_bookmark_new ();
uri = midori_web_view_get_display_uri (web_view);
katze_xbel_bookmark_set_href (web_view->xbel_item, uri);
title = midori_web_view_get_display_title (web_view);
katze_xbel_item_set_title (web_view->xbel_item, title);
}
return web_view->xbel_item;
}
/**
* midori_web_view_load_status:
* @web_view: a #MidoriWebView
*
* Determines the current loading status of a page.
*
* Return value: the current #MidoriLoadStatus
**/
MidoriLoadStatus
midori_web_view_get_load_status (MidoriWebView* web_view)
{
g_return_val_if_fail (MIDORI_IS_WEB_VIEW (web_view), MIDORI_LOAD_FINISHED);
return web_view->load_status;
}
/**
* midori_web_view_get_progress:
* @web_view: a #MidoriWebView
*
* Retrieves the current loading progress as
* a fraction between 0.0 and 1.0.
*
* Return value: the current loading progress
**/
gdouble
midori_web_view_get_progress (MidoriWebView* web_view)
{
g_return_val_if_fail (MIDORI_IS_WEB_VIEW (web_view), 0.0);
return web_view->progress;
}
/**
* midori_web_view_get_display_uri:
* @web_view: a #MidoriWebView
*
* Retrieves a string that is suitable for displaying, particularly an
* empty URI is represented as "".
*
* You can assume that the string is not %NULL.
*
* Return value: an URI string
**/
const gchar*
midori_web_view_get_display_uri (MidoriWebView* web_view)
{
g_return_val_if_fail (MIDORI_IS_WEB_VIEW (web_view), "");
return web_view->uri ? web_view->uri : "";
}
/**
* midori_web_view_get_display_title:
* @web_view: a #MidoriWebView
*
* Retrieves a string that is suitable for displaying as a title. Most of the
* time this will be the title or the current URI.
*
* You can assume that the string is not %NULL.
*
* Return value: a title string
**/
const gchar*
midori_web_view_get_display_title (MidoriWebView* web_view)
{
g_return_val_if_fail (MIDORI_IS_WEB_VIEW (web_view), "about:blank");
if (web_view->title)
return web_view->title;
if (web_view->uri)
return web_view->uri;
return "about:blank";
}
/**
* midori_web_view_get_link_uri:
* @web_view: a #MidoriWebView
*
* Retrieves the uri of the currently focused link, particularly while the
* mouse hovers a link or a context menu is being opened.
*
* Return value: an URI string, or %NULL if there is no link focussed
**/
const gchar*
midori_web_view_get_link_uri (MidoriWebView* web_view)
{
g_return_val_if_fail (MIDORI_IS_WEB_VIEW (web_view), NULL);
return web_view->link_uri;
}
/**
* midori_web_view_get_news_feeds:
* @web_view: a #MidoriWebView
*
* Retrieves a list of news feeds for the current page
* or %NULL if there are no feeds at all.
*
* Return value: a #MidoriWebList, or %NULL
**/
MidoriWebList*
midori_web_view_get_news_feeds (MidoriWebView* web_view)
{
g_return_val_if_fail (MIDORI_IS_WEB_VIEW (web_view), NULL);
if (!midori_web_list_is_empty (web_view->news_feeds))
return web_view->news_feeds;
return NULL;
}
/**
* midori_web_view_has_selection:
* @web_view: a #MidoriWebView
*
* Determines whether something on the page is selected.
*
* By contrast to webkit_web_view_has_selection() this
* returns %FALSE if there is a selection that
* effectively only consists of whitespace.
*
* Return value: %TRUE if effectively there is a selection
**/
gboolean
midori_web_view_has_selection (MidoriWebView* web_view)
{
gchar* text;
g_return_val_if_fail (MIDORI_IS_WEB_VIEW (web_view), FALSE);
text = webkit_web_view_get_selected_text (WEBKIT_WEB_VIEW (web_view));
if (text && *text)
{
g_free (text);
return TRUE;
}
g_free (text);
return FALSE;
}