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Load thumbnails when needed and not from a filename

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We actually pack views solely needed to take snapshots in the
notebook of the parent browser but try to keep them hidden.
This commit is contained in:
Christian Dywan 2009-05-27 23:57:29 +02:00
parent faae6e9b40
commit a2d89bc37b
1 changed files with 68 additions and 36 deletions
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104
midori/midori-view.c
View file

@ -3034,6 +3034,40 @@ midori_view_get_snapshot (MidoriView* view,
return pixbuf;
}
static void
thumb_view_load_status_cb (MidoriView* thumb_view,
GParamSpec* pspec,
MidoriView* view)
{
GdkPixbuf* img;
gchar* file_content;
gchar* encoded;
gchar* dom_id;
gchar* js;
gsize sz;
if (katze_object_get_enum (thumb_view, "load-status") != MIDORI_LOAD_FINISHED)
return;
img = midori_view_get_snapshot (MIDORI_VIEW (thumb_view), 160, 107);
gdk_pixbuf_save_to_buffer (img, &file_content, &sz, "png", NULL, "compression", "7", NULL);
encoded = g_base64_encode ((guchar *)file_content, sz );
/* Call Javascript function to replace shortcut's content */
dom_id = g_object_get_data (G_OBJECT (thumb_view), "dom-id");
js = g_strdup_printf ("setThumbnail('%s','%s','%s');",
dom_id, encoded, thumb_view->uri);
webkit_web_view_execute_script (WEBKIT_WEB_VIEW (view->web_view), js);
free (js);
g_object_unref (img);
g_free (dom_id);
g_free (encoded);
g_free (file_content);
gtk_widget_destroy (GTK_WIDGET (thumb_view));
}
/**
* midori_view_speed_dial_inject_thumb
* @view: a #MidoriView
@ -3043,33 +3077,40 @@ midori_view_get_snapshot (MidoriView* view,
*/
static void
midori_view_speed_dial_inject_thumb (MidoriView* view,
gchar* filename,
gchar* dom_id,
gchar* url)
gchar* filename,
gchar* dom_id,
gchar* url)
{
gchar* file_content;
gchar* encoded;
gchar* js;
gsize sz;
GdkPixbuf* img;
GtkWidget* thumb_view;
MidoriWebSettings* settings;
GtkWidget* browser;
GtkWidget* notebook;
GtkWidget* label;
if (!g_file_test (filename, G_FILE_TEST_EXISTS))
thumb_view = midori_view_new (view->net);
settings = g_object_new (MIDORI_TYPE_WEB_SETTINGS, "enable-scripts", FALSE,
"enable-plugins", FALSE, "auto-load-images", TRUE, NULL);
midori_view_set_settings (MIDORI_VIEW (thumb_view), settings);
browser = gtk_widget_get_toplevel (GTK_WIDGET (view));
if (!GTK_IS_WINDOW (browser))
return;
img = gdk_pixbuf_new_from_file_at_scale (filename, 160, 107, FALSE, NULL);
gdk_pixbuf_save_to_buffer (img, &file_content, &sz, "png", NULL, "compression", "7", NULL);
encoded = g_base64_encode ( (guchar *)file_content, sz );
/* Call Javascript function to replace shortcut's content */
js = g_strdup_printf ("setThumbnail('%s','%s','%s');", dom_id, encoded, url);
webkit_web_view_execute_script (WEBKIT_WEB_VIEW (view->web_view), js);
free (js);
g_object_unref (img);
g_free (url);
g_free (dom_id);
g_free (encoded);
g_free (file_content);
/* What we are doing here is a bit of a hack. In order to render a
thumbnail we need a new view and load the url in it. But it has
to be visible and packed in a container. So we secretly pack it
into the notebook of the parent browser. */
notebook = katze_object_get_object (browser, "notebook");
if (!notebook)
return;
gtk_container_add (GTK_CONTAINER (notebook), thumb_view);
/* We use an empty label. It's not invisible but at least hard to spot. */
label = gtk_event_box_new ();
gtk_notebook_set_tab_label (GTK_NOTEBOOK (notebook), thumb_view, label);
g_object_unref (notebook);
gtk_widget_show (thumb_view);
g_object_set_data (G_OBJECT (thumb_view), "dom-id", dom_id);
g_signal_connect (thumb_view, "notify::load-status",
G_CALLBACK (thumb_view_load_status_cb), view);
midori_view_set_uri (MIDORI_VIEW (thumb_view), url);
}
/**
@ -3086,24 +3127,15 @@ midori_view_speed_dial_inject_thumb (MidoriView* view,
**/
static void
midori_view_speed_dial_get_thumb (GtkWidget* web_view,
const gchar* message,
MidoriView* view)
const gchar* message,
MidoriView* view)
{
static gchar* folder;
gchar* thumb;
gchar* filename;
gchar** t_data = g_strsplit (message," ", 4);
if (t_data[1] == NULL || t_data[2] == NULL )
return;
folder = g_build_filename (g_get_user_cache_dir (), PACKAGE_NAME,
"thumbs", NULL);
thumb = g_compute_checksum_for_string (G_CHECKSUM_MD5, t_data[2], -1);
filename = g_build_filename (folder, thumb, NULL);
g_free (thumb);
midori_view_speed_dial_inject_thumb (view, filename,
midori_view_speed_dial_inject_thumb (view, NULL,
g_strdup (t_data[1]), g_strdup (t_data[2]));
g_strfreev (t_data);
}