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Introduce midori_web_settings_add/remove_style API

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The CSS stylesheets added by ID are globally applied.

Related: https://bugs.launchpad.net/midori/+bug/826441
This commit is contained in:
Peter Hatina 2011-10-26 20:36:16 +02:00 committed by Christian Dywan
parent beb4ed15e2
commit 0388f2fa39
2 changed files with 85 additions and 0 deletions
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76
midori/midori-websettings.c
View file

@ -1,5 +1,6 @@
/*
Copyright (C) 2008-2010 Christian Dywan <christian@twotoasts.de>
Copyright (C) 2011 Peter Hatina <phatina@redhat.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
@ -92,6 +93,7 @@ struct _MidoriWebSettings
#endif
gboolean strip_referer;
gboolean flash_window_on_bg_tabs;
GHashTable* user_stylesheets;
};
struct _MidoriWebSettingsClass
@ -1090,6 +1092,7 @@ midori_web_settings_init (MidoriWebSettings* web_settings)
web_settings->http_proxy = NULL;
web_settings->open_popups_in_tabs = TRUE;
web_settings->kinetic_scrolling = TRUE;
web_settings->user_stylesheets = NULL;
g_signal_connect (web_settings, "notify::default-encoding",
G_CALLBACK (notify_default_encoding_cb), NULL);
@ -1110,6 +1113,8 @@ midori_web_settings_finalize (GObject* object)
katze_assign (web_settings->location_entry_search, NULL);
katze_assign (web_settings->http_proxy, NULL);
katze_assign (web_settings->ident_string, NULL);
if (web_settings->user_stylesheets != NULL)
g_hash_table_destroy (web_settings->user_stylesheets);
G_OBJECT_CLASS (midori_web_settings_parent_class)->finalize (object);
}
@ -1732,3 +1737,74 @@ midori_web_settings_new (void)
return web_settings;
}
static void
midori_web_settings_process_stylesheets (MidoriWebSettings* settings)
{
GHashTableIter it;
GString* css = g_string_new ("");
gchar* base64;
gchar* encoded;
gpointer key;
gpointer value;
g_hash_table_iter_init (&it, settings->user_stylesheets);
while (g_hash_table_iter_next (&it, &key, &value))
g_string_append_printf (css, "%s\n", (const gchar*) value);
/* data: uri prefix from Source/WebCore/page/Page.cpp:700 in WebKit */
encoded = g_base64_encode ((guchar*)css->str, css->len);
base64 = g_strdup_printf ("data:text/css;charset=utf-8;base64,%s", encoded);
g_object_set (settings, "user-stylesheet-uri", base64, NULL);
g_free (encoded);
g_free (base64);
g_string_free (css, TRUE);
}
/**
* midori_web_settings_add_style:
* @rule_id: a string identifier
* @style: a CSS stylesheet
*
* Adds or replaces a custom stylesheet.
*
* Since: 0.4.2
**/
void
midori_web_settings_add_style (MidoriWebSettings* settings,
gchar* rule_id,
gchar* style)
{
g_return_if_fail (MIDORI_IS_WEB_SETTINGS (settings));
g_return_if_fail (rule_id != NULL);
g_return_if_fail (style != NULL);
if (settings->user_stylesheets == NULL)
settings->user_stylesheets = g_hash_table_new (g_str_hash, NULL);
g_hash_table_insert (settings->user_stylesheets, rule_id, style);
midori_web_settings_process_stylesheets (settings);
}
/**
* midori_web_settings_remove_style:
* @rule_id: the string identifier used previously
*
* Removes a stylesheet from midori settings.
*
* Since: 0.4.2
**/
void
midori_web_settings_remove_style (MidoriWebSettings* settings,
const gchar* rule_id)
{
g_return_if_fail (MIDORI_IS_WEB_SETTINGS (settings));
g_return_if_fail (rule_id != NULL);
if (settings->user_stylesheets != NULL)
{
g_hash_table_remove (settings->user_stylesheets, rule_id);
midori_web_settings_process_stylesheets (settings);
}
}

9
midori/midori-websettings.h
View file

@ -158,6 +158,15 @@ midori_web_settings_get_type (void) G_GNUC_CONST;
MidoriWebSettings*
midori_web_settings_new (void);
void
midori_web_settings_add_style (MidoriWebSettings* settings,
gchar* rule_id,
gchar* style);
void
midori_web_settings_remove_style (MidoriWebSettings* settings,
const gchar* rule_id);
G_END_DECLS
#endif /* __MIDORI_WEB_SETTINGS_H__ */