267 lines
7.8 KiB
C
267 lines
7.8 KiB
C
/*
|
|
Copyright (C) 2009-2013 Christian Dywan <christian@twotoasts.de>
|
|
Copyright (C) 2010 Samuel Creshal <creshal@arcor.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/midori.h>
|
|
|
|
static void
|
|
get_foreground_color_for_GdkColor (GdkColor* color,
|
|
GdkColor* fgcolor)
|
|
{
|
|
gfloat brightness, r, g, b;
|
|
|
|
r = color->red / 255;
|
|
g = color->green / 255;
|
|
b = color->blue / 255;
|
|
|
|
/* For math used see algorithms for converting from rgb to yuv */
|
|
brightness = 0.299 * r + 0.587 * g + 0.114 * b;
|
|
|
|
/* Ensure high contrast by enforcing black/ white text colour. */
|
|
/* Brigthness (range 0-255) equals value of y from YUV color space. */
|
|
if (brightness < 128)
|
|
gdk_color_parse ("white", fgcolor);
|
|
else
|
|
gdk_color_parse ("black", fgcolor);
|
|
}
|
|
|
|
static void
|
|
adjust_brightness (GdkColor* color)
|
|
{
|
|
guint dark_grey = 137 * 255;
|
|
guint adjustment = 78 * 255;
|
|
guint blue = 39 * 255;
|
|
guint readjust = 19 * 255;
|
|
|
|
if ((color->red < dark_grey)
|
|
&& (color->green < dark_grey)
|
|
&& (color->blue < dark_grey))
|
|
{
|
|
color->red += adjustment;
|
|
color->green += adjustment;
|
|
color->blue += adjustment;
|
|
}
|
|
|
|
if (color->red < blue)
|
|
color->red = readjust;
|
|
else
|
|
color->red -= readjust;
|
|
|
|
if (color->blue < blue)
|
|
color->blue = readjust;
|
|
else
|
|
color->blue -= readjust;
|
|
|
|
if (color->green < blue)
|
|
color->green = readjust;
|
|
else
|
|
color->green -= readjust;
|
|
}
|
|
|
|
static void
|
|
view_get_bgcolor_for_favicon (GdkPixbuf* icon,
|
|
GdkColor* color)
|
|
{
|
|
GdkPixbuf* newpix;
|
|
guchar* pixels;
|
|
|
|
newpix = gdk_pixbuf_scale_simple (icon, 1, 1, GDK_INTERP_BILINEAR);
|
|
pixels = gdk_pixbuf_get_pixels (newpix);
|
|
color->red = pixels[0] * 255;
|
|
color->green = pixels[1] * 255;
|
|
color->blue = pixels[2] * 255;
|
|
|
|
adjust_brightness (color);
|
|
}
|
|
|
|
static void
|
|
view_get_bgcolor_for_hostname (gchar* hostname,
|
|
GdkColor* color)
|
|
{
|
|
gchar* hash, *colorstr;
|
|
|
|
hash = g_compute_checksum_for_string (G_CHECKSUM_MD5, hostname, 1);
|
|
colorstr = g_strndup (hash, 6 + 1);
|
|
colorstr[0] = '#';
|
|
gdk_color_parse (colorstr, color);
|
|
|
|
g_free (hash);
|
|
g_free (colorstr);
|
|
|
|
adjust_brightness (color);
|
|
}
|
|
|
|
static void
|
|
colorful_tabs_view_notify_uri_cb (MidoriView* view,
|
|
GParamSpec* pspec,
|
|
MidoriExtension* extension)
|
|
{
|
|
const gchar* uri = midori_view_get_display_uri (view);
|
|
if (!*uri)
|
|
return;
|
|
|
|
if (!midori_uri_is_blank (uri))
|
|
{
|
|
gchar* hostname = midori_uri_parse_hostname (uri, NULL);
|
|
if (hostname)
|
|
{
|
|
GdkColor fgcolor, color;
|
|
GdkPixbuf* icon = midori_view_get_icon (view);
|
|
|
|
if (icon)
|
|
view_get_bgcolor_for_favicon (icon, &color);
|
|
else
|
|
view_get_bgcolor_for_hostname (hostname, &color);
|
|
|
|
get_foreground_color_for_GdkColor (&color, &fgcolor);
|
|
midori_view_set_colors (view, &fgcolor, &color);
|
|
|
|
g_free (hostname);
|
|
}
|
|
}
|
|
else
|
|
midori_view_set_colors (view, NULL, NULL);
|
|
}
|
|
|
|
static void
|
|
colorful_tabs_browser_add_tab_cb (MidoriBrowser* browser,
|
|
GtkWidget* view,
|
|
MidoriExtension* extension)
|
|
{
|
|
colorful_tabs_view_notify_uri_cb (MIDORI_VIEW (view), NULL, extension);
|
|
g_signal_connect (view, "notify::icon",
|
|
G_CALLBACK (colorful_tabs_view_notify_uri_cb), extension);
|
|
}
|
|
|
|
static void
|
|
colorful_tabs_app_add_browser_cb (MidoriApp* app,
|
|
MidoriBrowser* browser,
|
|
MidoriExtension* extension);
|
|
|
|
static void
|
|
colorful_tabs_deactivate_cb (MidoriExtension* extension,
|
|
MidoriBrowser* browser)
|
|
{
|
|
GList* children;
|
|
MidoriApp* app = midori_extension_get_app (extension);
|
|
|
|
g_signal_handlers_disconnect_by_func (
|
|
app, colorful_tabs_app_add_browser_cb, extension);
|
|
g_signal_handlers_disconnect_by_func (
|
|
browser, colorful_tabs_browser_add_tab_cb, extension);
|
|
g_signal_handlers_disconnect_by_func (
|
|
extension, colorful_tabs_deactivate_cb, browser);
|
|
|
|
children = midori_browser_get_tabs (MIDORI_BROWSER (browser));
|
|
for (; children; children = g_list_next (children))
|
|
{
|
|
midori_view_set_colors (children->data, NULL, NULL);
|
|
g_signal_handlers_disconnect_by_func (
|
|
children->data, colorful_tabs_view_notify_uri_cb, extension);
|
|
}
|
|
g_list_free (children);
|
|
}
|
|
|
|
static void
|
|
colorful_tabs_app_add_browser_cb (MidoriApp* app,
|
|
MidoriBrowser* browser,
|
|
MidoriExtension* extension)
|
|
{
|
|
GList* children;
|
|
|
|
children = midori_browser_get_tabs (MIDORI_BROWSER (browser));
|
|
for (; children; children = g_list_next (children))
|
|
colorful_tabs_browser_add_tab_cb (browser, children->data, extension);
|
|
g_list_free (children);
|
|
|
|
g_signal_connect (browser, "add-tab",
|
|
G_CALLBACK (colorful_tabs_browser_add_tab_cb), extension);
|
|
g_signal_connect (extension, "deactivate",
|
|
G_CALLBACK (colorful_tabs_deactivate_cb), browser);
|
|
}
|
|
|
|
|
|
static void
|
|
colorful_tabs_activate_cb (MidoriExtension* extension,
|
|
MidoriApp* app)
|
|
{
|
|
KatzeArray* browsers;
|
|
MidoriBrowser* browser;
|
|
|
|
browsers = katze_object_get_object (app, "browsers");
|
|
KATZE_ARRAY_FOREACH_ITEM (browser, browsers)
|
|
colorful_tabs_app_add_browser_cb (app, browser, extension);
|
|
g_signal_connect (app, "add-browser",
|
|
G_CALLBACK (colorful_tabs_app_add_browser_cb), extension);
|
|
|
|
g_object_unref (browsers);
|
|
}
|
|
|
|
void test_colour_for_hostname (void)
|
|
{
|
|
GdkColor color;
|
|
GdkColor fgcolor;
|
|
|
|
typedef struct
|
|
{
|
|
const gchar* host;
|
|
const gchar* fgcolor;
|
|
const gchar* color;
|
|
} ColorItem;
|
|
|
|
static const ColorItem items[] = {
|
|
{ "www.last.fm", "#ffffffffffff", "#12ed7da312ed" },
|
|
{ "git.xfce.org", "#ffffffffffff", "#1c424c72e207" },
|
|
{ "elementaryos.org", "#000000000000", "#50dbac36b43e" },
|
|
{ "news.ycombinator.com", "#000000000000", "#a5cba6cc5278" },
|
|
{ "cgit.freedesktop.org", "#000000000000", "#95bb8db37ca2" },
|
|
{ "get.cm", "#ffffffffffff", "#1c424c72e207" },
|
|
};
|
|
|
|
guint i;
|
|
for (i = 0; i < G_N_ELEMENTS (items); i++)
|
|
{
|
|
view_get_bgcolor_for_hostname ((gchar*)items[i].host, &color);
|
|
get_foreground_color_for_GdkColor (&color, &fgcolor);
|
|
|
|
g_assert_cmpstr (items[i].color, ==, gdk_color_to_string (&color));
|
|
g_assert_cmpstr (items[i].fgcolor, ==, gdk_color_to_string (&fgcolor));
|
|
}
|
|
}
|
|
|
|
void
|
|
extension_test (void)
|
|
{
|
|
#ifndef HAVE_WEBKIT2
|
|
g_object_set_data (G_OBJECT (webkit_get_default_session ()),
|
|
"midori-session-initialized", (void*)1);
|
|
#endif
|
|
|
|
/* TODO: Add test which uses favicon codepath */
|
|
|
|
g_test_add_func ("/extensions/colorful_tabs/hostname_colour", test_colour_for_hostname);
|
|
}
|
|
|
|
MidoriExtension*
|
|
extension_init (void)
|
|
{
|
|
MidoriExtension* extension = g_object_new (MIDORI_TYPE_EXTENSION,
|
|
"name", _("Colorful Tabs"),
|
|
"description", _("Tint each tab distinctly"),
|
|
"version", "0.5" MIDORI_VERSION_SUFFIX,
|
|
"authors", "Christian Dywan <christian@twotoasts.de>, Samuel Creshal <creshal@arcor.de>",
|
|
NULL);
|
|
|
|
g_signal_connect (extension, "activate",
|
|
G_CALLBACK (colorful_tabs_activate_cb), NULL);
|
|
|
|
return extension;
|
|
}
|