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Send Purple debug messages to GLib structured logging
2021-10-19, Elliott Sales de Andrade
409319dde54e
Send Purple debug messages to GLib structured logging
Instead of doing the reverse from the UIs.
Testing Done:
Compiled and watched Debug Window while resizing the Debug Window (which saves a window size pref.)
Reviewed at https://reviews.imfreedom.org/r/1069/
/*
* Pidgin - Internet Messenger
* Copyright (C) Pidgin Developers <devel@pidgin.im>
*
* Pidgin is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* This program is free software; you can redistribute it and/or modify
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, 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 library; if not, see <https://www.gnu.org/licenses/>.
*/
#include
"pidgin/pidginstylecontext.h"
/* Assume light mode */
static
gboolean
dark_mode_have_cache
=
FALSE
;
static
gboolean
dark_mode_cached_value
=
FALSE
;
/******************************************************************************
* Public API
*****************************************************************************/
void
pidgin_style_context_get_background_color
(
GdkRGBA
*
color
)
{
/* This value will leak, we could put a shutdown function in but right now
* that seems like a bit much for a few bytes.
*/
static
GdkRGBA
*
background
=
NULL
;
if
(
g_once_init_enter
(
&
background
))
{
GdkRGBA
*
bg
=
NULL
;
GtkStyleContext
*
context
=
NULL
;
GtkWidget
*
window
=
NULL
;
/* We create a window to get its background color from its style
* context. This _is_ doable without creating a window, but you still
* need the window class and about four times as much code, so that's
* why we do it this way.
*/
window
=
gtk_window_new
(
GTK_WINDOW_TOPLEVEL
);
context
=
gtk_widget_get_style_context
(
window
);
gtk_style_context_get
(
context
,
GTK_STATE_FLAG_NORMAL
,
GTK_STYLE_PROPERTY_BACKGROUND_COLOR
,
&
bg
,
NULL
);
gtk_widget_destroy
(
window
);
g_once_init_leave
(
&
background
,
bg
);
}
*
color
=
*
background
;
}
gboolean
pidgin_style_context_is_dark
(
void
)
{
GdkRGBA
bg
;
gdouble
luminance
=
0.0
;
if
(
dark_mode_have_cache
)
{
return
dark_mode_cached_value
;
}
pidgin_style_context_get_background_color
(
&
bg
);
/* 709 coefficients from https://en.wikipedia.org/wiki/Luma_(video) */
luminance
=
(
0.2126
*
bg
.
red
)
+
(
0.7152
*
bg
.
green
)
+
(
0.0722
*
bg
.
blue
);
dark_mode_cached_value
=
(
luminance
<
0.5
);
dark_mode_have_cache
=
TRUE
;
return
dark_mode_cached_value
;
}