* [PATCH]: lisp function for gtk-application-prefer-dark-theme
2012-05-26 14:56 Proposal: lisp function for gtk-application-prefer-dark-theme Antono Vasiljev
@ 2012-05-30 14:14 ` Antono Vasiljev
0 siblings, 0 replies; 2+ messages in thread
From: Antono Vasiljev @ 2012-05-30 14:14 UTC (permalink / raw)
To: Antono Vasiljev; +Cc: bug-gnu-emacs, emacs-devel
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Antono Vasiljev <self@antono.info> writes:
> Hello,
>
> I would like to be able setup emacs to use dark GTK theme variant[0].
>
> GTK apps usually provide such possibliity via GSettings property
> gtk-application-prefer-dark-theme[1]. I wonder how can it be binded to
> elisp function (best file for such function).
Replying to myself with initial patch implementing
application-prefer-dark-theme ARG
See it in action: https://vimeo.com/43078091
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From 7679c96fb785bc682b086f08482411311d12f84a Mon Sep 17 00:00:00 2001
From: Antono Vasiljev <self@antono.info>
Date: Wed, 30 May 2012 16:56:42 +0300
Subject: [PATCH] Implemented lisp function application-prefer-dark-theme
* src/xsettings.c: GtkSetting and function definition
* src/xsettings.h: EXFUN macro for application-prefer-dark-theme
---
src/xsettings.c | 32 ++++++++++++++++++++++++++++++++
src/xsettings.h | 1 +
2 files changed, 33 insertions(+)
diff --git a/src/xsettings.c b/src/xsettings.c
index 69ef22f..d8c01c7 100644
--- a/src/xsettings.c
+++ b/src/xsettings.c
@@ -201,6 +201,7 @@ struct xsettings
/* The single GSettings instance, or NULL if not connected to GSettings. */
static GSettings *gsettings_client;
+static GtkSettings *gtk_settings;
/* Callback called when something changed in GSettings. */
@@ -824,6 +825,8 @@ init_gsettings (void)
g_signal_connect (G_OBJECT (gsettings_client), "changed",
G_CALLBACK (something_changed_gsettingsCB), NULL);
+ gtk_settings = gtk_settings_get_default ();
+
val = g_settings_get_value (gsettings_client, GSETTINGS_TOOL_BAR_STYLE);
if (val)
{
@@ -1004,6 +1007,30 @@ known style. Otherwise return image. */)
return Qimage;
}
+DEFUN ("application-prefer-dark-theme",
+ Fapplication_prefer_dark_theme,
+ Sapplication_prefer_dark_theme,
+ 0, 1, 0,
+ doc: /* Set dark theme variant for application if supported by
+GUI toolkit and ARG is not nil. */)
+ (Lisp_Object arg)
+{
+ gboolean result = FALSE;
+
+#ifdef HAVE_GSETTINGS
+ if (NILP (arg) || (NUMBERP(arg) && (XINT(arg) < 0))) {
+ result = FALSE;
+ } else {
+ result = TRUE;
+ }
+
+ g_object_set (G_OBJECT (gtk_settings),
+ "gtk-application-prefer-dark-theme", result, NULL);
+#endif
+
+ return result ? Fmake_symbol (build_string ("t")) : Qnil;
+}
+
void
syms_of_xsettings (void)
{
@@ -1012,6 +1039,7 @@ syms_of_xsettings (void)
first_dpyinfo = NULL;
#ifdef HAVE_GSETTINGS
gsettings_client = NULL;
+ gtk_settings = NULL;
#endif
#ifdef HAVE_GCONF
gconf_client = NULL;
@@ -1041,6 +1069,10 @@ If this variable is nil, Emacs ignores system font changes. */);
#endif
#endif
+#ifdef HAVE_GSETTINGS
+ defsubr (&Sapplication_prefer_dark_theme);
+#endif
+
current_tool_bar_style = Qnil;
DEFSYM (Qtool_bar_style, "tool-bar-style");
defsubr (&Stool_bar_get_system_style);
diff --git a/src/xsettings.h b/src/xsettings.h
index d6b0c09..83b5cfc 100644
--- a/src/xsettings.h
+++ b/src/xsettings.h
@@ -21,6 +21,7 @@ along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
#define XSETTINGS_H
EXFUN (Ftool_bar_get_system_style, 0);
+EXFUN (Fapplication_prefer_dark_theme, 1);
extern void xsettings_initialize (struct x_display_info *dpyinfo);
extern void xft_settings_event (struct x_display_info *dpyinfo,
--
1.7.9.5
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