talons

commit a1c18383eec22739453b947a5660b6bc5367e1f5
parent 9ad2c0be37218fe61b8bac55331b67d159706c71
Author: Andrej Kacian <ticho@claws-mail.org>
Date:   Sun, 28 Oct 2018 13:30:29 +0100

A new, non-deprecated way to set color of pref color buttons.

We use Pango markup to set the button label background color,
instead of changing widget-level background color, which doesn't
work anymore in GTK3.

Diffstat:
M
src/gtk/gtkutils.c
 | 
21
+++++++++++++++++++++
M
src/gtk/gtkutils.h
 | 
5
++++-

2 files changed, 25 insertions(+), 1 deletion(-)
diff --git a/src/gtk/gtkutils.c b/src/gtk/gtkutils.c
@@ -2133,3 +2133,24 @@ gchar *gtkut_gdk_rgba_to_string(GdkRGBA *rgba)
 	return str;
 }
 #undef RGBA_ELEMENT_TO_BYTE
+
+void gtkut_set_button_color(GtkWidget *button,
+		GdkRGBA *rgba)
+{
+	gchar *str, *markup;
+	GtkWidget *label;
+
+	cm_return_if_fail(button != NULL);
+	cm_return_if_fail(rgba != NULL);
+
+	label = gtk_bin_get_child(GTK_BIN(button));
+	cm_return_if_fail(label != NULL);
+
+	str = gtkut_gdk_rgba_to_string(rgba);
+
+	markup = g_strdup_printf("<span bgcolor=\"%s\">" GTKUT_COLOR_BUTTON_LABEL "</span>", str);
+	g_free(str);
+
+	gtk_label_set_markup(GTK_LABEL(label), markup);
+	g_free(markup);
+}
diff --git a/src/gtk/gtkutils.h b/src/gtk/gtkutils.h
@@ -56,8 +56,9 @@
 #define GTKUT_CTREE_REFRESH(clist) \
 	GTK_CMCLIST_GET_CLASS(clist)->refresh(clist)
 
+#define GTKUT_COLOR_BUTTON_LABEL "\x20\xE2\x80\x83\x20"
 #define GTKUT_COLOR_BUTTON() \
-	gtk_button_new_with_label("\x20\xE2\x80\x83\x20")
+	gtk_button_new_with_label(GTKUT_COLOR_BUTTON_LABEL)
 
 /* Set "color" to the same color as "rgba" */
 #define GTKUT_GDKRGBA_TO_GDKCOLOR(rgba, color) { \
@@ -165,6 +166,8 @@ GtkWidget *gtkut_account_menu_new	(GList			*ac_list,
 
 void gtkut_set_widget_bgcolor_rgb	(GtkWidget 	*widget,
 					 GdkRGBA 		 rgbvalue);
+void gtkut_set_button_color(GtkWidget *button,
+					 GdkRGBA 		 *rgbvalue);
 
 void gtkut_widget_set_small_font_size(GtkWidget *widget);
 GtkWidget *gtkut_get_focused_child	(GtkContainer 	*parent);