From: Matthias Clasen <mclasen@redhat.com>
Date: Sat, 31 Mar 2018 22:57:06 +0000 (-0400)
Subject: Font chooser: Hide tweak button sometimes
X-Git-Tag: archive/raspbian/4.4.1+ds1-2+rpi1^2~18^2~22^2~704
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=8fb30a6a7bff433f9a94fd6b90253ddfd5cba502;p=gtk4.git

Font chooser: Hide tweak button sometimes

When there is no chance of tweaking anything, don't
show a tweak button.
---

diff --git a/gtk/gtkfontchooserdialog.c b/gtk/gtkfontchooserdialog.c
index b481238885..a2ab27da6e 100644
--- a/gtk/gtkfontchooserdialog.c
+++ b/gtk/gtkfontchooserdialog.c
@@ -138,6 +138,21 @@ gtk_font_chooser_dialog_key_press_event (GtkWidget   *dialog,
   return handled;
 }
 
+static void
+update_tweak_button (GtkFontChooserDialog *dialog)
+{
+  GtkFontChooserLevel level;
+
+  if (!dialog->priv->tweak_button)
+    return;
+
+  g_object_get (dialog->priv->fontchooser, "level", &level, NULL);
+  if ((level & (GTK_FONT_CHOOSER_LEVEL_FEATURES | GTK_FONT_CHOOSER_LEVEL_VARIATIONS)) != 0)
+    gtk_widget_show (dialog->priv->tweak_button);
+  else
+    gtk_widget_hide (dialog->priv->tweak_button);
+}
+
 static void
 setup_tweak_button (GtkFontChooserDialog *dialog)
 {
@@ -238,6 +253,8 @@ gtk_font_chooser_dialog_init (GtkFontChooserDialog *fontchooserdiag)
   g_signal_connect_swapped (priv->fontchooser, "notify::font-desc",
                             G_CALLBACK (update_button), fontchooserdiag);
   update_button (fontchooserdiag);
+  g_signal_connect_swapped (priv->fontchooser, "notify::level",
+                            G_CALLBACK (update_tweak_button), fontchooserdiag);
 }
 
 /**