From 992cf2451ad3720466fb8957e1296d3468dab17e Mon Sep 17 00:00:00 2001
From: Thomas White <taw@bitwiz.me.uk>
Date: Sun, 29 Apr 2018 21:40:21 +0200
Subject: Implement setting default font

---
 data/stylesheeteditor.ui |  1 +
 src/stylesheet_editor.c  | 41 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 42 insertions(+)

diff --git a/data/stylesheeteditor.ui b/data/stylesheeteditor.ui
index 3e1bba3..5dd473d 100644
--- a/data/stylesheeteditor.ui
+++ b/data/stylesheeteditor.ui
@@ -109,6 +109,7 @@
                         <property name="receives_default">True</property>
                         <property name="font">Sans 12</property>
                         <property name="preview_text">Preview text</property>
+                        <signal name="font-set" handler="default_font_sig" swapped="no"/>
                       </object>
                       <packing>
                         <property name="expand">True</property>
diff --git a/src/stylesheet_editor.c b/src/stylesheet_editor.c
index 5699385..bb65be7 100644
--- a/src/stylesheet_editor.c
+++ b/src/stylesheet_editor.c
@@ -38,18 +38,58 @@
 G_DEFINE_TYPE_WITH_CODE(StylesheetEditor, stylesheet_editor,
                         GTK_TYPE_DIALOG, NULL)
 
+static void set_values_from_presentation(StylesheetEditor *se);
+
 struct _sspriv
 {
 	struct presentation *p;
 };
 
 
+static void set_ss(SCBlock *bl, const char *find, const char *seti)
+{
+	char *set;
+	const char *name;
+
+	set = strdup(seti);
+	if ( set == NULL ) return;
+
+	name = sc_block_name(bl);
+	if ( (name != NULL) && (strcmp(name, "stylesheet")==0) ) {
+		bl = sc_block_child(bl);
+	}
+
+	while ( bl != NULL ) {
+
+		const char *name = sc_block_name(bl);
+		if ( (name != NULL) && (strcmp(name, find)==0) ) {
+			sc_block_set_options(bl, set);
+			return;
+		}
+
+		bl = sc_block_next(bl);
+
+	}
+
+	fprintf(stderr, "WARNING: Didn't find block in stylesheet to set.\n");
+}
+
+
 static void revert_sig(GtkButton *button, StylesheetEditor *widget)
 {
 	printf("click revert!\n");
 }
 
 
+static void default_font_sig(GtkFontButton *widget, StylesheetEditor *se)
+{
+	const gchar *font;
+	font = gtk_font_button_get_font_name(GTK_FONT_BUTTON(widget));
+	set_ss(se->priv->p->stylesheet, "font", font);
+	set_values_from_presentation(se);
+}
+
+
 static void stylesheet_editor_init(StylesheetEditor *se)
 {
 	se->priv = G_TYPE_INSTANCE_GET_PRIVATE(se, COLLOQUIUM_TYPE_STYLESHEET_EDITOR,
@@ -76,6 +116,7 @@ void stylesheet_editor_class_init(StylesheetEditorClass *klass)
 	                                     default_style_fgcol);
 
 	gtk_widget_class_bind_template_callback(widget_class, revert_sig);
+	gtk_widget_class_bind_template_callback(widget_class, default_font_sig);
 }
 
 
-- 
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