From a6af31fbaba86661985fd8767026ea3b1c5ae191 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@bitwiz.me.uk>
Date: Mon, 23 Apr 2018 23:19:50 +0200
Subject: Initialise StylesheetEditor default font and fgcol

---
 data/stylesheeteditor.ui |  4 ++--
 src/stylesheet_editor.c  | 58 ++++++++++++++++++++++++++++++++++++++++++------
 src/stylesheet_editor.h  |  8 +++++--
 3 files changed, 59 insertions(+), 11 deletions(-)

diff --git a/data/stylesheeteditor.ui b/data/stylesheeteditor.ui
index a3ec7c8..62483db 100644
--- a/data/stylesheeteditor.ui
+++ b/data/stylesheeteditor.ui
@@ -103,7 +103,7 @@
                       </packing>
                     </child>
                     <child>
-                      <object class="GtkFontButton">
+                      <object class="GtkFontButton" id="default_style_font">
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">True</property>
@@ -117,7 +117,7 @@
                       </packing>
                     </child>
                     <child>
-                      <object class="GtkColorButton">
+                      <object class="GtkColorButton" id="default_style_fgcol">
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">True</property>
diff --git a/src/stylesheet_editor.c b/src/stylesheet_editor.c
index 85e053c..0d9845f 100644
--- a/src/stylesheet_editor.c
+++ b/src/stylesheet_editor.c
@@ -32,20 +32,29 @@
 
 #include "stylesheet_editor.h"
 #include "presentation.h"
+#include "sc_interp.h"
+
 
 G_DEFINE_TYPE_WITH_CODE(StylesheetEditor, stylesheet_editor,
                         GTK_TYPE_DIALOG, NULL)
 
-struct stylesheet_editor_private
+struct _sspriv
 {
-	GtkDialog *default_style_ss;
+
+	struct presentation *p;
 };
 
 
+static void revert_sig(GtkButton *button, StylesheetEditor *widget)
+{
+	printf("click revert!\n");
+}
+
+
 static void stylesheet_editor_init(StylesheetEditor *se)
 {
 	se->priv = G_TYPE_INSTANCE_GET_PRIVATE(se, COLLOQUIUM_TYPE_STYLESHEET_EDITOR,
-	                                       struct stylesheet_editor_private);
+	                                       StylesheetEditorPrivate);
 	gtk_widget_init_template(GTK_WIDGET(se));
 }
 
@@ -58,12 +67,44 @@ void stylesheet_editor_class_init(StylesheetEditorClass *klass)
 	gtk_widget_class_set_template_from_resource(widget_class,
 	                                    "/uk/me/bitwiz/Colloquium/stylesheeteditor.ui");
 
-	gtk_widget_class_bind_template_child(widget_class,
-	                                     struct stylesheet_editor_private,
+	g_type_class_add_private(gobject_class, sizeof(StylesheetEditorPrivate));
+
+	gtk_widget_class_bind_template_child(widget_class, StylesheetEditor,
 	                                     default_style_ss);
+	gtk_widget_class_bind_template_child(widget_class, StylesheetEditor,
+	                                     default_style_font);
+	gtk_widget_class_bind_template_child(widget_class, StylesheetEditor,
+	                                     default_style_fgcol);
+
+	gtk_widget_class_bind_template_callback(widget_class, revert_sig);
+}
 
-	g_type_class_add_private(gobject_class,
-	                         sizeof(struct stylesheet_editor_private));
+
+static void set_values_from_presentation(StylesheetEditor *se)
+{
+	SCInterpreter *scin;
+	char *fontname;
+	PangoFontDescription *fontdesc;
+	double *col;
+	GdkRGBA rgba;
+
+	scin = sc_interp_new(NULL, NULL, NULL, NULL);
+	sc_interp_run_stylesheet(scin, se->priv->p->stylesheet);  /* NULL stylesheet is OK */
+
+	/* Default style */
+	fontdesc = sc_interp_get_fontdesc(scin);
+	fontname = pango_font_description_to_string(fontdesc);
+	gtk_font_button_set_font_name(GTK_FONT_BUTTON(se->default_style_font), fontname);
+	g_free(fontname);
+
+	col = sc_interp_get_fgcol(scin);
+	rgba.red = col[0];
+	rgba.green = col[1];
+	rgba.blue = col[2];
+	rgba.alpha = col[3];
+	gtk_color_chooser_set_rgba(GTK_COLOR_CHOOSER(se->default_style_fgcol), &rgba);
+
+	sc_interp_destroy(scin);
 }
 
 
@@ -74,6 +115,9 @@ StylesheetEditor *stylesheet_editor_new(struct presentation *p)
 	se = g_object_new(COLLOQUIUM_TYPE_STYLESHEET_EDITOR, NULL);
 	if ( se == NULL ) return NULL;
 
+	se->priv->p = p;
+	set_values_from_presentation(se);
+
 	return se;
 }
 
diff --git a/src/stylesheet_editor.h b/src/stylesheet_editor.h
index ab2d65c..7883132 100644
--- a/src/stylesheet_editor.h
+++ b/src/stylesheet_editor.h
@@ -51,12 +51,16 @@
                                                         COLLOQUIUM_TYPE_STYLESHEET_EDITOR, \
                                                         StylesheetEditorClass))
 
-struct stylesheet_editor_private;
+
+typedef struct _sspriv StylesheetEditorPrivate;
 
 struct _stylesheeteditor
 {
 	GtkDialog parent_instance;
-	struct stylesheet_editor_private *priv;
+	GtkWidget *default_style_font;
+	GtkWidget *default_style_fgcol;
+	GtkWidget *default_style_ss;
+	StylesheetEditorPrivate *priv;
 };
 
 
-- 
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