Add some Widget just for testing

These entries allow you to specify parameters for the calendar...
Start day Monday is 1 to Sunday 7
Start month 1 to 12
Year > 2000 < 2500

If view is changed it is best to renter month and year to UPDATE

gnucash/gnome-utils/gnc-dense-cal.c

@@ -208,6 +208,44 @@ struct _GncDenseCal
     int disposed; /* private */
 };
 
+static void
+_gdc_view_month_changed (GtkEntry *widget, gpointer user_data)
+{
+    GncDenseCal *dcal = user_data;
+    const gchar *month = gtk_entry_get_text (widget);
+    gint imonth = atoi(month);
+
+    if (imonth > 0 && imonth < 13)
+        _gnc_dense_cal_set_month (dcal, imonth, TRUE);
+}
+
+static void
+_gdc_view_year_changed (GtkEntry *widget, gpointer user_data)
+{
+    GncDenseCal *dcal = user_data;
+    const gchar *year = gtk_entry_get_text (widget);
+    gint iyear = atoi(year);
+
+    if (iyear > 2000 && iyear < 2500)
+        _gnc_dense_cal_set_year (dcal, iyear, TRUE);
+}
+
+static void
+_gdc_view_startday_changed (GtkEntry *widget, gpointer user_data)
+{
+    GncDenseCal *dcal = user_data;
+    const gchar *startday = gtk_entry_get_text (widget);
+    gint istartday = atoi(startday);
+
+    if (istartday > 0 && istartday < 8)
+    {
+        dcal->day_of_week_start = istartday;
+        recompute_x_y_scales(dcal);
+        gnc_dense_cal_draw_to_buffer(dcal);
+        gtk_widget_queue_draw (GTK_WIDGET(dcal->cal_drawing_area));
+    }
+}
+
 typedef struct _gdc_mark_data
 {
     gchar *name;
@@ -330,6 +368,22 @@ gnc_dense_cal_init (GncDenseCal *dcal)
         GtkWidget *hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
         GtkWidget *label = gtk_label_new (_("View"));
 
+        GtkWidget *year = gtk_entry_new();
+        GtkWidget *month = gtk_entry_new();
+        GtkWidget *startday = gtk_entry_new();
+
+        gtk_box_pack_start (GTK_BOX(hbox), GTK_WIDGET(month), FALSE, FALSE, 0);
+        gtk_box_pack_start (GTK_BOX(hbox), GTK_WIDGET(year), FALSE, FALSE, 0);
+        gtk_box_pack_start (GTK_BOX(hbox), GTK_WIDGET(startday), FALSE, FALSE, 0);
+
+        gtk_entry_set_placeholder_text (GTK_ENTRY(month), "Month");
+        gtk_entry_set_placeholder_text (GTK_ENTRY(year), "Year > 2000");
+        gtk_entry_set_placeholder_text (GTK_ENTRY(startday), "StartDay 1M-7S");
+
+        g_signal_connect(G_OBJECT(month), "changed", G_CALLBACK(_gdc_view_month_changed), (gpointer)dcal);
+        g_signal_connect(G_OBJECT(year), "changed", G_CALLBACK(_gdc_view_year_changed), (gpointer)dcal);
+        g_signal_connect(G_OBJECT(startday), "changed", G_CALLBACK(_gdc_view_startday_changed), (gpointer)dcal);
+
         gtk_box_set_homogeneous (GTK_BOX(hbox), FALSE);
         gtk_widget_set_halign (label, GTK_ALIGN_END);
         gtk_widget_set_margin_end (label, 5);