From e409c2317fddbd39df325c320c927136e758562f Mon Sep 17 00:00:00 2001
From: Bryan Schumaker <bjschuma@gmail.com>
Date: Mon, 7 Nov 2011 08:32:01 -0500
Subject: [PATCH] ocarina: Added a random button

Random hasn't been implemented in libsaria yet, but I can still create
the button to test preferences.  The random button should set itself to
the value store in the preferences file.
---
 include/ocarina/button.h    |  2 ++
 ocarina/buttons/toggle.cpp  | 48 +++++++++++++++++++++++++++++++++++++
 ocarina/footer/controls.cpp |  3 ++-
 3 files changed, 52 insertions(+), 1 deletion(-)
 create mode 100644 ocarina/buttons/toggle.cpp

diff --git a/include/ocarina/button.h b/include/ocarina/button.h
index 93623406..af20b473 100644
--- a/include/ocarina/button.h
+++ b/include/ocarina/button.h
@@ -23,6 +23,8 @@ GtkWidget *make_rewind_button();
 GtkWidget *make_forward_button();
 GtkWidget *make_next_button();
 
+GtkWidget *make_random_button();
+
 GtkWidget *make_open_button();
 GtkWidget *make_volume_button();
 
diff --git a/ocarina/buttons/toggle.cpp b/ocarina/buttons/toggle.cpp
new file mode 100644
index 00000000..368ff776
--- /dev/null
+++ b/ocarina/buttons/toggle.cpp
@@ -0,0 +1,48 @@
+
+#include <ocarina/gtk.h>
+#include <ocarina/button.h>
+#include <libsaria/prefs.h>
+
+static GtkWidget *get_toggle_button(void (* func)(GtkWidget *, GdkEvent *, gpointer),
+				    bool state, bool show)
+{
+	GtkWidget *button = gtk_toggle_button_new();
+	gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), state == TRUE);
+	GTK_CONNECT(button, "toggled", func, NULL);
+	if (show == true)
+		gtk_widget_show(button);
+	return button;
+}
+
+static GtkWidget *get_image(string path)
+{
+	GtkWidget *image = gtk_image_new();
+	gtk_image_set_from_file(GTK_IMAGE(image), path.c_str());
+	gtk_widget_show(image);
+	return image;
+}
+
+static GtkWidget *make_toggle_button(string file,
+				     void (* func)(GtkWidget *, GdkEvent *, gpointer),
+				     bool state,
+				     bool show)
+{
+	GtkWidget *button = get_toggle_button(func, state, show);
+	GtkWidget *image  = get_image(file);
+	container_add(button, image);
+	return button;
+}
+
+static void toggle_random(GtkWidget *b, GdkEvent *e, gpointer d)
+{
+	bool active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(b)) == TRUE;
+	libsaria::prefs::set("random", active);
+}
+
+GtkWidget *make_random_button()
+{
+	return make_toggle_button("images/random.png",
+				  toggle_random,
+				  libsaria::prefs::get_bool("random"),
+				  true);
+}
diff --git a/ocarina/footer/controls.cpp b/ocarina/footer/controls.cpp
index 1d901615..5d172a69 100644
--- a/ocarina/footer/controls.cpp
+++ b/ocarina/footer/controls.cpp
@@ -25,7 +25,8 @@ static GtkWidget *make_top_row()
 	GtkWidget *buttons = gtk_hbox_new(FALSE, 0);
 
 	box_pack_end(buttons, make_volume_button(), FALSE, FALSE, 0);
-	box_pack_end(buttons, make_open_button(),    FALSE, FALSE, 0);
+	box_pack_end(buttons, make_random_button(), FALSE, FALSE, 0);
+	box_pack_end(buttons, make_open_button(),   FALSE, FALSE, 0);
 
 	gtk_widget_show_all(buttons);
 	return buttons;