move CairoWidget into gtkmm2ext, add CairoPacker, made the time info box use CairoPacker, make the info status "bar" use CairoPacker

git-svn-id: svn://localhost/ardour2/branches/3.0@10933 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 56 insertions, 0 deletions

diff --git a/libs/gtkmm2ext/cairo_packer.cc b/libs/gtkmm2ext/cairo_packer.cc
new file mode 100644
index 0000000000..70f51281dd
--- /dev/null
+++ b/libs/gtkmm2ext/cairo_packer.cc
@@ -0,0 +1,56 @@
+#include "gtkmm2ext/utils.h"
+#include "gtkmm2ext/cairo_widget.h"
+#include "gtkmm2ext/cairo_packer.h"
+
+void
+CairoPacker::draw_background (Gtk::Widget& w, GdkEventExpose* ev)
+{
+	int x, y;
+	Gtk::Widget* window_parent;
+	Glib::RefPtr<Gdk::Window> win = Gtkmm2ext::window_to_draw_on (w, &window_parent);
+	
+	if (win) {
+		
+		Cairo::RefPtr<Cairo::Context> context = win->create_cairo_context();
+		w.translate_coordinates (*window_parent, 0, 0, x, y);
+		context->set_source_rgba (0.149, 0.149, 0.149, 1.0);
+		Gtkmm2ext::rounded_rectangle (context, x, y, w.get_allocation().get_width(), w.get_allocation().get_height(), 9);
+		context->fill ();
+	}
+}
+
+CairoHPacker::CairoHPacker ()
+{
+	Gdk::Color bg;
+
+	bg.set_red (lrint (0.149 * 65535));
+	bg.set_green (lrint (0.149 * 65535));
+	bg.set_blue (lrint (0.149 * 65535));
+
+	CairoWidget::provide_background_for_cairo_widget (*this, bg);
+}
+
+bool
+CairoHPacker::on_expose_event (GdkEventExpose* ev)
+{
+	draw_background (*this, ev);
+	return HBox::on_expose_event (ev);
+}
+
+CairoVPacker::CairoVPacker ()
+{
+	Gdk::Color bg;
+
+	bg.set_red (lrint (0.149 * 65535));
+	bg.set_green (lrint (0.149 * 65535));
+	bg.set_blue (lrint (0.149 * 65535));
+
+	CairoWidget::provide_background_for_cairo_widget (*this, bg);
+}
+
+bool
+CairoVPacker::on_expose_event (GdkEventExpose* ev)
+{
+	draw_background (*this, ev);
+	return VBox::on_expose_event (ev);
+}