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livetrax/libs/gtkmm2ext/cairo_packer.cc

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#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);
}