57 lines
1.3 KiB
C++
57 lines
1.3 KiB
C++
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#include "gtkmm2ext/utils.h"
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#include "gtkmm2ext/cairo_widget.h"
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#include "gtkmm2ext/cairo_packer.h"
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void
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CairoPacker::draw_background (Gtk::Widget& w, GdkEventExpose* ev)
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{
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int x, y;
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Gtk::Widget* window_parent;
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Glib::RefPtr<Gdk::Window> win = Gtkmm2ext::window_to_draw_on (w, &window_parent);
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if (win) {
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Cairo::RefPtr<Cairo::Context> context = win->create_cairo_context();
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w.translate_coordinates (*window_parent, 0, 0, x, y);
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context->set_source_rgba (0.149, 0.149, 0.149, 1.0);
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Gtkmm2ext::rounded_rectangle (context, x, y, w.get_allocation().get_width(), w.get_allocation().get_height(), 9);
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context->fill ();
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}
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}
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CairoHPacker::CairoHPacker ()
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{
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Gdk::Color bg;
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bg.set_red (lrint (0.149 * 65535));
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bg.set_green (lrint (0.149 * 65535));
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bg.set_blue (lrint (0.149 * 65535));
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CairoWidget::provide_background_for_cairo_widget (*this, bg);
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}
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bool
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CairoHPacker::on_expose_event (GdkEventExpose* ev)
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{
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draw_background (*this, ev);
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return HBox::on_expose_event (ev);
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}
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CairoVPacker::CairoVPacker ()
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{
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Gdk::Color bg;
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bg.set_red (lrint (0.149 * 65535));
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bg.set_green (lrint (0.149 * 65535));
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bg.set_blue (lrint (0.149 * 65535));
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CairoWidget::provide_background_for_cairo_widget (*this, bg);
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}
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bool
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CairoVPacker::on_expose_event (GdkEventExpose* ev)
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{
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draw_background (*this, ev);
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return VBox::on_expose_event (ev);
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}
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