105 lines
2.5 KiB
C++
105 lines
2.5 KiB
C++
/*
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* Copyright (C) 2011-2015 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2015-2016 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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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*)
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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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Gdk::Color bg = get_bg ();
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context->set_source_rgba (bg.get_red_p(), bg.get_green_p(), bg.get_blue_p(), 1.0);
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Gtkmm2ext::rounded_rectangle (context, x, y, w.get_allocation().get_width(), w.get_allocation().get_height(), 4);
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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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}
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void
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CairoHPacker::on_realize ()
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{
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HBox::on_realize ();
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CairoWidget::provide_background_for_cairo_widget (*this, get_bg ());
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}
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Gdk::Color
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CairoHPacker::get_bg () const
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{
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return get_style()->get_bg (Gtk::STATE_NORMAL);
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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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void
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CairoHPacker::on_size_allocate (Gtk::Allocation& alloc)
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{
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get_parent()->queue_draw();
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HBox::on_size_allocate (alloc);
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}
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CairoVPacker::CairoVPacker ()
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{
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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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void
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CairoVPacker::on_realize ()
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{
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VBox::on_realize ();
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CairoWidget::provide_background_for_cairo_widget (*this, get_bg());
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}
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void
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CairoVPacker::on_size_allocate (Gtk::Allocation& alloc)
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{
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get_parent()->queue_draw();
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VBox::on_size_allocate (alloc);
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}
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Gdk::Color
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CairoVPacker::get_bg () const
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{
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return get_style()->get_bg (Gtk::STATE_NORMAL);
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}
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