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90 lines
2.3 KiB
C++
90 lines
2.3 KiB
C++
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/*
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Copyright (C) 2014 Waves Audio Ltd.
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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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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "waves_grid.h"
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WavesGrid::WavesGrid ()
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{
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}
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WavesGrid::~WavesGrid()
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{
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}
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void
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WavesGrid::on_size_allocate (Gtk::Allocation& alloc)
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{
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Gtk::Fixed::on_size_allocate (alloc);
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int this_x = alloc.get_x ();
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int this_y = alloc.get_y ();
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int this_width = alloc.get_width ();
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int this_height = alloc.get_height ();
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int x = 0;
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int y = 0;
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int next_y = 0;
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std::vector<Gtk::Widget*> children = get_children ();
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for (std::vector<Gtk::Widget*>::iterator it = children.begin (); it != children.end (); ++it ) {
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Gtk::Widget& child = **it;
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Gtk::Allocation child_alloc = child.get_allocation ();
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if ( next_y < (y + child_alloc.get_height ())) {
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next_y = y + child_alloc.get_height ();
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}
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if (this_width < (x + child_alloc.get_width ())) {
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y = next_y;
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x = 0;
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}
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if ((x != (child_alloc.get_x () - this_x)) || (y != (child_alloc.get_y () - this_y))) {
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move (child, x, y);
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}
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x += child_alloc.get_width ();
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}
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}
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void
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WavesGrid::pack (Gtk::Widget& widget)
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{
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std::vector<Gtk::Widget*> children = get_children ();
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int x = 0;
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int y = 0;
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int width;
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int height;
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widget.get_size_request (width, height);
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if (!children.empty()) {
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Widget& last_child = *children.back ();
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Gtk::Allocation child_alloc =last_child.get_allocation ();
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int this_width;
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int this_height;
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get_size_request (this_width, this_height);
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y = child_alloc.get_y ();
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if (this_width <= (child_alloc.get_x () + child_alloc.get_width () + width)) {
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x = child_alloc.get_x () + child_alloc.get_width ();
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} else {
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y += height;
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}
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}
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put (widget, x, y);
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}
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