mirror of
https://gitlab.gnome.org/GNOME/gitg
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115 lines
3.0 KiB
Vala
115 lines
3.0 KiB
Vala
/*
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* This file is part of gitg
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*
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* Copyright (C) 2013 - Ignacio Casal Quinteiro
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*
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* gitg 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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* gitg 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
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* along with gitg. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace Gitg
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{
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public class ProgressBin : Gtk.Bin
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{
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private double d_fraction;
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public double fraction
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{
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get { return d_fraction; }
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set
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{
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d_fraction = value;
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queue_draw();
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}
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}
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construct
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{
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set_has_window(true);
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set_redraw_on_allocate(false);
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}
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public override void realize()
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{
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set_realized(true);
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Gtk.Allocation allocation;
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get_allocation(out allocation);
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Gdk.WindowAttr attributes = {};
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attributes.x = allocation.x;
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attributes.y = allocation.y;
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attributes.width = allocation.width;
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attributes.height = allocation.height;
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attributes.window_type = Gdk.WindowType.CHILD;
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attributes.wclass = Gdk.WindowWindowClass.INPUT_OUTPUT;
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attributes.event_mask = get_events() |
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Gdk.EventMask.EXPOSURE_MASK |
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Gdk.EventMask.BUTTON_PRESS_MASK |
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Gdk.EventMask.BUTTON_RELEASE_MASK;
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var attributes_mask = Gdk.WindowAttributesType.X | Gdk.WindowAttributesType.Y;
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var window = new Gdk.Window(get_parent_window(),
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attributes, attributes_mask);
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set_window(window);
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window.set_user_data(this);
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}
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public override void size_allocate(Gtk.Allocation allocation)
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{
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set_allocation(allocation);
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var window = get_window();
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if (window != null)
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{
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window.move_resize(allocation.x, allocation.y, allocation.width, allocation.height);
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}
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var child = get_child();
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if (child != null && child.get_visible())
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{
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Gtk.Allocation child_allocation = {};
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int border_width = (int)get_border_width();
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child_allocation.x = border_width;
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child_allocation.y = border_width;
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child_allocation.width = allocation.width - 2 * border_width;
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child_allocation.height = allocation.height - 2 * border_width;
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child.size_allocate(child_allocation);
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}
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}
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public override bool draw(Cairo.Context cr)
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{
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Gtk.Allocation allocation;
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get_allocation(out allocation);
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var context = get_style_context();
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context.render_background(cr, 0, 0, allocation.width, allocation.height);
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context.save();
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context.add_class("progress-bin");
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context.render_background(cr, 0, 0, allocation.width * d_fraction, allocation.height);
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context.restore();
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base.draw(cr);
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return true;
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}
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}
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}
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// ex:ts=4 noet
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