112 lines
2.9 KiB
C#
Executable file
112 lines
2.9 KiB
C#
Executable file
// SparkleShare, a collaboration and sharing tool.
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// Copyright (C) 2010 Hylke Bons <hylkebons@gmail.com>
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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 3 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
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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using System.Timers;
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using Gtk;
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namespace SparkleShare {
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// This is a close implementation of GtkSpinner
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public class SparkleSpinner : Image {
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public bool Active;
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private Gdk.Pixbuf [] Images;
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private Timer Timer;
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private int CycleDuration;
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private int CurrentStep;
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private int NumSteps;
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private int Size;
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public SparkleSpinner (int size) : base ()
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{
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Size = size;
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CycleDuration = 600;
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CurrentStep = 0;
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Gdk.Pixbuf spinner_gallery = SparkleUIHelpers.GetIcon ("process-working", Size);
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int frames_in_width = spinner_gallery.Width / Size;
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int frames_in_height = spinner_gallery.Height / Size;
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NumSteps = frames_in_width * frames_in_height;
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Images = new Gdk.Pixbuf [NumSteps - 1];
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int i = 0;
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for (int y = 0; y < frames_in_height; y++) {
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for (int x = 0; x < frames_in_width; x++) {
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if (!(y == 0 && x == 0)) {
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Images [i] = new Gdk.Pixbuf (spinner_gallery, x * Size, y * Size, Size, Size);
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i++;
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}
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}
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}
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Timer = new Timer () {
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Interval = CycleDuration / NumSteps
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};
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Timer.Elapsed += delegate {
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NextImage ();
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};
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Start ();
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}
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private void NextImage ()
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{
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if (CurrentStep < NumSteps - 2)
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CurrentStep++;
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else
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CurrentStep = 0;
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Application.Invoke (delegate { SetImage (); });
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}
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private void SetImage ()
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{
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Pixbuf = Images [CurrentStep];
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}
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public bool IsActive ()
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{
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return Active;
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}
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public void Start ()
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{
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CurrentStep = 0;
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Active = true;
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Timer.Start ();
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}
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public void Stop ()
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{
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Active = false;
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Timer.Stop ();
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}
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}
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}
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