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https://github.com/Ryujinx/GtkSharp.git
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53 lines
1.2 KiB
C#
53 lines
1.2 KiB
C#
using Gtk;
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using System;
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namespace Samples
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{
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[Section (ContentType = typeof(CustomCellRenderer), Category = Category.Widgets)]
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class CellRendererSection : ListSection
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{
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public CellRendererSection ()
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{
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AddItem (CreateCellRenderer ());
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}
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ListStore liststore;
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public (string, Widget) CreateCellRenderer ()
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{
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liststore = new ListStore (typeof (float), typeof (string));
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liststore.AppendValues (0.5f, "50%");
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TreeView view = new TreeView (liststore);
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view.AppendColumn ("Progress", new CellRendererText (), "text", 1);
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view.AppendColumn ("Progress", new CustomCellRenderer (), "percent", 0);
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GLib.Timeout.Add (50, new GLib.TimeoutHandler (update_percent));
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return (nameof(CustomCellRenderer), view);
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}
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bool increasing = true;
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bool update_percent ()
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{
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TreeIter iter;
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liststore.GetIterFirst (out iter);
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float perc = (float) liststore.GetValue (iter, 0);
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if ((perc > 0.99) || (perc < 0.01 && perc > 0)) {
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increasing = !increasing;
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}
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if (increasing)
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perc += 0.01f;
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else
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perc -= 0.01f;
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liststore.SetValue (iter, 0, perc);
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liststore.SetValue (iter, 1, Convert.ToInt32 (perc * 100) + "%");
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return true;
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}
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}
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} |