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110 lines
No EOL
3.2 KiB
C#
110 lines
No EOL
3.2 KiB
C#
#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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Copyright (C) 2008-2013 ShareX Developers
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using System.ComponentModel;
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using System.Diagnostics;
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using System.Windows.Forms;
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namespace HelpersLib
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{
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public class MyListView : ListView
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{
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private const int WM_PAINT = 0xF;
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private const int WM_ERASEBKGND = 0x14;
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[DefaultValue(false)]
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public bool AutoFillColumn { get; set; }
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[DefaultValue(-1)]
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public int AutoFillColumnIndex { get; set; }
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public MyListView()
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{
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SetStyle(ControlStyles.OptimizedDoubleBuffer | ControlStyles.AllPaintingInWmPaint | ControlStyles.EnableNotifyMessage, true);
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AutoFillColumn = false;
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AutoFillColumnIndex = -1;
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FullRowSelect = true;
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View = View.Details;
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}
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public void FillColumn(int index)
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{
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if (View == View.Details && Columns.Count > 0 && index >= -1 && index < Columns.Count)
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{
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if (index == -1)
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{
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index = Columns.Count - 1;
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}
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int width = 0;
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for (int i = 0; i < Columns.Count; i++)
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{
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if (i != index) width += Columns[i].Width;
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}
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int columnWidth = ClientSize.Width - width;
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if (columnWidth > 0 && Columns[index].Width != columnWidth)
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{
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Columns[index].Width = columnWidth;
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}
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}
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}
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public void FillLastColumn()
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{
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FillColumn(-1);
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}
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[DebuggerStepThrough]
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protected override void OnNotifyMessage(Message m)
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{
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if (m.Msg == WM_PAINT && !DesignMode && AutoFillColumn)
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{
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FillColumn(AutoFillColumnIndex);
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}
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if (m.Msg != WM_ERASEBKGND)
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{
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base.OnNotifyMessage(m);
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}
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}
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protected override void OnKeyDown(KeyEventArgs e)
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{
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if (MultiSelect && e.Control && e.KeyCode == Keys.A)
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{
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foreach (ListViewItem lvi in Items)
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{
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lvi.Selected = true;
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}
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}
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base.OnKeyDown(e);
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}
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}
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} |