mirror of
https://github.com/Hofknecht/SystemTrayMenu.git
synced 2024-09-29 16:51:18 +13:00
52 lines
1.9 KiB
C#
52 lines
1.9 KiB
C#
// <copyright file="DataGridViewExtensions.cs" company="PlaceholderCompany">
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// Copyright (c) PlaceholderCompany. All rights reserved.
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// </copyright>
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namespace SystemTrayMenu.Utilities
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{
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using System.Data;
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using System.Drawing;
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using System.Windows.Forms;
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using SystemTrayMenu.DataClasses;
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internal static class DataGridViewExtensions
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{
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private const float WidthMin = 100f;
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/// <summary>
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/// dgv.AutoResizeColumns() was too slow ~45ms.
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/// </summary>
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/// <param name="dgv">datagridview.</param>
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internal static void FastAutoSizeColumns(this DataGridView dgv)
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{
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using Graphics graphics = dgv.CreateGraphics();
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graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
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float widthMax = WidthMin;
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DataTable data = (DataTable)dgv.DataSource;
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foreach (DataRow row in data.Rows)
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{
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float checkWidth = graphics.MeasureString(
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((RowData)row[2]).Text + "___",
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dgv.RowTemplate.DefaultCellStyle.Font).Width;
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if (checkWidth > widthMax)
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{
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widthMax = checkWidth;
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}
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}
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int widthMaxInPixel = (int)(Scaling.Factor * Scaling.FactorByDpi *
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400f * (Properties.Settings.Default.WidthMaxInPercent / 100f));
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if (widthMax > widthMaxInPixel)
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{
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widthMax = widthMaxInPixel;
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}
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dgv.Columns[1].Width = (int)(widthMax + 0.5);
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double factorIconSizeInPercent = Properties.Settings.Default.IconSizeInPercent / 100f;
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// IcoWidth 100% = 21px, 175% is 33, +3+2 is padding from ColumnIcon
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float icoWidth = (16 * Scaling.FactorByDpi) + 5;
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dgv.Columns[0].Width = (int)((icoWidth * factorIconSizeInPercent * Scaling.Factor) + 0.5);
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}
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}
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}
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