mirror of
https://github.com/xcp-ng/xenadmin.git
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111 lines
4.2 KiB
C#
111 lines
4.2 KiB
C#
/* Copyright (c) Citrix Systems, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms,
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* with or without modification, are permitted provided
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* that the following conditions are met:
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*
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* * Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the
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* following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the
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* following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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using System.Drawing;
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using System.Text;
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using System.Windows.Forms;
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namespace XenAdmin.Core
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{
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internal static class ExtensionMethods
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{
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/// <summary>
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/// Internationalization of True/False
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/// </summary>
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public static string ToStringI18n(this bool value)
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{
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return value ? Messages.TRUE : Messages.FALSE;
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}
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/// <summary>
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/// Turns a bool to internationalized Yes/No (on occasion it's user friendlier than True/False)
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/// </summary>
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public static string ToYesNoStringI18n(this bool value)
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{
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return value ? Messages.YES : Messages.NO;
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}
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/// <summary>
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/// This has the same bahvoiur as the standard ellipsise extension but this uses graphics
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/// objects to scale the text. This performs a binary chop on the string to get the correct length
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/// </summary>
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/// <param name="text"></param>
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/// <param name="rectangle"></param>
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/// <param name="font"></param>
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/// <returns></returns>
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public static string Ellipsise(this string text, Rectangle rectangle, Font font)
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{
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int width = TextRenderer.MeasureText(text, font).Width;
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if (width <= rectangle.Width)
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return text;
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int widthel = TextRenderer.MeasureText(Messages.ELLIPSIS, font).Width;
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if (widthel > rectangle.Width)
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return ".";
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// Binary chop to set the string to the right size
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int a = 0;
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int b = text.Length;
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int c;
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for (c = (a + b) / 2; c > a; c = (a + b) / 2)
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{
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string sr = text.Ellipsise(c);
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int srWidth = TextRenderer.MeasureText(sr, font).Width;
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if (srWidth > rectangle.Width)
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b = c;
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else
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a = c;
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}
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return text.Ellipsise(c);
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}
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public static StringBuilder AppendIndented(this StringBuilder builder, string value, int indent = 2)
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{
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var indentString = "";
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var i = 0;
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while (i++ < indent)
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indentString += " ";
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return builder.Append(string.Format("{0}{1}", indentString, value));
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}
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public static StringBuilder AppendIndented(this StringBuilder builder, StringBuilder value, int indent = 2)
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{
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var indentString = "";
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var i = 0;
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while (i++ < indent)
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indentString += " ";
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var newvalue = value.Replace(System.Environment.NewLine, string.Format("{0}{1}", System.Environment.NewLine, indentString));
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return builder.Append(string.Format("{0}{1}", indentString, newvalue));
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}
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}
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}
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