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A bit of refactoring to be able to find some issue...

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Krom, Robertus 2020-02-18 16:32:51 +01:00
commit 42cd533862
308 changed files with 2705 additions and 2454 deletions
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73
GreenshotPlugin/UnmanagedHelpers/Win32.cs Normal file
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/*
* Greenshot - a free and open source screenshot tool
* Copyright (C) 2007-2020 Thomas Braun, Jens Klingen, Robin Krom
*
* For more information see: http://getgreenshot.org/
* The Greenshot project is hosted on GitHub https://github.com/greenshot/greenshot
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
using System.Runtime.InteropServices;
using System.Text;
using GreenshotPlugin.UnmanagedHelpers.Enums;
namespace GreenshotPlugin.UnmanagedHelpers {
public static class Win32 {
[DllImport("kernel32.dll", CharSet = CharSet.Unicode)]
private static extern uint FormatMessage(uint dwFlags, IntPtr lpSource, uint dwMessageId, uint dwLanguageId, [Out] StringBuilder lpBuffer, int nSize, IntPtr arguments);
[DllImport("kernel32.dll")]
public static extern void SetLastError(uint dwErrCode);
public static Win32Error GetLastErrorCode() {
return (Win32Error)Marshal.GetLastWin32Error();
}
public static long GetHResult(Win32Error errorCode) {
int error = (int)errorCode;
if ((error & 0x80000000) == 0x80000000) {
return error;
}
return 0x80070000 | (uint)(error & 0xffff);
}
public static string GetMessage(Win32Error errorCode) {
StringBuilder buffer = new StringBuilder(0x100);
if (FormatMessage(0x3200, IntPtr.Zero, (uint)errorCode, 0, buffer, buffer.Capacity, IntPtr.Zero) == 0) {
return "Unknown error (0x" + ((int)errorCode).ToString("x") + ")";
}
StringBuilder result = new StringBuilder();
int i = 0;
while (i < buffer.Length) {
if (!char.IsLetterOrDigit(buffer[i]) &&
!char.IsPunctuation(buffer[i]) &&
!char.IsSymbol(buffer[i]) &&
!char.IsWhiteSpace(buffer[i]))
break;
result.Append(buffer[i]);
i++;
}
return result.ToString().Replace("\r\n", string.Empty);
}
}
}