chfei/HandyControl
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fixed a bug of Screenshot on win7

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This commit is contained in:
NaBian committed 2020-04-18 23:22:39 +08:00
1 parent dc64d5cacb
commit f4087574c0
11 files changed
+850 -450
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src/Shared/HandyControl_Shared/Data/Gif/GPStream.cs
+8 -8
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@@ -3,12 +3,12 @@ using System.Diagnostics.CodeAnalysis;
using System.IO;
using System.Runtime.InteropServices;
using System.Security.Permissions;
using HandyControl.Tools;
using HandyControl.Tools.Interop;
namespace HandyControl.Data
{
// ReSharper disable once InconsistentNaming
internal class GPStream : ExternDllHelper.IStream
internal class GPStream : InteropValues.IStream
{
protected Stream DataStream;
@@ -55,7 +55,7 @@ namespace HandyControl.Data
_virtualPosition = -1;
}
public virtual ExternDllHelper.IStream Clone()
public virtual InteropValues.IStream Clone()
{
NotImplemented();
return null;
@@ -72,7 +72,7 @@ namespace HandyControl.Data
UIPermission(SecurityAction.Demand, Window = UIPermissionWindow.AllWindows),
SecurityPermission(SecurityAction.Assert, Flags = SecurityPermissionFlag.UnmanagedCode)
]
public virtual long CopyTo(ExternDllHelper.IStream pstm, long cb, long[] pcbRead)
public virtual long CopyTo(InteropValues.IStream pstm, long cb, long[] pcbRead)
{
const int bufsize = 4096;
@@ -117,7 +117,7 @@ namespace HandyControl.Data
protected static ExternalException EFail(string msg)
{
throw new ExternalException(msg, ExternDllHelper.E_FAIL);
throw new ExternalException(msg, InteropMethods.E_FAIL);
}
protected static void NotImplemented()
@@ -154,7 +154,7 @@ namespace HandyControl.Data
var len = DataStream.Length;
switch (origin)
{
case ExternDllHelper.StreamConsts.STREAM_SEEK_SET:
case InteropValues.StreamConsts.STREAM_SEEK_SET:
if (offset <= len)
{
DataStream.Position = offset;
@@ -165,7 +165,7 @@ namespace HandyControl.Data
_virtualPosition = offset;
}
break;
case ExternDllHelper.StreamConsts.STREAM_SEEK_END:
case InteropValues.StreamConsts.STREAM_SEEK_END:
if (offset <= 0)
{
DataStream.Position = len + offset;
@@ -176,7 +176,7 @@ namespace HandyControl.Data
_virtualPosition = len + offset;
}
break;
case ExternDllHelper.StreamConsts.STREAM_SEEK_CUR:
case InteropValues.StreamConsts.STREAM_SEEK_CUR:
if (offset + pos <= len)
{
DataStream.Position = pos + offset;