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[Win] Fixed MouseCursor.Default

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It is now possible to switch from a custom cursor back to
MouseCursor.Default.
This commit is contained in:
thefiddler 2014-04-28 09:37:16 +02:00
parent 4f9a2f78d6
commit 509f356ed4
1 changed files with 45 additions and 34 deletions
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25
Source/OpenTK/Platform/Windows/WinGLNative.cs
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@ -1202,6 +1202,16 @@ namespace OpenTK.Platform.Windows
set set
{ {
if (value != cursor) if (value != cursor)
{
bool destoryOld = cursor != MouseCursor.Default;
IntPtr oldCursor = IntPtr.Zero;
if (value == MouseCursor.Default)
{
oldCursor = Functions.SetCursor(Functions.LoadCursor(CursorName.Arrow));
cursor = value;
}
else
{ {
var stride = value.Width * var stride = value.Width *
(Bitmap.GetPixelFormatSize(System.Drawing.Imaging.PixelFormat.Format32bppArgb) / 8); (Bitmap.GetPixelFormatSize(System.Drawing.Imaging.PixelFormat.Format32bppArgb) / 8);
@ -1216,7 +1226,8 @@ namespace OpenTK.Platform.Windows
new IntPtr(pixels)); new IntPtr(pixels));
} }
} }
using (bmp)
{
var iconInfo = new IconInfo(); var iconInfo = new IconInfo();
var bmpIcon = bmp.GetHicon(); var bmpIcon = bmp.GetHicon();
var success = Functions.GetIconInfo(bmpIcon, out iconInfo); var success = Functions.GetIconInfo(bmpIcon, out iconInfo);
@ -1233,21 +1244,21 @@ namespace OpenTK.Platform.Windows
{ {
// Currently using a custom cursor so destroy it // Currently using a custom cursor so destroy it
// once replaced // once replaced
bool destoryOld = cursor != MouseCursor.Default;
cursor = value; cursor = value;
curson_handle = icon; curson_handle = icon;
var oldCursor = Functions.SetCursor(icon); oldCursor = Functions.SetCursor(icon);
}
}
}
}
if (destoryOld) if (destoryOld && oldCursor != IntPtr.Zero)
{ {
Functions.DestroyIcon(oldCursor); Functions.DestroyIcon(oldCursor);
} }
} }
} }
} }
}
}
#endregion #endregion