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Respond to WM_SETCURSOR messages.

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Calling SetCursor on mouse moves is not enough, we need to respond to
SETCURSOR messages. If we have a custom cursor we need to call SetCursor
and then NOT call DefWindowProc, otherwise we just call DefWindowProc
for the forms default cursor.
This commit is contained in:
Fraser 2014-02-21 19:46:13 +00:00 committed by thefiddler
parent 251a6e813e
commit 10112da976
1 changed files with 26 additions and 6 deletions
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32
Source/OpenTK/Platform/Windows/WinGLNative.cs
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@ -388,6 +388,17 @@ namespace OpenTK.Platform.Windows
}
}
private bool HandleSetCursor(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
{
if (cursor != MouseCursor.Default)
{
Functions.SetCursor(curson_handle);
return true;
}
return false;
}
void HandleChar(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
{
char c;
@ -486,11 +497,6 @@ namespace OpenTK.Platform.Windows
mouse_last_timestamp = timestamp;
}
if (cursor != MouseCursor.Default)
{
Functions.SetCursor(curson_handle);
}
if (mouse_outside_window)
{
// Once we receive a mouse move event, it means that the mouse has
@ -660,6 +666,8 @@ namespace OpenTK.Platform.Windows
IntPtr WindowProcedure(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
{
bool result = false;
switch (message)
{
#region Size / Move / Style events
@ -693,6 +701,10 @@ namespace OpenTK.Platform.Windows
HandleSize(handle, message, wParam, lParam);
break;
case WindowMessage.SETCURSOR:
result = HandleSetCursor(handle, message, wParam, lParam);
break;
#endregion
#region Input events
@ -779,7 +791,15 @@ namespace OpenTK.Platform.Windows
#endregion
}
return Functions.DefWindowProc(handle, message, wParam, lParam);
if (result)
{
// Return TRUE
return new IntPtr(1);
}
else
{
return Functions.DefWindowProc(handle, message, wParam, lParam);
}
}
private void EnableMouseTracking()