private static void DrawSingleIcon(RowState state, Graphics g, int index,
Rectangle rcCol, int midPointX, int midPointY)
{
if (index >= Core.ResourceIconManager.ImageList.Images.Count)
{
// possible on shutdown (OM-8972)
return;
}
RectangleF rcClip = g.ClipBounds;
rcClip.Intersect(new RectangleF(rcCol.Left, rcCol.Top, rcCol.Width, rcCol.Height));
IntPtr hdc = g.GetHdc();
try
{
IntPtr clipRgn = Win32Declarations.CreateRectRgn(0, 0, 0, 0);
if (Win32Declarations.GetClipRgn(hdc, clipRgn) != 1)
{
Win32Declarations.DeleteObject(clipRgn);
clipRgn = IntPtr.Zero;
}
Win32Declarations.IntersectClipRect(hdc, (int)rcClip.Left, (int)rcClip.Top,
(int)rcClip.Right, (int)rcClip.Bottom);
int ildState = ((state & RowState.ActiveSelected) != 0)
? Win32Declarations.ILD_SELECTED
: Win32Declarations.ILD_NORMAL;
Win32Declarations.ImageList_Draw(Core.ResourceIconManager.ImageList.Handle,
index, hdc, midPointX - 8, midPointY - 8, ildState);
Win32Declarations.SelectClipRgn(hdc, clipRgn);
Win32Declarations.DeleteObject(clipRgn);
}
finally
{
g.ReleaseHdc(hdc);
}
}
protected override void DrawItem(Graphics g, Rectangle rc, object item, RowState state, string highlightText)
{
IResource res = item as IResource;
if (res != null && res.GetLinksTo(null, TasksPlugin._linkTarget).Count > 0)
{
int midPointX = rc.Left + Width / 2;
int midPointY = (rc.Top + rc.Bottom) / 2;
RectangleF rcClip = g.ClipBounds;
rcClip.Intersect(new RectangleF(rc.Left, rc.Top, rc.Width, rc.Height));
IntPtr hdc = g.GetHdc();
try
{
IntPtr clipRgn = Win32Declarations.CreateRectRgn(0, 0, 0, 0);
if (Win32Declarations.GetClipRgn(hdc, clipRgn) != 1)
{
Win32Declarations.DeleteObject(clipRgn);
clipRgn = IntPtr.Zero;
}
Win32Declarations.IntersectClipRect(hdc, (int)rcClip.Left, (int)rcClip.Top,
(int)rcClip.Right, (int)rcClip.Bottom);
int ildState = ((state & RowState.ActiveSelected) != 0)
? Win32Declarations.ILD_SELECTED : Win32Declarations.ILD_NORMAL;
Win32Declarations.ImageList_Draw(TasksPlugin._ImageList.Handle, 0, hdc,
midPointX - 8, midPointY - 8, ildState);
Win32Declarations.SelectClipRgn(hdc, clipRgn);
Win32Declarations.DeleteObject(clipRgn);
}
finally
{
g.ReleaseHdc(hdc);
}
}
}
