private void NotifyCustomDrawMenuBar(ref Message m)
{
m.Result = (IntPtr)NativeMethods.CDRF_DODEFAULT;
NativeMethods.LPNMTBCUSTOMDRAW tbcd = (NativeMethods.LPNMTBCUSTOMDRAW)m.GetLParam(typeof(NativeMethods.LPNMTBCUSTOMDRAW));
bool hot = ((tbcd.nmcd.uItemState & NativeMethods.CDIS_HOT) != 0);
bool selected = ((tbcd.nmcd.uItemState & NativeMethods.CDIS_SELECTED) != 0);
if (hot || selected)
{
NativeMethods.RECT rect = tbcd.nmcd.rc;
using (Graphics graphics = Graphics.FromHdc(tbcd.nmcd.hdc))
{
graphics.FillRectangle(SystemBrushes.Highlight, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top);
}
using (TextGraphics textGraphics = new TextGraphics(tbcd.nmcd.hdc))
{
Font font = this.Font;
string text = this.items[(int)tbcd.nmcd.dwItemSpec].Text;
Size size = textGraphics.MeasureText(text, font);
Point point = new Point(rect.left + ((rect.right - rect.left - size.Width) / 2), rect.top + ((rect.bottom - rect.top - size.Height) / 2));
textGraphics.DrawText(text, point, font, SystemColors.HighlightText);
}
m.Result = (IntPtr)NativeMethods.CDRF_SKIPDEFAULT;
}
}
private void NotifyCustomDrawToolBar(ref Message m)
{
m.Result = (IntPtr)NativeMethods.CDRF_DODEFAULT;
NativeMethods.DLLVERSIONINFO dvi = new NativeMethods.DLLVERSIONINFO();
dvi.cbSize = Marshal.SizeOf(typeof(NativeMethods.DLLVERSIONINFO));
NativeMethods.DllGetVersion(ref dvi);
if (dvi.dwMajorVersion < 6)
{
NativeMethods.LPNMTBCUSTOMDRAW tbcd = (NativeMethods.LPNMTBCUSTOMDRAW)m.GetLParam(typeof(NativeMethods.LPNMTBCUSTOMDRAW));
NativeMethods.RECT rc = tbcd.nmcd.rc;
Rectangle rectangle = new Rectangle(rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top);
Graphics graphics = Graphics.FromHdc(tbcd.nmcd.hdc);
CommandBarItem item = items[(int)tbcd.nmcd.dwItemSpec];
bool hot = ((tbcd.nmcd.uItemState & NativeMethods.CDIS_HOT) != 0);
bool selected = ((tbcd.nmcd.uItemState & NativeMethods.CDIS_SELECTED) != 0);
bool disabled = ((tbcd.nmcd.uItemState & NativeMethods.CDIS_DISABLED) != 0);
CommandBarCheckBox checkBox = item as CommandBarCheckBox;
if ((checkBox != null) && (checkBox.IsChecked))
{
ControlPaint.DrawBorder3D(graphics, rectangle, Border3DStyle.SunkenOuter);
}
else if (selected)
{
ControlPaint.DrawBorder3D(graphics, rectangle, Border3DStyle.SunkenOuter);
}
else if (hot)
{
ControlPaint.DrawBorder3D(graphics, rectangle, Border3DStyle.RaisedInner);
}
Image image = item.Image;
if (image != null)
{
Size size = image.Size;
Point point = new Point(rc.left + ((rc.right - rc.left - size.Width) / 2), rc.top + ((rc.bottom - rc.top - size.Height) / 2));
NativeMethods.DrawImage(graphics, image, point, disabled);
}
m.Result = (IntPtr)NativeMethods.CDRF_SKIPDEFAULT;
}
}
private void NotifyCustomDraw(ref Message m)
{
m.Result = (IntPtr)NativeMethods.CDRF_DODEFAULT;
NativeMethods.LPNMTBCUSTOMDRAW tbcd = (NativeMethods.LPNMTBCUSTOMDRAW)m.GetLParam(typeof(NativeMethods.LPNMTBCUSTOMDRAW));
switch (tbcd.nmcd.dwDrawStage)
{
case NativeMethods.CDDS_PREPAINT:
m.Result = (IntPtr)NativeMethods.CDRF_NOTIFYITEMDRAW;
break;
case NativeMethods.CDDS_ITEMPREPAINT:
if (this.style == CommandBarStyle.Menu)
{
this.NotifyCustomDrawMenuBar(ref m);
}
if (this.style == CommandBarStyle.ToolBar)
{
this.NotifyCustomDrawToolBar(ref m);
}
break;
}
}