public int GetNotifyTrayOptionButtonWidth()
{
IntPtr button = FindNotifyTrayHelper.FindNotifyTrayHwnd(FindNotifyTrayHelper.TrayItems.OptButton);
RECT rect;
GetWindowRect(button, out rect);
return(rect.right - rect.left);
}
private Size CaptureNotificationArea(Graphics g, bool zoomed, bool suppressDrawing)
{
int buttonWidth = GetNotifyTrayOptionButtonWidth();
IntPtr hwndNotifyArea = FindNotifyTrayHelper.FindNotifyTrayHwnd(FindNotifyTrayHelper.TrayItems.Tray);
RECT rect;
GetWindowRect(hwndNotifyArea, out rect);
int width = rect.right - rect.left - buttonWidth;
int height = rect.bottom - rect.top + 1;
int destWidth = width;
int destHeight = height;
if (zoomed)
{
destWidth = (int)(width * zoomRate);
destHeight = (int)(height * zoomRate);
}
if (!suppressDrawing && g != null)
{
IntPtr hMemoryDC = g.GetHdc();
IntPtr hTargetDC = GetDC(hwndNotifyArea);
if (!zoomed)
{
BitBlt(hMemoryDC, 0, 0, width, height, //destDC, x, y, w, h
hTargetDC, buttonWidth, 0, // srcDC, x,y
RasterOps.SRCCOPY);
}
else
{
// int oldBltMode = SetStretchBltMode(hdc, HALFTONE);
StretchBlt(hMemoryDC, 0, 0, destWidth, destHeight,
hTargetDC, buttonWidth, 0, width, height,
RasterOps.SRCCOPY);
// if (oldBltMode != 0)
// {
// SetStretchBltMode(hdc, oldBltMode);
// }
}
g.ReleaseHdc(hMemoryDC);
ReleaseDC(hwndNotifyArea, hTargetDC);
}
return(new Size(destWidth, destHeight));
}
