private unsafe void GetToolTip(Message *ptrMessage, int messageNumber)
{
//must be first message
if (messageNumber != 1)
{
throw new Exception("GetToolTip must be first message");
}
// p1 = handle
IntPtr handle = GetParameterIntPtr(ptrMessage, 0);
CleanUpMessage(ptrMessage);
NM.EnumWindowsProc windowsToGetToolTipsCallback = new NM.EnumWindowsProc(EnumWindowsToGetToolTips);
m_ToolTipWindows = new List <IntPtr>();
NM.EnumWindows(windowsToGetToolTipsCallback, IntPtr.Zero);
IntPtr toolTipHandle = IntPtr.Zero;
string toolTipTitle = null;
Rectangle toolTipRectangle = new Rectangle(0, 0, 0, 0);
foreach (IntPtr hWnd in m_ToolTipWindows)
{
NM.ToolInfo info = NM.GetToolInfo(hWnd, TimeOut);
if (info.hWnd == handle)
{
//we have the tooltip so return infomation about it
toolTipHandle = hWnd;
toolTipTitle = GetWindowTextViaWindowMessage(toolTipHandle);
NM.tagRect windowPosition;
NM.tagRect windowSize;
NM.GetWindowRect(toolTipHandle, out windowPosition);
windowSize = NM.GetClipBox(toolTipHandle);
toolTipRectangle = new Rectangle(windowPosition.left, windowPosition.top, windowSize.right, windowSize.bottom);
break;
}
}
AddReturnValue(new Parameter(this, toolTipHandle));
AddReturnValue(new Parameter(this, toolTipTitle));
AddReturnValue(new Parameter(this, toolTipRectangle.X));
AddReturnValue(new Parameter(this, toolTipRectangle.Y));
AddReturnValue(new Parameter(this, toolTipRectangle.Width));
AddReturnValue(new Parameter(this, toolTipRectangle.Height));
}
