/// <summary>
/// Given the GUI control or view ah, find and highlight the text indicated
/// via the location (level) path.
/// </summary>
/// <param name="lpath">Level path array.</param>
/// <param name="ah">Accessibility helper from the GUI control or view</param>
/// <returns>true if the selected string was retrieved.</returns>
private bool selectText(GuiPath lpath, AccessibilityHelper ah)
{
IVwRootBox rbox = ah.RootBox();
isNotNull(rbox, "view rootbox not found");
IVwSelection sel = null; // returned selection
// create a SelLevInfo[] array to the content using the model view levels.
int clevels = 0;
SelLevInfo[] rgvsli;
if (DrillToContent(lpath, out rgvsli, out clevels))
{
int ihvoRoot = 0; // first rootbox
int tagTextProp = 16002; // kflidStTxtPara_Contents
int cpropPrevious = 0;
int ichAnchor = m_at; // starting character number
int ichEnd = m_at + m_run; // ending character number in rgvsli[0].ihvo or ihvoEnd if it is not -1
int ws = 0;
bool fAssocPrev = false;
int ihvoEnd = -1; // paragraph # to end at, if it doesn't exist, get unspecified interop error
ITsTextProps ttpIns = null;
bool fInstall = true; // make it the view's default selection
//int iHeight = rbox.get_Height();
int iHeight = rbox.Height;
sel = rbox.MakeTextSelection
(ihvoRoot, clevels, rgvsli, tagTextProp, cpropPrevious, ichAnchor, ichEnd,
ws, fAssocPrev, ihvoEnd, ttpIns, fInstall);
isNotNull(sel, "failed to select text");
//areEqual(true, sel.get_IsValid(), "selection is not valid");
areEqual(true, sel.IsValid, "selection is not valid");
ITsTextProps ttp = spyOnSelection(sel);
if (ttp != null)
{
spyOnTextProps(ttp);
}
}
string strSeparator = "|";
ITsString tssFromApp;
sel.GetSelectionString(out tssFromApp, strSeparator);
ITsStreamWrapper tsw = TsStreamWrapperClass.Create();
//UCOMIStream strm = tsw.get_Stream();
System.Runtime.InteropServices.ComTypes.IStream strm = tsw.Stream;
// Copy the string to our address space.
ITsStrBldr bldr = TsStrBldrClass.Create();
bldr.ReplaceTsString(0, 0, tssFromApp);
ITsString tss = bldr.GetString();
int icchIndent = 2;
int iws = 0;
bool fWriteObjData = true;
//tsw.WriteTssAsXml(tss2, icchIndent, iws, fWriteObjData);
//ISilDataAccess da = rbox.get_DataAccess();
ISilDataAccess da = rbox.DataAccess;
//ILgWritingSystemFactory wsf = da.get_WritingSystemFactory();
ILgWritingSystemFactory wsf = da.WritingSystemFactory;
tss.WriteAsXml(strm, wsf, icchIndent, iws, fWriteObjData);
//m_text = tsw.get_Contents(); // XML formatted string
m_text = tsw.Contents; // XML formatted string
return(m_text != null);
}