//</SNIPPET3>
//<SNIPPET4>
private void CreateHyperlinkFromSelection()
{
if (webBrowser1.Document != null)
{
MSHTML.IHTMLDocument2 iDoc = (MSHTML.IHTMLDocument2)webBrowser1.Document.DomDocument;
if (iDoc != null)
{
MSHTML.IHTMLSelectionObject iSelect = iDoc.selection;
if (iSelect == null)
{
MessageBox.Show("Please select some text before using this command.");
return;
}
MSHTML.IHTMLTxtRange txtRange = (MSHTML.IHTMLTxtRange)iSelect.createRange();
// Create the link.
if (txtRange.queryCommandEnabled("CreateLink"))
{
Object o = null;
txtRange.execCommand("CreateLink", true, o);
}
}
}
}
void webBrowser1_Document_Body_KeyDown(object sender, HtmlElementEventArgs e)
{
if (e.KeyPressedCode == (int)Keys.Tab)
{
e.ReturnValue = false;
}
else if (e.KeyPressedCode == (int)Keys.F1)
{
e.ReturnValue = false;
MSHTML.IHTMLDocument2 htmlDocument = webBrowser1.Document.DomDocument as MSHTML.IHTMLDocument2;
MSHTML.IHTMLSelectionObject currentSelection = htmlDocument.selection;
if (currentSelection != null)
{
MSHTML.IHTMLTxtRange range = currentSelection.createRange() as MSHTML.IHTMLTxtRange;
if (range != null)
{
if (range.text != null)
{
if (MainForm.tts == null)
{
MainForm.tts = new SpeechSynthesizer();
MainForm.tts.SetOutputToDefaultAudioDevice();
}
MainForm.tts.SpeakAsyncCancelAll();
MainForm.tts.SpeakAsync(range.text);
}
}
}
}
}
public static bool ParsePlaceholder(MSHTML.IHTMLTxtRange rng, out string placeholderText, bool atomic = false)
{
placeholderText = String.Empty;
if (!IsPlaceholder(rng, atomic))
{
return(false);
}
return(ParsePlaceholder(rng.text, out placeholderText));
}
public static bool ParsePlaceholder(MSHTML.IHTMLTxtRange rng, out string placeholderText, out int level, bool atomic = false)
{
placeholderText = string.Empty;
level = -1;
string placeholder;
if (!ParsePlaceholder(rng, out placeholder, atomic))
{
return(false);
}
return(ParsePlaceholder(placeholder, out placeholderText, out level));
}
public static bool IsPlaceholder(MSHTML.IHTMLTxtRange rng, bool atomic = false)
{
if (rng == null)
{
return(false);
}
string unused;
if (!ParsePlaceholder(rng.text, out unused))
{
return(false);
}
if (!atomic)
{
return(true);
}
return(IsPlaceholder(rng.parentElement(), atomic));
}
