/*
* Clipboard -- Copy and Paste
*/
private void copyToolStripMenuItem_Click(object sender, EventArgs e)
{
DataObject dataObject;
// make certain that a valid link is in the German fields
if (string.IsNullOrEmpty(txtDeURL.Text))
{
return;
}
// generate a clipboard envelope
string linkHtml = BuildLinkTag(txtDeText.Text, txtDeURL.Text);
string env = ClipboardEnvelope.BuildHtmlClipboardEnvelope(linkHtml);
dataObject = new DataObject();
dataObject.SetData("HTML Format", env);
// put the data on the clipbaord
Clipboard.SetDataObject(dataObject);
}
private void MainDlg_MouseDown(object sender, MouseEventArgs e)
{
DataObject dataObject;
// make certain that a valid link is in the German fields
if (string.IsNullOrEmpty(txtDeURL.Text))
{
return;
}
string linkHtml = BuildLinkTag(txtDeText.Text, txtDeURL.Text);
string env = ClipboardEnvelope.BuildHtmlClipboardEnvelope(linkHtml);
dataObject = new DataObject();
dataObject.SetData("HTML Format", env);
// start a Drag&Drop process
_emitingDragDrop = true;
DragDropEffects effs = txtDeURL.DoDragDrop(dataObject, DragDropEffects.Copy);
_emitingDragDrop = false;
}
private void DropHTMLText(string htmlString)
{
ClearAllLinks();
_curIdx = -1; // in case we don't find any links
// set wait cursor
Cursor.Current = Cursors.WaitCursor;
// unpack the clipboard envelope
ClipboardEnvelope env = new ClipboardEnvelope();
if (!env.Read(htmlString))
{
return;
}
string fragment = env.GetFragmentString();
#if true
// parse the HTML fragment and extract the <A href=...> element
HtmlParser hp = new HtmlParser(fragment);
HtmlTag tag;
while (hp.ParseNext("a", out tag))
{
string url = "";
if (tag.HasAttribute("href"))
{
url = tag.Attributes["href"];
}
string innerText = hp.ParseInnerText(tag);
if (url.Length > 0)
{
string text = System.Web.HttpUtility.HtmlDecode(innerText);
Hyperlink hl = new Hyperlink();
hl.uri = url;
hl.text = text;
// enter the link into the link list
_enLinks.Add(hl);
}
}
#else
HtmlMiniParser parser = new HtmlMiniParser(fragment);
while (parser.ReadTag())
{
if (parser.TagName.ToLower() == "a")
{
string url = "";
while (parser.ReadAttribute())
{
if (parser.AttributeName.ToLower() == "href")
{
url = parser.AttributeValue;
break;
}
}
StringBuilder sb = new StringBuilder();
sb.Append(parser.IntraTagText);
// consume all intermediate tags until we see the </a>
while (parser.ReadTag())
{
if (parser.TagName.ToLower() == "/a")
{
break;
}
sb.Append(parser.IntraTagText);
}
if (url.Length > 0)
{
string text = System.Web.HttpUtility.HtmlDecode(sb.ToString());
Hyperlink hl = new Hyperlink();
hl.uri = url;
hl.text = text;
// enter the link into the link list
_enLinks.Add(hl);
}
}
}
#endif
// tranlate the links
_lt.TranslateLinks2(_enLinks, _deLinks);
// show the link and its translations
_curIdx = _enLinks.Count > 0 ? 0 : -1;
ShowCurrentLink();
// cursor back to normal
Cursor.Current = Cursors.Default;
}