protected override void Dispose(bool disposing)
{
base.Dispose(disposing);
if (_htmlConversionHelper != null)
{
((IDisposable)_htmlConversionHelper).Dispose();
_htmlConversionHelper = null;
}
}
/// <summary>
/// Stand-alone function to expand any placeholders inside
/// a given HTML fragment.
/// </summary>
public static string ExpandImageFolderPathPlaceHolder(
string html,
string externalImagesFolderPath)
{
if (string.IsNullOrEmpty(html) || !html.Contains(ImagesFolderPathPlaceHolder))
{
return html;
}
else
{
using (var ch = new HtmlConversionHelper())
{
return ch.ConvertSetHtml(
html,
externalImagesFolderPath,
ImagesFolderPathPlaceHolder);
}
}
}
/// <summary>
/// Stand-alone function to expand any placeholders inside
/// a given HTML fragment.
/// </summary>
public static string ExpandImageFolderPathPlaceHolder(
string html,
string externalImagesFolderPath)
{
if (string.IsNullOrEmpty(html) || !html.Contains(ImagesFolderPathPlaceHolder))
{
return(html);
}
else
{
using (var ch = new HtmlConversionHelper())
{
return(ch.ConvertSetHtml(
html,
externalImagesFolderPath,
ImagesFolderPathPlaceHolder));
}
}
}
private void TestForm_Load(object sender, EventArgs e)
{
// WebBrowserHelper.SafeSwitchToHighestInternetExplorerVersionAsync();
const string html =
@"<P>Mit Bild:</P>
<P><IMG
src=""http://pseudo-image-folder-path/d0906191-5a75-4568-97d4-924ee727426d""></P>
<P>Yes!</P>" ;
var images = HtmlConversionHelper.GetContainedImageFileNames(html);
foreach (var image in images)
{
Console.WriteLine(image);
}
htmlEditUserControl1.HtmlEditControl.WantCloseDialogWithOK += delegate { MessageBox.Show("Close."); };
}
private static string checkImages(
ICollection <HtmlConversionHelper.ImageInfo> originalNames,
string html,
string url)
{
if (originalNames != null && originalNames.Count > 0)
{
// ReSharper disable once LoopCanBeConvertedToQuery
foreach (var s in originalNames)
{
if (!s.Source.StartsWith(@"http") && !s.Source.StartsWith(@"https"))
{
html = html.Replace(
s.Source,
HtmlConversionHelper.GetPathFromFile(s.Source, new Uri(url)));
}
}
}
return(html);
}
private void constructCoreHtmlEditControlTextAndImage()
{
_htmlConversionHelper = new HtmlConversionHelper();
}
private void constructCoreHtmlEditControlTextAndImage()
{
_htmlConversionHelper = new HtmlConversionHelper();
}
protected override void Dispose(bool disposing)
{
base.Dispose(disposing);
if (_htmlConversionHelper != null)
{
((IDisposable)_htmlConversionHelper).Dispose();
_htmlConversionHelper = null;
}
}
private void constructCoreHtmlEditControlTextAndImage()
{
_htmlConversionHelper = new HtmlConversionHelper();
TargetForLinks = @"_blank";
}
private void handlePaste(
PasteMode pasteMode)
{
if (Document != null)
{
var doc = (HTMLDocument)Document.DomDocument;
if (IsControlSelection)
{
doc.execCommand(@"Delete", false, null);
}
string html;
if (Clipboard.ContainsImage() &&
// 2014-08-19, Uwe Keim: Excel hat HTML _und_ Bild, deshalb hier prüfen, sonst
// wird Excel auch als Bild eingefügt.
!Clipboard.ContainsText(TextDataFormat.Html))
{
var image = Clipboard.GetImage();
var file = Path.Combine(_tmpFolderPath, _objectID.ToString(CultureInfo.InvariantCulture));
if (image != null)
{
image.Save(file, image.RawFormat);
}
_objectID++;
if (Configuration.AllowEmbeddedImages)
{
var data = File.ReadAllBytes(file);
var imageContent = Convert.ToBase64String(data, 0, data.Length);
File.Delete(file);
html = string.Format(@"<img src=""data:image;base64,{0}"" />", imageContent);
}
else
{
html = string.Format(@"<img src=""{0}"" id=""Img{1}"" />", file, DateTime.Now.Ticks);
}
}
else
{
if (pasteMode != PasteMode.Text && Clipboard.ContainsText(TextDataFormat.Html))
{
// only body from fragment
html = HtmlClipboardHelper.GetHtmlFromClipboard().GetBodyFromHtmlCode().CheckCompleteHtmlTable();
// images save or load from web
html = checkImages(
HtmlConversionHelper.FindImgs(html),
html,
HtmlClipboardHelper.GetSourceUrlFromClipboard());
if (pasteMode == PasteMode.MsWord)
{
html = html.CleanMsWordHtml();
}
}
else if (Clipboard.ContainsText(TextDataFormat.UnicodeText))
{
html = Clipboard.GetText(TextDataFormat.UnicodeText);
if (pasteMode == PasteMode.Text)
{
html = html.GetOnlyTextFromHtmlCode();
}
html = PathHelper.HtmlEncode(html);
html = HtmlStringHelper.AddNewLineToText(html);
}
else if (Clipboard.ContainsText(TextDataFormat.Text))
{
html = Clipboard.GetText(TextDataFormat.Text);
if (pasteMode == PasteMode.Text)
{
html = html.GetOnlyTextFromHtmlCode();
}
html = PathHelper.HtmlEncode(html);
html = HtmlStringHelper.AddNewLineToText(html);
}
else
{
html = string.Empty;
}
}
var selection = doc.selection;
var range = (IHTMLTxtRange)selection.createRange();
range.pasteHTML(html);
}
}
private void constructCoreHtmlEditControlTextAndImage()
{
_htmlConversionHelper = new HtmlConversionHelper();
TargetForLinks = @"_blank";
}