public static IHTMLElement GetSelectedChildEditField(IHTMLElement parent, MarkupRange selection)
{
if (selection == null || !selection.Positioned)
{
Trace.Fail("Selection is invalid!");
return(null);
}
IHTMLElement element = selection.ParentElement();
if (element == null || !HTMLElementHelper.IsChildOrSameElement(parent, element))
{
return(null);
}
do
{
if (InlineEditField.IsEditField(element))
{
return(element);
}
element = element.parentElement;
} while (element != null && element.sourceIndex != parent.sourceIndex);
return(null);
}
/// <summary>
/// Expands a range to the safest outter tags that can be contained without encompassing
/// text that is not currently in this range.
/// </summary>
/// <param name="range"></param>
private void SelectOuter(MarkupRange range)
{
IHTMLElement parent = range.ParentElement();
MarkupRange editableRange = MarkupHelpers.GetEditableRange(parent, MarkupServices);
if (editableRange == null)
{
return;
}
while (parent != null && range.MoveOutwardIfNoContent())
{
parent = range.Start.CurrentScope;
}
if (range.Start.IsLeftOf(editableRange.Start))
{
range.Start.MoveToPointer(editableRange.Start);
}
if (range.End.IsRightOf(editableRange.End))
{
range.End.MoveToPointer(editableRange.End);
}
return;
}
private void InsertSuggestedUrl(string matchText, GlossaryLinkItem linkItem, MarkupRange markupRange)
{
if (GlossarySettings.AutoLinkTermsOnlyOnce && TermAlreadyLinked(matchText, linkItem.Url))
{
return;
}
// Make sure we're not in the title and not in a hyperlink already
IHTMLElement parentElement = _blogPostHtmlEditorControl.PostTitleElement;
IHTMLElement currentElement = markupRange.ParentElement();
while (currentElement != null)
{
if (parentElement == currentElement)
{
return; // in the title
}
if (currentElement.tagName.ToLower(CultureInfo.InvariantCulture) == "a")
{
return; // in an anchor
}
currentElement = currentElement.parentElement;
}
if (_linkIgnoreWord != null && matchText.ToLower(CultureInfo.CurrentCulture) == _linkIgnoreWord.ToLower(CultureInfo.CurrentCulture))
{
return;
}
_blogPostHtmlEditorControl.InsertLink(linkItem.Url, matchText, linkItem.Title, linkItem.Rel, linkItem.OpenInNewWindow, markupRange);
_blogPostHtmlEditorControl.SelectedMarkupRange.Collapse(false);
}
private string GetHtmlText(out MarkupPointer blockBoundary)
{
MarkupRange blockRange = _blogPostHtmlEditorControl.SelectedMarkupRange.Clone();
MarkupRange textRange = blockRange.Clone();
IHTMLElement ele = blockRange.ParentElement(ElementFilters.IsBlockOrTableCellOrBodyElement);
if (ele == null)
{
blockBoundary = null;
return(String.Empty);
}
blockRange.MoveToElement(ele, false);
blockBoundary = blockRange.Start;
// Fix Bug 616152 - We want the start and end pointer to match so
// we can look back from the start of the insertion point (not the end,
// which would include the selection that is going to be overwritten)
textRange.Collapse(true);
// Fix bug WinLive 59172: Specific characters of mixed characters are broken in mail body after press the 'Enter' key
// Caused by using MOVEUNIT_PREVCHAR to navigate into Unicode surrogate (32-bit) characters. We work around this by moving
// only at word or block boundaries.
string html = null;
do
{
int startPos = textRange.Start.MarkupPosition;
textRange.Start.MoveUnitBounded(_MOVEUNIT_ACTION.MOVEUNIT_PREVWORDBEGIN, blockBoundary);
if (textRange.Start.MarkupPosition == startPos)
{
// PREVWORDBEGIN didn't actually move us, due to no word being available.
// To avoid an infinite loop, just move the text range to include the whole
// block and move on.
textRange.Start.MoveToPointer(blockRange.Start);
break;
}
if (textRange.Positioned && textRange.Start.IsLeftOfOrEqualTo(textRange.End))
{
html = MarkupHelpers.GetRangeTextFast(textRange);
}
html = html ?? string.Empty;
} while (html.Length < MinLookBack && textRange.Start.IsRightOf(blockRange.Start));
if (html == null && textRange.Positioned && textRange.Start.IsLeftOfOrEqualTo(textRange.End))
{
html = MarkupHelpers.GetRangeTextFast(textRange);
}
return(html ?? string.Empty);
}
private void IgnoreSuggestedUrl(string matchText, GlossaryLinkItem linkItem, MarkupRange markupRange)
{
IHTMLElement parent = markupRange.ParentElement();
while (parent != null && !(parent is IHTMLAnchorElement))
{
parent = parent.parentElement;
}
if (parent != null && matchText.ToLower(CultureInfo.CurrentCulture) == parent.innerText.ToLower(CultureInfo.CurrentCulture))
{
_linkIgnoreWord = matchText;
}
}
private bool IsValidEmoticonInsertionPoint()
{
MarkupRange selection = _currentSelection.Clone();
// Check to make sure the target is not in an edit field
if (InlineEditField.IsWithinEditField(selection.ParentElement()))
{
return(false);
}
// Check to make sure the target is in the body of the post
selection.MoveToElement(_postBodyElement, false);
if (!selection.InRange(_currentSelection))
{
return(false);
}
return(true);
}