/// <summary>
/// Inserts the extended entry break into the editor.
/// </summary>
internal void InsertExtendedEntryBreak()
{
IHTMLDocument3 doc3 = (IHTMLDocument3)HTMLElement.document;
IHTMLElement2 entryBreak = (IHTMLElement2)doc3.getElementById(EXTENDED_ENTRY_ID);
if (entryBreak == null)
{
using (IUndoUnit undo = EditorContext.CreateUndoUnit())
{
using (EditorContext.DamageServices.CreateDamageTracker(ElementRange.Clone(), true))
{
MarkupPointer insertionPoint =
EditorContext.MarkupServices.CreateMarkupPointer(EditorContext.Selection.SelectedMarkupRange.Start);
//delete the parent block element of the insertion point if it is empty (bug 421500)
DeleteInsertionTargetBlockIfEmpty(insertionPoint);
IHTMLElement extendedEntryBreak = InsertExtendedEntryBreak(insertionPoint);
//reselect the insertion point
MarkupRange selection = EditorContext.MarkupServices.CreateMarkupRange();
insertionPoint.MoveAdjacentToElement(extendedEntryBreak, _ELEMENT_ADJACENCY.ELEM_ADJ_AfterEnd);
MarkupPointerMoveHelper.MoveUnitBounded(
insertionPoint, MarkupPointerMoveHelper.MoveDirection.RIGHT,
MarkupPointerAdjacency.AfterEnterBlock | MarkupPointerAdjacency.BeforeText
, HTMLElement);
selection.Start.MoveToPointer(insertionPoint);
selection.End.MoveToPointer(insertionPoint);
selection.ToTextRange().select();
}
undo.Commit();
}
}
}
protected override bool DoInsertData(DataAction action, MarkupPointer begin, MarkupPointer end)
{
// get a reference to the underlying data object
IDataObject dataObject = DataMeister.IDataObject;
string dataObjectInstanceId = dataObject.GetData(SmartContentDataObject.INSTANCE_ID_DATAFORMAT) as string;
if (EditorContext.EditorId.Equals(dataObjectInstanceId))
{
// get the internal items out of the data object
string smartContentElementId = (string)dataObject.GetData(SmartContentDataObject.INTERNAL_SMART_CONTENT_DATAFORMAT);
IHTMLElement element = (EditorContext.HtmlDocument as IHTMLDocument3).getElementById(smartContentElementId);
Debug.Assert(element != null, "Invalid smart content item id detected: " + smartContentElementId);
if (element != null)
{
MarkupRange elementRange = EditorContext.MarkupServices.CreateMarkupRange(element, true);
MarkupPointer insertionPoint = begin;
MarkupPointerMoveHelper.PerformImageBreakout(insertionPoint);
insertionPoint.PushCling(false);
insertionPoint.PushGravity(_POINTER_GRAVITY.POINTER_GRAVITY_Left);
//verify the insertion point is inside of the same content editable parent (bug 290729)
if (!IsValidInsertionPoint(element, insertionPoint))
{
return(false);
}
try
{
if (InlineEditField.IsEditField(insertionPoint.CurrentScope))
{
// If we are in an edit field, since we strip the content wdown to plain text we have to use
// InsertHtml. However, this means we need to move the content via a string. This sucks because
// we break any markup ranges in that area. This is why ignore once will not work in edit fields.
EditorContext.MarkupServices.Remove(begin, end);
string html = elementRange.HtmlText;
EditorContext.MarkupServices.Remove(elementRange.Start, elementRange.End);
EditorContext.InsertHtml(insertionPoint, insertionPoint, html, null);
}
else
{
EditorContext.MarkupServices.Remove(begin, end);
EditorContext.MarkupServices.Move(elementRange.Start, elementRange.End, insertionPoint);
}
return(true);
}
finally
{
insertionPoint.PopCling();
insertionPoint.PopGravity();
}
}
}
return(false);
}
/// <summary>
/// Notify the data format handler that data was dropped and should be inserted into
/// the document at whatever insert location the handler has internally tracked.
/// </summary>
/// <param name="action"></param>
public override bool DataDropped(DataAction action)
{
if (currentCaretLocation == null)
{
return(false);
}
// create two markup pointers that map to the location of the caret
MarkupPointer begin = EditorContext.MarkupServices.CreateMarkupPointer();
MarkupPointer end = EditorContext.MarkupServices.CreateMarkupPointer();
EditorContext.MarkupServices.MoveMarkupPointerToCaret(currentCaretLocation, begin);
MarkupPointerMoveHelper.PerformImageBreakout(begin);
//optimize the drop location to keep it from being in an unexpected location (fixes bug 395224)
if (EditorContext.ShouldMoveDropLocationRight(begin))
{
begin.Right(true);
}
//synchronize the end pointer with the being pointer
end.MoveToPointer(begin);
MarkupRange selectedRange = EditorContext.SelectedMarkupRange;
// WinLive 91888 Photomail image drag drop loses images
//if (!selectedRange.IsEmpty() && selectedRange.InRange(end))
if (!selectedRange.IsEmpty() && selectedRange.InRange(end, false))
{
//the drop location is over the drag source location, so don't so anything.
return(false);
}
// Forces a SelectionChanged event so that the correct behaviors around the drop location are activated.
// For example, one side effect of this call is that the OnEditableRegionFocusChanged event is fired, which
// sets whether the current drop location in the canvas supports images, html and/or text.
MarkupRange dropRange = EditorContext.MarkupServices.CreateMarkupRange(begin, end);
dropRange.ToTextRange().select();
try
{
// insert the data at the current insertion point
return(InsertData(action, begin, end));
}
catch (Exception e)
{
Trace.Fail(e.Message, e.StackTrace);
return(false);
}
}
private MarkupRange AdjustSelection()
{
MarkupRange selection = CreateMaxSafeRange(SelectedMarkupRange);
if (selection.IsEmpty())
{
MarkupRange editableRange = MarkupHelpers.GetEditableRange(selection.Start.CurrentScope, MarkupServices);
MarkupPointerMoveHelper.MoveUnitBounded(selection.Start,
MarkupPointerMoveHelper.MoveDirection.LEFT,
MarkupPointerAdjacency.BeforeVisible | MarkupPointerAdjacency.BeforeEnterScope,
editableRange.Start);
selection.Collapse(true);
}
selection.ToTextRange().select();
return(selection);
}
/// <summary>
/// Fixes up a range that is contained in a single header element.
/// </summary>
/// <param name="range">A range that is contained in a single header element.</param>
/// <param name="turnBold">Whether or not the text should be turning bold.</param>
private void FixupHeaderRange(MarkupRange range, bool turnBold)
{
IHTMLElement parentHeaderElement = range.ParentBlockElement();
if (parentHeaderElement == null || !ElementFilters.IsHeaderElement(parentHeaderElement))
{
Debug.Fail("Expected entire range to be inside a single header element.");
return;
}
MarkupRange expandedRange = range.Clone();
// Make sure we expand the selection to include any <font> tags that may be wrapping us.
MarkupPointerMoveHelper.MoveUnitBounded(expandedRange.Start, MarkupPointerMoveHelper.MoveDirection.LEFT,
MarkupPointerAdjacency.BeforeVisible, parentHeaderElement);
MarkupPointerMoveHelper.MoveUnitBounded(expandedRange.End, MarkupPointerMoveHelper.MoveDirection.RIGHT,
MarkupPointerAdjacency.BeforeVisible, parentHeaderElement);
// Walks in-scope elements and clears out any elements or styles that might affect the bold formatting.
var elementsToRemove = new List <IHTMLElement>();
expandedRange.WalkRange(
delegate(MarkupRange currentexpandedRange, MarkupContext context, string text)
{
IHTMLElement currentElement = context.Element;
if (currentElement != null && context.Context == _MARKUP_CONTEXT_TYPE.CONTEXT_TYPE_EnterScope)
{
if (IsStrongOrBold(currentElement))
{
elementsToRemove.Add(currentElement);
}
else if (IsFontableElement(currentElement) && HTMLElementHelper.IsBold((IHTMLElement2)currentElement) != turnBold)
{
currentElement.style.fontWeight = String.Empty;
}
}
return(true);
}, true);
elementsToRemove.ForEach(e => markupServices.RemoveElement(e));
// Walks the range to find any segments of text that need to be fixed up.
var rangesToWrap = new List <MarkupRange>();
range.WalkRange(
delegate(MarkupRange currentRange, MarkupContext context, string text)
{
if (context.Context == _MARKUP_CONTEXT_TYPE.CONTEXT_TYPE_Text)
{
TextStyles currentTextStyles = new TextStyles(currentRange.Start);
if (currentTextStyles.Bold != turnBold)
{
rangesToWrap.Add(currentRange.Clone());
}
}
return(true);
}, true);
rangesToWrap.ForEach(r => WrapRangeInFontIfNecessary(r, turnBold));
}
