private void openSpellingForm_Execute(object sender, EventArgs e)
{
_mshtmlControl.MarkupServices.BeginUndoUnit(Guid.NewGuid().ToString());
bool supportsIgnoreOnce = false;
Command cmdIgnoreOnce = CommandManager.Get(CommandId.IgnoreOnce);
if (cmdIgnoreOnce != null && cmdIgnoreOnce.On)
{
supportsIgnoreOnce = true;
}
// must first force the control to lose focus so that it doesn't "lose"
// the selection when the dialog opens
IntPtr hPrevious = User32.SetFocus(IntPtr.Zero);
using (SpellCheckerForm spellCheckerForm = new SpellCheckerForm(SpellingChecker, _mshtmlControl.FindForm(), supportsIgnoreOnce))
{
// center the spell-checking form over the document body
spellCheckerForm.StartPosition = FormStartPosition.CenterParent;
// WinLive 263320: We want to check from the current word to the end of the document.
// TODO: Although this works fine, it would be better to only spellcheck inside editable regions.
MarkupRange rangeToSpellCheck = _currentWordInfo.WordRange.Clone();
rangeToSpellCheck.End.MoveAdjacentToElement(_htmlDocument.body, _ELEMENT_ADJACENCY.ELEM_ADJ_BeforeEnd);
// get the word range to check
MshtmlWordRange wordRange = new MshtmlWordRange(_htmlDocument, rangeToSpellCheck, _filter, _damageFunction);
spellCheckerForm.WordIgnored += (sender2, args) => IgnoreOnce(wordRange.CurrentWordRange);
// check spelling
spellCheckerForm.CheckSpelling(wordRange);
_mshtmlControl.MarkupServices.EndUndoUnit();
// restore focus to the control that had it before we spell-checked
User32.SetFocus(hPrevious);
}
}
/// <summary>
/// Check the spelling of the document, returning true if the user completed the spelling check
/// </summary>
/// <returns>false if they cancelled the spelling check or if we're already in the middle of executing a spell check</returns>
public bool CheckSpelling()
{
if (!Editable || _isSpellChecking)
return false;
try
{
_isSpellChecking = true;
// create an undo unit for the spell-check
IUndoUnit undoUnit = CreateUndoUnit();
// save the current selection because it will be lost during spell checking
MarkupRange previousMarkupRange = null;
bool previousMarkupRangeCollapsed = true;
if (SelectedMarkupRange != null)
{
previousMarkupRange = SelectedMarkupRange.Clone();
previousMarkupRange.Start.Gravity = _POINTER_GRAVITY.POINTER_GRAVITY_Left;
previousMarkupRange.End.Gravity = _POINTER_GRAVITY.POINTER_GRAVITY_Right;
// if the current selection is collapsed we'll make sure it stays collapsed.
// the selection can grow if its inside a misspelled word that gets corrected.
previousMarkupRangeCollapsed = previousMarkupRange.IsEmpty();
}
// must first force the control to lose focus so that it doesn't "lose"
// the selection when the dialog opens
IntPtr hPrevious = User32.SetFocus(IntPtr.Zero);
bool ignoreOnceSupported = CommandManager.Get(CommandId.IgnoreOnce).On;
// check spelling
bool fCompleted = false;
using (SpellCheckerForm spellCheckerForm = new SpellCheckerForm(SpellingChecker, EditorControl.FindForm(), ignoreOnceSupported))
{
// center the spell-checking form over the document body
spellCheckerForm.StartPosition = FormStartPosition.CenterParent;
// determine whether we are checking a selection or the whole document
// get selection
IHTMLSelectionObject selection = HTMLDocument.selection;
bool checkSelection = (selection != null) && (selection.type.ToLower(CultureInfo.InvariantCulture) == "text");
// get the word range to check
MshtmlWordRange wordRange = new MshtmlWordRange(HTMLDocument, checkSelection, IgnoreRangeForSpellChecking, new DamageFunction(_damageServices.AddDamage));
spellCheckerForm.WordIgnored += (sender, args) => OnSpellCheckWordIgnored(wordRange.CurrentWordRange);
// check spelling
using (undoUnit)
{
spellCheckerForm.CheckSpelling(wordRange);
undoUnit.Commit();
}
// reselect what was selected previous to spell-checking
if (previousMarkupRange != null)
{
if (previousMarkupRangeCollapsed)
previousMarkupRange.Collapse(true);
previousMarkupRange.ToTextRange().select();
}
// return completed status
fCompleted = spellCheckerForm.Completed;
}
if (fCompleted && _mainFrameWindow != null && _mainFrameWindow is IWordRangeProvider)
{
// Spell check the subject, it doesn't support the "ignore once" feature
using (SpellCheckerForm spellCheckerForm = new SpellCheckerForm(SpellingChecker, EditorControl.FindForm(), false))
{
// center the spell-checking form over the document body
spellCheckerForm.StartPosition = FormStartPosition.CenterParent;
IWordRangeProvider wordRangeProvider = (IWordRangeProvider)_mainFrameWindow;
IWordRange wordRangeSubject = wordRangeProvider.GetSubjectSpellcheckWordRange();
spellCheckerForm.CheckSpelling(wordRangeSubject);
wordRangeProvider.CloseSubjectSpellcheckWordRange();
fCompleted = spellCheckerForm.Completed;
}
}
// restore focus to the control that had it before we spell-checked
User32.SetFocus(hPrevious);
return fCompleted;
}
finally
{
_isSpellChecking = false;
}
}
private void openSpellingForm_Execute(object sender, EventArgs e)
{
_mshtmlControl.MarkupServices.BeginUndoUnit(Guid.NewGuid().ToString());
bool supportsIgnoreOnce = false;
Command cmdIgnoreOnce = CommandManager.Get(CommandId.IgnoreOnce);
if (cmdIgnoreOnce != null && cmdIgnoreOnce.On)
supportsIgnoreOnce = true;
// must first force the control to lose focus so that it doesn't "lose"
// the selection when the dialog opens
IntPtr hPrevious = User32.SetFocus(IntPtr.Zero);
using (SpellCheckerForm spellCheckerForm = new SpellCheckerForm(SpellingChecker, _mshtmlControl.FindForm(), supportsIgnoreOnce))
{
// center the spell-checking form over the document body
spellCheckerForm.StartPosition = FormStartPosition.CenterParent;
// WinLive 263320: We want to check from the current word to the end of the document.
// TODO: Although this works fine, it would be better to only spellcheck inside editable regions.
MarkupRange rangeToSpellCheck = _currentWordInfo.WordRange.Clone();
rangeToSpellCheck.End.MoveAdjacentToElement(_htmlDocument.body, _ELEMENT_ADJACENCY.ELEM_ADJ_BeforeEnd);
// get the word range to check
MshtmlWordRange wordRange = new MshtmlWordRange(_htmlDocument, rangeToSpellCheck, _filter, _damageFunction);
spellCheckerForm.WordIgnored += (sender2, args) => IgnoreOnce(wordRange.CurrentWordRange);
// check spelling
spellCheckerForm.CheckSpelling(wordRange);
_mshtmlControl.MarkupServices.EndUndoUnit();
// restore focus to the control that had it before we spell-checked
User32.SetFocus(hPrevious);
}
}
public bool CheckSpelling()
{
// check spelling
using (SpellCheckerForm spellCheckerForm = new SpellCheckerForm(SpellingChecker, EditorControl.FindForm(), false))
{
// center the spell-checking form over the document body
spellCheckerForm.StartPosition = FormStartPosition.CenterParent;
// create word range
// TODO: smarter word range for html
//TextBoxWordRange wordRange = new TextBoxWordRange(_textBox, _textBox.SelectionLength > 0);
HtmlTextBoxWordRange wordRange = new HtmlTextBoxWordRange(_textBox);
// check spelling
spellCheckerForm.CheckSpelling(wordRange);
// return completed status
return spellCheckerForm.Completed;
}
}
