Beispiel #1
0
        void UpdateSuggestionList()
        {
            //find suggestion words
            _currentLocalText = null;
            _listbox.ClearItems();
            if (_textbox.CurrentTextSpan == null)
            {
                _listbox.Visible = false;
                return;
            }
            //-------------------------------------------------------------------------
            //simple parse ...
            //In this example  all country name start with Captial letter so ...
            string currentTextSpanText = _textbox.CurrentTextSpan.GetText().ToUpper();

            //analyze content
            char[] textBuffer = currentTextSpanText.ToCharArray();
            var    results    = new List <LayoutFarm.Composers.TextSplitBounds>();

            results.AddRange(_textbox.TextSplitter.ParseWordContent(textBuffer, 0, textBuffer.Length));
            //get last part of splited text
            int m = results.Count;

            if (m < 1)
            {
                return;
            }
            Composers.TextSplitBounds lastSplitPart = results[m - 1];
            _currentLocalText = GetString(textBuffer, lastSplitPart);
            //char firstChar = currentTextSpanText[0];
            char          firstChar = _currentLocalText[0];
            List <string> keywords;

            if (_words.TryGetValue(firstChar, out keywords))
            {
                int j             = keywords.Count;
                int listViewWidth = _listbox.Width;
                for (int i = 0; i < j; ++i)
                {
                    string choice = keywords[i].ToUpper();
                    if (choice.StartsWith(_currentLocalText))
                    {
                        CustomWidgets.ListItem item = new CustomWidgets.ListItem(listViewWidth, 17);
                        item.BackColor = KnownColors.LightGray;
                        item.Tag       = item.Text = keywords[i];
                        _listbox.AddItem(item);
                    }
                }
            }
            if (_listbox.ItemCount > 0)
            {
                _listbox.Visible = true;
            }
            else
            {
                _listbox.Visible = false;
            }

            //-------------------------------------------------------------------------
        }
Beispiel #2
0
        void UpdateSuggestionList()
        {
            //find suggestion words
            _currentLocalText = null;
            _sgBox.ClearItems();
            if (_textbox.CurrentTextSpan == null)
            {
                _sgBox.Hide();
                return;
            }
            //-------------------------------------------------------------------------
            //sample parse ...
            //In this example  all country name start with Captial letter so ...
            string currentTextSpanText = _textbox.CurrentTextSpan.GetText().ToUpper();
            //analyze content
            var textBuffer = currentTextSpanText.ToCharArray();
            var results    = new List <LayoutFarm.Composers.TextSplitBounds>();

            results.AddRange(_textbox.TextSplitter.ParseWordContent(textBuffer, 0, textBuffer.Length));
            //get last part of splited text
            int m = results.Count;

            if (m < 1)
            {
                return;
            }
            Composers.TextSplitBounds lastSplitPart = results[m - 1];
            _currentLocalText = GetString(textBuffer, lastSplitPart);
            //char firstChar = currentTextSpanText[0];
            char firstChar = _currentLocalText[0];

            if (_words.TryGetValue(firstChar, out List <string> keywords))
            {
                int j             = keywords.Count;
                int listViewWidth = _sgBox.Width;
                for (int i = 0; i < j; ++i)
                {
                    string choice = keywords[i].ToUpper();
                    if (StringStartsWithChars(choice, _currentLocalText))
                    {
                        CustomWidgets.ListItem item = new CustomWidgets.ListItem(listViewWidth, 17);
                        item.BackColor = KnownColors.LightGray;
                        item.Tag       = item.Text = keywords[i];
                        _sgBox.AddItem(item);
                    }
                }
            }
            if (_sgBox.ItemCount > 0)
            {
                //TODO: implement selectedIndex suggestion hint here
                _sgBox.SelectedIndex = 0;

                //move listview under caret position
                Point caretPos = _textbox.CaretPosition;
                //temp fixed
                //TODO: review here
                if (!_alreadyHasTextBoxGlobalOffset)
                {
                    _textBoxGlobalOffset           = _textbox.GetGlobalLocation();
                    _alreadyHasTextBoxGlobalOffset = true;
                }

                _sgBox.SetLocation(_textBoxGlobalOffset.X + caretPos.X, caretPos.Y + 70);
                _sgBox.Show();
                _sgBox.EnsureSelectedItemVisible();
            }
            else
            {
                _sgBox.Hide();
            }
        }
Beispiel #3
0
        void UpdateSuggestionList()
        {
            //find suggestion words
            _currentLocalText = null;
            _listbox.ClearItems();
            TextEditing.Run currentSpan = _textbox.CurrentTextSpan;
            if (currentSpan == null)
            {
                _listbox.Visible = false;
                return;
            }
            //-------------------------------------------------------------------------
            //sample parse ...
            //In this example  all country name start with Captial letter so ...

            //try to get underlining text

            //int startAt, len;
            //textbox.FindCurrentUnderlyingWord(out startAt, out len);

            string currentTextSpanText = currentSpan.GetText().ToUpper();

            //analyze content
            char[] textBuffer = currentTextSpanText.ToCharArray();
            _textSplitBoundsList.Clear();
            _textSplitBoundsList.AddRange(_textbox.TextSplitter.ParseWordContent(textBuffer, 0, textBuffer.Length));

            //get last part of splited text
            int m = _textSplitBoundsList.Count;

            if (m < 1)
            {
                return;
            }

            int splitBoundIndex = GetProperSplitBoundIndex(_textSplitBoundsList, _textbox.CurrentLineCharIndex);

            if (splitBoundIndex < 0)
            {
                return;
            }

            //find current split bounds
            Composers.TextSplitBounds selectBounds = _textSplitBoundsList[splitBoundIndex];
            _currentLocalText = GetString(textBuffer, selectBounds);


            char firstChar = _currentLocalText[0];

            if (_words.TryGetValue(firstChar, out List <string> keywords))
            {
                int j             = keywords.Count;
                int listViewWidth = _listbox.Width;
                for (int i = 0; i < j; ++i)
                {
                    string choice = keywords[i].ToUpper();
                    if (StringStartsWithChars(choice, _currentLocalText))
                    {
                        CustomWidgets.ListItem item = new CustomWidgets.ListItem(listViewWidth, 17);
                        item.BackColor = KnownColors.LightGray;
                        item.Tag       = item.Text = keywords[i];
                        _listbox.AddItem(item);
                    }
                }
            }
            if (_listbox.ItemCount > 0)
            {
                _listbox.Visible = true;
                //TODO: implement selectedIndex suggestion hint here ***
                _listbox.SelectedIndex = 0;
                //move listview under caret position
                var caretPos = _textbox.CaretPosition;
                //temp fixed
                //TODO: review here
                _listbox.SetLocation(_textbox.Left + caretPos.X, _textbox.Top + caretPos.Y + 20);
                _listbox.EnsureSelectedItemVisible();
            }
            else
            {
                _listbox.Visible = false;
            }

            //-------------------------------------------------------------------------
        }