void TextBox1MouseMove(object sender, MouseEventArgs e)
{
int chIdx = ((TextBox)sender).GetCharIndexFromPosition(e.Location);
segmCoord sc = QueryParser.GetSubstrSegmByCharNum(((TextBox)sender).Text, chIdx);
if (!sc.isEmpty)
{
outerKeyz.SelectionStart = sc.start;
outerKeyz.SelectionLength = sc.fin - sc.start + 1;
}
selColumn = outerKeyz.SelectedText;
}
void RichTextBox2SelectionChanged(object sender, EventArgs e)
{
GetSelectionRowCol(this.richTextBox2, this.richTextBox2.SelectionStart);
rowcolCtrl.Text = "Ln " + (ROW + 1).ToString() + " col " + (COL + 1).ToString();
if ((!selChangedProgr) && (this.richTextBox2.SelectionLength == 0))
{
segmCoord rez;
rez = GetSelectionRowCol(this.richTextBox2, this.richTextBox2.SelectionStart);
int oldSelStart = this.richTextBox2.SelectionStart;
if (ROW >= this.richTextBox2.Lines.Length)
{
return;
}
;
segmCoord substrToUpdate;
substrToUpdate = QueryParser.GetSubstrSegmByCharNum(this.richTextBox2.Lines[ROW], COL);
string parseSubstr = "";
if ((substrToUpdate.fin == 0) && (substrToUpdate.start == 0))
{
parseSubstr = this.richTextBox2.Lines[ROW];
parseSubstr = (string.IsNullOrEmpty(parseSubstr.Trim())) ? "###" : parseSubstr;
}
char[] abr = { '(', ')' };
parseSubstr = (string.IsNullOrEmpty(parseSubstr.Trim())) ? this.richTextBox2.Lines[ROW].Substring(substrToUpdate.start, (substrToUpdate.fin - substrToUpdate.start + 1)) : parseSubstr.Trim();
parseSubstr = (QueryParser.EnumCharOccurrence(parseSubstr, abr) > 1) ? "" : parseSubstr;
if ((parseSubstr.EndsWith(")")) || (parseSubstr.StartsWith("(")) || (parseSubstr.StartsWith(")")) || (parseSubstr.Contains("(")))
{
if (!brUnmarked)
{
UnmarkBr();
}
brUnmarked = false; // draving new, so mark is present
pevOpenBr.Current = oldSelStart - 1;
#region coloring
selChangedProgr = true;
this.richTextBox2.SelectionStart = oldSelStart - 1;
selChangedProgr = true;
this.richTextBox2.SelectionLength = 1;
this.richTextBox2.SelectionBackColor = Color.Orange;
selChangedProgr = true;
this.richTextBox2.SelectionLength = 0;
selChangedProgr = true;
this.richTextBox2.SelectionStart = oldSelStart;
// selChangedProgr = true;
// this.richTextBox2.SelectionLength = 0;
int enclose = GetBrPairPos(this.richTextBox2, oldSelStart, parseSubstr);
prevClosBr.Current = enclose - 1;
if (enclose >= 0)
{
selChangedProgr = true;
this.richTextBox2.SelectionStart = enclose - 1;
selChangedProgr = true;
this.richTextBox2.SelectionLength = 1;
this.richTextBox2.SelectionBackColor = Color.Orange;
selChangedProgr = true;
this.richTextBox2.SelectionLength = 0;
selChangedProgr = true;
this.richTextBox2.SelectionStart = oldSelStart;
}
else
{
MessageBox.Show(" Enclosing bracket not found ! \n Error raise when parse such text");
}
#endregion
}
}
selChangedProgr = false;
}
// one word (in edit) coloring
void RichTextBox2KeyUp(object sender, KeyEventArgs e)
{
char c = (char)e.KeyValue; //32 , 8, 46
if (((e.KeyValue == 32) || (e.KeyValue == 8) || (e.KeyValue == 46)) && (this.richTextBox2.Lines.Length > 0))
{
c = 'a';
}
#region go to encloset position
if (Math.Abs(pevOpenBr.Current - prevClosBr.Current) > 150)
{
if (pevOpenBr.Current == this.richTextBox2.SelectionStart)
{
selChangedProgr = true;
this.richTextBox2.SelectionStart = prevClosBr.Current + 1;
return;
}
if (prevClosBr.Current == this.richTextBox2.SelectionStart)
{
selChangedProgr = true;
this.richTextBox2.SelectionStart = pevOpenBr.Current + 1;
return;
}
}
#endregion
if ((e.KeyCode == Keys.Z) && (e.Control))
{
this.richTextBox2.Undo();
}
if ((Char.IsLetterOrDigit(c) == false) || (e.Control))
{
return;
}
if ((this.richTextBox2.ReadOnly) || (this.richTextBox2.Text.Length < 3))
{
return;
}
if (!brUnmarked)
{
UnmarkBr();
}
this.richTextBox2.SelectionColor = Color.Black;
segmCoord rez;
rez = GetSelectionRowCol(this.richTextBox2, this.richTextBox2.SelectionStart);
int oldSelStart = this.richTextBox2.SelectionStart;
segmCoord substrToUpdate;
string procRow = this.richTextBox2.Lines[ROW];
substrToUpdate = QueryParser.GetSubstrSegmByCharNum(procRow, COL);
if ((substrToUpdate.fin == 0) && (substrToUpdate.start == 0))
{
return;
}
selChangedProgr = true;
this.richTextBox2.SelectionStart = rez.start + substrToUpdate.start;
selChangedProgr = true;
int len = (substrToUpdate.fin - substrToUpdate.start + 1);
len = (procRow.Length > len) ? len : len - 1;
this.richTextBox2.SelectionLength = len;
string parseSubstr = procRow.Substring(substrToUpdate.start, len);
string[] t;
string exprType = QueryParser.GetExpresionStruct(QueryParser.TrimBrackets(parseSubstr), out t);
this.richTextBox2.SelectionColor = GetColorByExpr(exprType);
this.richTextBox2.SelectionBackColor = Color.White;
selChangedProgr = true;
this.richTextBox2.SelectedText = parseSubstr;
selChangedProgr = true;
this.richTextBox2.SelectionStart = oldSelStart;
}
