private void doCalc()
{
// get the exact location of cursor
int cursorPosition = richTextBox1.SelectionStart;
// get the line in question
int lineEdited = richTextBox1.GetLineFromCharIndex(richTextBox1.SelectionStart);
string[] lines = this.richTextBox1.Text.Split('\n');
string query = "";
if (richTextBox1.SelectionLength == 0)
{
query = lines[lineEdited];
}
else
{
query = richTextBox1.SelectedText;
}
Calculation calculation = new Calculation(query);
int startOfLine = 0;
for (int i = 0; i < lineEdited; i++)
{
startOfLine += lines[i].Length + 1;
}
deleteFromStartOfLine(startOfLine);
if (!calculation.Error)
{
writeLineTextBox1(calculation.Query + "\n", Color.Black, FontStyle.Regular);
writeLineTextBox1(calculation.Input + " =" + "\n", Color.DarkBlue, FontStyle.Regular);
writeLineTextBox1(calculation.Output + " ", Color.DarkGreen, FontStyle.Regular);
this.textBox1.Text = calculation.Output;
Clipboard.SetText(calculation.Output);
this.toolStripStatusLabel1.Text = "Answer copied to clipboard.";
}
else
{
writeLineTextBox1(query, Color.DarkRed, FontStyle.Regular);
this.textBox1.Text = "";
//Don't show error if there is no query
if (calculation.Query.Length == 0)
{
this.toolStripStatusLabel1.Text = "";
}
else
{
this.toolStripStatusLabel1.Text = calculation.ErrorText;
}
}
richTextBox1.SelectionStart = cursorPosition; //Return cursor to previous position
richTextBox1.Focus();
}
private void doCalc()
{
// get the exact location of cursor
int cursorPosition = richTextBox1.SelectionStart;
// get the line in question
int lineEdited = richTextBox1.GetLineFromCharIndex(richTextBox1.SelectionStart);
string[] lines = this.richTextBox1.Text.Split('\n');
string query = "";
if (richTextBox1.SelectionLength == 0)
{
query = lines[lineEdited];
}
else
{
query = richTextBox1.SelectedText;
}
Calculation calculation = new Calculation(query);
int startOfLine = 0;
for (int i = 0; i < lineEdited; i++)
{
startOfLine += lines[i].Length + 1;
}
deleteFromStartOfLine(startOfLine);
if (!calculation.Error)
{
writeLineTextBox1(calculation.Query + "\n", Color.Black, FontStyle.Regular);
writeLineTextBox1(calculation.Input + " =" + "\n", Color.DarkBlue, FontStyle.Regular);
writeLineTextBox1(calculation.Output + " ", Color.DarkGreen, FontStyle.Regular);
this.textBox1.Text = calculation.Output;
Clipboard.SetText(calculation.Output);
this.toolStripStatusLabel1.Text = "Answer copied to clipboard.";
}
else
{
writeLineTextBox1(query, Color.DarkRed, FontStyle.Regular);
this.textBox1.Text = "";
//Don't show error if there is no query
if (calculation.Query.Length == 0)
{
this.toolStripStatusLabel1.Text = "";
}
else
{
this.toolStripStatusLabel1.Text = calculation.ErrorText;
}
}
richTextBox1.SelectionStart = cursorPosition; //Return cursor to previous position
richTextBox1.Focus();
}
