public ExpressionBox(object thisObject)
{
this.thisObject = thisObject;
InitializeComponent();
intellisense = new IntellisensePopup();
intellisense.Show();
intellisense.Hide();
intellisense.Deactivate += new EventHandler(intellisense_Deactivate);
intellisense.MemberChosen += new EventHandler(intellisense_MemberChosen);
}
private void txtEvaluate_KeyDown(object sender, KeyEventArgs e)
{
try
{
if (e.KeyCode == Keys.Enter)
{
if (intellisense.Visible)
{
ChooseMemberFromIntellisense(true);
}
else
{
try
{
this.Enabled = false;
string statement = txtEvaluate.Text;
var value = StatementParser.EvaluateStatement(statement, thisObject, true, true, useDebugger: ModifierKeys == Keys.Control);
OnExpressionEvaluated(new EvaluateArgs()
{
Result = value, Statement = statement
});
SetInput("");
}
catch (Exception ex)
{
ILDebugManager.Instance.Debugger = null;
MessageBox.Show("Unable to evaluate: " + ex.ToExceptionString());
}
finally
{
this.Enabled = true;
}
}
e.Handled = true;
}
else if (e.KeyCode == Keys.OemPeriod)
{
if (intellisense.Visible)
{
ChooseMemberFromIntellisense(false);
}
}
else if (e.KeyCode == Keys.Up || e.KeyCode == Keys.Down)
{
if (intellisense.Visible)
{
if (e.KeyCode == Keys.Up)
{
intellisense.Up();
}
else
{
intellisense.Down();
}
e.Handled = true;
}
else
{
if (e.KeyCode == Keys.Up)
{
GoBack();
}
else
{
GoForward();
}
e.Handled = true;
}
}
else if (e.KeyCode == Keys.PageUp || e.KeyCode == Keys.PageDown)
{
if (intellisense.Visible)
{
if (e.KeyCode == Keys.PageUp)
{
intellisense.PageUp();
}
else
{
intellisense.PageDown();
}
e.Handled = true;
}
}
else if (e.KeyCode == Keys.Escape)
{
if (intellisense.Visible)
{
intellisense.Hide();
}
}
}
catch (Exception)
{
// don't go crashing the app
}
}