static public void Show(ArrayList itemList, bool autoHide)
{
// check controls
ScintillaControl sci = UITools.MainForm.CurSciControl;
ListBox cl = completionList;
try
{
if ((itemList == null) || (itemList.Count == 0))
{
if (isActive)
{
Hide();
}
return;
}
if (sci == null)
{
if (isActive)
{
Hide();
}
return;
}
if (InfoTip.CallTipActive)
{
InfoTip.Hide();
}
}
catch (Exception ex)
{
ErrorHandler.ShowError("Completion list Control exception.", ex);
}
// state
allItems = itemList;
autoHideList = autoHide;
word = "";
if (currentWord != null)
{
word = currentWord;
currentWord = null;
}
fullList = (word.Length == 0) || !autoHide || !autoFilterList;
lastIndex = 0;
exactMatchInList = false;
startPos = sci.CurrentPos - word.Length;
currentPos = sci.CurrentPos;
// lock keys
isActive = true;
UITools.LockControl(sci);
// populate list
tempo.Enabled = autoHide && (displayDelay > 0);
if (tempo.Enabled)
{
tempo.Interval = displayDelay;
}
FindWordStartingWith(word);
}
static public void OnUIRefresh(ScintillaControl sci)
{
if (sci != null && sci.IsActive)
{
int position = sci.CurrentPos;
if (CompletionList.Active && CompletionList.CheckPosition(position)) return;
if (InfoTip.CallTipActive && InfoTip.CheckPosition(position)) return;
}
CompletionList.Hide();
InfoTip.Hide();
}
static public void ReplaceText(ScintillaControl sci, string tail)
{
if (InfoTip.CallTipActive)
{
InfoTip.Hide();
return;
}
if (completionList.SelectedIndex >= 0)
{
ICompletionListItem item = (ICompletionListItem)completionList.Items[completionList.SelectedIndex];
sci.SetSel(startPos, sci.CurrentPos);
string replace = item.Value;
if (replace != null)
{
sci.ReplaceSel(replace + tail);
}
}
Hide();
}
static public void Hide()
{
if ((completionList != null) && isActive)
{
// list
tempo.Enabled = false;
isActive = false;
fullList = false;
completionList.Visible = false;
if (completionList.Items.Count > 0)
{
completionList.Items.Clear();
}
currentItem = null;
allItems = null;
InfoTip.Hide(); // InfoTip
UITools.UnlockControl(); // unlock keys
}
}
static public bool HandleKeys(ScintillaControl sci, Keys key)
{
switch (key)
{
case Keys.Multiply:
case Keys.Subtract:
case Keys.Divide:
case Keys.Decimal:
case Keys.Add:
return(false);
case Keys.Right:
sci.CharRight();
currentPos = sci.CurrentPos;
if (sci.LineFromPosition(sci.CurrentPos) != currentLine)
{
Hide();
}
else if (OnUpdateCallTip != null)
{
OnUpdateCallTip(sci, currentPos);
}
return(true);
case Keys.Left:
sci.CharLeft();
currentPos = sci.CurrentPos;
if (currentPos < startPos)
{
Hide();
}
else
{
if (sci.LineFromPosition(sci.CurrentPos) != currentLine)
{
Hide();
}
else if (OnUpdateCallTip != null)
{
OnUpdateCallTip(sci, currentPos);
}
}
return(true);
case Keys.Back:
sci.DeleteBack();
currentPos = sci.CurrentPos;
if (currentPos < startPos)
{
Hide();
}
else if (OnUpdateCallTip != null)
{
OnUpdateCallTip(sci, currentPos);
}
return(true);
case Keys.Tab:
case Keys.Space:
return(false);
default:
InfoTip.Hide();
return(false);
}
}
static public bool HandleKeys(Keys key)
{
// UITools is currently broadcasting a shortcut, ignore!
if (ignoreKeys) return false;
// list/tip shortcut dispatching
if ((key == (Keys.Control | Keys.Space)) || (key == (Keys.Shift | Keys.Control | Keys.Space)))
{
if (CompletionList.Active || InfoTip.CallTipActive)
{
UnlockControl();
CompletionList.Hide();
InfoTip.Hide();
}
// offer to handle the shortcut
ignoreKeys = true;
KeyEvent ke = new KeyEvent(EventType.Shortcut, key);
MainForm.DispatchEvent(ke);
ignoreKeys = false;
// if not handled:
if (!ke.Handled) MainForm.CallCommand("InsertSnippet", "null");
return true;
}
// are we currently displaying something?
if (!CompletionList.Active && !InfoTip.CallTipActive) return false;
// hide if pressing Esc or Ctrl+Key combination
if (!lockedSciControl.IsAlive || (key == Keys.Escape)
|| ((Control.ModifierKeys & Keys.Control) != 0 && Control.ModifierKeys != (Keys.Control|Keys.Alt)) )
{
UnlockControl();
CompletionList.Hide();
InfoTip.Hide();
return false;
}
ScintillaControl sci = (ScintillaControl)lockedSciControl.Target;
// chars
string ks = key.ToString();
if ((ks.Length == 1) || ks.EndsWith(", Shift") || ks.StartsWith("NumPad"))
{
return false;
}
// toggle "long-description"
if (key == Keys.F1)
{
showDetails = !showDetails;
if (InfoTip.CallTipActive) InfoTip.UpdateTip(sci);
else CompletionList.UpdateTip();
return true;
}
// switches
else if (((key & Keys.ShiftKey) == Keys.ShiftKey) || ((key & Keys.ControlKey) == Keys.ControlKey) || ((key & Keys.Menu) == Keys.Menu))
{
return false;
}
// calltip keys handler
if (InfoTip.CallTipActive) return InfoTip.HandleKeys(sci, key);
// completion keys handler
return CompletionList.HandleKeys(sci, key);
}