public void Delete()
{
Logger.GetInstance().Debug("Delete() >>");
try
{
_innerTextbox.ClearSelected();
}
catch (Exception e)
{
throw e;
}
Logger.GetInstance().Debug("<< Delete()");
}
/// <summary>
/// Cut selected text into Clipboard
/// </summary>
public static void Cut(FastColoredTextBox textbox)
{
if (!textbox.Selection.IsEmpty)
{
EditorCommands.Copy(textbox);
textbox.ClearSelected();
}
else
if (textbox.LinesCount == 1)
{
textbox.Selection.SelectAll();
EditorCommands.Copy(textbox);
textbox.ClearSelected();
}
else
{
EditorCommands.Copy(textbox);
//remove current line
if (textbox.Selection.Start.iLine >= 0 && textbox.Selection.Start.iLine < textbox.LinesCount)
{
int iLine = textbox.Selection.Start.iLine;
textbox.RemoveLines(new List<int> { iLine });
textbox.Selection.Start = new Place(0, Math.Max(0, Math.Min(iLine, textbox.LinesCount - 1)));
}
}
}
private static void DropFromTheInside(FastColoredTextBox textbox, Place place, string text)
{
Range insertRange = new Range(textbox, place, place);
// Determine, if the dragged string should be copied or moved
bool copyMode =
(textbox.draggedRange == null) || // drag from outside
(textbox.draggedRange.ReadOnly) || // dragged range is read only
((Control.ModifierKeys & Keys.Control) != Keys.None);
if (!textbox.draggedRange.Contains(place))
{
textbox.BeginAutoUndo();
textbox.Selection.BeginUpdate();
//remember dragged selection for undo/redo
textbox.Selection = textbox.draggedRange;
textbox.lines.Manager.ExecuteCommand(new SelectCommand(textbox.lines));
//
if (textbox.draggedRange.ColumnSelectionMode)
{
// dropping a block selection, add a few new lines
textbox.draggedRange.Normalize();
var endLine = place.iLine + textbox.draggedRange.End.iLine - textbox.draggedRange.Start.iLine;
var end = new Place(place.iChar,endLine );
insertRange = new Range(textbox, place, end) { ColumnSelectionMode = true };
for (int i = textbox.LinesCount; i <= insertRange.End.iLine; i++)
{
textbox.Selection.GoLast(false);
textbox.InsertChar('\n');
}
}
if (!insertRange.ReadOnly)
{
if (place < textbox.draggedRange.Start)
{
// Target place is before the dragged range,
// first delete dragged range if not in copy mode
if (copyMode == false)
{
textbox.Selection = textbox.draggedRange;
textbox.ClearSelected(); // clear original selectin
}
// Insert text
textbox.Selection = insertRange;
textbox.Selection.ColumnSelectionMode = insertRange.ColumnSelectionMode;
textbox.InsertText(text);
}
else
{
// Target place is after the dragged range, first insert the text
// Insert text
textbox.Selection = insertRange;
textbox.Selection.ColumnSelectionMode = insertRange.ColumnSelectionMode;
textbox.InsertText(text);
// Delete dragged range if not in copy mode
if (copyMode == false)
{
textbox.Selection = textbox.draggedRange;
textbox.ClearSelected();
}
}
}
// Selection start and end position
Place startPosition = place;
Place endPosition = textbox.Selection.Start;
// Correct selection
Range dR = (textbox.draggedRange.End > textbox.draggedRange.Start) // dragged selection
? RangeUtil.GetRange(textbox, textbox.draggedRange.Start, textbox.draggedRange.End)
: RangeUtil.GetRange(textbox, textbox.draggedRange.End, textbox.draggedRange.Start);
Place tP = place; // targetPlace
int tS_S_Line; // targetSelection.Start.iLine
int tS_S_Char; // targetSelection.Start.iChar
int tS_E_Line; // targetSelection.End.iLine
int tS_E_Char; // targetSelection.End.iChar
if ((place > textbox.draggedRange.Start) && (copyMode == false))
{
if (textbox.draggedRange.ColumnSelectionMode == false)
{
// Normal selection mode:
// Determine character/column position of target selection
if (dR.Start.iLine != dR.End.iLine) // If more then one line was selected/dragged ...
{
tS_S_Char = (dR.End.iLine != tP.iLine)
? tP.iChar
: dR.Start.iChar + (tP.iChar - dR.End.iChar);
tS_E_Char = dR.End.iChar;
}
else // only one line was selected/dragged
{
if (dR.End.iLine == tP.iLine)
{
tS_S_Char = tP.iChar - dR.Text.Length;
tS_E_Char = tP.iChar;
}
else
{
tS_S_Char = tP.iChar;
tS_E_Char = tP.iChar + dR.Text.Length;
}
}
// Determine line/row of target selection
if (dR.End.iLine != tP.iLine)
{
tS_S_Line = tP.iLine - (dR.End.iLine - dR.Start.iLine);
tS_E_Line = tP.iLine;
}
else
{
tS_S_Line = dR.Start.iLine;
tS_E_Line = dR.End.iLine;
}
startPosition = new Place(tS_S_Char, tS_S_Line);
endPosition = new Place(tS_E_Char, tS_E_Line);
}
}
// Select inserted text
if (!textbox.draggedRange.ColumnSelectionMode)
{
textbox.Selection = new Range(textbox, startPosition, endPosition);
}
else
{
if ((copyMode == false) &&
(place.iLine >= dR.Start.iLine) && (place.iLine <= dR.End.iLine) &&
(place.iChar >= dR.End.iChar))
{
tS_S_Char = tP.iChar - (dR.End.iChar - dR.Start.iChar);
tS_E_Char = tP.iChar;
}
else
{
tS_S_Char = tP.iChar;
tS_E_Char = tP.iChar + (dR.End.iChar - dR.Start.iChar);
}
tS_S_Line = tP.iLine;
tS_E_Line = tP.iLine + (dR.End.iLine - dR.Start.iLine);
startPosition = new Place(tS_S_Char, tS_S_Line);
endPosition = new Place(tS_E_Char, tS_E_Line);
textbox.Selection = new Range(textbox, startPosition, endPosition)
{
ColumnSelectionMode = true
};
}
textbox.Range.EndUpdate();
textbox.EndAutoUndo();
}
textbox.Selection.Inverse();
}
private void Split(int iLine, FastColoredTextBox tb, string s)
{
string[] sep = s.Split(':');
tb.Selection.Start = new Place(0, iLine);
tb.Selection.Expand();
string seperator;
if (sep.Length == 3 && sep[1] == string.Empty)
seperator = ":";
else
seperator = sep[1];
var lines = tb.SelectedText.Split(seperator.ToCharArray());
tb.ClearSelected();
foreach (string line in lines)
{
tb.InsertText(line+"\n");
}
tb.ClearCurrentLine();
}