/// <summary>
/// Indent the active selection one step.
/// </summary>
public void Indent()
{
if (!IsValid)
{
return;
}
Row xtr = null;
var ActionGroup = new UndoBlockCollection();
for (int i = LogicalBounds.FirstRow;
i <=
LogicalBounds.LastRow;
i++)
{
xtr = Control.Document[i];
xtr.Text = "\t" + xtr.Text;
var b = new UndoBlock();
b.Action = UndoAction.InsertRange;
b.Text = "\t";
b.Position.X = 0;
b.Position.Y = i;
ActionGroup.Add(b);
}
if (ActionGroup.Count > 0)
{
Control.Document.AddToUndoList(ActionGroup);
}
Bounds = LogicalBounds;
Bounds.FirstColumn = 0;
Bounds.LastColumn = xtr.Text.Length;
Control.Caret.Position.X = LogicalBounds.LastColumn;
Control.Caret.Position.Y = LogicalBounds.LastRow;
}
public void Indent(string Pattern)
{
if (!this.IsValid)
{
return;
}
Row xtr = null;
UndoBlockCollection ActionGroup = new UndoBlockCollection();
for (int i = this.LogicalBounds.FirstRow; i <=
this.LogicalBounds.LastRow; i++)
{
xtr = Control.Document[i];
xtr.Text = Pattern + xtr.Text;
UndoBlock b = new UndoBlock();
b.Action = UndoAction.InsertRange;
b.Text = Pattern;
b.Position.X = 0;
b.Position.Y = i;
ActionGroup.Add(b);
}
if (ActionGroup.Count > 0)
{
Control.Document.AddToUndoList(ActionGroup);
}
this.Bounds = this.LogicalBounds;
this.Bounds.FirstColumn = 0;
this.Bounds.LastColumn = xtr.Text.Length;
Control.Caret.Position.X = this.LogicalBounds.LastColumn;
Control.Caret.Position.Y = this.LogicalBounds.LastRow;
}
/// <summary>
/// Outdent the active selection one step
/// </summary>
public void Outdent()
{
if (!IsValid)
{
return;
}
Row xtr = null;
var ActionGroup = new UndoBlockCollection();
for (int i = LogicalBounds.FirstRow;
i <=
LogicalBounds.LastRow;
i++)
{
xtr = Control.Document[i];
var b = new UndoBlock()
{
Action = UndoAction.DeleteRange
};
b.Position.X = 0;
b.Position.Y = i;
ActionGroup.Add(b);
string s = xtr.Text;
if (s.StartsWith("\t"))
{
b.Text = s.Substring(0, 1);
s = s.Substring(1);
}
if (s.StartsWith(" "))
{
b.Text = s.Substring(0, 4);
s = s.Substring(4);
}
xtr.Text = s;
}
if (ActionGroup.Count > 0)
{
Control.Document.AddToUndoList(ActionGroup);
}
Bounds = LogicalBounds;
Bounds.FirstColumn = 0;
Bounds.LastColumn = xtr.Text.Length;
Control.Caret.Position.X = LogicalBounds.LastColumn;
Control.Caret.Position.Y = LogicalBounds.LastRow;
}
/// <summary>
/// Outdent the active selection one step
/// </summary>
public void Outdent(string Pattern)
{
if (!this.IsValid)
{
return;
}
Row xtr = null;
UndoBlockCollection ActionGroup = new UndoBlockCollection();
for (int i = this.LogicalBounds.FirstRow; i <=
this.LogicalBounds.LastRow; i++)
{
xtr = Control.Document[i];
UndoBlock b = new UndoBlock();
b.Action = UndoAction.DeleteRange;
b.Position.X = 0;
b.Position.Y = i;
ActionGroup.Add(b);
string s = xtr.Text;
if (s.StartsWith(Pattern))
{
b.Text = s.Substring(0, Pattern.Length);
s = s.Substring(Pattern.Length);
}
xtr.Text = s;
}
if (ActionGroup.Count > 0)
{
Control.Document.AddToUndoList(ActionGroup);
}
this.Bounds = this.LogicalBounds;
this.Bounds.FirstColumn = 0;
this.Bounds.LastColumn = xtr.Text.Length;
Control.Caret.Position.X = this.LogicalBounds.LastColumn;
Control.Caret.Position.Y = this.LogicalBounds.LastRow;
}
