void textView_KeyDown(object sender, Crow.KeyboardKeyEventArgs e)
{
if (e.Control)
{
if (e.Key == Key.W)
{
if (e.Shift)
{
CMDRedo.Execute();
}
else
{
CMDUndo.Execute();
}
}
}
}
public virtual void onKeyUp(object sender, KeyboardKeyEventArgs e)
{
KeyUp.Raise (sender, e);
}
public override void onKeyDown(object sender, KeyboardKeyEventArgs e)
{
base.onKeyDown (sender, e);
Key key = e.Key;
switch (key)
{
case Key.Back:
if (CurrentPosition == 0)
return;
this.DeleteChar();
break;
case Key.Clear:
break;
case Key.Delete:
if (selectionIsEmpty) {
if (!MoveRight ())
return;
}else if (e.Shift)
CurrentInterface.Clipboard = this.SelectedText;
this.DeleteChar ();
break;
case Key.Enter:
case Key.KeypadEnter:
if (!selectionIsEmpty)
this.DeleteChar ();
if (Multiline)
this.InsertLineBreak ();
else
OnTextChanged(this,new TextChangeEventArgs(Text));
break;
case Key.Escape:
Text = "";
CurrentColumn = 0;
SelRelease = -1;
break;
case Key.Home:
if (e.Shift) {
if (selectionIsEmpty)
SelBegin = new Point (CurrentColumn, CurrentLine);
if (e.Control)
CurrentLine = 0;
CurrentColumn = 0;
SelRelease = new Point (CurrentColumn, CurrentLine);
break;
}
SelRelease = -1;
if (e.Control)
CurrentLine = 0;
CurrentColumn = 0;
break;
case Key.End:
if (e.Shift) {
if (selectionIsEmpty)
SelBegin = CurrentPosition;
if (e.Control)
CurrentLine = int.MaxValue;
CurrentColumn = int.MaxValue;
SelRelease = CurrentPosition;
break;
}
SelRelease = -1;
if (e.Control)
CurrentLine = int.MaxValue;
CurrentColumn = int.MaxValue;
break;
case Key.Insert:
if (e.Shift)
this.Insert (CurrentInterface.Clipboard);
else if (e.Control && !selectionIsEmpty)
CurrentInterface.Clipboard = this.SelectedText;
break;
case Key.Left:
if (e.Shift) {
if (selectionIsEmpty)
SelBegin = new Point(CurrentColumn, CurrentLine);
if (e.Control)
GotoWordStart ();
else if (!MoveLeft ())
return;
SelRelease = CurrentPosition;
break;
}
SelRelease = -1;
if (e.Control)
GotoWordStart ();
else
MoveLeft();
break;
case Key.Right:
if (e.Shift) {
if (selectionIsEmpty)
SelBegin = CurrentPosition;
if (e.Control)
GotoWordEnd ();
else if (!MoveRight ())
return;
SelRelease = CurrentPosition;
break;
}
SelRelease = -1;
if (e.Control)
GotoWordEnd ();
else
MoveRight ();
break;
case Key.Up:
if (e.Shift) {
if (selectionIsEmpty)
SelBegin = CurrentPosition;
CurrentLine--;
SelRelease = CurrentPosition;
break;
}
SelRelease = -1;
CurrentLine--;
break;
case Key.Down:
if (e.Shift) {
if (selectionIsEmpty)
SelBegin = CurrentPosition;
CurrentLine++;
SelRelease = CurrentPosition;
break;
}
SelRelease = -1;
CurrentLine++;
break;
case Key.Menu:
break;
case Key.NumLock:
break;
case Key.PageDown:
break;
case Key.PageUp:
break;
case Key.RWin:
break;
case Key.Tab:
this.Insert ("\t");
break;
default:
break;
}
RegisterForGraphicUpdate();
}
/// <summary>
/// Constructs a new KeyboardEventArgs instance.
/// </summary>
/// <param name="args">An existing KeyboardEventArgs instance to clone.</param>
public KeyboardKeyEventArgs(KeyboardKeyEventArgs args)
{
Key = args.Key;
}
public override void onKeyDown(object sender, KeyboardKeyEventArgs e)
{
base.onKeyDown(sender, e);
Key key = e.Key;
switch (key)
{
case Key.Back:
if (CurrentPosition == 0)
{
return;
}
this.DeleteChar();
break;
case Key.Clear:
break;
case Key.Delete:
if (selectionIsEmpty)
{
if (!MoveRight())
{
return;
}
}
else if (e.Shift)
{
CurrentInterface.Clipboard = this.SelectedText;
}
this.DeleteChar();
break;
case Key.Enter:
case Key.KeypadEnter:
if (!selectionIsEmpty)
{
this.DeleteChar();
}
if (Multiline)
{
this.InsertLineBreak();
}
else
{
OnTextChanged(this, new TextChangeEventArgs(Text));
}
break;
case Key.Escape:
Text = "";
CurrentColumn = 0;
SelRelease = -1;
break;
case Key.Home:
if (e.Shift)
{
if (selectionIsEmpty)
{
SelBegin = new Point(CurrentColumn, CurrentLine);
}
if (e.Control)
{
CurrentLine = 0;
}
CurrentColumn = 0;
SelRelease = new Point(CurrentColumn, CurrentLine);
break;
}
SelRelease = -1;
if (e.Control)
{
CurrentLine = 0;
}
CurrentColumn = 0;
break;
case Key.End:
if (e.Shift)
{
if (selectionIsEmpty)
{
SelBegin = CurrentPosition;
}
if (e.Control)
{
CurrentLine = int.MaxValue;
}
CurrentColumn = int.MaxValue;
SelRelease = CurrentPosition;
break;
}
SelRelease = -1;
if (e.Control)
{
CurrentLine = int.MaxValue;
}
CurrentColumn = int.MaxValue;
break;
case Key.Insert:
if (e.Shift)
{
this.Insert(CurrentInterface.Clipboard);
}
else if (e.Control && !selectionIsEmpty)
{
CurrentInterface.Clipboard = this.SelectedText;
}
break;
case Key.Left:
if (e.Shift)
{
if (selectionIsEmpty)
{
SelBegin = new Point(CurrentColumn, CurrentLine);
}
if (e.Control)
{
GotoWordStart();
}
else if (!MoveLeft())
{
return;
}
SelRelease = CurrentPosition;
break;
}
SelRelease = -1;
if (e.Control)
{
GotoWordStart();
}
else
{
MoveLeft();
}
break;
case Key.Right:
if (e.Shift)
{
if (selectionIsEmpty)
{
SelBegin = CurrentPosition;
}
if (e.Control)
{
GotoWordEnd();
}
else if (!MoveRight())
{
return;
}
SelRelease = CurrentPosition;
break;
}
SelRelease = -1;
if (e.Control)
{
GotoWordEnd();
}
else
{
MoveRight();
}
break;
case Key.Up:
if (e.Shift)
{
if (selectionIsEmpty)
{
SelBegin = CurrentPosition;
}
CurrentLine--;
SelRelease = CurrentPosition;
break;
}
SelRelease = -1;
CurrentLine--;
break;
case Key.Down:
if (e.Shift)
{
if (selectionIsEmpty)
{
SelBegin = CurrentPosition;
}
CurrentLine++;
SelRelease = CurrentPosition;
break;
}
SelRelease = -1;
CurrentLine++;
break;
case Key.Menu:
break;
case Key.NumLock:
break;
case Key.PageDown:
break;
case Key.PageUp:
break;
case Key.RWin:
break;
case Key.Tab:
this.Insert("\t");
break;
default:
break;
}
RegisterForGraphicUpdate();
}
/// <summary>
/// Constructs a new KeyboardEventArgs instance.
/// </summary>
/// <param name="args">An existing KeyboardEventArgs instance to clone.</param>
public KeyboardKeyEventArgs(KeyboardKeyEventArgs args)
{
Key = args.Key;
}