private static void RaiseSelectionChanged(IntPtr cPtr, IntPtr sender, IntPtr e)
{
try {
if (!_SelectionChanged.ContainsKey(cPtr))
{
throw new System.InvalidOperationException("Delegate not registered for SelectionChanged event");
}
if (sender == System.IntPtr.Zero && e == System.IntPtr.Zero)
{
_SelectionChanged.Remove(cPtr);
return;
}
if (Noesis.Extend.Initialized)
{
SelectionChangedHandler handler = _SelectionChanged[cPtr];
if (handler != null)
{
handler(Noesis.Extend.GetProxy(sender, false), new SelectionChangedEventArgs(e, false));
}
}
}
catch (System.Exception exception) {
Noesis.Error.SetNativePendingError(exception);
}
}
public _Editable(TextSpan textSpan = null, TextEditingValue value = null,
Color cursorColor = null, ValueNotifier <bool> showCursor = null, bool hasFocus = false,
int?maxLines = null, Color selectionColor = null, float textScaleFactor = 1.0f,
TextDirection?textDirection = null, bool obscureText = false, TextAlign textAlign = TextAlign.left,
bool autocorrect = false, ViewportOffset offset = null, SelectionChangedHandler onSelectionChanged = null,
CaretChangedHandler onCaretChanged = null, bool rendererIgnoresPointer = false,
Key key = null) : base(key)
{
this.textSpan = textSpan;
this.value = value;
this.cursorColor = cursorColor;
this.showCursor = showCursor;
this.hasFocus = hasFocus;
this.maxLines = maxLines;
this.selectionColor = selectionColor;
this.textScaleFactor = textScaleFactor;
this.textAlign = textAlign;
this.textDirection = textDirection;
this.obscureText = obscureText;
this.autocorrect = autocorrect;
this.offset = offset;
this.onSelectionChanged = onSelectionChanged;
this.onCaretChanged = onCaretChanged;
this.rendererIgnoresPointer = rendererIgnoresPointer;
}
public RenderEditable(TextSpan text, TextDirection textDirection, ViewportOffset offset,
ValueNotifier <bool> showCursor,
TextAlign textAlign = TextAlign.left, double textScaleFactor = 1.0, Color cursorColor = null,
bool?hasFocus = null, int?maxLines = 1, Color selectionColor = null,
TextSelection selection = null, bool obscureText = false, SelectionChangedHandler onSelectionChanged = null,
CaretChangedHandler onCaretChanged = null, bool ignorePointer = false)
{
this._textPainter = new TextPainter(text: text, textAlign: textAlign, textDirection: textDirection,
textScaleFactor: textScaleFactor);
this._cursorColor = cursorColor;
this._showCursor = showCursor ?? new ValueNotifier <bool>(false);
this._hasFocus = hasFocus ?? false;
this._maxLines = maxLines;
this._selectionColor = selectionColor;
this._selection = selection;
this._obscureText = obscureText;
this._offset = offset;
this.ignorePointer = ignorePointer;
this.onCaretChanged = onCaretChanged;
this.onSelectionChanged = onSelectionChanged;
D.assert(this._maxLines == null || this._maxLines > 0);
D.assert(this._showCursor != null);
D.assert(!this._showCursor.value || cursorColor != null);
this._tap = new TapGestureRecognizer(this);
this._doubleTap = new DoubleTapGestureRecognizer(this);
this._tap.onTapDown = this._handleTapDown;
this._tap.onTap = this._handleTap;
this._doubleTap.onDoubleTap = this._handleDoubleTap;
this._longPress = new LongPressGestureRecognizer(debugOwner: this);
this._longPress.onLongPress = this._handleLongPress;
}
