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Small simplification in RenderEditable (#14119)

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Hans Muller 2018-01-17 09:14:30 -08:00 committed by GitHub
parent b0d5d2d928
commit b94f757d77
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2 changed files with 5 additions and 27 deletions
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1
packages/flutter/lib/src/material/text_field.dart
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@ -389,7 +389,6 @@ class _TextFieldState extends State<TextField> with AutomaticKeepAliveClientMixi
}
void _handleTapCancel() {
_renderEditable.handleTapCancel();
_cancelCurrentSplash();
}

31
packages/flutter/lib/src/rendering/editable.dart
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@ -155,8 +155,7 @@ class RenderEditable extends RenderBox {
assert(!_showCursor.value || cursorColor != null);
_tap = new TapGestureRecognizer(debugOwner: this)
..onTapDown = _handleTapDown
..onTap = _handleTap
..onTapCancel = _handleTapCancel;
..onTap = _handleTap;
_longPress = new LongPressGestureRecognizer(debugOwner: this)
..onLongPress = _handleLongPress;
}
@ -171,7 +170,7 @@ class RenderEditable extends RenderBox {
/// If true [handleEvent] does nothing and it's assumed that this
/// renderer will be notified of input gestures via [handleTapDown],
/// [handleTap], [handleTapCancel], and [handleLongPress].
/// [handleTap], and [handleLongPress].
///
/// The default value of this property is false.
bool ignorePointer;
@ -569,7 +568,6 @@ class RenderEditable extends RenderBox {
}
Offset _lastTapDownPosition;
Offset _longPressPosition;
/// If [ignorePointer] is false (the default) then this method is called by
/// the internal gesture recognizer's [TapGestureRecognizer.onTapDown]
@ -594,10 +592,8 @@ class RenderEditable extends RenderBox {
void handleTap() {
_layoutText(constraints.maxWidth);
assert(_lastTapDownPosition != null);
final Offset globalPosition = _lastTapDownPosition;
_lastTapDownPosition = null;
if (onSelectionChanged != null) {
final TextPosition position = _textPainter.getPositionForOffset(globalToLocal(globalPosition));
final TextPosition position = _textPainter.getPositionForOffset(globalToLocal(_lastTapDownPosition));
onSelectionChanged(new TextSelection.fromPosition(position), this, SelectionChangedCause.tap);
}
}
@ -606,22 +602,6 @@ class RenderEditable extends RenderBox {
handleTap();
}
/// If [ignorePointer] is false (the default) then this method is called by
/// the internal gesture recognizer's [TapGestureRecognizer.onTapCancel]
/// callback.
///
/// When [ignorePointer] is true, an ancestor widget must respond to tap
/// cancel events by calling this method.
void handleTapCancel() {
// longPress arrives after tapCancel, so remember the tap position.
_longPressPosition = _lastTapDownPosition;
_lastTapDownPosition = null;
}
void _handleTapCancel() {
assert(!ignorePointer);
handleTapCancel();
}
/// If [ignorePointer] is false (the default) then this method is called by
/// the internal gesture recognizer's [LongPressRecognizer.onLongPress]
/// callback.
@ -630,10 +610,9 @@ class RenderEditable extends RenderBox {
/// press events by calling this method.
void handleLongPress() {
_layoutText(constraints.maxWidth);
final Offset globalPosition = _longPressPosition;
_longPressPosition = null;
assert(_lastTapDownPosition != null);
if (onSelectionChanged != null) {
final TextPosition position = _textPainter.getPositionForOffset(globalToLocal(globalPosition));
final TextPosition position = _textPainter.getPositionForOffset(globalToLocal(_lastTapDownPosition));
onSelectionChanged(_selectWordAtOffset(position), this, SelectionChangedCause.longPress);
}
}