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add invisibleGripPadding #25

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add invisibleGripPadding #25

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56 changes: 35 additions & 21 deletions lib/split_view.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ class SplitView extends StatefulWidget {
static const Color defaultGripColorActive =
Color.fromARGB(0xff, 0x66, 0x66, 0x66);
static const double defaultGripSize = 12.0;
static const double defaultInvisibleGripPadding = 0;
static const double _weightLimit = 0.01;

final List<Widget> children;
Expand Down Expand Up @@ -39,8 +40,10 @@ class SplitView extends StatefulWidget {
/// Grip indicator for active state.
final Widget? activeIndicator;

final double invisibleGripPadding;

/// Creates a [SplitView].
SplitView({
const SplitView({
Key? key,
required this.children,
required this.viewMode,
Expand All @@ -51,6 +54,7 @@ class SplitView extends StatefulWidget {
this.onWeightChanged,
this.indicator,
this.activeIndicator,
this.invisibleGripPadding = defaultInvisibleGripPadding,
}) : super(key: key);

@override
Expand Down Expand Up @@ -151,8 +155,10 @@ class _SplitViewState extends State<SplitView> {
top += (viewsHeight * weight);
if (i != widget.children.length - 1) {
children.add(Positioned(
top: top,
height: widget.gripSize,
top: top - widget.invisibleGripPadding,
height: widget.invisibleGripPadding +
widget.gripSize +
widget.invisibleGripPadding,
left: 0,
right: 0,
child: MouseRegion(
Expand Down Expand Up @@ -191,14 +197,17 @@ class _SplitViewState extends State<SplitView> {
var diff = pos.dy - _startDragPos.dy;
_changeWeights(diff, viewsHeight, i);
},
child: Container(
color: _activeIndex == i ? _gripColor : widget.gripColor,
alignment: Alignment.center,
child: _activeIndex == i
? widget.activeIndicator != null
? widget.activeIndicator
: widget.indicator
: widget.indicator,
child: Center(
child: Container(
height: widget.gripSize,
color: _activeIndex == i ? _gripColor : widget.gripColor,
alignment: Alignment.center,
child: _activeIndex == i
? widget.activeIndicator != null
? widget.activeIndicator
: widget.indicator
: widget.indicator,
),
),
),
),
Expand Down Expand Up @@ -232,8 +241,10 @@ class _SplitViewState extends State<SplitView> {
left += (viewsWidth * weight);
if (i != widget.children.length - 1) {
children.add(Positioned(
left: left,
width: widget.gripSize,
left: left - widget.invisibleGripPadding,
width: widget.invisibleGripPadding +
widget.gripSize +
widget.invisibleGripPadding,
top: 0,
bottom: 0,
child: MouseRegion(
Expand Down Expand Up @@ -272,14 +283,17 @@ class _SplitViewState extends State<SplitView> {
var diff = pos.dx - _startDragPos.dx;
_changeWeights(diff, viewsWidth, i);
},
child: Container(
color: _activeIndex == i ? _gripColor : widget.gripColor,
alignment: Alignment.center,
child: _activeIndex == i
? widget.activeIndicator != null
? widget.activeIndicator
: widget.indicator
: widget.indicator,
child: Center(
child: Container(
width: widget.gripSize,
color: _activeIndex == i ? _gripColor : widget.gripColor,
alignment: Alignment.center,
child: _activeIndex == i
? widget.activeIndicator != null
? widget.activeIndicator
: widget.indicator
: widget.indicator,
),
),
),
),
Expand Down