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181 行
8.0 KiB

using System;
using Unity.UIWidgets.foundation;
using Unity.UIWidgets.painting;
using Unity.UIWidgets.rendering;
using Unity.UIWidgets.ui;
using Unity.UIWidgets.widgets;
namespace Unity.UIWidgets.material {
public class ButtonBarThemeData : Diagnosticable, IEquatable<ButtonBarThemeData> {
public ButtonBarThemeData(
MainAxisAlignment? alignment = null,
MainAxisSize? mainAxisSize = null,
ButtonTextTheme? buttonTextTheme = null,
float? buttonMinWidth = null,
float? buttonHeight = null,
EdgeInsetsGeometry buttonPadding = null,
bool? buttonAlignedDropdown = null,
ButtonBarLayoutBehavior? layoutBehavior = null,
VerticalDirection? overflowDirection = null
) {
D.assert(buttonMinWidth == null || buttonMinWidth >= 0.0f);
D.assert(buttonHeight == null || buttonHeight >= 0.0f);
this.alignment = alignment;
this.mainAxisSize = mainAxisSize;
this.buttonTextTheme = buttonTextTheme;
this.buttonMinWidth = buttonMinWidth;
this.buttonHeight = buttonHeight;
this.buttonPadding = buttonPadding;
this.buttonAlignedDropdown = buttonAlignedDropdown;
this.layoutBehavior = layoutBehavior;
this.overflowDirection = overflowDirection;
}
public readonly MainAxisAlignment? alignment;
public readonly MainAxisSize? mainAxisSize;
public readonly ButtonTextTheme? buttonTextTheme;
public readonly float? buttonMinWidth;
public readonly float? buttonHeight;
public readonly EdgeInsetsGeometry buttonPadding;
public readonly bool? buttonAlignedDropdown;
public readonly ButtonBarLayoutBehavior? layoutBehavior;
public readonly VerticalDirection? overflowDirection;
public ButtonBarThemeData copyWith(
MainAxisAlignment? alignment,
MainAxisSize? mainAxisSize,
ButtonTextTheme? buttonTextTheme,
float? buttonMinWidth,
float? buttonHeight,
EdgeInsetsGeometry buttonPadding,
bool? buttonAlignedDropdown,
ButtonBarLayoutBehavior? layoutBehavior,
VerticalDirection? overflowDirection
) {
return new ButtonBarThemeData(
alignment: alignment ?? this.alignment,
mainAxisSize: mainAxisSize ?? this.mainAxisSize,
buttonTextTheme: buttonTextTheme ?? this.buttonTextTheme,
buttonMinWidth: buttonMinWidth ?? this.buttonMinWidth,
buttonHeight: buttonHeight ?? this.buttonHeight,
buttonPadding: buttonPadding ?? this.buttonPadding,
buttonAlignedDropdown: buttonAlignedDropdown ?? this.buttonAlignedDropdown,
layoutBehavior: layoutBehavior ?? this.layoutBehavior,
overflowDirection: overflowDirection ?? this.overflowDirection
);
}
public static ButtonBarThemeData lerp(ButtonBarThemeData a, ButtonBarThemeData b, float t) {
if (a == null && b == null)
return null;
return new ButtonBarThemeData(
alignment: t < 0.5 ? a.alignment : b.alignment,
mainAxisSize: t < 0.5 ? a.mainAxisSize : b.mainAxisSize,
buttonTextTheme: t < 0.5 ? a.buttonTextTheme : b.buttonTextTheme,
buttonMinWidth: MathUtils.lerpNullableFloat(a?.buttonMinWidth, b?.buttonMinWidth, t),
buttonHeight: MathUtils.lerpNullableFloat(a?.buttonHeight, b?.buttonHeight, t),
buttonPadding: EdgeInsetsGeometry.lerp(a?.buttonPadding, b?.buttonPadding, t),
buttonAlignedDropdown: t < 0.5 ? a.buttonAlignedDropdown : b.buttonAlignedDropdown,
layoutBehavior: t < 0.5 ? a.layoutBehavior : b.layoutBehavior,
overflowDirection: t < 0.5 ? a.overflowDirection : b.overflowDirection
);
}
public bool Equals(ButtonBarThemeData other) {
if (ReferenceEquals(null, other)) {
return false;
}
if (ReferenceEquals(this, other)) {
return true;
}
return alignment == other.alignment && mainAxisSize == other.mainAxisSize &&
buttonTextTheme == other.buttonTextTheme && Equals(buttonMinWidth, other.buttonMinWidth) &&
Equals(buttonHeight, other.buttonHeight) && Equals(buttonPadding, other.buttonPadding) &&
buttonAlignedDropdown == other.buttonAlignedDropdown && layoutBehavior == other.layoutBehavior &&
overflowDirection == other.overflowDirection;
}
public override bool Equals(object obj) {
if (ReferenceEquals(null, obj)) {
return false;
}
if (ReferenceEquals(this, obj)) {
return true;
}
if (obj.GetType() != GetType()) {
return false;
}
return Equals((ButtonBarThemeData) obj);
}
public override int GetHashCode() {
unchecked {
var hashCode = (int) (alignment ?? 0);
hashCode = (hashCode * 397) ^ (int) (mainAxisSize ?? 0);
hashCode = (hashCode * 397) ^ (int) (buttonTextTheme ?? 0);
hashCode = (hashCode * 397) ^ (buttonMinWidth?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (buttonHeight?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (buttonPadding != null ? buttonPadding.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (buttonAlignedDropdown?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (int) (layoutBehavior ?? 0);
hashCode = (hashCode * 397) ^ (int) (overflowDirection ?? 0);
return hashCode;
}
}
public override void debugFillProperties(DiagnosticPropertiesBuilder properties) {
base.debugFillProperties(properties);
properties.add(new DiagnosticsProperty<MainAxisAlignment?>("alignment", alignment, defaultValue: null));
properties.add(new DiagnosticsProperty<MainAxisSize?>("mainAxisSize", mainAxisSize, defaultValue: null));
properties.add(new DiagnosticsProperty<ButtonTextTheme?>("textTheme", buttonTextTheme, defaultValue: null));
properties.add(new FloatProperty("minWidth", buttonMinWidth, defaultValue: null));
properties.add(new FloatProperty("height", buttonHeight, defaultValue: null));
properties.add(new DiagnosticsProperty<EdgeInsetsGeometry>("padding", buttonPadding, defaultValue: null));
properties.add(new FlagProperty(
"buttonAlignedDropdown",
value: buttonAlignedDropdown,
ifTrue: "dropdown width matches button",
defaultValue: null));
properties.add(
new DiagnosticsProperty<ButtonBarLayoutBehavior?>("layoutBehavior", layoutBehavior,
defaultValue: null));
properties.add(new DiagnosticsProperty<VerticalDirection?>("overflowDirection", overflowDirection,
defaultValue: null));
}
}
public class ButtonBarTheme : InheritedWidget {
public ButtonBarTheme(
Key key = null,
ButtonBarThemeData data = null,
Widget child = null
) : base(key: key, child: child) {
D.assert(data != null);
this.data = data;
}
public readonly ButtonBarThemeData data;
public static ButtonBarThemeData of(BuildContext context) {
ButtonBarTheme buttonBarTheme = context.dependOnInheritedWidgetOfExactType<ButtonBarTheme>();
return buttonBarTheme?.data ?? Theme.of(context).buttonBarTheme;
}
public override bool updateShouldNotify(InheritedWidget oldWidget) {
return oldWidget is ButtonBarTheme buttonBarTheme && !data.Equals(buttonBarTheme.data);
}
}
}