ButtonLoaderData constructor
      const
      ButtonLoaderData({ 
    
    
- ButtonStyle materialButtonStyle = const ButtonStyle(),
- ButtonStyle fluentButtonStyle = const fluent.ButtonStyle(),
- CupertinoButtonStyle cupertinoButtonStyle = const CupertinoButtonStyle(),
- Key? buttonKey,
- double borderRadius = 15,
- bool autofocus = false,
- FocusNode? focusNode,
- bool useFluentUi = false,
- bool useMacUi = false,
- ButtonLoader buttonLoader = const ButtonLoader(),
- double? buttonHeight,
- double? buttonWidth,
Implementation
const ButtonLoaderData({
  this.materialButtonStyle = const ButtonStyle(),
  this.fluentButtonStyle = const fluent.ButtonStyle(),
  //  this.macosButtonStyle = const MacosButtonStyle(),
  this.cupertinoButtonStyle = const CupertinoButtonStyle(),
  this.buttonKey,
  this.borderRadius = 15,
  this.autofocus = false,
  this.focusNode,
  this.useFluentUi = false,
  this.useMacUi = false,
  this.buttonLoader = const ButtonLoader(),
  this.buttonHeight,
  this.buttonWidth,
});