摘要:/** 设置子控件透明度 const Opacity({ Key key, @required this.opacity,//透明度,0.0 到 1.0,0.0表示完全透明,1.0表示完全不透明 this.alwaysIncludeSemantics = false, Widget child, }
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posted @ 2020-05-15 16:29
posted @ 2020-05-15 16:29
posted @ 2020-05-07 15:27