private void ChangeStyle(string style) { switch (style) { case "默认样式": style = "DefaultNodeStyle"; break; case "深邃星空": style = "PurpleNodeStyle"; break; case "底比斯之水": style = "BlueNodeStyle"; break; case "千本樱": style = "PinkNodeStyle"; break; default: style = "DefaultNodeStyle"; break; } var curStyle = (Style)TryFindResource(style); myGraphRenderer.ChangeStyle(curStyle); }