wpf combobox带treeview的自定义控件

[{"title":"（ 13 个子文件 14KB ） wpf combobox带treeview的自定义控件","children":[{"title":"ComboBoxTreeViewEventsSupport","children":[{"title":"ComboBoxTreeViewSample","children":[{"title":"ComboBoxTreeView","children":[{"title":"MainPage.xaml <span style='color:#111;'> 1.31KB </span>","children":null,"spread":false},{"title":"ComboBoxTreeViewSample.csproj <span style='color:#111;'> 5.40KB </span>","children":null,"spread":false},{"title":"App.xaml <span style='color:#111;'> 305B </span>","children":null,"spread":false},{"title":"ComboBoxTreeView.cs <span style='color:#111;'> 9.00KB </span>","children":null,"spread":false},{"title":"MainPage.xaml.cs <span style='color:#111;'> 4.54KB </span>","children":null,"spread":false},{"title":"Themes","children":[{"title":"Generic.xaml <span style='color:#111;'> 26.85KB </span>","children":null,"spread":false}],"spread":true},{"title":"ITreeViewItemModel.cs <span style='color:#111;'> 474B </span>","children":null,"spread":false},{"title":"App.xaml.cs <span style='color:#111;'> 2.36KB </span>","children":null,"spread":false},{"title":"ExtendedTreeView.cs <span style='color:#111;'> 2.26KB </span>","children":null,"spread":false},{"title":"Properties","children":[{"title":"AppManifest.xml <span style='color:#111;'> 207B </span>","children":null,"spread":false},{"title":"AssemblyInfo.cs <span style='color:#111;'> 1.36KB </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"ComboBoxTreeView.suo <span style='color:#111;'> 39.00KB </span>","children":null,"spread":false},{"title":"ComboBoxTreeView.sln <span style='color:#111;'> 950B </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true}]