public bool OpenDocument(string fileName)
{
// 如果文件不存在，则退出；
if (!File.Exists(fileName))
{
return(false);
}
// 2、判断当前文件是否已经打开，如果已经打开，则将其状态置为Active；
DocumentViewModel model = this.GetDocModel(fileName);
if (model != null)
{
model.IsSelected = true;
model.IsActive = true;
return(true);
}
// 3、目标文档未打开，则获取对应的工厂实例，并创建相关视图对象；
IViEditorFactory factory = this.GetEditorFactory(fileName);
if (factory == null)
{
return(false);
}
IViEditor editor = factory.CreateEditorInstance();
// 4、加载相关数据；
editor.Load(fileName);
this.AddDocModel(new DocumentViewModel(editor, this));
return(true);
}
public DocumentViewModel(IViEditor editor, ViDocManager docManager)
{
this.editor = editor;
this.FilePath = editor.FileName;
this.Title = this.FileName;
this.Control = editor.Control;
this.docManager = docManager;
}
public void AddDocModel(IViEditor editor)
{
if (editor == null)
{
return;
}
var model = this.GetDocModel(editor);
if (model != null)
{
return;
}
this.AddDocModel(new DocumentViewModel(editor, this));
}
public DocumentViewModel GetDocModel(IViEditor editor)
{
return(editor == null ? null : this.GetDocModel(editor.FileName));
}