c# - How to provide a readonly Collection that implements INotifyCollectionChanged -

-

क्या एक एन्युमरणीय & lt; SomeType & gt; या संग्रह प्रदान करने का एक प्रभावी तरीका है, जो InotifyCollectionChanged करता है लेकिन कि केवल प्रदान वर्ग के अंदर से ही बदला जा सकता है।

निम्न उदाहरण से पता चलता है कि मेरा क्या मतलब है, लेकिन इसका नुकसान यह है कि कॉलर IEnumerable & lt; SomeType & gt; वापस कर सकता है और फिर मेरे आंतरिक संग्रह में हेरफेर कर सकता है, जो वास्तव में नापसंद होता है: 

  सार्वजनिक वर्ग डेमोक्लस {अवलोकनकॉल्क्शन & lt; SomeType & gt; M_collection = नया अवलोकनकॉल्क्शन & lt; SomeType & gt; (); सार्वजनिक IEnumerable & lt; SomeType & gt; SomeTypeInstances {get {return m_collection;}} निजी शून्य Amethod () {// यहां मैं m_collection के साथ काम कर सकता हूँ}}

क्या कोई आसान तरीका है, शायद ऑब्सर्वबल कॉलेक्शन के साथ, या यह IEnumerable & lt; SomeType & gt; और INotifyCollectionChanged को लागू करने वाला एक आवरण लिखने के लिए आवश्यक है और फिर गंतव्य के लिए संग्रह- evnets अग्रेषित करना?

उपयोग करें।


Comments

Post a Comment

Popular posts from this blog

wpf - Line breaks and indenting for the XAML of a saved FlowDocument? -

-
Is there a way to format XAM generated when a flow document is saved? Currently, all of this is run simultaneously in one line, and I want to break it into my elements, with line break and indenting it makes it a little easier to read. Here is the code I'm using to save a FlowDocument in a WPF RichTextBox as a XAML file: // entire document around TextRange textRange Create a TextRange side = new TextRange (myRichTextBox.Document.ContentStart, myRichTextBox.Document .contentEnd); // save the file using the file (file stream fs = file. Create (filename)) {textRange.Save (fs, DataFormats.Xaml); } Savings work fine, but as I mentioned, JPAM has been generated, all this goes together, no indentation or line breaks for its various elements Is: & lt; Section xmlns = "http://schemas.microsoft.com/winfx/2006/xaml/presentation" xml: space = "preserve" Tekstelinement = "left" Lainhait = "auto" Hashipineshn = enabled = "false...
Read more

gtk - Python Window Resize -

-
Using Python + PyGTK Is there a signal / event way to change the window size? If so, then what is the easiest way to implement and use this signal. There is also one, so it answers the signal. Here's the minimum sample code: import gtk def (window): print 'I have resized'. W = gtk.Window () w.connect ('check-size', has been changed) w.show () gtk.main ()
Read more

c# - read full xml file data over tcp -

-
I'm developing an application that either the incoming data on the PC and then when I'm trying does it decodes the data to use the software with any sniffing have been stored in the dB and I can read it myself ... but my code .... this came in a format like 1651589240214931398151442251437622947132917620011138147205162160411201699123179148781675713921035101183865895219106213196222741589715384652061681391901278671232822552717812424975221242 11517622131122113236255230254211206911242051832545515823012124925217318223920523316923122925514321122343602492471242 ........ I have tried to use this System.Text.Encoding.ASCII.GetString (tcpHeader.Data) and it is working fine. But when I run it and wait for data (this is in XML format) I have found in many packages that it is difficult to read it again ... What should I do? Do I have to collect data from every packet, then add all to get the whole message? Or there is a library to do that in .net
Read more