net 2 0 code and design standards in c

... are set inside the code files for the custom control by using theNamespace keyword in Visual Basic 2005 and the namespace keyword in C# The following Visual Basic 2005 code shows the definition ... theprevious Visual Basic 2005 and C# code does by adding the INamingContainer inter-face) Many programs and objects look for specific methods and properties and willwork with your control only if you ... written in C#; Visual Basic 2005 developers will want the Visual Basic 2005 versions Coincidentally, this space division reflects the division of the libraries: The Visual Basic 2005 custom controls

Ngày tải lên: 06/08/2014, 09:20

... seen in thisVisual Basic 2005 code: uc = CType(Me.LoadControl(“CountryInfo.ascx”), ASP.CountryInfo_ascx) In C#: uc = (ASP.CountryInfo_ascx) this.LoadControl(“CountryInfo.ascx”); ... for instance, is set to CustInfo_ascx, the Class declarationshould look like this in Visual Basic 2005: Partial Public Class CustInfo_ascx Inherits System.Web.UI.UserControl In C#: public partial ... If you combine adding controls using drag-and-drop with adding controls in your code, remember that the Controls collection will contain both sets of controls In a custom control, you could assume

Ngày tải lên: 06/08/2014, 09:20

... the infor-RegisterRequiresControlState a reference to the control whose state is being saved (use Me in Visual Basic 2005 code and this in C# code) Here’s a typical example in Visual Basic 2005: ... application can access it as required ❑ If the object is in the Cache, the object is retrieved This code won’t be identical in a custom control, a Web Part, and a user control: ❑ In a custom control ... object and the Cache can be accessed through thehost page’s Page object as, for instance, Me.Page.Session or this.Page.Session ❑ In a user control, you can access the Session object and the Cache

Ngày tải lên: 06/08/2014, 09:20

... specific points in ASP.NET processing, causing the code in those events to execute; the methods described in the last chapter are invoked at specific points in ASP.NET processing, causing the code ... data- binding doesn’t occur, you can’t put that code in the custom control’s databinding methods You can use one of two tactics for dealing with your databinding-related code: ❑ Put databinding-related ... being used and the connection string is defined inside theconnectionstrings element, which is also in the web.config file: <connectionStrings> <add name=”LocalSqlServer” connectionString=”data

Ngày tải lên: 06/08/2014, 09:20

... passing a reference toclient-side control This Visual Basic 2005 example causes a client-side routine called ClientCheck to be run:strCodeString = csm.GetCallbackEventReference(“ClientCheck”, “custid”, ... id=”BuildQueryString” value=”?” /> Building CallBack Functions An important new feature in ASP.NET 2.0 is the capability to create callback functions in client-sidecode A callback function is a client-side ... 2005 code checks to see if the browser supports client callbacks before inserting theclient callback code: If Me.Page.Request.Browser.SupportsXmlHttp = True Then strCodeString = csm.GetCallbackEventReference(Me,

Ngày tải lên: 06/08/2014, 09:20

... simplest possible interface, onethat has a single property that returns a single string In Visual Basic 2005, you define interfaces inside an Interface structure: Public Interface IBookInfo Property ... Part that data iscoming from and the interface being used Also in the block is a Disconnect button that the user can clickto break the connection to the Web Part Creating Connectable Web Par ts ... ArrayList _ChildControls; public ArrayList ChildControls public class BookInfo In your Render method, you could iterate through the ChildControls collection, having each control der itself by calling

Ngày tải lên: 06/08/2014, 09:20

... Nothing in Visual Basic 2005 or null in C# The following Visual Basic 2005 code tests for the Connect mode being supported before attempting to put the WebPartManager in connect mode by using ... listing zones spe-In this Visual Basic 2005 example, the code checks to see if the user is moving the SearchPart to theListingZone If the user does try to make that change, the code cancels the change: ... CatalogEditor by clicking the editor’s Close button. In addition to closing down the Catalog Editor, ASP.NET also puts the page back into BrowseDisplayMode, which causes the DisplayModeChanging

Ngày tải lên: 06/08/2014, 09:20

... the code should check the mode before saving its data In Trang 14neces-Visual Basic 2005, the code to check the mode, retrieve the controls from the custom control’s Controlscollection, copy ... StringDim City As StringDim StateProvince As StringDim Country As StringEnd Structure In C#: [Serializable] struct CustomerInformationData{ public string Name; public string Email; public string ... modes inthe future without changing the control’s interface to the developer spe-❑ Having a single Mode property ensures that the control can’t be given conflicting commands.Conflicting commands

Ngày tải lên: 06/08/2014, 09:20

... reference to the connection object stored using the generic DbConnection reference: // Obtain a database specific connection object DbConnection conn = factory.CreateConnection(); So, in practice, ... command.CommandType = CommandType.StoredProcedure; Trang 27Executing the Command and Closing the ConnectionThis is the moment of glory—finally, after creating a connection, creating an SqlCommand object, ... less code by passing some of the information when creating the Command object: // Create the command object SqlCommand command = new SqlCommand("GetDepartments", connection); command.CommandType

Ngày tải lên: 09/08/2014, 14:20

... CategoryDetails struct at the beginning of CatalogAccess.cs Don’t place it inside the CatalogAccess class! public int DepartmentId; public string Name; public string Description; } Next, add the GetCategoryDetails ... Implementing Paging Using SQL Server 2005 Unlike SQL Server 2000, SQL Server 2005 has a new feature that allows for a very easy mentation of the paging functionality imple-With SQL Server 2000 (and ... DbCommand is just a generic class that will always contain a reference to a “real” command object, such as SqlCommand.) Using Input Parameters When adding an input parameter to a command object,

Ngày tải lên: 09/08/2014, 14:20

... Darie-Watson_4681C06.fm Page 205 Wednesday, August 24, 2005 7:02 AM Trang 18206 C H A P T E R 6 ■ I M P R O V I N G P E R F O R M A N C EUsing Output Cache Output page caching is an ASP.NET feature that increases ... ASP.NET by ComponentOne (http://www.componentone.com) Darie-Watson_4681C07.fm Page 209 Thursday, August 25, 2005 8:48 AM 8213592a117456a340854d18cee57603 Trang 22210 C H A P T E R 7 ■ R E C E ... the following code to checkoutButton_Click in the code-behind file of ShoppingCart.ascx: // create a new order and redirect to a payment page protected void checkoutButton_Click(object sender,

Ngày tải lên: 09/08/2014, 14:20

... GetCategories, CreateCategory, UpdateCategory, and DeleteCategory Add these methods to your CatalogAccess class in CatalogAccess.cs: Trang 10// Create a new Categorypublic static bool CreateCategory(string ... string name, string description) { // get a configured DbCommand object DbCommand comm = GenericDataAccess.CreateCommand(); // set the stored procedure name comm.CommandText = "CreateCategory"; ... param = comm.CreateParameter(); Trang 12// Delete Categorypublic static bool DeleteCategory(string id) { // get a configured DbCommand object DbCommand comm = GenericDataAccess.CreateCommand();

Ngày tải lên: 09/08/2014, 14:20

... ShoppingCartAccess class (located in ShoppingCartAccess.cs) They are used to interact with the two stored procedures you wrote earlier // Counts old shopping cartspublic static int CountOldCarts(byte ... // get a configured DbCommand object DbCommand comm = GenericDataAccess.CreateCommand(); // set the stored procedure name comm.CommandText = "ShoppingCartCountOldCarts"; // create a ... the Continue Shopping Button 1 Start editing ShoppingCart.ascx in Design View and double-click the Continue Shopping button This automatically creates the continueShoppingButton_Click method

Ngày tải lên: 09/08/2014, 14:20

... Darie-Watson_4681C12.fm Page 426 Monday, September 12, 2005 6:50 AM 8213592a117456a340854d18cee57603 Trang 29C H A P T E R 1 2 ■ A D D I N G C U S T O M E R A C C O U N T S 427 // get encryptor and encryption ... September 12, 2005 6:50 AM 8213592a117456a340854d18cee57603 Trang 22420 C H A P T E R 1 2 ■ A D D I N G C U S T O M E R A C C O U N T SHashing Hashing, as has already been noted, is a means by which ... supplied • SecureCard.cs: Contains the SecureCard class, which represents a credit card This class can be initialized with credit card information, which is then accessible in encrypted format

Ngày tải lên: 09/08/2014, 14:20

... following method to CommerceLibAccess: Trang 28 public static CommerceLibOrderInfo GetOrder(string orderID) { // get a configured DbCommand object DbCommand comm = GenericDataAccess.CreateCommand(); ... The CommerceLibOrderInfo Class Add the following class to CommerceLibAccess.cs: public int OrderID; public string DateCreated; public string DateShipped; public string Comments; public int ... order processing has been reached; default value 0AuthCode varchar(50) The authentication code used to complete the customer credit card transactionReference varchar(50) The unique reference code

Ngày tải lên: 09/08/2014, 14:20

... 5 60 -2 fm.qxd 10 /27 /05 4: 30 PM Page i Pro NET 2. 0 Code and Design Standards in C# Mark Horner 5 60 -2 fm.qxd 10 /27 /05 4: 30 PM Page ii Pro NET 2. 0 Code and Design Standards in C# Copyright © 20 06 ... that is a collection of in- house standards: Figure 1-1 Code policy standards structure 5 60 -2 ch01.qxd 10 /27 /05 4:15 PM Page CHAPTER I CODE POLICY The Standard: Code Policy The standard acknowledges ... documentation 5 60 -2 ch01.qxd 10 /27 /05 4:15 PM Page 5 60 -2 ch01.qxd 10 /27 /05 4:15 PM CHAPTER Page III Code Policy A code policy encourages the development of successful and low-risk code It does that...

Ngày tải lên: 14/02/2014, 10:20

... Advanced Guide (Apress, 20 01 ), COM and NET Interoperability (Apress, 20 02 ) , and Developer's Workshop to COM and ATL 3 .0 (Wordware Publishing, 20 02 ) When he has a spare moment, he enjoys re-creating ... object can that the cache can’t better ApplicationInstance HttpApplication This property points back to the instance of HttpApplication that’s processing the request Cache Cache The ASP .NET cache ... specific user interface Reuse is gained at the data access www.it-ebooks.info 25 522 xCH01.qxd 26 8/31 /05 3:19 PM Page 26 CHAPTER ■ OVERVIEW OF NET APPLICATION ARCHITECTURE layer, whose services...

Ngày tải lên: 01/08/2014, 17:16

... custom control project You’ll then continue to create user controls, which combine other controls into reusable groups (Chapter 10) ; derived controls, which enhance existing NET control classes (Chapter ... Read = 0x01, Write = 0x 02 , Shared = 0x04, } This allows code like this, which combines values using a bitwise or operator: AccessRights rights = AccessRights.Read | AccessRights.Write | AccessRights.Shared; ... 18, 20 05 5:14 PM Macdonald_439 8C0 1.fm Page Monday, November 14, 20 05 8:58 AM PART ■■■ Windows Forms Fundamentals Macdonald_439 8C0 1.fm Page Monday, November 14, 20 05 8:58 AM c5 b9fc1a45eb1e 329 bb0a9d79e85 8c5 1...

Ngày tải lên: 19/10/2013, 21:15

... 199 Creating an enhanced editing experience 20 1 7.1 Introduction 20 1 7 .2 Supplying custom editing controls 20 2 Improving the FavoritesWebPart 20 3 7.3 Improving usability 21 4 Reducing mouse clicks ... clicks 21 4 ✦ Creating a collapsible EditorZone 21 9 ✦ A finishing touch 22 5 7.4 Summary 22 8 Useful portal customizations 22 9 8.1 Introduction 22 9 8 .2 Making common tasks accessible 23 0 Identifying common ... future 28 2 10. 1 Introduction 28 2 10 .2 Reflecting on the portal 28 3 10. 3 A world of web portals 28 4 SharePoint 28 4 ✦ Internet portals 28 6 Developer extensibility 28 7 10. 4 Ajax behavior 28 7 Making Client-side...

Ngày tải lên: 15/11/2012, 14:24

... about NET programming, including Beginning ASP NET 2. 0 in C# 20 05 (Apress, 20 06 ), Microsoft NET Distributed Applications (Microsoft Press, 20 03 ), ASP NET: The Complete Reference (Osborne McGraw-Hill, ... entrypoint custom instance void [mscorlib]System.STAThreadAttribute::.ctor() = ( 01 00 00 00 ) // Code size 14 (0xe) maxstack IL _00 00: nop IL _00 01: ldstr "Hello World" IL _00 06: call void [mscorlib]System.Console::WriteLine(string) ... 7680FM.qxd 8 /25 /06 12: 34 PM Page i Pro ASP .NET 2. 0 in C# 20 05 Special Edition Matthew MacDonald and Mario Szpuszta 7680FM.qxd 8 /25 /06 12: 34 PM Page ii Pro ASP .NET 2. 0 in C# 20 05 , Special Edition...

Ngày tải lên: 22/08/2013, 14:06