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Microsoft 9GD00001 manual Learning Just Enough C# or VB.NET Basic Syntax

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Install A database diagram Default Namespace Symbols Administrative Tools window Configuring Debug Mode Resetting All Settings Setup Welcome window IDTCommandTarget Interface Assembly Information

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Chapter 2

Learning Just Enough C# or VB.NET:

Basic Syntax

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Microsoft 9GD00001 manual Learning Just Enough C# or VB.NET Basic Syntax

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Contents

Page Microsoft Visual Studio About the Author About the Technical Editor Joe Mayo Terms of USE To my son, Kamo This page intentionally left blank Contents at a Glance Viii Microsoft Visual Studio 2010 a Beginner’s Guide Contents Learning Just Enough C# and VB.NET Types and Members Contents Xii Xiii Xiv Part V Appendixes This page intentionally left blank Acknowledgments Xvii This page intentionally left blank Introduction Xix Xx Microsoft Visual Studio 2010 a Beginner’s Guide Introduction This page intentionally left blank Part This page intentionally left blank Chapter Key Skills & Concepts What Is Visual Studio 2010 About?Automatically Generated Code Everything at Your Fingertips Rapid Coding ExperienceCustomizability and Extensibility Installing Visual Studio Microsoft Visual Studio 2010 Setup window Setup Welcome window Setup Licensing window Setup Customization window Setup Progress window Setup Success window Checking for service releases Navigating the Visual Studio 2010 Environment Menu 10 Visual Studio 2010 Start screen Toolbar Work Area Toolbox Solution ExplorerManaging VS Windows Status Bar Expanding and Collapsing Windows 11 Window title bar icons Docking Windows 13 Pinned Toolbox Floating Windows 14 Dragging a window for docking Tabbed Windows 15 Floating a window Closing and Opening Windows 16 Tabbed document windows Modifying Environment Settings after Setup 17 Import and Export Settings Wizard Exporting Selected Environment Settings 18 Choose Settings To Export window Importing Selected Environment Settings 19 Name Your Settings File window 20 Export Complete window 21 Save Current Settings window 22 Choose a Collection Of Settings To Import window Resetting All Settings 23 Choose Settings To Import window 24 Import Complete window 25 Default Collection Of Settings window Familiarization with Visual Studio Project Types 26 Reset Complete window Windows Projects 27 Selecting a New Project via the File menu Web Projects 28 New Project window SharePoint Projects SummaryOffice Projects Database Projects Learning Just Enough C# or VB.NET Basic Syntax Starting a Bare-Bones Project Learning Just Enough C# or VB.NET Basic Syntax A Console application in the Solution Explorer Examining the Code Skeleton Listing 2-1 Console application skeleton code Main Method Program Class FirstProgram Namespace An Overview of the VS Code Editor VS Code editor Bookmarks Class and Member LocatorsBookmark Shortcut Keys Setting Editor Options Bookmarks window Options window Using snippets Saving Time with Snippets Filling in the Snippet template Coding Expressions and Statements Making Intellisense Work for You Microsoft Visual Studio 2010 a Beginner’s Guide Running Programs 10 Intellisense options Primitive Types and Expressions Primitive Types NET Primitive Types Expressions Ternary and Immediate If Operators EnumsListing 2-2 a ternary operator example Listing 2-4 Using an enum Listing 2-3 An example of an enum Branching Statements If and else Snippets 11 The C# if statement snippet template Switch/Select Statements Switch Statement Snippets 13 a switch snippet template Loops For Loops For Loop Snippet For Each Loops For Each Loop Snippet 17 The C# for each loop snippet template While Loops While Loop Snippet Do Loops Do Loop Snippet 22 The VB do loop while snippet template Learning Just Enough # and VB.NET Types and Members Class Syntax Creating ClassesListing 3-1 a new Employee class Learning Just Enough C# and VB.NET Types and Members Listing 3-2 Code that uses a class Class Inheritance Listing 3-3 Class inheritance Listing 3-4 Code using inheritance Class Snippet Writing Methods Declaring and Using a MethodListing 3-5 Declaring and calling a method # MessagePrinter.cs Program.PrintMessageStatic MessagePrinter.PrintMessageShared Declaring Parameters and Passing Arguments Listing 3-6 Declaring a method that takes parameters # MessagePrinter.cs VB MessagePrinter.vb Returning Data and Using Method Results Listing 3-7 Returning values from methods # Calc.cs Method Snippets VB sub snippet template Listing 3-8 Using fields and properties Declaring and Using FieldsCoding Fields and Properties Microsoft Visual Studio 2010 a Beginner’s Guide Declaring and Using Properties Microsoft Visual Studio 2010 a Beginner’s Guide Listing 3-9 Property that wraps object state with no logic Property Snippet Listing 3-10 Auto-implemented properties Summary This page intentionally left blank Learning Just Enough # and VB.NET Intermediate Syntax Understanding Delegates and Events Events Listing 4-1 Event demo Microsoft Visual Studio 2010 a Beginner’s Guide Learning Just Enough C# and VB.NET Intermediate Syntax Delegates Event, Delegate, and Handler Code Completion Code completion for delegate assignment Implementing Interfaces Code completion for handler method creation Creating an Interface Listing 4-2 An interface Making Classes Implement the Interface Listing 4-4 Saving class that implements IAccount interface Microsoft Visual Studio 2010 a Beginner’s Guide Writing Code That Uses an Interface 101 Microsoft Visual Studio 2010 a Beginner’s Guide 103 Microsoft Visual Studio 2010 a Beginner’s Guide 105 Interface Snippet C# interface snippet template Coding Arrays Listing 4-7 Creating and using an arrayApplying Arrays and Generics 107 Microsoft Visual Studio 2010 a Beginner’s Guide 109 Coding GenericsListing 4-8 Coding a generic list collection Summary Learning the VS 2010 Environment This page intentionally left blank Creating and Building Projects 113 Constructing Solutions and Projects Creating a New Project 115 Navigating the Solution Explorer Solution Explorer window 117 Examining Property Settings Project Properties window Target Framework Assembly NameDefault Namespace Output Type Startup Object Icon and Manifest Assembly Information 121 Referencing Assemblies File Properties window Adding a .NET Assembly Reference 123 Managing Assembly References Referencing Your Own Class Libraries 125 Using Code in Class Libraries 127 Listing 5-1 Class library code Listing 5-2 Application code calling class library code Compiling Applications Building Solutions/Projects129 Rebuilding Solutions/Projects Cleaning Solutions/Projects Managing Dependencies and Build Order 131 Project Dependencies window Managing Compilation Settings 133 Microsoft Visual Studio 2010 a Beginner’s Guide 135 11 The VB Compile Options Navigating a Project with Class View 12 The Class View window Class Designer Visualization Using the Class Designer137 Class Designer Code Generation 14 Generating code with the Class Designer 139 15 Adding a new object to the Class Designer Listing 5-3 Code generated from the Class Designer 141 This page intentionally left blank Debugging with Visual Studio 143 Example Code for This Chapter 145 Listing 6-1 Example code for chapter VB Module1.vb 147 VB Customer.vb Development-Time Code Tools 149 Call Hierarchy window Configuring Debug Mode 151 Build C# and Compile VB Properties tab Debug Output folder 153 Debug properties TIP Setting Breakpoints 155 Creating a Breakpoint A breakpoint 157 Customizing a BreakpointOptions from the Breakpoint Context Menu Stepping Through Code Managing Breakpoints 159 Step Operations Inspecting Application State Locals and Autos Windows Watch Windows 161 Immediate Window 11 The Immediate window Quick Watch Window Call Stack Window163 Watching Variables with Pin To Source 13 The Quick Watch window Working with IntelliTrace 165 Solving Problems with VS Debugger 15 The Debug History window 167 Program with BugsCustomer Class CustomerRepository Class 169 Program with Bugs Microsoft Visual Studio 2010 a Beginner’s Guide Finding the Bug 171 Cust.FirstName == Jean Cust.FirstName = Jean 173 16 The Memory window Fixing the First Bug Debugging and Resolving NullReferenceException Problems 175 Microsoft Visual Studio 2010 a Beginner’s Guide 177 Customers.IndexOfcust ?customers.IndexOfcust Microsoft Visual Studio 2010 a Beginner’s Guide 179 Summary Working with Data 181 Working with Databases Introduction to Server Explorer Creating a Database 183 Create New SQL Server Database Adding Tables 185 Adding data to a table Relating Tables with Foreign Keys 187 Managing a foreign key relationship Configuring a foreign key relationship 189 Foreign key relationship Save warning message A database diagram 191 Adding Stored Procedures Listing 7-1 Stored procedure example Configuring Database Options 193 Learning Language Integrated Query Linq Querying Object Collections with Linq 195 Microsoft Visual Studio 2010 a Beginner’s Guide 197 Creating a Linq Projection with Anonymous Types Using Linq to Sort Collection Results 199 Setting Up Linq to SQL Handling Data with Linq to SQL Working with the Linq to SQL Designer 201 12 The Linq to SQL Class Designer Properties window 203 Introduction to Querying Linq to SQLListing 7-3 Querying data with Linq to SQL Here’s the output using my data Performing Queries on Multiple Tables 205 Here’s the output 207 Microsoft Visual Studio 2010 a Beginner’s Guide 209 Output is Inserting Data with Linq to SQL Updating Data with Linq to SQL 211 Deleting Data with Linq to SQL 213 Summary Building Programs with VS This page intentionally left blank Building Desktop Applications with WPF 217 Starting a WPF Project Perform Screen Layout Use Controls Work with Data in the UI 219 A new WPF application project Understanding Layout Grid Layout 221 Adding columns and rows to a Grid StackPanel Layout Column and row sizing options DockPanel Layout 223 WrapPanel Layout DockPanel layout Canvas Layout 225 Using WPF Controls Managing Windows for Controls 227 Primary Windows for Working with Controls Setting Properties Handling Events 229 Listing 8-1 a WPF code-behind file Private void button1Clickobject sender, RoutedEventArgs e 231 10 Readable button ID and event handler name Coding Event Handlers 233 Working with Data in WPF Setting Up a Data Source 235 11 Choosing a new data source 237 12 Selecting data objects 14 Changing the control type for a field 239 15 Controls bound via a data source Microsoft Visual Studio 2010 a Beginner’s Guide Configuring a ComboBox 241 Property Explanation ComboBox Properties for Data Binding Reading and Saving Data 243 Using the DataGrid 245 16 Displaying information in a Grid Microsoft Visual Studio 2010 a Beginner’s Guide 247 This page intentionally left blank ASP.NET MVC 249 Understanding ASP.NET MVC Purpose of MVC Objects Starting an ASP.NET MVC Project 251 A new ASP.NET MVC project Running the default code produced by an ASP.NET MVC project 253 Building Controllers Creating the ModelsListing 9-1 The HomeController class 255 Displaying Views Looking Inside a View 257 Listing 9-2 a View’s Html Assigning MasterPage Files Organizing View FilesListing 9-3 a MasterPage 259 Partial Views a.k.a. User Controls Listing 9-4 Contents of a Partial View 261 Listing 9-5 Setting up routing Managing Routing 263 Building a Customer Management Application 265 Creating a RepositoryListing 9-6 a repository for working with customer data Microsoft Visual Studio 2010 a Beginner’s Guide 267 Creating a Customer Controller Creating a new Controller 269 Displaying a Customer ListListing 9-7 a Controller for displaying a list Add View window 271 Listing 9-8 a Customer List View Microsoft Visual Studio 2010 a Beginner’s Guide 273 Showing a list of objects Adding a New Customer Listing 9-9 Creating a new Customer object 275 Adding a new Customer 277 Listing 9-10 View for creating a new Customer Microsoft Visual Studio 2010 a Beginner’s Guide 279 Updating Existing CustomersListing 9-11 Methods for editing Customers Microsoft Visual Studio 2010 a Beginner’s Guide 281 Deleting a CustomerListing 9-12 The Delete Controller method Listing 9-13 Deleting a Customer 283 Summary Designing Silverlight Applications 285 Starting a Silverlight Project 287 Creating a new Silverlight application Listing 10-1 Hosting a Silverlight application on a Web 289 Object Tag Parameters for Silverlight Using Silverlight Controls Navigating the Silverlight Designer 291 Playing Silverlight videos Listing 10-2 Playing and stopping a video 293 Dim misPlaying As Boolean = False Running Silverlight Out-of-Browser OOB Silverlight properties Out-of-browser settings 295 Choosing OOB Deploying Silverlight Applications 297 Summary Deploying Web Services with WCF 299 Key Skills & Concepts Starting a WCF Project 301 Specifying a Contract with WCF Interfaces Listing 11-1 a WCF service interfaceExamining the VS-Generated Contract 303 Microsoft Visual Studio 2010 a Beginner’s Guide 305 Creating Your Own Contract Listing 11-2 WCF service contract implementation Listing 11-3 a custom type for a WCF service contract 307 Listing 11-4 Default WCF service implementation class Implementing Logic with WCF Classes 309 Listing 11-5 a WCF service implementation 311 Microsoft Visual Studio 2010 a Beginner’s Guide 313 Hosting a WCF Service Installing IIS 7 on Windows Following General Hosting Procedures315 Uninstall Or Change a Program window Creating a Web Site on IIS 7 on Windows 317 Administrative Tools window 319 IIS Manager window Add Web Site window Deploying the WCF Service to IIS 321 Authentication And Authorization window Listing 11-6 The WCF service address in app.config 323 Microsoft Visual Studio 2010 a Beginner’s Guide 10 The Publish WCF Service window 325 Communicating with a WCF Service Creating a Service Reference 11 The Add Service Reference window 327 Microsoft Visual Studio 2010 a Beginner’s Guide Coding Web Service Calls 329 Microsoft Visual Studio 2010 a Beginner’s Guide 331 Similarly, you can delete a Customer, as follows 13 The Service Reference Settings window 333 Listing 11-7 An application using a Web service 335 Deploying a Client That Consumes a Web Service Configuration Files for Each Application Type Listing 11-8 Web service client configuration Creating a Web Service in a Web Site337 Summary Enhancing the VS 2010 Experience This page intentionally left blank Customizing Development Environment 341 Implementing Custom Templates 343 Creating New Project TemplatesModifying a Project Exporting the Project Template Choose Template Type window 345 Select Template Options window Using the New Project Template 347 Creating New Item TemplatesCreating an Item Template Exporting the Item Template Add the following code to the file C# 349 Select Item To Export window Using an Item Template 351 Select Template Options window Creating a New Snippet Creating Custom Snippets353 Examining Existing Snippets Listing 12-1 Inside the for snippet 355 Creating New Snippets 357 Listing 12-2 a custom method snippet Managing the Snippet Library File Folders Holding Snippets Using the Snippets Manager 359 Writing Macros Recording a Macro 361 Parameter name 363 Saving a Macro Editing Macros 365 Microsoft Visual Studio 2010 a Beginner’s Guide 367 Microsoft Visual Studio 2010 a Beginner’s Guide VB doesn’t have problem that occurs in C# code 369 DTE.Windows.ItemCustomer.cs.Activate Extending Visual Studio 371 Creating a Visual Studio Add-In Running the Add-In Project Wizard 373 Selecting a Visual Studio Add-In in the New Project window Select a Programming Language window 375 Enter a Name And Description window Choosing ‘Help About’ window Examining an Add-In Wizard Solution 377 Drilling into the Connect Class 379 IDTCommandTarget InterfaceIDTExtensibility2 Interface Listing 13-1 Skeleton code for the Connect class 381 Microsoft Visual Studio 2010 a Beginner’s Guide Adding Functionality to an Add-In 383 Understanding OnConnection Parameters Reviewing the OnConnection MethodOnConnection Method Parameters Reviewing OnConnection Generated Code 385Listing 13-2 The OnConnection method Microsoft Visual Studio 2010 a Beginner’s Guide 387 Microsoft Visual Studio 2010 a Beginner’s Guide 389 Microsoft Visual Studio 2010 a Beginner’s Guide 391 Implementing the Exec MethodListing 13-3 Implementing the Exec method Microsoft Visual Studio 2010 a Beginner’s Guide 393 Microsoft Visual Studio 2010 a Beginner’s Guide 395 Setting Status with QueryStatusListing 13-4 The QueryStatus method Microsoft Visual Studio 2010 a Beginner’s Guide Deploying an Add-In 397 Listing 13-5 Contents of the *.AddIn file Where to Go Next 399 Joe Mayo Appendixes This page intentionally left blank Appendix a 403 XML Prefixes VS 2010 XML EditorListing A-1 An XML document example Attributes XML Elements405 Namespaces Listing A-2 XML namespace example XML Menu Configuring XML Options407 This page intentionally left blank Appendix B 409 Listing B-1 a new Xaml file Executing the Xaml Document Elements as ClassesAttributes as Properties 411 Listing B-2 a Button with Content set as an attribute Property Elements Figure B-2 a Button with its Content attribute set as Text 413 Figure B-3 Button with Content property element set to Image Markup Extensions Listing B-3 Markup extension for using resources 415 Summary Symbols 417 Microsoft Visual Studio 2010 a Beginner’s Guide Index Microsoft Visual Studio 2010 a Beginner’s Guide Index Methods, 72-80.See also specific methods Vs. fields, 83 Properties folder, 117 Microsoft Visual Studio 2010 a Beginner’s Guide Index Microsoft Visual Studio 2010 a Beginner’s Guide

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