Introduction... xxi. Chapter 1: Introducing Visual Basic In Depth... 2

Transcription

1 Introduction... xxi Chapter 1: Introducing Visual Basic In Depth... 2 New Features Introduced in Visual Basic Language Improvements in Visual Basic Compiler Changes and Options in Visual Basic Keywords... 6 Visual Basic Statements... 8 Statement Syntax... 9 The Option and Imports Statements The Option Statements The Imports Statement Namespaces System Namespaces Data Types Variables and Constants Declaring Variable Constant Declaration Data Type Conversion Operators Operator Precedence Arrays Standard Arrays Dynamic Arrays Enumerations Strings Immediate Solutions Creating a Console Application Using the Option Statement... 29

2 Using the Imports Statement Creating Aliases for Namespace Classes Declaring Variables and Constants Converting Data Types Creating Standard Arrays Creating Dynamic Arrays Creating Enumerations Working with Strings Using the Val and Str Functions Commenting Your Code Summary Chapter 2: Flow Control and Exception Handling in Visual Basic In Depth Control Flow Statements Selection Statements Iteration Statements The Jump Statements The With Statement Sub procedures and Functions Understanding Scope Block Scope Procedure Scope Module Scope Namespace Scope Exception Handling Structured Exception Handling Unstructured Exception Handling Immediate Solutions Using the If Else Statement Using the Select Case Statement Using the While Statement Using the Do While Statement Using the For Statement Using the For Each Statement Using the With Statement Jumping to the Labeled Statement Breaking Out of a Loop Using the Continue Statement Creating Sub procedures Passing Variable Number of Arguments to a Procedure Specifying Optional Procedure Arguments vi

3 Creating Functions Using the On Error Resume Next Statement Using the On Error Statement Capturing an Exception Throwing an Exception Summary Chapter 3: Object-Oriented Programming in Visual Basic In Depth Classes and Objects Constructors and Destructors Shared Members Access Modifiers Structures and Modules Encapsulation Inheritance Inheritance Modifiers Extension Methods Polymorphism Compile Time Polymorphism/Overloading Runtime Polymorphism/Overriding Shadowing Abstraction Abstract Classes and Abstract Methods Interface Syntax of Interfaces Implementation of Interfaces Interface and Inheritance Immediate Solutions Creating a Class Creating a Constructor Creating an Object Creating Shared Members Using the Is and IsNot Operators to Compare Two Objects Creating Destructors Using the Finalize Method Using the Dispose Method Creating Structures Implementing Inheritance Creating an Extension Method Implementing Early Binding/Overloading Implementing Late Binding/Overriding vii

4 Implementing Shadowing Using the MyBase Keyword Using the MyClass Keyword Creating Abstract Classes and Abstract Methods Using the NotInheritable and NotOverridable Keywords Creating and Implementing Interfaces Summary Chapter 4: Windows Forms in Visual Basic In Depth All about Windows Forms Immediate Solutions Creating Windows Forms Applications Adding Controls to Windows Forms Disabling and Enabling Windows Forms Changing the Title of Windows Forms Setting the Border of Windows Forms Displaying and Hiding the Maximize, Minimize, and Close Buttons of Windows Forms Specifying the Initial Position of Windows Forms Creating Multiform Windows Applications Setting the Startup Form Displaying Messages Using the MsgBox Function Using the MessageBox.Show Method Using Windows Forms to Create Dialog Boxes Creating a Dialog Box Displaying and Reading Data from Dialog Boxes Creating the Accept and Cancel Buttons Creating Owned Windows Forms Creating Always-On-Top Windows Forms Performing Some Common Operations on Controls Hiding and Displaying Controls Disabling and Enabling Controls Specifying the Tab Order of Controls Specifying Access Characters for Controls Moving and Resizing Controls Adding a Control at Runtime Handling Common Events for Windows Forms and Controls Handling Mouse Events Handling Keyboard Events Specifying the Mouse Cursor for Windows Forms and Controls Summary viii

5 Chapter 5: Windows Forms Controls In Depth The Control Class The Button Control The Label Control The TextBox Control The RichTextBox Control The MaskedTextBox Control The MenuStrip Control The ToolStripMenuItem Class The ContextMenuStrip Control Immediate Solutions Using the Button Control Setting the Captions of Buttons Setting the Background and Foreground Colors of Buttons Adding an Image to a Button Handling the Click Events of Buttons Handling Button Releases Using the Label Control Formatting the Text in Labels Handling the Click and DoubleClick Events of Labels Using Labels to Specify Access Keys for Other Controls Using the TextBox, RichTextBox, and MaskedTextBox Controls Adding Text to TextBox, RichTextBox, and MaskedTextBox Controls Restricting Characters in TextBox Controls Controlling the User Input with MaskedTextBox Controls Using the MenuStrip and ContextMenuStrip Controls Adding Menu Items Adding Submenus Disabling and Enabling Menu Items Hiding and Displaying Menu Items Displaying Checkmarks on Menu Items Displaying a Separator between the Menu Items Setting Access Keys for Menu Items Setting the Shortcut Keys for Menu Items Adding Images to the Menu Items Creating Context Menus Associating a Context Menu with another Controls Summary ix

6 Chapter 6: Introducing Windows Presentation Foundation In Depth Main Features of WPF Improved Application Model Improved Controls Support for Data Validation and Data Binding Models and LINQ Support for High-End Text Rendering, Typography, and Documents Enhanced Support for 2-D and 3-D Graphics, Animation, and Multimedia WPF 3.5 Architecture PresentationFramework PresentationCore WindowsBase MIL or Milcore WPF 3.5 Class Hierarchy The System.Windows.Threading.DispatcherObject Class The System.Windows.DependencyObject Class The System.Windows.Freezable Class The System.Windows.Media.Visual Class The System.Windows.UIElement Class The System.Windows.FrameworkElement Class The System.Windows.Controls.Control Class The System.Windows.Controls.Panel Class The System.Windows.Shapes.Shape Class The System.Windows.ContentElement Class WPF 3.5 Application Model Types of WPF Applications The Application Class Exploring the WPF 3.5 Designer Interface Design View XAML View Split View Bar Tag Navigator Solution Explorer Properties Window Toolbox Document Outline Window Using XAML in WPF 3.5 Applications XAML Elements Namespaces and XAML XAML Property Syntax Markup Extensions WPF Properties x

7 Dependency Properties Attached Properties WPF Events Routed Events Attached Events Lifetime Events Working with Dialog Boxes in WPF Applications The MessageBox Class The OpenFileDialog Class The SaveFileDialog Class The PrintDialog Class Compiling and Running WPF 3.5 applications Immediate Solutions Working with WPF Windows Adding Rows and Columns to a Grid Through XAML Creating a Dialog Box in a WPF 3.5 Application Using a Message Box Using the Print Dialog Box Working with Custom Routed Events Summary Chapter 7: Using Graphics and Multimedia in Windows Forms and WPF In Depth Graphics in Windows Forms Applications GDI+ Managed Class Interface Basic GDI+ Managed Classes Graphics, Animation, and Multimedia in WPF D Graphics The DrawingContext Class D Graphics Animation in WPF Multimedia in WPF Immediate Solutions Using Graphics in Windows Forms Using 2-D Graphics in WPF Using 2-D Shapes Creating Stretchable Shapes Drawing Geometry Combining Multiple Geometries Transforming Shapes Using the Path Shape and PathGeometry Geometry xi

8 Using Brushes Changing the Tile Size and the Pattern of Brushes Creating Reflections using VisualBrush Preserving the Aspect Ratio of Image Using 3-D Graphics in WPF Creating 3-D Models Using DrawingBrush to Apply Material on 3-D Models Adding Cameras Adding Lights Transforming 3-D Models Using Animation in WPF Creating Animations Using Storyboards Changing the Speed of Animations Reversing the Animation Controlling the Behavior of Animation Specifying the Behavior of Animation after Ending Running Multiple Animations Simultaneously Controlling Storyboards Interactively Using DoubleAnimation to Transform Controls Creating Local Animations Using Keyframe Animation Animating Geometries Using Animation with 3-D Models Using Multimedia in WPF Displaying Images using the Image Control Transforming Images Stretching Images Using MediaElement to Control the Media Playback Adding Media Using MediaPlayer Using Storyboard to Control the Media Playback Playing a Media on a User Event Transforming a Video in MediaElement Summary Chapter 8: Introducing Windows Communication Foundation In Depth WCF Client-Server Architecture Instancing Model of WCF Services per-call Instancing Service per-session Instancing Service Sharable Instancing Service Singleton Instancing Service xii

9 WCF Layers Contracts Service Runtime Messaging Hosting and Activation WCF Endpoints Endpoint Addresses Bindings Service Contracts Behaviors Configuration of WCF Services WCF Clients WCF Service Identity WCF and ASP.NET AJAX Immediate Solutions Creating WCF Services Creating a Service Contract and Defining the Operations Implementing the Service Contract Configuring the Service Hosting WCF Services Using the WCF Service Creating a WCF Client Configuring the WCF Client Calling Operations of a WCF Service Using WCF Services with ASP.NET AJAX Creating an ASP.NET AJAX Enabled WCF Service Calling WCF Services from Client-side Scripts Summary Chapter 9: Data Access with ADO.NET In Depth Introducing Databases Introducing SQL The SELECT Statement The WHERE Clause The LIKE Clause The DISTINCT Clause The Logical Operations The ORDER BY Clause The GROUP BY Clause The DELETE Statement The UPDATE Statement xiii

10 Joining Tables The DROP Statement Introducing ADO.NET Describing the Architecture of ADO.NET ADO.NET Entity Framework Immediate Solutions Creating Connection Strings Syntax for connection strings Creating a Connection to a Database SQL Server Database OLEDB Database ODBC Data Source Creating a Command Object Working with DataAdapters Creating DataSet from DataAdapter Paging with Data Adapters Updating with Data Adapters Adding Multiple Tables to a DataSet Creating DataView Using DataReader to Work with Databases Summary Chapter 10: Data Binding in Windows Forms and WPF Applications In Depth Basic Data Binding Concepts Types of Data Binding Simple Data Binding Complex Data Binding Binding Data to Windows Forms Controls Data Binding in Windows Presentation Foundation Data Flow Directions in WPF Sources of Data Binding CLR Objects ADO.NET XML DependencyObject Declaration of Data Binding XAML Based Binding Code Based Binding Binding Path Syntax Binding to Collections ADO.NET Data Services xiv

11 Immediate Solutions Creating a Simple Data Binding in Windows Forms Creating a Complex Data Binding in Windows Forms Binding Windows Forms Controls Text Boxes and Labels Check Boxes Combo Boxes List Boxes Checked List Boxes MenuStrip and StatusStrip Controls Using the BindingContext Class Navigation in DataSet Using Parameterized SQL Queries Simple Binding in WPF Binding to CLR Object in WPF Binding to ADO.NET objects in WPF Binding to XML Objects in WPF DependencyObject Bindings in WPF Implementing Validation Rules with Data Binding Data binding to Web Services in WPF Creating ADO.NET Data Service Application Summary Chapter 11: Working with LINQ In Depth LINQ Queries Data Sources in LINQ Queries Deferred Execution and Immediate Execution Standard Query Operators The Filtering Operators The Projection Operators The Sorting Operators The Join Operators The Grouping Operators The Quantifier Operators The Partitioning Operators The Set Operators The Element Operators The Aggregate Operators The Conversion Operators The Generation Operators LINQ to Objects xv

12 Strings Reflections File Directories Introducing LINQ to ADO.NET LINQ to DataSet LINQ to SQL Introducing LINQ to XML Difference Between LINQ to XML and the DOM Method Working with XML Trees in LINQ The LinqDataSource Control Extension Methods Anonymous Types Lambda Expressions Immediate Solutions Creating a LINQ to DataSet Application Creating a LINQ to SQL Application Creating a LINQ to Object Application Creating a LINQ to XML Application A Simple LinqDataSource Application Using a LINQ Extension Method Using the Where Clause Type Filtering Using the Projection Operators Using the Sorting Operators Using the Join Clause Using the Grouping Operators Grouping with Nested Objects Using the Partitioning Operators Using the Set Operators Using the Aggregate Operators Using the Conversion Operators Using the Generation Operators Summary Chapter 12: Working with Windows Workflow Foundation In Depth Workflow Principles Components of Windows Workflow Foundation Host Process Runtime Services Runtime Engine Workflow xvi

13 Base Activity Library Custom Activities Types of Workflows The Sequential Workflow The State Machine Workflow Conditions and Rules in Workflows Simple Conditions The CAG Activity The PolicyActivity Activity Immediate Solutions Developing a Simple Workflow Application Implementing Conditions in Workflows Using Workflows with Windows Forms Summary Chapter 13: Collections and Generics In Depth Understanding Collections Collection Classes in.net The ArrayList Class The Hashtable Class The SortedList Class The Stack Class The Queue Class The BitArray Class Limitations of Collection Classes Generics Generic Collection Classes in.net The Generic List(Of T) Class The Generic LinkedList(of T) Class The Generic SortedList(Of TKey, TValue) Class The Generic Dictionary(Of TKey, TValue) Class The Generic SortedDictionary(Of TKey, TValue) Class The Generic Stack(Of T) Class The Generic Queue(Of T) Class The Generic HashSet(Of T) Class Immediate Solutions Working with Collection Classes Using the ArrayList Class Using the Hashtable class Using the SortedList Class Using the Stack Class xvii

14 Using the Queue Class Using the BitArray Class Working with Generic Collection Classes Using the Generic List(of T) Class Using the Generic LinkedList(of T) Class Using the Generic SortedList(Of TKey, TValue) Class Using the Generic Dictionary(Of TKey, TValue) Class Using the Generic SortedDictionary(Of TKey, TValue) Class Using the Generic Stack(Of T) Class Using the Generic Queue(Of T) Class Using the Generic HashSet(Of T) Class Summary Chapter 14: The My Object In Depth The My.Computer Object The My.Computer.Audio Object The My.Computer.Clipboard Object The My.Computer.Clock Object The My.Computer.FileSystem Object The My.Computer.Info Object The My.Computer.Keyboard Object The My.Computer.Mouse Object The My.Computer.Name Object The My.Computer.Network Object The My.Computer.Ports Object The My.Computer.Registry Object The My.Computer.Screen Object The My.Application Object The My.Application.Log Object The My.Application.Info Object The My.Forms Object The My.User Object The My.WebServices Object Immediate Solutions Using the My.Computer Object Using the My.Application Object Using the My.Forms Object Using the My.User Object Using the My.WebServices Object Summary xviii

15 Chapter 15:.NET Assemblies In Depth NET Assemblies Components of Assembly Types of Assemblies Attributes of an Assembly Assembly Signing Storage for Assemblies Assembly Information File Configuration Files for Assemblies Immediate Solutions Creating a Shared Assembly Strong Naming the Assembly Putting the Assembly in Global Assembly Cache Creating a Simple Client Creating a New Version of the Shared Assembly Using New Version of Shared Assembly Side-by-Side Execution of Shared Assemblies Creating a Private Assembly Creating a Multifile Assembly Native Image Generation Delayed Signing Configuring Assembly Lookup Configuring Probing Configuring CodeBase for Signed Assemblies CodeBase Settings for Unsigned Assemblies Creating Publisher Policies Summary Chapter 16: Security in.net In Depth Code Verification and Security in.net Framework Type-Safe and Verifiably Type-Safe MSIL Code Authentication and Authorization Role-Based Security Principal Object Identity Object Role-Based Security Checks Code Access Security (CAS) Security Policies Evidence xix

16 Code Groups Permission Sets Privileged Code and Security Demands in CAS Immediate Solutions Determining Whether Code is Verifiably Type Safe Using Role-Based Security to Authenticate and Authorize Users Performing Role-Based Security Checks Modifying Existing Code Groups Creating Code Groups Creating Permission Sets Calculating the Permission Grant of Code Calculation of Permissions at a Policy Level by Code Group Traversal Intersection of Permissions at all the Policy Levels Specifying Permission Requirements in the Code Understanding Stack Walk Modifying Stack Walk Avoiding Stack Walk with Link Demands Partially Trusted Assemblies Allowing Partial Trust Callers Security Caveats Understanding Sandboxing Extracting Public Key out of a Strong Named Assembly Summary Glossary Index What s on the CD-ROM xx