microsoft visual basic 2008 tutorial for beginners

... in their preferred format In the next Try It Out, you’ll look at four useful methods that enable you to format dates Try It Out Formatting Dates Return to the Code Editor for Form1, find the Click ... were basically allowing NET to look in the locale settings for the computer for the date format the user preferred In this example, you’re using the ToString method but supplying your own format ... put in a date in the format dd/mm/yyyy (for example, 06/07/2008) that is also a valid date in the required mm/dd/yyyy format This requirement reduces ambiguity: Does 6/7/2008 mean July or June

Ngày tải lên: 09/08/2014, 14:21

... the Microsoft Visual Basic Developer Center site located at http://msdn.microsoft.com/vbasic/ to learn more about Visual Basic. 6. Visit a few more Web sites by using the URL Collection form, ... object models of Microsoft Offi ce Word, Microsoft Offi ce Excel, Microsoft Offi ce Access, Microsoft Offi ce PowerPoint, and several other applications that support the Visual Basic for Applications ... modern business, and Microsoft Visual Basic 2008 provides numerous mechanisms for working with different document types and manipulating the information in documents. The most basic docu- ment type

Ngày tải lên: 12/08/2014, 20:22

... and position the form on the desktop For example: form2.StartPosition = FormStartPosition.Manual Dim Form2Rect As New Rectangle _ (200, 100, 300, 250) form2.DesktopBounds = Form2Rect Minimize, ... toolbar to run the program Visual Basic loads the form and executes the form’s Paint event Your form looks like this: 10 Minimize the form, and then restore it again The form’s Paint event is executed ... versions of Visual Basic Although Microsoft Visual Basic 6 offers several object-oriented programming features, experts say that it lags behind the “true” OOP languages, such as Microsoft Visual C++,

Ngày tải lên: 12/08/2014, 20:22

... programmers created using Visual Basic 2005 and ADO.NET still function very well, and the basic techniques for accessing a database are mostly the same in Visual Basic 2008 However, there ... Studio 2008, Microsoft also... Part IV Database and Web Programming You can use Visual Studio 2008 to create new databases, but Visual Studio 2008 is primarily designed for displaying, ... manipulating the information in existing databases ADO.NET, first introduced in Microsoft Visual Studio NET 2002, is still the standard data model for database programming in Visual Studio 2008 ADO.NET

Ngày tải lên: 12/08/2014, 20:22

... new Visual Web Developer tool included with Microsoft Visual Studio 2008 Visual Web Developer has the look and feel of the Visual Studio IDE, but it is customized for Web programming and Microsoft ... properly To perform ASP.NET programming, you need to have Visual Web Developer installed Visual Web Developer is a component of Visual Studio 2008 Standard Edition, Visual Studio 2008 Professional ... ready for your input 6 Type the following text: Car Loan Calculator The Car Loan Calculator Web site was developed for the book Microsoft Visual Basic 2008 Step by Step, by Michael Halvorson (Microsoft

Ngày tải lên: 12/08/2014, 20:22

... the programmers at Microsoft for their commitment to Visual Basic Visual Basic has evolved from a small, limited programming environment to a first-class development tool for building all types ... Painting with Visual Basic 2008 649 Chapter 19 • Manipulating Images and Bitmaps 693 Chapter 20 • Printing with Visual Basic 2008 717 Trang 17xiv CONTENTS AT A GLANCEChapter 21 • Basic Concepts ... you how to use Visual Studio 2008 and Visual Basic 2008 to design rich Win-dows and web applications We’ll start with the visual tools and then we’ll explore Visual Basic and the Framework A Windows

Ngày tải lên: 12/08/2014, 21:20

... of any programming language Visual Basic supports the following loop statements: ◆ For .Next ◆ Do .Loop ◆ While .End While For Next Unlike the other two loops, the For .Next loop requires that ... Visual Basic evaluates the condition; if it’s True, VB executes the first block of statements andthen jumps to the statement following the End If statement If the condition is False, Visual Basicignores ... numeric The loop is executed as many times as required for the counter to reach (or exceed) the end value In executing a For .Next loop, Visual Basic does the following: 1. Sets counter equal to

Ngày tải lên: 12/08/2014, 21:20

... the user? Trang 23Chapter 7Working with Forms In Visual Basic, the form is the container for all the controls that make up the user interface When a Visual Basic application is executing, each window ... what the Form Designer and the Form object can do for your application Let’s switch our focus to programming forms and explore the events triggered by the Form object The Form’s Events The Form object ... on the form Finally, the Scrollevent is fired every time a form is scrolled FormBorderStyle The FormBorderStyle property determines the style of the form’s border; its value is one of the FormBorderStyle

Ngày tải lên: 12/08/2014, 21:20

... c09.tex V2 - 01/28/2008 1:28pm Page 311 THE TREEVIEW CONTROL 311 Figure 9.6 The TreeViewDemo project demonstrates the basic properties and methods of the TreeView control. Here are the basic properties ... code in Listing 9.13 uses a For .Next loop to iterate through the items of the control You can also set up a For Each .Next loop, as shown here: Dim LI As ListViewItem For Each LI In ListView1.Items ... chapter) By default, subitems inherit the style of the basic item To use a different style for the subitems, set the item’s UseItemStyleForSubItems property to False Text property This property

Ngày tải lên: 12/08/2014, 21:20

... forms. The auxiliary forms support the main form because they usually accept user data that are processed by the code in the main form. You can think of a custom control as a form and think of its ... control’s project for the changes to take effect and update the instances of the custom control on the test form. The icon that appears before the custom control’s name is the default icon for all custom ... control is meant for data-entry operations, we can add another neat feature. Some fields on a form are usually mandatory, and some are optional. Let’s add some visual indication for the mandatory

Ngày tải lên: 12/08/2014, 21:20

... the most common tasks for the VB developer and, as you may recall from Chapter 1, ‘‘Getting Started with Visual Basic 2008,’’ it’s a speed-dial into the Framework You can perform all common file ... reading, but not for writing ReadWrite The file can be opened by other applications for reading or writing Write The file can be opened by other applications for writing, but not for reading OpenRead ... data type There’s one form of the Write method I want to discuss here This overloaded form accepts a string with embedded format arguments, followed by a list of values, one for each argument The

Ngày tải lên: 12/08/2014, 21:20

... establish the relationship again. Enforce For Replication The relationship is enforced when the database is replicated. Enforce Foreign Key Constraint The relationship is enforced when you add new data ... visual tool for generating SQL statements), but this is no substitute for understanding SQL and writing your own statements. The visual tools are nothing more than a user-friendly interface for ... c21.tex V3 - 01/28/2008 6:33pm Page 771 SERVER EXPLORER 771 starts with the string FK (which stands for foreign key), followed by an underscore character and the name of the foreign table, then

Ngày tải lên: 12/08/2014, 21:20

... into an appropriate format.Visual Studio 2008 provides a range of tools that enable the modern developer to meet thedemands of website creation from the comfort of a Visual Basic environment Database ... Image’> For use in web pages, images must be in one of the following formats: GIF, PNG, or JPG Youusually use the GIF or PNG formats for drawings or line art, and the JPG format for photographs ... information Thousands of microformats exist TheMicroformats.orgwebsite (http://microformats.org) is a good starting point for the variousspecifications The hCard is an example of how microformats

Ngày tải lên: 12/08/2014, 21:20

... applications are made up of multiple forms: the main form and one or more auxiliary forms. To show an auxiliary form from within the main form’s code, call the auxiliary form’s Show method, or the ShowDialog ... TitleAuthor.AuthorID field is the foreign key to the relationship between the TitleAuthor and Authors tables Utilize the data tools of Visual Studio Visual Studio 2008 provides visual tools for working with ... controls of the main form from within the auxiliary form’s code. Design dynamic forms. You can create dynamic forms by populating them with controls at runtime through the form’s Controls collection.

Ngày tải lên: 12/08/2014, 21:20

... comfortable with the development environment in Microsoft Visual Studio 2008, you can use the same tools to write programs for Microsoft Visual C++ 2008, Microsoft Visual C# 2008, Microsoft Visual ... le format, you might be trying to load Visual Basic 2008 fi les into the older Visual Basic .NET 2002, 2003, or 2005 software. (Earlier versions of Visual Basic can’t open the Visual Basic 2008 ... to, Visual Basic 2008 one of the most powerful development tools in use today. Microsoft Visual Basic 2008 Step by Step is a comprehensive introduction to Visual Basic programming using the Microsoft...

Ngày tải lên: 28/04/2014, 16:42

... Explorer; and of course, one of the following: Microsoft Visual Basic 2008 Express Microsoft Visual Basic 2008 Profession Edition Microsoft Visual Basic 2008 Team System As the later chapters ... Introduction Visual Basic 2008 is Microsoft ’ s latest version of the highly popular Visual Basic .NET programming language, one of the many languages supported in Visual Studio 2008. Visual Basic 2008 ... have performed the update process, Visual Studio 2008 is ready to use. Now the real fun can begin! So get comfortable, relax, and enter the world of Visual Basic 2008. The Visual Basic 2008 IDE...

Ngày tải lên: 09/08/2014, 14:21

... < VisualBrush Visual= ”{Binding ElementName=Image1}” > < VisualBrush.Transform > < ScaleTransform CenterX=”300” CenterY=”100” ScaleX=”1” ScaleY=”-1” / > < /VisualBrush.Transform ... < VisualBrush Visual= ”{Binding ElementName=Image1}” > < VisualBrush.Transform > < ScaleTransform CenterX=”300” CenterY=”100” ScaleX=”1” ScaleY=”-1” / > < /VisualBrush.Transform ... use a VisualBrush . A VisualBrush paints an area with a visual image, in this case the image of the credit card. The Visual attribute shown in the following code is used to set the visual...

Ngày tải lên: 09/08/2014, 14:21

... it to perform certain behaviors. In previous chapters you created methods that instructed an object — in most cases a form — to do something. When you create a form in Visual Basic 2008, you ... object is responsible for reacting to the request, and you don ’ t care about the technical hoops it has to go through to do that. Events In Visual Basic 2008 you listen for events to determine ... benefits to software developers. This is mainly because languages such as Visual Basic, C++, and, of course, Visual Basic 2008 and C# have matured to a point where they make creating objects and...

Ngày tải lên: 09/08/2014, 14:21

... menu. 7. Open the Forms Designer for Form1 in the Controls project. Delete the current MyNamespace control from the form and drag a new one from the Toolbox and drop it on your form. You ’ ll see ... happens that in Visual Basic 2008 you normally have a single namespace inside a single assembly of the same name. The MSDN Library documentation that gets installed with Visual Studio 2008 contains ... controls onto forms, editing their properties, and adding code. When you edit a form in the Form Designer, you are actually designing a new class that inherits from the System.Windows.Forms.Form class....

Ngày tải lên: 09/08/2014, 14:21

... on how to use the Visual Basic 2008 Menu Designer, refer to Chapter 9 . Try It Out Adding a Tools Menu 1. Open the Forms Designer for Form1 and change the Anchor property for Canvas to Bottom, ... The standard file format for storing and manipulated scanned documents .wmf / .emf : The standard file formats for saving Windows Metafiles .ico : The standard file format for program icons ... to the samples folder for Microsoft office. By default, this will be in the folder C:\Program Files \Microsoft Office\Office11\Samples\ for a default installation of Microsoft Office 2003 (11...

Ngày tải lên: 09/08/2014, 14:21