Five windows included in the Visual Basic Startup Screen
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Transcript of Five windows included in the Visual Basic Startup Screen
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Five windows included in the Visual Basic Startup Screen
Main
Form
Toolbox
Project Explorer (Project)
Properties
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Visual Basic startup screen
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Project and Properties Windows
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Caption vs Name Property
Caption property controls the text seen by the user
Name property assigns a name to an object used by the programmer to refer to an
object in code
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Name Property
Must begin with a letterCan contain letters, numbers, and the
underscore character onlyMust not contain punctuation
characters or spacesMust not exceed 40 charactersUse the three-character IDs shown in
Figure 1-10
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Saving a Project
Click the Save Project button on the Standard toolbar. Provide a name for the form and the project.
You also can use the Save <filename> As and Save Project As commands on the File menu. However, be sure to save the form before saving the project.
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Starting and Ending a Project
To start a project: Click the Start button on the Standard toolbar. You also can press F5 or use the Start command on the Run menu.
To end a project: Click the End button on the Standard toolbar. You also can use the End command on the Run menu.
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Opening a Project
To open a new project, use the File menu’s New Project command.
To open an existing project, click the Open Project button on the Standard toolbar. You also can use the Open Project command on the File menu, or the Ctrl+O key combination.
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Getting Help
Use the Help menu’s Contents, Index, or Search commands.
Click the object, window, property, and so on for which you want help, then press the F1 key.
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MSDN Library Visual Studio 6.0
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Caption Property’s Help Screen
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Default-size label control added to the form
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Classes and Objects
Each tool in the toolbox represents a class, which is a pattern from which one or more objects, called controls, are created
Each control you create is an instance of the class from which it was created
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Sizing, Moving, and Deleting Controls
You can size, move, and delete a control, as well as set its properties Before you can delete a control, the
control must be selected and the form must be the active window
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Selecting More Than One Control
You can change a property for more than one control at a time Click the first control you want to select,
then Ctrl-Click the remaining controls Use the mouse pointer selection method
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Open Code Window
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Listing of Properties and Methods
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Editor Tab in the Options Dialog Box
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Printing an Application
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Making an Executable File
Visual Basic’s compiler translates the application’s code into machine code
The machine code is stored in a file with a .exe extension on its name
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Debugging Technique
Print the application’s properties (Form As Text) and code.
In the properties printout, look for a property that is not set correctly.
In the code printout, look for an instruction that is either in the wrong object’s Code window or in the wrong event procedure.