Stephens' C# Programming with Visual Studio® 2010 24-Hour Trainer

Try It

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99

When the user clicks the Open File button, display the

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OpenFileDialog. Use a filter

that lets the user select text files, RTF files, or all files. If the user clicks Open, make the

Open File

TextBox display the dialog’s FileName property and set the SaveFileDialog’s

FilterIndex equal to the OpenFileDialog’s FilterIndex.

When the user clicks the Save File button, display the

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SaveFileDialog. Use a filter similar

to the one used by the

OpenFileDialog. If the user clicks Save, make the Save File TextBox

display the dialog’s

FileName property and set the OpenFileDialog’s FilterIndex equal to

the

SaveFileDialog’s FilterIndex.

When the user clicks the Print button, display the

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PrintDialog. Ignore the return result.

When the user clicks the Print Preview button, display the

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PrintPreviewDialog. Ignore the

return result.

Hints

Be sure to initialize each of the dialogs before displaying them.

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Step-by-Step

Use

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Labels, TextBoxes, and Buttons to make a form similar to the one shown in Figure 8-4.

1. Add and arrange the controls in whatever manner you find easiest.

2. Set the Buttons’ Anchor properties to Top, Right. Set the TextBoxes’ Anchor properties

to

Top, Left, Right.

Add

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ColorDialog, FontDialog, FolderBrowserDialog, OpenFileDialog,

SaveFileDialog, PrintDialog, and PrintPreviewDialog components to the form.

1. Add the dialogs. They appear in the Component Tray, not on the ...