Teach Yourself Borland C++ in 14 Days - portal

Building Internet Applications
property of each button to the bitmap of your choosing. Set the Go! button’s Default
property to true. This will allow the user to simply type a URL and then press Enter to jump
to it. The Go! button will cause your browser to attempt to open a URL you supply, while
the Home button will cause it to jump directly to your home page. I’ll show you how to
specify a home page in the browser’s source code in a moment.
When your buttons are in place, drop a TComboBox onto the left edge of your bottom TPanel,
stretch it so that it’s as wide as possible, and then delete its Text property. You’ll use this
combo box to supply Web page addresses that you want to browse. When the application
runs, you’ll type a URL into the TComboBox and click the Go! button to browse it. Figure 13.2
shows what your form should look like so far.
Figure 13.2.
Your Web browser
form with its
bottom and top
sections in place.
Now that the top and bottom of your Web browser form are complete, let’s supply the
middle. Drop a THTML component onto the form’s middle and set its Align property to
alClient. This will cause it to take all the form space not already occupied by the top
TTabControl or the bottom TPanel. When the form is resized, minimized, maximized, or
restored, the area of the form that renders HTML will expand or shrink with it. Figure 13.3
shows your form with all its controls in place.
Figure 13.3.
Your new form as it
appears with all its
visual controls.
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