A modal dialog box is different from a modeless form in the following ways:
A modal dialog box has a full-width title bar with the title centered and with buttons from left-to-right along the bottom. Most modal dialog boxes should have an Info button that provides additional help.
The Find button doesn’t work while a modal dialog box is being displayed.
Here is a list of dialog box APIs:
UInt16 FrmDoDialog(FormType *formP)
This routine displays the given form and doesn’t return until the user presses one of the buttons or switches to another application (for example by tapping on the Application launcher icon). The return result is the ID of the pressed button. If the user switches to another application, it returns the default button ID.
If the form has an event handler,
will call the event handler for each event.
The easiest way to display a modal dialog box is to use
The fixed structure of alerts (icon, text, and buttons) may not
always match what you need, however. For example, you may need a
checkbox or other control in your dialog box (see Figure 8-5).
If you need this type of flexible modal dialog box, then you should use a form resource (setting the modal and “save behind” ...