The Core iOS Developer’s Cookbook, Fifth Edition

Displaying Text in Action Sheets

Action sheets offer many of the same text presentation features as alert views, but they do so with a much bigger canvas. The following snippet demonstrates how to display a message using a UIActionSheet object. It provides a handy way to present a lot of text simultaneously:

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- (void)show:(id)formatstring,... {     if (!formatstring) return;     va_list arglist;     va_start(arglist, formatstring);     id statement = [[NSString alloc]         initWithFormat:formatstring arguments:arglist];     va_end(arglist);     UIActionSheet *actionSheet = [[UIActionSheet alloc]         initWithTitle:statement         delegate:nil cancelButtonTitle:nil         destructiveButtonTitle:nil         otherButtonTitles:@"OK", ...