代码:
#!/usr/bin/perl -w
use strict;
use Curses::UI;
my $cui = new Curses::UI( -color_support => 1 );
my $win = $cui->add(
'win', 'Window',
-border => 1,
-y => 1,
-bfg => 'red',
);
my $listbox = $win->add(
'mylistbox', 'Listbox',
-values => [1, 2, 3],
-labels => { 1 => 'One',
2 => 'Two',
3 => 'Three' },
-radio => 1,
-height => 15,
);
my $buttons = $win->add(
'mybuttons', 'Buttonbox',
-buttons => [
{
-label => '< Ok >',
-value => 1,
-onpress => sub { die "Do not press this button!\n"; },
}
],
);
$listbox->focus();
$cui->mainloop();
运行程序并单击后的输出<tab>
:
如您所见,按钮被放在列表框的后面。如何将按钮放在列表框下方,使其水平居中,如下所示:
在 Perl 中,与其他小部件相关的水平和垂直定位 ncurses 小部件的方法是什么?