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120 lines
2.3 KiB
Perl
120 lines
2.3 KiB
Perl
package WebminUI::DynamicBar;
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use WebminCore;
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=head2 new WebminUI::DynamicBar(&start-function, max)
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A page element for displaying progress towards some goal, like the download of
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a file.
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=cut
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sub new
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{
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my ($self, $func, $max) = @_;
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$self = { 'func' => $func,
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'name' => "dynamic".++$dynamic_count,
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'width' => 80,
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'max' => $max };
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bless($self);
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return $self;
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}
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=head2 set_message(text)
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Sets the text describing what we are waiting for
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=cut
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sub set_message
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{
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my ($self, $message) = @_;
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$self->{'message'} = $message;
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}
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sub get_message
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{
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my ($self) = @_;
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return $self->{'message'};
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}
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=head2 html()
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Returns the HTML for the text field
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=cut
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sub html
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{
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my ($self) = @_;
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my $rv;
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if ($self->get_message()) {
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$rv .= $self->get_message()."<p>\n";
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}
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$rv .= "<form name=form_$self->{'name'}>";
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$rv .= "<input name=bar_$self->{'name'} size=$self->{'width'} disabled=true style='font-family: courier'>";
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$rv .= " ";
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$rv .= "<input name=pc_$self->{'name'} size=3 disabled=true style='font-family: courier'>%";
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$rv .= "</form>";
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return $rv;
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}
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=head2 start()
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Called by the page to begin the progress
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=cut
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sub start
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{
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my ($self) = @_;
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&{$self->{'func'}}($self);
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}
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=head2 update(pos)
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Called by the function to update the position of the bar.
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=cut
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sub update
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{
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my ($self, $pos) = @_;
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my $pc = int(100*$pos/$self->{'max'});
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if ($pc != $self->{'lastpc'}) {
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my $xn = int($self->{'width'}*$pos/$self->{'max'});
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my $xes = "X" x $xn;
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print "<script>window.document.forms[\"form_$self->{'name'}\"].pc_$self->{'name'}.value = \"$pc\";</script>\n";
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print "<script>window.document.forms[\"form_$self->{'name'}\"].bar_$self->{'name'}.value = \"$xes\";</script>\n";
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$self->{'lastpc'} = $pc;
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}
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}
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=head2 set_wait(wait)
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If called with a non-zero arg, generation of the page should wait until this
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the progress is complete. Otherwise, the page will be generated completely before
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the start function is called
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=cut
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sub set_wait
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{
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my ($self, $wait) = @_;
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$self->{'wait'} = $wait;
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}
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sub get_wait
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{
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my ($self) = @_;
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return $self->{'wait'};
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}
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=head2 set_page(WebminUI::Page)
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Called when this dynamic text box is added to a page
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=cut
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sub set_page
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{
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my ($self, $page) = @_;
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$self->{'page'} = $page;
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}
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sub set_width
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{
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my ($self, $width) = @_;
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$self->{'width'} = $width;
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}
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=head2 needs_unbuffered()
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Must return 1 if the page needs to be in un-buffered and no-table mode
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=cut
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sub needs_unbuffered
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{
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return 0;
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}
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1;
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