Gtk2::Ex::FormFactory::TextView - A TextView in a FormFactory framework

Gtk2-Ex-FormFactory documentation Contained in the Gtk2-Ex-FormFactory distribution.

Index

Code Index:

NAME

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Gtk2::Ex::FormFactory::TextView - A TextView in a FormFactory framework

SYNOPSIS

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  Gtk2::Ex::FormFactory::TextView->new (
    ...
    Gtk2::Ex::FormFactory::Widget attributes
  );

DESCRIPTION

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This class implements a TextView in a Gtk2::Ex::FormFactory framework. The content of the TextView is the value of the associated application object attribute.

By default the TextView gets automatic horizontal and vertical scrollbars and word wrapping enabled, unless you specify your own values for these settings.

OBJECT HIERARCHY

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  Gtk2::Ex::FormFactory::Intro

  Gtk2::Ex::FormFactory::Widget
  +--- Gtk2::Ex::FormFactory::TextView

  Gtk2::Ex::FormFactory::Layout
  Gtk2::Ex::FormFactory::Rules
  Gtk2::Ex::FormFactory::Context
  Gtk2::Ex::FormFactory::Proxy

ATTRIBUTES

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This module has no additional attributes over those derived from Gtk2::Ex::FormFactory::Widget.

AUTHORS

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 Jörn Reder <joern at zyn dot de>

COPYRIGHT AND LICENSE

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Copyright 2004-2006 by Jörn Reder.

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details.

You should have received a copy of the GNU Library General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307 USA.

Gtk2-Ex-FormFactory documentation Contained in the Gtk2-Ex-FormFactory distribution. 
package Gtk2::Ex::FormFactory::TextView;

use strict;

use base qw( Gtk2::Ex::FormFactory::Widget );

sub get_type { "text_view" }

sub new {
	my $class = shift;
	my %par = @_;
	my ($scrollbars, $properties) = @par{'scrollbars','properties'};
	
	my $self = $class->SUPER::new(@_);
	
	$scrollbars ||= [ "automatic", "automatic" ];

	if ( not $properties or not exists $properties->{wrap_mode} ) {
		$properties->{wrap_mode} = "word-char";
	}

	$self->set_scrollbars ($scrollbars);
	$self->set_properties ($properties);
	
	return $self;
}

sub object_to_widget {
	my $self = shift;

	$self->get_gtk_widget->get_buffer->set_text($self->get_object_value);

	1;
}

sub widget_to_object {
	my $self = shift;
	
	my $buffer = $self->get_gtk_widget->get_buffer;
	
	$self->set_object_value (
		$buffer->get_text(
			$buffer->get_start_iter,
			$buffer->get_end_iter,
			1,
		)
	);
	
	1;
}

sub empty_widget {
	my $self = shift;
	
	$self->get_gtk_widget->get_buffer->set_text("");
	
	1;
}

sub backup_widget_value {
	my $self = shift;
	
	my $buffer = $self->get_gtk_widget->get_buffer;
	
	$self->set_backup_widget_value (
		$buffer->get_text(
			$buffer->get_start_iter,
			$buffer->get_end_iter,
			1,
		)
	);
	
	1;
}

sub restore_widget_value {
	my $self = shift;
	
	$self->get_gtk_widget
	     ->get_buffer
	     ->set_text($self->get_backup_widget_value);
	
	1;
}

sub get_widget_check_value {
	$_[0]->get_gtk_widget->get_buffer->get_text;
}

sub connect_changed_signal {
	my $self = shift;

	$self->get_gtk_widget->get_buffer->signal_connect (
	  changed => sub { $self->widget_value_changed },
	);
	
	1;
}

1;

__END__