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|
package MainWindow;
use strict;
use warnings;
use QtCore4;
use QtGui4;
# [0]
use QtCore4::isa qw( Qt::MainWindow );
use QtCore4::slots
open => [],
saveAs => [],
about => [];
use XbelReader;
use XbelWriter;
sub treeWidget() {
return this->{treeWidget};
}
sub fileMenu() {
return this->{fileMenu};
}
sub helpMenu() {
return this->{helpMenu};
}
sub openAct() {
return this->{openAct};
}
sub saveAsAct() {
return this->{saveAsAct};
}
sub exitAct() {
return this->{exitAct};
}
sub aboutAct() {
return this->{aboutAct};
}
sub aboutQtAct() {
return this->{aboutQtAct};
}
# [0]
sub NEW
{
my ($class) = @_;
$class->SUPER::NEW();
my @labels = (this->tr('Title'), this->tr('Location'));
this->{treeWidget} = Qt::TreeWidget();
treeWidget->header()->setResizeMode(Qt::HeaderView::Stretch());
treeWidget->setHeaderLabels(\@labels);
setCentralWidget(treeWidget);
createActions();
createMenus();
statusBar()->showMessage(this->tr('Ready'));
setWindowTitle(this->tr('Qt::XmlStream Bookmarks'));
resize(480, 320);
}
# [0]
# [1]
sub open
{
my ($fileName) = @_;
if (!$fileName) {
$fileName =
Qt::FileDialog::getOpenFileName(this, this->tr('Open Bookmark File'),
Qt::Dir::currentPath(),
this->tr('XBEL Files (*.xbel *.xml)'));
}
if (!$fileName) {
return;
}
treeWidget->clear();
my $file = Qt::File($fileName);
if (!$file->open(Qt::File::ReadOnly() | Qt::File::Text())) {
Qt::MessageBox::warning(this, this->tr('Qt::XmlStream Bookmarks'),
sprintf this->tr("Cannot read file %s:\n%s."),
$fileName,
$file->errorString());
return;
}
my $reader = XbelReader(treeWidget);
if ($reader->read($file) != Qt::XmlStreamReader::NoError()) {
Qt::MessageBox::warning(this, this->tr('Qt::XmlStream Bookmarks'),
sprintf this->tr("Parse error in file %s:\n\n%s"),
$fileName,
$file->errorString());
} else {
statusBar()->showMessage(this->tr('File loaded'), 2000);
}
}
# [1]
# [2]
sub saveAs
{
my ($fileName) = @_;
if (!$fileName) {
$fileName =
Qt::FileDialog::getSaveFileName(this, this->tr('Save Bookmark File'),
Qt::Dir::currentPath(),
this->tr('XBEL Files (*.xbel *.xml)'));
}
if (!$fileName) {
return;
}
my $file = Qt::File($fileName);
if (!$file->open(Qt::File::WriteOnly() | Qt::File::Text())) {
Qt::MessageBox::warning(this, this->tr('Qt::XmlStream Bookmarks'),
sprintf this->tr("Cannot write file %s:\n%s."),
$fileName,
$file->errorString());
return;
}
my $writer = XbelWriter(treeWidget);
if ($writer->writeFile($file)) {
statusBar()->showMessage(this->tr('File saved'), 2000);
}
$file->close();
}
# [2]
# [3]
sub about
{
Qt::MessageBox::about(this, this->tr('About Qt::XmlStream Bookmarks'),
this->tr('The <b>Qt::XmlStream Bookmarks</b> example demonstrates how to use Qt\'s ' .
'Qt::XmlStream classes to read and write XML documents.'));
}
# [3]
# [4]
sub createActions
{
this->{openAct} = Qt::Action(this->tr('&Open...'), this);
openAct->setShortcut(Qt::KeySequence(Qt::KeySequence::Open()));
this->connect(openAct, SIGNAL 'triggered()', this, SLOT 'open()');
this->{saveAsAct} = Qt::Action(this->tr('&Save As...'), this);
saveAsAct->setShortcut(Qt::KeySequence(Qt::KeySequence::SaveAs()));
this->connect(saveAsAct, SIGNAL 'triggered()', this, SLOT 'saveAs()');
this->{exitAct} = Qt::Action(this->tr('E&xit'), this);
exitAct->setShortcut(Qt::KeySequence(Qt::KeySequence::Quit()));
this->connect(exitAct, SIGNAL 'triggered()', this, SLOT 'close()');
this->{aboutAct} = Qt::Action(this->tr('&About'), this);
this->connect(aboutAct, SIGNAL 'triggered()', this, SLOT 'about()');
this->{aboutQtAct} = Qt::Action(this->tr('About &Qt'), this);
this->connect(aboutQtAct, SIGNAL 'triggered()', qApp, SLOT 'aboutQt()');
}
# [4]
# [5]
sub createMenus
{
this->{fileMenu} = menuBar()->addMenu(this->tr('&File'));
fileMenu->addAction(openAct);
fileMenu->addAction(saveAsAct);
fileMenu->addAction(exitAct);
menuBar()->addSeparator();
this->{helpMenu} = menuBar()->addMenu(this->tr('&Help'));
helpMenu->addAction(aboutAct);
helpMenu->addAction(aboutQtAct);
}
# [5]
1;
|
