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|
package MainWindow;
use strict;
use warnings;
use QtCore4;
use QtGui4;
use QtCore4::isa qw( Qt::MainWindow );
use QtCore4::slots
about => [],
showDocumentation => [],
open => [];
use FindFileDialog;
use Assistant;
use TextEdit;
sub assistant() {
return this->{assistant};
}
sub textViewer() {
return this->{textViewer};
}
sub fileMenu() {
return this->{fileMenu};
}
sub helpMenu() {
return this->{helpMenu};
}
sub assistantAct() {
return this->{assistantAct};
}
sub clearAct() {
return this->{clearAct};
}
sub openAct() {
return this->{openAct};
}
sub exitAct() {
return this->{exitAct};
}
sub aboutAct() {
return this->{aboutAct};
}
sub aboutQtAct() {
return this->{aboutQtAct};
}
# ![0]
sub NEW
{
my ($class) = @_;
$class->SUPER::NEW();
this->{assistant} = Assistant->new();
# ![0]
this->{textViewer} = TextEdit();
textViewer->setContents(Qt::LibraryInfo::location(Qt::LibraryInfo::ExamplesPath())
. '/help/simpletextviewer/documentation/intro.html');
setCentralWidget(textViewer);
createActions();
createMenus();
setWindowTitle(this->tr('Simple Text Viewer'));
resize(750, 400);
# ![1]
}
# [1]
# [2]
sub closeEvent
{
this->{assistant} = undef;
}
# [2]
sub about
{
Qt::MessageBox::about(this, this->tr('About Simple Text Viewer'),
this->tr("This example demonstrates how to use\n" .
"Qt Assistant as help system for your\n" .
'own application.'));
}
# [3]
sub showDocumentation
{
assistant->showDocumentation('index.html');
}
# [3]
sub open
{
my $dialog = FindFileDialog(textViewer, assistant);
$dialog->exec();
}
# [4]
sub createActions
{
this->{assistantAct} = Qt::Action(this->tr('Help Contents'), this);
assistantAct->setShortcut(Qt::KeySequence(Qt::KeySequence::HelpContents()));
this->connect(assistantAct, SIGNAL 'triggered()', this, SLOT 'showDocumentation()');
# [4]
this->{openAct} = Qt::Action(this->tr('&Open...'), this);
openAct->setShortcut(Qt::KeySequence(Qt::KeySequence::Open()));
this->connect(openAct, SIGNAL 'triggered()', this, SLOT 'open()');
this->{clearAct} = Qt::Action(this->tr('&Clear'), this);
clearAct->setShortcut(Qt::KeySequence(this->tr('Ctrl+C')));
this->connect(clearAct, SIGNAL 'triggered()', textViewer, SLOT 'clear()');
this->{exitAct} = Qt::Action(this->tr('E&xit'), this);
exitAct->setShortcuts([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()');
# [5]
}
# [5]
sub createMenus
{
this->{fileMenu} = Qt::Menu(this->tr('&File'), this);
fileMenu->addAction(openAct);
fileMenu->addAction(clearAct);
fileMenu->addSeparator();
fileMenu->addAction(exitAct);
this->{helpMenu} = Qt::Menu(this->tr('&Help'), this);
helpMenu->addAction(assistantAct);
helpMenu->addSeparator();
helpMenu->addAction(aboutAct);
helpMenu->addAction(aboutQtAct);
menuBar()->addMenu(fileMenu);
menuBar()->addMenu(helpMenu);
}
1;
|
