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#include <qvbox.h>
#include <qlabel.h>
#include <qsplitter.h>
#include <qtimer.h>
#include <qwidgetstack.h>
#include <kpushbutton.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <kaction.h>
#include <kactionclasses.h>
#include <kapplication.h>
#include <kdebug.h>
#include <kparts/part.h>
#include <ktrader.h>
#include <klibloader.h>
#include <kstatusbar.h>
#include <apt-pkg/packagemanager.h>
#include <apt-front/manager.h>
#include <apt-front/init.h>
#include <apt-front/cache/entity/package.h>
#include <apt-front/cache/component/state.h>
#include <apt-front/cache/component/history.h>
#include <apt-front/predicate/factory.h>
#include <adept/acqprogresswidget.h>
#include <adept/progress.h>
#include <adept/utils.h>
#include "app.h"
using namespace aptFront;
using namespace aptFront::cache;
using namespace adept;
void WaitForLister::waiting()
{
kdDebug() << "WaitForLister::waiting()" << endl;
if (app->m_list->searchView()->lister()->busy())
QTimer::singleShot( 100, this, SLOT( waiting() ) );
else {
QTimer::singleShot( 0, app, slot );
deleteLater();
}
}
TestApp::TestApp()
{
m_all = new QVBox( this );
m_stack = new QWidgetStack( m_all );
m_stack->addWidget( m_loading = new QLabel( i18n( "Loading, please wait..." ), m_stack ) );
m_loading->setAlignment( Qt::AlignHCenter | Qt::AlignVCenter );
m_buttons = new QHBox( m_all );
QLabel *space = new QLabel( m_buttons ); // spacing
m_next = new KPushButton( i18n( "Next" ), m_buttons );
m_quit = new KPushButton( i18n( "Quit" ), m_buttons );
m_next->setEnabled( false );
m_quit->setEnabled( false );
m_buttons->setSpacing( 2 );
m_buttons->setMargin( 2 );
QSizePolicy buttons( QSizePolicy::Preferred, QSizePolicy::Fixed, false );
m_buttons->setSizePolicy( buttons );
m_next->setSizePolicy( buttons );
m_quit->setSizePolicy( buttons );
space->setSizePolicy( QSizePolicy(
QSizePolicy::Expanding,
QSizePolicy::Fixed, false ) );
setStandardToolBarMenuEnabled( false );
createStandardStatusBarAction();
setupActions();
setupGUI( Keys|StatusBar|Save|Create );
delete toolBar();
Application::setStatusBar( statusBar() );
QTimer::singleShot(
0, this,
SLOT( delayed() ) );
setCentralWidget( m_all );
setMinimumSize( 400, 300 );
}
void TestApp::delayed()
{
initialize();
observeComponent< component::State >();
m_stack->addWidget( m_list = new adept::Browser( m_stack ) );
m_stack->addWidget( m_bye = new QLabel( i18n( "Update Complete" ),
m_stack ) );
m_stack->addWidget( m_start = new QLabel( i18n( "Welcome to Adept Updater" ),
m_stack ) );
m_bye->setAlignment( Qt::AlignHCenter | Qt::AlignVCenter );
m_start->setAlignment( Qt::AlignHCenter | Qt::AlignVCenter );
m_list->searchView()->setUpgradeMode();
m_stack->addWidget( m_progress = new adept::AcqProgressWidget( m_stack ) );
m_stack->addWidget( m_commitProgress = new CommitProgress( m_stack ) );
m_stack->raiseWidget( m_start );
statusBar()->clear();
notifyPostChange(0);
start();
}
void TestApp::setupActions()
{
KStdAction::quit( kapp, SLOT( quit() ), actionCollection() );
m_undo = KStdAction::undo( this, SLOT( undo() ), actionCollection() );
m_redo = KStdAction::redo( this, SLOT( redo() ), actionCollection() );
setHistoryEnabled( false );
createStandardStatusBarAction();
}
void TestApp::setHistoryEnabled( bool e ) {
if (e && history() ) {
m_undo->setEnabled( history()->canUndo() );
m_redo->setEnabled( history()->canRedo() );
} else {
m_undo->setEnabled( false );
m_redo->setEnabled( false );
}
}
void TestApp::notifyPreChange( component::Base *b )
{
Application::notifyPreChange( b );
checkpoint();
}
void TestApp::notifyPostChange( component::Base *b )
{
Application::notifyPostChange( b );
m_list->searchView()->lister()->scheduleRebuild(); // rebuild on change...
}
void TestApp::setNext( QString s, const char *slot, QString q, const char *quits ) {
disconnect( m_next, SIGNAL( clicked() ), 0, 0 );
m_next->setText( s );
m_next->setEnabled( slot );
if ( slot )
connect( m_next, SIGNAL( clicked() ), this, slot );
disconnect( m_quit, SIGNAL( clicked() ), 0, 0 );
m_quit->setEnabled( quits );
m_quit->setText( q );
if ( quits )
connect( m_quit, SIGNAL( clicked() ), this, quits );
}
void TestApp::disableNext() {
setNext( i18n( "Next" ), 0 );
}
void TestApp::disableButtons() {
disableNext();
m_quit->setEnabled( false );
}
void TestApp::start() {
disableNext();
setNext( i18n( "Fetch List of Updates" ), SLOT( update() ),
i18n( "Skip Fetching List" ), SLOT( postUpdate() ) );
}
void TestApp::update() {
kdDebug() << "TestApp::update" << endl;
disableButtons();
aptFront::Manager m;
m.setProgressCallback( m_progress->callback() );
m.setUpdateInterval( 100000 );
kdDebug() << "manager set up" << endl;
try {
m_stack->raiseWidget( m_progress );
m.update();
} catch ( exception::OperationCancelled ) {
} catch ( ... ) {
KMessageBox::sorry(
this, i18n( "There was an error downloading updates. " ),
i18n( "Could not fetch updates" ) );
}
postUpdate();
}
void TestApp::postUpdate() {
cache::Global::get().state().distUpgrade();
if ( cache::Global::get().state().upgradableCount() > 0 ) {
m_list->searchView()->lister()->scheduleRebuild();
m_stack->raiseWidget( m_list );
setHistoryEnabled( true );
setNext( i18n( "Apply Updates" ), SLOT( commit() ) );
} else {
m_bye->setText( i18n( "Nothing to Update" ) );
m_stack->raiseWidget( m_bye );
disableNext();
// setNext( i18n( "Nothing to do, Quit" ), SLOT( close() ) );
m_quit->setText( i18n( "Quit" ) );
m_quit->setEnabled( true );
}
}
void TestApp::commit() {
kdDebug() << "TestApp::commit" << endl;
disableButtons();
setHistoryEnabled( false );
if (m_list->searchView()->lister()->busy()) {
new WaitForLister( this, SLOT( commit() ) );
return;
}
aptFront::Manager m;
m.setProgressCallback( m_progress->callback() );
m.setUpdateInterval( 100000 );
try {
m_stack->raiseWidget( m_progress );
m.download();
m_stack->raiseWidget( m_commitProgress );
m.commit();
} catch ( exception::OperationCancelled ) {
} catch ( ... ) {
KMessageBox::sorry(
this, i18n( "There was an error commiting changes. "
"Possibly there was a problem downloading some "
"packages or the commit would break packages. " ),
i18n( "Could not commit changes" ) );
}
m_stack->raiseWidget( m_bye );
disableNext();
m_quit->setText( i18n( "Quit" ) );
m_quit->setEnabled( true );
notifyPostChange( 0 );
}
#include "app.moc"
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