Maemo: Introduce abstract base class for deploy steps targeting devices.

This will make it possible for a MaemoRunConfiguration to work
with deploy steps that do not use Utils::SshConnection, but still
want to make use of our device configurations.

13 files changed, 278 insertions, 98 deletions

diff --git a/src/plugins/qt4projectmanager/qt-maemo/abstractlinuxdevicedeploystep.cpp b/src/plugins/qt4projectmanager/qt-maemo/abstractlinuxdevicedeploystep.cpp
new file mode 100644
index 0000000000..57c004a162
--- /dev/null
+++ b/src/plugins/qt4projectmanager/qt-maemo/abstractlinuxdevicedeploystep.cpp
@@ -0,0 +1,110 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (info@qt.nokia.com)
+**
+**
+** GNU Lesser General Public License Usage
+**
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this file.
+** Please review the following information to ensure the GNU Lesser General
+** Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** Other Usage
+**
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**************************************************************************/
+#include "abstractlinuxdevicedeploystep.h"
+
+#include "maemoconstants.h"
+#include "maemodeploystepwidget.h"
+#include "maemopertargetdeviceconfigurationlistmodel.h"
+#include "qt4maemodeployconfiguration.h"
+
+using namespace ProjectExplorer;
+
+namespace Qt4ProjectManager {
+namespace Internal {
+
+
+AbstractLinuxDeviceDeployStep::AbstractLinuxDeviceDeployStep(DeployConfiguration *dc)
+    : m_helper(qobject_cast<Qt4MaemoDeployConfiguration *>(dc))
+{
+}
+
+bool AbstractLinuxDeviceDeployStep::isDeploymentPossible(QString &whyNot) const
+{
+    if (!m_helper.deviceConfig()) {
+        whyNot = tr("No valid device set.");
+        return false;
+    }
+    return isDeploymentPossibleInternal(whyNot);
+}
+
+bool AbstractLinuxDeviceDeployStep::initialize(QString &errorMsg)
+{
+    if (!isDeploymentPossible(errorMsg))
+        return false;
+    m_helper.prepareDeployment();
+    return true;
+}
+
+
+LinuxDeviceDeployStepHelper::LinuxDeviceDeployStepHelper(Qt4MaemoDeployConfiguration *dc)
+    : m_deployConfiguration(dc)
+{
+    m_deviceConfig = dc->deviceConfigModel()->defaultDeviceConfig();
+    connect(dc->deviceConfigModel(), SIGNAL(updated()),
+        SLOT(handleDeviceConfigurationsUpdated()));
+}
+
+LinuxDeviceDeployStepHelper::~LinuxDeviceDeployStepHelper() {}
+
+void LinuxDeviceDeployStepHelper::handleDeviceConfigurationsUpdated()
+{
+    setDeviceConfig(MaemoDeviceConfigurations::instance()->internalId(m_deviceConfig));
+}
+
+void LinuxDeviceDeployStepHelper::setDeviceConfig(MaemoDeviceConfig::Id internalId)
+{
+    m_deviceConfig = deployConfiguration()->deviceConfigModel()->find(internalId);
+    emit deviceConfigChanged();
+}
+
+void LinuxDeviceDeployStepHelper::setDeviceConfig(int i)
+{
+    m_deviceConfig = deployConfiguration()->deviceConfigModel()->deviceAt(i);
+    emit deviceConfigChanged();
+}
+
+QVariantMap LinuxDeviceDeployStepHelper::toMap() const
+{
+    QVariantMap map;
+    map.insert(DeviceIdKey,
+        MaemoDeviceConfigurations::instance()->internalId(m_deviceConfig));
+    return map;
+}
+
+bool LinuxDeviceDeployStepHelper::fromMap(const QVariantMap &map)
+{
+    setDeviceConfig(map.value(DeviceIdKey, MaemoDeviceConfig::InvalidId).toULongLong());
+    return true;
+}
+
+} // namespace Internal
+} // namespace Qt4ProjectManager
diff --git a/src/plugins/qt4projectmanager/qt-maemo/abstractlinuxdevicedeploystep.h b/src/plugins/qt4projectmanager/qt-maemo/abstractlinuxdevicedeploystep.h
new file mode 100644
index 0000000000..6f32dd9a46
--- /dev/null
+++ b/src/plugins/qt4projectmanager/qt-maemo/abstractlinuxdevicedeploystep.h
@@ -0,0 +1,102 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (info@qt.nokia.com)
+**
+**
+** GNU Lesser General Public License Usage
+**
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this file.
+** Please review the following information to ensure the GNU Lesser General
+** Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** Other Usage
+**
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**************************************************************************/
+#ifndef ABSTRACTLINUXDEVICEDEPLOYSTEP_H
+#define ABSTRACTLINUXDEVICEDEPLOYSTEP_H
+
+#include "maemodeviceconfigurations.h"
+
+#include <QtCore/QCoreApplication>
+#include <QtCore/QSharedPointer>
+#include <QtCore/QVariantMap>
+
+namespace ProjectExplorer { class DeployConfiguration; }
+
+namespace Qt4ProjectManager {
+namespace Internal {
+class Qt4MaemoDeployConfiguration;
+
+
+class LinuxDeviceDeployStepHelper : public QObject
+{
+    Q_OBJECT
+public:
+    LinuxDeviceDeployStepHelper(Qt4MaemoDeployConfiguration *dc);
+    ~LinuxDeviceDeployStepHelper();
+
+    QSharedPointer<const MaemoDeviceConfig> deviceConfig() const { return m_deviceConfig; }
+    QSharedPointer<const MaemoDeviceConfig> cachedDeviceConfig() const { return m_cachedDeviceConfig; }
+    Qt4MaemoDeployConfiguration *deployConfiguration() const { return m_deployConfiguration; }
+
+    void setDeviceConfig(int i);
+    void prepareDeployment() { m_cachedDeviceConfig = m_deviceConfig; }
+
+    QVariantMap toMap() const;
+    bool fromMap(const QVariantMap &map);
+
+signals:
+    void deviceConfigChanged();
+
+private:
+    void setDeviceConfig(MaemoDeviceConfig::Id internalId);
+    Q_SLOT void handleDeviceConfigurationsUpdated();
+
+    QSharedPointer<const MaemoDeviceConfig> m_deviceConfig;
+    QSharedPointer<const MaemoDeviceConfig> m_cachedDeviceConfig;
+    Qt4MaemoDeployConfiguration * const m_deployConfiguration;
+};
+
+class AbstractLinuxDeviceDeployStep
+{
+    Q_DECLARE_TR_FUNCTIONS(AbstractLinuxDeviceDeployStep)
+public:
+    virtual ~AbstractLinuxDeviceDeployStep() {}
+
+    Qt4MaemoDeployConfiguration *maemoDeployConfig() const { return m_helper.deployConfiguration(); }
+    bool isDeploymentPossible(QString &whyNot) const;
+    LinuxDeviceDeployStepHelper &helper() { return m_helper; }
+    const LinuxDeviceDeployStepHelper &helper() const { return m_helper; }
+
+protected:
+    AbstractLinuxDeviceDeployStep(ProjectExplorer::DeployConfiguration *dc);
+
+    bool initialize(QString &errorMsg);
+
+private:
+    virtual bool isDeploymentPossibleInternal(QString &whynot) const=0;
+
+    LinuxDeviceDeployStepHelper m_helper;
+};
+
+} // namespace Internal
+} // namespace Qt4ProjectManager
+
+#endif // ABSTRACTLINUXDEVICEDEPLOYSTEP_H
diff --git a/src/plugins/qt4projectmanager/qt-maemo/abstractmaemodeploystep.cpp b/src/plugins/qt4projectmanager/qt-maemo/abstractmaemodeploystep.cpp
index 6429567b1d..925267b147 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/abstractmaemodeploystep.cpp
+++ b/src/plugins/qt4projectmanager/qt-maemo/abstractmaemodeploystep.cpp
@@ -87,14 +87,18 @@ private:
 
 
 AbstractMaemoDeployStep::AbstractMaemoDeployStep(BuildStepList *parent,
-    const QString &id) : BuildStep(parent, id)
+        const QString &id)
+    : BuildStep(parent, id),
+      AbstractLinuxDeviceDeployStep(deployConfiguration())
 {
     baseCtor();
 }
 
 AbstractMaemoDeployStep::AbstractMaemoDeployStep(BuildStepList *parent,
-    AbstractMaemoDeployStep *other)
-    : BuildStep(parent, other), m_lastDeployed(other->m_lastDeployed)
+        AbstractMaemoDeployStep *other)
+    : BuildStep(parent, other),
+      AbstractLinuxDeviceDeployStep(deployConfiguration()),
+      m_lastDeployed(other->m_lastDeployed)
 {
     baseCtor();
 }
@@ -104,9 +108,16 @@ AbstractMaemoDeployStep::~AbstractMaemoDeployStep() { }
 void AbstractMaemoDeployStep::baseCtor()
 {
     m_baseState = BaseInactive;
-    m_deviceConfig = maemoDeployConfig()->deviceConfigModel()->defaultDeviceConfig();
-    connect(maemoDeployConfig()->deviceConfigModel(), SIGNAL(updated()),
-        SLOT(handleDeviceConfigurationsUpdated()));
+}
+
+bool AbstractMaemoDeployStep::init()
+{
+    QString errorMsg;
+    if (!initialize(errorMsg)) {
+        writeOutput(errorMsg, ErrorMessageOutput);
+        return false;
+    }
+    return true;
 }
 
 void AbstractMaemoDeployStep::run(QFutureInterface<bool> &fi)
@@ -126,8 +137,7 @@ QVariantMap AbstractMaemoDeployStep::toMap() const
 {
     QVariantMap map(BuildStep::toMap());
     addDeployTimesToMap(map);
-    map.insert(DeviceIdKey,
-        MaemoDeviceConfigurations::instance()->internalId(m_deviceConfig));
+    map.unite(helper().toMap());
     return map;
 }
 
@@ -154,8 +164,9 @@ bool AbstractMaemoDeployStep::fromMap(const QVariantMap &map)
 {
     if (!BuildStep::fromMap(map))
         return false;
+    if (!helper().fromMap(map))
+        return false;
     getDeployTimesFromMap(map);
-    setDeviceConfig(map.value(DeviceIdKey, MaemoDeviceConfig::InvalidId).toULongLong());
     return true;
 }
 
@@ -228,32 +239,6 @@ void AbstractMaemoDeployStep::setDeployed(const QString &host,
         QDateTime::currentDateTime());
 }
 
-void AbstractMaemoDeployStep::handleDeviceConfigurationsUpdated()
-{
-    setDeviceConfig(MaemoDeviceConfigurations::instance()->internalId(m_deviceConfig));
-}
-
-void AbstractMaemoDeployStep::setDeviceConfig(MaemoDeviceConfig::Id internalId)
-{
-    m_deviceConfig = maemoDeployConfig()->deviceConfigModel()->find(internalId);
-    emit deviceConfigChanged();
-}
-
-void AbstractMaemoDeployStep::setDeviceConfig(int i)
-{
-    m_deviceConfig = maemoDeployConfig()->deviceConfigModel()->deviceAt(i);
-    emit deviceConfigChanged();
-}
-
-bool AbstractMaemoDeployStep::isDeploymentPossible(QString &whyNot) const
-{
-    if (!m_deviceConfig) {
-        whyNot = tr("No valid device set.");
-        return false;
-    }
-    return isDeploymentPossibleInternal(whyNot);
-}
-
 void AbstractMaemoDeployStep::start()
 {
     if (m_baseState != BaseInactive) {
@@ -262,18 +247,9 @@ void AbstractMaemoDeployStep::start()
         return;
     }
 
-    m_cachedDeviceConfig = m_deviceConfig;
-
-    QString message;
-    if (!isDeploymentPossible(message)) {
-        raiseError(tr("Cannot deploy: %1").arg(message));
-        emit done();
-        return;
-    }
-
     m_hasError = false;
-    if (isDeploymentNeeded(m_cachedDeviceConfig->sshParameters().host)) {
-        if (m_cachedDeviceConfig->type() == MaemoDeviceConfig::Emulator
+    if (isDeploymentNeeded(helper().cachedDeviceConfig()->sshParameters().host)) {
+        if (helper().cachedDeviceConfig()->type() == MaemoDeviceConfig::Emulator
                 && !MaemoQemuManager::instance().qemuIsRunning()) {
             MaemoQemuManager::instance().startRuntime();
             raiseError(tr("Cannot deploy: Qemu was not running. "
@@ -296,7 +272,7 @@ void AbstractMaemoDeployStep::handleConnectionFailure()
         return;
 
     const QString errorMsg = m_baseState == Connecting
-        ? MaemoGlobal::failedToConnectToServerMessage(m_connection, m_cachedDeviceConfig)
+        ? MaemoGlobal::failedToConnectToServerMessage(m_connection, helper().cachedDeviceConfig())
         : tr("Connection error: %1").arg(m_connection->errorString());
     raiseError(errorMsg);
     setDeploymentFinished();
@@ -307,7 +283,7 @@ void AbstractMaemoDeployStep::connectToDevice()
     ASSERT_STATE(QList<BaseState>() << BaseInactive);
     setBaseState(Connecting);
 
-    m_connection = SshConnectionManager::instance().acquireConnection(m_cachedDeviceConfig->sshParameters());
+    m_connection = SshConnectionManager::instance().acquireConnection(helper().cachedDeviceConfig()->sshParameters());
     connect(m_connection.data(), SIGNAL(error(Utils::SshError)), this,
         SLOT(handleConnectionFailure()));
     if (m_connection->state() == SshConnection::Connected) {
@@ -407,11 +383,6 @@ const Qt4BuildConfiguration *AbstractMaemoDeployStep::qt4BuildConfiguration() co
     return static_cast<Qt4BuildConfiguration *>(buildConfiguration());
 }
 
-Qt4MaemoDeployConfiguration *AbstractMaemoDeployStep::maemoDeployConfig() const
-{
-    return qobject_cast<Qt4MaemoDeployConfiguration *>(deployConfiguration());
-}
-
 MaemoDeployEventHandler::MaemoDeployEventHandler(AbstractMaemoDeployStep *deployStep,
     QFutureInterface<bool> &future)
     : m_deployStep(deployStep), m_future(future), m_eventLoop(new QEventLoop),
diff --git a/src/plugins/qt4projectmanager/qt-maemo/abstractmaemodeploystep.h b/src/plugins/qt4projectmanager/qt-maemo/abstractmaemodeploystep.h
index 44787186f2..f53bb8d8fb 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/abstractmaemodeploystep.h
+++ b/src/plugins/qt4projectmanager/qt-maemo/abstractmaemodeploystep.h
@@ -34,6 +34,7 @@
 #ifndef ABSTRACTMAEMODEPLOYSTEP_H
 #define ABSTRACTMAEMODEPLOYSTEP_H
 
+#include "abstractlinuxdevicedeploystep.h"
 #include "maemodeployable.h"
 #include "maemodeployables.h"
 #include "maemodeviceconfigurations.h"
@@ -58,22 +59,18 @@ class AbstractMaemoPackageCreationStep;
 class MaemoDeviceConfig;
 class Qt4MaemoDeployConfiguration;
 
-class AbstractMaemoDeployStep : public ProjectExplorer::BuildStep
+class AbstractMaemoDeployStep
+    : public ProjectExplorer::BuildStep, public AbstractLinuxDeviceDeployStep
 {
     Q_OBJECT
 public:
     virtual ~AbstractMaemoDeployStep();
-    QSharedPointer<const MaemoDeviceConfig> deviceConfig() const { return m_deviceConfig; }
-    void setDeviceConfig(int i);
-    Qt4MaemoDeployConfiguration *maemoDeployConfig() const;
-    bool isDeploymentPossible(QString &whyNot) const;
 
     Q_INVOKABLE void stop();
 
 signals:
     void done();
     void error();
-    void deviceConfigChanged();
 
 protected:
     AbstractMaemoDeployStep(ProjectExplorer::BuildStepList *bc,
@@ -98,7 +95,6 @@ protected:
     const Qt4BuildConfiguration *qt4BuildConfiguration() const;
     MaemoPortList freePorts(const QSharedPointer<const MaemoDeviceConfig> &devConfig) const;
     QSharedPointer<Utils::SshConnection> connection() const { return m_connection; }
-    QSharedPointer<const MaemoDeviceConfig> cachedDeviceConfig() const { return m_cachedDeviceConfig; }
 
 private slots:
     void start();
@@ -107,16 +103,14 @@ private slots:
     void handleProgressReport(const QString &progressMsg);
     void handleRemoteStdout(const QString &output);
     void handleRemoteStderr(const QString &output);
-    void handleDeviceConfigurationsUpdated();
 
 private:
-    virtual bool init() { return true; }
+    virtual bool init();
     virtual void run(QFutureInterface<bool> &fi);
     virtual ProjectExplorer::BuildStepConfigWidget *createConfigWidget();
     virtual QVariantMap toMap() const;
     virtual bool fromMap(const QVariantMap &map);
 
-    virtual bool isDeploymentPossibleInternal(QString &whynot) const=0;
     virtual bool isDeploymentNeeded(const QString &hostName) const=0;
     virtual void startInternal()=0;
     virtual void stopInternal()=0;
@@ -126,13 +120,10 @@ private:
     void getDeployTimesFromMap(const QVariantMap &map);
     void connectToDevice();
     void setBaseState(BaseState newState);
-    void setDeviceConfig(MaemoDeviceConfig::Id internalId);
 
     QSharedPointer<Utils::SshConnection> m_connection;
     typedef QPair<MaemoDeployable, QString> DeployablePerHost;
     QHash<DeployablePerHost, QDateTime> m_lastDeployed;
-    QSharedPointer<const MaemoDeviceConfig> m_deviceConfig;
-    QSharedPointer<const MaemoDeviceConfig> m_cachedDeviceConfig;
     BaseState m_baseState;
     bool m_hasError;
 };
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemodebugsupport.cpp b/src/plugins/qt4projectmanager/qt-maemo/maemodebugsupport.cpp
index e9d97fb639..a232aacea1 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemodebugsupport.cpp
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemodebugsupport.cpp
@@ -31,7 +31,6 @@
 
 #include "maemodebugsupport.h"
 
-#include "abstractmaemodeploystep.h"
 #include "maemodeployables.h"
 #include "maemoglobal.h"
 #include "maemosshrunner.h"
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemodeploybymountstep.cpp b/src/plugins/qt4projectmanager/qt-maemo/maemodeploybymountstep.cpp
index 748657acc2..bcc0fae477 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemodeploybymountstep.cpp
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemodeploybymountstep.cpp
@@ -154,7 +154,7 @@ void AbstractMaemoDeployByMountStep::mount()
 {
     m_extendedState = Mounting;
     m_mounter->setupMounts(connection(), mountSpecifications(),
-        freePorts(cachedDeviceConfig()), qt4BuildConfiguration());
+        freePorts(helper().cachedDeviceConfig()), qt4BuildConfiguration());
 }
 
 QString AbstractMaemoDeployByMountStep::deployMountPoint() const
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemodeploystepwidget.cpp b/src/plugins/qt4projectmanager/qt-maemo/maemodeploystepwidget.cpp
index afca943d8b..2fba35ce36 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemodeploystepwidget.cpp
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemodeploystepwidget.cpp
@@ -33,7 +33,7 @@
 #include "maemodeploystepwidget.h"
 #include "ui_maemodeploystepwidget.h"
 
-#include "abstractmaemodeploystep.h"
+#include "abstractlinuxdevicedeploystep.h"
 #include "maemodeviceconfigurations.h"
 #include "maemosettingspages.h"
 #include "maemoglobal.h"
@@ -51,14 +51,14 @@
 namespace Qt4ProjectManager {
 namespace Internal {
 
-MaemoDeployStepWidget::MaemoDeployStepWidget(AbstractMaemoDeployStep *step) :
+MaemoDeployStepWidget::MaemoDeployStepWidget(AbstractLinuxDeviceDeployStep *step) :
     ProjectExplorer::BuildStepConfigWidget(),
     ui(new Ui::MaemoDeployStepWidget),
     m_step(step)
 {
     ui->setupUi(this);
     ProjectExplorer::BuildStepList * const list
-        = qobject_cast<ProjectExplorer::BuildStepList *>(step->parent());
+        = step->maemoDeployConfig()->stepList();
     connect(list, SIGNAL(stepInserted(int)), SIGNAL(updateSummary()));
     connect(list, SIGNAL(stepMoved(int,int)), SIGNAL(updateSummary()));
     connect(list, SIGNAL(stepRemoved(int)), SIGNAL(updateSummary()));
@@ -74,7 +74,8 @@ MaemoDeployStepWidget::~MaemoDeployStepWidget()
 void MaemoDeployStepWidget::init()
 {
     ui->deviceConfigComboBox->setModel(m_step->maemoDeployConfig()->deviceConfigModel());
-    connect(m_step, SIGNAL(deviceConfigChanged()), SLOT(handleDeviceUpdate()));
+    connect(&m_step->helper(), SIGNAL(deviceConfigChanged()),
+        SLOT(handleDeviceUpdate()));
     handleDeviceUpdate();
     connect(ui->deviceConfigComboBox, SIGNAL(activated(int)), this,
         SLOT(setCurrentDeviceConfig(int)));
@@ -84,7 +85,7 @@ void MaemoDeployStepWidget::init()
 
 void MaemoDeployStepWidget::handleDeviceUpdate()
 {
-    const MaemoDeviceConfig::ConstPtr &devConf = m_step->deviceConfig();
+    const MaemoDeviceConfig::ConstPtr &devConf = m_step->helper().deviceConfig();
     const MaemoDeviceConfig::Id internalId
         = MaemoDeviceConfigurations::instance()->internalId(devConf);
     const int newIndex = m_step->maemoDeployConfig()->deviceConfigModel()
@@ -96,8 +97,10 @@ void MaemoDeployStepWidget::handleDeviceUpdate()
 void MaemoDeployStepWidget::handleStepToBeRemoved(int step)
 {
     ProjectExplorer::BuildStepList * const list
-        = qobject_cast<ProjectExplorer::BuildStepList *>(m_step->parent());
-    if (list->steps().at(step) == m_step)
+        = m_step->maemoDeployConfig()->stepList();
+    const AbstractLinuxDeviceDeployStep * const alds
+        = dynamic_cast<AbstractLinuxDeviceDeployStep *>(list->steps().at(step));
+    if (alds && alds == m_step)
         disconnect(list, 0, this, 0);
 }
 
@@ -110,7 +113,7 @@ QString MaemoDeployStepWidget::summaryText() const
             + QLatin1String("</font>");
     }
     return tr("<b>Deploy to device</b>: %1")
-        .arg(MaemoGlobal::deviceConfigurationName(m_step->deviceConfig()));
+        .arg(MaemoGlobal::deviceConfigurationName(m_step->helper().deviceConfig()));
 }
 
 QString MaemoDeployStepWidget::displayName() const
@@ -120,10 +123,11 @@ QString MaemoDeployStepWidget::displayName() const
 
 void MaemoDeployStepWidget::setCurrentDeviceConfig(int index)
 {
-    disconnect(m_step, SIGNAL(deviceConfigChanged()), this,
+    disconnect(&m_step->helper(), SIGNAL(deviceConfigChanged()), this,
+        SLOT(handleDeviceUpdate()));
+    m_step->helper().setDeviceConfig(index);
+    connect(&m_step->helper(), SIGNAL(deviceConfigChanged()),
         SLOT(handleDeviceUpdate()));
-    m_step->setDeviceConfig(index);
-    connect(m_step, SIGNAL(deviceConfigChanged()), SLOT(handleDeviceUpdate()));
     updateSummary();
 }
 
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemodeploystepwidget.h b/src/plugins/qt4projectmanager/qt-maemo/maemodeploystepwidget.h
index 1134353bb6..8fa86955ac 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemodeploystepwidget.h
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemodeploystepwidget.h
@@ -43,14 +43,14 @@ QT_END_NAMESPACE
 
 namespace Qt4ProjectManager {
 namespace Internal {
-class AbstractMaemoDeployStep;
+class AbstractLinuxDeviceDeployStep;
 
 class MaemoDeployStepWidget : public ProjectExplorer::BuildStepConfigWidget
 {
     Q_OBJECT
 
 public:
-    MaemoDeployStepWidget(AbstractMaemoDeployStep *step);
+    MaemoDeployStepWidget(AbstractLinuxDeviceDeployStep *step);
     ~MaemoDeployStepWidget();
 
 private:
@@ -64,7 +64,7 @@ private:
     virtual QString displayName() const;
 
     Ui::MaemoDeployStepWidget *ui;
-    AbstractMaemoDeployStep * const m_step;
+    AbstractLinuxDeviceDeployStep *const m_step;
 };
 
 } // namespace Internal
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemodirectdeviceuploadstep.cpp b/src/plugins/qt4projectmanager/qt-maemo/maemodirectdeviceuploadstep.cpp
index 1165ccb91d..7d8f330e8e 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemodirectdeviceuploadstep.cpp
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemodirectdeviceuploadstep.cpp
@@ -153,7 +153,7 @@ void MaemoDirectDeviceUploadStep::handleMkdirFinished(int exitStatus)
         raiseError(tr("Failed to upload file '%1'.").arg(nativePath));
         setFinished();
     } else if (fi.isDir()) {
-        setDeployed(cachedDeviceConfig()->sshParameters().host, d);
+        setDeployed(helper().cachedDeviceConfig()->sshParameters().host, d);
         m_filesToUpload.removeFirst();
         uploadNextFile();
     } else {
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.h b/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.h
index 7f784e109a..49dd226d09 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.h
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.h
@@ -130,7 +130,7 @@ public:
         for (int i = 0; i < buildSteps.count(); ++i) {
             if (buildSteps.at(i) == laterBuildStep)
                 return 0;
-            if (T * const step = qobject_cast<T *>(buildSteps.at(i)))
+            if (T * const step = dynamic_cast<T *>(buildSteps.at(i)))
                 return step;
         }
         return 0;
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemorunconfiguration.cpp b/src/plugins/qt4projectmanager/qt-maemo/maemorunconfiguration.cpp
index 1a9d452594..2048b00f3c 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemorunconfiguration.cpp
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemorunconfiguration.cpp
@@ -32,7 +32,7 @@
 
 #include "maemorunconfiguration.h"
 
-#include "abstractmaemodeploystep.h"
+#include "abstractlinuxdevicedeploystep.h"
 #include "maemodeployables.h"
 #include "maemoglobal.h"
 #include "maemoqemumanager.h"
@@ -213,8 +213,8 @@ QString MaemoRunConfiguration::defaultDisplayName()
 
 MaemoDeviceConfig::ConstPtr MaemoRunConfiguration::deviceConfig() const
 {
-    const AbstractMaemoDeployStep * const step = deployStep();
-    return step ? step->deviceConfig() : MaemoDeviceConfig::ConstPtr();
+    const AbstractLinuxDeviceDeployStep * const step = deployStep();
+    return step ? step->helper().deviceConfig() : MaemoDeviceConfig::ConstPtr();
 }
 
 const MaemoToolChain *MaemoRunConfiguration::toolchain() const
@@ -236,9 +236,9 @@ Qt4MaemoDeployConfiguration *MaemoRunConfiguration::deployConfig() const
     return qobject_cast<Qt4MaemoDeployConfiguration *>(target()->activeDeployConfiguration());
 }
 
-AbstractMaemoDeployStep *MaemoRunConfiguration::deployStep() const
+AbstractLinuxDeviceDeployStep *MaemoRunConfiguration::deployStep() const
 {
-    return MaemoGlobal::earlierBuildStep<AbstractMaemoDeployStep>(deployConfig(), 0);
+    return MaemoGlobal::earlierBuildStep<AbstractLinuxDeviceDeployStep>(deployConfig(), 0);
 }
 
 const QString MaemoRunConfiguration::sysRoot() const
@@ -303,8 +303,9 @@ QString MaemoRunConfiguration::remoteExecutableFilePath() const
 MaemoPortList MaemoRunConfiguration::freePorts() const
 {
     const Qt4BuildConfiguration * const bc = activeQt4BuildConfiguration();
-    return bc
-        ? MaemoGlobal::freePorts(deployStep()->deviceConfig(), bc->qtVersion())
+    const AbstractLinuxDeviceDeployStep * const step = deployStep();
+    return bc && step
+        ? MaemoGlobal::freePorts(deployStep()->helper().deviceConfig(), bc->qtVersion())
         : MaemoPortList();
 }
 
@@ -360,10 +361,10 @@ void MaemoRunConfiguration::handleDeployConfigChanged()
             SLOT(handleDeployConfigChanged()), Qt::UniqueConnection);
         connect(activeDeployConf->stepList(), SIGNAL(stepRemoved(int)),
             SLOT(handleDeployConfigChanged()), Qt::UniqueConnection);
-        AbstractMaemoDeployStep * const step
-            = MaemoGlobal::earlierBuildStep<AbstractMaemoDeployStep>(activeDeployConf, 0);
+        AbstractLinuxDeviceDeployStep * const step
+            = MaemoGlobal::earlierBuildStep<AbstractLinuxDeviceDeployStep>(activeDeployConf, 0);
         if (step) {
-            connect(step, SIGNAL(deviceConfigChanged()),
+            connect(&step->helper(), SIGNAL(deviceConfigChanged()),
                 SLOT(updateDeviceConfigurations()), Qt::UniqueConnection);
         }
     }
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemorunconfiguration.h b/src/plugins/qt4projectmanager/qt-maemo/maemorunconfiguration.h
index d145364885..14f6532efd 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemorunconfiguration.h
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemorunconfiguration.h
@@ -57,7 +57,7 @@ namespace Internal {
 class Qt4ProFileNode;
 
 class AbstractQt4MaemoTarget;
-class AbstractMaemoDeployStep;
+class AbstractLinuxDeviceDeployStep;
 class MaemoDeviceConfigListModel;
 class MaemoManager;
 class MaemoRemoteMountsModel;
@@ -89,7 +89,6 @@ public:
     Qt4BuildConfiguration *activeQt4BuildConfiguration() const;
 
     Qt4MaemoDeployConfiguration *deployConfig() const;
-    AbstractMaemoDeployStep *deployStep() const;
     MaemoRemoteMountsModel *remoteMounts() const { return m_remoteMounts; }
 
     const MaemoToolChain *toolchain() const;
@@ -151,6 +150,7 @@ private slots:
 private:
     void init();
     void handleParseState(bool success);
+    AbstractLinuxDeviceDeployStep *deployStep() const;
 
     QString m_proFilePath;
     mutable QString m_gdbPath;
diff --git a/src/plugins/qt4projectmanager/qt-maemo/qt-maemo.pri b/src/plugins/qt4projectmanager/qt-maemo/qt-maemo.pri
index d42d24ad40..24893a582a 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/qt-maemo.pri
+++ b/src/plugins/qt4projectmanager/qt-maemo/qt-maemo.pri
@@ -59,7 +59,8 @@ HEADERS += \
     $$PWD/abstractmaemodeploystep.h \
     $$PWD/maemodeploybymountstep.h \
     $$PWD/maemouploadandinstalldeploystep.h \
-    $$PWD/maemodirectdeviceuploadstep.h
+    $$PWD/maemodirectdeviceuploadstep.h \
+    $$PWD/abstractlinuxdevicedeploystep.h
 
 SOURCES += \
     $$PWD/maemoconfigtestdialog.cpp \
@@ -119,7 +120,8 @@ SOURCES += \
     $$PWD/abstractmaemodeploystep.cpp \
     $$PWD/maemodeploybymountstep.cpp \
     $$PWD/maemouploadandinstalldeploystep.cpp \
-    $$PWD/maemodirectdeviceuploadstep.cpp
+    $$PWD/maemodirectdeviceuploadstep.cpp \
+    $$PWD/abstractlinuxdevicedeploystep.cpp
 
 FORMS += \
     $$PWD/maemoconfigtestdialog.ui \