Add task handler used to show VCS blame output

 * Add task handler to show VCS blame output.

 * This taskhandler is not yet used!

src/plugins/projectexplorer/projectexplorer.cpp

@@ -35,6 +35,7 @@
 #include "targetsettingspanel.h"
 #include "copytaskhandler.h"
 #include "showineditortaskhandler.h"
+#include "vcsannotatetaskhandler.h"
 #include "applicationrunconfiguration.h"
 #include "allprojectsfilter.h"
 #include "allprojectsfind.h"
@@ -283,6 +284,7 @@ bool ProjectExplorerPlugin::initialize(const QStringList &arguments, QString *er
 
     addAutoReleasedObject(new CopyTaskHandler);
     addAutoReleasedObject(new ShowInEditorTaskHandler);
+    addAutoReleasedObject(new VcsAnnotateTaskHandler);
 
     d->m_buildManager = new BuildManager(this);
     connect(d->m_buildManager, SIGNAL(buildStateChanged(ProjectExplorer::Project *)),

src/plugins/projectexplorer/projectexplorer.pro

@@ -20,6 +20,7 @@ HEADERS += projectexplorer.h \
     itaskhandler.h \
     copytaskhandler.h \
     showineditortaskhandler.h \
+    vcsannotatetaskhandler.h \
     taskwindow.h \
     outputwindow.h \
     persistentsettings.h \
@@ -100,6 +101,7 @@ SOURCES += projectexplorer.cpp \
     task.cpp \
     copytaskhandler.cpp \
     showineditortaskhandler.cpp \
+    vcsannotatetaskhandler.cpp \
     taskwindow.cpp \
     outputwindow.cpp \
     persistentsettings.cpp \

src/plugins/projectexplorer/projectexplorerconstants.h

@@ -77,6 +77,7 @@ const char * const REMOVEFILE           = "ProjectExplorer.RemoveFile";
 const char * const RENAMEFILE           = "ProjectExplorer.RenameFile";
 
 const char * const SHOW_TASK_IN_EDITOR  = "ProjectExplorer.ShowTaskInEditor";
+const char * const VCS_ANNOTATE_TASK    = "ProjectExplorer.VcsAnnotateTask";
 
 // Run modes
 const char * const RUNMODE              = "ProjectExplorer.RunMode";

src/plugins/projectexplorer/vcsannotatetaskhandler.cpp

+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+**
+** Alternatively, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#include "vcsannotatetaskhandler.h"
+
+#include "task.h"
+#include "projectexplorerconstants.h"
+
+#include <coreplugin/icore.h>
+#include <coreplugin/iversioncontrol.h>
+#include <coreplugin/vcsmanager.h>
+
+#include <QtCore/QFileInfo>
+
+#include <QtGui/QAction>
+
+using namespace ProjectExplorer::Internal;
+
+VcsAnnotateTaskHandler::VcsAnnotateTaskHandler() :
+    ITaskHandler(QLatin1String(Constants::VCS_ANNOTATE_TASK))
+{ }
+
+bool VcsAnnotateTaskHandler::canHandle(const ProjectExplorer::Task &task)
+{
+    QFileInfo fi(task.file);
+    if (!fi.exists() || !fi.isFile() || !fi.isReadable())
+        return false;
+    Core::IVersionControl *vc = Core::ICore::instance()->vcsManager()->findVersionControlForDirectory(fi.absolutePath());
+    if (!vc)
+        return false;
+    return vc->supportsOperation(Core::IVersionControl::AnnotateOperation);
+}
+
+void VcsAnnotateTaskHandler::handle(const ProjectExplorer::Task &task)
+{
+    QFileInfo fi(task.file);
+    Core::IVersionControl *vc = Core::ICore::instance()->vcsManager()->findVersionControlForDirectory(fi.absolutePath());
+    Q_ASSERT(vc);
+    Q_ASSERT(vc->supportsOperation(Core::IVersionControl::AnnotateOperation));
+    vc->vcsAnnotate(fi.absoluteFilePath(), task.line);
+}
+
+QAction *VcsAnnotateTaskHandler::createAction(QObject *parent)
+{
+    QAction *vcsannotateAction = new QAction(tr("&Annotate"), parent);
+    vcsannotateAction->setToolTip("Annotate using version control system");
+    return vcsannotateAction;
+}

src/plugins/projectexplorer/vcsannotatetaskhandler.h

+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+**
+** Alternatively, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#ifndef PROJECTEXPLORER_VCSANNOTATETASKHANDLER_H
+#define PROJECTEXPLORER_VCSANNOTATETASKHANDLER_H
+
+#include "projectexplorer_export.h"
+
+#include "itaskhandler.h"
+
+#include <QtCore/QHash>
+#include <QtCore/QString>
+
+namespace Core {
+class IVersionControl;
+}
+
+namespace ProjectExplorer {
+namespace Internal {
+
+class PROJECTEXPLORER_EXPORT VcsAnnotateTaskHandler : public ITaskHandler
+{
+public:
+    VcsAnnotateTaskHandler();
+
+    bool canHandle(const Task &);
+    void handle(const Task &task);
+    QAction *createAction(QObject *parent = 0);
+};
+
+} // namespace Internal
+} // namespace ProjectExplorer
+
+#endif // PROJECTEXPLORER_VCSANNOTATETASKHANDLER_H