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path: root/src/plugins/bookmarks/bookmarksplugin.cpp
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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** No Commercial Usage
**
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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.
**
** 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/

#include "bookmarksplugin.h"
#include "bookmarkmanager.h"
#include "bookmarks_global.h"

#include <coreplugin/icore.h>
#include <coreplugin/editormanager/ieditor.h>
#include <coreplugin/editormanager/editormanager.h>
#include <coreplugin/coreconstants.h>
#include <coreplugin/actionmanager/actionmanager.h>
#include <coreplugin/actionmanager/actioncontainer.h>
#include <coreplugin/actionmanager/command.h>
#include <coreplugin/uniqueidmanager.h>
#include <extensionsystem/pluginmanager.h>
#include <texteditor/itexteditor.h>
#include <texteditor/texteditorconstants.h>

#include <QtCore/QtPlugin>
#include <QtCore/QDebug>

#include <QtGui/QMenu>

using namespace Bookmarks::Constants;
using namespace Bookmarks::Internal;
using namespace TextEditor;

BookmarksPlugin *BookmarksPlugin::m_instance = 0;

BookmarksPlugin::BookmarksPlugin()
    : m_bookmarkManager(0),
      m_bookmarkMarginActionLineNumber(0)
{
    m_instance = this;
}

void BookmarksPlugin::extensionsInitialized()
{
}

bool BookmarksPlugin::initialize(const QStringList & /*arguments*/, QString *)
{
    Core::ICore *core = Core::ICore::instance();
    Core::ActionManager *am = core->actionManager();
    Core::Context textcontext(TextEditor::Constants::C_TEXTEDITOR);
    Core::Context globalcontext(Core::Constants::C_GLOBAL);

    Core::ActionContainer *mtools = am->actionContainer(Core::Constants::M_TOOLS);
    Core::ActionContainer *mbm = am->createMenu(Core::Id(BOOKMARKS_MENU));
    mbm->menu()->setTitle(tr("&Bookmarks"));
    mtools->addMenu(mbm);

    //Toggle
    m_toggleAction = new QAction(tr("Toggle Bookmark"), this);
    Core::Command *cmd =
        am->registerAction(m_toggleAction, BOOKMARKS_TOGGLE_ACTION, textcontext);
#ifndef Q_WS_MAC
    cmd->setDefaultKeySequence(QKeySequence(tr("Ctrl+M")));
#else
    cmd->setDefaultKeySequence(QKeySequence(tr("Meta+M")));
#endif
    mbm->addAction(cmd);

    QAction *sep = new QAction(this);
    sep->setSeparator(true);
    cmd = am->registerAction(sep, Core::Id("Bookmarks.Sep.Toggle"), textcontext);
    mbm->addAction(cmd);

    //Previous
    m_prevAction = new QAction(tr("Previous Bookmark"), this);
    cmd = am->registerAction(m_prevAction, BOOKMARKS_PREV_ACTION, globalcontext);
#ifndef Q_WS_MAC
    cmd->setDefaultKeySequence(QKeySequence(tr("Ctrl+,")));
#else
    cmd->setDefaultKeySequence(QKeySequence(tr("Meta+,")));
#endif
    mbm->addAction(cmd);

    //Next
    m_nextAction = new QAction(tr("Next Bookmark"), this);
    cmd = am->registerAction(m_nextAction, BOOKMARKS_NEXT_ACTION, globalcontext);
#ifndef Q_WS_MAC
    cmd->setDefaultKeySequence(QKeySequence(tr("Ctrl+.")));
#else
    cmd->setDefaultKeySequence(QKeySequence(tr("Meta+.")));
#endif
    mbm->addAction(cmd);

    sep = new QAction(this);
    sep->setSeparator(true);
    cmd = am->registerAction(sep, Core::Id("Bookmarks.Sep.DirNavigation"), globalcontext);
    mbm->addAction(cmd);

    //Previous Doc
    m_docPrevAction = new QAction(tr("Previous Bookmark in Document"), this);
    cmd = am->registerAction(m_docPrevAction, BOOKMARKS_PREVDOC_ACTION, globalcontext);
    mbm->addAction(cmd);

    //Next Doc
    m_docNextAction = new QAction(tr("Next Bookmark in Document"), this);
    cmd = am->registerAction(m_docNextAction, BOOKMARKS_NEXTDOC_ACTION, globalcontext);
    mbm->addAction(cmd);

    m_bookmarkManager = new BookmarkManager;

    connect(m_toggleAction, SIGNAL(triggered()), m_bookmarkManager, SLOT(toggleBookmark()));
    connect(m_prevAction, SIGNAL(triggered()), m_bookmarkManager, SLOT(prev()));
    connect(m_nextAction, SIGNAL(triggered()), m_bookmarkManager, SLOT(next()));
    connect(m_docPrevAction, SIGNAL(triggered()), m_bookmarkManager, SLOT(prevInDocument()));
    connect(m_docNextAction, SIGNAL(triggered()), m_bookmarkManager, SLOT(nextInDocument()));
    connect(m_bookmarkManager, SIGNAL(updateActions(int)), this, SLOT(updateActions(int)));
    updateActions(m_bookmarkManager->state());
    addAutoReleasedObject(new BookmarkViewFactory(m_bookmarkManager));

    m_bookmarkMarginAction = new QAction(this);
    m_bookmarkMarginAction->setText(tr("Toggle Bookmark"));
    connect(m_bookmarkMarginAction, SIGNAL(triggered()),
        this, SLOT(bookmarkMarginActionTriggered()));

    // EditorManager
    QObject *editorManager = core->editorManager();
    connect(editorManager, SIGNAL(editorAboutToClose(Core::IEditor*)),
        this, SLOT(editorAboutToClose(Core::IEditor*)));
    connect(editorManager, SIGNAL(editorOpened(Core::IEditor*)),
        this, SLOT(editorOpened(Core::IEditor*)));

    return true;
}

BookmarksPlugin::~BookmarksPlugin()
{
    delete m_bookmarkManager;
}

void BookmarksPlugin::updateActions(int state)
{
    const bool hasbm    = state >= BookmarkManager::HasBookMarks;
    const bool hasdocbm = state == BookmarkManager::HasBookmarksInDocument;

    m_toggleAction->setEnabled(true);
    m_prevAction->setEnabled(hasbm);
    m_nextAction->setEnabled(hasbm);
    m_docPrevAction->setEnabled(hasdocbm);
    m_docNextAction->setEnabled(hasdocbm);
}

void BookmarksPlugin::editorOpened(Core::IEditor *editor)
{
    if (qobject_cast<ITextEditor *>(editor)) {
        connect(editor, SIGNAL(markContextMenuRequested(TextEditor::ITextEditor*,int,QMenu*)),
                this, SLOT(requestContextMenu(TextEditor::ITextEditor*,int,QMenu*)));
    }
}

void BookmarksPlugin::editorAboutToClose(Core::IEditor *editor)
{
    if (qobject_cast<ITextEditor *>(editor)) {
        disconnect(editor, SIGNAL(markContextMenuRequested(TextEditor::ITextEditor*,int,QMenu*)),
                this, SLOT(requestContextMenu(TextEditor::ITextEditor*,int,QMenu*)));
    }
}

void BookmarksPlugin::requestContextMenu(TextEditor::ITextEditor *editor,
    int lineNumber, QMenu *menu)
{
    m_bookmarkMarginActionLineNumber = lineNumber;
    m_bookmarkMarginActionFileName = editor->file()->fileName();
    menu->addAction(m_bookmarkMarginAction);
}

void BookmarksPlugin::bookmarkMarginActionTriggered()
{
    m_bookmarkManager->toggleBookmark(
        m_bookmarkMarginActionFileName,
        m_bookmarkMarginActionLineNumber
    );
}

Q_EXPORT_PLUGIN(BookmarksPlugin)