1 files changed, 559 insertions, 0 deletions
diff --git a/src/assistant/tools/assistant/bookmarkmanager.cpp b/src/assistant/tools/assistant/bookmarkmanager.cpp
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index 000000000..87331463b
--- /dev/null
+++ b/src/assistant/tools/assistant/bookmarkmanager.cpp
@@ -0,0 +1,559 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Assistant of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include "tracer.h"
+
+#include "bookmarkmanager.h"
+#include "bookmarkmanagerwidget.h"
+#include "bookmarkdialog.h"
+#include "bookmarkfiltermodel.h"
+#include "bookmarkitem.h"
+#include "bookmarkmodel.h"
+#include "centralwidget.h"
+#include "helpenginewrapper.h"
+
+#include <QtGui/QMenu>
+#include <QtGui/QKeyEvent>
+#include <QtGui/QMessageBox>
+#include <QtGui/QSortFilterProxyModel>
+#include <QtGui/QToolBar>
+
+QT_BEGIN_NAMESPACE
+
+// -- BookmarkManager::BookmarkWidget
+
+void BookmarkManager::BookmarkWidget::focusInEvent(QFocusEvent *event)
+{
+    TRACE_OBJ
+    if (event->reason() != Qt::MouseFocusReason) {
+        ui.lineEdit->selectAll();
+        ui.lineEdit->setFocus();
+
+        // force the focus in event on bookmark manager
+        emit focusInEvent();
+    }
+}
+
+// -- BookmarkManager::BookmarkTreeView
+
+BookmarkManager::BookmarkTreeView::BookmarkTreeView(QWidget *parent)
+    : QTreeView(parent)
+{
+    TRACE_OBJ
+    setAcceptDrops(true);
+    setDragEnabled(true);
+    setAutoExpandDelay(1000);
+    setUniformRowHeights(true);
+    setDropIndicatorShown(true);
+    setExpandsOnDoubleClick(true);
+
+    connect(this, SIGNAL(expanded(QModelIndex)), this,
+        SLOT(setExpandedData(QModelIndex)));
+    connect(this, SIGNAL(collapsed(QModelIndex)), this,
+        SLOT(setExpandedData(QModelIndex)));
+
+}
+
+void BookmarkManager::BookmarkTreeView::subclassKeyPressEvent(QKeyEvent *event)
+{
+    TRACE_OBJ
+    QTreeView::keyPressEvent(event);
+}
+
+void BookmarkManager::BookmarkTreeView::setExpandedData(const QModelIndex &index)
+{
+    TRACE_OBJ
+    if (BookmarkModel *treeModel = qobject_cast<BookmarkModel*> (model()))
+        treeModel->setData(index, isExpanded(index), UserRoleExpanded);
+}
+
+// -- BookmarkManager
+
+QMutex BookmarkManager::mutex;
+BookmarkManager* BookmarkManager::bookmarkManager = 0;
+
+// -- public
+
+BookmarkManager* BookmarkManager::instance()
+{
+    TRACE_OBJ
+    if (!bookmarkManager) {
+        QMutexLocker _(&mutex);
+        if (!bookmarkManager)
+            bookmarkManager = new BookmarkManager();
+    }
+    return bookmarkManager;
+}
+
+void BookmarkManager::destroy()
+{
+    TRACE_OBJ
+    delete bookmarkManager;
+    bookmarkManager = 0;
+}
+
+QWidget* BookmarkManager::bookmarkDockWidget() const
+{
+    TRACE_OBJ
+    if (bookmarkWidget)
+        return bookmarkWidget;
+    return 0;
+}
+
+void BookmarkManager::setBookmarksMenu(QMenu* menu)
+{
+    TRACE_OBJ
+    bookmarkMenu = menu;
+    refreshBookmarkMenu();
+}
+
+void BookmarkManager::setBookmarksToolbar(QToolBar *toolBar)
+{
+    TRACE_OBJ
+    m_toolBar = toolBar;
+    refreshBookmarkToolBar();
+}
+
+// -- public slots
+
+void BookmarkManager::addBookmark(const QString &title, const QString &url)
+{
+    TRACE_OBJ
+    showBookmarkDialog(title.isEmpty() ? tr("Untitled") : title,
+        url.isEmpty() ? QLatin1String("about:blank") : url);
+}
+
+// -- private
+
+BookmarkManager::BookmarkManager()
+    : typeAndSearch(false)
+    , bookmarkMenu(0)
+    , m_toolBar(0)
+    , bookmarkModel(new BookmarkModel)
+    , bookmarkFilterModel(0)
+    , typeAndSearchModel(0)
+    , bookmarkWidget(new BookmarkWidget)
+    , bookmarkTreeView(new BookmarkTreeView)
+    , bookmarkManagerWidget(0)
+{
+    TRACE_OBJ
+    bookmarkWidget->installEventFilter(this);
+    connect(bookmarkWidget->ui.add, SIGNAL(clicked()), this,
+        SLOT(addBookmark()));
+    connect(bookmarkWidget->ui.remove, SIGNAL(clicked()), this,
+        SLOT(removeBookmark()));
+    connect(bookmarkWidget->ui.lineEdit, SIGNAL(textChanged(QString)), this,
+        SLOT(textChanged(QString)));
+    connect(bookmarkWidget, SIGNAL(focusInEvent()), this, SLOT(focusInEvent()));
+
+    bookmarkTreeView->setModel(bookmarkModel);
+    bookmarkTreeView->installEventFilter(this);
+    bookmarkTreeView->viewport()->installEventFilter(this);
+    bookmarkTreeView->setContextMenuPolicy(Qt::CustomContextMenu);
+    bookmarkWidget->ui.stackedWidget->addWidget(bookmarkTreeView);
+
+    connect(bookmarkTreeView, SIGNAL(activated(QModelIndex)), this,
+        SLOT(setSourceFromIndex(QModelIndex)));
+    connect(bookmarkTreeView, SIGNAL(customContextMenuRequested(QPoint)), this,
+        SLOT(customContextMenuRequested(QPoint)));
+
+    connect(&HelpEngineWrapper::instance(), SIGNAL(setupFinished()), this,
+        SLOT(setupFinished()));
+    connect(bookmarkModel, SIGNAL(rowsRemoved(QModelIndex, int, int)), this,
+        SLOT(refreshBookmarkMenu()));
+    connect(bookmarkModel, SIGNAL(rowsInserted(QModelIndex, int, int)), this,
+        SLOT(refreshBookmarkMenu()));
+    connect(bookmarkModel, SIGNAL(dataChanged(QModelIndex, QModelIndex)), this,
+        SLOT(refreshBookmarkMenu()));
+
+    connect(bookmarkModel, SIGNAL(rowsRemoved(QModelIndex, int, int)), this,
+        SLOT(refreshBookmarkToolBar()));
+    connect(bookmarkModel, SIGNAL(rowsInserted(QModelIndex, int, int)), this,
+        SLOT(refreshBookmarkToolBar()));
+    connect(bookmarkModel, SIGNAL(dataChanged(QModelIndex, QModelIndex)), this,
+        SLOT(refreshBookmarkToolBar()));
+}
+
+BookmarkManager::~BookmarkManager()
+{
+    TRACE_OBJ
+    delete bookmarkManagerWidget;
+    HelpEngineWrapper::instance().setBookmarks(bookmarkModel->bookmarks());
+    delete bookmarkModel;
+}
+
+void BookmarkManager::removeItem(const QModelIndex &index)
+{
+    TRACE_OBJ
+    QModelIndex current = index;
+    if (typeAndSearch) { // need to map because of proxy
+        current = typeAndSearchModel->mapToSource(current);
+        current = bookmarkFilterModel->mapToSource(current);
+    } else if (!bookmarkModel->parent(index).isValid()) {
+        return;  // check if we should delete the "Bookmarks Menu", bail
+    }
+
+    if (bookmarkModel->hasChildren(current)) {
+        int value = QMessageBox::question(bookmarkTreeView, tr("Remove"),
+            tr("You are going to delete a Folder, this will also<br>"
+            "remove it's content. Are you sure to continue?"),
+            QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Cancel);
+        if (value == QMessageBox::Cancel)
+            return;
+    }
+    bookmarkModel->removeItem(current);
+}
+
+bool BookmarkManager::eventFilter(QObject *object, QEvent *event)
+{
+    if (object != bookmarkTreeView && object != bookmarkTreeView->viewport()
+        && object != bookmarkWidget)
+            return QObject::eventFilter(object, event);
+
+    TRACE_OBJ
+    const bool isWidget = object == bookmarkWidget;
+    if (event->type() == QEvent::KeyPress) {
+        QKeyEvent *ke = static_cast<QKeyEvent*>(event);
+        switch (ke->key()) {
+            case Qt::Key_F2: {
+                renameBookmark(bookmarkTreeView->currentIndex());
+            }   break;
+
+            case Qt::Key_Delete: {
+                removeItem(bookmarkTreeView->currentIndex());
+                return true;
+            }   break;
+
+            case Qt::Key_Up: {    // needs event filter on widget
+            case Qt::Key_Down:
+                if (isWidget)
+                    bookmarkTreeView->subclassKeyPressEvent(ke);
+            }   break;
+
+            case Qt::Key_Escape: {
+                emit escapePressed();
+            }   break;
+
+            default: break;
+        }
+    }
+
+    if (event->type() == QEvent::MouseButtonRelease && !isWidget) {
+        QMouseEvent *me = static_cast<QMouseEvent*>(event);
+        switch (me->button()) {
+            case Qt::LeftButton: {
+                if (me->modifiers() & Qt::ControlModifier)
+                    setSourceFromIndex(bookmarkTreeView->currentIndex(), true);
+            }   break;
+
+            case Qt::MidButton: {
+                setSourceFromIndex(bookmarkTreeView->currentIndex(), true);
+            }   break;
+
+            default: break;
+        }
+    }
+
+    return QObject::eventFilter(object, event);
+}
+
+void BookmarkManager::buildBookmarksMenu(const QModelIndex &index, QMenu* menu)
+{
+    TRACE_OBJ
+    if (!index.isValid())
+        return;
+
+    const QString &text = index.data().toString();
+    const QIcon &icon = qvariant_cast<QIcon>(index.data(Qt::DecorationRole));
+    if (index.data(UserRoleFolder).toBool()) {
+        if (QMenu* subMenu = menu->addMenu(icon, text)) {
+            for (int i = 0; i < bookmarkModel->rowCount(index); ++i)
+                buildBookmarksMenu(bookmarkModel->index(i, 0, index), subMenu);
+        }
+    } else {
+        QAction *action = menu->addAction(icon, text);
+        action->setData(index.data(UserRoleUrl).toString());
+    }
+}
+
+void BookmarkManager::showBookmarkDialog(const QString &name, const QString &url)
+{
+    TRACE_OBJ
+    BookmarkDialog dialog(bookmarkModel, name, url, bookmarkTreeView);
+    dialog.exec();
+}
+
+// -- private slots
+
+void BookmarkManager::setupFinished()
+{
+    TRACE_OBJ
+    bookmarkModel->setBookmarks(HelpEngineWrapper::instance().bookmarks());
+    bookmarkModel->expandFoldersIfNeeeded(bookmarkTreeView);
+
+    refreshBookmarkMenu();
+    refreshBookmarkToolBar();
+
+    bookmarkTreeView->hideColumn(1);
+    bookmarkTreeView->header()->setVisible(false);
+    bookmarkTreeView->header()->setStretchLastSection(true);
+
+    if (!bookmarkFilterModel)
+        bookmarkFilterModel = new BookmarkFilterModel(this);
+    bookmarkFilterModel->setSourceModel(bookmarkModel);
+    bookmarkFilterModel->filterBookmarkFolders();
+
+    if (!typeAndSearchModel)
+        typeAndSearchModel = new QSortFilterProxyModel(this);
+    typeAndSearchModel->setDynamicSortFilter(true);
+    typeAndSearchModel->setSourceModel(bookmarkFilterModel);
+}
+
+void BookmarkManager::addBookmark()
+{
+    TRACE_OBJ
+    if (CentralWidget *widget = CentralWidget::instance())
+        addBookmark(widget->currentTitle(), widget->currentSource().toString());
+}
+
+void BookmarkManager::removeBookmark()
+{
+    TRACE_OBJ
+    removeItem(bookmarkTreeView->currentIndex());
+}
+
+void BookmarkManager::manageBookmarks()
+{
+    TRACE_OBJ
+    if (bookmarkManagerWidget == 0) {
+        bookmarkManagerWidget = new BookmarkManagerWidget(bookmarkModel);
+        connect(bookmarkManagerWidget, SIGNAL(setSource(QUrl)), this,
+            SIGNAL(setSource(QUrl)));
+        connect(bookmarkManagerWidget, SIGNAL(setSourceInNewTab(QUrl))
+            , this, SIGNAL(setSourceInNewTab(QUrl)));
+        connect(bookmarkManagerWidget, SIGNAL(managerWidgetAboutToClose())
+            , this, SLOT(managerWidgetAboutToClose()));
+    }
+    bookmarkManagerWidget->show();
+    bookmarkManagerWidget->raise();
+}
+
+void BookmarkManager::refreshBookmarkMenu()
+{
+    TRACE_OBJ
+    if (!bookmarkMenu)
+        return;
+
+    bookmarkMenu->clear();
+
+    bookmarkMenu->addAction(tr("Manage Bookmarks..."), this,
+        SLOT(manageBookmarks()));
+    bookmarkMenu->addAction(QIcon::fromTheme("bookmark-new"),
+        tr("Add Bookmark..."), this, SLOT(addBookmark()), QKeySequence(tr("Ctrl+D")));
+
+    bookmarkMenu->addSeparator();
+
+    QModelIndex root = bookmarkModel->index(0, 0, QModelIndex()).parent();
+    buildBookmarksMenu(bookmarkModel->index(0, 0, root), bookmarkMenu);
+
+    bookmarkMenu->addSeparator();
+
+    root = bookmarkModel->index(1, 0, QModelIndex());
+    for (int i = 0; i < bookmarkModel->rowCount(root); ++i)
+        buildBookmarksMenu(bookmarkModel->index(i, 0, root), bookmarkMenu);
+
+    connect(bookmarkMenu, SIGNAL(triggered(QAction*)), this,
+        SLOT(setSourceFromAction(QAction*)));
+}
+
+void BookmarkManager::refreshBookmarkToolBar()
+{
+    TRACE_OBJ
+    if (!m_toolBar)
+        return;
+
+    m_toolBar->clear();
+    m_toolBar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
+
+    const QModelIndex &root = bookmarkModel->index(0, 0, QModelIndex());
+    for (int i = 0; i < bookmarkModel->rowCount(root); ++i) {
+        const QModelIndex &index = bookmarkModel->index(i, 0, root);
+        if (index.data(UserRoleFolder).toBool()) {
+            QToolButton *button = new QToolButton(m_toolBar);
+            button->setPopupMode(QToolButton::InstantPopup);
+            button->setText(index.data().toString());
+            QMenu *menu = new QMenu(button);
+            for (int j = 0; j < bookmarkModel->rowCount(index); ++j)
+                buildBookmarksMenu(bookmarkModel->index(j, 0, index), menu);
+            connect(menu, SIGNAL(triggered(QAction*)), this,
+                SLOT(setSourceFromAction(QAction*)));
+            button->setMenu(menu);
+            button->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
+            button->setIcon(qvariant_cast<QIcon>(index.data(Qt::DecorationRole)));
+            QAction *a = m_toolBar->addWidget(button);
+            a->setText(index.data().toString());
+        } else {
+            QAction *action = m_toolBar->addAction(
+                qvariant_cast<QIcon>(index.data(Qt::DecorationRole)),
+                index.data().toString(), this, SLOT(setSourceFromAction()));
+            action->setData(index.data(UserRoleUrl).toString());
+        }
+    }
+}
+
+void BookmarkManager::renameBookmark(const QModelIndex &index)
+{
+    // check if we should rename the "Bookmarks Menu", bail
+    if (!typeAndSearch && !bookmarkModel->parent(index).isValid())
+        return;
+
+    bookmarkModel->setItemsEditable(true);
+    bookmarkTreeView->edit(index);
+    bookmarkModel->setItemsEditable(false);
+}
+
+
+void BookmarkManager::setSourceFromAction()
+{
+    TRACE_OBJ
+    setSourceFromAction(qobject_cast<QAction*> (sender()));
+}
+
+void BookmarkManager::setSourceFromAction(QAction *action)
+{
+    TRACE_OBJ
+    if (action) {
+        const QVariant &data = action->data();
+        if (data.canConvert<QUrl>())
+            emit setSource(data.toUrl());
+    }
+}
+
+void BookmarkManager::setSourceFromIndex(const QModelIndex &index, bool newTab)
+{
+    TRACE_OBJ
+    QAbstractItemModel *base = bookmarkModel;
+    if (typeAndSearch)
+        base = typeAndSearchModel;
+
+    if (base->data(index, UserRoleFolder).toBool())
+        return;
+
+    const QVariant &data = base->data(index, UserRoleUrl);
+    if (data.canConvert<QUrl>()) {
+        if (newTab)
+            emit setSourceInNewTab(data.toUrl());
+        else
+            emit setSource(data.toUrl());
+    }
+}
+
+void BookmarkManager::customContextMenuRequested(const QPoint &point)
+{
+    TRACE_OBJ
+    QModelIndex index = bookmarkTreeView->indexAt(point);
+    if (!index.isValid())
+        return;
+
+    // check if we should open the menu on "Bookmarks Menu", bail
+    if (!typeAndSearch && !bookmarkModel->parent(index).isValid())
+        return;
+
+    QAction *remove = 0;
+    QAction *rename = 0;
+    QAction *showItem = 0;
+    QAction *showItemInNewTab = 0;
+
+    QMenu menu(QLatin1String(""));
+    if (!typeAndSearch && bookmarkModel->data(index, UserRoleFolder).toBool()) {
+        remove = menu.addAction(tr("Delete Folder"));
+        rename = menu.addAction(tr("Rename Folder"));
+    } else {
+        showItem = menu.addAction(tr("Show Bookmark"));
+        showItemInNewTab = menu.addAction(tr("Show Bookmark in New Tab"));
+        menu.addSeparator();
+        remove = menu.addAction(tr("Delete Bookmark"));
+        rename = menu.addAction(tr("Rename Bookmark"));
+    }
+
+    QAction *pickedAction = menu.exec(bookmarkTreeView->mapToGlobal(point));
+    if (pickedAction == rename)
+        renameBookmark(index);
+    else if (pickedAction == remove)
+        removeItem(index);
+    else if (pickedAction == showItem || pickedAction == showItemInNewTab)
+        setSourceFromIndex(index, pickedAction == showItemInNewTab);
+}
+
+void BookmarkManager::focusInEvent()
+{
+    TRACE_OBJ
+    const QModelIndex &index = bookmarkTreeView->indexAt(QPoint(2, 2));
+    if (index.isValid())
+        bookmarkTreeView->setCurrentIndex(index);
+}
+
+void BookmarkManager::managerWidgetAboutToClose()
+{
+    delete bookmarkManagerWidget;
+    bookmarkManagerWidget = 0;
+}
+
+void BookmarkManager::textChanged(const QString &text)
+{
+    TRACE_OBJ
+    if (!bookmarkWidget->ui.lineEdit->text().isEmpty()) {
+        if (!typeAndSearch) {
+            typeAndSearch = true;
+            bookmarkTreeView->setItemsExpandable(false);
+            bookmarkTreeView->setRootIsDecorated(false);
+            bookmarkTreeView->setModel(typeAndSearchModel);
+        }
+        typeAndSearchModel->setFilterRegExp(QRegExp(text));
+    } else {
+        typeAndSearch = false;
+        bookmarkTreeView->setModel(bookmarkModel);
+        bookmarkTreeView->setItemsExpandable(true);
+        bookmarkTreeView->setRootIsDecorated(true);
+        bookmarkModel->expandFoldersIfNeeeded(bookmarkTreeView);
+    }
+}
+
+QT_END_NAMESPACE