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[Bookmarks] Added BookmarksTreeView class
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nowrep
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181de48f68
171
src/lib/bookmarks/bookmarkstreeview.cpp
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171
src/lib/bookmarks/bookmarkstreeview.cpp
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/* ============================================================
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* QupZilla - WebKit based browser
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* Copyright (C) 2014 David Rosca <nowrep@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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* ============================================================ */
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#include "bookmarkstreeview.h"
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#include "bookmarksmodel.h"
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#include "bookmarkitem.h"
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#include "bookmarks.h"
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#include "mainapplication.h"
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#include <QHeaderView>
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#include <QMouseEvent>
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BookmarksTreeView::BookmarksTreeView(QWidget* parent)
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: QTreeView(parent)
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, m_bookmarks(mApp->bookmarks())
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, m_model(m_bookmarks->model())
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{
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setModel(m_model);
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setDragEnabled(true);
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setAcceptDrops(true);
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setDropIndicatorShown(true);
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setSelectionMode(QAbstractItemView::ExtendedSelection);
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setContextMenuPolicy(Qt::CustomContextMenu);
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header()->resizeSections(QHeaderView::ResizeToContents);
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restoreExpandedState(QModelIndex());
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connect(this, SIGNAL(expanded(QModelIndex)), this, SLOT(indexExpanded(QModelIndex)));
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connect(this, SIGNAL(collapsed(QModelIndex)), this, SLOT(indexCollapsed(QModelIndex)));
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connect(selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)), this, SLOT(selectionChanged()));
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connect(this, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(createContextMenu(QPoint)));
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}
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QList<BookmarkItem*> BookmarksTreeView::selectedBookmarks() const
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{
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QList<BookmarkItem*> items;
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foreach (const QModelIndex &index, selectionModel()->selectedRows()) {
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BookmarkItem* item = m_model->item(index);
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items.append(item);
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}
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return items;
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}
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void BookmarksTreeView::indexExpanded(const QModelIndex &parent)
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{
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BookmarkItem* item = m_model->item(parent);
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item->setExpanded(true);
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}
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void BookmarksTreeView::indexCollapsed(const QModelIndex &parent)
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{
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BookmarkItem* item = m_model->item(parent);
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item->setExpanded(false);
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}
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void BookmarksTreeView::selectionChanged()
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{
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emit bookmarksSelected(selectedBookmarks());
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}
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void BookmarksTreeView::createContextMenu(const QPoint &point)
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{
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QModelIndex index = indexAt(point);
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BookmarkItem* item = index.isValid() ? m_model->item(index) : 0;
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emit contextMenuRequested(item);
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}
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void BookmarksTreeView::restoreExpandedState(const QModelIndex &parent)
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{
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for (int i = 0; i < m_model->rowCount(parent); ++i) {
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QModelIndex index = m_model->index(i, 0, parent);
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BookmarkItem* item = m_model->item(index);
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setExpanded(index, item->isExpanded());
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restoreExpandedState(index);
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}
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}
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void BookmarksTreeView::rowsInserted(const QModelIndex &parent, int start, int end)
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{
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restoreExpandedState(parent);
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QTreeView::rowsInserted(parent, start, end);
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}
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void BookmarksTreeView::mousePressEvent(QMouseEvent* event)
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{
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QModelIndex index = indexAt(event->pos());
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if (index.isValid()) {
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BookmarkItem* item = m_model->item(index);
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Qt::MouseButtons buttons = event->buttons();
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Qt::KeyboardModifiers modifiers = QApplication::keyboardModifiers();
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if (buttons == Qt::LeftButton && modifiers == Qt::ShiftModifier) {
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emit bookmarkShiftActivated(item);
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}
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else if (buttons == Qt::MiddleButton || modifiers == Qt::ControlModifier) {
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emit bookmarkCtrlActivated(item);
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}
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}
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QTreeView::mousePressEvent(event);
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}
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void BookmarksTreeView::mouseDoubleClickEvent(QMouseEvent* event)
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{
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QModelIndex index = indexAt(event->pos());
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if (index.isValid()) {
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BookmarkItem* item = m_model->item(index);
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Qt::MouseButtons buttons = event->buttons();
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Qt::KeyboardModifiers modifiers = QApplication::keyboardModifiers();
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if (buttons == Qt::LeftButton && modifiers == Qt::NoModifier) {
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emit bookmarkActivated(item);
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}
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else if (buttons == Qt::LeftButton && modifiers == Qt::ShiftModifier) {
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emit bookmarkShiftActivated(item);
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}
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}
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QTreeView::mouseDoubleClickEvent(event);
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}
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void BookmarksTreeView::keyPressEvent(QKeyEvent* event)
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{
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if (selectionModel()->selectedRows().count() == 1) {
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QModelIndex index = selectionModel()->selectedRows().first();
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BookmarkItem* item = m_model->item(index);
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switch (event->key()) {
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case Qt::Key_Return:
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case Qt::Key_Enter:
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if (item->type() == BookmarkItem::Folder && event->modifiers() == Qt::NoModifier) {
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setExpanded(index, !isExpanded(index));
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}
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else {
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Qt::KeyboardModifiers modifiers = event->modifiers();
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if (modifiers == Qt::NoModifier) {
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emit bookmarkActivated(item);
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}
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else if (modifiers == Qt::ControlModifier) {
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emit bookmarkCtrlActivated(item);
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}
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else if (modifiers == Qt::ShiftModifier) {
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emit bookmarkShiftActivated(item);
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}
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}
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break;
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}
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}
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QTreeView::keyPressEvent(event);
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}
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68
src/lib/bookmarks/bookmarkstreeview.h
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68
src/lib/bookmarks/bookmarkstreeview.h
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@ -0,0 +1,68 @@
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/* ============================================================
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* QupZilla - WebKit based browser
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* Copyright (C) 2014 David Rosca <nowrep@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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* ============================================================ */
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#ifndef BOOKMARKSTREEVIEW_H
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#define BOOKMARKSTREEVIEW_H
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#include <QTreeView>
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#include "qz_namespace.h"
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class Bookmarks;
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class BookmarkItem;
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class BookmarksModel;
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class QT_QUPZILLA_EXPORT BookmarksTreeView : public QTreeView
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{
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Q_OBJECT
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public:
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explicit BookmarksTreeView(QWidget* parent = 0);
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QList<BookmarkItem*> selectedBookmarks() const;
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signals:
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// Open bookmark in current tab
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void bookmarkActivated(BookmarkItem* item);
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// Open bookmark in new tab
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void bookmarkCtrlActivated(BookmarkItem* item);
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// Open bookmark in new window
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void bookmarkShiftActivated(BookmarkItem* item);
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void contextMenuRequested(BookmarkItem* item);
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void bookmarksSelected(QList<BookmarkItem*> items);
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private slots:
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void indexExpanded(const QModelIndex &parent);
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void indexCollapsed(const QModelIndex &parent);
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void selectionChanged();
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void createContextMenu(const QPoint &point);
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private:
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void restoreExpandedState(const QModelIndex &parent);
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void rowsInserted(const QModelIndex &parent, int start, int end);
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void mousePressEvent(QMouseEvent* event);
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void mouseDoubleClickEvent(QMouseEvent* event);
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void keyPressEvent(QKeyEvent* event);
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Bookmarks* m_bookmarks;
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BookmarksModel* m_model;
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};
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#endif // BOOKMARKSTREEVIEW_H
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