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mirror of https://invent.kde.org/network/falkon.git synced 2024-11-11 17:42:10 +01:00
falkonOfficial/src/lib/bookmarks/bookmarkstreeview.cpp
2016-01-02 19:58:54 +01:00

291 lines
9.0 KiB
C++

/* ============================================================
* QupZilla - WebKit based browser
* Copyright (C) 2014 David Rosca <nowrep@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* ============================================================ */
#include "bookmarkstreeview.h"
#include "bookmarksitemdelegate.h"
#include "bookmarksmodel.h"
#include "bookmarkitem.h"
#include "bookmarks.h"
#include "mainapplication.h"
#include <QHeaderView>
#include <QMouseEvent>
BookmarksTreeView::BookmarksTreeView(QWidget* parent)
: QTreeView(parent)
, m_bookmarks(mApp->bookmarks())
, m_model(m_bookmarks->model())
, m_filter(new BookmarksFilterModel(m_model))
, m_type(BookmarksManagerViewType)
{
setModel(m_filter);
setDragEnabled(true);
setAcceptDrops(true);
setUniformRowHeights(true);
setDropIndicatorShown(true);
setAllColumnsShowFocus(true);
setItemDelegate(new BookmarksItemDelegate(this));
header()->resizeSections(QHeaderView::ResizeToContents);
connect(this, &QTreeView::expanded, this, &BookmarksTreeView::indexExpanded);
connect(this, &QTreeView::collapsed, this, &BookmarksTreeView::indexCollapsed);
}
BookmarksTreeView::ViewType BookmarksTreeView::viewType() const
{
return m_type;
}
void BookmarksTreeView::setViewType(BookmarksTreeView::ViewType type)
{
m_type = type;
switch (m_type) {
case BookmarksManagerViewType:
setColumnHidden(1, false);
setHeaderHidden(false);
setMouseTracking(false);
setSelectionMode(QAbstractItemView::ExtendedSelection);
break;
case BookmarksSidebarViewType:
setColumnHidden(1, true);
setHeaderHidden(true);
setMouseTracking(true);
setSelectionMode(QAbstractItemView::SingleSelection);
break;
default:
break;
}
restoreExpandedState(QModelIndex());
}
BookmarkItem* BookmarksTreeView::selectedBookmark() const
{
QList<BookmarkItem*> items = selectedBookmarks();
return items.count() == 1 ? items.at(0) : 0;
}
QList<BookmarkItem*> BookmarksTreeView::selectedBookmarks() const
{
QList<BookmarkItem*> items;
foreach (const QModelIndex &index, selectionModel()->selectedRows()) {
BookmarkItem* item = m_model->item(m_filter->mapToSource(index));
items.append(item);
}
return items;
}
void BookmarksTreeView::selectBookmark(BookmarkItem* item)
{
QModelIndex col0 = m_filter->mapFromSource(m_model->index(item, 0));
QModelIndex col1 = m_filter->mapFromSource(m_model->index(item, 1));
selectionModel()->clearSelection();
selectionModel()->select(col0, QItemSelectionModel::Select);
selectionModel()->select(col1, QItemSelectionModel::Select);
}
void BookmarksTreeView::ensureBookmarkVisible(BookmarkItem* item)
{
QModelIndex index = m_filter->mapFromSource(m_model->index(item));
QModelIndex parent = m_filter->parent(index);
while (parent.isValid()) {
setExpanded(parent, true);
parent = m_filter->parent(parent);
}
}
void BookmarksTreeView::search(const QString &string)
{
m_filter->setFilterFixedString(string);
}
void BookmarksTreeView::indexExpanded(const QModelIndex &parent)
{
BookmarkItem* item = m_model->item(m_filter->mapToSource(parent));
switch (m_type) {
case BookmarksManagerViewType:
item->setExpanded(true);
break;
case BookmarksSidebarViewType:
item->setSidebarExpanded(true);
break;
default:
break;
}
}
void BookmarksTreeView::indexCollapsed(const QModelIndex &parent)
{
BookmarkItem* item = m_model->item(m_filter->mapToSource(parent));
switch (m_type) {
case BookmarksManagerViewType:
item->setExpanded(false);
break;
case BookmarksSidebarViewType:
item->setSidebarExpanded(false);
break;
default:
break;
}
}
void BookmarksTreeView::restoreExpandedState(const QModelIndex &parent)
{
for (int i = 0; i < m_filter->rowCount(parent); ++i) {
QModelIndex index = m_filter->index(i, 0, parent);
BookmarkItem* item = m_model->item(m_filter->mapToSource(index));
setExpanded(index, m_type == BookmarksManagerViewType ? item->isExpanded() : item->isSidebarExpanded());
restoreExpandedState(index);
}
}
void BookmarksTreeView::rowsInserted(const QModelIndex &parent, int start, int end)
{
restoreExpandedState(parent);
QTreeView::rowsInserted(parent, start, end);
}
void BookmarksTreeView::selectionChanged(const QItemSelection &selected, const QItemSelection &deselected)
{
Q_UNUSED(selected)
Q_UNUSED(deselected)
emit bookmarksSelected(selectedBookmarks());
}
void BookmarksTreeView::contextMenuEvent(QContextMenuEvent* event)
{
emit contextMenuRequested(viewport()->mapToGlobal(event->pos()));
}
void BookmarksTreeView::mouseMoveEvent(QMouseEvent* event)
{
QTreeView::mouseMoveEvent(event);
if (m_type == BookmarksSidebarViewType) {
QCursor cursor = Qt::ArrowCursor;
if (event->buttons() == Qt::NoButton) {
QModelIndex index = indexAt(event->pos());
if (index.isValid() && index.data(BookmarksModel::TypeRole).toInt() == BookmarkItem::Url) {
cursor = Qt::PointingHandCursor;
}
}
viewport()->setCursor(cursor);
}
}
void BookmarksTreeView::mousePressEvent(QMouseEvent* event)
{
QTreeView::mousePressEvent(event);
if (selectionModel()->selectedRows().count() == 1) {
QModelIndex index = indexAt(event->pos());
Qt::MouseButtons buttons = event->buttons();
Qt::KeyboardModifiers modifiers = event->modifiers();
if (index.isValid()) {
BookmarkItem* item = m_model->item(m_filter->mapToSource(index));
if (buttons == Qt::LeftButton && modifiers == Qt::ShiftModifier) {
emit bookmarkShiftActivated(item);
}
else if (buttons == Qt::MiddleButton || (buttons == Qt::LeftButton && modifiers == Qt::ControlModifier)) {
emit bookmarkCtrlActivated(item);
}
}
}
}
void BookmarksTreeView::mouseReleaseEvent(QMouseEvent* event)
{
QTreeView::mouseReleaseEvent(event);
if (selectionModel()->selectedRows().count() == 1) {
QModelIndex index = indexAt(event->pos());
if (index.isValid()) {
BookmarkItem* item = m_model->item(m_filter->mapToSource(index));
// Activate bookmarks with single mouse click in Sidebar
if (m_type == BookmarksSidebarViewType && event->button() == Qt::LeftButton && event->modifiers() == Qt::NoModifier) {
emit bookmarkActivated(item);
}
}
}
}
void BookmarksTreeView::mouseDoubleClickEvent(QMouseEvent* event)
{
QTreeView::mouseDoubleClickEvent(event);
if (selectionModel()->selectedRows().count() == 1) {
QModelIndex index = indexAt(event->pos());
if (index.isValid()) {
BookmarkItem* item = m_model->item(m_filter->mapToSource(index));
Qt::MouseButtons buttons = event->buttons();
Qt::KeyboardModifiers modifiers = QApplication::keyboardModifiers();
if (buttons == Qt::LeftButton && modifiers == Qt::NoModifier) {
emit bookmarkActivated(item);
}
else if (buttons == Qt::LeftButton && modifiers == Qt::ShiftModifier) {
emit bookmarkShiftActivated(item);
}
}
}
}
void BookmarksTreeView::keyPressEvent(QKeyEvent* event)
{
QTreeView::keyPressEvent(event);
if (selectionModel()->selectedRows().count() == 1) {
QModelIndex index = selectionModel()->selectedRows().at(0);
BookmarkItem* item = m_model->item(m_filter->mapToSource(index));
switch (event->key()) {
case Qt::Key_Return:
case Qt::Key_Enter:
if (item->isFolder() && (event->modifiers() == Qt::NoModifier || event->modifiers() == Qt::KeypadModifier)) {
setExpanded(index, !isExpanded(index));
}
else {
Qt::KeyboardModifiers modifiers = event->modifiers();
if (modifiers == Qt::NoModifier || modifiers == Qt::KeypadModifier) {
emit bookmarkActivated(item);
}
else if (modifiers == Qt::ControlModifier) {
emit bookmarkCtrlActivated(item);
}
else if (modifiers == Qt::ShiftModifier) {
emit bookmarkShiftActivated(item);
}
}
break;
}
}
}