mirror of
https://invent.kde.org/system/dolphin
synced 2024-09-12 12:54:29 +00:00
356 lines
11 KiB
C++
356 lines
11 KiB
C++
/***************************************************************************
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* Copyright (C) 2014 by Emmanuel Pescosta <emmanuelpescosta099@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 2 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, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
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***************************************************************************/
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#include "dolphintabwidget.h"
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#include "dolphintabbar.h"
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#include "dolphintabpage.h"
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#include "dolphinviewcontainer.h"
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#include "dolphin_generalsettings.h"
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#include <QApplication>
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#include <KConfigGroup>
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#include <kio/global.h>
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#include <KRun>
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DolphinTabWidget::DolphinTabWidget(QWidget* parent) :
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QTabWidget(parent),
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m_placesSelectorVisible(true)
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{
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connect(this, SIGNAL(tabCloseRequested(int)),
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this, SLOT(closeTab(int)));
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connect(this, SIGNAL(currentChanged(int)),
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this, SLOT(currentTabChanged(int)));
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DolphinTabBar* tabBar = new DolphinTabBar(this);
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connect(tabBar, SIGNAL(openNewActivatedTab(int)),
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this, SLOT(openNewActivatedTab(int)));
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connect(tabBar, SIGNAL(tabDropEvent(int,QDropEvent*)),
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this, SLOT(tabDropEvent(int,QDropEvent*)));
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connect(tabBar, SIGNAL(tabDetachRequested(int)),
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this, SLOT(detachTab(int)));
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tabBar->hide();
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setTabBar(tabBar);
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setDocumentMode(true);
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setElideMode(Qt::ElideRight);
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setUsesScrollButtons(true);
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}
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DolphinTabPage* DolphinTabWidget::currentTabPage() const
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{
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return tabPageAt(currentIndex());
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}
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DolphinTabPage* DolphinTabWidget::tabPageAt(const int index) const
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{
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return static_cast<DolphinTabPage*>(widget(index));
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}
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void DolphinTabWidget::saveProperties(KConfigGroup& group) const
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{
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const int tabCount = count();
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group.writeEntry("Tab Count", tabCount);
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group.writeEntry("Active Tab Index", currentIndex());
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for (int i = 0; i < tabCount; ++i) {
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const DolphinTabPage* tabPage = tabPageAt(i);
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group.writeEntry("Tab Data " % QString::number(i), tabPage->saveState());
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}
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}
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void DolphinTabWidget::readProperties(const KConfigGroup& group)
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{
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const int tabCount = group.readEntry("Tab Count", 0);
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for (int i = 0; i < tabCount; ++i) {
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if (i >= count()) {
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openNewActivatedTab();
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}
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if (group.hasKey("Tab Data " % QString::number(i))) {
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// Tab state created with Dolphin > 4.14.x
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const QByteArray state = group.readEntry("Tab Data " % QString::number(i), QByteArray());
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tabPageAt(i)->restoreState(state);
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} else {
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// Tab state created with Dolphin <= 4.14.x
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const QByteArray state = group.readEntry("Tab " % QString::number(i), QByteArray());
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tabPageAt(i)->restoreStateV1(state);
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}
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}
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const int index = group.readEntry("Active Tab Index", 0);
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setCurrentIndex(index);
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}
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void DolphinTabWidget::refreshViews()
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{
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const int tabCount = count();
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for (int i = 0; i < tabCount; ++i) {
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tabPageAt(i)->refreshViews();
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}
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}
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void DolphinTabWidget::openNewActivatedTab()
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{
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const DolphinViewContainer* oldActiveViewContainer = currentTabPage()->activeViewContainer();
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Q_ASSERT(oldActiveViewContainer);
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const bool isUrlEditable = oldActiveViewContainer->urlNavigator()->isUrlEditable();
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openNewActivatedTab(oldActiveViewContainer->url());
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DolphinViewContainer* newActiveViewContainer = currentTabPage()->activeViewContainer();
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Q_ASSERT(newActiveViewContainer);
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// The URL navigator of the new tab should have the same editable state
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// as the current tab
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KUrlNavigator* navigator = newActiveViewContainer->urlNavigator();
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navigator->setUrlEditable(isUrlEditable);
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if (isUrlEditable) {
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// If a new tab is opened and the URL is editable, assure that
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// the user can edit the URL without manually setting the focus
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navigator->setFocus();
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}
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}
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void DolphinTabWidget::openNewActivatedTab(const QUrl& primaryUrl, const QUrl& secondaryUrl)
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{
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openNewTab(primaryUrl, secondaryUrl);
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setCurrentIndex(count() - 1);
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}
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void DolphinTabWidget::openNewTab(const QUrl& primaryUrl, const QUrl& secondaryUrl)
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{
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QWidget* focusWidget = QApplication::focusWidget();
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DolphinTabPage* tabPage = new DolphinTabPage(primaryUrl, secondaryUrl, this);
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tabPage->setPlacesSelectorVisible(m_placesSelectorVisible);
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connect(tabPage, SIGNAL(activeViewChanged(DolphinViewContainer*)),
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this, SIGNAL(activeViewChanged(DolphinViewContainer*)));
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connect(tabPage, SIGNAL(activeViewUrlChanged(QUrl)),
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this, SLOT(tabUrlChanged(QUrl)));
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addTab(tabPage, QIcon::fromTheme(KIO::iconNameForUrl(primaryUrl)), tabName(primaryUrl));
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if (focusWidget) {
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// The DolphinViewContainer grabbed the keyboard focus. As the tab is opened
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// in background, assure that the previous focused widget gets the focus back.
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focusWidget->setFocus();
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}
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}
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void DolphinTabWidget::openDirectories(const QList<QUrl>& dirs)
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{
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const bool hasSplitView = GeneralSettings::splitView();
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// Open each directory inside a new tab. If the "split view" option has been enabled,
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// always show two directories within one tab.
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QList<QUrl>::const_iterator it = dirs.constBegin();
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while (it != dirs.constEnd()) {
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const QUrl& primaryUrl = *(it++);
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if (hasSplitView && (it != dirs.constEnd())) {
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const QUrl& secondaryUrl = *(it++);
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openNewTab(primaryUrl, secondaryUrl);
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} else {
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openNewTab(primaryUrl);
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}
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}
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}
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void DolphinTabWidget::openFiles(const QList<QUrl>& files)
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{
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if (files.isEmpty()) {
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return;
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}
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// Get all distinct directories from 'files' and open a tab
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// for each directory. If the "split view" option is enabled, two
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// directories are shown inside one tab (see openDirectories()).
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QList<QUrl> dirs;
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foreach (const QUrl& url, files) {
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const QUrl dir(url.adjusted(QUrl::RemoveFilename));
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if (!dirs.contains(dir)) {
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dirs.append(dir);
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}
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}
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const int oldTabCount = count();
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openDirectories(dirs);
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const int tabCount = count();
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// Select the files. Although the files can be split between several
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// tabs, there is no need to split 'files' accordingly, as
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// the DolphinView will just ignore invalid selections.
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for (int i = oldTabCount; i < tabCount; ++i) {
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DolphinTabPage* tabPage = tabPageAt(i);
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tabPage->markUrlsAsSelected(files);
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tabPage->markUrlAsCurrent(files.first());
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}
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}
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void DolphinTabWidget::closeTab()
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{
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closeTab(currentIndex());
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}
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void DolphinTabWidget::closeTab(const int index)
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{
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Q_ASSERT(index >= 0);
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Q_ASSERT(index < count());
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if (count() < 2) {
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// Never close the last tab.
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return;
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}
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DolphinTabPage* tabPage = tabPageAt(index);
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emit rememberClosedTab(tabPage->activeViewContainer()->url(), tabPage->saveState());
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removeTab(index);
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tabPage->deleteLater();
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}
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void DolphinTabWidget::activateNextTab()
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{
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const int index = currentIndex() + 1;
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setCurrentIndex(index < count() ? index : 0);
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}
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void DolphinTabWidget::activatePrevTab()
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{
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const int index = currentIndex() - 1;
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setCurrentIndex(index >= 0 ? index : (count() - 1));
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}
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void DolphinTabWidget::slotPlacesPanelVisibilityChanged(bool visible)
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{
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// The places-selector from the URL navigator should only be shown
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// if the places dock is invisible
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m_placesSelectorVisible = !visible;
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const int tabCount = count();
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for (int i = 0; i < tabCount; ++i) {
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DolphinTabPage* tabPage = tabPageAt(i);
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tabPage->setPlacesSelectorVisible(m_placesSelectorVisible);
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}
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}
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void DolphinTabWidget::restoreClosedTab(const QByteArray& state)
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{
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openNewActivatedTab();
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currentTabPage()->restoreState(state);
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}
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void DolphinTabWidget::detachTab(int index)
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{
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Q_ASSERT(index >= 0);
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const QString separator(QLatin1Char(' '));
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QString command = QLatin1String("dolphin");
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const DolphinTabPage* tabPage = tabPageAt(index);
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command += separator + tabPage->primaryViewContainer()->url().url();
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if (tabPage->splitViewEnabled()) {
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command += separator + tabPage->secondaryViewContainer()->url().url();
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command += separator + QLatin1String("-split");
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}
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KRun::runCommand(command, this);
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closeTab(index);
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}
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void DolphinTabWidget::openNewActivatedTab(int index)
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{
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Q_ASSERT(index >= 0);
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const DolphinTabPage* tabPage = tabPageAt(index);
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openNewActivatedTab(tabPage->activeViewContainer()->url());
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}
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void DolphinTabWidget::tabDropEvent(int index, QDropEvent* event)
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{
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if (index >= 0) {
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DolphinView* view = tabPageAt(index)->activeViewContainer()->view();
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view->dropUrls(view->url(), event);
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}
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}
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void DolphinTabWidget::tabUrlChanged(const QUrl& url)
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{
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const int index = indexOf(qobject_cast<QWidget*>(sender()));
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if (index >= 0) {
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tabBar()->setTabText(index, tabName(url));
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tabBar()->setTabIcon(index, QIcon::fromTheme(KIO::iconNameForUrl(url)));
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// Emit the currentUrlChanged signal if the url of the current tab has been changed.
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if (index == currentIndex()) {
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emit currentUrlChanged(url);
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}
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}
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}
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void DolphinTabWidget::currentTabChanged(int index)
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{
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DolphinViewContainer* viewContainer = tabPageAt(index)->activeViewContainer();
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emit activeViewChanged(viewContainer);
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emit currentUrlChanged(viewContainer->url());
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viewContainer->view()->setFocus();
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}
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void DolphinTabWidget::tabInserted(int index)
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{
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QTabWidget::tabInserted(index);
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if (count() > 1) {
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tabBar()->show();
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}
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emit tabCountChanged(count());
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}
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void DolphinTabWidget::tabRemoved(int index)
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{
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QTabWidget::tabRemoved(index);
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// If only one tab is left, then remove the tab entry so that
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// closing the last tab is not possible.
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if (count() < 2) {
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tabBar()->hide();
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}
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emit tabCountChanged(count());
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}
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QString DolphinTabWidget::tabName(const QUrl& url) const
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{
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QString name;
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if (url == QUrl("file:///")) {
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name = '/';
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} else {
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name = url.adjusted(QUrl::StripTrailingSlash).fileName();
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if (name.isEmpty()) {
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name = url.scheme();
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} else {
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// Make sure that a '&' inside the directory name is displayed correctly
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// and not misinterpreted as a keyboard shortcut in QTabBar::setTabText()
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name.replace('&', "&&");
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}
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}
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return name;
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}
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