Implemented DolphinRecentTabsMenu to encapsulate the recent

tabs menu related code from DolphinMainWindow in a new class.

The DolphinRecentTabsMenu remembers the tab configuration if a
tab has been closed.

REVIEW: 118805

1 files changed, 96 insertions, 0 deletions

diff --git a/src/dolphinrecenttabsmenu.cpp b/src/dolphinrecenttabsmenu.cpp
new file mode 100644
index 000000000..a39f9945b
--- /dev/null
+++ b/src/dolphinrecenttabsmenu.cpp
@@ -0,0 +1,96 @@
+/***************************************************************************
+ * Copyright (C) 2014 by Emmanuel Pescosta <[email protected]> *
+ *                                                                         *
+ *   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 2 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, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
+ ***************************************************************************/
+
+#include "dolphinrecenttabsmenu.h"
+
+#include <KLocalizedString>
+#include <KAcceleratorManager>
+#include <KMimeType>
+#include <KMenu>
+
+DolphinRecentTabsMenu::DolphinRecentTabsMenu(QObject* parent) :
+    KActionMenu(KIcon("edit-undo"), i18n("Recently Closed Tabs"), parent)
+{
+    setDelayed(false);
+    setEnabled(false);
+
+    m_clearListAction = new QAction(i18n("Empty Recently Closed Tabs"), this);
+    m_clearListAction->setIcon(KIcon("edit-clear-list"));
+    addAction(m_clearListAction);
+
+    addSeparator();
+
+    connect(menu(), SIGNAL(triggered(QAction*)),
+            this, SLOT(handleAction(QAction*)));
+}
+
+void DolphinRecentTabsMenu::rememberClosedTab(const KUrl& primaryUrl, const KUrl& secondaryUrl)
+{
+    QAction* action = new QAction(menu());
+    action->setText(primaryUrl.path());
+
+    const QString iconName = KMimeType::iconNameForUrl(primaryUrl);
+    action->setIcon(KIcon(iconName));
+
+    KUrl::List urls;
+    urls << primaryUrl;
+    urls << secondaryUrl;
+    action->setData(QVariant::fromValue(urls));
+
+    // Add the closed tab menu entry after the separator and
+    // "Empty Recently Closed Tabs" entry
+    if (menu()->actions().size() == 2) {
+        addAction(action);
+    } else {
+        insertAction(menu()->actions().at(2), action);
+    }
+
+    // Assure that only up to 6 closed tabs are shown in the menu.
+    // 8 because of clear action + separator + 6 closed tabs
+    if (menu()->actions().size() > 8) {
+        removeAction(menu()->actions().last());
+    }
+    setEnabled(true);
+    KAcceleratorManager::manage(menu());
+}
+
+void DolphinRecentTabsMenu::handleAction(QAction* action)
+{
+    if (action == m_clearListAction) {
+        // Clear all actions except the "Empty Recently Closed Tabs"
+        // action and the separator
+        QList<QAction*> actions = menu()->actions();
+        const int count = actions.size();
+        for (int i = 2; i < count; ++i) {
+            removeAction(actions.at(i));
+        }
+    } else {
+        const KUrl::List urls = action->data().value<KUrl::List>();
+        if (urls.count() == 2) {
+            emit restoreClosedTab(urls.first(), urls.last());
+        }
+        removeAction(action);
+        delete action;
+        action = 0;
+    }
+
+    if (menu()->actions().count() <= 2) {
+        setEnabled(false);
+    }
+}
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