Moved CommandButton to Core and made some improvements to it.

Added constructor taking Id, use command description if toolTipBase
is not set.

Change-Id: I56d774e9c194c6f1eb90583f4a13ed75db540ba3
Reviewed-by: Eike Ziller <eike.ziller@nokia.com>

src/plugins/coreplugin/actionmanager/commandbutton.h

@@ -0,0 +1,68 @@
+/****************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2012 Konstantin Tokarev.
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+**
+** GNU Lesser General Public License Usage
+**
+** 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.
+**
+** Other Usage
+**
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**************************************************************************/
+
+#ifndef COMMANDBUTTON_H
+#define COMMANDBUTTON_H
+
+#include <coreplugin/core_global.h>
+
+#include <QPointer>
+#include <QString>
+#include <QToolButton>
+
+namespace Core {
+
+class Command;
+class Id;
+
+class CORE_EXPORT CommandButton : public QToolButton
+{
+    Q_OBJECT
+    Q_PROPERTY(QString toolTipBase READ toolTipBase WRITE setToolTipBase)
+public:
+    explicit CommandButton(QWidget *parent = 0);
+    explicit CommandButton(Id id, QWidget *parent = 0);
+    void setCommandId(Id id);
+    QString toolTipBase() const;
+    void setToolTipBase(const QString &toolTipBase);
+
+private slots:
+    void updateToolTip();
+
+private:
+    QPointer<Core::Command> m_command;
+    QString m_toolTipBase;
+};
+
+}
+
+#endif // COMMANDBUTTON_H