tools/designer/src/lib/shared/promotiontaskmenu_p.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/designer/src/lib/shared/promotiontaskmenu_p.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,151 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Designer of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience
+// of Qt Designer.  This header
+// file may change from version to version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#ifndef PROMOTIONTASKMENU_H
+#define PROMOTIONTASKMENU_H
+
+#include "shared_global_p.h"
+
+#include <QtCore/QObject>
+#include <QtCore/QPointer>
+#include <QtCore/QList>
+
+QT_BEGIN_NAMESPACE
+
+class QDesignerFormWindowInterface;
+class QDesignerFormEditorInterface;
+
+class QAction;
+class QMenu;
+class QWidget;
+class QSignalMapper;
+
+namespace qdesigner_internal {
+
+// A helper class for creating promotion context menus and handling promotion actions.
+
+class QDESIGNER_SHARED_EXPORT PromotionTaskMenu: public QObject
+{
+    Q_OBJECT
+public:
+    enum Mode {
+        ModeSingleWidget,
+        ModeManagedMultiSelection,
+        ModeUnmanagedMultiSelection
+    };
+
+    explicit PromotionTaskMenu(QWidget *widget,Mode mode = ModeManagedMultiSelection, QObject *parent = 0);
+
+    Mode mode() const;
+    void setMode(Mode m);
+
+    void setWidget(QWidget *widget);
+
+    // Set menu labels
+    void setPromoteLabel(const QString &promoteLabel);
+    void setEditPromoteToLabel(const QString &promoteEditLabel);
+    // Defaults to "Demote to %1".arg(class).
+    void setDemoteLabel(const QString &demoteLabel);
+
+    typedef QList<QAction*> ActionList;
+
+    enum AddFlags { LeadingSeparator = 1, TrailingSeparator = 2, SuppressGlobalEdit = 4};
+
+    // Adds a list of promotion actions according to the current promotion state of the widget.
+    void addActions(QDesignerFormWindowInterface *fw, unsigned flags, ActionList &actionList);
+    // Convenience that finds the form window.
+    void addActions(unsigned flags, ActionList &actionList);
+
+    void addActions(QDesignerFormWindowInterface *fw, unsigned flags, QMenu *menu);
+    void addActions(unsigned flags, QMenu *menu);
+
+    // Pop up the editor in a global context.
+    static void editPromotedWidgets(QDesignerFormEditorInterface *core, QWidget* parent);
+
+private slots:
+    void slotPromoteToCustomWidget(const QString &customClassName);
+    void slotDemoteFromCustomWidget();
+    void slotEditPromotedWidgets();
+    void slotEditPromoteTo();
+    void slotEditSignalsSlots();
+
+private:
+    void promoteTo(QDesignerFormWindowInterface *fw, const QString &customClassName);
+
+    enum PromotionState { NotApplicable, NoHomogenousSelection, CanPromote, CanDemote };
+    PromotionState createPromotionActions(QDesignerFormWindowInterface *formWindow);
+    QDesignerFormWindowInterface *formWindow() const;
+
+    typedef QList<QPointer<QWidget> > PromotionSelectionList;
+    PromotionSelectionList promotionSelectionList(QDesignerFormWindowInterface *formWindow) const;
+
+    Mode m_mode;
+
+    QPointer<QWidget> m_widget;
+
+    QSignalMapper *m_promotionMapper;
+    // Per-Widget actions
+    QList<QAction *> m_promotionActions;
+
+    QAction *m_globalEditAction;
+    QAction *m_EditPromoteToAction;
+    QAction *m_EditSignalsSlotsAction;
+
+    QString m_promoteLabel;
+    QString m_demoteLabel;
+};
+
+} // namespace qdesigner_internal
+
+QT_END_NAMESPACE
+
+#endif // PROMOTIONTASKMENU_H