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     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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    41 

    42 //

    43 //  W A R N I N G

    44 //  -------------

    45 //

    46 // This file is not part of the Qt API.  It exists for the convenience

    47 // of Qt Designer.  This header

    48 // file may change from version to version without notice, or even be removed.

    49 //

    50 // We mean it.

    51 //

    52 

    53 #ifndef PROMOTIONTASKMENU_H

    54 #define PROMOTIONTASKMENU_H

    55 

    56 #include "shared_global_p.h"

    57 

    58 #include <QtCore/QObject>

    59 #include <QtCore/QPointer>

    60 #include <QtCore/QList>

    61 

    62 QT_BEGIN_NAMESPACE

    63 

    64 class QDesignerFormWindowInterface;

    65 class QDesignerFormEditorInterface;

    66 

    67 class QAction;

    68 class QMenu;

    69 class QWidget;

    70 class QSignalMapper;

    71 

    72 namespace qdesigner_internal {

    73 

    74 // A helper class for creating promotion context menus and handling promotion actions.

    75 

    76 class QDESIGNER_SHARED_EXPORT PromotionTaskMenu: public QObject

    77 {

    78     Q_OBJECT

    79 public:

    80     enum Mode {

    81         ModeSingleWidget,

    82         ModeManagedMultiSelection,

    83         ModeUnmanagedMultiSelection

    84     };

    85 

    86     explicit PromotionTaskMenu(QWidget *widget,Mode mode = ModeManagedMultiSelection, QObject *parent = 0);

    87 

    88     Mode mode() const;

    89     void setMode(Mode m);

    90 

    91     void setWidget(QWidget *widget);

    92 

    93     // Set menu labels

    94     void setPromoteLabel(const QString &promoteLabel);

    95     void setEditPromoteToLabel(const QString &promoteEditLabel);

    96     // Defaults to "Demote to %1".arg(class).

    97     void setDemoteLabel(const QString &demoteLabel);

    98 

    99     typedef QList<QAction*> ActionList;

   100 

   101     enum AddFlags { LeadingSeparator = 1, TrailingSeparator = 2, SuppressGlobalEdit = 4};

   102 

   103     // Adds a list of promotion actions according to the current promotion state of the widget.

   104     void addActions(QDesignerFormWindowInterface *fw, unsigned flags, ActionList &actionList);

   105     // Convenience that finds the form window.

   106     void addActions(unsigned flags, ActionList &actionList);

   107 

   108     void addActions(QDesignerFormWindowInterface *fw, unsigned flags, QMenu *menu);

   109     void addActions(unsigned flags, QMenu *menu);

   110 

   111     // Pop up the editor in a global context.

   112     static void editPromotedWidgets(QDesignerFormEditorInterface *core, QWidget* parent);

   113 

   114 private slots:

   115     void slotPromoteToCustomWidget(const QString &customClassName);

   116     void slotDemoteFromCustomWidget();

   117     void slotEditPromotedWidgets();

   118     void slotEditPromoteTo();

   119     void slotEditSignalsSlots();

   120 

   121 private:

   122     void promoteTo(QDesignerFormWindowInterface *fw, const QString &customClassName);

   123 

   124     enum PromotionState { NotApplicable, NoHomogenousSelection, CanPromote, CanDemote };

   125     PromotionState createPromotionActions(QDesignerFormWindowInterface *formWindow);

   126     QDesignerFormWindowInterface *formWindow() const;

   127 

   128     typedef QList<QPointer<QWidget> > PromotionSelectionList;

   129     PromotionSelectionList promotionSelectionList(QDesignerFormWindowInterface *formWindow) const;

   130 

   131     Mode m_mode;

   132 

   133     QPointer<QWidget> m_widget;

   134 

   135     QSignalMapper *m_promotionMapper;

   136     // Per-Widget actions

   137     QList<QAction *> m_promotionActions;

   138 

   139     QAction *m_globalEditAction;

   140     QAction *m_EditPromoteToAction;

   141     QAction *m_EditSignalsSlotsAction;

   142 

   143     QString m_promoteLabel;

   144     QString m_demoteLabel;

   145 };

   146 

   147 } // namespace qdesigner_internal

   148 

   149 QT_END_NAMESPACE

   150 

   151 #endif // PROMOTIONTASKMENU_H