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inplace_widget_helper.h

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** This file is part of the Qt Designer of the Qt Toolkit.
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#ifndef INPLACE_WIDGETHELPER_H
#define INPLACE_WIDGETHELPER_H


#include <QtCore/QObject>
#include <qglobal.h>

class QDesignerFormWindowInterface;

namespace qdesigner_internal {

    // A helper class to make an editor widget suitable for form inline
    // editing. Derive from the editor widget class and  make InPlaceWidgetHelper  a member.
    //
    // Sets "destructive close" on the editor widget and
    // wires "ESC" to it.
    // Installs an event filter on the parent to listen for
    // resize events and passes them on to the child.
    // You might want to connect editingFinished() to close() of the editor widget.
    class InPlaceWidgetHelper: public QObject
    {
        Q_OBJECT
    public:
        InPlaceWidgetHelper(QWidget *editorWidget, QWidget *parentWidget, QDesignerFormWindowInterface *fw);
        virtual ~InPlaceWidgetHelper();

        virtual bool eventFilter(QObject *object, QEvent *event);

        // returns a recommended alignment for the editor widget determined from the parent.
        Qt::Alignment alignment() const;
    private:
        QWidget *m_editorWidget;
        QWidget *m_parentWidget;
        const bool m_noChildEvent;
    };

}  // namespace qdesigner_internal

#endif // INPLACE_WIDGETHELPER_H

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