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Diffstat (limited to 'kexi/widget/utils/kexicontextmenuutils.h')
| -rw-r--r-- | kexi/widget/utils/kexicontextmenuutils.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/kexi/widget/utils/kexicontextmenuutils.h b/kexi/widget/utils/kexicontextmenuutils.h new file mode 100644 index 000000000..95258e964 --- /dev/null +++ b/kexi/widget/utils/kexicontextmenuutils.h @@ -0,0 +1,112 @@ +/* This file is part of the KDE project + Copyright (C) 2006-2007 Jaroslaw Staniek <js@iidea.pl> + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this program; see the file COPYING. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. +*/ + +#ifndef KexiContextMenuUtils_H +#define KexiContextMenuUtils_H + +#include <kexidb/queryschema.h> +#include <kpopupmenu.h> +#include <kurl.h> + +class KActionCollection; +class KexiDataItemInterface; + +//! @short A set of helpers for updating popup menu titles +/*! The functions set meaningful titles like "Emploee : Image". +*/ +class KEXIGUIUTILS_EXPORT KexiContextMenuUtils +{ + public: + /*! Updates title for context menu. + \return true if the title has been updated. */ + static bool updateTitle(QPopupMenu *menu, const QString& objectName, + const QString& objectTypeName, const QString& iconName); +}; + +//! @short A context menu used for images within form and table views +/*! Used in KexiDBImageBox and KexiBlobTableEdit. + Contains actions like insert, save, copy, paste, clear. + + Signals like insertFromFileRequested() are all connected to + handlers in KexiDBImageBox and KexiBlobTableEdit so these objects can + respond on requests for data handling. +*/ +class KEXIGUIUTILS_EXPORT KexiImageContextMenu : public KPopupMenu +{ + Q_OBJECT + + public: + KexiImageContextMenu(QWidget *parent); + virtual ~KexiImageContextMenu(); + + KActionCollection* actionCollection() const; + + /*! Updates title for context menu. + Used in KexiDBWidgetContextMenuExtender::createTitle(QPopupMenu *menu) and KexiDBImageBox. + \return true if the title has been updated. */ + static bool updateTitle(QPopupMenu *menu, const QString& title, const QString& iconName = QString::null); + + public slots: + void updateActionsAvailability(); + + virtual void insertFromFile(); + virtual void saveAs(); + virtual void cut(); + virtual void copy(); + virtual void paste(); + virtual void clear(); + virtual void showProperties(); + + signals: + //! Emitted when actions availability should be performed. Just connect this signal + //! to a slot and set \a valueIsNull and \a valueIsReadOnly. + void updateActionsAvailabilityRequested(bool& valueIsNull, bool& valueIsReadOnly); + + /*! Emitted before "insertFromFile" action was requested. */ + void insertFromFileRequested(const KURL &url); + + /*! Emitted before "saveAs" action was requested. + You should fill \a origFilename, \a fileExtension and \a dataIsEmpty values. + If \a dataIsEmpty is false, saving will be cancelled. */ + void aboutToSaveAsRequested(QString& origFilename, QString& fileExtension, bool& dataIsEmpty); + + //! Emitted when "saveAs" action was requested + void saveAsRequested(const QString& fileName); + + //! Emitted when "cut" action was requested + void cutRequested(); + + //! Emitted when "copy" action was requested + void copyRequested(); + + //! Emitted when "paste" action was requested + void pasteRequested(); + + //! Emitted when "clear" action was requested + void clearRequested(); + + //! Emitted when "showProperties" action was requested + void showPropertiesRequested(); + + protected: + class Private; + Private *d; +}; + +#endif |