You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
277 lines
9.8 KiB
277 lines
9.8 KiB
/* This file is part of the KDE project
|
|
Copyright (C) 2005 Cedric Pasteur <cedric.pasteur@free.fr>
|
|
Copyright (C) 2004-2007 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 KexiDBImageBox_H
|
|
#define KexiDBImageBox_H
|
|
|
|
#include "kexiformdataiteminterface.h"
|
|
#include "kexiframe.h"
|
|
#include "kexidbutils.h"
|
|
#include <kexiblobbuffer.h>
|
|
|
|
class KexiDropDownButton;
|
|
class KexiImageContextMenu;
|
|
|
|
//! @short A data-aware, editable image box.
|
|
/*! Can also act as a normal static image box.
|
|
*/
|
|
class KEXIFORMUTILS_EXPORT KexiDBImageBox :
|
|
public KexiFrame,
|
|
public KexiFormDataItemInterface,
|
|
public KexiSubwidgetInterface
|
|
{
|
|
Q_OBJECT
|
|
|
|
TQ_PROPERTY( TQString dataSource READ dataSource WRITE setDataSource )
|
|
TQ_PROPERTY( TQCString dataSourceMimeType READ dataSourceMimeType WRITE setDataSourceMimeType )
|
|
TQ_PROPERTY( bool readOnly READ isReadOnly WRITE setReadOnly )
|
|
// TQ_PROPERTY( TQPixmap pixmap READ pixmap WRITE setPixmap )
|
|
// TQ_PROPERTY( TQByteArray pixmapData READ pixmapData WRITE setPixmapData )
|
|
TQ_PROPERTY( uint pixmapId READ pixmapId WRITE setPixmapId DESIGNABLE true STORED false )
|
|
TQ_PROPERTY( uint storedPixmapId READ storedPixmapId WRITE setStoredPixmapId DESIGNABLE false STORED true )
|
|
TQ_PROPERTY( bool scaledContents READ hasScaledContents WRITE setScaledContents )
|
|
TQ_PROPERTY( bool keepAspectRatio READ keepAspectRatio WRITE setKeepAspectRatio )
|
|
TQ_PROPERTY( int alignment READ alignment WRITE setAlignment )
|
|
// TQ_PROPERTY( TQString originalFileName READ originalFileName WRITE setOriginalFileName DESIGNABLE false )
|
|
// TQ_OVERRIDE( FocusPolicy focusPolicy READ focusPolicy WRITE setFocusPolicy )
|
|
TQ_PROPERTY( bool dropDownButtonVisible READ dropDownButtonVisible WRITE setDropDownButtonVisible )
|
|
TQ_OVERRIDE( int lineWidth READ lineWidth WRITE setLineWidth )
|
|
TQ_OVERRIDE( FocusPolicy focusPolicy READ focusPolicyInternal WRITE setFocusPolicy )
|
|
|
|
public:
|
|
KexiDBImageBox( bool designMode, TQWidget *parent, const char *name = 0 );
|
|
virtual ~KexiDBImageBox();
|
|
|
|
inline TQString dataSource() const { return KexiFormDataItemInterface::dataSource(); }
|
|
inline TQCString dataSourceMimeType() const { return KexiFormDataItemInterface::dataSourceMimeType(); }
|
|
|
|
virtual TQVariant value(); // { return m_value.data(); }
|
|
|
|
// TQByteArray pixmapData() const { return m_value.data(); }
|
|
|
|
TQPixmap pixmap() const;
|
|
|
|
uint pixmapId() const;
|
|
|
|
uint storedPixmapId() const;
|
|
//
|
|
virtual void setInvalidState( const TQString& displayText );
|
|
|
|
virtual bool valueIsNull();
|
|
|
|
virtual bool valueIsEmpty();
|
|
|
|
virtual TQWidget* widget();
|
|
|
|
//! always true
|
|
virtual bool cursorAtStart();
|
|
|
|
//! always true
|
|
virtual bool cursorAtEnd();
|
|
|
|
// //! used to catch setIndent(), etc.
|
|
// virtual bool setProperty ( const char * name, const TQVariant & value );
|
|
|
|
virtual bool isReadOnly() const;
|
|
|
|
bool hasScaledContents() const;
|
|
|
|
// bool designMode() const { return m_designMode; }
|
|
|
|
int alignment() const { return m_alignment; }
|
|
|
|
bool keepAspectRatio() const { return m_keepAspectRatio; }
|
|
|
|
virtual TQSize sizeHint() const;
|
|
|
|
KexiImageContextMenu *contextMenu() const;
|
|
|
|
/*! \return original file name of image loaded from a file.
|
|
This can be later reused for displaying the image within a collection (to be implemented)
|
|
or on saving the image data back to file. */
|
|
//todo TQString originalFileName() const { return m_value.originalFileName(); }
|
|
|
|
//! Reimplemented to override behaviour of "lineWidth" property.
|
|
virtual void setLineWidth( int width );
|
|
|
|
//! Reimplemented to override behaviour of "paletteBackgroundColor"
|
|
//! and "paletteForegroundColor" properties.
|
|
virtual void setPalette( const TQPalette &pal );
|
|
|
|
//! Reimplemented to override behaviour of "paletteBackgroundColor" property.
|
|
virtual void setPaletteBackgroundColor( const TQColor & color );
|
|
|
|
//! \return true id drop down button should be visible (the default).
|
|
bool dropDownButtonVisible() const;
|
|
|
|
//! For overridden property
|
|
int lineWidth() const { return KexiFrame::lineWidth(); }
|
|
|
|
/*! Overriden to change the policy behaviour a bit:
|
|
NoFocus is returned regardless the real focus flag
|
|
if the data source is empty (see dataSource()). */
|
|
TQ_FocusPolicy focusPolicy() const;
|
|
|
|
//! \return the internal focus policy value, i.e. the one unrelated to data source presence.
|
|
TQ_FocusPolicy focusPolicyInternal() const;
|
|
|
|
/*! Sets the internal focus policy value.
|
|
"Internal" means that if there is no data source set, real policy becomes NoFocus. */
|
|
virtual void setFocusPolicy( TQ_FocusPolicy policy );
|
|
|
|
public slots:
|
|
void setPixmapId(uint id);
|
|
|
|
void setStoredPixmapId(uint id);
|
|
|
|
//! Sets the datasource to \a ds
|
|
virtual void setDataSource( const TQString &ds );
|
|
|
|
inline void setDataSourceMimeType(const TQCString &ds) { KexiFormDataItemInterface::setDataSourceMimeType(ds); }
|
|
|
|
virtual void setReadOnly(bool set);
|
|
|
|
//! Sets \a pixmapData data for this widget. If the widget has data source set,
|
|
//! the pixmap will be also placed inside of the buffer and saved later.
|
|
//todo void setPixmapData(const TQByteArray& pixmapData) { m_value.setData(pixmapData); }
|
|
|
|
/*! Sets original file name of image loaded from a file.
|
|
@see originalFileName() */
|
|
//todo void setOriginalFileName(const TQString& name) { m_value.setOriginalFileName(name); }
|
|
|
|
void setScaledContents(bool set);
|
|
|
|
void setAlignment(int alignment);
|
|
|
|
void setKeepAspectRatio(bool set);
|
|
|
|
// void updateActionsAvailability();
|
|
|
|
//! @internal
|
|
// void slotToggled( bool on );
|
|
|
|
//! \return sets dropDownButtonVisible property. @see dropDownButtonVisible()
|
|
void setDropDownButtonVisible( bool set );
|
|
|
|
//! Forces execution of "insert from file" action
|
|
void insertFromFile();
|
|
|
|
signals:
|
|
//! Used for db-aware mode. Emitted when value has been changed.
|
|
//! Actual value can be obtained using value().
|
|
// virtual void pixmapChanged();
|
|
// virtual void valueChanged(const TQByteArray& data);
|
|
|
|
void idChanged(long id);
|
|
|
|
protected slots:
|
|
void slotUpdateActionsAvailabilityRequested(bool& valueIsNull, bool& valueIsReadOnly);
|
|
|
|
void handleInsertFromFileAction(const KURL& url);
|
|
void handleAboutToSaveAsAction(TQString& origFilename, TQString& fileExtension, bool& dataIsEmpty);
|
|
void handleSaveAsAction(const TQString& fileName);
|
|
void handleCutAction();
|
|
void handleCopyAction();
|
|
void handlePasteAction();
|
|
virtual void clear();
|
|
void handleShowPropertiesAction();
|
|
|
|
protected:
|
|
//! \return data depending on the current mode (db-aware or static)
|
|
TQByteArray data() const;
|
|
|
|
virtual void contextMenuEvent ( TQContextMenuEvent * e );
|
|
// virtual void mousePressEvent( TQMouseEvent *e );
|
|
virtual void setColumnInfo(KexiDB::QueryColumnInfo* cinfo);
|
|
virtual void paintEvent( TQPaintEvent* );
|
|
virtual void resizeEvent( TQResizeEvent* e );
|
|
virtual bool eventFilter( TQObject * watched, TQEvent * e );
|
|
|
|
//! Sets value \a value for a widget.
|
|
virtual void setValueInternal( const TQVariant& add, bool removeOld ) {
|
|
setValueInternal( add, removeOld, true /*loadPixmap*/ );
|
|
}
|
|
|
|
//! @internal, added \a loadPixmap option used by paste().
|
|
void setValueInternal( const TQVariant& add, bool removeOld, bool loadPixmap );
|
|
|
|
//! Updates i18n'd action strings after datasource change
|
|
void updateActionStrings();
|
|
void updatePixmap();
|
|
|
|
//! @internal
|
|
void setData(const KexiBLOBBuffer::Handle& handle);
|
|
|
|
bool popupMenuAvailable();
|
|
|
|
/*! Called by top-level form on key press event.
|
|
Used for Key_Escape to if the popup is visible,
|
|
so the key press won't be consumed to perform "cancel editing". */
|
|
virtual bool keyPressed(TQKeyEvent *ke);
|
|
|
|
//! \return real line width, i.e. for Boxed sunken or Boxed raised
|
|
//! frames returns doubled width value.
|
|
int realLineWidth() const;
|
|
|
|
//! Implemented for KexiSubwidgetInterface
|
|
virtual bool subwidgetStretchRequired(KexiDBAutoField* autoField) const;
|
|
|
|
// virtual void drawContents ( TQPainter *p );
|
|
|
|
// virtual void fontChange( const TQFont& font );
|
|
// virtual void styleChange( TQStyle& style );
|
|
// virtual void enabledChange( bool enabled );
|
|
|
|
// virtual void paletteChange( const TQPalette& pal );
|
|
// virtual void frameChanged();
|
|
// virtual void showEvent( TQShowEvent* e );
|
|
|
|
// void updatePixmapLater();
|
|
// class ImageLabel;
|
|
// ImageLabel *m_pixmapLabel;
|
|
TQPixmap m_pixmap;
|
|
TQByteArray m_value; //!< for db-aware mode
|
|
TQString m_valueMimeType; //!< for db-aware mode
|
|
// PixmapData m_value;
|
|
KexiBLOBBuffer::Handle m_data;
|
|
// TQString m_originalFileName;
|
|
KexiDropDownButton *m_chooser;
|
|
KexiImageContextMenu *m_popupMenu;
|
|
//moved KActionCollection m_actionCollection;
|
|
//moved KAction *m_insertFromFileAction, *m_saveAsAction, *m_cutAction, *m_copyAction, *m_pasteAction,
|
|
// *m_deleteAction, *m_propertiesAction;
|
|
// TQTimer m_clickTimer;
|
|
int m_alignment;
|
|
TQ_FocusPolicy m_focusPolicyInternal; //!< Used for focusPolicyInternal()
|
|
bool m_designMode : 1;
|
|
bool m_readOnly : 1;
|
|
bool m_scaledContents : 1;
|
|
bool m_keepAspectRatio : 1;
|
|
bool m_insideSetData : 1;
|
|
bool m_setFocusOnButtonAfterClosingPopup : 1;
|
|
bool m_lineWidthChanged : 1;
|
|
bool m_paletteBackgroundColorChanged : 1;
|
|
bool m_paintEventEnabled : 1; //!< used to disable paintEvent()
|
|
bool m_dropDownButtonVisible : 1;
|
|
bool m_insideSetPalette : 1;
|
|
};
|
|
|
|
#endif
|