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Diffstat (limited to 'kexi/plugins/forms/widgets/kexidbtextedit.h')
-rw-r--r-- | kexi/plugins/forms/widgets/kexidbtextedit.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/kexi/plugins/forms/widgets/kexidbtextedit.h b/kexi/plugins/forms/widgets/kexidbtextedit.h new file mode 100644 index 000000000..a380b070a --- /dev/null +++ b/kexi/plugins/forms/widgets/kexidbtextedit.h @@ -0,0 +1,113 @@ +/* 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 KexiDBTextEdit_H +#define KexiDBTextEdit_H + +#include "kexiformdataiteminterface.h" +#include "kexidbtextwidgetinterface.h" +#include "kexidbutils.h" +#include <ktextedit.h> + +//! @short Multiline edit widget for Kexi forms +class KEXIFORMUTILS_EXPORT KexiDBTextEdit : + public KTextEdit, + protected KexiDBTextWidgetInterface, + public KexiFormDataItemInterface +{ + Q_OBJECT + Q_PROPERTY(QString dataSource READ dataSource WRITE setDataSource DESIGNABLE true) + Q_PROPERTY(QCString dataSourceMimeType READ dataSourceMimeType WRITE setDataSourceMimeType DESIGNABLE true) + + public: + KexiDBTextEdit(QWidget *parent, const char *name=0); + virtual ~KexiDBTextEdit(); + + inline QString dataSource() const { return KexiFormDataItemInterface::dataSource(); } + inline QCString dataSourceMimeType() const { return KexiFormDataItemInterface::dataSourceMimeType(); } + virtual QVariant value(); + virtual void setInvalidState( const QString& displayText ); + + //! \return true if editor's value is null (not empty) + //! Used for checking if a given constraint within table of form is met. + virtual bool valueIsNull(); + + //! \return true if editor's value is empty (not necessary null). + //! Only few data types can accept "EMPTY" property + //! (use KexiDB::Field::hasEmptyProperty() to check this). + //! Used for checking if a given constraint within table or form is met. + virtual bool valueIsEmpty(); + + /*! \return 'readOnly' flag for this widget. */ + virtual bool isReadOnly() const; + + /*! \return the view widget of this item, e.g. line edit widget. */ + virtual QWidget* widget(); + + virtual bool cursorAtStart(); + virtual bool cursorAtEnd(); + virtual void clear(); + + virtual void setColumnInfo(KexiDB::QueryColumnInfo* cinfo); + + /*! If \a displayDefaultValue is true, the value set by KexiDataItemInterface::setValue() + is displayed in a special way. Used by KexiFormDataProvider::fillDataItems(). + \a widget is equal to 'this'. + Reimplemented after KexiFormDataItemInterface. */ + virtual void setDisplayDefaultValue(QWidget* widget, bool displayDefaultValue); + + //! Windows uses Ctrl+Tab for moving between tabs, so do not steal this shortcut + virtual void keyPressEvent( QKeyEvent *ke ); + + public slots: + inline void setDataSource(const QString &ds) { KexiFormDataItemInterface::setDataSource(ds); } + inline void setDataSourceMimeType(const QCString &ds) { KexiFormDataItemInterface::setDataSourceMimeType(ds); } + virtual void setReadOnly( bool readOnly ); + virtual void setText( const QString & text, const QString & context ); + + //! Reimplemented, so "undo" means the same as "cancelEditor" action +//! @todo enable "real" undo internally so user can use ctrl+z while editing + virtual void undo(); + + //! Implemented for KexiDataItemInterface + virtual void moveCursorToEnd(); + + //! Implemented for KexiDataItemInterface + virtual void moveCursorToStart(); + + //! Implemented for KexiDataItemInterface + virtual void selectAll(); + + protected slots: + void slotTextChanged(); + + protected: + virtual void paintEvent ( QPaintEvent * ); + virtual void setValueInternal(const QVariant& add, bool removeOld); + QPopupMenu * createPopupMenu(const QPoint & pos); + + //! Used for extending context menu + KexiDBWidgetContextMenuExtender m_menuExtender; + + //! Used to disable slotTextChanged() + bool m_slotTextChanged_enabled : 1; +}; + +#endif |