Added old abandoned KDE3 version of koffice

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/koffice@1077364 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 297 insertions, 0 deletions

diff --git a/kexi/plugins/forms/kexiformscrollview.h b/kexi/plugins/forms/kexiformscrollview.h
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--- /dev/null
+++ b/kexi/plugins/forms/kexiformscrollview.h
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+/* This file is part of the KDE project
+   Copyright (C) 2004 Cedric Pasteur <cedric.pasteur@free.fr>
+   Copyright (C) 2004-2006 Jaroslaw Staniek <js@iidea.pl>
+
+   This library 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 library 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 library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+*/
+
+#ifndef KEXIFORMSCROLLVIEW_H
+#define KEXIFORMSCROLLVIEW_H
+
+#include "kexidataprovider.h"
+#include "kexiformeventhandler.h"
+#include "widgets/kexidbform.h"
+#include <widget/kexiscrollview.h>
+#include <widget/utils/kexirecordnavigator.h>
+#include <widget/utils/kexisharedactionclient.h>
+#include <widget/tableview/kexidataawareobjectiface.h>
+
+//! @short KexiFormScrollView class provides a widget for displaying data in a form view
+/*! This class also implements:
+    - record navigation handling (KexiRecordNavigatorHandler)
+    - shared actions handling (KexiSharedActionClient)
+    - data-aware behaviour (KexiDataAwareObjectInterface)
+    - data provider bound to data-aware widgets (KexiFormDataProvider)
+
+    @see KexiTableView
+*/
+class KEXIFORMUTILS_EXPORT KexiFormScrollView : 
+	public KexiScrollView,
+	public KexiRecordNavigatorHandler,
+	public KexiSharedActionClient,
+	public KexiDataAwareObjectInterface,
+	public KexiFormDataProvider,
+	public KexiFormEventHandler
+{
+	Q_OBJECT
+	KEXI_DATAAWAREOBJECTINTERFACE
+
+	public:
+		KexiFormScrollView(QWidget *parent, bool preview);
+		virtual ~KexiFormScrollView();
+
+		void setForm(KFormDesigner::Form *form) { m_form = form; }
+
+		/*! Reimplemented from KexiDataAwareObjectInterface
+		 for checking 'readOnly' flag from a widget
+		 ('readOnly' flag from data member is still checked though). */
+		virtual bool columnEditable(int col);
+
+		/*! \return number of visible columns in this view. 
+		 There can be a number of duplicated columns defined,
+		 so columns() can return greater or smaller number than dataColumns(). */
+		virtual int columns() const;
+
+		/*! \return column information for column number \a col. 
+		 Reimplemented for KexiDataAwareObjectInterface:
+		 column data corresponding to widget number is used here
+		 (see fieldNumberForColumn()). */
+		virtual KexiTableViewColumn* column(int col);
+
+		/*! \return field number within data model connected to a data-aware
+		 widget at column \a col. */
+		virtual int fieldNumberForColumn(int col) {
+			KexiFormDataItemInterface *item = dynamic_cast<KexiFormDataItemInterface*>(
+				dbFormWidget()->orderedDataAwareWidgets()->at( col ));
+			if (!item)
+				return -1;
+			KexiFormDataItemInterfaceToIntMap::ConstIterator it(m_fieldNumbersForDataItems.find( item ));
+			return it!=m_fieldNumbersForDataItems.constEnd() ? (int)it.data() : -1;
+		}
+
+		/*! @internal Used by KexiFormView in view switching. */
+		void beforeSwitchView();
+
+		/*! \return last row visible on the screen (counting from 0). 
+		 The returned value is guaranteed to be smaller or equal to currentRow() or -1 
+		 if there are no rows. 
+		 Implemented for KexiDataAwareObjectInterface. */
+//! @todo unimplemented for now, this will be used for continuous forms
+		virtual int lastVisibleRow() const;
+
+		/*! \return vertical scrollbar. Implemented for KexiDataAwareObjectInterface. */
+		virtual QScrollBar* verticalScrollBar() const { return KexiScrollView::verticalScrollBar(); }
+
+	public slots:
+		/*! Reimplemented to update resize policy. */
+		virtual void show();
+
+		//virtual void setFocus();
+
+		//! Implementation for KexiDataAwareObjectInterface
+		//! \return arbitraty value of 10.
+		virtual int rowsPerPage() const;
+
+		//! Implementation for KexiDataAwareObjectInterface
+		virtual void ensureCellVisible(int row, int col/*=-1*/);
+
+		virtual void moveToRecordRequested(uint r);
+		virtual void moveToLastRecordRequested();
+		virtual void moveToPreviousRecordRequested();
+		virtual void moveToNextRecordRequested();
+		virtual void moveToFirstRecordRequested();
+		virtual void addNewRecordRequested() { KexiDataAwareObjectInterface::addNewRecordRequested(); }
+
+		/*! Cancels changes made to the currently active editor. 
+		 Reverts the editor's value to old one. 
+		 \return true on success or false on failure (e.g. when editor does not exist) */
+		virtual bool cancelEditor();
+
+	public slots:
+		/*! Reimplemented to also clear command history right after final resize. */
+		virtual void refreshContentsSize();
+
+		/*! Handles verticalScrollBar()'s valueChanged(int) signal. 
+		 Called when vscrollbar's value has been changed. */
+//! @todo unused for now, will be used for continuous forms
+		virtual void vScrollBarValueChanged(int v) { KexiDataAwareObjectInterface::vScrollBarValueChanged(v); }
+
+		/*! Handles sliderReleased() signal of the verticalScrollBar(). Used to hide the "row number" tooltip. */
+//! @todo unused for now, will be used for continuous forms
+		virtual void vScrollBarSliderReleased() { KexiDataAwareObjectInterface::vScrollBarSliderReleased(); }
+
+		/*! Handles timeout() signal of the m_scrollBarTipTimer. If the tooltip is visible, 
+		 m_scrollBarTipTimerCnt is set to 0 and m_scrollBarTipTimerCnt is restarted; 
+		 else the m_scrollBarTipTimerCnt is just set to 0.*/
+//! @todo unused for now, will be used for continuous forms
+		virtual void scrollBarTipTimeout() { KexiDataAwareObjectInterface::scrollBarTipTimeout(); }
+
+	signals:
+		virtual void itemChanged(KexiTableItem *, int row, int col);
+		virtual void itemChanged(KexiTableItem *, int row, int col, QVariant oldValue);
+		virtual void itemDeleteRequest(KexiTableItem *, int row, int col);
+		virtual void currentItemDeleteRequest();
+		virtual void newItemAppendedForAfterDeletingInSpreadSheetMode(); //!< does nothing
+		virtual void dataRefreshed();
+		virtual void dataSet( KexiTableViewData *data );
+		virtual void itemSelected(KexiTableItem *);
+		virtual void cellSelected(int col, int row);
+		virtual void sortedColumnChanged(int col);
+		virtual void rowEditStarted(int row);
+		virtual void rowEditTerminated(int row);
+		virtual void reloadActions();
+
+	protected slots:
+		void slotResizingStarted();
+
+		//! Handles KexiTableViewData::rowRepaintRequested() signal
+		virtual void slotRowRepaintRequested(KexiTableItem& item);
+
+		//! Handles KexiTableViewData::aboutToDeleteRow() signal. Prepares info for slotRowDeleted().
+		virtual void slotAboutToDeleteRow(KexiTableItem& item, KexiDB::ResultInfo* result, bool repaint)
+		{ KexiDataAwareObjectInterface::slotAboutToDeleteRow(item, result, repaint); }
+
+		//! Handles KexiTableViewData::rowDeleted() signal to repaint when needed.
+		virtual void slotRowDeleted() { KexiDataAwareObjectInterface::slotRowDeleted(); }
+
+		//! Handles KexiTableViewData::rowInserted() signal to repaint when needed.
+		virtual void slotRowInserted(KexiTableItem *item, bool repaint);
+
+		//! Like above, not db-aware version
+		virtual void slotRowInserted(KexiTableItem *item, uint row, bool repaint);
+
+		virtual void slotRowsDeleted( const QValueList<int> & );
+
+		virtual void slotDataDestroying() { KexiDataAwareObjectInterface::slotDataDestroying(); }
+
+		/*! Reloads data for this widget.
+		 Handles KexiTableViewData::reloadRequested() signal. */
+		virtual void reloadData() { KexiDataAwareObjectInterface::reloadData(); }
+
+		//! Copy current selection to a clipboard (e.g. cell)
+		virtual void copySelection();
+
+		//! Cut current selection to a clipboard (e.g. cell)
+		virtual void cutSelection();
+
+		//! Paste current clipboard contents (e.g. to a cell)
+		virtual void paste();
+
+	protected:
+		//! Implementation for KexiDataAwareObjectInterface
+		virtual void clearColumnsInternal(bool repaint);
+
+		//! Implementation for KexiDataAwareObjectInterface
+		virtual void addHeaderColumn(const QString& caption, const QString& description, 
+			const QIconSet& icon, int width);
+
+		//! Implementation for KexiDataAwareObjectInterface
+		virtual int currentLocalSortingOrder() const;
+
+		//! Implementation for KexiDataAwareObjectInterface
+		virtual int currentLocalSortColumn() const;
+
+		//! Implementation for KexiDataAwareObjectInterface
+		virtual void setLocalSortingOrder(int col, int order);
+
+		//! Implementation for KexiDataAwareObjectInterface
+		void sortColumnInternal(int col, int order = 0);
+
+		//! Implementation for KexiDataAwareObjectInterface
+		virtual void updateGUIAfterSorting();
+
+		//! Implementation for KexiDataAwareObjectInterface
+		virtual void createEditor(int row, int col, const QString& addText = QString::null, 
+			bool removeOld = false);
+
+		//! Implementation for KexiDataAwareObjectInterface
+		virtual KexiDataItemInterface *editor( int col, bool ignoreMissingEditor = false );
+
+		//! Implementation for KexiDataAwareObjectInterface
+		virtual void editorShowFocus( int row, int col );
+
+		/*! Implementation for KexiDataAwareObjectInterface
+		 Redraws specified cell. */
+		virtual void updateCell(int row, int col);
+
+		/*! Redraws the current cell. Implemented after KexiDataAwareObjectInterface. */
+		virtual void updateCurrentCell();
+
+		/*! Implementation for KexiDataAwareObjectInterface
+		 Redraws all cells of specified row. */
+		virtual void updateRow(int row);
+
+		/*! Implementation for KexiDataAwareObjectInterface
+		 Updates contents of the widget. Just call update() here on your widget. */
+		virtual void updateWidgetContents();
+
+		/*! Implementation for KexiDataAwareObjectInterface
+		 Implementation for KexiDataAwareObjectInterface
+		 Updates widget's contents size e.g. using QScrollView::resizeContents(). */
+		virtual void updateWidgetContentsSize();
+
+		/*! Implementation for KexiDataAwareObjectInterface
+		 Updates scrollbars of the widget. 
+		 QScrollView::updateScrollbars() will be usually called here. */
+		virtual void updateWidgetScrollBars();
+
+		KexiDBForm* dbFormWidget() const;
+
+		//! Reimplemented from KexiFormDataProvider. Reaction for change of \a item.
+		virtual void valueChanged(KexiDataItemInterface* item);
+
+		/*! Reimplemented from KexiFormDataProvider. 
+		 \return information whether we're currently at new row or now.
+		 This can be used e.g. by data-aware widgets to determine if "(autonumber)" 
+		 label should be displayed. */
+		virtual bool cursorAtNewRow() const;
+
+		//! Implementation for KexiDataAwareObjectInterface
+		//! Called by KexiDataAwareObjectInterface::setCursorPosition() 
+		//! if cursor's position is really changed.
+		inline virtual void selectCellInternal();
+
+		/*! Reimplementation: used to refresh "editing indicator" visibility. */
+		virtual void initDataContents();
+
+		/*! @internal
+		 Updates row appearance after canceling row edit. 
+		 Reimplemented from KexiDataAwareObjectInterface: just undoes changes for every data item.
+		 Used by cancelRowEdit(). */
+		virtual void updateAfterCancelRowEdit();
+
+		/*! @internal
+		 Updates row appearance after accepting row edit. 
+		 Reimplemented from KexiDataAwareObjectInterface: just clears 'edit' indicator.
+		 Used by cancelRowEdit(). */
+		virtual void updateAfterAcceptRowEdit();
+
+		/*! @internal
+		 Used to invoke copy/paste/cut etc. actions at the focused widget's level. */
+		void handleDataWidgetAction(const QString& actionName);
+
+		/*! @internal */
+		bool shouldDisplayDefaultValueForItem(KexiFormDataItemInterface* itemIface) const;
+
+		//virtual bool focusNextPrevChild( bool next );
+
+		KFormDesigner::Form *m_form;
+		int m_currentLocalSortColumn, m_localSortingOrder;
+		//! Used in selectCellInternal() to avoid fetching the same record twice
+		KexiTableItem *m_previousItem;
+};
+
+#endif