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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_DBACCESS_SOURCE_UI_INC_JOINTABLEVIEW_HXX
#define INCLUDED_DBACCESS_SOURCE_UI_INC_JOINTABLEVIEW_HXX
#include <vcl/window.hxx>
#include <vcl/timer.hxx>
#include <vcl/idle.hxx>
#include <vcl/scrbar.hxx>
#include <vcl/vclptr.hxx>
#include <svtools/transfer.hxx>
#include "callbacks.hxx"
#include "TableConnectionData.hxx"
#include "TableWindowData.hxx"
#include <map>
#include <vector>
struct AcceptDropEvent;
struct ExecuteDropEvent;
class SfxUndoAction;
namespace dbaui
{
class OTableConnection;
class OTableWindow;
struct OJoinExchangeData;
class OJoinDesignView;
class OTableWindowData;
class OJoinDesignViewAccess;
// this class conatins only the scrollbars to avoid that
// the tablewindows clip the scrollbars
class OJoinTableView;
class OScrollWindowHelper : public vcl::Window
{
VclPtr<ScrollBar> m_aHScrollBar;
VclPtr<ScrollBar> m_aVScrollBar;
VclPtr<vcl::Window> m_pCornerWindow;
VclPtr<OJoinTableView> m_pTableView;
protected:
virtual void Resize() override;
public:
OScrollWindowHelper( vcl::Window* pParent);
virtual ~OScrollWindowHelper() override;
virtual void dispose() override;
void setTableView(OJoinTableView* _pTableView);
void resetRange(const Point& _aSize);
// own methods
ScrollBar& GetHScrollBar() { return *m_aHScrollBar.get(); }
ScrollBar& GetVScrollBar() { return *m_aVScrollBar.get(); }
};
class OJoinTableView : public vcl::Window,
public IDragTransferableListener,
public DropTargetHelper
{
friend class OJoinMoveTabWinUndoAct;
public:
typedef std::map<OUString, VclPtr<OTableWindow> > OTableWindowMap;
private:
OTableWindowMap m_aTableMap;
::std::vector<VclPtr<OTableConnection> > m_vTableConnection;
Idle m_aDragScrollIdle;
Rectangle m_aDragRect;
Rectangle m_aSizingRect;
Point m_aDragOffset;
Point m_aScrollOffset;
Point m_ptPrevDraggingPos;
Size m_aOutputSize;
VclPtr<OTableWindow> m_pDragWin;
VclPtr<OTableWindow> m_pSizingWin;
VclPtr<OTableConnection> m_pSelectedConn;
bool m_bTrackingInitiallyMoved;
DECL_LINK(OnDragScrollTimer, Idle*, void);
protected:
VclPtr<OTableWindow> m_pLastFocusTabWin;
VclPtr<OJoinDesignView> m_pView;
OJoinDesignViewAccess* m_pAccessible;
public:
OJoinTableView( vcl::Window* pParent, OJoinDesignView* pView );
virtual ~OJoinTableView() override;
virtual void dispose() override;
// window override
virtual void StateChanged( StateChangedType nStateChange ) override;
virtual void GetFocus() override;
virtual void LoseFocus() override;
virtual void KeyInput( const KeyEvent& rEvt ) override;
// Accessibility
virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessible() override;
// own methods
ScrollBar& GetHScrollBar() { return static_cast<OScrollWindowHelper*>(GetParent())->GetHScrollBar(); }
ScrollBar& GetVScrollBar() { return static_cast<OScrollWindowHelper*>(GetParent())->GetVScrollBar(); }
DECL_LINK( ScrollHdl, ScrollBar*, void );
void DrawConnections(vcl::RenderContext& rRenderContext, const Rectangle& rRect);
void InvalidateConnections();
void BeginChildMove( OTableWindow* pTabWin, const Point& rMousePos );
void BeginChildSizing( OTableWindow* pTabWin, const Pointer& rPointer );
void NotifyTitleClicked( OTableWindow* pTabWin, const Point& rMousePos );
virtual void AddTabWin(const OUString& _rComposedName, const OUString& rWinName, bool bNewTable = false);
virtual void RemoveTabWin( OTableWindow* pTabWin );
// hide all TabWins (does NOT delete them; they are put in an UNDO action)
void HideTabWins();
virtual void AddConnection(const OJoinExchangeData& jxdSource, const OJoinExchangeData& jxdDest) = 0;
/** RemoveConnection allows to remove connections from join table view
it implies that the same as addConnection
@param rConnection the connection which should be removed
@param bDelete when true then the connection will be deleted
@return an iterator to next valid connection, so it can be used in any loop
*/
virtual bool RemoveConnection(VclPtr<OTableConnection>& rConnection, bool bDelete);
/** allows to add new connections to join table view
it implies an invalidation of the features ID_BROWSER_ADDTABLE and
SID_RELATION_ADD_RELATION also the modified flag will be set to true
@param _pConnection the connection which should be added
@param _bAddData when true then the data should also be appended
*/
void addConnection(OTableConnection* _pConnection,bool _bAddData = true);
bool ScrollPane( long nDelta, bool bHoriz, bool bPaintScrollBars );
sal_uLong GetTabWinCount();
const Point& GetScrollOffset() const { return m_aScrollOffset; }
OJoinDesignView* getDesignView() const { return m_pView; }
OTableWindow* GetTabWindow( const OUString& rName );
VclPtr<OTableConnection>& GetSelectedConn() { return m_pSelectedConn; }
/** @note NULL is explicitly allowed (then no-op) */
void DeselectConn(OTableConnection* pConn);
void SelectConn(OTableConnection* pConn);
OTableWindowMap& GetTabWinMap() { return m_aTableMap; }
/** gives a read only access to the connection vector
*/
const ::std::vector<VclPtr<OTableConnection> >& getTableConnections() const { return m_vTableConnection; }
bool ExistsAConn(const OTableWindow* pFromWin) const;
/** search for all connections of a table
@param _pFromWin the table for which connections should be found
@return an iterator which can be used to travel all connections of the table
*/
::std::vector<VclPtr<OTableConnection> >::const_iterator getTableConnections(const OTableWindow* _pFromWin) const;
/** how many connection belongs to single table
@param _pFromWin the table for which connections should be found
@return the count of connections which belongs to this table
*/
sal_Int32 getConnectionCount(const OTableWindow* _pFromWin) const;
OTableConnection* GetTabConn(const OTableWindow* pLhs,const OTableWindow* pRhs,bool _bSupressCrossOrNaturalJoin = false) const;
/** clear the window map and connection vector without destroying it
that means that the data of the windows and connection will be
untouched
*/
void clearLayoutInformation();
/** set the focus to that tab win which most recently had it
(or to the first available one) **/
void GrabTabWinFocus();
/** take all WinData and ConnData from the document and create the
corresponding Wins and Conns */
virtual void ReSync() { }
/** Hart deletion
That means that all Conns and Wins are deleted from their respective
lists and the corresponding Datas removed from the document */
virtual void ClearAll();
/** @note used by AddTabDlg to see if more tables can be added */
virtual bool IsAddAllowed();
virtual bool PreNotify(NotifyEvent& rNEvt) override;
// DnD stuff
virtual sal_Int8 AcceptDrop( const AcceptDropEvent& rEvt ) override;
virtual sal_Int8 ExecuteDrop( const ExecuteDropEvent& rEvt ) override;
/** @note can be used for special ui handling after d&d */
virtual void lookForUiActivities();
/** Hook that is called after moving/resizing TabWins
The position is 'virtual': the container has a virtual area of
which only a part - changeable by scroll bar - is visible.
Therefore: ptOldPosition is always positive, even if it represents
a point with a negative physical ordinate above the visible area
@note The standard implementation just passes the new data to the
Wins
*/
void TabWinMoved(OTableWindow* ptWhich, const Point& ptOldPosition);
void TabWinSized(OTableWindow* ptWhich, const Point& ptOldPosition, const Size& szOldSize);
void modified();
/** check if the given window is visible.
@param _rPoint The Point to check
@param _rSize The Size to be check as well
@return true if the area is visible, false otherwise
*/
bool isMovementAllowed(const Point& _rPoint,const Size& _rSize);
const Size& getRealOutputSize() const { return m_aOutputSize; }
virtual void EnsureVisible(const OTableWindow* _pWin);
void EnsureVisible(const Point& _rPoint,const Size& _rSize);
TTableWindowData::value_type createTableWindowData(const OUString& _rComposedName
,const OUString& _sTableName
,const OUString& _rWinName);
protected:
virtual void MouseButtonUp( const MouseEvent& rEvt ) override;
virtual void MouseButtonDown( const MouseEvent& rEvt ) override;
virtual void Tracking( const TrackingEvent& rTEvt ) override;
virtual void Paint( vcl::RenderContext& rRenderContext, const Rectangle& rRect ) override;
virtual void ConnDoubleClicked(VclPtr<OTableConnection>& rConnection);
void SetDefaultTabWinPosSize( OTableWindow* pTabWin );
virtual void DataChanged( const DataChangedEvent& rDCEvt ) override;
virtual void Resize() override;
virtual void dragFinished( ) override;
/// @note here the physical position (that can be changed while
/// resizing) is used, as no scrolling can take place while resizing
virtual void Command(const CommandEvent& rEvt) override;
virtual OTableWindowData* CreateImpl(const OUString& _rComposedName
,const OUString& _sTableName
,const OUString& _rWinName);
/** factory method to create table windows
@param _pData The data corresponding to the window.
@return The new TableWindow
*/
virtual VclPtr<OTableWindow> createWindow(const TTableWindowData::value_type& _pData) = 0;
/** determines whether the classes Init method should accept a query
name, or only table names */
virtual bool allowQueries() const;
/** called when init fails at the tablewindowdata because the m_xTable
object could not provide columns, but no exception was thrown.
Expected to throw. */
virtual void onNoColumns_throw();
virtual bool supressCrossNaturalJoin(const TTableConnectionData::value_type& _pData) const;
private:
void InitColors();
void ScrollWhileDragging();
/** opens the context menu to delete a connection
@param _aPos the position where the popup menu should appear
@param _pSelConnection the connection which should be deleted
*/
void executePopup(const Point& _aPos, VclPtr<OTableConnection>& rSelConnection);
/** invalidates this window without children and set the controller
modified
@param _pAction a possible undo action to add at the controller
*/
void invalidateAndModify(SfxUndoAction *_pAction);
private:
using Window::Scroll;
};
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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