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Diffstat (limited to 'dbaccess/source/ui/inc/JoinTableView.hxx')
| -rw-r--r-- | dbaccess/source/ui/inc/JoinTableView.hxx | 325 |
1 files changed, 325 insertions, 0 deletions
diff --git a/dbaccess/source/ui/inc/JoinTableView.hxx b/dbaccess/source/ui/inc/JoinTableView.hxx new file mode 100644 index 000000000..80de958ea --- /dev/null +++ b/dbaccess/source/ui/inc/JoinTableView.hxx @@ -0,0 +1,325 @@ +/* -*- 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 . + */ +#pragma once + +#include <vcl/window.hxx> +#include <vcl/timer.hxx> +#include <vcl/idle.hxx> +#include <vcl/scrbar.hxx> +#include <vcl/vclptr.hxx> +#include <vcl/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 contains 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; } + ScrollBar& GetVScrollBar() { return *m_aVScrollBar; } + }; + + + 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; + tools::Rectangle m_aDragRect; + tools::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; + + + DECL_LINK(OnDragScrollTimer, Timer*, void); + + protected: + VclPtr<OTableWindow> m_pLastFocusTabWin; + VclPtr<OJoinDesignView> m_pView; + rtl::Reference<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 tools::Rectangle& rRect); + void InvalidateConnections(); + + void BeginChildMove( OTableWindow* pTabWin, const Point& rMousePos ); + void BeginChildSizing( OTableWindow* pTabWin, PointerStyle nPointer ); + + 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( tools::Long nDelta, bool bHoriz, bool bPaintScrollBars ); + sal_uLong GetTabWinCount() const; + 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 _bSuppressCrossOrNaturalJoin = 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() { } + + /** Hard deletion + + That means that all Conns and Wins are deleted from their respective + lists and the corresponding Data 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 tools::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 std::shared_ptr<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 suppressCrossNaturalJoin(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(std::unique_ptr<SfxUndoAction> _pAction); + + private: + using Window::Scroll; + }; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |