filtnav.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#ifndef INCLUDED_SVX_SOURCE_INC_FILTNAV_HXX
#define INCLUDED_SVX_SOURCE_INC_FILTNAV_HXX
 
#include <com/sun/star/form/XForm.hpp>
#include <com/sun/star/form/runtime/XFormController.hpp>
#include <com/sun/star/form/runtime/XFilterController.hpp>
#include <svl/lstner.hxx>
#include <svl/SfxBroadcaster.hxx>
 
#include <vcl/window.hxx>
#include <sfx2/childwin.hxx>
#include <svl/poolitem.hxx>
#include <sfx2/bindings.hxx>
#include <sfx2/dockwin.hxx>
#include <sfx2/ctrlitem.hxx>
 
#include "fmexch.hxx"
#include "sqlparserclient.hxx"
 
class FmFormShell;
 
namespace svxform
{
 
class FmFilterItem;
class FmFilterItems;
class FmParentData;
class FmFilterAdapter;
 
// data structure for the filter model
class FmFilterData
{
    FmParentData*    m_pParent;
    OUString         m_aText;
 
public:
    FmFilterData(FmParentData* pParent, const OUString& rText)
        :m_pParent( pParent )
        ,m_aText( rText )
    {}
    virtual ~FmFilterData(){}
 
    void    SetText( const OUString& rText ){ m_aText = rText; }
    const OUString& GetText() const { return m_aText; }
    FmParentData* GetParent() const {return m_pParent;}
 
    virtual OUString GetImage() const;
};
 
class FmParentData : public FmFilterData
{
protected:
    ::std::vector< std::unique_ptr<FmFilterData> >  m_aChildren;
 
public:
    FmParentData(FmParentData* pParent, const OUString& rText)
        : FmFilterData(pParent, rText)
    {}
    virtual ~FmParentData() override;
 
    ::std::vector< std::unique_ptr<FmFilterData> >& GetChildren() { return m_aChildren; }
};
 
// Item representing the forms and subforms
class FmFormItem final : public FmParentData
{
    css::uno::Reference< css::form::runtime::XFormController >    m_xController;
    css::uno::Reference< css::form::runtime::XFilterController >  m_xFilterController;
 
public:
 
    FmFormItem(  FmParentData* _pParent,
                 const css::uno::Reference< css::form::runtime::XFormController > & _xController,
                 const OUString& _rText)
        :FmParentData( _pParent, _rText )
        ,m_xController( _xController )
        ,m_xFilterController( _xController, css::uno::UNO_QUERY_THROW )
    {
    }
 
    const css::uno::Reference< css::form::runtime::XFormController >&
        GetController() const { return m_xController; }
 
    const css::uno::Reference< css::form::runtime::XFilterController >&
        GetFilterController() const { return m_xFilterController; }
 
    virtual OUString GetImage() const override;
};
 
class FmFilterItems final : public FmParentData
{
public:
    FmFilterItems(FmFormItem* pParent, const OUString& rText ) : FmParentData(pParent, rText) {}
 
    FmFilterItem* Find( const ::sal_Int32 _nFilterComponentIndex ) const;
    virtual OUString GetImage() const override;
};
 
class FmFilterItem final : public FmFilterData
{
    OUString      m_aFieldName;
    sal_Int32     m_nComponentIndex;
 
public:
    FmFilterItem(
        FmFilterItems* pParent,
        const OUString& aFieldName,
        const OUString& aCondition,
        const sal_Int32 _nComponentIndex
    );
 
    const OUString& GetFieldName() const {return m_aFieldName;}
    sal_Int32 GetComponentIndex() const { return m_nComponentIndex; }
 
    virtual OUString GetImage() const override;
};
 
class FmFilterModel final : public FmParentData
                     ,public SfxBroadcaster
                     ,public ::svxform::OSQLParserClient
{
    friend class FmFilterAdapter;
 
    css::uno::Reference< css::container::XIndexAccess >           m_xControllers;
    css::uno::Reference< css::form::runtime::XFormController >    m_xController;
    rtl::Reference<FmFilterAdapter>                               m_pAdapter;
    FmFilterItems*          m_pCurrentItems;
 
public:
    FmFilterModel();
    virtual ~FmFilterModel() override;
 
    void Update(const css::uno::Reference< css::container::XIndexAccess > & xControllers, const css::uno::Reference< css::form::runtime::XFormController > & xCurrent);
    void Clear();
    bool ValidateText(FmFilterItem const * pItem, OUString& rText, OUString& rErrorMsg) const;
    void Append(FmFilterItems* pItems, std::unique_ptr<FmFilterItem> pFilterItem);
    void SetTextForItem(FmFilterItem* pItem, const OUString& rText);
 
    FmFormItem* GetCurrentForm() const {return m_pCurrentItems ? static_cast<FmFormItem*>(m_pCurrentItems->GetParent()) : nullptr;}
    FmFilterItems* GetCurrentItems() const {return m_pCurrentItems;}
    void SetCurrentItems(FmFilterItems* pCurrent);
 
    const css::uno::Reference< css::form::runtime::XFormController > & GetCurrentController() const {return m_xController;}
    void SetCurrentController(const css::uno::Reference< css::form::runtime::XFormController > & xController);
 
    void Remove(FmFilterData* pFilterItem);
    static void AppendFilterItems( FmFormItem& _rItem );
    void EnsureEmptyFilterRows( FmParentData& _rItem );
 
private:
    void Insert(const ::std::vector<std::unique_ptr<FmFilterData>>::iterator& rPos, std::unique_ptr<FmFilterData> pFilterItem);
    void Remove( const ::std::vector<std::unique_ptr<FmFilterData>>::iterator& rPos );
    FmFormItem* Find(const ::std::vector<std::unique_ptr<FmFilterData>>& rItems, const css::uno::Reference< css::form::runtime::XFormController > & xController) const;
    FmFormItem* Find(const ::std::vector<std::unique_ptr<FmFilterData>>& rItems, const css::uno::Reference< css::form::XForm >& xForm) const;
    void Update(const css::uno::Reference< css::container::XIndexAccess > & xControllers, FmParentData* pParent);
};
 
 
class OFilterItemExchange final : public OLocalExchange
{
    ::std::vector<FmFilterItem*>    m_aDraggedEntries;
    FmFormItem*             m_pFormItem;        // ensure that we drop on the same form
 
public:
    OFilterItemExchange();
 
    static SotClipboardFormatId getFormatId( );
    inline static bool  hasFormat( const DataFlavorExVector& _rFormats );
 
    const ::std::vector<FmFilterItem*>& getDraggedEntries() const { return m_aDraggedEntries; }
    void setDraggedEntries(::std::vector<FmFilterItem*>&& _rList) { m_aDraggedEntries = std::move(_rList); }
    FmFormItem* getFormItem() const { return m_pFormItem; }
 
    void setFormItem( FmFormItem* _pItem ) { m_pFormItem = _pItem; }
 
private:
    virtual void AddSupportedFormats() override;
};
 
inline bool OFilterItemExchange::hasFormat( const DataFlavorExVector& _rFormats )
{
    return OLocalExchange::hasFormat( _rFormats, getFormatId() );
}
 
class OFilterExchangeHelper final : public OLocalExchangeHelper
{
public:
    OFilterExchangeHelper() : OLocalExchangeHelper() { }
 
    OFilterItemExchange* operator->() const { return static_cast<OFilterItemExchange*>(m_xTransferable.get()); }
    OFilterItemExchange& operator*() const { return *static_cast<OFilterItemExchange*>(m_xTransferable.get()); }
 
private:
    virtual rtl::Reference<OLocalExchange> createExchange() const override;
};
 
class FmFilterNavigator;
 
class FmFilterNavigatorDropTarget final : public DropTargetHelper
{
private:
    FmFilterNavigator& m_rTreeView;
 
    virtual sal_Int8 AcceptDrop( const AcceptDropEvent& rEvt ) override;
    virtual sal_Int8 ExecuteDrop( const ExecuteDropEvent& rEvt ) override;
 
public:
    FmFilterNavigatorDropTarget(FmFilterNavigator& rTreeView);
};
 
class FmFilterNavigator final : public SfxListener
{
    VclPtr<vcl::Window> m_xTopLevel;
    std::unique_ptr<weld::TreeView> m_xTreeView;
    FmFilterNavigatorDropTarget m_aDropTargetHelper;
 
    std::unique_ptr<FmFilterModel> m_pModel;
    std::unique_ptr<weld::TreeIter> m_xEditingCurrently;
    OFilterExchangeHelper   m_aControlExchange;
 
    ImplSVEvent* m_nAsyncRemoveEvent;
 
public:
    FmFilterNavigator(vcl::Window* pTopLevel, std::unique_ptr<weld::TreeView> xTreeView);
    virtual ~FmFilterNavigator() override;
 
    void GrabFocus() { m_xTreeView->grab_focus(); }
 
    void EndEditing();
 
    void UpdateContent(
            const css::uno::Reference< css::container::XIndexAccess > & xControllers,
            const css::uno::Reference< css::form::runtime::XFormController > & xCurrent
        );
 
    weld::TreeView& get_widget() { return *m_xTreeView; }
 
    sal_Int8 AcceptDrop(const AcceptDropEvent& rEvt);
    sal_Int8 ExecuteDrop(const ExecuteDropEvent& rEvt);
 
private:
    DECL_LINK(KeyInputHdl, const KeyEvent&, bool);
    DECL_LINK(PopupMenuHdl, const CommandEvent&, bool);
    virtual void Notify( SfxBroadcaster& rBC, const SfxHint& rHint ) override;
 
    DECL_STATIC_LINK(FmFilterNavigator, CustomGetSizeHdl, weld::TreeView::get_size_args, Size);
    DECL_STATIC_LINK(FmFilterNavigator, CustomRenderHdl, weld::TreeView::render_args, void);
 
    DECL_LINK(SelectHdl, weld::TreeView&, void);
    DECL_LINK(EditingEntryHdl, const weld::TreeIter&, bool);
    typedef std::pair<const weld::TreeIter&, OUString> IterString;
    DECL_LINK(EditedEntryHdl, const IterString&, bool);
 
    DECL_LINK(DragBeginHdl, bool&, bool);
 
    void DeleteSelection();
    std::unique_ptr<weld::TreeIter> FindEntry(const FmFilterData* pItem) const;
    void Insert(const FmFilterData* pItem, int nPos);
    void Remove(FmFilterData const * pItem);
 
    DECL_LINK(OnRemove, void*, void);
 
    FmFormItem* getSelectedFilterItems(::std::vector<FmFilterItem*>& _rItemList);
 
    void insertFilterItem(const ::std::vector<FmFilterItem*>& _rFilterList,FmFilterItems* _pTargetItems, bool _bCopy);
 
    bool getPrevEntry(weld::TreeIter& rEntry);
    bool getNextEntry(weld::TreeIter& rEntry);
};
 
class FmFilterNavigatorWin final : public SfxDockingWindow, public SfxControllerItem
{
private:
    std::unique_ptr<FmFilterNavigator> m_xNavigatorTree;
 
    virtual bool Close() override;
    virtual void GetFocus() override;
    virtual Size CalcDockingSize( SfxChildAlignment ) override;
    virtual SfxChildAlignment CheckAlignment( SfxChildAlignment, SfxChildAlignment ) override;
 
    using SfxDockingWindow::StateChanged;
 
public:
    FmFilterNavigatorWin( SfxBindings *pBindings, SfxChildWindow *pMgr,
                   vcl::Window* pParent );
    virtual ~FmFilterNavigatorWin() override;
    virtual void dispose() override;
 
    void UpdateContent( FmFormShell const * pFormShell );
    void StateChangedAtToolBoxControl( sal_uInt16 nSID, SfxItemState eState, const SfxPoolItem* pState ) override;
    void FillInfo( SfxChildWinInfo& rInfo ) const override;
};
 
class FmFilterNavigatorWinMgr final : public SfxChildWindow
{
public:
    FmFilterNavigatorWinMgr( vcl::Window *pParent, sal_uInt16 nId, SfxBindings *pBindings,
                      SfxChildWinInfo *pInfo );
    SFX_DECL_CHILDWINDOW( FmFilterNavigatorWinMgr );
};
 
}
 
#endif // INCLUDED_SVX_SOURCE_INC_FILTNAV_HXX
 
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