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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org 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 Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#ifndef _TREE_CONTROL_PEER_HXX_
#define _TREE_CONTROL_PEER_HXX_

#include <com/sun/star/awt/tree/XTreeControl.hpp>
#include <com/sun/star/awt/tree/XTreeDataModel.hpp>
#include <com/sun/star/graphic/XGraphicProvider.hpp>

#include <toolkit/awt/vclxwindow.hxx>
#include <toolkit/awt/vclxwindows.hxx>

#include <vcl/image.hxx>

#include <cppuhelper/implbase2.hxx>


class UnoTreeListEntry;
class TreeControlPeer;
class UnoTreeListBoxImpl;
class TreeNodeMap;

//  ----------------------------------------------------
//  class TreeControlPeer
//  ----------------------------------------------------
class TreeControlPeer : public ::cppu::ImplInheritanceHelper2< VCLXWindow, ::com::sun::star::awt::tree::XTreeControl, ::com::sun::star::awt::tree::XTreeDataModelListener >
{
    friend class UnoTreeListBoxImpl;
    friend class UnoTreeListEntry;
public:
    TreeControlPeer();
    virtual ~TreeControlPeer();

    Window* createVclControl( Window* pParent, sal_Int64 nWinStyle );

    // VCLXWindow
    virtual void SetWindow( Window* pWindow );

    // ::com::sun::star::view::XSelectionSupplier
    virtual ::sal_Bool SAL_CALL select( const ::com::sun::star::uno::Any& xSelection ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
    virtual ::com::sun::star::uno::Any SAL_CALL getSelection(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL addSelectionChangeListener( const ::com::sun::star::uno::Reference< ::com::sun::star::view::XSelectionChangeListener >& xListener ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL removeSelectionChangeListener( const ::com::sun::star::uno::Reference< ::com::sun::star::view::XSelectionChangeListener >& xListener ) throw (::com::sun::star::uno::RuntimeException);

    // ::com::sun::star::view::XMultiSelectionSupplier
    virtual ::sal_Bool SAL_CALL addSelection( const ::com::sun::star::uno::Any& Selection ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL removeSelection( const ::com::sun::star::uno::Any& Selection ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL clearSelection(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual ::sal_Int32 SAL_CALL getSelectionCount(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumeration > SAL_CALL createSelectionEnumeration(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumeration > SAL_CALL createReverseSelectionEnumeration(  ) throw (::com::sun::star::uno::RuntimeException);

    // ::com::sun::star::awt::XTreeControl
    virtual ::rtl::OUString SAL_CALL getDefaultExpandedGraphicURL() throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL setDefaultExpandedGraphicURL( const ::rtl::OUString& _defaultexpandedgraphicurl ) throw (::com::sun::star::uno::RuntimeException);
    virtual ::rtl::OUString SAL_CALL getDefaultCollapsedGraphicURL() throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL setDefaultCollapsedGraphicURL( const ::rtl::OUString& _defaultcollapsedgraphicurl ) throw (::com::sun::star::uno::RuntimeException);
    virtual ::sal_Bool SAL_CALL isNodeExpanded( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& Node ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
    virtual ::sal_Bool SAL_CALL isNodeCollapsed( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& Node ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL makeNodeVisible( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& Node ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::awt::tree::ExpandVetoException, ::com::sun::star::uno::RuntimeException);
    virtual ::sal_Bool SAL_CALL isNodeVisible( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& Node ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL expandNode( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& Node ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::awt::tree::ExpandVetoException, ::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL collapseNode( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& Node ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::awt::tree::ExpandVetoException, ::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL addTreeExpansionListener( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeExpansionListener >& Listener ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL removeTreeExpansionListener( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeExpansionListener >& Listener ) throw (::com::sun::star::uno::RuntimeException);
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode > SAL_CALL getNodeForLocation( ::sal_Int32 x, ::sal_Int32 y ) throw (::com::sun::star::uno::RuntimeException);
    virtual ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode > SAL_CALL getClosestNodeForLocation( ::sal_Int32 x, ::sal_Int32 y ) throw (::com::sun::star::uno::RuntimeException);
    virtual ::com::sun::star::awt::Rectangle SAL_CALL getNodeRect( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& Node ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
    virtual ::sal_Bool SAL_CALL isEditing(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual ::sal_Bool SAL_CALL stopEditing(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL cancelEditing(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL startEditingAtNode( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& Node ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL addTreeEditListener( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeEditListener >& Listener ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL removeTreeEditListener( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeEditListener >& Listener ) throw (::com::sun::star::uno::RuntimeException);

    // ::com::sun::star::awt::tree::TreeDataModelListener
    virtual void SAL_CALL treeNodesChanged( const ::com::sun::star::awt::tree::TreeDataModelEvent& aEvent ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL treeNodesInserted( const ::com::sun::star::awt::tree::TreeDataModelEvent& aEvent ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL treeNodesRemoved( const ::com::sun::star::awt::tree::TreeDataModelEvent& aEvent ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL treeStructureChanged( const ::com::sun::star::awt::tree::TreeDataModelEvent& aEvent ) throw (::com::sun::star::uno::RuntimeException);

    // XEventListener
    void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw(::com::sun::star::uno::RuntimeException);

    // ::com::sun::star::awt::XLayoutConstrains
    ::com::sun::star::awt::Size SAL_CALL getMinimumSize() throw(::com::sun::star::uno::RuntimeException);
    ::com::sun::star::awt::Size SAL_CALL getPreferredSize() throw(::com::sun::star::uno::RuntimeException);
    ::com::sun::star::awt::Size SAL_CALL calcAdjustedSize( const ::com::sun::star::awt::Size& aNewSize ) throw(::com::sun::star::uno::RuntimeException);

    // ::com::sun::star::awt::XVclWindowPeer
    void SAL_CALL setProperty( const ::rtl::OUString& PropertyName, const ::com::sun::star::uno::Any& Value ) throw(::com::sun::star::uno::RuntimeException);
    ::com::sun::star::uno::Any SAL_CALL getProperty( const ::rtl::OUString& PropertyName ) throw(::com::sun::star::uno::RuntimeException);

private:
    UnoTreeListEntry* getEntry( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& xNode, bool bThrow = true ) throw (::com::sun::star::lang::IllegalArgumentException );

    void disposeControl();

    bool onEditingEntry( UnoTreeListEntry* pEntry );
    bool onEditedEntry( UnoTreeListEntry* pEntry, const XubString& rNewText );

    void eraseTree( UnoTreeListBoxImpl& rTree );
    void fillTree( UnoTreeListBoxImpl& rTree, const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeDataModel >& xDataModel );
    void addNode( UnoTreeListBoxImpl& rTree, const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& xNode, UnoTreeListEntry* pParentEntry );

    UnoTreeListEntry* createEntry( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& xNode, UnoTreeListEntry* pParent, ULONG nPos = LIST_APPEND );
    bool updateEntry( UnoTreeListEntry* pEntry );

    void updateTree( const ::com::sun::star::awt::tree::TreeDataModelEvent& rEvent, bool bRecursive );
    void updateNode( UnoTreeListBoxImpl& rTree, const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& xNode, bool bRecursive );
    void updateChildNodes( UnoTreeListBoxImpl& rTree, const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& xParentNode, UnoTreeListEntry* pParentEntry );

    ::rtl::OUString getEntryString( const ::com::sun::star::uno::Any& rValue );

    UnoTreeListBoxImpl& getTreeListBoxOrThrow() const throw (::com::sun::star::uno::RuntimeException );
    void ChangeNodesSelection( const ::com::sun::star::uno::Any& rSelection, bool bSelect, bool bSetSelection ) throw( ::com::sun::star::uno::RuntimeException, ::com::sun::star::lang::IllegalArgumentException );

    void onChangeDataModel( UnoTreeListBoxImpl& rTree, const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeDataModel >& xDataModel );

    void onSelectionChanged();
    void onRequestChildNodes( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& xNode );
    bool onExpanding( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& xNode, bool bExpanding );
    void onExpanded( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeNode >& xNode, bool bExpanding );

    void onChangeRootDisplayed( sal_Bool bIsRootDisplayed );

    void addEntry( UnoTreeListEntry* pEntry );
    void removeEntry( UnoTreeListEntry* pEntry );

    bool loadImage( const ::rtl::OUString& rURL, Image& rImage );

private:
    ::com::sun::star::uno::Reference< ::com::sun::star::awt::tree::XTreeDataModel >mxDataModel;
    TreeSelectionListenerMultiplexer maSelectionListeners;
    TreeExpansionListenerMultiplexer maTreeExpansionListeners;
    TreeEditListenerMultiplexer maTreeEditListeners;
    sal_Bool mbIsRootDisplayed;
    UnoTreeListBoxImpl* mpTreeImpl;
    sal_Int32 mnEditLock;
    ::rtl::OUString msDefaultCollapsedGraphicURL;
    ::rtl::OUString msDefaultExpandedGraphicURL;
    Image maDefaultExpandedImage;
    Image maDefaultCollapsedImage;
    TreeNodeMap* mpTreeNodeMap;
    ::com::sun::star::uno::Reference< ::com::sun::star::graphic::XGraphicProvider > mxGraphicProvider;
};

#endif // _TREE_CONTROL_PEER_HXX_

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */