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 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"

#ifdef   _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
#include <vcl/lstbox.hxx>
#include <vcl/toolbox.hxx>
#include <vcl/event.hxx>
#include <sfx2/app.hxx>
#include <sfx2/tbxctrl.hxx>
#include <sfx2/bindings.hxx>
#include <sfx2/dispatch.hxx>
#include <sfx2/viewsh.hxx>
#include <tools/gen.hxx>
#include <svl/intitem.hxx>
#include <svl/eitem.hxx>
#include <svtools/stdctrl.hxx>
#include <svl/slstitm.hxx>
#include <svl/stritem.hxx>
#include <svx/dialmgr.hxx>
#include <svx/lboxctrl.hxx>
#ifndef _VCL_MNEMONIC_HXX_
#include <vcl/mnemonic.hxx>
#endif
#include <tools/urlobj.hxx>

#include <svx/svxids.hrc>
#include <svx/dialogs.hrc>

#include "lboxctrl.hrc"


using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::frame;

class SvxPopupWindowListBox;

/////////////////////////////////////////////////////////////////

class SvxPopupWindowListBox : public SfxPopupWindow
{
	using FloatingWindow::StateChanged;

	FixedInfo		aInfo;
	ListBox	*		pListBox;
	ToolBox &		rToolBox;
	sal_Bool			bUserSel;
    sal_uInt16          nTbxId;
    rtl::OUString   maCommandURL;
	// disallow copy-constructor and assignment-operator

	SvxPopupWindowListBox(const int& );
	SvxPopupWindowListBox & operator = (const int& );

//	SvxPopupWindowListBox( sal_uInt16 nSlotId, ToolBox& rTbx, sal_uInt16 nTbxItemId );

public:
    SvxPopupWindowListBox( sal_uInt16 nSlotId, const rtl::OUString& rCommandURL, sal_uInt16 nTbxId, ToolBox& rTbx );
	virtual ~SvxPopupWindowListBox();

	// SfxPopupWindow
	virtual SfxPopupWindow * 	Clone() const;
	virtual void 				PopupModeEnd();
	virtual void 				StateChanged( sal_uInt16 nSID, SfxItemState eState,
											  const SfxPoolItem* pState );

	void 						StartSelection();
	inline ListBox &			GetListBox()	{ return *pListBox; }
	inline FixedInfo &			GetInfo()		{ return aInfo; }

	sal_Bool						IsUserSelected() const			{ return bUserSel; }
	void						SetUserSelected( sal_Bool bVal )	{ bUserSel = bVal; }
    /*virtual*/Window*                     GetPreferredKeyInputWindow();
};

/////////////////////////////////////////////////////////////////

SvxPopupWindowListBox::SvxPopupWindowListBox( sal_uInt16 nSlotId, const rtl::OUString& rCommandURL, sal_uInt16 nId, ToolBox& rTbx ) :
    SfxPopupWindow( nSlotId, Reference< XFrame >(), SVX_RES( RID_SVXTBX_UNDO_REDO_CTRL ) ),
	aInfo		( this, SVX_RES( FT_NUM_OPERATIONS ) ),
	rToolBox	( rTbx ),
	bUserSel	( sal_False ),
    nTbxId      ( nId ),
    maCommandURL( rCommandURL )
{
	DBG_ASSERT( nSlotId == GetId(), "id mismatch" );
    pListBox = new ListBox( this, SVX_RES( LB_SVXTBX_UNDO_REDO_CTRL ) );
	FreeResource();
    pListBox->EnableMultiSelection( sal_True, sal_True );
	SetBackground( GetSettings().GetStyleSettings().GetDialogColor() );
    AddStatusListener( rCommandURL );
}


SvxPopupWindowListBox::~SvxPopupWindowListBox()
{
	delete pListBox;
}


SfxPopupWindow* SvxPopupWindowListBox::Clone() const
{
    return new SvxPopupWindowListBox( GetId(), maCommandURL, nTbxId, rToolBox );
}


void SvxPopupWindowListBox::PopupModeEnd()
{
	rToolBox.EndSelection();
	SfxPopupWindow::PopupModeEnd();
	//FloatingWindow::PopupModeEnd();

	if( SfxViewShell::Current() )
	{
	    Window* pShellWnd = SfxViewShell::Current()->GetWindow();
		if (pShellWnd)
			pShellWnd->GrabFocus();
	}
}


void SvxPopupWindowListBox::StateChanged(
		sal_uInt16 nSID, SfxItemState eState, const SfxPoolItem* pState )
{
    rToolBox.EnableItem( nTbxId, ( SfxToolBoxControl::GetItemState( pState ) != SFX_ITEM_DISABLED) );
	SfxPopupWindow::StateChanged( nSID, eState, pState );
}


void SvxPopupWindowListBox::StartSelection()
{
	rToolBox.StartSelection();
}

Window* SvxPopupWindowListBox::GetPreferredKeyInputWindow()
{
    // allows forwarding key events in the correct window
    // without setting the focus
    return pListBox->GetPreferredKeyInputWindow();
}

/////////////////////////////////////////////////////////////////

SFX_IMPL_TOOLBOX_CONTROL( SvxListBoxControl, SfxStringItem );


SvxListBoxControl::SvxListBoxControl( sal_uInt16 nSlotId, sal_uInt16 nId, ToolBox& rTbx )
	:SfxToolBoxControl( nSlotId, nId, rTbx ),
	pPopupWin	( 0 )
{
	rTbx.SetItemBits( nId, TIB_DROPDOWN | rTbx.GetItemBits( nId ) );
	rTbx.Invalidate();
}


SvxListBoxControl::~SvxListBoxControl()
{
}


SfxPopupWindow* SvxListBoxControl::CreatePopupWindow()
{
	DBG_ERROR( "not implemented" );
	return 0;
}


SfxPopupWindowType SvxListBoxControl::GetPopupWindowType() const
{
	return SFX_POPUPWINDOW_ONTIMEOUT;
}


void SvxListBoxControl::StateChanged(
		sal_uInt16, SfxItemState, const SfxPoolItem* pState )
{
	GetToolBox().EnableItem( GetId(),
							SFX_ITEM_DISABLED != GetItemState(pState) );
}


IMPL_LINK( SvxListBoxControl, PopupModeEndHdl, void *, EMPTYARG )
{
	if( pPopupWin && 0 == pPopupWin->GetPopupModeFlags()  &&
		pPopupWin->IsUserSelected() )
	{
        sal_uInt16 nCount = pPopupWin->GetListBox().GetSelectEntryCount();

        INetURLObject aObj( m_aCommandURL );

        Sequence< PropertyValue > aArgs( 1 );
        aArgs[0].Name   = aObj.GetURLPath();
        aArgs[0].Value  = makeAny( sal_Int16( nCount ));
        SfxToolBoxControl::Dispatch( m_aCommandURL, aArgs );
	}
	return 0;
}


void SvxListBoxControl::Impl_SetInfo( sal_uInt16 nCount )
{
    DBG_ASSERT( pPopupWin, "NULL pointer, PopupWindow missing" );

//    ListBox &rListBox = pPopupWin->GetListBox();

    sal_uInt16 nId;
    if (nCount == 1)
        nId = SID_UNDO == GetSlotId() ? RID_SVXSTR_NUM_UNDO_ACTION : RID_SVXSTR_NUM_REDO_ACTION;
    else
        nId = SID_UNDO == GetSlotId() ? RID_SVXSTR_NUM_UNDO_ACTIONS : RID_SVXSTR_NUM_REDO_ACTIONS;

    aActionStr = String(SVX_RES(nId));

    String aText( aActionStr );
    aText.SearchAndReplaceAllAscii( "$(ARG1)", String::CreateFromInt32( nCount ) );
    pPopupWin->GetInfo().SetText( aText );
}


IMPL_LINK( SvxListBoxControl, SelectHdl, void *, EMPTYARG )
{
    if (pPopupWin)
    {
        //pPopupWin->SetUserSelected( sal_False );

        ListBox &rListBox = pPopupWin->GetListBox();
        if (rListBox.IsTravelSelect())
            Impl_SetInfo( rListBox.GetSelectEntryCount() );
        else
        {
            pPopupWin->SetUserSelected( sal_True );
            pPopupWin->EndPopupMode( 0 );
        }
    }
	return 0;
}

/////////////////////////////////////////////////////////////////

SFX_IMPL_TOOLBOX_CONTROL( SvxUndoRedoControl, SfxStringItem );

SvxUndoRedoControl::SvxUndoRedoControl( sal_uInt16 nSlotId, sal_uInt16 nId, ToolBox& rTbx )
	: SvxListBoxControl( nSlotId, nId, rTbx )
{
	rTbx.SetItemBits( nId, TIB_DROPDOWN | rTbx.GetItemBits( nId ) );
	rTbx.Invalidate();
    aDefaultText = MnemonicGenerator::EraseAllMnemonicChars( rTbx.GetItemText( nId ) );
}

SvxUndoRedoControl::~SvxUndoRedoControl()
{
}

void SvxUndoRedoControl::StateChanged(
    sal_uInt16 nSID, SfxItemState eState, const SfxPoolItem* pState )
{
    if ( nSID == SID_UNDO || nSID == SID_REDO )
    {
        if ( eState == SFX_ITEM_DISABLED )
        {
            ToolBox& rBox = GetToolBox();
            rBox.SetQuickHelpText( GetId(), aDefaultText );
        }
        else if ( pState && pState->ISA( SfxStringItem ) )
        {
            SfxStringItem& rItem = *(SfxStringItem *)pState;
            ToolBox& rBox = GetToolBox();
            String aQuickHelpText = MnemonicGenerator::EraseAllMnemonicChars( rItem.GetValue() );
            rBox.SetQuickHelpText( GetId(), aQuickHelpText );
        }
        SvxListBoxControl::StateChanged( nSID, eState, pState );
    }
    else
    {
        aUndoRedoList.clear();

        if ( pState && pState->ISA( SfxStringListItem ) )
        {
            SfxStringListItem &rItem = *(SfxStringListItem *)pState;
		    const List* pLst = rItem.GetList();
		    DBG_ASSERT( pLst, "no undo actions available" );
		    if ( pLst )
            {
			    for( long nI = 0, nEnd = pLst->Count(); nI < nEnd; ++nI )
                    aUndoRedoList.push_back( rtl::OUString( *(String *)pLst->GetObject( nI )));
            }
        }
    }
}

SfxPopupWindow* SvxUndoRedoControl::CreatePopupWindow()
{
	DBG_ASSERT(( SID_UNDO == GetSlotId() || SID_REDO == GetSlotId() ), "mismatching ids" );

    if ( m_aCommandURL.equalsAscii( ".uno:Undo" ))
        updateStatus( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ".uno:GetUndoStrings" )));
    else
        updateStatus( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ".uno:GetRedoStrings" )));

    ToolBox& rBox = GetToolBox();

    pPopupWin = new SvxPopupWindowListBox( GetSlotId(), m_aCommandURL, GetId(), rBox );
	pPopupWin->SetPopupModeEndHdl( LINK( this, SvxUndoRedoControl,
											PopupModeEndHdl ) );
    ListBox &rListBox = pPopupWin->GetListBox();
    rListBox.SetSelectHdl( LINK( this, SvxUndoRedoControl, SelectHdl ) );

	for( sal_uInt32 n = 0; n < aUndoRedoList.size(); n++ )
		rListBox.InsertEntry( String( aUndoRedoList[n] ));

    rListBox.SelectEntryPos( 0 );
    aActionStr = String( SVX_RES( SID_UNDO == GetSlotId() ?
                                  RID_SVXSTR_NUM_UNDO_ACTIONS : RID_SVXSTR_NUM_REDO_ACTIONS ) );
    Impl_SetInfo( rListBox.GetSelectEntryCount() );

    // move focus in floating window without
    // closing it (GrabFocus() would close it!)
    pPopupWin->StartPopupMode( &rBox, FLOATWIN_POPUPMODE_GRABFOCUS );
    //pPopupWin->GetListBox().GrabFocus();

    return pPopupWin;
}