/**************************************************************
 * 
 * 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
 * under the License.
 * 
 *************************************************************/

#include "precompiled_sd.hxx"

#include "LayoutMenu.hxx"

#include "SidebarShellManager.hxx"
#include "app.hrc"
#include "drawdoc.hxx"
#include "framework/FrameworkHelper.hxx"
#include "glob.hrc"
#include "glob.hxx"
#include "helpids.h"
#include "pres.hxx"
#include "res_bmp.hrc"
#include "sdpage.hxx"
#include "sdresid.hxx"
#include "strings.hrc"
#include "tools/SlotStateListener.hxx"
#include "DrawController.hxx"
#include "DrawDocShell.hxx"
#include "DrawViewShell.hxx"
#include "EventMultiplexer.hxx"
#include "SlideSorterViewShell.hxx"
#include "ViewShellBase.hxx"
#include <sfx2/sidebar/Theme.hxx>

#include <comphelper/processfactory.hxx>
#include <sfx2/app.hxx>
#include <sfx2/dispatch.hxx>
#include <sfx2/objface.hxx>
#include <sfx2/request.hxx>
#include <sfx2/viewfrm.hxx>
#include <svl/languageoptions.hxx>
#include <vcl/image.hxx>
#include <vcl/floatwin.hxx>

#include <com/sun/star/frame/XController.hpp>
#include <com/sun/star/drawing/framework/XControllerManager.hpp>
#include <com/sun/star/drawing/framework/XView.hpp>
#include <com/sun/star/drawing/framework/ResourceId.hpp>

#include <vector>
#include <memory>

using namespace ::com::sun::star;
using namespace ::com::sun::star::text;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::drawing::framework;
using namespace ::sd::slidesorter;
using ::sd::framework::FrameworkHelper;

namespace sd { namespace sidebar {



struct snewfoil_value_info
{
    sal_uInt16 mnBmpResId;
    sal_uInt16 mnHCBmpResId;
    sal_uInt16 mnStrResId;
    WritingMode meWritingMode;
    AutoLayout maAutoLayout;
};

static snewfoil_value_info notes[] =
{
    {BMP_FOILN_01, BMP_FOILN_01_H, STR_AUTOLAYOUT_NOTES, WritingMode_LR_TB,
     AUTOLAYOUT_NOTES},
    {0, 0, 0, WritingMode_LR_TB, AUTOLAYOUT_NONE},
};

static snewfoil_value_info handout[] =
{
    {BMP_FOILH_01, BMP_FOILH_01_H, STR_AUTOLAYOUT_HANDOUT1, WritingMode_LR_TB,
     AUTOLAYOUT_HANDOUT1},
    {BMP_FOILH_02, BMP_FOILH_02_H, STR_AUTOLAYOUT_HANDOUT2, WritingMode_LR_TB,
     AUTOLAYOUT_HANDOUT2},
    {BMP_FOILH_03, BMP_FOILH_03_H, STR_AUTOLAYOUT_HANDOUT3, WritingMode_LR_TB,
     AUTOLAYOUT_HANDOUT3},
    {BMP_FOILH_04, BMP_FOILH_04_H, STR_AUTOLAYOUT_HANDOUT4, WritingMode_LR_TB,
     AUTOLAYOUT_HANDOUT4},
    {BMP_FOILH_06, BMP_FOILH_06_H, STR_AUTOLAYOUT_HANDOUT6, WritingMode_LR_TB,
     AUTOLAYOUT_HANDOUT6},
    {BMP_FOILH_09, BMP_FOILH_09_H, STR_AUTOLAYOUT_HANDOUT9, WritingMode_LR_TB,
     AUTOLAYOUT_HANDOUT9},
    {0, 0, 0, WritingMode_LR_TB, AUTOLAYOUT_NONE},
};

static snewfoil_value_info standard[] =
{
    {BMP_LAYOUT_EMPTY, BMP_LAYOUT_EMPTY_H, STR_AUTOLAYOUT_NONE, WritingMode_LR_TB,        AUTOLAYOUT_NONE},
	{BMP_LAYOUT_HEAD03, BMP_LAYOUT_HEAD03_H, STR_AUTOLAYOUT_TITLE, WritingMode_LR_TB,       AUTOLAYOUT_TITLE},
    {BMP_LAYOUT_HEAD02, BMP_LAYOUT_HEAD02_H, STR_AUTOLAYOUT_CONTENT, WritingMode_LR_TB,        AUTOLAYOUT_ENUM},   
	{BMP_LAYOUT_HEAD02A, BMP_LAYOUT_HEAD02A_H, STR_AUTOLAYOUT_2CONTENT, WritingMode_LR_TB,       AUTOLAYOUT_2TEXT},
	{BMP_LAYOUT_HEAD01, BMP_LAYOUT_HEAD01_H, STR_AUTOLAYOUT_ONLY_TITLE, WritingMode_LR_TB,  AUTOLAYOUT_ONLY_TITLE},    
	{BMP_LAYOUT_TEXTONLY, BMP_LAYOUT_TEXTONLY_H, STR_AUTOLAYOUT_ONLY_TEXT, WritingMode_LR_TB,   AUTOLAYOUT_ONLY_TEXT},
    {BMP_LAYOUT_HEAD03B, BMP_LAYOUT_HEAD03B_H, STR_AUTOLAYOUT_2CONTENT_CONTENT, WritingMode_LR_TB,    AUTOLAYOUT_2OBJTEXT},
	{BMP_LAYOUT_HEAD03C, BMP_LAYOUT_HEAD03C_H, STR_AUTOLAYOUT_CONTENT_2CONTENT, WritingMode_LR_TB,    AUTOLAYOUT_TEXT2OBJ},
	{BMP_LAYOUT_HEAD03A, BMP_LAYOUT_HEAD03A_H, STR_AUTOLAYOUT_2CONTENT_OVER_CONTENT,WritingMode_LR_TB, AUTOLAYOUT_2OBJOVERTEXT},    
	{BMP_LAYOUT_HEAD02B, BMP_LAYOUT_HEAD02B_H, STR_AUTOLAYOUT_CONTENT_OVER_CONTENT, WritingMode_LR_TB, AUTOLAYOUT_OBJOVERTEXT},
    {BMP_LAYOUT_HEAD04, BMP_LAYOUT_HEAD04_H, STR_AUTOLAYOUT_4CONTENT, WritingMode_LR_TB,        AUTOLAYOUT_4OBJ},   
	{BMP_LAYOUT_HEAD06, BMP_LAYOUT_HEAD06_H, STR_AUTOLAYOUT_6CONTENT, WritingMode_LR_TB,    AUTOLAYOUT_6CLIPART},

	// vertical
    {BMP_LAYOUT_VERTICAL02, BMP_LAYOUT_VERTICAL02_H, STR_AL_VERT_TITLE_TEXT_CHART, WritingMode_TB_RL,AUTOLAYOUT_VERTICAL_TITLE_TEXT_CHART},
    {BMP_LAYOUT_VERTICAL01, BMP_LAYOUT_VERTICAL01_H, STR_AL_VERT_TITLE_VERT_OUTLINE, WritingMode_TB_RL, AUTOLAYOUT_VERTICAL_TITLE_VERTICAL_OUTLINE},
    {BMP_LAYOUT_HEAD02, BMP_LAYOUT_HEAD02_H, STR_AL_TITLE_VERT_OUTLINE, WritingMode_TB_RL, AUTOLAYOUT_TITLE_VERTICAL_OUTLINE},
    {BMP_LAYOUT_HEAD02A, BMP_LAYOUT_HEAD02A_H, STR_AL_TITLE_VERT_OUTLINE_CLIPART,   WritingMode_TB_RL, AUTOLAYOUT_TITLE_VERTICAL_OUTLINE_CLIPART},
    {0, 0, 0, WritingMode_LR_TB, AUTOLAYOUT_NONE}
};




LayoutMenu::LayoutMenu (
    ::Window* pParent,
    ViewShellBase& rViewShellBase,
    const cssu::Reference<css::ui::XSidebar>& rxSidebar)
    : ValueSet (pParent),
      DragSourceHelper(this),
      DropTargetHelper(this),
      mrBase(rViewShellBase),
      mbUseOwnScrollBar(false),
      mnPreferredColumnCount(3),
      mxListener(NULL),
      mbSelectionUpdatePending(true),
      mbIsMainViewChangePending(false),
      mxSidebar(rxSidebar),
      mbIsDisposed(false)
{
    implConstruct( *mrBase.GetDocument()->GetDocSh() );
    OSL_TRACE("created LayoutMenu at %x", this);

    SetStyle(GetStyle() | WB_ITEMBORDER | WB_FLATVALUESET | WB_TABSTOP);

    SetBackground(sfx2::sidebar::Theme::GetWallpaper(sfx2::sidebar::Theme::Paint_PanelBackground));
    SetColor(sfx2::sidebar::Theme::GetColor(sfx2::sidebar::Theme::Paint_PanelBackground));
    
#ifdef DEBUG
    SetText(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("sd:LayoutMenu")));
#endif
}




void LayoutMenu::implConstruct( DrawDocShell& rDocumentShell )
{
    OSL_ENSURE( mrBase.GetDocument()->GetDocSh() == &rDocumentShell,
        "LayoutMenu::implConstruct: hmm?" );
    // if this fires, then my assumption that the rDocumentShell parameter to our first ctor is superfluous ...

	SetStyle (
        ( GetStyle()  & ~(WB_ITEMBORDER) )
        | WB_TABSTOP
        | WB_MENUSTYLEVALUESET
        | WB_NO_DIRECTSELECT
        );
    if (mbUseOwnScrollBar)
        SetStyle (GetStyle() | WB_VSCROLL);
	SetExtraSpacing(2);
	SetSelectHdl (LINK(this, LayoutMenu, ClickHandler));
    InvalidateContent();

    Link aEventListenerLink (LINK(this,LayoutMenu,EventMultiplexerListener));
    mrBase.GetEventMultiplexer()->AddEventListener(aEventListenerLink,
        ::sd::tools::EventMultiplexerEvent::EID_CURRENT_PAGE
        | ::sd::tools::EventMultiplexerEvent::EID_SLIDE_SORTER_SELECTION
        | ::sd::tools::EventMultiplexerEvent::EID_MAIN_VIEW_ADDED
        | ::sd::tools::EventMultiplexerEvent::EID_MAIN_VIEW_REMOVED
        | ::sd::tools::EventMultiplexerEvent::EID_CONFIGURATION_UPDATED
        | ::sd::tools::EventMultiplexerEvent::EID_EDIT_MODE_NORMAL
        | ::sd::tools::EventMultiplexerEvent::EID_EDIT_MODE_MASTER);

    Window::SetHelpId(HID_SD_TASK_PANE_PREVIEW_LAYOUTS);
    SetAccessibleName(SdResId(STR_TASKPANEL_LAYOUT_MENU_TITLE));
    
    Link aStateChangeLink (LINK(this,LayoutMenu,StateChangeHandler));
    mxListener = new ::sd::tools::SlotStateListener(
        aStateChangeLink,
        Reference<frame::XDispatchProvider>(mrBase.GetController()->getFrame(), UNO_QUERY),
        ::rtl::OUString::createFromAscii(".uno:VerticalTextState"));

    SetSizePixel(GetParent()->GetSizePixel());
    Link aWindowEventHandlerLink (LINK(this,LayoutMenu,WindowEventHandler));
    GetParent()->AddEventListener(aWindowEventHandlerLink);
}




LayoutMenu::~LayoutMenu (void)
{
    OSL_TRACE("destroying LayoutMenu at %x", this);
    Dispose();
}




void LayoutMenu::Dispose (void)
{
    if (mbIsDisposed)
        return;

    OSL_TRACE("disposing LayoutMenu at %x", this);

    mbIsDisposed = true;

    Reference<lang::XComponent> xComponent (mxListener, UNO_QUERY);
    if (xComponent.is())
        xComponent->dispose();

    Clear();
    Link aLink (LINK(this,LayoutMenu,EventMultiplexerListener));
    mrBase.GetEventMultiplexer()->RemoveEventListener (aLink);

    Link aWindowEventHandlerLink (LINK(this,LayoutMenu,WindowEventHandler));
    GetParent()->RemoveEventListener(aWindowEventHandlerLink);
}




AutoLayout LayoutMenu::GetSelectedAutoLayout (void)
{
    AutoLayout aResult = AUTOLAYOUT_NONE;
    
    if ( ! IsNoSelection() && GetSelectItemId()!=0)
    {
        AutoLayout* pLayout = static_cast<AutoLayout*>(GetItemData(GetSelectItemId()));
        if (pLayout != NULL)
            aResult = *pLayout;
    }

    return aResult;
}




/** The preferred size depends on the preferred number of columns, the
    number of items, and the size of the items.
*/
Size LayoutMenu::GetPreferredSize (void)
{
    Size aItemSize = CalcItemSizePixel (Size());
    Size aPreferredWindowSize = CalcWindowSizePixel (
        aItemSize, 
         (sal_uInt16)mnPreferredColumnCount,
        (sal_uInt16)CalculateRowCount (aItemSize,mnPreferredColumnCount));
    return aPreferredWindowSize;
}




sal_Int32 LayoutMenu::GetPreferredWidth (sal_Int32 nHeight)
{
    sal_Int32 nPreferredWidth = 100;
    if (GetItemCount() > 0)
    {
        Image aImage = GetItemImage(GetItemId(0));
        Size aItemSize = CalcItemSizePixel (aImage.GetSizePixel());
        if (nHeight>0 && aItemSize.Height()>0)
        {
            int nRowCount = nHeight / aItemSize.Height();
            if (nRowCount <= 0)
                nRowCount = 1;
            int nColumnCount = (GetItemCount() + nRowCount-1) / nRowCount;
            nPreferredWidth = nColumnCount * aItemSize.Width();
        }
    }

    return nPreferredWidth;
}




ui::LayoutSize LayoutMenu::GetHeightForWidth (const sal_Int32 nWidth)
{
    sal_Int32 nPreferredHeight = 200;
    if ( ! mbUseOwnScrollBar && GetItemCount()>0)
    {
        Image aImage = GetItemImage(GetItemId(0));
        Size aItemSize = CalcItemSizePixel (aImage.GetSizePixel());
        if (nWidth>0 && aItemSize.Width()>0)
        {
            aItemSize.Width() += 8;
            aItemSize.Height() += 8;
            int nColumnCount = nWidth / aItemSize.Width();
            if (nColumnCount <= 0)
                nColumnCount = 1;
            else if (nColumnCount > 4)
                nColumnCount = 4;
            int nRowCount = (GetItemCount() + nColumnCount-1) / nColumnCount;
            nPreferredHeight = nRowCount * aItemSize.Height();
        }
    }
    return ui::LayoutSize(nPreferredHeight,nPreferredHeight,nPreferredHeight);
}




sal_Int32 LayoutMenu::GetMinimumWidth (void)
{
    sal_Int32 nMinimumWidth = 0;
    if (GetItemCount()>0)
    {
        Image aImage = GetItemImage(GetItemId(0));
        Size aItemSize = CalcItemSizePixel (aImage.GetSizePixel());
        nMinimumWidth = aItemSize.Width();
    }
    return nMinimumWidth;
}




void LayoutMenu::UpdateEnabledState (const MasterMode eMode)
{
    bool bIsEnabled (false);

    ::boost::shared_ptr<ViewShell> pMainViewShell (mrBase.GetMainViewShell());
    if (pMainViewShell)
    {
        switch (pMainViewShell->GetShellType())
        {
            case ViewShell::ST_NONE:
            case ViewShell::ST_OUTLINE:
            case ViewShell::ST_PRESENTATION:
            case ViewShell::ST_SIDEBAR:
                // The complete task pane is disabled for these values or
                // not even visible.  Disabling the LayoutMenu would be
                // logical but unnecessary.  The main disadvantage is that
                // after re-enabling it (typically) another panel is
                // expanded.
                bIsEnabled = true;
                break;
                
            case ViewShell::ST_DRAW:
            case ViewShell::ST_IMPRESS:
            {
                switch (eMode)
                {
                    case MM_UNKNOWN:
                    {
                        ::boost::shared_ptr<DrawViewShell> pDrawViewShell (
                            ::boost::dynamic_pointer_cast<DrawViewShell>(pMainViewShell));
                        if (pDrawViewShell)
                            bIsEnabled = pDrawViewShell->GetEditMode() != EM_MASTERPAGE;
                        break;
                    }
                    case MM_NORMAL:
                        bIsEnabled = true;
                        break;

                    case MM_MASTER:
                        bIsEnabled = false;
                        break;
                }
                break;
            }

            case ViewShell::ST_HANDOUT:
            case ViewShell::ST_NOTES:
            case ViewShell::ST_SLIDE_SORTER:
            default:
                bIsEnabled = true;
                break;
        }
    }
}




void LayoutMenu::Paint (const Rectangle& rRect)
{
    if (mbSelectionUpdatePending)
    {
        mbSelectionUpdatePending = false;
        UpdateSelection();
    }
    ValueSet::Paint (rRect);
}




void LayoutMenu::Resize (void)
{
    Size aWindowSize = GetOutputSizePixel();
    if (IsVisible() && aWindowSize.Width() > 0)
    {
        // Calculate the number of rows and columns.
        if (GetItemCount() > 0)
        {
            Image aImage = GetItemImage(GetItemId(0));
            Size aItemSize = CalcItemSizePixel (
                aImage.GetSizePixel());
            aItemSize.Width() += 8;
            aItemSize.Height() += 8;
            int nColumnCount = aWindowSize.Width() / aItemSize.Width();
            if (nColumnCount < 1)
                nColumnCount = 1;
            else if (nColumnCount > 4)
                nColumnCount = 4;

            int nRowCount = CalculateRowCount (aItemSize, nColumnCount);
            
            SetColCount ((sal_uInt16)nColumnCount);
            SetLineCount ((sal_uInt16)nRowCount);
        }
    }

    ValueSet::Resize ();
}




void LayoutMenu::MouseButtonDown (const MouseEvent& rEvent)
{
    // As a preparation for the context menu the item under the mouse is
    // selected.
    if (rEvent.IsRight())
    {
        ReleaseMouse();
        sal_uInt16 nIndex = GetItemId (rEvent.GetPosPixel());
        if (nIndex > 0)
            SelectItem(nIndex);
    }
    
    ValueSet::MouseButtonDown (rEvent);
}




void LayoutMenu::InsertPageWithLayout (AutoLayout aLayout)
{
    ViewShell* pViewShell = mrBase.GetMainViewShell().get();
    if (pViewShell == NULL)
        return;

    SfxViewFrame* pViewFrame = mrBase.GetViewFrame();
    if (pViewFrame == NULL)
        return;

    SfxDispatcher* pDispatcher = pViewFrame->GetDispatcher();
    if (pDispatcher == NULL)
        return;

    // Call SID_INSERTPAGE with the right arguments.  This is because
    // the popup menu can not call this slot with arguments directly.
    SfxRequest aRequest (CreateRequest(SID_INSERTPAGE, aLayout));
    if (aRequest.GetArgs() != NULL)
    {
        pDispatcher->Execute(
            SID_INSERTPAGE,
            SFX_CALLMODE_ASYNCHRON | SFX_CALLMODE_RECORD,
            *aRequest.GetArgs());
    }
    UpdateSelection();
}




void LayoutMenu::InvalidateContent (void)
{
    // Throw away the current set and fill the menu anew according to the
    // current settings (this includes the support for vertical writing.)
    Fill();

    if (mxSidebar.is())
        mxSidebar->requestLayout();
}




int LayoutMenu::CalculateRowCount (const Size&, int nColumnCount)
{
    int nRowCount = 0;

    if (GetItemCount() > 0 && nColumnCount > 0)
    {
        nRowCount = (GetItemCount() + nColumnCount - 1) / nColumnCount;
        //        nRowCount = GetOutputSizePixel().Height() / rItemSize.Height();
        if (nRowCount < 1)
            nRowCount = 1;
    }

    return nRowCount;
}




IMPL_LINK(LayoutMenu, ClickHandler, ValueSet*, EMPTYARG)
{
    AssignLayoutToSelectedSlides (GetSelectedAutoLayout());
    return 0;
}




/** The specified layout is assigned to the current page of the view shell
    in the center pane.
*/
void LayoutMenu::AssignLayoutToSelectedSlides (AutoLayout aLayout)
{
    using namespace ::sd::slidesorter;
    using namespace ::sd::slidesorter::controller;

    do
    {
        // The view shell in the center pane has to be present.
        ViewShell* pMainViewShell = mrBase.GetMainViewShell().get();
        if (pMainViewShell == NULL)
            break;

        // Determine if the current view is in an invalid master page mode.
        // The handout view is always in master page mode and therefore not
        // invalid.
        bool bMasterPageMode (false);
        switch (pMainViewShell->GetShellType())
        {
            case ViewShell::ST_NOTES:
            case ViewShell::ST_IMPRESS:
            {
                DrawViewShell* pDrawViewShell = static_cast<DrawViewShell*>(pMainViewShell);
                if (pDrawViewShell != NULL)
                    if (pDrawViewShell->GetEditMode() == EM_MASTERPAGE)
                        bMasterPageMode = true;
            }
			default:
				break;
        }
        if (bMasterPageMode)
            break;

        // Get a list of all selected slides and call the SID_MODIFYPAGE
        // slot for all of them.
		::sd::slidesorter::SharedPageSelection pPageSelection;

        // Get a list of selected pages.
        // First we try to obtain this list from a slide sorter.  This is
        // possible only some of the view shells in the center pane.  When
        // no valid slide sorter is available then ask the main view shell
        // for its current page.
        SlideSorterViewShell* pSlideSorter = NULL;
        switch (pMainViewShell->GetShellType())
        {
            case ViewShell::ST_IMPRESS:
            case ViewShell::ST_NOTES:
            case ViewShell::ST_SLIDE_SORTER:
                pSlideSorter = SlideSorterViewShell::GetSlideSorter(mrBase);
                break;
			default:
				break;
        }
		if (pSlideSorter != NULL)
		{
			// There is a slide sorter visible so get the list of selected pages from it.
            pPageSelection = pSlideSorter->GetPageSelection();
		}

		if( (pSlideSorter == NULL) || (pPageSelection.get() == 0) || pPageSelection->empty() )
		{
			// No valid slide sorter available.  Ask the main view shell for
			// its current page.
            pPageSelection.reset(new ::sd::slidesorter::SlideSorterViewShell::PageSelection());
            pPageSelection->push_back(pMainViewShell->GetActualPage());
		}
			

		if (pPageSelection->empty())
			break;

		::std::vector<SdPage*>::iterator iPage;
		for (iPage=pPageSelection->begin(); iPage!=pPageSelection->end(); ++iPage)
			{
				if ((*iPage) == NULL)
					continue;

				// Call the SID_ASSIGN_LAYOUT slot with all the necessary parameters.
				SfxRequest aRequest (mrBase.GetViewFrame(), SID_ASSIGN_LAYOUT);
				aRequest.AppendItem(SfxUInt32Item (ID_VAL_WHATPAGE, ((*iPage)->GetPageNum()-1)/2));
				aRequest.AppendItem(SfxUInt32Item (ID_VAL_WHATLAYOUT, aLayout));
				pMainViewShell->ExecuteSlot (aRequest, sal_Bool(sal_False));
			}
    }
    while(false);
}




SfxRequest LayoutMenu::CreateRequest (
    sal_uInt16 nSlotId,
    AutoLayout aLayout)
{
    SfxRequest aRequest (mrBase.GetViewFrame(), nSlotId);

    do
    {
        SdrLayerAdmin& rLayerAdmin (mrBase.GetDocument()->GetLayerAdmin());
        sal_uInt8 aBackground (rLayerAdmin.GetLayerID(
            String(SdResId(STR_LAYER_BCKGRND)), sal_False));
        sal_uInt8 aBackgroundObject (rLayerAdmin.GetLayerID(
            String(SdResId(STR_LAYER_BCKGRNDOBJ)), sal_False));
        ViewShell* pViewShell = mrBase.GetMainViewShell().get();
        if (pViewShell == NULL)
            break;
        SdPage* pPage = pViewShell->GetActualPage();
        if (pPage == NULL)
            break;

        SetOfByte aVisibleLayers (pPage->TRG_GetMasterPageVisibleLayers());
    
        aRequest.AppendItem(
            SfxStringItem (ID_VAL_PAGENAME, String()));//pPage->GetName()));
        aRequest.AppendItem(SfxUInt32Item (ID_VAL_WHATLAYOUT, aLayout));
        aRequest.AppendItem(
            SfxBoolItem(ID_VAL_ISPAGEBACK, aVisibleLayers.IsSet(aBackground)));
        aRequest.AppendItem(
            SfxBoolItem(
                ID_VAL_ISPAGEOBJ,
                aVisibleLayers.IsSet(aBackgroundObject)));
    }
    while (false);

    return aRequest;
}




void LayoutMenu::Fill (void)
{
	const bool bHighContrast = GetSettings().GetStyleSettings().GetHighContrastMode();
	SvtLanguageOptions aLanguageOptions;
    sal_Bool bVertical = aLanguageOptions.IsVerticalTextEnabled();
    SdDrawDocument* pDocument = mrBase.GetDocument();
    sal_Bool bRightToLeft = (pDocument!=NULL 
        && pDocument->GetDefaultWritingMode() == WritingMode_RL_TB);

    // Get URL of the view in the center pane.
    ::rtl::OUString sCenterPaneViewName;
    try
    {
        Reference<XControllerManager> xControllerManager (
            Reference<XWeak>(&mrBase.GetDrawController()), UNO_QUERY_THROW);
        Reference<XResourceId> xPaneId (ResourceId::create(
            ::comphelper::getProcessComponentContext(),
            FrameworkHelper::msCenterPaneURL));
        Reference<XView> xView (FrameworkHelper::Instance(mrBase)->GetView(xPaneId));
        if (xView.is())
            sCenterPaneViewName = xView->getResourceId()->getResourceURL();
    }
    catch (RuntimeException&)
    {}
    
	snewfoil_value_info* pInfo = NULL;
    if (sCenterPaneViewName.equals(framework::FrameworkHelper::msNotesViewURL))
    {
        pInfo = notes;
    }
    else if (sCenterPaneViewName.equals(framework::FrameworkHelper::msHandoutViewURL))
    {
        pInfo = handout;
    }
    else if (sCenterPaneViewName.equals(framework::FrameworkHelper::msImpressViewURL)
        || sCenterPaneViewName.equals(framework::FrameworkHelper::msSlideSorterURL))
    {
        pInfo = standard;
    }
    else
    {
        pInfo = NULL;
	}

    Clear();
    int n = 0;
	for (sal_uInt16 i=1; pInfo!=NULL&&pInfo->mnBmpResId!=0; i++,pInfo++)
	{
        if ((WritingMode_TB_RL != pInfo->meWritingMode) || bVertical)
        {
            BitmapEx aBmp (SdResId (bHighContrast 
                             ? pInfo->mnHCBmpResId 
                             : pInfo->mnBmpResId));
		
            if (bRightToLeft && (WritingMode_TB_RL != pInfo->meWritingMode))
                aBmp.Mirror (BMP_MIRROR_HORZ);

            InsertItem (i, aBmp, String (SdResId (pInfo->mnStrResId)));
            SetItemData (i, new AutoLayout(pInfo->maAutoLayout));
            n++;
        }
	}

    mbSelectionUpdatePending = true;
}




void LayoutMenu::Clear (void)
{
    for (sal_uInt16 nId=1; nId<=GetItemCount(); nId++)
        delete static_cast<AutoLayout*>(GetItemData(nId));
    ValueSet::Clear();
}



void LayoutMenu::StartDrag (sal_Int8 , const Point& )
{
}




sal_Int8 LayoutMenu::AcceptDrop (const AcceptDropEvent& )
{
    return 0;
}




sal_Int8 LayoutMenu::ExecuteDrop (const ExecuteDropEvent& )
{
    return 0;
}




void LayoutMenu::Command (const CommandEvent& rEvent)
{
    switch (rEvent.GetCommand())
    {
        case COMMAND_CONTEXTMENU:
            if ( ! SD_MOD()->GetWaterCan())
            {
                // Determine the position where to show the menu.
                Point aMenuPosition;
                if (rEvent.IsMouseEvent())
                {
                    if (GetItemId(rEvent.GetMousePosPixel()) <= 0)
                        return;
                    aMenuPosition = rEvent.GetMousePosPixel();
                }
                else
                {
                    if (GetSelectItemId() == (sal_uInt16)-1)
                        return;
                    Rectangle aBBox (GetItemRect(GetSelectItemId()));
                    aMenuPosition = aBBox.Center();
                }

                // Setup the menu.
                ::boost::shared_ptr<PopupMenu> pMenu (new PopupMenu(SdResId(RID_TASKPANE_LAYOUTMENU_POPUP)));
                FloatingWindow* pMenuWindow = dynamic_cast<FloatingWindow*>(pMenu->GetWindow());
                if (pMenuWindow != NULL)
                    pMenuWindow->SetPopupModeFlags(
                        pMenuWindow->GetPopupModeFlags() | FLOATWIN_POPUPMODE_NOMOUSEUPCLOSE);
                pMenu->SetSelectHdl(LINK(this, LayoutMenu, OnMenuItemSelected));

                // Disable the SID_INSERTPAGE_LAYOUT_MENU item when
                // the document is read-only.
                const SfxPoolItem* pItem = NULL;
                const SfxItemState aState (
                    mrBase.GetViewFrame()->GetDispatcher()->QueryState(SID_INSERTPAGE, pItem));
                if (aState == SFX_ITEM_DISABLED)
                    pMenu->EnableItem(SID_INSERTPAGE_LAYOUT_MENU, sal_False);

                // Show the menu.
                pMenu->Execute(this, Rectangle(aMenuPosition,Size(1,1)), POPUPMENU_EXECUTE_DOWN);
            }
            break;

        default:
            ValueSet::Command(rEvent);
            break;
    }
}




IMPL_LINK(LayoutMenu, StateChangeHandler, ::rtl::OUString*, EMPTYARG)
{
    InvalidateContent();
    return 0;
}




IMPL_LINK(LayoutMenu, OnMenuItemSelected, Menu*, pMenu)
{
    if (pMenu == NULL)
    {
        OSL_ENSURE(pMenu!=NULL, "LayoutMenu::OnMenuItemSelected: illegal menu!");
        return 0;
    }

    pMenu->Deactivate();
    const sal_Int32 nIndex (pMenu->GetCurItemId());

    if (nIndex == SID_TP_APPLY_TO_SELECTED_SLIDES)
    {
        AssignLayoutToSelectedSlides(GetSelectedAutoLayout());
    }
    else if (nIndex == SID_INSERTPAGE_LAYOUT_MENU)
    {
        // Add arguments to this slot and forward it to the main view
        // shell.
        InsertPageWithLayout(GetSelectedAutoLayout());
    }

    return 0;
}




void LayoutMenu::UpdateSelection (void)
{
    bool bItemSelected = false;

    do
    {
        // Get current page of main view.
        ViewShell* pViewShell = mrBase.GetMainViewShell().get();
        if (pViewShell == NULL)
            break;
        
        SdPage* pCurrentPage = pViewShell->getCurrentPage();
        if (pCurrentPage == NULL)
            break;

        // Get layout of current page.
        AutoLayout aLayout (pCurrentPage->GetAutoLayout());
        if (aLayout<AUTOLAYOUT__START || aLayout>AUTOLAYOUT__END)
            break;

        // Find the entry of the menu for to the layout.
        sal_uInt16 nItemCount (GetItemCount());
        for (sal_uInt16 nId=1; nId<=nItemCount; nId++)
        {
            if (*static_cast<AutoLayout*>(GetItemData(nId)) == aLayout)
            {
                SelectItem(nId);
                bItemSelected = true;
                break;
            }
        }
    }
    while (false);

    if ( ! bItemSelected)
        SetNoSelection();
}




IMPL_LINK(LayoutMenu, EventMultiplexerListener, ::sd::tools::EventMultiplexerEvent*, pEvent)
{
    switch (pEvent->meEventId)
    {
        case ::sd::tools::EventMultiplexerEvent::EID_CURRENT_PAGE:
        case ::sd::tools::EventMultiplexerEvent::EID_SLIDE_SORTER_SELECTION:
            if ( ! mbSelectionUpdatePending)
                UpdateSelection();
            break;

        case ::sd::tools::EventMultiplexerEvent::EID_MAIN_VIEW_ADDED:
            mbIsMainViewChangePending = true;
            UpdateEnabledState(MM_UNKNOWN);
            break;

        case ::sd::tools::EventMultiplexerEvent::EID_MAIN_VIEW_REMOVED:
            HideFocus();
            break;

        case ::sd::tools::EventMultiplexerEvent::EID_CONFIGURATION_UPDATED:
            if (mbIsMainViewChangePending)
            {
                mbIsMainViewChangePending = false;
                InvalidateContent();
            }
            break;

        case ::sd::tools::EventMultiplexerEvent::EID_EDIT_MODE_NORMAL:
            UpdateEnabledState(MM_NORMAL);
            break;

        case ::sd::tools::EventMultiplexerEvent::EID_EDIT_MODE_MASTER:
            UpdateEnabledState(MM_MASTER);
            break;

        default:
            /* Ignored */
            break;
    }

    return 0;
}




IMPL_LINK(LayoutMenu, WindowEventHandler, VclWindowEvent*, pEvent)
{
    if (pEvent != NULL)
    {
        switch (pEvent->GetId())
        {
            case VCLEVENT_WINDOW_SHOW:
            case VCLEVENT_WINDOW_RESIZE:
                SetSizePixel(GetParent()->GetSizePixel());
                return sal_True;

            default:
                return sal_False;
        }

        const SfxSimpleHint* pSimpleHint = PTR_CAST(SfxSimpleHint, pEvent);
        if (pSimpleHint != NULL
            && pSimpleHint->GetId() == SFX_HINT_DYING)
        {
            return sal_True;
        }
    }

    return sal_False;
}




void LayoutMenu::DataChanged (const DataChangedEvent& rEvent)
{
    Fill();
    ValueSet::DataChanged(rEvent);
    SetBackground(sfx2::sidebar::Theme::GetWallpaper(sfx2::sidebar::Theme::Paint_PanelBackground));
    SetColor(sfx2::sidebar::Theme::GetColor(sfx2::sidebar::Theme::Paint_PanelBackground));
}





} } // end of namespace ::sd::sidebar