xref: /trunk/main/cui/source/dialogs/hlmarkwn.cxx (revision 883ba44fa57d8dd873f9491a44215c47fb8f7173)

/**************************************************************
 *
 * 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.
 *
 *************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_cui.hxx"

#include <vcl/wrkwin.hxx>
#include <dialmgr.hxx>
#include <sfx2/docfile.hxx>
#include <vcl/svapp.hxx>
#include <vcl/settings.hxx>

// UNO-Stuff
#include <comphelper/processfactory.hxx>
#include <com/sun/star/awt/XBitmap.hpp>
#include <com/sun/star/frame/XDesktop.hpp>
#include <com/sun/star/frame/XDesktop.hpp>
#include <com/sun/star/frame/XComponentLoader.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/document/XLinkTargetSupplier.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>

#include <toolkit/helper/vclunohelper.hxx>

#include <cuires.hrc>
#include "hlmarkwn.hrc"
#include "hlmarkwn.hxx"
#include "hltpbase.hxx"

using namespace ::com::sun::star;
using namespace ::rtl;

/*************************************************************************
|* Userdata-struct for tree-entries
|************************************************************************/

struct TargetData
{
    OUString        aUStrLinkname;
    sal_Bool        bIsTarget;

    TargetData ( OUString aUStrLName, sal_Bool bTarget )
        :   bIsTarget ( bTarget )
    {
        if ( bIsTarget )
            aUStrLinkname = aUStrLName;
    }
};


//########################################################################
//# Tree-Window                                                          #
//########################################################################

SvxHlmarkTreeLBox::SvxHlmarkTreeLBox( Window* pParent, const ResId& rResId )
: SvTreeListBox ( pParent, rResId ),
  mpParentWnd   ( (SvxHlinkDlgMarkWnd*) pParent )
{
    SetNodeDefaultImages();
}

void SvxHlmarkTreeLBox::Paint( const Rectangle& rRect )
{
    if( mpParentWnd->mnError == LERR_NOERROR )
    {
        SvTreeListBox::Paint(rRect);
    }
    else
    {
        Erase();

        Rectangle aDrawRect( Point( 0, 0 ), GetSizePixel() );

        String aStrMessage;

        switch( mpParentWnd->mnError )
        {
        case LERR_NOENTRIES :
            aStrMessage = CUI_RESSTR( RID_SVXSTR_HYPDLG_ERR_LERR_NOENTRIES );
            break;
        case LERR_DOCNOTOPEN :
            aStrMessage = CUI_RESSTR( RID_SVXSTR_HYPDLG_ERR_LERR_DOCNOTOPEN );
            break;
        }

        DrawText( aDrawRect, aStrMessage, TEXT_DRAW_LEFT | TEXT_DRAW_MULTILINE | TEXT_DRAW_WORDBREAK );
    }

}

//########################################################################
//# Window-Class                                                         #
//########################################################################

/*************************************************************************
|* Constructor / Destructor
|************************************************************************/

SvxHlinkDlgMarkWnd::SvxHlinkDlgMarkWnd( SvxHyperlinkTabPageBase *pParent )
:   ModalDialog( (Window*)pParent, CUI_RES ( RID_SVXFLOAT_HYPERLINK_MARKWND ) ),
    maBtApply( this, CUI_RES (BT_APPLY) ),
    maBtClose( this, CUI_RES (BT_CLOSE) ),
    maLbTree ( this, CUI_RES (TLB_MARK) ),
    mbUserMoved ( sal_False ),
    mbFirst     ( sal_True ),
    mpParent    ( pParent ),
    mnError     ( LERR_NOERROR )
{
    FreeResource();

    maBtApply.SetClickHdl       ( LINK ( this, SvxHlinkDlgMarkWnd, ClickApplyHdl_Impl ) );
    maBtClose.SetClickHdl       ( LINK ( this, SvxHlinkDlgMarkWnd, ClickCloseHdl_Impl ) );
    maLbTree.SetDoubleClickHdl  ( LINK ( this, SvxHlinkDlgMarkWnd, ClickApplyHdl_Impl ) );

    // Tree-ListBox mit Linien versehen
    maLbTree.SetStyle( maLbTree.GetStyle() | WB_TABSTOP | WB_BORDER | WB_HASLINES |
                            WB_HASBUTTONS |  //WB_HASLINESATROOT |
                            WB_HSCROLL | WB_HASBUTTONSATROOT );

    maLbTree.SetAccessibleName(String(CUI_RES(STR_MARK_TREE)));

}

SvxHlinkDlgMarkWnd::~SvxHlinkDlgMarkWnd()
{
    ClearTree();
}

/*************************************************************************
|* Set an errorstatus
|************************************************************************/

sal_uInt16 SvxHlinkDlgMarkWnd::SetError( sal_uInt16 nError)
{
    sal_uInt16 nOldError = mnError;
    mnError = nError;

    if( mnError != LERR_NOERROR )
        ClearTree();

    maLbTree.Invalidate();

    return nOldError;
}

/*************************************************************************
|* Move window
|************************************************************************/

sal_Bool SvxHlinkDlgMarkWnd::MoveTo ( Point aNewPos )
{
    if ( !mbUserMoved )
    {
        sal_Bool bOldStatus = mbUserMoved;
        SetPosPixel ( aNewPos );
        mbUserMoved = bOldStatus;
    }

    return mbUserMoved;
}

void SvxHlinkDlgMarkWnd::Move ()
{
    Window::Move();

    if ( IsReallyVisible() )
        mbUserMoved = sal_True;
}

sal_Bool SvxHlinkDlgMarkWnd::ConnectToDialog( sal_Bool bDoit )
{
    sal_Bool bOldStatus = mbUserMoved;

    mbUserMoved = !bDoit;

    return bOldStatus;
}

/*************************************************************************
|* Interface to refresh tree
|************************************************************************/

void SvxHlinkDlgMarkWnd::RefreshTree ( String aStrURL )
{
    String aEmptyStr;
    OUString aUStrURL;

    EnterWait();

    ClearTree();

    xub_StrLen nPos = aStrURL.Search ( sal_Unicode('#') );

    if( nPos != 0 )
        aUStrURL = ::rtl::OUString( aStrURL );

    if( !RefreshFromDoc ( aUStrURL ) )
        maLbTree.Invalidate();

    if ( nPos != STRING_NOTFOUND )
    {
        String aStrMark = aStrURL.Copy ( nPos+1 );
        SelectEntry ( aStrMark );
    }

    LeaveWait();

    maStrLastURL = aStrURL;
}

/*************************************************************************
|* get links from document
|************************************************************************/

sal_Bool SvxHlinkDlgMarkWnd::RefreshFromDoc( OUString aURL )
{
    mnError = LERR_NOERROR;

    uno::Reference< lang::XMultiServiceFactory > xFactory( ::comphelper::getProcessServiceFactory() );
    if( xFactory.is() )
    {
        uno::Reference< frame::XDesktop > xDesktop( xFactory->createInstance( OUString::createFromAscii( "com.sun.star.frame.Desktop" ) ),
                    uno::UNO_QUERY );
        if( xDesktop.is() )
        {
            uno::Reference< lang::XComponent > xComp;

            if( aURL.getLength() )
            {
                // load from url
                uno::Reference< frame::XComponentLoader > xLoader( xDesktop, uno::UNO_QUERY );
                if( xLoader.is() )
                {
                    try
                    {
                        uno::Sequence< beans::PropertyValue > aArg(1);
                        aArg.getArray()[0].Name = OUString::createFromAscii( "Hidden" );
                        aArg.getArray()[0].Value <<= (sal_Bool) sal_True;
                        xComp = xLoader->loadComponentFromURL( aURL, OUString::createFromAscii( "_blank" ), 0, aArg );
                    }
                    catch( const io::IOException& )
                    {

                    }
                    catch( const lang::IllegalArgumentException& )
                    {

                    }
                }
            }
            else
            {
                // the component with user focus ( current document )
                xComp = xDesktop->getCurrentComponent();
            }

            if( xComp.is() )
            {
                uno::Reference< document::XLinkTargetSupplier > xLTS( xComp, uno::UNO_QUERY );

                if( xLTS.is() )
                {
                    if( FillTree( xLTS->getLinks() ) == 0 )
                        mnError = LERR_NOENTRIES;
                }
                else
                    mnError = LERR_DOCNOTOPEN;

                if ( aURL.getLength() )
                    xComp->dispose();
            }
            else
            {
                if( aURL.getLength() )
                    mnError=LERR_DOCNOTOPEN;
            }
        }
    }
    return (mnError==0);
}
/*
void SvxHlinkDlgMarkWnd::Error(int nNr)
{
    switch(nNr)
    {
        case 0:
        {
            Rectangle aDrawRect( Point( 0, 0 ), maLbTree.GetSizePixel() );
            //maLbTree.SetTextColor( Color(COL_BLACK) );
            //maLbTree.DrawText( aDrawRect, "Keine Ziele im Dokument vorhanden.", TEXT_DRAW_LEFT);// | TEXT_DRAW_MULTILINE | TEXT_DRAW_WORDBREAK );
            maLbTree.DrawText( Point(0,0), "Keine Ziele im Dokument vorhanden.");
            maLbTree.DrawLine(aDrawRect.TopLeft(), aDrawRect.BottomRight() );
        }
        break;
        case 1:
            Rectangle aDrawRect( Point( 0, 0 ), maLbTree.GetSizePixel() );
            maLbTree.DrawText( aDrawRect, "Das Dokument konnte nicht ge�ffnet werden.", TEXT_DRAW_LEFT | TEXT_DRAW_MULTILINE | TEXT_DRAW_WORDBREAK );
            break;
    }
}
*/
/*************************************************************************
|* Fill Tree-Control
|************************************************************************/

int SvxHlinkDlgMarkWnd::FillTree( uno::Reference< container::XNameAccess > xLinks, SvLBoxEntry* pParentEntry )
{
    int nEntries=0;
    const uno::Sequence< OUString > aNames( xLinks->getElementNames() );
    const sal_uLong nLinks = aNames.getLength();
    const OUString* pNames = aNames.getConstArray();

    Color aMaskColor( COL_LIGHTMAGENTA );
    const OUString aProp_LinkDisplayName( RTL_CONSTASCII_USTRINGPARAM( "LinkDisplayName" ) );
    const OUString aProp_LinkTarget( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.document.LinkTarget" ) );
    const OUString aProp_LinkDisplayBitmap( RTL_CONSTASCII_USTRINGPARAM( "LinkDisplayBitmap" ) );
    for( sal_uLong i = 0; i < nLinks; i++ )
    {
        uno::Any aAny;
        OUString aLink( *pNames++ );

        sal_Bool bError = sal_False;
        try
        {
            aAny = xLinks->getByName( aLink );
        }
        catch(const uno::Exception&)
        {
            // if the name of the target was invalid (like empty headings)
            // no object can be provided
            bError = sal_True;
        }
        if(bError)
            continue;

        uno::Reference< beans::XPropertySet > xTarget;

        if( aAny >>= xTarget )
        {
            try
            {
                // get name to display
                aAny = xTarget->getPropertyValue( aProp_LinkDisplayName );
                OUString aDisplayName;
                aAny >>= aDisplayName;
                String aStrDisplayname ( aDisplayName );

                // is it a target?
                uno::Reference< lang::XServiceInfo > xSI( xTarget, uno::UNO_QUERY );
                sal_Bool bIsTarget = xSI->supportsService( aProp_LinkTarget );

                // create userdata
                TargetData *pData = new TargetData ( aLink, bIsTarget );

                SvLBoxEntry* pEntry;

                try
                {
                    // get bitmap for the tree-entry
                    uno::Reference< awt::XBitmap > aXBitmap( xTarget->getPropertyValue( aProp_LinkDisplayBitmap ), uno::UNO_QUERY );
                    if( aXBitmap.is() )
                    {
                        Image aBmp( VCLUnoHelper::GetBitmap( aXBitmap ).GetBitmap(), aMaskColor );
                        // insert Displayname into treelist with bitmaps
                        pEntry = maLbTree.InsertEntry ( aStrDisplayname,
                                                        aBmp, aBmp,
                                                        pParentEntry,
                                                        sal_False, LIST_APPEND,
                                                        (void*)pData );
                        maLbTree.SetExpandedEntryBmp( pEntry, aBmp, BMP_COLOR_HIGHCONTRAST );
                        maLbTree.SetCollapsedEntryBmp( pEntry, aBmp, BMP_COLOR_HIGHCONTRAST );
                        nEntries++;
                    }
                    else
                    {
                        // insert Displayname into treelist without bitmaps
                        pEntry = maLbTree.InsertEntry ( aStrDisplayname,
                                                        pParentEntry,
                                                        sal_False, LIST_APPEND,
                                                        (void*)pData );
                        nEntries++;
                    }
                }
                catch(const com::sun::star::uno::Exception&)
                {
                    // insert Displayname into treelist without bitmaps
                    pEntry = maLbTree.InsertEntry ( aStrDisplayname,
                                                    pParentEntry,
                                                    sal_False, LIST_APPEND,
                                                    (void*)pData );
                    nEntries++;
                }

                uno::Reference< document::XLinkTargetSupplier > xLTS( xTarget, uno::UNO_QUERY );
                if( xLTS.is() )
                    nEntries += FillTree( xLTS->getLinks(), pEntry );
            }
            catch(const com::sun::star::uno::Exception&)
            {
            }
        }
    }

    return nEntries;
}

/*************************************************************************
|* Clear Tree
|************************************************************************/

void SvxHlinkDlgMarkWnd::ClearTree()
{
    SvLBoxEntry* pEntry = maLbTree.First();

    while ( pEntry )
    {
        TargetData* pUserData = ( TargetData * ) pEntry->GetUserData();
        delete pUserData;

        pEntry = maLbTree.Next( pEntry );
    }

    maLbTree.Clear();
}

/*************************************************************************
|* Find Entry for String
|************************************************************************/

SvLBoxEntry* SvxHlinkDlgMarkWnd::FindEntry ( String aStrName )
{
    sal_Bool bFound=sal_False;
    SvLBoxEntry* pEntry = maLbTree.First();

    while ( pEntry && !bFound )
    {
        TargetData* pUserData = ( TargetData * ) pEntry->GetUserData ();
        if ( aStrName == String( pUserData->aUStrLinkname ) )
            bFound = sal_True;
        else
            pEntry = maLbTree.Next( pEntry );
    }

    return pEntry;
}

/*************************************************************************
|* Select Entry
|************************************************************************/

void SvxHlinkDlgMarkWnd::SelectEntry ( String aStrMark )
{
    SvLBoxEntry* pEntry = FindEntry ( aStrMark );
    if ( pEntry )
    {
        maLbTree.Select ( pEntry );
        maLbTree.MakeVisible ( pEntry );
    }
}

/*************************************************************************
|* Click on Apply-Button / Doubleclick on item in tree
|************************************************************************/

IMPL_LINK ( SvxHlinkDlgMarkWnd, ClickApplyHdl_Impl, void *, EMPTYARG )
{
    SvLBoxEntry* pEntry = maLbTree.GetCurEntry();

    if ( pEntry )
    {
        TargetData *pData = ( TargetData * )pEntry->GetUserData();

        if ( pData->bIsTarget )
        {
            String aStrMark ( pData->aUStrLinkname );
            mpParent->SetMarkStr ( aStrMark );
        }
    }

    return( 0L );
}

/*************************************************************************
|* Click on Close-Button
|************************************************************************/

IMPL_LINK ( SvxHlinkDlgMarkWnd, ClickCloseHdl_Impl, void *, EMPTYARG )
{
    Close();

    return( 0L );
}

/* vim: set noet sw=4 ts=4: */