193 lines
5.7 KiB
C++
193 lines
5.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// include ---------------------------------------------------------------
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#include <vcl/status.hxx>
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#include <vcl/image.hxx>
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#include <vcl/timer.hxx>
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#include <svl/eitem.hxx>
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#include <sfx2/app.hxx>
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#include <svx/dialogs.hrc>
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#include <svx/modctrl.hxx>
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#include <svx/dialmgr.hxx>
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#include <com/sun/star/beans/PropertyValue.hpp>
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using ::com::sun::star::uno::Sequence;
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using ::com::sun::star::beans::PropertyValue;
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using ::rtl::OUString;
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SFX_IMPL_STATUSBAR_CONTROL(SvxModifyControl, SfxBoolItem);
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namespace
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{
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const unsigned _FEEDBACK_TIMEOUT = 3000;
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}
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// class SvxModifyControl ------------------------------------------------
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struct SvxModifyControl::ImplData
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{
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enum ModificationState
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{
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MODIFICATION_STATE_NO = 0,
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MODIFICATION_STATE_YES,
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MODIFICATION_STATE_FEEDBACK,
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MODIFICATION_STATE_SIZE
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};
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Timer maTimer;
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Image maImages[MODIFICATION_STATE_SIZE];
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ModificationState mnModState;
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ImplData():
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mnModState(MODIFICATION_STATE_NO)
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{
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maImages[MODIFICATION_STATE_NO] = Image(SVX_RES(RID_SVXBMP_DOC_MODIFIED_NO));
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maImages[MODIFICATION_STATE_YES] = Image(SVX_RES(RID_SVXBMP_DOC_MODIFIED_YES));
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maImages[MODIFICATION_STATE_FEEDBACK] = Image(SVX_RES(RID_SVXBMP_DOC_MODIFIED_FEEDBACK));
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maTimer.SetTimeout(_FEEDBACK_TIMEOUT);
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}
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};
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SvxModifyControl::SvxModifyControl( sal_uInt16 _nSlotId,
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sal_uInt16 _nId,
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StatusBar& rStb ) :
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SfxStatusBarControl( _nSlotId, _nId, rStb ),
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mpImpl(new ImplData)
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{
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mpImpl->maTimer.SetTimeoutHdl( LINK(this, SvxModifyControl, OnTimer) );
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}
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// -----------------------------------------------------------------------
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void SvxModifyControl::StateChanged( sal_uInt16, SfxItemState eState,
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const SfxPoolItem* pState )
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{
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if ( SFX_ITEM_AVAILABLE != eState )
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return;
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DBG_ASSERT( pState->ISA( SfxBoolItem ), "invalid item type" );
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SfxBoolItem* pItem = (SfxBoolItem*)pState;
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mpImpl->maTimer.Stop();
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bool modified = pItem->GetValue();
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bool start = ( !modified && mpImpl->mnModState == ImplData::MODIFICATION_STATE_YES); // should timer be started and feedback image displayed ?
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mpImpl->mnModState = (start ? ImplData::MODIFICATION_STATE_FEEDBACK : (modified ? ImplData::MODIFICATION_STATE_YES : ImplData::MODIFICATION_STATE_NO));
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_repaint();
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int nResId = modified ? RID_SVXSTR_DOC_MODIFIED_YES : RID_SVXSTR_DOC_MODIFIED_NO;
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GetStatusBar().SetQuickHelpText(GetId(), SVX_RESSTR(nResId));
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if ( start )
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mpImpl->maTimer.Start();
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}
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// -----------------------------------------------------------------------
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IMPL_LINK( SvxModifyControl, OnTimer, Timer *, pTimer )
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{
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if (pTimer == 0)
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return 0;
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pTimer->Stop();
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mpImpl->mnModState = ImplData::MODIFICATION_STATE_NO;
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_repaint();
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return 0;
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}
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// -----------------------------------------------------------------------
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void SvxModifyControl::_repaint()
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{
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if ( GetStatusBar().AreItemsVisible() )
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GetStatusBar().SetItemData( GetId(), 0 ); // force repaint
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}
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// -----------------------------------------------------------------------
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namespace {
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/**
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* Given a bounding rectangle and an image, determine the top-left position
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* of the image so that the image would look centered both horizontally and
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* vertically.
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*
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* @param rBoundingRect bounding rectangle
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* @param rImg image
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*
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* @return Point top-left corner of the centered image position
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*/
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Point centerImage(const Rectangle& rBoundingRect, const Image& rImg)
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{
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Size aImgSize = rImg.GetSizePixel();
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Size aRectSize = rBoundingRect.GetSize();
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long nXOffset = (aRectSize.getWidth() - aImgSize.getWidth())/2;
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long nYOffset = (aRectSize.getHeight() - aImgSize.getHeight())/2;
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Point aPt = rBoundingRect.TopLeft();
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aPt += Point(nXOffset, nYOffset);
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return aPt;
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}
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}
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void SvxModifyControl::Paint( const UserDrawEvent& rUsrEvt )
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{
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OutputDevice* pDev = rUsrEvt.GetDevice();
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Rectangle aRect = rUsrEvt.GetRect();
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ImplData::ModificationState state = mpImpl->mnModState;
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Point aPt = centerImage(aRect, mpImpl->maImages[state]);
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pDev->DrawImage(aPt, mpImpl->maImages[state]);
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}
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void SvxModifyControl::DoubleClick()
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{
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if (mpImpl->mnModState != ImplData::MODIFICATION_STATE_YES)
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// document not modified. nothing to do here.
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return;
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Sequence<PropertyValue> aArgs;
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execute(OUString(RTL_CONSTASCII_USTRINGPARAM(".uno:Save")), aArgs);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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