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+/*************************************************************************
+ *
+ * $RCSfile: taskmisc.cxx,v $
+ *
+ * $Revision: 1.1.1.1 $
+ *
+ * last change: $Author: hr $ $Date: 2000-09-18 16:58:57 $
+ *
+ * The Contents of this file are made available subject to the terms of
+ * either of the following licenses
+ *
+ * - GNU Lesser General Public License Version 2.1
+ * - Sun Industry Standards Source License Version 1.1
+ *
+ * Sun Microsystems Inc., October, 2000
+ *
+ * GNU Lesser General Public License Version 2.1
+ * =============================================
+ * Copyright 2000 by Sun Microsystems, Inc.
+ * 901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software Foundation.
+ *
+ * This library 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 for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ *
+ * Sun Industry Standards Source License Version 1.1
+ * =================================================
+ * The contents of this file are subject to the Sun Industry Standards
+ * Source License Version 1.1 (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.openoffice.org/license.html.
+ *
+ * Software provided under this License is provided on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
+ * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
+ * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
+ * See the License for the specific provisions governing your rights and
+ * obligations concerning the Software.
+ *
+ * The Initial Developer of the Original Code is: Sun Microsystems, Inc.
+ *
+ * Copyright: 2000 by Sun Microsystems, Inc.
+ *
+ * All Rights Reserved.
+ *
+ * Contributor(s): _______________________________________
+ *
+ *
+ ************************************************************************/
+
+#define _TASKBAR_CXX
+
+#ifndef _TOOLS_LIST_HXX
+#include <tools/list.hxx>
+#endif
+#ifndef _TOOLS_DEBUG_HXX
+#include <tools/debug.hxx>
+#endif
+
+#ifndef _SV_HELP_HXX
+#include <vcl/help.hxx>
+#endif
+
+#include <taskbar.hxx>
+
+// =======================================================================
+
+TaskButtonBar::TaskButtonBar( Window* pParent, WinBits nWinStyle ) :
+ ToolBox( pParent, nWinStyle | WB_3DLOOK )
+{
+ SetAlign( WINDOWALIGN_BOTTOM );
+ SetButtonType( BUTTON_SYMBOLTEXT );
+}
+
+// -----------------------------------------------------------------------
+
+TaskButtonBar::~TaskButtonBar()
+{
+}
+
+// -----------------------------------------------------------------------
+
+void TaskButtonBar::RequestHelp( const HelpEvent& rHEvt )
+{
+ ToolBox::RequestHelp( rHEvt );
+}
+
+// =======================================================================
+
+WindowArrange::WindowArrange()
+{
+ mpWinList = new List;
+}
+
+// -----------------------------------------------------------------------
+
+WindowArrange::~WindowArrange()
+{
+ delete mpWinList;
+}
+
+// -----------------------------------------------------------------------
+
+static USHORT ImplCeilSqareRoot( USHORT nVal )
+{
+ USHORT i;
+
+ // Ueberlauf verhindern
+ if ( nVal > 0xFE * 0xFE )
+ return 0xFE;
+
+ for ( i=0; i*i < nVal; i++ )
+ {}
+
+ return i;
+}
+
+// -----------------------------------------------------------------------
+
+static void ImplPosSizeWindow( Window* pWindow,
+ long nX, long nY, long nWidth, long nHeight )
+{
+ if ( nWidth < 32 )
+ nWidth = 32;
+ if ( nHeight < 24 )
+ nHeight = 24;
+ pWindow->SetPosSizePixel( nX, nY, nWidth, nHeight );
+}
+
+// -----------------------------------------------------------------------
+
+void WindowArrange::ImplTile( const Rectangle& rRect )
+{
+ USHORT nCount = (USHORT)mpWinList->Count();
+ if ( nCount < 3 )
+ {
+ ImplVert( rRect );
+ return;
+ }
+
+ USHORT i;
+ USHORT j;
+ USHORT nCols;
+ USHORT nRows;
+ USHORT nActRows;
+ USHORT nOffset;
+ long nOverWidth;
+ long nOverHeight;
+ Window* pWindow;
+ long nX = rRect.Left();
+ long nY = rRect.Top();
+ long nWidth = rRect.GetWidth();
+ long nHeight = rRect.GetHeight();
+ long nRectY = nY;
+ long nRectWidth = nWidth;
+ long nRectHeight = nHeight;
+ long nTempWidth;
+ long nTempHeight;
+
+ nCols = ImplCeilSqareRoot( nCount );
+ nOffset = (nCols*nCols) - nCount;
+ if ( nOffset >= nCols )
+ {
+ nRows = nCols -1;
+ nOffset -= nCols;
+ }
+ else
+ nRows = nCols;
+
+ nWidth /= nCols;
+ if ( nWidth < 1 )
+ nWidth = 1;
+ nOverWidth = nRectWidth-(nWidth*nCols);
+
+ pWindow = (Window*)mpWinList->First();
+ for ( i = 0; i < nCols; i++ )
+ {
+ if ( i < nOffset )
+ nActRows = nRows - 1;
+ else
+ nActRows = nRows;
+
+ nTempWidth = nWidth;
+ if ( nOverWidth > 0 )
+ {
+ nTempWidth++;
+ nOverWidth--;
+ }
+
+ nHeight = nRectHeight / nActRows;
+ if ( nHeight < 1 )
+ nHeight = 1;
+ nOverHeight = nRectHeight-(nHeight*nActRows);
+ for ( j = 0; j < nActRows; j++ )
+ {
+ // Ueberhang verteilen
+ nTempHeight = nHeight;
+ if ( nOverHeight > 0 )
+ {
+ nTempHeight++;
+ nOverHeight--;
+ }
+ ImplPosSizeWindow( pWindow, nX, nY, nTempWidth, nTempHeight );
+ nY += nTempHeight;
+
+ pWindow = (Window*)mpWinList->Next();
+ if ( !pWindow )
+ break;
+ }
+
+ nX += nWidth;
+ nY = nRectY;
+
+ if ( !pWindow )
+ break;
+ }
+}
+
+// -----------------------------------------------------------------------
+
+void WindowArrange::ImplHorz( const Rectangle& rRect )
+{
+ long nCount = (long)mpWinList->Count();
+ long nX = rRect.Left();
+ long nY = rRect.Top();
+ long nWidth = rRect.GetWidth();
+ long nHeight = rRect.GetHeight();
+ long nRectHeight = nHeight;
+ long nOver;
+ long nTempHeight;
+ Window* pWindow;
+
+ nHeight /= nCount;
+ if ( nHeight < 1 )
+ nHeight = 1;
+ nOver = nRectHeight - (nCount*nHeight);
+ pWindow = (Window*)mpWinList->First();
+ while ( pWindow )
+ {
+ nTempHeight = nHeight;
+ if ( nOver > 0 )
+ {
+ nTempHeight++;
+ nOver--;
+ }
+ ImplPosSizeWindow( pWindow, nX, nY, nWidth, nTempHeight );
+ nY += nTempHeight;
+
+ pWindow = (Window*)mpWinList->Next();
+ }
+}
+
+// -----------------------------------------------------------------------
+
+void WindowArrange::ImplVert( const Rectangle& rRect )
+{
+ long nCount = (long)mpWinList->Count();
+ long nX = rRect.Left();
+ long nY = rRect.Top();
+ long nWidth = rRect.GetWidth();
+ long nHeight = rRect.GetHeight();
+ long nRectWidth = nWidth;
+ long nOver;
+ long nTempWidth;
+ Window* pWindow;
+
+ nWidth /= nCount;
+ if ( nWidth < 1 )
+ nWidth = 1;
+ nOver = nRectWidth - (nCount*nWidth);
+ pWindow = (Window*)mpWinList->First();
+ while ( pWindow )
+ {
+ nTempWidth = nWidth;
+ if ( nOver > 0 )
+ {
+ nTempWidth++;
+ nOver--;
+ }
+ ImplPosSizeWindow( pWindow, nX, nY, nTempWidth, nHeight );
+ nX += nTempWidth;
+
+ pWindow = (Window*)mpWinList->Next();
+ }
+}
+
+// -----------------------------------------------------------------------
+
+void WindowArrange::ImplCascade( const Rectangle& rRect )
+{
+ long nX = rRect.Left();
+ long nY = rRect.Top();
+ long nWidth = rRect.GetWidth();
+ long nHeight = rRect.GetHeight();
+ long nRectWidth = nWidth;
+ long nRectHeight = nHeight;
+ long nOff;
+ long nCascadeWins;
+ long nLeftBorder;
+ long nTopBorder;
+ long nRightBorder;
+ long nBottomBorder;
+ long nStartOverWidth;
+ long nStartOverHeight;
+ long nOverWidth;
+ long nOverHeight;
+ long nTempX;
+ long nTempY;
+ long nTempWidth;
+ long nTempHeight;
+ long i;
+ Window* pWindow;
+ Window* pTempWindow;
+
+ // Border-Fenster suchen um den Versatz zu ermitteln
+ pTempWindow = (Window*)mpWinList->First();
+ pTempWindow->GetBorder( nLeftBorder, nTopBorder, nRightBorder, nBottomBorder );
+ while ( !nTopBorder )
+ {
+ Window* pBrdWin = pTempWindow->GetWindow( WINDOW_REALPARENT );
+ if ( !pBrdWin || (pBrdWin->GetWindow( WINDOW_CLIENT ) != pTempWindow) )
+ break;
+ pTempWindow = pBrdWin;
+ pTempWindow->GetBorder( nLeftBorder, nTopBorder, nRightBorder, nBottomBorder );
+ }
+ if ( !nTopBorder )
+ nTopBorder = 22;
+ nOff = nTopBorder;
+
+ nCascadeWins = nRectHeight / 3 / nOff;
+ if ( !nCascadeWins )
+ nCascadeWins = 1;
+ nWidth -= nCascadeWins*nOff;
+ nHeight -= nCascadeWins*nOff;
+ if ( nWidth < 1 )
+ nWidth = 1;
+ if ( nHeight < 1 )
+ nHeight = 1;
+
+ nStartOverWidth = nRectWidth-(nWidth+(nCascadeWins*nOff));
+ nStartOverHeight = nRectHeight-(nHeight+(nCascadeWins*nOff));
+
+ i = 0;
+ pWindow = (Window*)mpWinList->First();
+ while ( pWindow )
+ {
+ if ( !i )
+ {
+ nOverWidth = nStartOverWidth;
+ nOverHeight = nStartOverHeight;
+ }
+
+ // Position
+ nTempX = nX + (i*nOff);
+ nTempY = nY + (i*nOff);
+
+ // Ueberhang verteilen
+ nTempWidth = nWidth;
+ if ( nOverWidth > 0 )
+ {
+ nTempWidth++;
+ nOverWidth--;
+ }
+ nTempHeight = nHeight;
+ if ( nOverHeight > 0 )
+ {
+ nTempHeight++;
+ nOverHeight--;
+ }
+
+ ImplPosSizeWindow( pWindow, nTempX, nTempY, nTempWidth, nTempHeight );
+
+ if ( i < nCascadeWins )
+ i++;
+ else
+ i = 0;
+
+ pWindow = (Window*)mpWinList->Next();
+ }
+}
+
+// -----------------------------------------------------------------------
+
+void WindowArrange::Arrange( USHORT nType, const Rectangle& rRect )
+{
+ if ( !mpWinList->Count() )
+ return;
+
+ switch ( nType )
+ {
+ case WINDOWARRANGE_TILE:
+ ImplTile( rRect );
+ break;
+ case WINDOWARRANGE_HORZ:
+ ImplHorz( rRect );
+ break;
+ case WINDOWARRANGE_VERT:
+ ImplVert( rRect );
+ break;
+ case WINDOWARRANGE_CASCADE:
+ ImplCascade( rRect );
+ break;
+ }
+}
+
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