LCOV - code coverage report
Current view: top level - sal/osl/all - filepath.cxx (source / functions) Hit Total Coverage
Test: commit c8344322a7af75b84dd3ca8f78b05543a976dfd5 Lines: 0 45 0.0 %
Date: 2015-06-13 12:38:46 Functions: 0 2 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include <osl/file.h>
      21             : #include <rtl/ustring.h>
      22             : 
      23           0 : static sal_uInt32 SAL_CALL osl_defCalcTextWidth( rtl_uString *ustrText )
      24             : {
      25           0 :     return ustrText ? ustrText->length : 0;
      26             : }
      27             : 
      28           0 : oslFileError SAL_CALL osl_abbreviateSystemPath( rtl_uString *ustrSystemPath, rtl_uString **pustrCompacted, sal_uInt32 uMaxWidth, oslCalcTextWidthFunc pfnCalcWidth )
      29             : {
      30           0 :     oslFileError    error = osl_File_E_None;
      31           0 :     rtl_uString     *ustrPath = NULL;
      32           0 :     rtl_uString     *ustrFile = NULL;
      33             :     sal_uInt32      uPathWidth, uFileWidth;
      34             : 
      35           0 :     if ( !pfnCalcWidth )
      36           0 :         pfnCalcWidth = osl_defCalcTextWidth;
      37             : 
      38             :     {
      39           0 :         sal_Int32   iLastSlash = rtl_ustr_lastIndexOfChar_WithLength( ustrSystemPath->buffer, ustrSystemPath->length, SAL_PATHDELIMITER );
      40             : 
      41           0 :         if ( iLastSlash >= 0 )
      42             :         {
      43           0 :             rtl_uString_newFromStr_WithLength( &ustrPath, ustrSystemPath->buffer, iLastSlash );
      44           0 :             rtl_uString_newFromStr_WithLength( &ustrFile, &ustrSystemPath->buffer[iLastSlash], ustrSystemPath->length - iLastSlash );
      45             :         }
      46             :         else
      47             :         {
      48           0 :             rtl_uString_new( &ustrPath );
      49           0 :             rtl_uString_newFromString( &ustrFile, ustrSystemPath );
      50             :         }
      51             :     }
      52             : 
      53           0 :     uPathWidth = pfnCalcWidth( ustrPath );
      54           0 :     uFileWidth = pfnCalcWidth( ustrFile );
      55             : 
      56             :     /* First abbreviate the directory component of the path */
      57             : 
      58           0 :     while ( uPathWidth + uFileWidth > uMaxWidth )
      59             :     {
      60           0 :         if ( ustrPath->length > 3 )
      61             :         {
      62           0 :             ustrPath->length--;
      63           0 :             ustrPath->buffer[ustrPath->length-3] = '.';
      64           0 :             ustrPath->buffer[ustrPath->length-2] = '.';
      65           0 :             ustrPath->buffer[ustrPath->length-1] = '.';
      66           0 :             ustrPath->buffer[ustrPath->length] = 0;
      67             : 
      68           0 :             uPathWidth = pfnCalcWidth( ustrPath );
      69             :         }
      70             :         else
      71           0 :             break;
      72             :     }
      73             : 
      74             :     /* Now abbreviate file component */
      75             : 
      76           0 :     while ( uPathWidth + uFileWidth > uMaxWidth )
      77             :     {
      78           0 :         if ( ustrFile->length > 4 )
      79             :         {
      80           0 :             ustrFile->length--;
      81           0 :             ustrFile->buffer[ustrFile->length-3] = '.';
      82           0 :             ustrFile->buffer[ustrFile->length-2] = '.';
      83           0 :             ustrFile->buffer[ustrFile->length-1] = '.';
      84           0 :             ustrFile->buffer[ustrFile->length] = 0;
      85             : 
      86           0 :             uFileWidth = pfnCalcWidth( ustrFile );
      87             :         }
      88             :         else
      89           0 :             break;
      90             :     }
      91             : 
      92           0 :     rtl_uString_newConcat( pustrCompacted, ustrPath, ustrFile );
      93             : 
      94             :     /* Event now if path was compacted to ".../..." it can be to large */
      95             : 
      96           0 :     uPathWidth += uFileWidth;
      97             : 
      98           0 :     while ( uPathWidth > uMaxWidth )
      99             :     {
     100           0 :         (*pustrCompacted)->length--;
     101           0 :         (*pustrCompacted)->buffer[(*pustrCompacted)->length] = 0;
     102           0 :         uPathWidth = pfnCalcWidth( *pustrCompacted );
     103             :     }
     104             : 
     105           0 :     if ( ustrPath )
     106           0 :         rtl_uString_release( ustrPath );
     107             : 
     108           0 :     if ( ustrFile )
     109           0 :         rtl_uString_release( ustrFile );
     110             : 
     111           0 :     return error;
     112             : }
     113             : 
     114             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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