as_sfile.cpp@0e0eb7c91312 (annotated)
as_sfile.cpp
Thu, 06 Aug 2009 13:21:30 +0200
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 06 Aug 2009 13:21:30 +0200
- changeset 15
- 0e0eb7c91312
- parent 3
- c1941114ca88
- permissions
- -rw-r--r--
Remove seemingly declarations unnecessary according to Qt 4.5.2 headers.
| michael@1 | 1 | // |
| michael@1 | 2 | // OSSP asgui - Accounting system graphical user interface |
| michael@12 | 3 | // Copyright (c) 2002-2009 The OSSP Project (http://www.ossp.org/) |
| michael@12 | 4 | // Copyright (c) 2002-2009 Ralf S. Engelschall <rse@engelschall.com> |
| michael@12 | 5 | // Copyright (c) 2002-2009 Michael Schloh von Bennewitz <michael@schloh.com> |
| michael@12 | 6 | // Copyright (c) 2002-2009 Cable & Wireless Telecommunications Services GmbH |
| michael@1 | 7 | // |
| michael@1 | 8 | // This file is part of OSSP asgui, an accounting system graphical user |
| michael@3 | 9 | // interface which can be found at http://asgui.europalab.com/. |
| michael@1 | 10 | // |
| michael@1 | 11 | // Permission to use, copy, modify, and distribute this software for |
| michael@1 | 12 | // any purpose with or without fee is hereby granted, provided that |
| michael@1 | 13 | // the above copyright notice and this permission notice appear in all |
| michael@1 | 14 | // copies. |
| michael@1 | 15 | // |
| michael@1 | 16 | // THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| michael@1 | 17 | // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| michael@1 | 18 | // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| michael@1 | 19 | // IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR |
| michael@1 | 20 | // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| michael@1 | 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| michael@1 | 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| michael@1 | 23 | // USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| michael@1 | 24 | // ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| michael@1 | 25 | // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| michael@1 | 26 | // OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| michael@1 | 27 | // SUCH DAMAGE. |
| michael@1 | 28 | // |
| michael@1 | 29 | // as_sfile.cpp: ISO C++ implementation |
| michael@1 | 30 | // |
| michael@1 | 31 | |
| michael@1 | 32 | #include "as_sfile.h" |
| michael@1 | 33 | #include "as_except.h" |
| michael@1 | 34 | |
| michael@3 | 35 | //Added by qt3to4: |
| michael@3 | 36 | #include <Q3TextStream> |
| michael@3 | 37 | |
| michael@1 | 38 | |
| michael@1 | 39 | // |
| michael@1 | 40 | // Serialize a backup of an incoming file object |
| michael@1 | 41 | // |
| michael@1 | 42 | void Simplefile::makeBackup(void) |
| michael@1 | 43 | { |
| michael@1 | 44 | QFile Filein; // Input readonly file |
| michael@1 | 45 | QFile Filebak; // Backup writeonly file |
| michael@1 | 46 | QString Fname; // Filename of input file |
| michael@3 | 47 | Q3TextStream Streamin; // Stream to read from (Filein) |
| michael@3 | 48 | Q3TextStream Streambak; // Stream to write to (Filebak) |
| michael@1 | 49 | |
| michael@1 | 50 | try { |
| michael@1 | 51 | if(!this->exists()) // Conditionally short circuit if |
| michael@1 | 52 | return; // file to backup does not exist |
| michael@1 | 53 | Fname = this->name(); // Copy filename from original |
| michael@1 | 54 | Filein.setName(Fname); // Set filename of original |
| michael@3 | 55 | Filein.open(QIODevice::ReadOnly); // Open original read-only |
| michael@1 | 56 | Filebak.setName(Fname + ".bak"); // Set filename of backup |
| michael@3 | 57 | Filebak.open(QIODevice::WriteOnly); // Open backup write-only |
| michael@1 | 58 | Streamin.setDevice(&Filein); // Set incoming stream |
| michael@1 | 59 | Streambak.setDevice(&Filebak); // Set outgoing stream |
| michael@1 | 60 | Streambak << Streamin.read(); // Do actual writing |
| michael@1 | 61 | Filein.close(); // Close original |
| michael@1 | 62 | Filebak.close(); // Close backup |
| michael@1 | 63 | } |
| michael@1 | 64 | catch (Genexcept& Genex) { |
| michael@1 | 65 | Genex.reportErr(); |
| michael@1 | 66 | } |
| michael@1 | 67 | } |
