1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
// XrmDatabaseHelper.hh
// Copyright (c) 2002 Henrik Kinnunen (fluxgen@linuxmail.org)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
// This is a helper for XrmDatabase
// when database goes out of scope
// the XrmDatabase variable will be destroyed.
#ifndef _XRMDATABASEHELPER_HH_
#define _XRMDATABASEHELPER_HH_
#include <X11/Xresource.h>
class XrmDatabaseHelper
{
public:
XrmDatabaseHelper(char const * filename=0)
: m_database(filename == 0 ? 0 : XrmGetFileDatabase(filename))
{ }
~XrmDatabaseHelper() {
if (m_database!=0)
XrmDestroyDatabase(m_database);
}
XrmDatabaseHelper& operator=(const XrmDatabase& database) {
if (m_database!=0)
XrmDestroyDatabase(m_database);
m_database = database;
return *this;
}
bool operator == (const XrmDatabase& database) { return m_database == database; }
XrmDatabase & operator*(void) { return m_database; }
private:
XrmDatabase m_database;
};
#endif //_XRMDATABASEHELPER_HH_
|
