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
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
// apt_info_tree.cc
//
// Copyright 2000-2003, 2005, 2007 Daniel Burrows
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// This program 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
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
#include "apt_info_tree.h"
#include <generic/apt/apt.h>
#include <sigc++/functors/mem_fun.h>
namespace cwidget
{
using namespace widgets;
}
namespace cw = cwidget;
apt_info_tree::apt_info_tree(const string &_package, const string &_version)
:package(_package), version(_version)
{
cache_closed.connect(sigc::mem_fun(*this, &apt_info_tree::handle_cache_close));
cache_reloaded.connect(sigc::mem_fun(*this, &apt_info_tree::restore_state));
}
void apt_info_tree::handle_cache_close()
{
set_root(NULL);
}
void apt_info_tree::restore_state()
{
cw::widget_ref tmpref(this);
reset_incsearch();
pkgCache::PkgIterator pkg=(*apt_cache_file)->FindPkg(package);
if(pkg.end())
destroy(); // Oopsie, go away
else
{
pkgCache::VerIterator ver=pkg.VersionList();
if(!version.empty())
while(!ver.end() && ver.VerStr()!=version)
++ver;
if(ver.end() && !version.empty())
// Our version of the package has vanished, pick any version.
// (the alternative is to make the widget disappear, which I think is
// uglier)
{
version="";
set_root(setup_new_root(pkg, pkg.VersionList()), true);
}
else
set_root(setup_new_root(pkg, ver), true);
}
reset_incsearch();
}
void apt_info_tree::repeat_signal()
{
cw::widget_ref tmpref(this);
get_selection()->highlighted_changed(true);
}
|
