2 * dselect - Debian package maintenance user interface
3 * pkginfo.cc - handles (re)draw of package list window infopad
5 * Copyright © 1995 Ian Jackson <ijackson@chiark.greenend.org.uk>
7 * This is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
27 #include <dpkg/i18n.h>
28 #include <dpkg/dpkg.h>
29 #include <dpkg/dpkg-db.h>
30 #include <dpkg/string.h>
36 const struct helpmenuentry *packagelist::helpmenulist() {
37 static const struct helpmenuentry
39 { 'i', &hlp_mainintro },
40 { 'k', &hlp_listkeys },
41 { 'l', &hlp_displayexplain1 },
42 { 'd', &hlp_displayexplain2 },
46 { 'i', &hlp_readonlyintro },
47 { 'k', &hlp_listkeys },
48 { 'l', &hlp_displayexplain1 },
49 { 'd', &hlp_displayexplain2 },
53 { 'i', &hlp_recurintro },
54 { 'k', &hlp_listkeys },
55 { 'l', &hlp_displayexplain1 },
56 { 'd', &hlp_displayexplain2 },
60 modstatdb_get_status() == msdbrw_readonly ? ro :
66 packagelist::itr_recursive()
71 const packagelist::infotype packagelist::infoinfos[]= {
72 { &packagelist::itr_recursive, &packagelist::itd_relations },
73 { nullptr, &packagelist::itd_description },
74 { nullptr, &packagelist::itd_statuscontrol },
75 { nullptr, &packagelist::itd_availablecontrol },
79 const packagelist::infotype *const packagelist::baseinfo= infoinfos;
81 void packagelist::severalinfoblurb()
84 vb(_("The line you have highlighted represents many packages; "
85 "if you ask to install, remove, hold, etc. it you will affect all "
86 "the packages which match the criterion shown.\n"
88 "If you move the highlight to a line for a particular package "
89 "you will see information about that package displayed here."
91 "You can use 'o' and 'O' to change the sort order and give yourself "
92 "the opportunity to mark packages in different kinds of groups."));
93 wordwrapinfo(0,vb.string());
96 void packagelist::itd_relations() {
97 whatinfovb(_("Interrelationships"));
99 if (table[cursorline]->pkg->set->name) {
100 debug(dbg_general, "packagelist[%p]::idt_relations(); '%s'",
101 this, table[cursorline]->relations.string());
102 waddstr(infopad,table[cursorline]->relations.string());
108 void packagelist::itd_description() {
109 whatinfovb(_("Description"));
111 if (table[cursorline]->pkg->set->name) {
112 const char *m= table[cursorline]->pkg->available.description;
114 m = table[cursorline]->pkg->installed.description;
116 m = _("No description available.");
117 const char *p= strchr(m,'\n');
118 int l= p ? (int)(p-m) : strlen(m);
119 wattrset(infopad, part_attr[info_head]);
120 waddstr(infopad, table[cursorline]->pkg->set->name);
121 waddstr(infopad," - ");
122 waddnstr(infopad,m,l);
123 wattrset(infopad, part_attr[info_body]);
125 waddstr(infopad,"\n\n");
133 void packagelist::itd_statuscontrol() {
134 whatinfovb(_("Installed control file information"));
137 if (!table[cursorline]->pkg->set->name) {
141 varbufrecord(&vb,table[cursorline]->pkg,&table[cursorline]->pkg->installed);
142 debug(dbg_general, "packagelist[%p]::idt_statuscontrol(); '%s'",
144 waddstr(infopad,vb.string());
148 void packagelist::itd_availablecontrol() {
149 whatinfovb(_("Available control file information"));
152 if (!table[cursorline]->pkg->set->name) {
156 varbufrecord(&vb,table[cursorline]->pkg,&table[cursorline]->pkg->available);
157 debug(dbg_general, "packagelist[%p]::idt_availablecontrol(); '%s'",
159 waddstr(infopad,vb.string());
163 void packagelist::redrawinfo() {
165 if (!currentinfo || !currentinfo->display) currentinfo= baseinfo;
166 if (!currentinfo->relevant) break;
167 if ((this->*currentinfo->relevant)()) break;
170 if (!info_height) return;
172 werase(infopad); wmove(infopad,0,0);
174 debug(dbg_general, "packagelist[%p]::redrawinfo(); #=%d",
175 this, (int)(currentinfo - baseinfo));
177 (this->*currentinfo->display)();