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/*
* dselect - Debian package maintenance user interface
* pkginfo.cc - handles (re)draw of package list window infopad
*
* Copyright © 1995 Ian Jackson <ijackson@chiark.greenend.org.uk>
*
* This 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 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. If not, see <https://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <compat.h>
#include <string.h>
#include <stdio.h>
#include <dpkg/i18n.h>
#include <dpkg/dpkg.h>
#include <dpkg/dpkg-db.h>
#include <dpkg/string.h>
#include "dselect.h"
#include "bindings.h"
#include "helpmsgs.h"
const struct helpmenuentry *packagelist::helpmenulist() {
static const struct helpmenuentry
rw[]= {
{ 'i', &hlp_mainintro },
{ 'k', &hlp_listkeys },
{ 'l', &hlp_displayexplain1 },
{ 'd', &hlp_displayexplain2 },
{ 0 }
},
ro[]= {
{ 'i', &hlp_readonlyintro },
{ 'k', &hlp_listkeys },
{ 'l', &hlp_displayexplain1 },
{ 'd', &hlp_displayexplain2 },
{ 0 }
},
recur[]= {
{ 'i', &hlp_recurintro },
{ 'k', &hlp_listkeys },
{ 'l', &hlp_displayexplain1 },
{ 'd', &hlp_displayexplain2 },
{ 0 }
};
return
modstatdb_get_status() == msdbrw_readonly ? ro :
!recursive ? rw :
recur;
}
bool
packagelist::itr_recursive()
{
return recursive;
}
const packagelist::infotype packagelist::infoinfos[]= {
{ &packagelist::itr_recursive, &packagelist::itd_relations },
{ nullptr, &packagelist::itd_description },
{ nullptr, &packagelist::itd_statuscontrol },
{ nullptr, &packagelist::itd_availablecontrol },
{ nullptr, nullptr }
};
const packagelist::infotype *const packagelist::baseinfo= infoinfos;
void packagelist::severalinfoblurb()
{
varbuf vb;
vb(_("The line you have highlighted represents many packages; "
"if you ask to install, remove, hold, etc. it you will affect all "
"the packages which match the criterion shown.\n"
"\n"
"If you move the highlight to a line for a particular package "
"you will see information about that package displayed here."
"\n"
"You can use 'o' and 'O' to change the sort order and give yourself "
"the opportunity to mark packages in different kinds of groups."));
wordwrapinfo(0,vb.string());
}
void packagelist::itd_relations() {
whatinfovb(_("Interrelationships"));
if (table[cursorline]->pkg->set->name) {
debug(dbg_general, "packagelist[%p]::idt_relations(); '%s'",
this, table[cursorline]->relations.string());
waddstr(infopad,table[cursorline]->relations.string());
} else {
severalinfoblurb();
}
}
void packagelist::itd_description() {
whatinfovb(_("Description"));
if (table[cursorline]->pkg->set->name) {
const char *m= table[cursorline]->pkg->available.description;
if (str_is_unset(m))
m = table[cursorline]->pkg->installed.description;
if (str_is_unset(m))
m = _("No description available.");
const char *p = strchrnul(m, '\n');
ptrdiff_t l = p - m;
wattrset(infopad, part_attr[info_head]);
waddstr(infopad, table[cursorline]->pkg->set->name);
waddstr(infopad," - ");
waddnstr(infopad,m,l);
wattrset(infopad, part_attr[info_body]);
if (*p) {
waddstr(infopad,"\n\n");
wordwrapinfo(1,++p);
}
} else {
severalinfoblurb();
}
}
void packagelist::itd_statuscontrol() {
whatinfovb(_("Installed control file information"));
werase(infopad);
if (!table[cursorline]->pkg->set->name) {
severalinfoblurb();
} else {
varbuf vb;
varbuf_stanza(&vb, table[cursorline]->pkg,
&table[cursorline]->pkg->installed);
debug(dbg_general, "packagelist[%p]::idt_statuscontrol(); '%s'",
this, vb.string());
waddstr(infopad,vb.string());
}
}
void packagelist::itd_availablecontrol() {
whatinfovb(_("Available control file information"));
werase(infopad);
if (!table[cursorline]->pkg->set->name) {
severalinfoblurb();
} else {
varbuf vb;
varbuf_stanza(&vb, table[cursorline]->pkg,
&table[cursorline]->pkg->available);
debug(dbg_general, "packagelist[%p]::idt_availablecontrol(); '%s'",
this, vb.string());
waddstr(infopad,vb.string());
}
}
void packagelist::redrawinfo() {
for (;;) {
if (!currentinfo || !currentinfo->display) currentinfo= baseinfo;
if (!currentinfo->relevant) break;
if ((this->*currentinfo->relevant)()) break;
currentinfo++;
}
if (!info_height) return;
whatinfovb.reset();
werase(infopad); wmove(infopad,0,0);
debug(dbg_general, "packagelist[%p]::redrawinfo(); #=%zd",
this, currentinfo - baseinfo);
(this->*currentinfo->display)();
int y,x;
getyx(infopad, y,x);
if (x) y++;
infolines= y;
refreshinfo();
}
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