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/*
* dselect - Debian package maintenance user interface
* bindings.cc - keybinding manager object definitions and default bindings
*
* 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 "dselect.h"
#include "bindings.h"
keybindings::keybindings(const interpretation *ints, const orgbinding *orgbindings) {
interps= ints;
bindings = nullptr;
const orgbinding *b= orgbindings;
while (b->action) { bind(b->key,b->action); b++; }
describestart();
}
bool
keybindings::bind(int key, const char *action)
{
if (key == -1)
return false;
const interpretation *interp = interps;
while (interp->action && strcmp(interp->action, action))
interp++;
if (!interp->action)
return false;
const description *desc = descriptions;
while (desc->action && strcmp(desc->action, action))
desc++;
binding *b = bindings;
while (b && b->key != key)
b = b->next;
if (!b) {
b = new binding;
b->key = key;
b->next = bindings;
bindings = b;
}
b->interp = interp;
b->desc = desc->desc;
return true;
}
const char *keybindings::find(const char *action) {
binding *b = bindings;
while (b && strcmp(action, b->interp->action))
b = b->next;
if (!b) return _("[not bound]");
const char *n= key2name(b->key);
if (n) return n;
static char buf[50];
sprintf(buf,_("[unk: %d]"),b->key);
return buf;
}
const keybindings::interpretation *keybindings::operator()(int key) {
binding *b = bindings;
while (b && b->key != key)
b = b->next;
if (!b)
return nullptr;
return b->interp;
}
const char **keybindings::describenext() {
binding *search;
int count;
for (;;) {
if (!iterate->action)
return nullptr;
for (count=0, search=bindings; search; search=search->next)
if (strcmp(search->interp->action, iterate->action) == 0)
count++;
if (count) break;
iterate++;
}
const char **retarray= new const char *[count+2];
retarray[0]= iterate->desc;
for (count=1, search=bindings; search; search=search->next)
if (strcmp(search->interp->action, iterate->action) == 0)
retarray[count++]= key2name(search->key);
retarray[count] = nullptr;
iterate++;
return retarray;
}
const char *keybindings::key2name(int key) {
const keyname *search = keynames;
while (search->key != -1 && search->key != key)
search++;
return search->kname;
}
int keybindings::name2key(const char *name) {
const keyname *search = keynames;
while (search->kname && strcasecmp(search->kname, name))
search++;
return search->key;
}
keybindings::~keybindings() {
binding *search, *next;
for (search=bindings; search; search=next) {
next= search->next;
delete search;
}
}
const keybindings::description keybindings::descriptions[]= {
// Actions which apply to both types of list.
{ "iscrollon", N_("Scroll onwards through help/information") },
{ "iscrollback", N_("Scroll backwards through help/information") },
{ "up", N_("Move up") },
{ "down", N_("Move down") },
{ "top", N_("Go to top of list") },
{ "bottom", N_("Go to end of list") },
{ "help", N_("Request help (cycle through help screens)") },
{ "info", N_("Cycle through information displays") },
{ "redraw", N_("Redraw display") },
{ "scrollon1", N_("Scroll onwards through list by 1 line") },
{ "scrollback1", N_("Scroll backwards through list by 1 line") },
{ "iscrollon1", N_("Scroll onwards through help/information by 1 line") },
{ "iscrollback1", N_("Scroll backwards through help/information by 1 line") },
{ "scrollon", N_("Scroll onwards through list") },
{ "scrollback", N_("Scroll backwards through list") },
// Actions which apply only to lists of packages.
{ "install", N_("Mark package(s) for installation") },
{ "remove", N_("Mark package(s) for deinstallation") },
{ "purge", N_("Mark package(s) for deinstall and purge") },
{ "morespecific", N_("Make highlight more specific") },
{ "lessspecific", N_("Make highlight less specific") },
{ "search", N_("Search for a package whose name contains a string") },
{ "searchagain", N_("Repeat last search") },
{ "swaporder", N_("Swap sort order priority/section") },
{ "quitcheck", N_("Quit, confirming, and checking dependencies") },
{ "quitnocheck", N_("Quit, confirming without check") },
{ "quitrejectsug", N_("Quit, rejecting conflict/dependency suggestions") },
{ "abortnocheck", N_("Abort - quit without making changes") },
{ "revert", N_("Revert to old state for all packages") },
{ "revertsuggest", N_("Revert to suggested state for all packages") },
{ "revertdirect", N_("Revert to directly requested state for all packages") },
{ "revertinstalled", N_("Revert to currently installed state for all packages") },
// Actions which apply only to lists of methods.
{ "select-and-quit", N_("Select currently-highlighted access method") },
{ "abort", N_("Quit without changing selected access method") },
{ nullptr, nullptr }
};
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