diff options
Diffstat (limited to 'dselect/pkgcmds.cc')
| -rw-r--r-- | dselect/pkgcmds.cc | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/dselect/pkgcmds.cc b/dselect/pkgcmds.cc new file mode 100644 index 000000000..bc728af2a --- /dev/null +++ b/dselect/pkgcmds.cc @@ -0,0 +1,217 @@ +/* + * dselect - Debian GNU/Linux package maintenance user interface + * pkgcmds.cc - package list keyboard commands + * + * Copyright (C) 1994,1995 Ian Jackson <iwj10@cus.cam.ac.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, + * 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; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <stdio.h> +#include <string.h> +#include <ncurses.h> +#include <assert.h> +#include <signal.h> + +extern "C" { +#include "config.h" +#include "dpkg.h" +#include "dpkg-db.h" +} +#include "dselect.h" +#include "pkglist.h" + +static int matches(struct pkginfo *pkg, struct pkginfo *comparewith) { + if (comparewith->priority != pkginfo::pri_unset && + (comparewith->priority != pkg->priority || + comparewith->priority == pkginfo::pri_other && + strcasecmp(comparewith->otherpriority,pkg->otherpriority))) + return 0; + if (comparewith->section && + strcasecmp(comparewith->section, + pkg->section ? + pkg->section : "")) + return 0; + return 1; +} + +void packagelist::affectedrange(int *startp, int *endp) { + if (table[cursorline]->pkg->name) { + *startp= cursorline; + *endp= cursorline+1; + return; + } + int index; + for (index= cursorline; index < nitems && !table[index]->pkg->name; index++); + if (index >= nitems) { + *startp= *endp= cursorline; + return; + } + *startp= index; + while (index < nitems && matches(table[index]->pkg,table[cursorline]->pkg)) index++; + *endp= index; +} + +void packagelist::movecursorafter(int ncursor) { + if (ncursor >= nitems) ncursor= nitems-1; + topofscreen += ncursor-cursorline; + if (topofscreen > nitems - list_height) topofscreen= nitems - list_height; + if (topofscreen < 0) topofscreen= 0; + setcursor(ncursor); + refreshlist(); redrawthisstate(); +} + +void packagelist::setwant(pkginfo::pkgwant nw) { + int index, top, bot; + + if (!readwrite) { beep(); return; } + + if (recursive) { + redrawitemsrange(cursorline,cursorline+1); + table[cursorline]->selected= nw; + redraw1item(cursorline); + top= cursorline; + bot= cursorline+1; + } else { + packagelist *sub= new packagelist(bindings,0); + + affectedrange(&top,&bot); + for (index= top; index < bot; index++) { + if (!table[index]->pkg->name || + table[index]->selected == nw || + table[index]->selected == pkginfo::want_purge && nw == pkginfo::want_deinstall) + continue; + sub->add(table[index]->pkg,nw); + } + + repeatedlydisplay(sub,dp_may,this); + for (index=top; index < bot; index++) + redraw1item(index); + } + movecursorafter(bot); +} + +void packagelist::kd_select() { setwant(pkginfo::want_install); } +void packagelist::kd_deselect() { setwant(pkginfo::want_deinstall); } +void packagelist::kd_purge() { setwant(pkginfo::want_purge); } + +void packagelist::sethold(int hold) { + int top, bot, index; + + if (!readwrite) { beep(); return; } + + affectedrange(&top,&bot); + for (index= top; index < bot; index++) { + // Sorry about the contortions, but GCC produces a silly warning otherwise + unsigned int neweflag= table[index]->pkg->eflag; + if (hold) neweflag |= pkginfo::eflagf_hold; + else neweflag &= ~pkginfo::eflagf_hold; + table[index]->pkg->eflag= (enum pkginfo::pkgeflag)neweflag; + redraw1item(index); + } + movecursorafter(bot); +} + +void packagelist::kd_hold() { sethold(1); } +void packagelist::kd_unhold() { sethold(0); } + +const char *packagelist::itemname(int index) { + return table[index]->pkg->name; +} + +void packagelist::kd_swaporder() { + switch (sortorder) { + case so_priority: sortorder= so_section; break; + case so_section: sortorder= so_alpha; break; + case so_alpha: sortorder= so_priority; break; + case so_unsorted: return; + default: internerr("unknown sort in kd_swaporder"); + } + const char *oldname= table[cursorline]->pkg->name; + sortmakeheads(); + int newcursor; + newcursor= 0; + if (oldname) { + int index; + for (index=0; index<nitems; index++) { + if (table[index]->pkg->name && !strcasecmp(oldname,table[index]->pkg->name)) { + newcursor= index; + break; + } + } + } + topofscreen= newcursor-1; + if (topofscreen > nitems - list_height) topofscreen= nitems-list_height; + if (topofscreen < 0) topofscreen= 0; + setwidths(); + redrawtitle(); + redrawcolheads(); + ldrawnstart= ldrawnend= -1; + cursorline= -1; + setcursor(newcursor); + refreshlist(); +} + +void packagelist::kd_verbose() { + verbose= !verbose; + setwidths(); + leftofscreen= 0; + ldrawnstart= ldrawnend= -1; + redrawtitle(); + redrawcolheads(); + redrawitemsrange(topofscreen,lesserint(topofscreen+list_height,nitems)); + refreshlist(); +} + +void packagelist::kd_quit_noop() { } + +void packagelist::kd_revert_abort() { + int index; + for (index=0; index<nitems; index++) { + if (table[index]->pkg->name) + table[index]->selected= table[index]->original; + ldrawnstart= ldrawnend= -1; + } + refreshlist(); redrawthisstate(); +} + +void packagelist::kd_revertdirect() { + int index; + for (index=0; index<nitems; index++) { + if (table[index]->pkg->name) + table[index]->selected= table[index]->direct; + ldrawnstart= ldrawnend= -1; + } + refreshlist(); redrawthisstate(); +} + +void packagelist::kd_revertsuggest() { + int index; + for (index=0; index<nitems; index++) { + if (table[index]->pkg->name) + table[index]->selected= table[index]->suggested; + ldrawnstart= ldrawnend= -1; + } + refreshlist(); redrawthisstate(); +} + +/* fixme: configurable purge/deselect */ +/* fixme: un-hold things */ + +void packagelist::kd_info() { + currentinfo++; + infotopofscreen=0; + redrawinfo(); +} |