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+/*
+ * dselect - Debian package maintenance user interface
+ * methlist.cc - list of access methods and options
+ *
+ * Copyright © 1995 Ian Jackson <ijackson@chiark.greenend.org.uk>
+ * Copyright © 2001 Wichert Akkerman <wakkerma@debian.org>
+ *
+ * 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 <errno.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 "method.h"
+#include "helpmsgs.h"
+
+static keybindings methodlistbindings(methodlist_kinterps,methodlist_korgbindings);
+
+const char *methodlist::itemname(int index) {
+ return table[index]->name;
+}
+
+void methodlist::kd_abort() { }
+
+void methodlist::kd_quit() {
+ debug(dbg_general, "methodlist[%p]::kd_quit() setting coption=%p",
+ this, table[cursorline]);
+ coption= table[cursorline];
+}
+
+void methodlist::setheights() {
+ debug(dbg_general, "methodlist[%p]::setheights()", this);
+ baselist::setheights();
+ list_height++;
+}
+
+void methodlist::setwidths() {
+ debug(dbg_general, "methodlist[%p]::setwidths()", this);
+
+ col_cur_x = 0;
+
+ add_column(col_status, " ", 1);
+ add_column(col_name, _("Abbrev."), 14);
+ end_column(col_desc, _("Description"));
+}
+
+void methodlist::redrawtitle() {
+ if (title_height) {
+ mywerase(titlewin);
+ mvwaddnstr(titlewin,0,0,_("dselect - list of access methods"),xmax);
+ wnoutrefresh(titlewin);
+ }
+}
+
+void methodlist::redrawthisstate() {
+ if (!thisstate_height) return;
+ mywerase(thisstatepad);
+ wprintw(thisstatepad,
+ _("Access method '%s'."),
+ table[cursorline]->name);
+ pnoutrefresh(thisstatepad, 0,0, thisstate_row,0,
+ thisstate_row, min(total_width - 1, xmax - 1));
+}
+
+void methodlist::redraw1itemsel(int index, int selected) {
+ int i;
+ const char *p;
+
+ wattrset(listpad, part_attr[selected ? listsel : list]);
+ mvwaddch(listpad,index,0,
+ table[index] == coption ? '*' : ' ');
+ wattrset(listpad, part_attr[selected ? listsel : list]);
+ draw_column_sep(col_name, index);
+ draw_column_item(col_name, index, table[index]->name);
+
+ draw_column_sep(col_desc, index);
+ i = col_desc.width;
+ p= table[index]->summary ? table[index]->summary : "";
+ while (i>0 && *p && *p != '\n') {
+ waddch(listpad,*p);
+ i--; p++;
+ }
+ while (i>0) {
+ waddch(listpad,' ');
+ i--;
+ }
+}
+
+void methodlist::redrawcolheads() {
+ if (colheads_height) {
+ wattrset(colheadspad, part_attr[colheads]);
+ mywerase(colheadspad);
+ draw_column_head(col_status);
+ draw_column_head(col_name);
+ draw_column_head(col_desc);
+ }
+ refreshcolheads();
+}
+
+methodlist::methodlist() : baselist(&methodlistbindings) {
+ int newcursor= -1;
+
+ debug(dbg_general, "methodlist[%p]::methodlist()", this);
+
+ table= new struct dselect_option*[noptions];
+
+ struct dselect_option *opt, **ip;
+ for (opt=options, ip=table, nitems=0; opt; opt=opt->next, nitems++) {
+ if (opt == coption) {
+ if (newcursor != -1)
+ internerr("multiple methods with same index");
+ newcursor = nitems;
+ }
+ *ip++= opt;
+ }
+ if (nitems != noptions)
+ internerr("inconsistent number of items: ntimes=%d != noptions=%d",
+ nitems, noptions);
+
+ if (newcursor==-1) newcursor= 0;
+ setcursor(newcursor);
+
+ debug(dbg_general, "methodlist[%p]::methodlist done; noptions=%d",
+ this, noptions);
+}
+
+methodlist::~methodlist() {
+ debug(dbg_general, "methodlist[%p]::~methodlist()", this);
+ delete[] table;
+}
+
+quitaction methodlist::display() {
+ int response;
+ const keybindings::interpretation *interp;
+
+ debug(dbg_general, "methodlist[%p]::display()", this);
+
+ startdisplay();
+
+ debug(dbg_general, "methodlist[%p]::display() entering loop", this);
+ for (;;) {
+ if (whatinfo_height) wcursyncup(whatinfowin);
+ if (doupdate() == ERR) ohshite(_("doupdate failed"));
+ do {
+ response = getch();
+ if (response == KEY_RESIZE) {
+ resize_window();
+ continue;
+ }
+ } while (response == ERR && errno == EINTR);
+ if (response == ERR) ohshite(_("getch failed"));
+ interp= (*bindings)(response);
+ debug(dbg_general, "methodlist[%p]::display() response=%d interp=%s",
+ this, response, interp ? interp->action : "[none]");
+ if (!interp)
+ continue;
+ (this->*(interp->mfn))();
+ if (interp->qa != qa_noquit) break;
+ }
+ enddisplay();
+
+ debug(dbg_general, "methodlist[%p]::display() done", this);
+
+ return interp->qa;
+}
+
+void methodlist::itd_description() {
+ whatinfovb(_("Explanation"));
+
+ wattrset(infopad, part_attr[info_head]);
+ waddstr(infopad, table[cursorline]->name);
+ waddstr(infopad," - ");
+ waddstr(infopad, table[cursorline]->summary);
+ wattrset(infopad, part_attr[info_body]);
+
+ const char *m= table[cursorline]->description;
+ if (str_is_unset(m))
+ m = _("No explanation available.");
+ waddstr(infopad,"\n\n");
+ wordwrapinfo(0,m);
+}
+
+void methodlist::redrawinfo() {
+ if (!info_height) return;
+ whatinfovb.reset();
+ werase(infopad); wmove(infopad,0,0);
+
+ debug(dbg_general, "methodlist[%p]::redrawinfo()", this);
+
+ itd_description();
+
+ int y,x;
+ getyx(infopad, y,x);
+ if (x) y++;
+ infolines= y;
+
+ refreshinfo();
+}
+
+const struct helpmenuentry *methodlist::helpmenulist() {
+ static const struct helpmenuentry list[]= {
+ { 'i', &hlp_methintro },
+ { 'k', &hlp_methkeys },
+ { 0 }
+ };
+ return list;
+};