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XEphem/GUI/xephem/favmenu.c

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/* handle the favorites list.
* independent copies of all favorites are kept here but pointers returned are
* from main database if entry with same name exists.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <unistd.h>
#include <Xm/Xm.h>
#include <Xm/Label.h>
#include <Xm/Form.h>
#include <Xm/ScrolledW.h>
#include <Xm/RowColumn.h>
#include <Xm/TextF.h>
#include <Xm/Separator.h>
#include <Xm/ArrowB.h>
#include <Xm/PushB.h>
#include <Xm/ToggleB.h>
#include "xephem.h"
#include "lilxml.h"
/* pointer to object if loaded, else just name. also on/off control.
* N.B. don't point op at &o because the list gets realloced and can move.
*/
typedef struct {
Obj o; /* defn */
Obj *op; /* db object else NULL for our o */
int on; /* whether to use */
} Favorite;
static Favorite * favGrow (void);
static void fav_up_cb (Widget w, XtPointer client, XtPointer call);
static void fav_dn_cb (Widget w, XtPointer client, XtPointer call);
static void fav_del_cb (Widget w, XtPointer client, XtPointer call);
static void fav_on_cb (Widget w, XtPointer client, XtPointer call);
static void fav_load_cb (Widget w, XtPointer client, XtPointer call);
static void fav_save_cb (Widget w, XtPointer client, XtPointer call);
static void fav_add_cb (Widget w, XtPointer client, XtPointer call);
static void fav_help_cb (Widget w, XtPointer client, XtPointer call);
static void fav_close_cb (Widget w, XtPointer client, XtPointer call);
static void fav_save_cb (Widget w, XtPointer client, XtPointer call);
static void fav_create (void);
static void showFavorites (void);
static void setup1Row (Widget rc_w, int i);
static void loadFavs ();
static void saveFavs (char *filename);
static void favRmAll(void);
static void bldExport(void);
static Obj *srchRealDB (char *name);
static void del_i(void);
static void chg_i(void);
/* the list */
static Favorite *favs; /* malloced list of all favorites */
static int nfavs; /* n in favs list */
static Obj **xfavs; /* malloced list of fav Obj to export */
static int nxfavs; /* n in xfavs list */
static Widget favshell_w; /* main form shell */
static Widget sw_w; /* list scrolled window */
static Widget save_w; /* TF for name of file to save favs */
static Widget add_w; /* TF for edb dfn of new favorite */
static int internal_scan; /* flag to temp disable fav_scan */
static char favcategory[] = "Favorites"; /* Save category */
static char fav_suffix[] = ".fav"; /* suffix of Favorites files */
static char deffavfn[] = "favorites.fav"; /* default favorites to load */
/* used by query callbacks */
static int deli;
static Obj newo;
/* show, create if first time, the favorites window */
void
fav_manage()
{
if (!favshell_w)
fav_create();
XtPopup (favshell_w, XtGrabNone);
set_something (favshell_w, XmNiconic, (XtArgVal)False);
}
/* add a new object to the favorites list if not already */
void
fav_add (Obj *op)
{
Favorite *addfp;
int i;
watch_cursor(1);
if (!favshell_w)
fav_create();
/* replace if name is dup, else add */
i = fav_already (op->o_name);
if (i >= 0) {
addfp = &favs[i];
memcpy (&addfp->o, op, sizeof(Obj));
addfp->op = NULL; /* local copy now for sure */
} else {
addfp = favGrow();
memcpy (&addfp->o, op, sizeof(Obj));
addfp->op = (op->o_flags & FLDSTAR) ? NULL : op;
}
addfp->on = 1;
/* display */
bldExport();
showFavorites();
all_newfavs();
watch_cursor(0);
}
/* return index into favs entry if given name is on favorites list, else -1 */
int
fav_already (char *name)
{
int i;
for (i = 0; i < nfavs; i++)
if (strcmp (favs[i].o.o_name, name) == 0)
return (i);
return (-1);
}
/* return a list of Favorite Obj* to be used.
* each Obj * will point into db if loaded, else to our private copy.
* oppp can be NULL if just want count.
* N.B. caller should never free the list.
*/
int
fav_get_loaded (Obj ***oppp)
{
if (!favshell_w)
fav_create();
if (oppp)
*oppp = xfavs;
return (nxfavs);
}
/* called when the database changes.
* goal is to decide whether the copies we have here are now also in the db
*/
void
fav_newdb()
{
int i;
if (!favshell_w)
fav_create();
/* update db pointer if really in db */
for (i = 0; i < nfavs; i++)
favs[i].op = srchRealDB (favs[i].o.o_name);
bldExport();
showFavorites();
}
/* used by db_scan() to collect Favorites set on and not in the main database.
* called with index into favs[] from which to scan and mask of desired types.
* return next Obj with index set for next scan or NULL when no more.
* N.B. internal calls from here can disable by setting internal_scan.
*/
Obj *
fav_scan (int *np, int typemask)
{
int i;
if (internal_scan)
return (NULL);
for (i = *np; i < nfavs; i++) {
if (favs[i].on && !favs[i].op &&
(OBJTYPE2MASK(favs[i].o.o_type) & typemask)) {
*np = i+1;
return (&favs[i].o);
}
}
return (NULL);
}
/* called to put up or remove the watch cursor. */
void
fav_cursor (Cursor c)
{
Window win;
if (favshell_w && (win = XtWindow(favshell_w)) != 0) {
Display *dsp = XtDisplay(favshell_w);
if (c)
XDefineCursor (dsp, win, c);
else
XUndefineCursor (dsp, win);
}
}
/* create the favorites window */
static void
fav_create()
{
static struct {
char *label;
XtCallbackProc cb;
char *tip;
} btns[] = {
{"Close", fav_close_cb, "Close this window"},
{"Help", fav_help_cb, "Learn more"},
};
Widget w, bf_w, pb_w, sfm_w;
Widget favform_w;
Arg args[20];
char *s[1];
int i;
int n;
/* create the Favories shell and form */
n = 0;
XtSetArg (args[n], XmNallowShellResize, False); n++;
XtSetArg (args[n], XmNcolormap, xe_cm); n++;
XtSetArg (args[n], XmNtitle, "Favorites"); n++;
XtSetArg (args[n], XmNiconName, "Favorites"); n++;
XtSetArg (args[n], XmNdeleteResponse, XmUNMAP); n++;
favshell_w = XtCreatePopupShell ("Favorites", topLevelShellWidgetClass,
toplevel_w, args, n);
setup_icon (favshell_w);
set_something (favshell_w, XmNcolormap, (XtArgVal)xe_cm);
sr_reg (favshell_w, "XEphem*Favorites.x", favcategory, 0);
sr_reg (favshell_w, "XEphem*Favorites.y", favcategory, 0);
sr_reg (favshell_w, "XEphem*Favorites.width", favcategory, 0);
sr_reg (favshell_w, "XEphem*Favorites.height", favcategory, 0);
n = 0;
XtSetArg (args[n], XmNverticalSpacing, 10); n++;
XtSetArg (args[n], XmNmarginHeight, 10); n++;
XtSetArg (args[n], XmNmarginWidth, 10); n++;
favform_w = XmCreateForm (favshell_w, "FMForm", args, n);
XtAddCallback (favform_w, XmNhelpCallback, fav_help_cb, 0);
XtManageChild (favform_w);
/* controls attached across the bottom */
n = 0;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNrightAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNfractionBase, 5*XtNumber(btns)-1); n++;
bf_w = XmCreateForm (favform_w, "FBForm", args, n);
XtManageChild (bf_w);
for (i = 0; i < XtNumber(btns); i++) {
n = 0;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_POSITION); n++;
XtSetArg (args[n], XmNleftPosition, 5*i); n++;
XtSetArg (args[n], XmNrightAttachment, XmATTACH_POSITION); n++;
XtSetArg (args[n], XmNrightPosition, 5*(i+1)-1); n++;
w = XmCreatePushButton (bf_w, btns[i].label, args, n);
wtip (w, btns[i].tip);
XtAddCallback (w, XmNactivateCallback, btns[i].cb, 0);
XtManageChild (w);
}
/* favorites add control */
n = 0;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNbottomWidget, bf_w); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
pb_w = XmCreatePushButton (favform_w, "FATB", args, n);
set_xmstring (pb_w, XmNlabelString, "Add edb:");
wtip (pb_w, "Add or change a Favorite defined by the edb format entry at right");
XtAddCallback (pb_w, XmNactivateCallback, fav_add_cb, NULL);
XtManageChild (pb_w);
n = 0;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNbottomWidget, bf_w); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNleftWidget, pb_w); n++;
XtSetArg (args[n], XmNleftOffset, 5); n++;
XtSetArg (args[n], XmNrightAttachment, XmATTACH_FORM); n++;
add_w = XmCreateTextField (favform_w, "edb", args, n);
XtAddCallback (add_w, XmNactivateCallback, fav_add_cb, NULL);
sr_reg (add_w, NULL, favcategory, 0);
wtip (add_w, "edb format definition of new or changed Favorite");
XtManageChild (add_w);
/* favorites file save control */
n = 0;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNbottomWidget, add_w); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
pb_w = XmCreatePushButton (favform_w, "FSPB", args, n);
set_xmstring (pb_w, XmNlabelString, "Save to:");
wtip (pb_w, "Save above Favorites in file named at right");
XtAddCallback (pb_w, XmNactivateCallback, fav_save_cb, NULL);
XtManageChild (pb_w);
n = 0;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNbottomWidget, add_w); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNleftWidget, pb_w); n++;
XtSetArg (args[n], XmNleftOffset, 5); n++;
XtSetArg (args[n], XmNrightAttachment, XmATTACH_FORM); n++;
save_w = XmCreateTextField (favform_w, "File", args, n);
XtAddCallback (save_w, XmNactivateCallback, fav_save_cb, NULL);
sr_reg (save_w, NULL, favcategory, 0);
defaultTextFN (save_w, 0, deffavfn, NULL);
wtip (save_w, "File in which to save current Favorites");
XtManageChild (save_w);
/* favorites load control */
s[0] = fav_suffix;
sfm_w = createFSM (favform_w, s, 1, "auxil", fav_load_cb);
wtip (sfm_w, "Select existing Favorites file to load");
set_xmstring (sfm_w, XmNlabelString, "Load file: ");
n = 0;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNbottomWidget, save_w); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
XtSetValues (sfm_w, args, n);
/* SW for RC of entries stretches between top and row of controls */
n = 0;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNbottomWidget, sfm_w); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNrightAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNscrollingPolicy, XmAUTOMATIC); n++;
sw_w = XmCreateScrolledWindow (favform_w, "SW", args, n);
XtManageChild (sw_w);
/* add a dummy RC just so it can be replaced when add entries */
n = 0;
w = XmCreateRowColumn (sw_w, "Dummy", args, n);
XtManageChild (w);
/* init list */
loadFavs(NULL);
showFavorites();
}
/* display each of the favs entries in the dialog. */
static void
showFavorites()
{
Widget ww;
Arg args[20];
int i, n;
/* replace workWindow with a fresh RC */
get_something (sw_w, XmNworkWindow, (XtArgVal)&ww);
XtDestroyWidget (ww);
n = 0;
XtSetArg (args[n], XmNspacing, 0); n++;
ww = XmCreateRowColumn (sw_w, "FavRC", args, n);
set_something (sw_w, XmNworkWindow, (XtArgVal)ww);
/* fill with info */
for (i = 0; i < nfavs; i++)
setup1Row (ww, i);
/* ok */
XtManageChild (ww);
}
/* using info from favs[i] create its row in the favories window */
static void
setup1Row (rc_w, i)
Widget rc_w;
int i;
{
Widget f_w, on_w, del_w, lbl_w, up_w, dn_w;
Arg args[20];
char buf[2048];
int n;
/* create the row's form */
n = 0;
XtSetArg (args[n], XmNhorizontalSpacing, 5); n++;
f_w = XmCreateForm (rc_w, "FF", args, n);
XtManageChild (f_w);
/* PB to delete */
n = 0;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
del_w = XmCreatePushButton (f_w, "Del", args, n);
XtAddCallback (del_w, XmNactivateCallback, fav_del_cb, (XtPointer)(long int)i);
wtip (del_w, "Delete this Favorite");
XtManageChild (del_w);
/* arrow buttons for up and down */
n = 0;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNleftWidget, del_w); n++;
XtSetArg (args[n], XmNarrowDirection, XmARROW_UP); n++;
XtSetArg (args[n], XmNsensitive, i > 0); n++;
up_w = XmCreateArrowButton (f_w, "Fup", args, n);
XtAddCallback (up_w, XmNactivateCallback, fav_up_cb, (XtPointer)(long int)i);
wtip (up_w, "Move this Favorite up one row");
XtManageChild (up_w);
n = 0;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNleftWidget, up_w); n++;
XtSetArg (args[n], XmNarrowDirection, XmARROW_DOWN); n++;
XtSetArg (args[n], XmNsensitive, i < nfavs-1); n++;
dn_w = XmCreateArrowButton (f_w, "Fdn", args, n);
XtAddCallback (dn_w, XmNactivateCallback, fav_dn_cb, (XtPointer)(long int)i);
wtip (dn_w, "Move this Favorite down one row");
XtManageChild (dn_w);
/* TB for on/off */
n = 0;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNleftWidget, dn_w); n++;
XtSetArg (args[n], XmNset, favs[i].on); n++;
on_w = XmCreateToggleButton (f_w, "Use", args, n);
XtAddCallback (on_w, XmNvalueChangedCallback, fav_on_cb,(XtPointer)(long int)i);
wtip (on_w, "Whether to use this entry");
XtManageChild (on_w);
/* label for name */
n = 0;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNbottomAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNleftWidget, on_w); n++;
XtSetArg (args[n], XmNrightAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNalignment, XmALIGNMENT_BEGINNING); n++;
lbl_w = XmCreateLabel (f_w, "FL", args, n);
db_write_line (favs[i].op ? favs[i].op : &favs[i].o, buf);
set_xmstring (lbl_w, XmNlabelString, buf);
XtManageChild (lbl_w);
}
/* callback from the overall Help button.
*/
/* ARGSUSED */
static void
fav_help_cb (w, client, call)
Widget w;
XtPointer client;
XtPointer call;
{
static char *msg[] = {
"Collection of favorite objects",
};
hlp_dialog ("Favorites", msg, sizeof(msg)/sizeof(msg[0]));
}
/* callback from the Close PB */
/* ARGSUSED */
static void
fav_close_cb (w, client, call)
Widget w;
XtPointer client;
XtPointer call;
{
XtPopdown (favshell_w);
}
/* callback to load favorites list from file.
* file name is lable of htsi widget
*/
/* ARGSUSED */
static void
fav_load_cb (w, client, call)
Widget w;
XtPointer client;
XtPointer call;
{
char *fn;
get_xmstring (w, XmNlabelString, &fn);
loadFavs(fn);
showFavorites();
all_newfavs();
XtFree (fn);
}
/* callback to Save the current favorites to file named in save_w
* N.B. do not use call arg, this is used both by PB and TF
*/
/* ARGSUSED */
static void
fav_save_cb (w, client, call)
Widget w;
XtPointer client;
XtPointer call;
{
char buf[1024], *fn;
char *txt;
/* get file name */
fn = txt = XmTextFieldGetString (save_w);
if (!strstr (txt, fav_suffix)) {
sprintf (fn = buf, "%s%s", txt, fav_suffix);
XmTextFieldSetString (save_w, fn);
}
/* save */
saveFavs (fn);
/* clean up */
if (confirm())
xe_msg (1, "%s saved", fn);
XtFree (txt);
}
/* callback to Add a new favorite or possibly modify an existing fav.
* N.B. do not use call arg, this is used both by PB and TF
*/
/* ARGSUSED */
static void
fav_add_cb (w, client, call)
Widget w;
XtPointer client;
XtPointer call;
{
char buf[1024];
char *txt;
/* get edb dfn, crack and add/change if ok */
txt = XmTextFieldGetString (add_w);
if (db_crack_line (txt, &newo, NULL, 0, buf) < 0) {
/* unknown */
xe_msg (1, buf);
} else if (srchRealDB (newo.o_name)) {
/* already in db */
xe_msg (1, "%s is already in loaded database", newo.o_name);
} else if ((deli = fav_already (newo.o_name)) >= 0) {
/* already in favs list */
if (confirm()) {
(void) sprintf (buf, "Change \"%s\"?", favs[deli].o.o_name);
query (favshell_w, buf, "Yes -- change", "No -- ignore", NULL,
chg_i, NULL, NULL);
} else
chg_i();
} else {
/* add to favs */
Favorite *newfp = favGrow();
newfp->o = newo;
newfp->op = NULL;
newfp->on = 1;
/* display */
bldExport();
showFavorites();
all_newfavs();
}
XtFree (txt);
}
/* used to delete favorite entry deli */
static void
del_i()
{
/* remove deli from favs list */
memmove (&favs[deli], &favs[deli+1], (--nfavs-deli)*sizeof(Favorite));
/* show list now */
watch_cursor (1);
bldExport();
showFavorites();
all_newfavs();
watch_cursor (0);
}
/* used to change favorite[deli] to newo */
static void
chg_i()
{
/* update entry */
memcpy (&favs[deli].o, &newo, sizeof(Obj));
favs[deli].op = NULL; /* local copy now for sure */
/* update display */
watch_cursor (1);
bldExport();
showFavorites();
all_newfavs();
watch_cursor (0);
}
/* called when a Use toggle changes.
* client is index into favs[]
*/
/* ARGSUSED */
static void
fav_on_cb (w, client, call)
Widget w;
XtPointer client;
XtPointer call;
{
int wanton = XmToggleButtonGetState (w);
int i = (long int)client;
watch_cursor(1);
favs[i].on = wanton;
bldExport();
all_newfavs();
watch_cursor(0);
}
/* called when an Up arrow button is hit in the favorites list.
* client is index into favs[]
*/
/* ARGSUSED */
static void
fav_up_cb (w, client, call)
Widget w;
XtPointer client;
XtPointer call;
{
int i = (long int)client;
Favorite tmp = favs[i-1];
favs[i-1] = favs[i];
favs[i] = tmp;
bldExport();
showFavorites();
all_newfavs();
}
/* called when a Down arrow button is hit in the favorites list.
* client is index into favs[]
*/
/* ARGSUSED */
static void
fav_dn_cb (w, client, call)
Widget w;
XtPointer client;
XtPointer call;
{
int i = (long int)client;
Favorite tmp = favs[i+1];
favs[i+1] = favs[i];
favs[i] = tmp;
bldExport();
showFavorites();
all_newfavs();
}
/* called when a Delete button is hit in the favorites window.
* client is index into favs[]
*/
/* ARGSUSED */
static void
fav_del_cb (w, client, call)
Widget w;
XtPointer client;
XtPointer call;
{
/* save index */
deli = (long int)client;
/* confirm */
if (confirm()) {
char buf[1024];
(void) sprintf (buf, "Delete \"%s\"?", favs[deli].o.o_name);
query (favshell_w, buf, "Yes -- delete", "No -- keep it", NULL,
del_i, NULL, NULL);
} else
del_i();
}
/* add one more to favs and return ponter to new */
static Favorite *
favGrow()
{
Favorite *newfp;
favs = (Favorite *) XtRealloc ((char*)favs, (nfavs+1)*sizeof(Favorite));
newfp = &favs[nfavs++];
zero_mem (newfp, sizeof(*newfp));
return (newfp);
}
static void
favRmAll()
{
XtFree ((char *)favs);
favs = NULL;
nfavs = 0;
}
/* build xfavs, list of Obj* to be exported as the current set of favs */
static void
bldExport()
{
int i;
xfavs = (Obj **) XtRealloc ((char *)xfavs, nfavs*sizeof(Obj*)); /* WC */
for (nxfavs = i = 0; i < nfavs; i++)
if (favs[i].on)
xfavs[nxfavs++] = favs[i].op ? favs[i].op : &favs[i].o;
}
/* set the current set of favorites from fn them build the export obj list.
* if !fn, use save_w
*/
static void
loadFavs(char *fn)
{
Favorite *newfp;
char msg[1024];
XMLEle *root, *ep;
LilXML *xp;
FILE *fp;
char buf[1024];
/* get file name */
if (!fn) {
char *txt = XmTextFieldGetString (save_w);
if (!strstr (txt, fav_suffix))
sprintf (buf, "%s%s", txt, fav_suffix);
else
strcpy (buf, txt);
XtFree (txt);
fn = buf;
}
/* open file */
fp = fopend (fn, "auxil", "r");
if (!fp)
return; /* already informed user */
/* read */
xp = newLilXML();
root = readXMLFile (fp, xp, msg);
delLilXML (xp);
fclose (fp);
if (!root) {
xe_msg (1, "%s: %s", fn, msg[0] ? msg : "malformed xml");
return;
}
if (strcmp (tagXMLEle(root), "Favorites")) {
xe_msg (1, "%s: not a Favorites file", fn);
delXMLEle (root);
return;
}
/* remove current set */
favRmAll();
/* add new from file */
for (ep = nextXMLEle(root,1); ep != NULL; ep = nextXMLEle(root,0)) {
Obj o;
if (strcmp (tagXMLEle(ep), "favorite"))
continue;
if (db_crack_line (pcdataXMLEle(ep), &o, NULL, 0, msg) < 0) {
xe_msg (1, "Bad favorite: %s: %s", pcdataXMLEle(ep), msg);
continue;
}
newfp = favGrow();
newfp->o = o;
newfp->op = srchRealDB (newfp->o.o_name);
newfp->on = strcmp (findXMLAttValu (ep, "on"), "true") == 0;
}
/* clean up */
delXMLEle (root);
/* build export list */
bldExport();
}
/* save the current set of favorites to the given file.
*/
static void
saveFavs(char *fn)
{
char line[1024];
FILE *fp;
int i;
/* create */
fp = fopend (fn, NULL, "w");
if (!fp)
return; /* already informed user */
/* write */
fprintf (fp, "<Favorites>\n");
for (i = 0; i < nfavs; i++) {
db_write_line (favs[i].op ? favs[i].op : &favs[i].o, line);
fprintf (fp, " <favorite on='%s'>%s</favorite>\n",
favs[i].on ? "true" : "false", line);
}
fprintf (fp, "</Favorites>\n");
/* finished */
fclose (fp);
}
/* scan just the db (not favs) for entry with given name and return
* pointer else NULL
* N.B. this basically removes from db_scan() what fav_scan() adds
*/
static Obj *
srchRealDB (char *name)
{
DBScan dbs;
Obj *op;
/* flag to disable fav_scan() while we use db_scan() */
internal_scan = 1;
for (db_scaninit (&dbs,ALLM,NULL,0); (op = db_scan(&dbs)) != NULL; )
if (!strcmp (op->o_name, name))
break;
internal_scan = 0;
return (op);
}
/* For RCS Only -- Do Not Edit */
static char *rcsid[2] = {(char *)rcsid, "@(#) $RCSfile: favmenu.c,v $ $Date: 2012/10/06 02:19:35 $ $Revision: 1.29 $ $Name: $"};
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