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#ifndef lint
static char *sccsid = "@(#)xcal_edit.c 3.40 (Hillside Systems) 9/15/95";
static char *copyright = "@(#)Copyright 1989,1990,1993 Peter Collinson, Hillside Systems";
#endif /* lint */
/***
* module name:
xcal_edit.c
* function:
Deal with editable days
This is derived from xcalendar's view of how to store things
* history:
Written November 1989
Peter Collinson
Hillside Systems
* (C) Copyright: 1989 Hillside Systems/Peter Collinson
For full permissions and copyright notice - see xcal.c
***/
#include <stdio.h>
#include <ctype.h>
#include <pwd.h>
#include <X11/Intrinsic.h>
#include <X11/Xos.h>
#include <X11/StringDefs.h>
#include <X11/Shell.h>
#include <X11/Xaw/AsciiText.h>
#include <X11/Xaw/Text.h>
#include <X11/Xaw/Command.h>
#include <X11/Xaw/Label.h>
#include <X11/Xaw/Paned.h>
#include <X11/Xaw/Form.h>
#include <X11/Xaw/Dialog.h>
#include "xcal.h"
#include <sys/stat.h>
#if defined(NeXT) || defined(mips)
#include <sys/fcntl.h>
#include <sys/dir.h>
#include <sys/dirent.h>
#else
#include <dirent.h>
#endif
#define argLD(N,V) { XtSetArg(args[nargs], N, V); nargs++; }
typedef struct editline {
struct editline *ed_next; /* Pointer to next */
struct meWrap *ed_meWrap; /* Pointer to head of the chain */
Cardinal ed_day; /* What day we are */
Widget ed_popup; /* widget of editor popup */
Widget ed_quit; /* widget of quit button */
Widget ed_save; /* widget of save button */
Widget ed_text; /* the text area */
Cardinal ed_size; /* size of the buffer */
char *ed_data; /* pointer to malloc'ed data buffer */
} EditLine;
typedef struct meWrap {
struct meWrap *mw_next;
String mw_dir; /* name of the directory */
Boolean mw_useTopDir; /* have found some data in the top dir */
MonthEntry mw_me; /* what the external world sees */
Instance *mw_list; /* list of toplevel widget for the */
/* current set of displayed strips */
EditLine *mw_ed; /* data being edited */
} MeWrap;
#define mw_year mw_me.me_year
#define mw_month mw_me.me_month
#define mw_have mw_me.me_have
#define StripType(mw) (mw->mw_me.me_type)
static MeWrap *WrapBase; /* base of the list */
static MeWrap *WrapEnd; /* the last one in the list */
char *MapStem; /* pointer to the string which is */
/* where the map data is stored */
Boolean FoundCalendarDir; /* whether the Calendar directory */
/* exists */
static XtCallbackRec callbacks[] = {
{NULL, NULL},
{NULL, NULL}
};
#define ClearCallbacks() memset((caddr_t)callbacks, '\0', sizeof (callbacks))
/*
* Routine specs
*/
static void MakeMapStem();
static MeWrap *NewMeWrap();
static MeWrap *MeWrapSearch();
static void DeRegisterMonth();
static Boolean WriteCalendarFile();
static Boolean WriteWeeklyFile();
static void DeleteCalendarFile();
static int EditCheck();
static void SetAllButtons();
static void TextChanged();
static void UpdateDayDetails();
static void FinishEditing();
static void CleanEditPanel();
static void CheckExit();
static void CheckDia();
static void YesCheck();
static void NoCheck();
static int DayMatch();
static void SaveEdits();
void StartDayEditor();
void Fatal();
/*
* Fire up the month entry environment called once
*/
void
InitMonthEntries()
{
if (MapStem == NULL)
MakeMapStem();
if (access(MapStem, F_OK) < 0)
FoundCalendarDir = False;
else {
FoundCalendarDir = True;
/*
* If we can see the directory, then lurch into it
*/
if (chdir(MapStem) < 0)
Fatal("Cannot change into %s", MapStem);
}
}
/*
* Find the base of the Calendar structure
*/
static void
MakeMapStem()
{
char buf[BUFSIZ];
struct passwd *pw;
if (appResources.otheruser) {
/* someone else */
pw = getpwnam(appResources.otheruser);
if (pw == NULL)
Fatal("Cannot get password details for %s\n", appResources.otheruser);
} else {
pw = getpwuid(getuid());
if (pw == NULL)
Fatal("Cannot get password details for YOU!\n");
}
(void) sprintf(buf, "%s/%s", pw->pw_dir, appResources.directory);
MapStem = XtNewString(buf);
}
/*
* Get the entry for a specific month
*
* xcalendar files are all
* xc<d><Mon><Year>
* or
* xc<dd><Mon><Year>
*
* where d or dd is the day (%02d would have been better)
* <Mon> is a capitalised first three letters of the
* English month name. If you need compatibility
* don't redefine the short names in the resources
* for this program.
* <Year> is the full numeric year.
*
* We will follow this BUT we will also make this program
* create subdirectories for new years
* xy<Year>
* to speed up file access
*/
MonthEntry *
GetMonthEntry(yr, mo)
Cardinal yr;
Cardinal mo;
{
MeWrap *mw;
char *dir;
DIR *dirp;
struct dirent *dp;
int da;
Boolean inSubDir;
char yearbuf[5];
char monthbuf[4];
if ((mw = MeWrapSearch(yr, mo)) == NULL)
mw = NewMeWrap(yr, mo);
mw->mw_me.me_type = ME_MONTHLY;
if (!FoundCalendarDir)
return (&mw->mw_me);
/*
* need this for string match
*/
(void) sprintf(yearbuf, "%d", yr);
(void) sprintf(monthbuf, "%s", appResources.smon[mo]);
/* we are in the directory */
/* so let's lookee here for the any files of interest */
dir = ".";
inSubDir = False;
if (mw->mw_dir) {
dir = mw->mw_dir;
inSubDir = True;
}
if ((dirp = opendir(dir)) == NULL)
Fatal("Cannot open directory: %s", MapStem);
for (da = 1; da < 32; da++)
if (mw->mw_have[da]) {
XtFree(mw->mw_have[da]);
mw->mw_have[da] = NULL;
}
while ((dp = readdir(dirp)) != NULL) {
switch (strlen(dp->d_name)) {
case 6: /* xy<Year> ?? */
if (dp->d_name[0] == 'x' &&
dp->d_name[1] == 'y' &&
dp->d_name[2] == yearbuf[0] &&
dp->d_name[3] == yearbuf[1] &&
dp->d_name[4] == yearbuf[2] &&
dp->d_name[5] == yearbuf[3] &&
appResources.calCompat == False) {
/*
* well - we're wasting
* our time at the top
* level - rejig things
* to work in the
* subdirectory
*/
inSubDir = True;
mw->mw_useTopDir = False;
mw->mw_dir = XtNewString(dp->d_name);
closedir(dirp);
if ((dirp = opendir(mw->mw_dir)) == NULL)
Fatal("Cannot open directory %s/%s", MapStem, mw->mw_dir);
}
break;
case 10: /* xc<d><Mon><Year> ?? */
if (dp->d_name[0] == 'x' &&
dp->d_name[1] == 'c' &&
isdigit(dp->d_name[2]) &&
dp->d_name[3] == monthbuf[0] &&
dp->d_name[4] == monthbuf[1] &&
dp->d_name[5] == monthbuf[2] &&
dp->d_name[6] == yearbuf[0] &&
dp->d_name[7] == yearbuf[1] &&
dp->d_name[8] == yearbuf[2] &&
dp->d_name[9] == yearbuf[3]) {
da = dp->d_name[2] - '0';
mw->mw_have[da] = ReadCalendarFile(mw->mw_dir, dp->d_name);
if (inSubDir == False)
mw->mw_useTopDir = True;
}
break;
case 11: /* xc<dd><Mon><Year> ?? */
if (dp->d_name[0] == 'x' &&
dp->d_name[1] == 'c' &&
isdigit(dp->d_name[2]) &&
isdigit(dp->d_name[3]) &&
dp->d_name[4] == monthbuf[0] &&
dp->d_name[5] == monthbuf[1] &&
dp->d_name[6] == monthbuf[2] &&
dp->d_name[7] == yearbuf[0] &&
dp->d_name[8] == yearbuf[1] &&
dp->d_name[9] == yearbuf[2] &&
dp->d_name[10] == yearbuf[3]) {
da = (dp->d_name[2] - '0') * 10 + (dp->d_name[3] - '0');
mw->mw_have[da] = ReadCalendarFile(mw->mw_dir, dp->d_name);
if (inSubDir == False)
mw->mw_useTopDir = True;
}
break;
}
}
closedir(dirp);
return (&mw->mw_me);
}
/*
* Get the entry for the weekly strip
* Files are xw<Day> in the Calendar directory
*/
MonthEntry *
GetWeeklyEntry()
{
MeWrap *mw;
int da;
DIR *dirp;
struct dirent *dp;
if ((mw = MeWrapSearch(0, 0)) == NULL)
mw = NewMeWrap(0, 0);
mw->mw_me.me_type = ME_WEEKLY;
if (!FoundCalendarDir)
return (&mw->mw_me);
if ((dirp = opendir(".")) == NULL)
Fatal("Cannot open directory: %s", MapStem);
for (da = 0; da < 7; da++)
if (mw->mw_have[da]) {
XtFree(mw->mw_have[da]);
mw->mw_have[da] = NULL;
}
while ((dp = readdir(dirp)) != NULL) {
if (dp->d_name[0] == 'x' &&
dp->d_name[1] == 'w' &&
((da = DayMatch(&dp->d_name[2])) != -1)) {
mw->mw_have[da] = ReadCalendarFile(NULL, dp->d_name);
}
}
closedir(dirp);
return (&mw->mw_me);
}
/*
* Look for a short name match with a day
*/
static int
DayMatch(day)
String day;
{
register i;
for (i = 0; i < 7; i++)
if (strcmp(day, appResources.sday[i]) == 0)
return (i);
return (-1);
}
/*
* create a new MapWrap area
*/
static MeWrap *
NewMeWrap(yr, mo)
Cardinal yr;
Cardinal mo;
{
register MeWrap *mw;
static MeWrap zerow;
mw = (MeWrap *) XtMalloc(sizeof(MeWrap));
*mw = zerow;
if (WrapEnd)
WrapEnd->mw_next = mw;
WrapEnd = mw;
if (WrapBase == NULL)
WrapBase = mw;
mw->mw_year = yr;
mw->mw_month = mo;
mw->mw_useTopDir = False;
return (mw);
}
/*
* Search the MapWrap list for a year
*/
static MeWrap *
MeWrapSearch(yr, mo)
Cardinal yr;
Cardinal mo;
{
register MeWrap *mw;
if (WrapBase)
for (mw = WrapBase; mw; mw = mw->mw_next)
if (yr == mw->mw_year && mo == mw->mw_month)
return (mw);
return (NULL);
}
/*
* Register an instance of a month Return a pointer to an instance structure
* so it can be filled in by the caller
*/
Instance *
RegisterMonth(yr, mo, w)
Cardinal yr;
Cardinal mo;
Widget w;
{
register MeWrap *mw;
register Instance *ins;
if ((mw = MeWrapSearch(yr, mo)) == NULL)
mw = NewMeWrap(yr, mo);
ins = (Instance *) XtMalloc(sizeof(Instance));
ins->i_next = mw->mw_list;
mw->mw_list = ins;
ins->i_w = w;
callbacks[0].callback = DeRegisterMonth;
#ifdef LONG_IS_32_BITS
callbacks[0].closure = (caddr_t) DatePack(0, 0, mo, yr);
#else
callbacks[0].closure = (caddr_t) DatePack(mo, yr);
#endif
XtAddCallbacks(w, XtNdestroyCallback, callbacks);
return (ins);
}
/*
* Return the head of an instance list - given a date
*/
Instance *
FindInstanceList(da)
Date *da;
{
register MeWrap *mw;
if ((mw = MeWrapSearch(da->year, da->month)) == NULL)
return (NULL);
return (mw->mw_list);
}
/*
* Delete an instance
*/
/* ARGSUSED */
static void
DeRegisterMonth(w, closure, call_data)
Widget w;
caddr_t closure;
caddr_t call_data;
{
Cardinal yr, mo;
register Instance *ins, *inlast;
register MeWrap *mw;
yr = YrUnpack((Cardinal) closure);
mo = MoUnpack((Cardinal) closure);
if ((mw = MeWrapSearch(yr, mo)) == NULL)
return;
for (ins = mw->mw_list, inlast = NULL;
ins;
inlast = ins, ins = ins->i_next) {
if (ins->i_w == w) {
if (inlast)
inlast->i_next = ins->i_next;
else
mw->mw_list = ins->i_next;
XtFree((char *) ins);
return;
}
inlast = ins;
}
}
/*
* Read a calendar file into memory into a string
* if the file is zero length then unlink and return NULL
*/
String
ReadCalendarFile(dir, file)
String dir;
String file;
{
char fname[256];
int fd;
String destb;
struct stat fsb;
if (dir) {
(void) sprintf(fname, "%s/%s", dir, file);
file = fname;
}
if ((fd = open(file, 0)) < 0) {
if (MyCalendar)
Fatal("Cannot open: %s for reading", file);
else
return(XtNewString(appResources.private));
}
if (fstat(fd, &fsb) < 0)
Fatal("Cannot fstat %s", file);
if (fsb.st_size == 0) {
if (MyCalendar)
(void) unlink(file);
close(fd);
return (NULL);
}
destb = (String) XtMalloc(fsb.st_size + 1);
if (read(fd, (String) destb, fsb.st_size) != fsb.st_size)
Fatal("Read error on %s", file);
close(fd);
destb[fsb.st_size] = '\0';
return (destb);
}
/*
* Check to see if we should create the top directory
*/
Boolean
NeedTop()
{
if (!FoundCalendarDir) {
if (mkdir(MapStem, 0777) == -1) {
XBell(XtDisplay(toplevel), 0);
fprintf(stderr, "xcal: Could not create: %s directory.\n", MapStem);
perror("xcal: mkdir");
fflush(stderr);
return (False);
}
if (chdir(MapStem) < 0) {
XBell(XtDisplay(toplevel), 0);
fprintf(stderr, "xcal: Could not chdir into %s.\n", MapStem);
perror("xcal: chdir");
fflush(stderr);
return (False);
}
FoundCalendarDir = True;
}
return (True);
}
/*
* Write a calendar file creating any directories which are needed
* Return True if OK
*/
static Boolean
WriteCalendarFile(mw, day, contents)
register MeWrap *mw;
Cardinal day;
char *contents;
{
int fd;
Cardinal len;
char fname[256];
char cname[16];
len = strlen(contents);
if (len == 0) {
DeleteCalendarFile(mw, day);
return (True);
}
if (!NeedTop())
return (False);
/*
* So that looks OK
* We can now create the output file. However, we
* would like to put any new data into subdirectories named for the
* year unless we are compatible with xcalendar
*/
fname[0] = '\0';
if (appResources.calCompat == False && mw->mw_useTopDir == False) {
/*
* we have no data in the top directory
* so let's create the directory name
*/
(void) sprintf(fname, "xy%d", mw->mw_year);
if (access(fname, F_OK) < 0) {
if (mkdir(fname, 0777) < 0) {
XBell(XtDisplay(toplevel), 0);
fprintf(stderr, "xcal: Could not create: %s/%s directory.\n", MapStem, fname);
perror("xcal: mkdir ");
fflush(stderr);
return (False);
}
}
strcat(fname, "/");
}
/*
* Whew - it looks as if we can now write the file
*/
(void) sprintf(cname, "xc%d%s%d", day,
appResources.smon[mw->mw_month],
mw->mw_year);
strcat(fname, cname);
if ((fd = open(fname, O_WRONLY | O_TRUNC | O_CREAT, 0666)) < 0) {
XBell(XtDisplay(toplevel), 0);
fprintf(stderr, "xcal: Could not open %s/%s for writing.\n", MapStem, fname);
perror("xcal: open");
fflush(stderr);
return (False);
}
if (write(fd, contents, len) != len) {
XBell(XtDisplay(toplevel), 0);
fprintf(stderr, "xcal: Write error %s/%s file.\n", MapStem, fname);
perror("xcal: write");
fflush(stderr);
close(fd);
return (False);
}
close(fd);
/*
* tickle the alarm system if we have altered `today'
*/
if (today.day == day && today.month == mw->mw_month &&
today.year == mw->mw_year)
AlarmFilePoll(NULL);
return (True);
}
static void
DeleteCalendarFile(mw, day)
register MeWrap *mw;
Cardinal day;
{
char fname[256];
char cname[16];
fname[0] = '\0';
if (mw->mw_useTopDir == False) {
/*
* we have no data in the top directory
* so let's create the directory name
*/
(void) sprintf(fname, "xy%d", mw->mw_year);
if (access(fname, F_OK) < 0)
return;
strcat(fname, "/");
}
(void) sprintf(cname, "xc%d%s%d", day,
appResources.smon[mw->mw_month],
mw->mw_year);
strcat(fname, cname);
unlink(fname);
/*
* tickle the alarm system if we have altered `today'
*/
if (today.day == day && today.month == mw->mw_month &&
today.year == mw->mw_year)
AlarmFilePoll(NULL);
}
/*
* Write daily file out
*/
static Boolean
WriteWeeklyFile(mw, day, contents)
register MeWrap *mw;
Cardinal day;
char *contents;
{
int fd;
Cardinal len;
char *fname;
fname = MakeWeeklyName(day);
len = strlen(contents);
if (len == 0)
(void) unlink(fname);
else {
if ((fd = open(fname, O_WRONLY | O_TRUNC | O_CREAT, 0666)) < 0) {
XBell(XtDisplay(toplevel), 0);
fprintf(stderr, "xcal: Could not open %s/%s for writing.\n", MapStem, fname);
perror("xcal: open");
fflush(stderr);
return (False);
}
if (write(fd, contents, len) != len) {
XBell(XtDisplay(toplevel), 0);
fprintf(stderr, "xcal: Write error %s/%s file.\n", MapStem, fname);
perror("xcal: write");
fflush(stderr);
close(fd);
return (False);
}
close(fd);
}
/*
* tickle the alarm system if we have altered `today'
*/
if (today.wday == day)
AlarmFilePoll(NULL);
return (True);
}
/*
* Create a standard weekly file name
*/
String
MakeWeeklyName(day)
Cardinal day;
{
static char fname[16];
(void) sprintf(fname, "xw%s", appResources.sday[day]);
return (fname);
}
/*
* Get the contents of the current Weekly file if any
*/
String
GetWeeklyFile(day)
Cardinal day;
{
char *fname;
if (FoundCalendarDir == False)
return (NULL);
fname = MakeWeeklyName(day);
if (access(fname, F_OK) < 0)
return (NULL);
return (ReadCalendarFile(NULL, fname));
}
/*
* Start up an editor window from the callback
* Pass the calling widget so we can change its contents after the edit
*/
/* ARGSUSED */
void
StartEditing(w, da, but)
Widget w;
Date *da;
Widget but;
{
register MeWrap *mw;
register EditLine *ed;
static EditLine zeroe;
if ((mw = MeWrapSearch(da->year, da->month)) == NULL)
mw = NewMeWrap(da->year, da->month); /* shouldn`t happen */
/*
* see if we are editing this day
*/
if (EditCheck(w, mw, da))
return;
/*
* Things are looking OK
* Create a new editing record
*/
ed = (EditLine *) XtMalloc(sizeof(EditLine));
*ed = zeroe;
ed->ed_day = da->day;
ed->ed_meWrap = mw; /* help for unlinking */
/*
* Do we have a string now
*/
if (mw->mw_have[da->day]) {
ed->ed_size = appResources.textbufsz + strlen(mw->mw_have[da->day]) + 1;
ed->ed_data = XtMalloc(ed->ed_size);
strcpy(ed->ed_data, mw->mw_have[da->day]);
} else {
ed->ed_data = XtMalloc(ed->ed_size = appResources.textbufsz);
*ed->ed_data = '\0';
}
/*
* put the record into the list
*/
ed->ed_next = mw->mw_ed;
mw->mw_ed = ed;
/*
* We fiddle with the source widget too
* Desensitise visible source widgets
* If the user starts up another strip for this month then
* the NoEditIsPossible() code above copes
*/
SetAllButtons(mw->mw_list, da->day, False);
/*
* Now we should start up the edit window for this month
*/
StartDayEditor(mw, da, but);
}
/*
* See if we are editing a day already
* complain and return 1 if we are
* return 0 if not
*/
static int
EditCheck(w, mw, da)
Widget w;
MeWrap *mw;
Date *da;
{
register EditLine *ed;
/*
* see if we are already editing this day
*/
for (ed = mw->mw_ed; ed; ed = ed->ed_next) {
if (ed->ed_day == da->day) { /* we are! */
/* Complain via a popup */
switch (StripType(mw)) {
case ME_MONTHLY:
NoEditIsPossible(w, da);
break;
case ME_WEEKLY:
NoDayEditIsPossible(w, da);
break;
}
return 1;
}
}
return 0;
}
/*
* Set all the relevant buttons in a widget list to off or on
*/
static void
SetAllButtons(ins, day, val)
Instance *ins;
Cardinal day;
Boolean val;
{
for (; ins; ins = ins->i_next)
XtSetSensitive(ins->i_day_info[day], val);
}
/*
* Start up a day editor Modelled on xcalendar.c
*/
void
StartDayEditor(mw, da, but)
register MeWrap *mw;
register Date *da;
Widget but;
{
register EditLine *ed = mw->mw_ed; /* top of the list is ours */
Widget lw, et;
Widget frame;
Arg args[10];
Cardinal nargs;
char buf[BUFSIZ];
void EditHelp();
ed->ed_popup = XtCreatePopupShell("edit", topLevelShellWidgetClass, toplevel, NULL, 0);
if (but && XtIsSubclass(but, commandWidgetClass))
ButtonOff(but, ed->ed_popup);
/*
* Create the title line - which is a form containing buttons and a
* date label
*/
et = XtCreateManagedWidget("panel", panedWidgetClass, ed->ed_popup, NULL, 0);
nargs = 0;
argLD(XtNshowGrip, False);
argLD(XtNskipAdjust, True);
argLD(XtNdefaultDistance, 1);
frame = XtCreateManagedWidget("title", formWidgetClass, et, args, nargs);
/*
* Take label "quit" from resources
*/
callbacks[0].callback = FinishEditing;
callbacks[0].closure = (caddr_t) ed;
nargs = 0;
argLD(XtNcallback, callbacks);
argLD(XtNfromHoriz, NULL);
argLD(XtNleft, XtChainLeft);
argLD(XtNright, XtChainLeft);
lw = ed->ed_quit = XtCreateManagedWidget("quit", commandWidgetClass, frame, args, nargs);
/*
* Take label "save" from resources
*/
if (MyCalendar) {
callbacks[0].callback = SaveEdits;
callbacks[0].closure = (caddr_t) ed;
nargs = 0;
argLD(XtNcallback, callbacks);
argLD(XtNfromHoriz, ed->ed_quit);
argLD(XtNleft, XtChainLeft);
argLD(XtNright, XtChainLeft);
argLD(XtNsensitive, False);
lw = ed->ed_save = XtCreateManagedWidget("save", commandWidgetClass, frame, args, nargs);
}
if (appResources.giveHelp) {
/*
* Take label "help" from resources
*/
callbacks[0].callback = EditHelp;
callbacks[0].closure = (caddr_t) 0;
nargs = 0;
argLD(XtNcallback, callbacks);
argLD(XtNfromHoriz, lw);
argLD(XtNleft, XtChainLeft);
argLD(XtNright, XtChainLeft);
lw = XtCreateManagedWidget("help", commandWidgetClass, frame, args, nargs);
}
switch (StripType(mw)) {
case ME_MONTHLY:
FmtDate(da, buf, sizeof buf, appResources.editfmt);
break;
case ME_WEEKLY:
(void) strcpy(buf, appResources.day[da->day]);
break;
}
nargs = 0;
argLD(XtNlabel, buf);
argLD(XtNborderWidth, 0);
argLD(XtNfromHoriz, lw);
argLD(XtNfromVert, NULL);
argLD(XtNvertDistance, 2);
argLD(XtNleft, XtChainLeft);
argLD(XtNright, XtChainRight);
lw = XtCreateManagedWidget("date", labelWidgetClass, frame, args, nargs);
/*
* The text widget is in the pane below
* The Scroll Attributes are controlled from the application
* defaults file
*/
callbacks[0].callback = TextChanged;
callbacks[0].closure = (caddr_t) ed;
nargs = 0;
argLD(XtNshowGrip, False);
argLD(XtNstring, ed->ed_data);
argLD(XtNeditType, XawtextEdit);
argLD(XtNlength, ed->ed_size);
argLD(XtNuseStringInPlace, True);
argLD(XtNcallback, callbacks);
ed->ed_text = XtCreateManagedWidget("text", asciiTextWidgetClass, et, args, nargs);
XtPopup(ed->ed_popup, XtGrabNone);
}
/*
* Callback for text widget
* This gets called before the string is updated
*/
/* ARGSUSED */
static void
TextChanged(w, closure, call_data)
Widget w;
caddr_t closure;
caddr_t call_data;
{
register EditLine *ed = (EditLine *) closure;
if (MyCalendar)
XtSetSensitive(ed->ed_save, True);
}
/* ARGSUSED */
static void
SaveEdits(w, closure, call_data)
Widget w;
caddr_t closure;
caddr_t call_data;
{
register EditLine *ed = (EditLine *) closure;
register MeWrap *mw;
register Cardinal day;
mw = ed->ed_meWrap;
day = ed->ed_day;
switch (StripType(mw)) {
case ME_MONTHLY:
if (WriteCalendarFile(mw, day, ed->ed_data) == False)
return;
break;
case ME_WEEKLY:
if (WriteWeeklyFile(mw, day, ed->ed_data) == False)
return;
break;
}
/*
* Otherwise change the displayed string
*/
if (mw->mw_have[day])
XtFree(mw->mw_have[day]);
mw->mw_have[day] = XtMalloc(strlen(ed->ed_data) + 1);
strcpy(mw->mw_have[day], ed->ed_data);
/*
* Update the visual image
*/
UpdateDayDetails(mw, day);
XtSetSensitive(ed->ed_save, False);
}
static void
UpdateDayDetails(mw, day)
MeWrap *mw;
Cardinal day;
{
Instance *ins;
int nargs;
Arg args[3];
XtSetArg(args[0], XtNlabel, mw->mw_have[day]);
for (ins = mw->mw_list; ins; ins = ins->i_next) {
nargs = 1;
if (*mw->mw_have[day] == '\0') {
argLD(XtNforeground, ins->i_col.fg);
argLD(XtNbackground, ins->i_col.bg);
}
XtSetValues(ins->i_day_info[day], args, nargs);
}
/*
* worry about updating the memo system
*/
switch (StripType(mw)) {
case ME_MONTHLY:
if (today.day == day && today.month == mw->mw_month &&
today.year == mw->mw_year)
UpdateMemo();
break;
case ME_WEEKLY:
if (today.wday == day)
UpdateMemo();
break;
}
}
static void
FinishEditing(w, closure, call_data)
Widget w;
caddr_t closure;
caddr_t call_data;
{
register EditLine *ed = (EditLine *) closure;
register MeWrap *mw;
Cardinal day;
XtSetSensitive(ed->ed_quit, False);
if (MyCalendar)
XtSetSensitive(ed->ed_save, False);
mw = ed->ed_meWrap;
day = ed->ed_day;
if (MyCalendar) {
if (mw->mw_have[day] == NULL) {
if (*ed->ed_data) {
CheckExit(ed);
return;
}
} else if (strcmp(mw->mw_have[day], ed->ed_data)) {
CheckExit(ed);
return;
}
}
CleanEditPanel(w, ed, call_data);
}
static void
CleanEditPanel(w, closure, call_data)
Widget w;
caddr_t closure;
caddr_t call_data;
{
register EditLine *ed = (EditLine *) closure;
register EditLine *edl, *eds;
register MeWrap *mw;
Cardinal day;
Widget popup;
mw = ed->ed_meWrap;
day = ed->ed_day;
popup = ed->ed_popup;
XtFree(ed->ed_data);
for (edl = NULL, eds = mw->mw_ed;
eds;
edl = eds, eds = eds->ed_next) {
if (eds == ed) {
if (edl)
edl->ed_next = ed->ed_next;
else
mw->mw_ed = ed->ed_next;
break;
}
}
XtFree((char *) ed);
XtPopdown(popup);
XtDestroyWidget(popup);
SetAllButtons(mw->mw_list, day, True);
}
/*
* We are trying to leave with saving the data
* let us see if the user really wants to
*/
static void
CheckExit(ed)
register EditLine *ed;
{
DialogPopup(ed->ed_quit, CheckDia, ed, NULL);
}
/*
* Here we do the work
*/
static void
CheckDia(pop, ed)
Widget pop;
EditLine *ed;
{
Widget dia;
XtSetSensitive(ed->ed_quit, False);
/* Take "Save file?" from resources */
dia = XtCreateManagedWidget("check", dialogWidgetClass, pop, NULL, 0);
XawDialogAddButton(dia, "yes", YesCheck, ed);
XawDialogAddButton(dia, "no", NoCheck, ed);
}
/* ARGSUSED */
static void
YesCheck(w, closure, call_data)
Widget w;
caddr_t closure;
caddr_t call_data;
{
SaveEdits(w, closure, call_data);
CleanEditPanel(w, closure, call_data);
XtDestroyWidget(XtParent(XtParent(w)));
}
/* ARGSUSED */
static void
NoCheck(w, closure, call_data)
Widget w;
caddr_t closure;
caddr_t call_data;
{
CleanEditPanel(w, closure, call_data);
XtDestroyWidget(XtParent(XtParent(w)));
}
/*
* Slighty formatted XtError
*/
/* VARARGS1 */
void
Fatal(fmt, a, b)
char *fmt;
char *a;
char *b;
{
char buf[BUFSIZ];
(void) sprintf(buf, fmt, a, b);
XtAppError(appContext, buf);
/* NOTREACHED */
}
/*
* These routines used to insert text into a file
* from the middle button press.
* Code called from xcal_strip.c
* The routine is responsible for freeing the text string
*/
void
AppendText(w, da, txt)
Widget w;
Date *da;
String txt;
{
MeWrap *mw;
Cardinal len;
Cardinal srclen;
String newstr;
if ((mw = MeWrapSearch(da->year, da->month)) == NULL)
mw = NewMeWrap(); /* shouldn`t happen */
if (EditCheck(w, mw, da))
return;
/*
* if we have some text already, we must append the new text to it
*/
if (mw->mw_have[da->day]) {
/*
* size of new string is sum of previous two
* plus two for the nulls at the end of the string
* plus one because we made need to insert a newline
* after the old text
*/
srclen = strlen(mw->mw_have[da->day]);
if (srclen) {
len = srclen + strlen(txt) +3;
newstr = XtMalloc(len);
strcpy(newstr, mw->mw_have[da->day]);
if (newstr[srclen] == '\0') {
newstr[srclen++] = '\n';
newstr[srclen] = '\0';
}
strcat(newstr, txt);
XtFree(txt);
txt = newstr;
}
}
switch (StripType(mw)) {
case ME_MONTHLY:
if (WriteCalendarFile(mw, da->day, txt) == False)
return;
break;
case ME_WEEKLY:
if (WriteWeeklyFile(mw, da->day, txt) == False)
return;
break;
}
/*
* Otherwise change the displayed string
*/
if (mw->mw_have[da->day])
XtFree(mw->mw_have[da->day]);
mw->mw_have[da->day] = txt;
UpdateDayDetails(mw, da->day);
}
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