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-rw-r--r--src/calcurse.c1
-rw-r--r--src/calcurse.h3
-rw-r--r--src/calendar.c25
-rw-r--r--src/interaction.c13
4 files changed, 41 insertions, 1 deletions
diff --git a/src/calcurse.c b/src/calcurse.c
index b868877..ba0f11e 100644
--- a/src/calcurse.c
+++ b/src/calcurse.c
@@ -369,6 +369,7 @@ int main(int argc, char **argv)
case KEY_GENERIC_IMPORT:
wins_erase_status_bar();
io_import_data(IO_IMPORT_ICAL, NULL);
+ calendar_monthly_view_cache_set_invalid();
inday = do_storage(0);
wins_update(FLAG_ALL);
break;
diff --git a/src/calcurse.h b/src/calcurse.h
index b21cd95..25bb780 100644
--- a/src/calcurse.h
+++ b/src/calcurse.h
@@ -144,6 +144,8 @@
#define DAYINSEC (DAYINMIN * MININSEC)
#define HOURINSEC (HOURINMIN * MININSEC)
+#define MAXDAYSPERMONTH 31
+
/* Calendar window. */
#define CALHEIGHT 12
@@ -629,6 +631,7 @@ void calendar_store_current_date(struct date *);
void calendar_init_slctd_day(void);
struct date *calendar_get_slctd_day(void);
long calendar_get_slctd_day_sec(void);
+void calendar_monthly_view_cache_set_invalid(void);
void calendar_update_panel(struct window *);
void calendar_goto_today(void);
void calendar_change_day(int);
diff --git a/src/calendar.c b/src/calendar.c
index a157caa..61e758b 100644
--- a/src/calendar.c
+++ b/src/calendar.c
@@ -77,6 +77,10 @@ static void (*draw_calendar[CAL_VIEWS]) (struct window *, struct date *,
unsigned) = {
draw_monthly_view, draw_weekly_view};
+static int monthly_view_cache[MAXDAYSPERMONTH];
+static int monthly_view_cache_valid = 0;
+static int monthly_view_cache_month = 0;
+
/* Switch between calendar views (monthly view is selected by default). */
void calendar_view_next(void)
{
@@ -264,6 +268,11 @@ static int date_change(struct tm *date, int delta_month, int delta_day)
}
}
+void calendar_monthly_view_cache_set_invalid(void)
+{
+ monthly_view_cache_valid = 0;
+}
+
/* Draw the monthly view inside calendar panel. */
static void
draw_monthly_view(struct window *cwin, struct date *current_day,
@@ -313,13 +322,25 @@ draw_monthly_view(struct window *cwin, struct date *current_day,
day_1_sav = (c_day_1 + 1) * 3 + c_day_1 - 7;
+ /* invalidate cache if a new month is selected */
+ if (yr * YEARINMONTHS + mo != monthly_view_cache_month) {
+ monthly_view_cache_month = yr * YEARINMONTHS + mo;
+ monthly_view_cache_valid = 0;
+ }
+
for (c_day = 1; c_day <= numdays; ++c_day, ++c_day_1, c_day_1 %= 7) {
check_day.dd = c_day;
check_day.mm = slctd_day.mm;
check_day.yyyy = slctd_day.yyyy;
/* check if the day contains an event or an appointment */
- item_this_day = day_check_if_item(check_day);
+ if (monthly_view_cache_valid) {
+ item_this_day = monthly_view_cache[c_day - 1];
+ }
+ else {
+ item_this_day = monthly_view_cache[c_day - 1] =
+ day_check_if_item(check_day);
+ }
/* Go to next line, the week is over. */
if (!c_day_1 && 1 != c_day) {
@@ -352,6 +373,8 @@ draw_monthly_view(struct window *cwin, struct date *current_day,
mvwprintw(cwin->p, ofs_y + 1,
ofs_x + day_1_sav + 4 * c_day + 1, "%2d", c_day);
}
+
+ monthly_view_cache_valid = 1;
}
static int weeknum(const struct tm *t, int firstweekday)
diff --git a/src/interaction.c b/src/interaction.c
index 8f3ffdb..829e778 100644
--- a/src/interaction.c
+++ b/src/interaction.c
@@ -358,6 +358,8 @@ void interact_day_item_edit(void)
break;
}
+ calendar_monthly_view_cache_set_invalid();
+
if (need_check_notify)
notify_check_next_app(1);
}
@@ -571,6 +573,9 @@ void interact_day_item_add(void)
if (apoint_hilt() == 0)
apoint_hilt_increase(1);
}
+
+ calendar_monthly_view_cache_set_invalid();
+
wins_erase_status_bar();
}
@@ -613,6 +618,8 @@ void interact_day_item_delete(unsigned *nb_events, unsigned *nb_apoints)
/* NOTREACHED */
}
+ calendar_monthly_view_cache_set_invalid();
+
if (apoint_hilt() > 1)
apoint_hilt_decrease(1);
if (apad.first_onscreen >= to_be_removed)
@@ -858,6 +865,8 @@ void interact_day_item_repeat(void)
/* NOTREACHED */
}
day_erase_item(date, item_nb, ERASE_FORCE);
+
+ calendar_monthly_view_cache_set_invalid();
}
/* Free the current cut item, if any. */
@@ -897,6 +906,8 @@ void interact_day_item_cut(unsigned *nb_events, unsigned *nb_apoints)
day_cut.type = p->type;
day_cut.item = p->item;
+ calendar_monthly_view_cache_set_invalid();
+
if (p->type == EVNT || p->type == RECUR_EVNT) {
(*nb_events)--;
to_be_removed = 1;
@@ -926,6 +937,8 @@ void interact_day_item_paste(unsigned *nb_events, unsigned *nb_apoints)
item_type = day_paste_item(&day_cut, calendar_get_slctd_day_sec());
day_cut.type = 0;
+ calendar_monthly_view_cache_set_invalid();
+
if (item_type == EVNT || item_type == RECUR_EVNT)
(*nb_events)++;
else if (item_type == APPT || item_type == RECUR_APPT)