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Selection: move selection functions from divelist.c to selection.c

Browse source 
Since we now have a selection.c translation unit, put the selection-
related functions there.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2019-11-24 15:02:34 +01:00 • committed by bstoeger
parent 7787bfbf9e
commit 4b1a3a1a6e
14 changed files with 142 additions and 127 deletions
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106
core/selection.cpp
View file

@ -8,6 +8,112 @@
#include <QVector>
int amount_selected;
extern "C" void select_dive(struct dive *dive)
{
if (!dive)
return;
if (!dive->selected) {
dive->selected = 1;
amount_selected++;
}
current_dive = dive;
}
extern "C" void deselect_dive(struct dive *dive)
{
int idx;
if (dive && dive->selected) {
dive->selected = 0;
if (amount_selected)
amount_selected--;
if (current_dive == dive && amount_selected > 0) {
/* pick a different dive as selected */
int selected_dive = idx = get_divenr(dive);
while (--selected_dive >= 0) {
dive = get_dive(selected_dive);
if (dive && dive->selected) {
current_dive = dive;
return;
}
}
selected_dive = idx;
while (++selected_dive < dive_table.nr) {
dive = get_dive(selected_dive);
if (dive && dive->selected) {
current_dive = dive;
return;
}
}
}
current_dive = NULL;
}
}
extern "C" struct dive *first_selected_dive()
{
int idx;
struct dive *d;
for_each_dive (idx, d) {
if (d->selected)
return d;
}
return NULL;
}
extern "C" struct dive *last_selected_dive()
{
int idx;
struct dive *d, *ret = NULL;
for_each_dive (idx, d) {
if (d->selected)
ret = d;
}
return ret;
}
extern "C" bool consecutive_selected()
{
struct dive *d;
int i;
bool consecutive = true;
bool firstfound = false;
bool lastfound = false;
if (amount_selected == 0 || amount_selected == 1)
return true;
for_each_dive(i, d) {
if (d->selected) {
if (!firstfound)
firstfound = true;
else if (lastfound)
consecutive = false;
} else if (firstfound) {
lastfound = true;
}
}
return consecutive;
}
#if DEBUG_SELECTION_TRACKING
extern "C" void dump_selection(void)
{
int i;
struct dive *dive;
printf("currently selected are %u dives:", amount_selected);
for_each_dive(i, dive) {
if (dive->selected)
printf(" %d", i);
}
printf("\n");
}
#endif
// Set the current dive either from a list of selected dives,
// or a newly selected dive. In both cases, try to select the
// dive that is newer that is newer than the given date.