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ItemList selection bug && navigation bug fixed

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Co-authored-by: kobewi <kobewi4e@gmail.com>
This commit is contained in:
Thakee Nathees 2020-03-25 06:28:04 +05:30 committed by kobewi
parent 83d2673772
commit 09835f3cc5
1 changed files with 61 additions and 8 deletions
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69
scene/gui/item_list.cpp
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@ -585,6 +585,9 @@ Size2 ItemList::Item::get_icon_size() const {
void ItemList::gui_input(const Ref<InputEvent> &p_event) {
ERR_FAIL_COND(p_event.is_null());
#define CAN_SELECT(i) (items[i].selectable && !items[i].disabled)
#define IS_SAME_ROW(i, row) (i / current_columns == row)
double prev_scroll = scroll_bar->get_value();
Ref<InputEventMouseMotion> mm = p_event;
@ -642,6 +645,9 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
SWAP(from, to);
}
for (int j = from; j <= to; j++) {
if (!CAN_SELECT(j)) {
continue;
}
bool selected = !items[j].selected;
select(j, false);
if (selected) {
@ -650,6 +656,9 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
}
if (mb->get_button_index() == MouseButton::RIGHT) {
if (!CAN_SELECT(i)) {
return;
}
emit_signal(SNAME("item_rmb_selected"), i, get_local_mouse_position());
}
} else {
@ -659,8 +668,15 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
}
if (items[i].selected && mb->get_button_index() == MouseButton::RIGHT) {
if (!CAN_SELECT(i)) {
return;
}
emit_signal(SNAME("item_rmb_selected"), i, get_local_mouse_position());
} else {
if (!CAN_SELECT(i)) {
return;
}
bool selected = items[i].selected;
select(i, select_mode == SELECT_SINGLE || !mb->is_command_pressed());
@ -707,7 +723,7 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
if (diff < uint64_t(ProjectSettings::get_singleton()->get("gui/timers/incremental_search_max_interval_msec")) * 2) {
for (int i = current - 1; i >= 0; i--) {
if (items[i].text.begins_with(search_string)) {
if (CAN_SELECT(i) && items[i].text.begins_with(search_string)) {
set_current(i);
ensure_current_is_visible();
if (select_mode == SELECT_SINGLE) {
@ -723,7 +739,15 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
}
if (current >= current_columns) {
set_current(current - current_columns);
int next = current - current_columns;
while (next >= 0 && !CAN_SELECT(next)) {
next = next - current_columns;
}
if (next < 0) {
accept_event();
return;
}
set_current(next);
ensure_current_is_visible();
if (select_mode == SELECT_SINGLE) {
emit_signal(SNAME("item_selected"), current);
@ -737,7 +761,7 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
if (diff < uint64_t(ProjectSettings::get_singleton()->get("gui/timers/incremental_search_max_interval_msec")) * 2) {
for (int i = current + 1; i < items.size(); i++) {
if (items[i].text.begins_with(search_string)) {
if (CAN_SELECT(i) && items[i].text.begins_with(search_string)) {
set_current(i);
ensure_current_is_visible();
if (select_mode == SELECT_SINGLE) {
@ -752,7 +776,15 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
}
if (current < items.size() - current_columns) {
set_current(current + current_columns);
int next = current + current_columns;
while (next < items.size() && !CAN_SELECT(next)) {
next = next + current_columns;
}
if (next >= items.size()) {
accept_event();
return;
}
set_current(next);
ensure_current_is_visible();
if (select_mode == SELECT_SINGLE) {
emit_signal(SNAME("item_selected"), current);
@ -763,7 +795,7 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
search_string = ""; //any mousepress cancels
for (int i = 4; i > 0; i--) {
if (current - current_columns * i >= 0) {
if (current - current_columns * i >= 0 && CAN_SELECT(current - current_columns * i)) {
set_current(current - current_columns * i);
ensure_current_is_visible();
if (select_mode == SELECT_SINGLE) {
@ -777,7 +809,7 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
search_string = ""; //any mousepress cancels
for (int i = 4; i > 0; i--) {
if (current + current_columns * i < items.size()) {
if (current + current_columns * i < items.size() && CAN_SELECT(current + current_columns * i)) {
set_current(current + current_columns * i);
ensure_current_is_visible();
if (select_mode == SELECT_SINGLE) {
@ -792,7 +824,16 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
search_string = ""; //any mousepress cancels
if (current % current_columns != 0) {
set_current(current - 1);
int current_row = current / current_columns;
int next = current - 1;
while (!CAN_SELECT(next)) {
next = next - 1;
}
if (next < 0 || !IS_SAME_ROW(next, current_row)) {
accept_event();
return;
}
set_current(next);
ensure_current_is_visible();
if (select_mode == SELECT_SINGLE) {
emit_signal(SNAME("item_selected"), current);
@ -803,7 +844,16 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
search_string = ""; //any mousepress cancels
if (current % current_columns != (current_columns - 1) && current + 1 < items.size()) {
set_current(current + 1);
int current_row = current / current_columns;
int next = current + 1;
while (!CAN_SELECT(next)) {
next = next + 1;
}
if (items.size() <= next || !IS_SAME_ROW(next, current_row)) {
accept_event();
return;
}
set_current(next);
ensure_current_is_visible();
if (select_mode == SELECT_SINGLE) {
emit_signal(SNAME("item_selected"), current);
@ -879,6 +929,9 @@ void ItemList::gui_input(const Ref<InputEvent> &p_event) {
if (scroll_bar->get_value() != prev_scroll) {
accept_event(); //accept event if scroll changed
}
#undef CAN_SELECT
#undef IS_SAME_ROW
}
void ItemList::ensure_current_is_visible() {