Fix tab dragging issues

This commit is contained in:
kit
2023-10-18 22:12:50 -04:00
parent 8c25a98fdf
commit 701c8d8323
6 changed files with 120 additions and 181 deletions

View File

@@ -321,7 +321,6 @@ void TabBar::gui_input(const Ref<InputEvent> &p_event) {
}
void TabBar::_shape(int p_tab) {
tabs.write[p_tab].xl_text = atr(tabs[p_tab].text);
tabs.write[p_tab].text_buf->clear();
tabs.write[p_tab].text_buf->set_width(-1);
if (tabs[p_tab].text_direction == Control::TEXT_DIRECTION_INHERITED) {
@@ -330,7 +329,7 @@ void TabBar::_shape(int p_tab) {
tabs.write[p_tab].text_buf->set_direction((TextServer::Direction)tabs[p_tab].text_direction);
}
tabs.write[p_tab].text_buf->add_string(tabs[p_tab].xl_text, theme_cache.font, theme_cache.font_size, tabs[p_tab].language);
tabs.write[p_tab].text_buf->add_string(atr(tabs[p_tab].text), theme_cache.font, theme_cache.font_size, tabs[p_tab].language);
}
void TabBar::_notification(int p_what) {
@@ -1118,7 +1117,26 @@ Variant TabBar::get_drag_data(const Point2 &p_point) {
if (!drag_to_rearrange_enabled) {
return Control::get_drag_data(p_point); // Allow stuff like TabContainer to override it.
}
return _handle_get_drag_data("tab_bar_tab", p_point);
}
bool TabBar::can_drop_data(const Point2 &p_point, const Variant &p_data) const {
if (!drag_to_rearrange_enabled) {
return Control::can_drop_data(p_point, p_data); // Allow stuff like TabContainer to override it.
}
return _handle_can_drop_data("tab_bar_tab", p_point, p_data);
}
void TabBar::drop_data(const Point2 &p_point, const Variant &p_data) {
if (!drag_to_rearrange_enabled) {
Control::drop_data(p_point, p_data); // Allow stuff like TabContainer to override it.
return;
}
_handle_drop_data("tab_bar_tab", p_point, p_data, callable_mp(this, &TabBar::move_tab), callable_mp(this, &TabBar::_move_tab_from));
}
Variant TabBar::_handle_get_drag_data(const String &p_type, const Point2 &p_point) {
int tab_over = get_tab_idx_at_point(p_point);
if (tab_over < 0) {
return Variant();
@@ -1138,30 +1156,26 @@ Variant TabBar::get_drag_data(const Point2 &p_point) {
drag_preview->add_child(tf);
}
Label *label = memnew(Label(tabs[tab_over].xl_text));
Label *label = memnew(Label(get_tab_title(tab_over)));
drag_preview->add_child(label);
set_drag_preview(drag_preview);
Dictionary drag_data;
drag_data["type"] = "tab_element";
drag_data["tab_element"] = tab_over;
drag_data["type"] = p_type;
drag_data["tab_index"] = tab_over;
drag_data["from_path"] = get_path();
return drag_data;
}
bool TabBar::can_drop_data(const Point2 &p_point, const Variant &p_data) const {
if (!drag_to_rearrange_enabled) {
return Control::can_drop_data(p_point, p_data); // Allow stuff like TabContainer to override it.
}
bool TabBar::_handle_can_drop_data(const String &p_type, const Point2 &p_point, const Variant &p_data) const {
Dictionary d = p_data;
if (!d.has("type")) {
return false;
}
if (String(d["type"]) == "tab_element") {
if (String(d["type"]) == p_type) {
NodePath from_path = d["from_path"];
NodePath to_path = get_path();
if (from_path == to_path) {
@@ -1179,19 +1193,14 @@ bool TabBar::can_drop_data(const Point2 &p_point, const Variant &p_data) const {
return false;
}
void TabBar::drop_data(const Point2 &p_point, const Variant &p_data) {
if (!drag_to_rearrange_enabled) {
Control::drop_data(p_point, p_data); // Allow stuff like TabContainer to override it.
return;
}
void TabBar::_handle_drop_data(const String &p_type, const Point2 &p_point, const Variant &p_data, const Callable &p_move_tab_callback, const Callable &p_move_tab_from_other_callback) {
Dictionary d = p_data;
if (!d.has("type")) {
return;
}
if (String(d["type"]) == "tab_element") {
int tab_from_id = d["tab_element"];
if (String(d["type"]) == p_type) {
int tab_from_id = d["tab_index"];
int hover_now = get_tab_idx_at_point(p_point);
NodePath from_path = d["from_path"];
NodePath to_path = get_path();
@@ -1216,7 +1225,7 @@ void TabBar::drop_data(const Point2 &p_point, const Variant &p_data) {
hover_now = is_layout_rtl() ^ (p_point.x < x) ? 0 : get_tab_count() - 1;
}
move_tab(tab_from_id, hover_now);
p_move_tab_callback.call(tab_from_id, hover_now);
if (!is_tab_disabled(hover_now)) {
emit_signal(SNAME("active_tab_rearranged"), hover_now);
set_current_tab(hover_now);
@@ -1242,37 +1251,44 @@ void TabBar::drop_data(const Point2 &p_point, const Variant &p_data) {
hover_now = tabs.is_empty() || (is_layout_rtl() ^ (p_point.x < get_tab_rect(0).position.x)) ? 0 : get_tab_count();
}
Tab moving_tab = from_tabs->tabs[tab_from_id];
from_tabs->remove_tab(tab_from_id);
tabs.insert(hover_now, moving_tab);
if (tabs.size() > 1) {
if (current >= hover_now) {
current++;
}
if (previous >= hover_now) {
previous++;
}
}
if (!is_tab_disabled(hover_now)) {
set_current_tab(hover_now);
} else {
_update_cache();
queue_redraw();
}
update_minimum_size();
if (tabs.size() == 1) {
emit_signal(SNAME("tab_selected"), 0);
emit_signal(SNAME("tab_changed"), 0);
}
p_move_tab_from_other_callback.call(from_tabs, tab_from_id, hover_now);
}
}
}
}
void TabBar::_move_tab_from(TabBar *p_from_tabbar, int p_from_index, int p_to_index) {
Tab moving_tab = p_from_tabbar->tabs[p_from_index];
p_from_tabbar->remove_tab(p_from_index);
tabs.insert(p_to_index, moving_tab);
if (tabs.size() > 1) {
if (current >= p_to_index) {
current++;
}
if (previous >= p_to_index) {
previous++;
}
}
if (!is_tab_disabled(p_to_index)) {
set_current_tab(p_to_index);
if (tabs.size() == 1) {
_update_cache();
queue_redraw();
emit_signal(SNAME("tab_changed"), 0);
}
} else {
_update_cache();
queue_redraw();
if (tabs.size() == 1) {
emit_signal(SNAME("tab_changed"), 0);
}
}
update_minimum_size();
}
int TabBar::get_tab_idx_at_point(const Point2 &p_point) const {
int hover_now = -1;