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-rw-r--r--scene/gui/option_button.cpp2
-rw-r--r--scene/gui/tree.cpp196
-rw-r--r--scene/gui/tree.h10
3 files changed, 137 insertions, 71 deletions
diff --git a/scene/gui/option_button.cpp b/scene/gui/option_button.cpp
index 4b79d79846..a86f2bdbc1 100644
--- a/scene/gui/option_button.cpp
+++ b/scene/gui/option_button.cpp
@@ -320,7 +320,7 @@ int OptionButton::get_selectable_item(bool p_from_last) const {
}
}
} else {
- for (int i = get_item_count() - 1; i >= 0; i++) {
+ for (int i = get_item_count() - 1; i >= 0; i--) {
if (!is_item_disabled(i) && !is_item_separator(i)) {
return i;
}
diff --git a/scene/gui/tree.cpp b/scene/gui/tree.cpp
index 0ca9a66e08..4d18bc91c4 100644
--- a/scene/gui/tree.cpp
+++ b/scene/gui/tree.cpp
@@ -544,6 +544,21 @@ bool TreeItem::is_collapsed() {
return collapsed;
}
+void TreeItem::set_visible(bool p_visible) {
+ if (visible == p_visible) {
+ return;
+ }
+ visible = p_visible;
+ if (tree) {
+ tree->update();
+ _changed_notify();
+ }
+}
+
+bool TreeItem::is_visible() {
+ return visible;
+}
+
void TreeItem::uncollapse_tree() {
TreeItem *t = this;
while (t) {
@@ -646,7 +661,7 @@ TreeItem *TreeItem::get_first_child() const {
return first_child;
}
-TreeItem *TreeItem::get_prev_visible(bool p_wrap) {
+TreeItem *TreeItem::_get_prev_visible(bool p_wrap) {
TreeItem *current = this;
TreeItem *prev = current->get_prev();
@@ -682,7 +697,21 @@ TreeItem *TreeItem::get_prev_visible(bool p_wrap) {
return current;
}
-TreeItem *TreeItem::get_next_visible(bool p_wrap) {
+TreeItem *TreeItem::get_prev_visible(bool p_wrap) {
+ TreeItem *loop = this;
+ TreeItem *prev = this->_get_prev_visible(p_wrap);
+ while (prev && !prev->is_visible()) {
+ prev = prev->_get_prev_visible(p_wrap);
+ if (prev == loop) {
+ // Check that we haven't looped all the way around to the start.
+ prev = nullptr;
+ break;
+ }
+ }
+ return prev;
+}
+
+TreeItem *TreeItem::_get_next_visible(bool p_wrap) {
TreeItem *current = this;
if (!current->collapsed && current->first_child) {
@@ -709,12 +738,37 @@ TreeItem *TreeItem::get_next_visible(bool p_wrap) {
return current;
}
+TreeItem *TreeItem::get_next_visible(bool p_wrap) {
+ TreeItem *loop = this;
+ TreeItem *next = this->_get_next_visible(p_wrap);
+ while (next && !next->is_visible()) {
+ next = next->_get_next_visible(p_wrap);
+ if (next == loop) {
+ // Check that we haven't looped all the way around to the start.
+ next = nullptr;
+ break;
+ }
+ }
+ return next;
+}
+
TreeItem *TreeItem::get_child(int p_idx) {
_create_children_cache();
ERR_FAIL_INDEX_V(p_idx, children_cache.size(), nullptr);
return children_cache.get(p_idx);
}
+int TreeItem::get_visible_child_count() {
+ _create_children_cache();
+ int visible_count = 0;
+ for (int i = 0; i < children_cache.size(); i++) {
+ if (children_cache[i]->is_visible()) {
+ visible_count += 1;
+ }
+ }
+ return visible_count;
+}
+
int TreeItem::get_child_count() {
_create_children_cache();
return children_cache.size();
@@ -1256,6 +1310,9 @@ void TreeItem::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_collapsed", "enable"), &TreeItem::set_collapsed);
ClassDB::bind_method(D_METHOD("is_collapsed"), &TreeItem::is_collapsed);
+ ClassDB::bind_method(D_METHOD("set_visible", "enable"), &TreeItem::set_visible);
+ ClassDB::bind_method(D_METHOD("is_visible"), &TreeItem::is_visible);
+
ClassDB::bind_method(D_METHOD("uncollapse_tree"), &TreeItem::uncollapse_tree);
ClassDB::bind_method(D_METHOD("set_custom_minimum_height", "height"), &TreeItem::set_custom_minimum_height);
@@ -1340,6 +1397,7 @@ void TreeItem::_bind_methods() {
}
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "collapsed"), "set_collapsed", "is_collapsed");
+ ADD_PROPERTY(PropertyInfo(Variant::BOOL, "visible"), "set_visible", "is_visible");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "disable_folding"), "set_disable_folding", "is_folding_disabled");
ADD_PROPERTY(PropertyInfo(Variant::INT, "custom_minimum_height", PROPERTY_HINT_RANGE, "0,1000,1"), "set_custom_minimum_height", "get_custom_minimum_height");
@@ -1445,7 +1503,7 @@ void Tree::update_cache() {
}
int Tree::compute_item_height(TreeItem *p_item) const {
- if (p_item == root && hide_root) {
+ if ((p_item == root && hide_root) || !p_item->is_visible()) {
return 0;
}
@@ -1506,6 +1564,9 @@ int Tree::compute_item_height(TreeItem *p_item) const {
}
int Tree::get_item_height(TreeItem *p_item) const {
+ if (!p_item->is_visible()) {
+ return 0;
+ }
int height = compute_item_height(p_item);
height += cache.vseparation;
@@ -1686,6 +1747,10 @@ int Tree::draw_item(const Point2i &p_pos, const Point2 &p_draw_ofs, const Size2
return -1; //draw no more!
}
+ if (!p_item->is_visible()) {
+ return 0;
+ }
+
RID ci = get_canvas_item();
int htotal = 0;
@@ -2056,7 +2121,7 @@ int Tree::draw_item(const Point2i &p_pos, const Point2 &p_draw_ofs, const Size2
}
}
- if (!p_item->disable_folding && !hide_folding && p_item->first_child) { //has children, draw the guide box
+ if (!p_item->disable_folding && !hide_folding && p_item->first_child && p_item->get_visible_child_count() != 0) { //has visible children, draw the guide box
Ref<Texture2D> arrow;
@@ -2382,6 +2447,11 @@ void Tree::_range_click_timeout() {
}
int Tree::propagate_mouse_event(const Point2i &p_pos, int x_ofs, int y_ofs, int x_limit, bool p_double_click, TreeItem *p_item, MouseButton p_button, const Ref<InputEventWithModifiers> &p_mod) {
+ if (p_item && !p_item->is_visible()) {
+ // Skip any processing of invisible items.
+ return 0;
+ }
+
int item_h = compute_item_height(p_item) + cache.vseparation;
bool skip = (p_item == root && hide_root);
@@ -2491,7 +2561,6 @@ int Tree::propagate_mouse_event(const Point2i &p_pos, int x_ofs, int y_ofs, int
cache.click_column = col;
cache.click_pos = click_pos;
update();
- //emit_signal(SNAME("button_pressed"));
return -1;
}
@@ -2513,9 +2582,7 @@ int Tree::propagate_mouse_event(const Point2i &p_pos, int x_ofs, int y_ofs, int
if (!c.selected || p_button == MouseButton::RIGHT) {
p_item->select(col);
emit_signal(SNAME("multi_selected"), p_item, col, true);
- if (p_button == MouseButton::RIGHT) {
- emit_signal(SNAME("item_rmb_selected"), get_local_mouse_position());
- }
+ emit_signal(SNAME("item_mouse_selected"), get_local_mouse_position(), p_button);
//p_item->selected_signal.call(col);
} else {
@@ -2530,9 +2597,7 @@ int Tree::propagate_mouse_event(const Point2i &p_pos, int x_ofs, int y_ofs, int
bool inrange = false;
select_single_item(p_item, root, col, selected_item, &inrange);
- if (p_button == MouseButton::RIGHT) {
- emit_signal(SNAME("item_rmb_selected"), get_local_mouse_position());
- }
+ emit_signal(SNAME("item_mouse_selected"), get_local_mouse_position(), p_button);
} else {
int icount = _count_selected_items(root);
@@ -2544,9 +2609,7 @@ int Tree::propagate_mouse_event(const Point2i &p_pos, int x_ofs, int y_ofs, int
select_single_item(p_item, root, col);
}
- if (p_button == MouseButton::RIGHT) {
- emit_signal(SNAME("item_rmb_selected"), get_local_mouse_position());
- }
+ emit_signal(SNAME("item_mouse_selected"), get_local_mouse_position(), p_button);
}
}
@@ -2583,11 +2646,11 @@ int Tree::propagate_mouse_event(const Point2i &p_pos, int x_ofs, int y_ofs, int
if (force_edit_checkbox_only_on_checkbox) {
if (x < cache.checked->get_width()) {
p_item->set_checked(col, !c.checked);
- item_edited(col, p_item);
+ item_edited(col, p_item, p_button);
}
} else {
p_item->set_checked(col, !c.checked);
- item_edited(col, p_item);
+ item_edited(col, p_item, p_button);
}
click_handled = true;
//p_item->edited_signal.call(col);
@@ -2629,17 +2692,17 @@ int Tree::propagate_mouse_event(const Point2i &p_pos, int x_ofs, int y_ofs, int
p_item->set_range(col, c.val + (up ? 1.0 : -1.0) * c.step);
- item_edited(col, p_item);
+ item_edited(col, p_item, p_button);
} else if (p_button == MouseButton::RIGHT) {
p_item->set_range(col, (up ? c.max : c.min));
- item_edited(col, p_item);
+ item_edited(col, p_item, p_button);
} else if (p_button == MouseButton::WHEEL_UP) {
p_item->set_range(col, c.val + c.step);
- item_edited(col, p_item);
+ item_edited(col, p_item, p_button);
} else if (p_button == MouseButton::WHEEL_DOWN) {
p_item->set_range(col, c.val - c.step);
- item_edited(col, p_item);
+ item_edited(col, p_item, p_button);
}
//p_item->edited_signal.call(col);
@@ -2670,7 +2733,7 @@ int Tree::propagate_mouse_event(const Point2i &p_pos, int x_ofs, int y_ofs, int
}
if (!p_item->cells[col].custom_button || !on_arrow) {
- item_edited(col, p_item, p_button == MouseButton::LEFT);
+ item_edited(col, p_item, p_button);
}
click_handled = true;
return -1;
@@ -2717,8 +2780,8 @@ int Tree::propagate_mouse_event(const Point2i &p_pos, int x_ofs, int y_ofs, int
item_h += child_h;
}
}
- if (p_item == root && p_button == MouseButton::RIGHT) {
- emit_signal(SNAME("empty_rmb"), get_local_mouse_position());
+ if (p_item == root) {
+ emit_signal(SNAME("empty_clicked"), get_local_mouse_position(), p_button);
}
}
@@ -3126,7 +3189,6 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
}
Ref<InputEventMouseMotion> mm = p_event;
-
if (mm.is_valid()) {
if (cache.font.is_null()) { // avoid a strange case that may corrupt stuff
update_cache();
@@ -3256,18 +3318,17 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
}
}
- Ref<InputEventMouseButton> b = p_event;
-
- if (b.is_valid()) {
+ Ref<InputEventMouseButton> mb = p_event;
+ if (mb.is_valid()) {
if (cache.font.is_null()) { // avoid a strange case that may corrupt stuff
update_cache();
}
bool rtl = is_layout_rtl();
- if (!b->is_pressed()) {
- if (b->get_button_index() == MouseButton::LEFT) {
- Point2 pos = b->get_position();
+ if (!mb->is_pressed()) {
+ if (mb->get_button_index() == MouseButton::LEFT) {
+ Point2 pos = mb->get_position();
if (rtl) {
pos.x = get_size().width - pos.x;
}
@@ -3302,7 +3363,7 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
warp_mouse(range_drag_capture_pos);
} else {
Rect2 rect = get_selected()->get_meta("__focus_rect");
- Point2 mpos = b->get_position();
+ Point2 mpos = mb->get_position();
int icon_size_x = 0;
Ref<Texture2D> icon = get_selected()->get_icon(selected_col);
if (icon.is_valid()) {
@@ -3330,17 +3391,6 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
pressing_for_editor = false;
}
- if (cache.click_type == Cache::CLICK_BUTTON && cache.click_item != nullptr) {
- // make sure in case of wrong reference after reconstructing whole TreeItems
- cache.click_item = get_item_at_position(cache.click_pos);
- emit_signal(SNAME("button_pressed"), cache.click_item, cache.click_column, cache.click_id);
- }
- cache.click_type = Cache::CLICK_NONE;
- cache.click_index = -1;
- cache.click_id = -1;
- cache.click_item = nullptr;
- cache.click_column = 0;
-
if (drag_touching) {
if (drag_speed == 0) {
drag_touching_deaccel = false;
@@ -3350,8 +3400,20 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
drag_touching_deaccel = true;
}
}
- update();
}
+
+ if (cache.click_type == Cache::CLICK_BUTTON && cache.click_item != nullptr) {
+ // make sure in case of wrong reference after reconstructing whole TreeItems
+ cache.click_item = get_item_at_position(cache.click_pos);
+ emit_signal("button_clicked", cache.click_item, cache.click_column, cache.click_id, mb->get_button_index());
+ }
+
+ cache.click_type = Cache::CLICK_NONE;
+ cache.click_index = -1;
+ cache.click_id = -1;
+ cache.click_item = nullptr;
+ cache.click_column = 0;
+ update();
return;
}
@@ -3359,12 +3421,12 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
return;
}
- switch (b->get_button_index()) {
+ switch (mb->get_button_index()) {
case MouseButton::RIGHT:
case MouseButton::LEFT: {
Ref<StyleBox> bg = cache.bg;
- Point2 pos = b->get_position();
+ Point2 pos = mb->get_position();
if (rtl) {
pos.x = get_size().width - pos.x;
}
@@ -3374,7 +3436,7 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
pos.y -= _get_title_button_height();
if (pos.y < 0) {
- if (b->get_button_index() == MouseButton::LEFT) {
+ if (mb->get_button_index() == MouseButton::LEFT) {
pos.x += cache.offset.x;
int len = 0;
for (int i = 0; i < columns.size(); i++) {
@@ -3391,10 +3453,8 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
break;
}
}
+
if (!root || (!root->get_first_child() && hide_root)) {
- if (b->get_button_index() == MouseButton::RIGHT && allow_rmb_select) {
- emit_signal(SNAME("empty_tree_rmb_selected"), get_local_mouse_position());
- }
break;
}
@@ -3409,17 +3469,17 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
cache.rtl = is_layout_rtl();
blocked++;
- propagate_mouse_event(pos + cache.offset, 0, 0, x_limit + cache.offset.width, b->is_double_click(), root, b->get_button_index(), b);
+ propagate_mouse_event(pos + cache.offset, 0, 0, x_limit + cache.offset.width, mb->is_double_click(), root, mb->get_button_index(), mb);
blocked--;
if (pressing_for_editor) {
- pressing_pos = b->get_position();
+ pressing_pos = mb->get_position();
if (rtl) {
pressing_pos.x = get_size().width - pressing_pos.x;
}
}
- if (b->get_button_index() == MouseButton::RIGHT) {
+ if (mb->get_button_index() == MouseButton::RIGHT) {
break;
}
@@ -3442,8 +3502,8 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
set_physics_process_internal(true);
}
- if (b->get_button_index() == MouseButton::LEFT) {
- if (get_item_at_position(b->get_position()) == nullptr && !b->is_shift_pressed() && !b->is_ctrl_pressed() && !b->is_command_pressed()) {
+ if (mb->get_button_index() == MouseButton::LEFT) {
+ if (get_item_at_position(mb->get_position()) == nullptr && !mb->is_shift_pressed() && !mb->is_ctrl_pressed() && !mb->is_command_pressed()) {
emit_signal(SNAME("nothing_selected"));
}
}
@@ -3457,7 +3517,7 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
} break;
case MouseButton::WHEEL_UP: {
double prev_value = v_scroll->get_value();
- v_scroll->set_value(v_scroll->get_value() - v_scroll->get_page() * b->get_factor() / 8);
+ v_scroll->set_value(v_scroll->get_value() - v_scroll->get_page() * mb->get_factor() / 8);
if (v_scroll->get_value() != prev_value) {
accept_event();
}
@@ -3465,7 +3525,7 @@ void Tree::gui_input(const Ref<InputEvent> &p_event) {
} break;
case MouseButton::WHEEL_DOWN: {
double prev_value = v_scroll->get_value();
- v_scroll->set_value(v_scroll->get_value() + v_scroll->get_page() * b->get_factor() / 8);
+ v_scroll->set_value(v_scroll->get_value() + v_scroll->get_page() * mb->get_factor() / 8);
if (v_scroll->get_value() != prev_value) {
accept_event();
}
@@ -3911,16 +3971,16 @@ TreeItem *Tree::get_last_item() const {
return last;
}
-void Tree::item_edited(int p_column, TreeItem *p_item, bool p_lmb) {
+void Tree::item_edited(int p_column, TreeItem *p_item, MouseButton p_mouse_index) {
edited_item = p_item;
edited_col = p_column;
if (p_item != nullptr && p_column >= 0 && p_column < p_item->cells.size()) {
edited_item->cells.write[p_column].dirty = true;
}
- if (p_lmb) {
+ if (p_mouse_index == MouseButton::NONE) {
emit_signal(SNAME("item_edited"));
} else {
- emit_signal(SNAME("item_rmb_edited"));
+ emit_signal(SNAME("custom_item_clicked"), p_mouse_index);
}
}
@@ -4147,7 +4207,7 @@ int Tree::get_column_minimum_width(int p_column) const {
depth += 1;
} else {
TreeItem *common_parent = item->get_parent();
- while (common_parent != next->get_parent()) {
+ while (common_parent != next->get_parent() && common_parent) {
common_parent = common_parent->get_parent();
depth -= 1;
}
@@ -4464,7 +4524,7 @@ Point2 Tree::get_scroll() const {
}
void Tree::scroll_to_item(TreeItem *p_item, bool p_center_on_item) {
- if (!is_visible_in_tree()) {
+ if (!is_visible_in_tree() || !p_item->is_visible()) {
return; // Hack to work around crash in get_item_rect() if Tree is not in tree.
}
@@ -4588,7 +4648,7 @@ void Tree::_do_incr_search(const String &p_add) {
TreeItem *Tree::_find_item_at_pos(TreeItem *p_item, const Point2 &p_pos, int &r_column, int &h, int &section) const {
Point2 pos = p_pos;
- if (root != p_item || !hide_root) {
+ if ((root != p_item || !hide_root) && p_item->is_visible()) {
h = compute_item_height(p_item) + cache.vseparation;
if (pos.y < h) {
if (drop_mode_flags == DROP_MODE_ON_ITEM) {
@@ -4621,7 +4681,7 @@ TreeItem *Tree::_find_item_at_pos(TreeItem *p_item, const Point2 &p_pos, int &r_
h = 0;
}
- if (p_item->is_collapsed()) {
+ if (p_item->is_collapsed() || !p_item->is_visible()) {
return nullptr; // do not try children, it's collapsed
}
@@ -4965,17 +5025,15 @@ void Tree::_bind_methods() {
ADD_SIGNAL(MethodInfo("item_selected"));
ADD_SIGNAL(MethodInfo("cell_selected"));
ADD_SIGNAL(MethodInfo("multi_selected", PropertyInfo(Variant::OBJECT, "item", PROPERTY_HINT_RESOURCE_TYPE, "TreeItem"), PropertyInfo(Variant::INT, "column"), PropertyInfo(Variant::BOOL, "selected")));
- ADD_SIGNAL(MethodInfo("item_rmb_selected", PropertyInfo(Variant::VECTOR2, "position")));
- ADD_SIGNAL(MethodInfo("empty_rmb", PropertyInfo(Variant::VECTOR2, "position")));
- ADD_SIGNAL(MethodInfo("empty_tree_rmb_selected", PropertyInfo(Variant::VECTOR2, "position")));
+ ADD_SIGNAL(MethodInfo("item_mouse_selected", PropertyInfo(Variant::VECTOR2, "position"), PropertyInfo(Variant::INT, "mouse_button_index")));
+ ADD_SIGNAL(MethodInfo("empty_clicked", PropertyInfo(Variant::VECTOR2, "position"), PropertyInfo(Variant::INT, "mouse_button_index")));
ADD_SIGNAL(MethodInfo("item_edited"));
- ADD_SIGNAL(MethodInfo("item_rmb_edited"));
+ ADD_SIGNAL(MethodInfo("custom_item_clicked", PropertyInfo(Variant::INT, "mouse_button_index")));
ADD_SIGNAL(MethodInfo("item_custom_button_pressed"));
ADD_SIGNAL(MethodInfo("item_double_clicked"));
ADD_SIGNAL(MethodInfo("item_collapsed", PropertyInfo(Variant::OBJECT, "item", PROPERTY_HINT_RESOURCE_TYPE, "TreeItem")));
ADD_SIGNAL(MethodInfo("check_propagated_to_item", PropertyInfo(Variant::OBJECT, "item", PROPERTY_HINT_RESOURCE_TYPE, "TreeItem"), PropertyInfo(Variant::INT, "column")));
- //ADD_SIGNAL( MethodInfo("item_double_clicked" ) );
- ADD_SIGNAL(MethodInfo("button_pressed", PropertyInfo(Variant::OBJECT, "item", PROPERTY_HINT_RESOURCE_TYPE, "TreeItem"), PropertyInfo(Variant::INT, "column"), PropertyInfo(Variant::INT, "id")));
+ ADD_SIGNAL(MethodInfo("button_clicked", PropertyInfo(Variant::OBJECT, "item", PROPERTY_HINT_RESOURCE_TYPE, "TreeItem"), PropertyInfo(Variant::INT, "column"), PropertyInfo(Variant::INT, "id"), PropertyInfo(Variant::INT, "mouse_button_index")));
ADD_SIGNAL(MethodInfo("custom_popup_edited", PropertyInfo(Variant::BOOL, "arrow_clicked")));
ADD_SIGNAL(MethodInfo("item_activated"));
ADD_SIGNAL(MethodInfo("column_title_pressed", PropertyInfo(Variant::INT, "column")));
diff --git a/scene/gui/tree.h b/scene/gui/tree.h
index 8ee2a3c382..a70f24cb62 100644
--- a/scene/gui/tree.h
+++ b/scene/gui/tree.h
@@ -124,6 +124,7 @@ private:
Vector<Cell> cells;
bool collapsed = false; // won't show children
+ bool visible = true;
bool disable_folding = false;
int custom_min_height = 0;
@@ -209,6 +210,9 @@ private:
void _propagate_check_through_children(int p_column, bool p_checked, bool p_emit_signal);
void _propagate_check_through_parents(int p_column, bool p_emit_signal);
+ TreeItem *_get_prev_visible(bool p_wrap = false);
+ TreeItem *_get_next_visible(bool p_wrap = false);
+
public:
void set_text(int p_column, String p_text);
String get_text(int p_column) const;
@@ -273,6 +277,9 @@ public:
void set_collapsed(bool p_collapsed);
bool is_collapsed();
+ void set_visible(bool p_visible);
+ bool is_visible();
+
void uncollapse_tree();
void set_custom_minimum_height(int p_height);
@@ -335,6 +342,7 @@ public:
TreeItem *get_next_visible(bool p_wrap = false);
TreeItem *get_child(int p_idx);
+ int get_visible_child_count();
int get_child_count();
Array get_children();
int get_index();
@@ -466,7 +474,7 @@ private:
void _notification(int p_what);
- void item_edited(int p_column, TreeItem *p_item, bool p_lmb = true);
+ void item_edited(int p_column, TreeItem *p_item, MouseButton p_mouse_index = MouseButton::NONE);
void item_changed(int p_column, TreeItem *p_item);
void item_selected(int p_column, TreeItem *p_item);
void item_deselected(int p_column, TreeItem *p_item);