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Add is_visible_in_tree in TreeItem

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This commit is contained in:
Faycal ElOuariachi 2024-02-13 22:27:15 +01:00
parent e92d55bbf4
commit 50cf7e1778
3 changed files with 44 additions and 11 deletions
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6
doc/classes/TreeItem.xml
View file

@ -438,6 +438,12 @@
Returns [code]true[/code] if the given [param column] is selected. Returns [code]true[/code] if the given [param column] is selected.
</description> </description>
</method> </method>
<method name="is_visible_in_tree" qualifiers="const">
<return type="bool" />
<description>
Returns [code]true[/code] if [member visible] is [code]true[/code] and all its ancestors are also visible.
</description>
</method>
<method name="move_after"> <method name="move_after">
<return type="void" /> <return type="void" />
<param index="0" name="item" type="TreeItem" /> <param index="0" name="item" type="TreeItem" />

45
scene/gui/tree.cpp
View file

@ -680,7 +680,7 @@ bool TreeItem::_is_any_collapsed(bool p_only_visible) {
} }
bool TreeItem::is_any_collapsed(bool p_only_visible) { bool TreeItem::is_any_collapsed(bool p_only_visible) {
if (p_only_visible && !is_visible()) { if (p_only_visible && !is_visible_in_tree()) {
return false; return false;
} }
@ -701,12 +701,31 @@ void TreeItem::set_visible(bool p_visible) {
tree->queue_redraw(); tree->queue_redraw();
_changed_notify(); _changed_notify();
} }
_handle_visibility_changed(p_visible);
} }
bool TreeItem::is_visible() { bool TreeItem::is_visible() {
return visible; return visible;
} }
bool TreeItem::is_visible_in_tree() const {
return visible && parent_visible_in_tree;
}
void TreeItem::_handle_visibility_changed(bool p_visible) {
TreeItem *child = get_first_child();
while (child) {
child->_propagate_visibility_changed(p_visible);
child = child->get_next();
}
}
void TreeItem::_propagate_visibility_changed(bool p_parent_visible_in_tree) {
parent_visible_in_tree = p_parent_visible_in_tree;
_handle_visibility_changed(p_parent_visible_in_tree);
}
void TreeItem::uncollapse_tree() { void TreeItem::uncollapse_tree() {
TreeItem *t = this; TreeItem *t = this;
while (t) { while (t) {
@ -777,6 +796,7 @@ TreeItem *TreeItem::create_child(int p_index) {
} }
ti->parent = this; ti->parent = this;
ti->parent_visible_in_tree = is_visible_in_tree();
return ti; return ti;
} }
@ -788,6 +808,8 @@ void TreeItem::add_child(TreeItem *p_item) {
p_item->_change_tree(tree); p_item->_change_tree(tree);
p_item->parent = this; p_item->parent = this;
p_item->parent_visible_in_tree = is_visible_in_tree();
p_item->_handle_visibility_changed(p_item->parent_visible_in_tree);
TreeItem *item_prev = first_child; TreeItem *item_prev = first_child;
while (item_prev && item_prev->next) { while (item_prev && item_prev->next) {
@ -895,7 +917,7 @@ TreeItem *TreeItem::_get_prev_in_tree(bool p_wrap, bool p_include_invisible) {
TreeItem *TreeItem::get_prev_visible(bool p_wrap) { TreeItem *TreeItem::get_prev_visible(bool p_wrap) {
TreeItem *loop = this; TreeItem *loop = this;
TreeItem *prev_item = _get_prev_in_tree(p_wrap); TreeItem *prev_item = _get_prev_in_tree(p_wrap);
while (prev_item && !prev_item->is_visible()) { while (prev_item && !prev_item->is_visible_in_tree()) {
prev_item = prev_item->_get_prev_in_tree(p_wrap); prev_item = prev_item->_get_prev_in_tree(p_wrap);
if (prev_item == loop) { if (prev_item == loop) {
// Check that we haven't looped all the way around to the start. // Check that we haven't looped all the way around to the start.
@ -936,7 +958,7 @@ TreeItem *TreeItem::_get_next_in_tree(bool p_wrap, bool p_include_invisible) {
TreeItem *TreeItem::get_next_visible(bool p_wrap) { TreeItem *TreeItem::get_next_visible(bool p_wrap) {
TreeItem *loop = this; TreeItem *loop = this;
TreeItem *next_item = _get_next_in_tree(p_wrap); TreeItem *next_item = _get_next_in_tree(p_wrap);
while (next_item && !next_item->is_visible()) { while (next_item && !next_item->is_visible_in_tree()) {
next_item = next_item->_get_next_in_tree(p_wrap); next_item = next_item->_get_next_in_tree(p_wrap);
if (next_item == loop) { if (next_item == loop) {
// Check that we haven't looped all the way around to the start. // Check that we haven't looped all the way around to the start.
@ -1630,6 +1652,7 @@ void TreeItem::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_visible", "enable"), &TreeItem::set_visible); 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("is_visible"), &TreeItem::is_visible);
ClassDB::bind_method(D_METHOD("is_visible_in_tree"), &TreeItem::is_visible_in_tree);
ClassDB::bind_method(D_METHOD("uncollapse_tree"), &TreeItem::uncollapse_tree); ClassDB::bind_method(D_METHOD("uncollapse_tree"), &TreeItem::uncollapse_tree);
@ -1779,7 +1802,7 @@ Size2 Tree::_get_cell_icon_size(const TreeItem::Cell &p_cell) const {
} }
int Tree::compute_item_height(TreeItem *p_item) const { int Tree::compute_item_height(TreeItem *p_item) const {
if ((p_item == root && hide_root) || !p_item->is_visible()) { if ((p_item == root && hide_root) || !p_item->is_visible_in_tree()) {
return 0; return 0;
} }
@ -1837,7 +1860,7 @@ int Tree::compute_item_height(TreeItem *p_item) const {
} }
int Tree::get_item_height(TreeItem *p_item) const { int Tree::get_item_height(TreeItem *p_item) const {
if (!p_item->is_visible()) { if (!p_item->is_visible_in_tree()) {
return 0; return 0;
} }
int height = compute_item_height(p_item); int height = compute_item_height(p_item);
@ -2028,7 +2051,7 @@ int Tree::draw_item(const Point2i &p_pos, const Point2 &p_draw_ofs, const Size2
return -1; //draw no more! return -1; //draw no more!
} }
if (!p_item->is_visible()) { if (!p_item->is_visible_in_tree()) {
return 0; return 0;
} }
@ -2485,7 +2508,7 @@ int Tree::draw_item(const Point2i &p_pos, const Point2 &p_draw_ofs, const Size2
} }
// Draw relationship lines. // Draw relationship lines.
if (theme_cache.draw_relationship_lines > 0 && (!hide_root || c->parent != root) && c->is_visible()) { if (theme_cache.draw_relationship_lines > 0 && (!hide_root || c->parent != root) && c->is_visible_in_tree()) {
int root_ofs = children_pos.x + ((p_item->disable_folding || hide_folding) ? theme_cache.h_separation : theme_cache.item_margin); int root_ofs = children_pos.x + ((p_item->disable_folding || hide_folding) ? theme_cache.h_separation : theme_cache.item_margin);
int parent_ofs = p_pos.x + theme_cache.item_margin; int parent_ofs = p_pos.x + theme_cache.item_margin;
Point2i root_pos = Point2i(root_ofs, children_pos.y + child_self_height / 2) - theme_cache.offset + p_draw_ofs; Point2i root_pos = Point2i(root_ofs, children_pos.y + child_self_height / 2) - theme_cache.offset + p_draw_ofs;
@ -2766,7 +2789,7 @@ 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) { 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()) { if (p_item && !p_item->is_visible_in_tree()) {
// Skip any processing of invisible items. // Skip any processing of invisible items.
return 0; return 0;
} }
@ -4775,7 +4798,7 @@ int Tree::get_item_offset(TreeItem *p_item) const {
return ofs; return ofs;
} }
if ((it != root || !hide_root) && it->is_visible()) { if ((it != root || !hide_root) && it->is_visible_in_tree()) {
ofs += compute_item_height(it); ofs += compute_item_height(it);
ofs += theme_cache.v_separation; ofs += theme_cache.v_separation;
} }
@ -5148,7 +5171,7 @@ 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 { 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; Point2 pos = p_pos;
if ((root != p_item || !hide_root) && p_item->is_visible()) { if ((root != p_item || !hide_root) && p_item->is_visible_in_tree()) {
h = compute_item_height(p_item) + theme_cache.v_separation; h = compute_item_height(p_item) + theme_cache.v_separation;
if (pos.y < h) { if (pos.y < h) {
if (drop_mode_flags == DROP_MODE_ON_ITEM) { if (drop_mode_flags == DROP_MODE_ON_ITEM) {
@ -5181,7 +5204,7 @@ TreeItem *Tree::_find_item_at_pos(TreeItem *p_item, const Point2 &p_pos, int &r_
h = 0; h = 0;
} }
if (p_item->is_collapsed() || !p_item->is_visible()) { if (p_item->is_collapsed() || !p_item->is_visible_in_tree()) {
return nullptr; // do not try children, it's collapsed return nullptr; // do not try children, it's collapsed
} }

4
scene/gui/tree.h
View file

@ -128,6 +128,7 @@ private:
bool collapsed = false; // won't show children bool collapsed = false; // won't show children
bool visible = true; bool visible = true;
bool parent_visible_in_tree = true;
bool disable_folding = false; bool disable_folding = false;
int custom_min_height = 0; int custom_min_height = 0;
@ -146,6 +147,8 @@ private:
void _changed_notify(); void _changed_notify();
void _cell_selected(int p_cell); void _cell_selected(int p_cell);
void _cell_deselected(int p_cell); void _cell_deselected(int p_cell);
void _handle_visibility_changed(bool p_visible);
void _propagate_visibility_changed(bool p_parent_visible_in_tree);
void _change_tree(Tree *p_tree); void _change_tree(Tree *p_tree);
@ -299,6 +302,7 @@ public:
void set_visible(bool p_visible); void set_visible(bool p_visible);
bool is_visible(); bool is_visible();
bool is_visible_in_tree() const;
void uncollapse_tree(); void uncollapse_tree();